mld2p4-2:
mlprec/impl/Makefile mlprec/impl/SMOOTHER mlprec/impl/SMOOTHER/Makefile mlprec/impl/SMOOTHER/mld_c_as_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_c_as_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_c_as_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_c_as_smoother_check.f90 mlprec/impl/SMOOTHER/mld_c_as_smoother_dmp.f90 mlprec/impl/SMOOTHER/mld_c_as_smoother_free.f90 mlprec/impl/SMOOTHER/mld_c_as_smoother_setc.f90 mlprec/impl/SMOOTHER/mld_c_as_smoother_seti.f90 mlprec/impl/SMOOTHER/mld_c_as_smoother_setr.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_check.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_descr.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_dmp.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_free.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_setc.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_seti.f90 mlprec/impl/SMOOTHER/mld_c_base_smoother_setr.f90 mlprec/impl/SMOOTHER/mld_c_jac_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_c_jac_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_c_jac_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_check.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_dmp.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_free.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_setc.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_seti.f90 mlprec/impl/SMOOTHER/mld_d_as_smoother_setr.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_check.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_descr.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_dmp.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_free.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_setc.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_seti.f90 mlprec/impl/SMOOTHER/mld_d_base_smoother_setr.f90 mlprec/impl/SMOOTHER/mld_d_jac_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_d_jac_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_d_jac_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_check.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_dmp.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_free.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_setc.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_seti.f90 mlprec/impl/SMOOTHER/mld_s_as_smoother_setr.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_check.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_descr.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_dmp.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_free.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_setc.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_seti.f90 mlprec/impl/SMOOTHER/mld_s_base_smoother_setr.f90 mlprec/impl/SMOOTHER/mld_s_jac_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_s_jac_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_s_jac_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_check.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_dmp.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_free.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_setc.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_seti.f90 mlprec/impl/SMOOTHER/mld_z_as_smoother_setr.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_bld.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_check.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_descr.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_dmp.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_free.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_setc.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_seti.f90 mlprec/impl/SMOOTHER/mld_z_base_smoother_setr.f90 mlprec/impl/SMOOTHER/mld_z_jac_smoother_apply.f90 mlprec/impl/SMOOTHER/mld_z_jac_smoother_apply_vect.f90 mlprec/impl/SMOOTHER/mld_z_jac_smoother_bld.f90 mlprec/impl/SOLVER mlprec/impl/SOLVER/Makefile mlprec/impl/SOLVER/mld_c_base_solver_apply.f90 mlprec/impl/SOLVER/mld_c_base_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_c_base_solver_bld.f90 mlprec/impl/SOLVER/mld_c_base_solver_check.f90 mlprec/impl/SOLVER/mld_c_base_solver_descr.f90 mlprec/impl/SOLVER/mld_c_base_solver_dmp.f90 mlprec/impl/SOLVER/mld_c_base_solver_free.f90 mlprec/impl/SOLVER/mld_c_base_solver_setc.f90 mlprec/impl/SOLVER/mld_c_base_solver_seti.f90 mlprec/impl/SOLVER/mld_c_base_solver_setr.f90 mlprec/impl/SOLVER/mld_c_diag_solver_apply.f90 mlprec/impl/SOLVER/mld_c_diag_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_c_diag_solver_bld.f90 mlprec/impl/SOLVER/mld_c_id_solver_apply.f90 mlprec/impl/SOLVER/mld_c_id_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_c_ilu_solver_apply.f90 mlprec/impl/SOLVER/mld_c_ilu_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_c_ilu_solver_bld.f90 mlprec/impl/SOLVER/mld_c_ilu_solver_dmp.f90 mlprec/impl/SOLVER/mld_d_base_solver_apply.f90 mlprec/impl/SOLVER/mld_d_base_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_d_base_solver_bld.f90 mlprec/impl/SOLVER/mld_d_base_solver_check.f90 mlprec/impl/SOLVER/mld_d_base_solver_descr.f90 mlprec/impl/SOLVER/mld_d_base_solver_dmp.f90 mlprec/impl/SOLVER/mld_d_base_solver_free.f90 mlprec/impl/SOLVER/mld_d_base_solver_setc.f90 mlprec/impl/SOLVER/mld_d_base_solver_seti.f90 mlprec/impl/SOLVER/mld_d_base_solver_setr.f90 mlprec/impl/SOLVER/mld_d_diag_solver_apply.f90 mlprec/impl/SOLVER/mld_d_diag_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_d_diag_solver_bld.f90 mlprec/impl/SOLVER/mld_d_id_solver_apply.f90 mlprec/impl/SOLVER/mld_d_id_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_d_ilu_solver_apply.f90 mlprec/impl/SOLVER/mld_d_ilu_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_d_ilu_solver_bld.f90 mlprec/impl/SOLVER/mld_d_ilu_solver_dmp.f90 mlprec/impl/SOLVER/mld_s_base_solver_apply.f90 mlprec/impl/SOLVER/mld_s_base_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_s_base_solver_bld.f90 mlprec/impl/SOLVER/mld_s_base_solver_check.f90 mlprec/impl/SOLVER/mld_s_base_solver_descr.f90 mlprec/impl/SOLVER/mld_s_base_solver_dmp.f90 mlprec/impl/SOLVER/mld_s_base_solver_free.f90 mlprec/impl/SOLVER/mld_s_base_solver_setc.f90 mlprec/impl/SOLVER/mld_s_base_solver_seti.f90 mlprec/impl/SOLVER/mld_s_base_solver_setr.f90 mlprec/impl/SOLVER/mld_s_diag_solver_apply.f90 mlprec/impl/SOLVER/mld_s_diag_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_s_diag_solver_bld.f90 mlprec/impl/SOLVER/mld_s_id_solver_apply.f90 mlprec/impl/SOLVER/mld_s_id_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_s_ilu_solver_apply.f90 mlprec/impl/SOLVER/mld_s_ilu_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_s_ilu_solver_bld.f90 mlprec/impl/SOLVER/mld_s_ilu_solver_dmp.f90 mlprec/impl/SOLVER/mld_z_base_solver_apply.f90 mlprec/impl/SOLVER/mld_z_base_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_z_base_solver_bld.f90 mlprec/impl/SOLVER/mld_z_base_solver_check.f90 mlprec/impl/SOLVER/mld_z_base_solver_descr.f90 mlprec/impl/SOLVER/mld_z_base_solver_dmp.f90 mlprec/impl/SOLVER/mld_z_base_solver_free.f90 mlprec/impl/SOLVER/mld_z_base_solver_setc.f90 mlprec/impl/SOLVER/mld_z_base_solver_seti.f90 mlprec/impl/SOLVER/mld_z_base_solver_setr.f90 mlprec/impl/SOLVER/mld_z_diag_solver_apply.f90 mlprec/impl/SOLVER/mld_z_diag_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_z_diag_solver_bld.f90 mlprec/impl/SOLVER/mld_z_id_solver_apply.f90 mlprec/impl/SOLVER/mld_z_id_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_z_ilu_solver_apply.f90 mlprec/impl/SOLVER/mld_z_ilu_solver_apply_vect.f90 mlprec/impl/SOLVER/mld_z_ilu_solver_bld.f90 mlprec/impl/SOLVER/mld_z_ilu_solver_dmp.f90 Split implementation of solvers and smoothersstopcriterion
Salvatore Filippone
12 years ago
parent
e9d409cef6
commit
1e15c35595
@ -0,0 +1,115 @@
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include ../../../Make.inc
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LIBDIR=../../../lib
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PSBLIBDIR=$(PSBLASDIR)/lib
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PSBINCDIR=$(PSBLASDIR)/include
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HERE=../..
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FINCLUDES=$(FMFLAG)../.. $(FMFLAG)$(LIBDIR) $(FMFLAG)$(PSBINCDIR) $(FMFLAG)$(PSBLIBDIR)
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OBJS=mld_c_as_smoother_apply.o \
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mld_c_as_smoother_apply_vect.o \
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mld_c_as_smoother_bld.o \
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mld_c_as_smoother_check.o \
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mld_c_as_smoother_dmp.o \
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mld_c_as_smoother_free.o \
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mld_c_as_smoother_setc.o \
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mld_c_as_smoother_seti.o \
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mld_c_as_smoother_setr.o \
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mld_c_base_smoother_apply.o \
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mld_c_base_smoother_apply_vect.o \
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mld_c_base_smoother_bld.o \
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mld_c_base_smoother_check.o \
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mld_c_base_smoother_descr.o \
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mld_c_base_smoother_dmp.o \
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mld_c_base_smoother_free.o \
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mld_c_base_smoother_setc.o \
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mld_c_base_smoother_seti.o \
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mld_c_base_smoother_setr.o \
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mld_c_jac_smoother_apply.o \
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mld_c_jac_smoother_apply_vect.o \
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mld_c_jac_smoother_bld.o \
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mld_d_as_smoother_apply.o \
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mld_d_as_smoother_apply_vect.o \
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mld_d_as_smoother_bld.o \
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mld_d_as_smoother_check.o \
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mld_d_as_smoother_dmp.o \
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mld_d_as_smoother_free.o \
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mld_d_as_smoother_setc.o \
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mld_d_as_smoother_seti.o \
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mld_d_as_smoother_setr.o \
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mld_d_base_smoother_apply.o \
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mld_d_base_smoother_apply_vect.o \
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mld_d_base_smoother_bld.o \
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mld_d_base_smoother_check.o \
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mld_d_base_smoother_descr.o \
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mld_d_base_smoother_dmp.o \
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mld_d_base_smoother_free.o \
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mld_d_base_smoother_setc.o \
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mld_d_base_smoother_seti.o \
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mld_d_base_smoother_setr.o \
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mld_d_jac_smoother_apply.o \
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mld_d_jac_smoother_apply_vect.o \
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mld_d_jac_smoother_bld.o \
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mld_s_as_smoother_apply.o \
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mld_s_as_smoother_apply_vect.o \
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mld_s_as_smoother_bld.o \
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mld_s_as_smoother_check.o \
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mld_s_as_smoother_dmp.o \
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mld_s_as_smoother_free.o \
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mld_s_as_smoother_setc.o \
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mld_s_as_smoother_seti.o \
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mld_s_as_smoother_setr.o \
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mld_s_base_smoother_apply.o \
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mld_s_base_smoother_apply_vect.o \
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mld_s_base_smoother_bld.o \
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mld_s_base_smoother_check.o \
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mld_s_base_smoother_descr.o \
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mld_s_base_smoother_dmp.o \
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mld_s_base_smoother_free.o \
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mld_s_base_smoother_setc.o \
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mld_s_base_smoother_seti.o \
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mld_s_base_smoother_setr.o \
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mld_s_jac_smoother_apply.o \
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mld_s_jac_smoother_apply_vect.o \
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mld_s_jac_smoother_bld.o \
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mld_z_as_smoother_apply.o \
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mld_z_as_smoother_apply_vect.o \
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mld_z_as_smoother_bld.o \
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mld_z_as_smoother_check.o \
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mld_z_as_smoother_dmp.o \
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mld_z_as_smoother_free.o \
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mld_z_as_smoother_setc.o \
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mld_z_as_smoother_seti.o \
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mld_z_as_smoother_setr.o \
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mld_z_base_smoother_apply.o \
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mld_z_base_smoother_apply_vect.o \
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mld_z_base_smoother_bld.o \
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mld_z_base_smoother_check.o \
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mld_z_base_smoother_descr.o \
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mld_z_base_smoother_dmp.o \
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mld_z_base_smoother_free.o \
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mld_z_base_smoother_setc.o \
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mld_z_base_smoother_seti.o \
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mld_z_base_smoother_setr.o \
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mld_z_jac_smoother_apply.o \
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mld_z_jac_smoother_apply_vect.o \
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mld_z_jac_smoother_bld.o
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LIBNAME=libmld_prec.a
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lib: $(OBJS)
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$(AR) $(HERE)/$(LIBNAME) $(OBJS)
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$(RANLIB) $(HERE)/$(LIBNAME)
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mpobjs:
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(make $(MPFOBJS) F90="$(MPF90)" F90COPT="$(F90COPT)")
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(make $(MPCOBJS) CC="$(MPCC)" CCOPT="$(CCOPT)")
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veryclean: clean
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/bin/rm -f $(LIBNAME)
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clean:
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/bin/rm -f $(OBJS) $(LOCAL_MODS)
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@ -0,0 +1,437 @@
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subroutine mld_c_as_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
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use psb_base_mod
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use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_apply
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implicit none
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type(psb_desc_type), intent(in) :: desc_data
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class(mld_c_as_smoother_type), intent(in) :: sm
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complex(psb_spk_),intent(inout) :: x(:)
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complex(psb_spk_),intent(inout) :: y(:)
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complex(psb_spk_),intent(in) :: alpha,beta
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character(len=1),intent(in) :: trans
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integer, intent(in) :: sweeps
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complex(psb_spk_),target, intent(inout) :: work(:)
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integer, intent(out) :: info
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integer :: n_row,n_col, nrow_d, i
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complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
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integer :: ictxt,np,me, err_act,isz,int_err(5)
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character :: trans_
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character(len=20) :: name='c_as_smoother_apply', ch_err
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call psb_erractionsave(err_act)
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info = psb_success_
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ictxt = desc_data%get_context()
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call psb_info (ictxt,me,np)
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trans_ = psb_toupper(trans)
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select case(trans_)
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case('N')
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case('T')
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case('C')
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case default
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call psb_errpush(psb_err_iarg_invalid_i_,name)
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goto 9999
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end select
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if (.not.allocated(sm%sv)) then
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info = 1121
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call psb_errpush(info,name)
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goto 9999
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end if
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n_row = sm%desc_data%get_local_rows()
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n_col = sm%desc_data%get_local_cols()
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nrow_d = desc_data%get_local_rows()
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isz=max(n_row,N_COL)
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if ((6*isz) <= size(work)) then
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ww => work(1:isz)
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tx => work(isz+1:2*isz)
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ty => work(2*isz+1:3*isz)
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aux => work(3*isz+1:)
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else if ((4*isz) <= size(work)) then
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aux => work(1:)
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allocate(ww(isz),tx(isz),ty(isz),stat=info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_request_,name,i_err=(/3*isz,0,0,0,0/),&
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& a_err='complex(psb_spk_)')
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goto 9999
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end if
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else if ((3*isz) <= size(work)) then
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ww => work(1:isz)
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tx => work(isz+1:2*isz)
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ty => work(2*isz+1:3*isz)
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allocate(aux(4*isz),stat=info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
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& a_err='complex(psb_spk_)')
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goto 9999
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end if
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else
|
||||
allocate(ww(isz),tx(isz),ty(isz),&
|
||||
&aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
endif
|
||||
|
||||
if ((sm%novr == 0).and.(sweeps == 1)) then
|
||||
!
|
||||
! Shortcut: in this case it's just the same
|
||||
! as Block Jacobi.
|
||||
!
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else
|
||||
|
||||
|
||||
tx(1:nrow_d) = x(1:nrow_d)
|
||||
tx(nrow_d+1:isz) = czero
|
||||
|
||||
|
||||
if (sweeps == 1) then
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(tx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
call sm%sv%apply(cone,tx,czero,ty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply prec%iprcparm(mld_smoother_sweeps_) sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
ty = czero
|
||||
do i=1, sweeps
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(tx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
ww(1:n_row) = tx(1:n_row)
|
||||
call psb_spmm(-cone,sm%nd,ty,cone,ww,sm%desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(cone,ww,czero,ty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
end do
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
|
||||
end if
|
||||
|
||||
!
|
||||
! Compute y = beta*y + alpha*ty (ty == K^(-1)*tx)
|
||||
!
|
||||
call psb_geaxpby(alpha,ty,beta,y,desc_data,info)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
else if ((4*isz) <= size(work)) then
|
||||
deallocate(ww,tx,ty)
|
||||
else if ((3*isz) <= size(work)) then
|
||||
deallocate(aux)
|
||||
else
|
||||
deallocate(ww,aux,tx,ty)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_as_smoother_apply
|
||||
@ -0,0 +1,465 @@
|
||||
subroutine mld_c_as_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_c_as_smoother_type), intent(inout) :: sm
|
||||
type(psb_c_vect_type),intent(inout) :: x
|
||||
type(psb_c_vect_type),intent(inout) :: y
|
||||
complex(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col, nrow_d, i
|
||||
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
complex(psb_spk_), allocatable :: vx(:)
|
||||
type(psb_c_vect_type) :: vtx, vty, vww
|
||||
integer :: ictxt,np,me, err_act,isz,int_err(5)
|
||||
character :: trans_
|
||||
character(len=20) :: name='c_as_smoother_apply', ch_err
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
ictxt = desc_data%get_context()
|
||||
call psb_info(ictxt,me,np)
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
nrow_d = desc_data%get_local_rows()
|
||||
isz = max(n_row,N_COL)
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
aux => work(3*isz+1:)
|
||||
else if ((4*isz) <= size(work)) then
|
||||
aux => work(1:)
|
||||
allocate(ww(isz),tx(isz),ty(isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/3*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else if ((3*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
allocate(aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else
|
||||
allocate(ww(isz),tx(isz),ty(isz),&
|
||||
&aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
endif
|
||||
|
||||
if ((sm%novr == 0).and.(sweeps == 1)) then
|
||||
!
|
||||
! Shortcut: in this case it's just the same
|
||||
! as Block Jacobi.
|
||||
!
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else
|
||||
|
||||
|
||||
vx = x%get_vect()
|
||||
|
||||
call psb_geall(vtx,sm%desc_data,info)
|
||||
call psb_geasb(vtx,sm%desc_data,info,mold=x%v)
|
||||
call psb_geall(vty,sm%desc_data,info)
|
||||
call psb_geasb(vty,sm%desc_data,info,mold=x%v)
|
||||
call psb_geall(vww,sm%desc_data,info)
|
||||
call psb_geasb(vww,sm%desc_data,info,mold=x%v)
|
||||
call vtx%set(czero)
|
||||
call vty%set(czero)
|
||||
call vww%set(czero)
|
||||
|
||||
|
||||
call vtx%set(vx(1:nrow_d))
|
||||
|
||||
if (sweeps == 1) then
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(vtx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
call sm%sv%apply(cone,vtx,czero,vty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply prec%iprcparm(mld_smoother_sweeps_) sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
call vty%set(czero)
|
||||
|
||||
do i=1, sweeps
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(vtx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
call psb_geaxpby(cone,vtx,czero,vww,sm%desc_data,info)
|
||||
call psb_spmm(-cone,sm%nd,vty,cone,vww,sm%desc_data,info,&
|
||||
& work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(cone,vww,czero,vty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
end do
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
|
||||
end if
|
||||
|
||||
!
|
||||
! Compute y = beta*y + alpha*ty (ty == K^(-1)*tx)
|
||||
!
|
||||
call psb_geaxpby(alpha,vty,beta,y,desc_data,info)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
else if ((4*isz) <= size(work)) then
|
||||
deallocate(ww,tx,ty)
|
||||
else if ((3*isz) <= size(work)) then
|
||||
deallocate(aux)
|
||||
else
|
||||
deallocate(ww,aux,tx,ty)
|
||||
endif
|
||||
call vww%free(info)
|
||||
call vtx%free(info)
|
||||
call vty%free(info)
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_as_smoother_apply_vect
|
||||
@ -0,0 +1,150 @@
|
||||
subroutine mld_c_as_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_cspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_c_as_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_c_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_c_base_vect_type), intent(in), optional :: vmold
|
||||
|
||||
! Local variables
|
||||
type(psb_cspmat_type) :: blck, atmp
|
||||
integer :: n_row,n_col, nrow_a, nhalo, novr, data_, nzeros
|
||||
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='c_as_smoother_bld', ch_err
|
||||
|
||||
info=psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
debug_unit = psb_get_debug_unit()
|
||||
debug_level = psb_get_debug_level()
|
||||
ictxt = desc_a%get_context()
|
||||
call psb_info(ictxt, me, np)
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' start'
|
||||
|
||||
|
||||
novr = sm%novr
|
||||
if (novr < 0) then
|
||||
info=psb_err_invalid_ovr_num_
|
||||
call psb_errpush(info,name,i_err=(/novr,0,0,0,0,0/))
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
if ((novr == 0).or.(np == 1)) then
|
||||
if (psb_toupper(upd) == 'F') then
|
||||
call psb_cdcpy(desc_a,sm%desc_data,info)
|
||||
If(debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& ' done cdcpy'
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_cdcpy'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Early return: P>=3 N_OVR=0'
|
||||
endif
|
||||
call blck%csall(0,0,info,1)
|
||||
else
|
||||
|
||||
If (psb_toupper(upd) == 'F') Then
|
||||
!
|
||||
! Build the auxiliary descriptor desc_p%matrix_data(psb_n_row_).
|
||||
! This is done by psb_cdbldext (interface to psb_cdovr), which is
|
||||
! independent of CSR, and has been placed in the tools directory
|
||||
! of PSBLAS, instead of the mlprec directory of MLD2P4, because it
|
||||
! might be used independently of the AS preconditioner, to build
|
||||
! a descriptor for an extended stencil in a PDE solver.
|
||||
!
|
||||
call psb_cdbldext(a,desc_a,novr,sm%desc_data,info,extype=psb_ovt_asov_)
|
||||
if(debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& ' From cdbldext _:',sm%desc_data%get_local_rows(),&
|
||||
& sm%desc_data%get_local_cols()
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_cdbldext'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
Endif
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Before sphalo '
|
||||
|
||||
!
|
||||
! Retrieve the remote sparse matrix rows required for the AS extended
|
||||
! matrix
|
||||
data_ = psb_comm_ext_
|
||||
Call psb_sphalo(a,sm%desc_data,blck,info,data=data_,rowscale=.true.)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_sphalo'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (debug_level >=psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'After psb_sphalo ',&
|
||||
& blck%get_nrows(), blck%get_nzeros()
|
||||
|
||||
End if
|
||||
if (info == psb_success_) &
|
||||
& call sm%sv%build(a,sm%desc_data,upd,info,&
|
||||
& blck,amold=amold,vmold=vmold)
|
||||
|
||||
nrow_a = a%get_nrows()
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
|
||||
if (info == psb_success_) call a%csclip(sm%nd,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
if (info == psb_success_) call blck%csclip(atmp,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
if (info == psb_success_) call psb_rwextd(n_row,sm%nd,info,b=atmp)
|
||||
|
||||
if (info == psb_success_) then
|
||||
if (present(amold)) then
|
||||
call sm%nd%cscnv(info,&
|
||||
& mold=amold,dupl=psb_dupl_add_)
|
||||
else
|
||||
call sm%nd%cscnv(info,&
|
||||
& type='csr',dupl=psb_dupl_add_)
|
||||
end if
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,a_err='clip & psb_spcnv csr 4')
|
||||
goto 9999
|
||||
end if
|
||||
nzeros = sm%nd%get_nzeros()
|
||||
!!$ write(0,*) me,' ND nzeors ',nzeros
|
||||
call psb_sum(ictxt,nzeros)
|
||||
sm%nd_nnz_tot = nzeros
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_as_smoother_bld
|
||||
@ -0,0 +1,46 @@
|
||||
subroutine mld_c_as_smoother_check(sm,info)
|
||||
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_check
|
||||
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_c_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_as_smoother_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
call mld_check_def(sm%restr,&
|
||||
& 'Restrictor',psb_halo_,is_legal_restrict)
|
||||
call mld_check_def(sm%prol,&
|
||||
& 'Prolongator',psb_none_,is_legal_prolong)
|
||||
call mld_check_def(sm%novr,&
|
||||
& 'Overlap layers ',0,is_legal_n_ovr)
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%check(info)
|
||||
else
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_as_smoother_check
|
||||
@ -0,0 +1,47 @@
|
||||
subroutine mld_c_as_smoother_dmp(sm,ictxt,level,info,prefix,head,smoother,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_dmp
|
||||
implicit none
|
||||
class(mld_c_as_smoother_type), intent(in) :: sm
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: smoother, solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: smoother_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_smth_c"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(smoother)) then
|
||||
smoother_ = smoother
|
||||
else
|
||||
smoother_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
if (smoother_) then
|
||||
write(fname(lname+1:),'(a,i3.3,a)')'_l',level,'_nd.mtx'
|
||||
if (sm%nd%is_asb()) &
|
||||
& call sm%nd%print(fname,head=head)
|
||||
end if
|
||||
! At base level do nothing for the smoother
|
||||
if (allocated(sm%sv)) &
|
||||
& call sm%sv%dump(ictxt,level,info,solver=solver,prefix=prefix)
|
||||
|
||||
end subroutine mld_c_as_smoother_dmp
|
||||
@ -0,0 +1,38 @@
|
||||
subroutine mld_c_as_smoother_free(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_free
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_as_smoother_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%free(info)
|
||||
if (info == psb_success_) deallocate(sm%sv,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
call sm%nd%free()
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_as_smoother_free
|
||||
@ -0,0 +1,36 @@
|
||||
subroutine mld_c_as_smoother_setc(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_setc
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act, ival
|
||||
character(len=20) :: name='c_as_smoother_setc'
|
||||
|
||||
info = psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
|
||||
call mld_stringval(val,ival,info)
|
||||
if (info == psb_success_) call sm%set(what,ival,info)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_from_subroutine_
|
||||
call psb_errpush(info, name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_as_smoother_setc
|
||||
@ -0,0 +1,43 @@
|
||||
subroutine mld_c_as_smoother_seti(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_seti
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_c_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_as_smoother_seti'
|
||||
|
||||
info = psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
select case(what)
|
||||
!!$ case(mld_smoother_sweeps_)
|
||||
!!$ sm%sweeps = val
|
||||
case(mld_sub_ovr_)
|
||||
sm%novr = val
|
||||
case(mld_sub_restr_)
|
||||
sm%restr = val
|
||||
case(mld_sub_prol_)
|
||||
sm%prol = val
|
||||
case default
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
end select
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_as_smoother_seti
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_c_as_smoother_setr(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_as_smoother, mld_protect_nam => mld_c_as_smoother_setr
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
real(psb_spk_), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_as_smoother_setr'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
else
|
||||
!!$ write(0,*) trim(name),' Missing component, not setting!'
|
||||
!!$ info = 1121
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_as_smoother_setr
|
||||
@ -0,0 +1,42 @@
|
||||
subroutine mld_c_base_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_c_base_smoother_type), intent(in) :: sm
|
||||
complex(psb_spk_),intent(inout) :: x(:)
|
||||
complex(psb_spk_),intent(inout) :: y(:)
|
||||
complex(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_base_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans,work,info)
|
||||
else
|
||||
info = 1121
|
||||
endif
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_base_smoother_apply
|
||||
@ -0,0 +1,43 @@
|
||||
subroutine mld_c_base_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,&
|
||||
|
||||
& trans,sweeps,work,info)
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_c_base_smoother_type), intent(inout) :: sm
|
||||
type(psb_c_vect_type),intent(inout) :: x
|
||||
type(psb_c_vect_type),intent(inout) :: y
|
||||
complex(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_base_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans,work,info)
|
||||
else
|
||||
info = 1121
|
||||
endif
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_base_smoother_apply_vect
|
||||
@ -0,0 +1,39 @@
|
||||
subroutine mld_c_base_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_cspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_c_base_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_c_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_c_base_vect_type), intent(in), optional :: vmold
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_base_smoother_bld'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%build(a,desc_a,upd,info,amold=amold,vmold=vmold)
|
||||
else
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
endif
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_smoother_bld
|
||||
@ -0,0 +1,36 @@
|
||||
subroutine mld_c_base_smoother_check(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_check
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_c_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_base_smoother_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%check(info)
|
||||
else
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_smoother_check
|
||||
@ -0,0 +1,55 @@
|
||||
subroutine mld_c_base_smoother_descr(sm,info,iout,coarse)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_descr
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_c_base_smoother_type), intent(in) :: sm
|
||||
integer, intent(out) :: info
|
||||
integer, intent(in), optional :: iout
|
||||
logical, intent(in), optional :: coarse
|
||||
|
||||
! Local variables
|
||||
integer :: err_act
|
||||
integer :: ictxt, me, np
|
||||
character(len=20), parameter :: name='mld_c_base_smoother_descr'
|
||||
integer :: iout_
|
||||
logical :: coarse_
|
||||
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (present(coarse)) then
|
||||
coarse_ = coarse
|
||||
else
|
||||
coarse_ = .false.
|
||||
end if
|
||||
if (present(iout)) then
|
||||
iout_ = iout
|
||||
else
|
||||
iout_ = 6
|
||||
end if
|
||||
|
||||
if (.not.coarse_) &
|
||||
& write(iout_,*) 'Base smoother with local solver'
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%descr(info,iout,coarse)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_from_subroutine_
|
||||
call psb_errpush(info,name,a_err='Local solver')
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_smoother_descr
|
||||
@ -0,0 +1,42 @@
|
||||
subroutine mld_c_base_smoother_dmp(sm,ictxt,level,info,prefix,head,smoother,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_dmp
|
||||
implicit none
|
||||
class(mld_c_base_smoother_type), intent(in) :: sm
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: smoother, solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: smoother_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_smth_c"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(smoother)) then
|
||||
smoother_ = smoother
|
||||
else
|
||||
smoother_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
! At base level do nothing for the smoother
|
||||
if (allocated(sm%sv)) &
|
||||
& call sm%sv%dump(ictxt,level,info,solver=solver,prefix=prefix)
|
||||
|
||||
end subroutine mld_c_base_smoother_dmp
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_c_base_smoother_free(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_free
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_c_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_base_smoother_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%free(info)
|
||||
if (info == psb_success_) deallocate(sm%sv,stat=info)
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_smoother_free
|
||||
@ -0,0 +1,34 @@
|
||||
subroutine mld_c_base_smoother_setc(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_setc
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_c_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_base_smoother_setc'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_smoother_setc
|
||||
@ -0,0 +1,31 @@
|
||||
subroutine mld_c_base_smoother_seti(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_seti
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_base_smoother_seti'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_smoother_seti
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_c_base_smoother_setr(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_smoother_mod, mld_protect_name => mld_c_base_smoother_setr
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_c_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
real(psb_spk_), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='c_base_smoother_setr'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_smoother_setr
|
||||
@ -0,0 +1,156 @@
|
||||
subroutine mld_c_jac_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_jac_smoother, mld_protect_name => mld_c_jac_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_c_jac_smoother_type), intent(in) :: sm
|
||||
complex(psb_spk_),intent(inout) :: x(:)
|
||||
complex(psb_spk_),intent(inout) :: y(:)
|
||||
complex(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col
|
||||
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='c_jac_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T','C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/4*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/5*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if ((sweeps == 1).or.(sm%nnz_nd_tot==0)) then
|
||||
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,&
|
||||
& name,a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply multiple sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
allocate(tx(n_col),ty(n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/2*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
tx = czero
|
||||
ty = czero
|
||||
do i=1, sweeps
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
ty(1:n_row) = x(1:n_row)
|
||||
call psb_spmm(-cone,sm%nd,tx,cone,ty,desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(cone,ty,czero,tx,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
end do
|
||||
|
||||
if (info == psb_success_) call psb_geaxpby(alpha,tx,beta,y,desc_data,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
deallocate(tx,ty,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='final cleanup with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
endif
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_jac_smoother_apply
|
||||
@ -0,0 +1,153 @@
|
||||
subroutine mld_c_jac_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_jac_smoother, mld_protect_name => mld_c_jac_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_c_jac_smoother_type), intent(inout) :: sm
|
||||
type(psb_c_vect_type),intent(inout) :: x
|
||||
type(psb_c_vect_type),intent(inout) :: y
|
||||
complex(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col
|
||||
type(psb_c_vect_type) :: tx, ty
|
||||
complex(psb_spk_), pointer :: ww(:), aux(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='c_jac_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/4*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/5*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if ((sweeps == 1).or.(sm%nnz_nd_tot==0)) then
|
||||
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,&
|
||||
& name,a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply multiple sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
call tx%bld(x%get_nrows(),mold=x%v)
|
||||
call tx%set(czero)
|
||||
call ty%bld(x%get_nrows(),mold=x%v)
|
||||
|
||||
do i=1, sweeps
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
call psb_geaxpby(cone,x,czero,ty,desc_data,info)
|
||||
call psb_spmm(-cone,sm%nd,tx,cone,ty,desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(cone,ty,czero,tx,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
end do
|
||||
|
||||
if (info == psb_success_) call psb_geaxpby(alpha,tx,beta,y,desc_data,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call tx%free(info)
|
||||
if (info == psb_success_) call ty%free(info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='final cleanup with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
endif
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_jac_smoother_apply_vect
|
||||
@ -0,0 +1,82 @@
|
||||
subroutine mld_c_jac_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_diag_solver
|
||||
use mld_c_jac_smoother, mld_protect_name => mld_c_jac_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_cspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_c_jac_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_c_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_c_base_vect_type), intent(in), optional :: vmold
|
||||
! Local variables
|
||||
integer :: n_row,n_col, nrow_a, nztota, nzeros
|
||||
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='c_jac_smoother_bld', ch_err
|
||||
|
||||
info=psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
debug_unit = psb_get_debug_unit()
|
||||
debug_level = psb_get_debug_level()
|
||||
ictxt = desc_a%get_context()
|
||||
call psb_info(ictxt, me, np)
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' start'
|
||||
|
||||
|
||||
n_row = desc_a%get_local_rows()
|
||||
|
||||
nrow_a = a%get_nrows()
|
||||
nztota = a%get_nzeros()
|
||||
select type (smsv => sm%sv)
|
||||
type is (mld_c_diag_solver_type)
|
||||
call a%clip_diag(sm%nd,info)
|
||||
class default
|
||||
call a%csclip(sm%nd,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
end select
|
||||
if (info == psb_success_) then
|
||||
if (present(amold)) then
|
||||
call sm%nd%cscnv(info,&
|
||||
& mold=amold,dupl=psb_dupl_add_)
|
||||
else
|
||||
call sm%nd%cscnv(info,&
|
||||
& type='csr',dupl=psb_dupl_add_)
|
||||
endif
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,&
|
||||
& a_err='clip & psb_spcnv csr 4')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call sm%sv%build(a,desc_a,upd,info,amold=amold,vmold=vmold)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,&
|
||||
& a_err='solver build')
|
||||
goto 9999
|
||||
end if
|
||||
nzeros = sm%nd%get_nzeros()
|
||||
call psb_sum(ictxt,nzeros)
|
||||
sm%nnz_nd_tot = nzeros
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_jac_smoother_bld
|
||||
@ -0,0 +1,437 @@
|
||||
subroutine mld_d_as_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_d_as_smoother_type), intent(in) :: sm
|
||||
real(psb_dpk_),intent(inout) :: x(:)
|
||||
real(psb_dpk_),intent(inout) :: y(:)
|
||||
real(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col, nrow_d, i
|
||||
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me, err_act,isz,int_err(5)
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_as_smoother_apply', ch_err
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
ictxt = desc_data%get_context()
|
||||
call psb_info (ictxt,me,np)
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
nrow_d = desc_data%get_local_rows()
|
||||
isz=max(n_row,N_COL)
|
||||
if ((6*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
aux => work(3*isz+1:)
|
||||
else if ((4*isz) <= size(work)) then
|
||||
aux => work(1:)
|
||||
allocate(ww(isz),tx(isz),ty(isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/3*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else if ((3*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
allocate(aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else
|
||||
allocate(ww(isz),tx(isz),ty(isz),&
|
||||
&aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
endif
|
||||
|
||||
if ((sm%novr == 0).and.(sweeps == 1)) then
|
||||
!
|
||||
! Shortcut: in this case it's just the same
|
||||
! as Block Jacobi.
|
||||
!
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else
|
||||
|
||||
|
||||
tx(1:nrow_d) = x(1:nrow_d)
|
||||
tx(nrow_d+1:isz) = dzero
|
||||
|
||||
|
||||
if (sweeps == 1) then
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(tx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
call sm%sv%apply(done,tx,dzero,ty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply prec%iprcparm(mld_smoother_sweeps_) sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
ty = dzero
|
||||
do i=1, sweeps
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(tx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
ww(1:n_row) = tx(1:n_row)
|
||||
call psb_spmm(-done,sm%nd,ty,done,ww,sm%desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(done,ww,dzero,ty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
end do
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
|
||||
end if
|
||||
|
||||
!
|
||||
! Compute y = beta*y + alpha*ty (ty == K^(-1)*tx)
|
||||
!
|
||||
call psb_geaxpby(alpha,ty,beta,y,desc_data,info)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
else if ((4*isz) <= size(work)) then
|
||||
deallocate(ww,tx,ty)
|
||||
else if ((3*isz) <= size(work)) then
|
||||
deallocate(aux)
|
||||
else
|
||||
deallocate(ww,aux,tx,ty)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_d_as_smoother_apply
|
||||
@ -0,0 +1,465 @@
|
||||
subroutine mld_d_as_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_d_as_smoother_type), intent(inout) :: sm
|
||||
type(psb_d_vect_type),intent(inout) :: x
|
||||
type(psb_d_vect_type),intent(inout) :: y
|
||||
real(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col, nrow_d, i
|
||||
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
real(psb_dpk_), allocatable :: vx(:)
|
||||
type(psb_d_vect_type) :: vtx, vty, vww
|
||||
integer :: ictxt,np,me, err_act,isz,int_err(5)
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_as_smoother_apply', ch_err
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
ictxt = desc_data%get_context()
|
||||
call psb_info(ictxt,me,np)
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
nrow_d = desc_data%get_local_rows()
|
||||
isz = max(n_row,N_COL)
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
aux => work(3*isz+1:)
|
||||
else if ((4*isz) <= size(work)) then
|
||||
aux => work(1:)
|
||||
allocate(ww(isz),tx(isz),ty(isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/3*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else if ((3*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
allocate(aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else
|
||||
allocate(ww(isz),tx(isz),ty(isz),&
|
||||
&aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
endif
|
||||
|
||||
if ((sm%novr == 0).and.(sweeps == 1)) then
|
||||
!
|
||||
! Shortcut: in this case it's just the same
|
||||
! as Block Jacobi.
|
||||
!
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else
|
||||
|
||||
|
||||
vx = x%get_vect()
|
||||
|
||||
call psb_geall(vtx,sm%desc_data,info)
|
||||
call psb_geasb(vtx,sm%desc_data,info,mold=x%v)
|
||||
call psb_geall(vty,sm%desc_data,info)
|
||||
call psb_geasb(vty,sm%desc_data,info,mold=x%v)
|
||||
call psb_geall(vww,sm%desc_data,info)
|
||||
call psb_geasb(vww,sm%desc_data,info,mold=x%v)
|
||||
call vtx%set(dzero)
|
||||
call vty%set(dzero)
|
||||
call vww%set(dzero)
|
||||
|
||||
|
||||
call vtx%set(vx(1:nrow_d))
|
||||
|
||||
if (sweeps == 1) then
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(vtx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
call sm%sv%apply(done,vtx,dzero,vty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply prec%iprcparm(mld_smoother_sweeps_) sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
call vty%set(dzero)
|
||||
|
||||
do i=1, sweeps
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(vtx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
call psb_geaxpby(done,vtx,dzero,vww,sm%desc_data,info)
|
||||
call psb_spmm(-done,sm%nd,vty,done,vww,sm%desc_data,info,&
|
||||
& work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(done,vww,dzero,vty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
end do
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
|
||||
end if
|
||||
|
||||
!
|
||||
! Compute y = beta*y + alpha*ty (ty == K^(-1)*tx)
|
||||
!
|
||||
call psb_geaxpby(alpha,vty,beta,y,desc_data,info)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
else if ((4*isz) <= size(work)) then
|
||||
deallocate(ww,tx,ty)
|
||||
else if ((3*isz) <= size(work)) then
|
||||
deallocate(aux)
|
||||
else
|
||||
deallocate(ww,aux,tx,ty)
|
||||
endif
|
||||
call vww%free(info)
|
||||
call vtx%free(info)
|
||||
call vty%free(info)
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_d_as_smoother_apply_vect
|
||||
@ -0,0 +1,150 @@
|
||||
subroutine mld_d_as_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_dspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_d_as_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_d_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_d_base_vect_type), intent(in), optional :: vmold
|
||||
|
||||
! Local variables
|
||||
type(psb_dspmat_type) :: blck, atmp
|
||||
integer :: n_row,n_col, nrow_a, nhalo, novr, data_, nzeros
|
||||
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='d_as_smoother_bld', ch_err
|
||||
|
||||
info=psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
debug_unit = psb_get_debug_unit()
|
||||
debug_level = psb_get_debug_level()
|
||||
ictxt = desc_a%get_context()
|
||||
call psb_info(ictxt, me, np)
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' start'
|
||||
|
||||
|
||||
novr = sm%novr
|
||||
if (novr < 0) then
|
||||
info=psb_err_invalid_ovr_num_
|
||||
call psb_errpush(info,name,i_err=(/novr,0,0,0,0,0/))
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
if ((novr == 0).or.(np == 1)) then
|
||||
if (psb_toupper(upd) == 'F') then
|
||||
call psb_cdcpy(desc_a,sm%desc_data,info)
|
||||
If(debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& ' done cdcpy'
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_cdcpy'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Early return: P>=3 N_OVR=0'
|
||||
endif
|
||||
call blck%csall(0,0,info,1)
|
||||
else
|
||||
|
||||
If (psb_toupper(upd) == 'F') Then
|
||||
!
|
||||
! Build the auxiliary descriptor desc_p%matrix_data(psb_n_row_).
|
||||
! This is done by psb_cdbldext (interface to psb_cdovr), which is
|
||||
! independent of CSR, and has been placed in the tools directory
|
||||
! of PSBLAS, instead of the mlprec directory of MLD2P4, because it
|
||||
! might be used independently of the AS preconditioner, to build
|
||||
! a descriptor for an extended stencil in a PDE solver.
|
||||
!
|
||||
call psb_cdbldext(a,desc_a,novr,sm%desc_data,info,extype=psb_ovt_asov_)
|
||||
if(debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& ' From cdbldext _:',sm%desc_data%get_local_rows(),&
|
||||
& sm%desc_data%get_local_cols()
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_cdbldext'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
Endif
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Before sphalo '
|
||||
|
||||
!
|
||||
! Retrieve the remote sparse matrix rows required for the AS extended
|
||||
! matrix
|
||||
data_ = psb_comm_ext_
|
||||
Call psb_sphalo(a,sm%desc_data,blck,info,data=data_,rowscale=.true.)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_sphalo'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (debug_level >=psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'After psb_sphalo ',&
|
||||
& blck%get_nrows(), blck%get_nzeros()
|
||||
|
||||
End if
|
||||
if (info == psb_success_) &
|
||||
& call sm%sv%build(a,sm%desc_data,upd,info,&
|
||||
& blck,amold=amold,vmold=vmold)
|
||||
|
||||
nrow_a = a%get_nrows()
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
|
||||
if (info == psb_success_) call a%csclip(sm%nd,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
if (info == psb_success_) call blck%csclip(atmp,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
if (info == psb_success_) call psb_rwextd(n_row,sm%nd,info,b=atmp)
|
||||
|
||||
if (info == psb_success_) then
|
||||
if (present(amold)) then
|
||||
call sm%nd%cscnv(info,&
|
||||
& mold=amold,dupl=psb_dupl_add_)
|
||||
else
|
||||
call sm%nd%cscnv(info,&
|
||||
& type='csr',dupl=psb_dupl_add_)
|
||||
end if
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,a_err='clip & psb_spcnv csr 4')
|
||||
goto 9999
|
||||
end if
|
||||
nzeros = sm%nd%get_nzeros()
|
||||
!!$ write(0,*) me,' ND nzeors ',nzeros
|
||||
call psb_sum(ictxt,nzeros)
|
||||
sm%nd_nnz_tot = nzeros
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_as_smoother_bld
|
||||
@ -0,0 +1,46 @@
|
||||
subroutine mld_d_as_smoother_check(sm,info)
|
||||
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_check
|
||||
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_d_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_as_smoother_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
call mld_check_def(sm%restr,&
|
||||
& 'Restrictor',psb_halo_,is_legal_restrict)
|
||||
call mld_check_def(sm%prol,&
|
||||
& 'Prolongator',psb_none_,is_legal_prolong)
|
||||
call mld_check_def(sm%novr,&
|
||||
& 'Overlap layers ',0,is_legal_n_ovr)
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%check(info)
|
||||
else
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_as_smoother_check
|
||||
@ -0,0 +1,47 @@
|
||||
subroutine mld_d_as_smoother_dmp(sm,ictxt,level,info,prefix,head,smoother,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_dmp
|
||||
implicit none
|
||||
class(mld_d_as_smoother_type), intent(in) :: sm
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: smoother, solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: smoother_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_smth_d"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(smoother)) then
|
||||
smoother_ = smoother
|
||||
else
|
||||
smoother_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
if (smoother_) then
|
||||
write(fname(lname+1:),'(a,i3.3,a)')'_l',level,'_nd.mtx'
|
||||
if (sm%nd%is_asb()) &
|
||||
& call sm%nd%print(fname,head=head)
|
||||
end if
|
||||
! At base level do nothing for the smoother
|
||||
if (allocated(sm%sv)) &
|
||||
& call sm%sv%dump(ictxt,level,info,solver=solver,prefix=prefix)
|
||||
|
||||
end subroutine mld_d_as_smoother_dmp
|
||||
@ -0,0 +1,38 @@
|
||||
subroutine mld_d_as_smoother_free(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_free
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_d_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_as_smoother_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%free(info)
|
||||
if (info == psb_success_) deallocate(sm%sv,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
call sm%nd%free()
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_as_smoother_free
|
||||
@ -0,0 +1,36 @@
|
||||
subroutine mld_d_as_smoother_setc(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_setc
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_d_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act, ival
|
||||
character(len=20) :: name='d_as_smoother_setc'
|
||||
|
||||
info = psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
|
||||
call mld_stringval(val,ival,info)
|
||||
if (info == psb_success_) call sm%set(what,ival,info)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_from_subroutine_
|
||||
call psb_errpush(info, name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_as_smoother_setc
|
||||
@ -0,0 +1,43 @@
|
||||
subroutine mld_d_as_smoother_seti(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_seti
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_d_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_as_smoother_seti'
|
||||
|
||||
info = psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
select case(what)
|
||||
!!$ case(mld_smoother_sweeps_)
|
||||
!!$ sm%sweeps = val
|
||||
case(mld_sub_ovr_)
|
||||
sm%novr = val
|
||||
case(mld_sub_restr_)
|
||||
sm%restr = val
|
||||
case(mld_sub_prol_)
|
||||
sm%prol = val
|
||||
case default
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
end select
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_as_smoother_seti
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_d_as_smoother_setr(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_as_smoother, mld_protect_nam => mld_d_as_smoother_setr
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_d_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
real(psb_dpk_), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_as_smoother_setr'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
else
|
||||
!!$ write(0,*) trim(name),' Missing component, not setting!'
|
||||
!!$ info = 1121
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_as_smoother_setr
|
||||
@ -0,0 +1,42 @@
|
||||
subroutine mld_d_base_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_d_base_smoother_type), intent(in) :: sm
|
||||
real(psb_dpk_),intent(inout) :: x(:)
|
||||
real(psb_dpk_),intent(inout) :: y(:)
|
||||
real(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans,work,info)
|
||||
else
|
||||
info = 1121
|
||||
endif
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_d_base_smoother_apply
|
||||
@ -0,0 +1,43 @@
|
||||
subroutine mld_d_base_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,&
|
||||
|
||||
& trans,sweeps,work,info)
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_d_base_smoother_type), intent(inout) :: sm
|
||||
type(psb_d_vect_type),intent(inout) :: x
|
||||
type(psb_d_vect_type),intent(inout) :: y
|
||||
real(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans,work,info)
|
||||
else
|
||||
info = 1121
|
||||
endif
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_d_base_smoother_apply_vect
|
||||
@ -0,0 +1,39 @@
|
||||
subroutine mld_d_base_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_dspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_d_base_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_d_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_d_base_vect_type), intent(in), optional :: vmold
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_smoother_bld'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%build(a,desc_a,upd,info,amold=amold,vmold=vmold)
|
||||
else
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
endif
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_base_smoother_bld
|
||||
@ -0,0 +1,36 @@
|
||||
subroutine mld_d_base_smoother_check(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_check
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_d_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_smoother_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%check(info)
|
||||
else
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_base_smoother_check
|
||||
@ -0,0 +1,55 @@
|
||||
subroutine mld_d_base_smoother_descr(sm,info,iout,coarse)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_descr
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_d_base_smoother_type), intent(in) :: sm
|
||||
integer, intent(out) :: info
|
||||
integer, intent(in), optional :: iout
|
||||
logical, intent(in), optional :: coarse
|
||||
|
||||
! Local variables
|
||||
integer :: err_act
|
||||
integer :: ictxt, me, np
|
||||
character(len=20), parameter :: name='mld_d_base_smoother_descr'
|
||||
integer :: iout_
|
||||
logical :: coarse_
|
||||
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (present(coarse)) then
|
||||
coarse_ = coarse
|
||||
else
|
||||
coarse_ = .false.
|
||||
end if
|
||||
if (present(iout)) then
|
||||
iout_ = iout
|
||||
else
|
||||
iout_ = 6
|
||||
end if
|
||||
|
||||
if (.not.coarse_) &
|
||||
& write(iout_,*) 'Base smoother with local solver'
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%descr(info,iout,coarse)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_from_subroutine_
|
||||
call psb_errpush(info,name,a_err='Local solver')
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_base_smoother_descr
|
||||
@ -0,0 +1,42 @@
|
||||
subroutine mld_d_base_smoother_dmp(sm,ictxt,level,info,prefix,head,smoother,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_dmp
|
||||
implicit none
|
||||
class(mld_d_base_smoother_type), intent(in) :: sm
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: smoother, solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: smoother_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_smth_d"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(smoother)) then
|
||||
smoother_ = smoother
|
||||
else
|
||||
smoother_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
! At base level do nothing for the smoother
|
||||
if (allocated(sm%sv)) &
|
||||
& call sm%sv%dump(ictxt,level,info,solver=solver,prefix=prefix)
|
||||
|
||||
end subroutine mld_d_base_smoother_dmp
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_d_base_smoother_free(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_free
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_d_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_smoother_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%free(info)
|
||||
if (info == psb_success_) deallocate(sm%sv,stat=info)
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_base_smoother_free
|
||||
@ -0,0 +1,34 @@
|
||||
subroutine mld_d_base_smoother_setc(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_setc
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_d_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_smoother_setc'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_base_smoother_setc
|
||||
@ -0,0 +1,31 @@
|
||||
subroutine mld_d_base_smoother_seti(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_seti
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_d_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_smoother_seti'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_base_smoother_seti
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_d_base_smoother_setr(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_base_smoother_mod, mld_protect_name => mld_d_base_smoother_setr
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_d_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
real(psb_dpk_), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_smoother_setr'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_d_base_smoother_setr
|
||||
@ -0,0 +1,156 @@
|
||||
subroutine mld_d_jac_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_jac_smoother, mld_protect_name => mld_d_jac_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_d_jac_smoother_type), intent(in) :: sm
|
||||
real(psb_dpk_),intent(inout) :: x(:)
|
||||
real(psb_dpk_),intent(inout) :: y(:)
|
||||
real(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col
|
||||
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_jac_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T','C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/4*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/5*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if ((sweeps == 1).or.(sm%nnz_nd_tot==0)) then
|
||||
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,&
|
||||
& name,a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply multiple sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
allocate(tx(n_col),ty(n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/2*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
tx = dzero
|
||||
ty = dzero
|
||||
do i=1, sweeps
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
ty(1:n_row) = x(1:n_row)
|
||||
call psb_spmm(-done,sm%nd,tx,done,ty,desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(done,ty,dzero,tx,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
end do
|
||||
|
||||
if (info == psb_success_) call psb_geaxpby(alpha,tx,beta,y,desc_data,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
deallocate(tx,ty,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='final cleanup with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
endif
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_d_jac_smoother_apply
|
||||
@ -0,0 +1,153 @@
|
||||
subroutine mld_d_jac_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_jac_smoother, mld_protect_name => mld_d_jac_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_d_jac_smoother_type), intent(inout) :: sm
|
||||
type(psb_d_vect_type),intent(inout) :: x
|
||||
type(psb_d_vect_type),intent(inout) :: y
|
||||
real(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col
|
||||
type(psb_d_vect_type) :: tx, ty
|
||||
real(psb_dpk_), pointer :: ww(:), aux(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_jac_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/4*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/5*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if ((sweeps == 1).or.(sm%nnz_nd_tot==0)) then
|
||||
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,&
|
||||
& name,a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply multiple sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
call tx%bld(x%get_nrows(),mold=x%v)
|
||||
call tx%set(dzero)
|
||||
call ty%bld(x%get_nrows(),mold=x%v)
|
||||
|
||||
do i=1, sweeps
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
call psb_geaxpby(done,x,dzero,ty,desc_data,info)
|
||||
call psb_spmm(-done,sm%nd,tx,done,ty,desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(done,ty,dzero,tx,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
end do
|
||||
|
||||
if (info == psb_success_) call psb_geaxpby(alpha,tx,beta,y,desc_data,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call tx%free(info)
|
||||
if (info == psb_success_) call ty%free(info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='final cleanup with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
endif
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_d_jac_smoother_apply_vect
|
||||
@ -0,0 +1,82 @@
|
||||
subroutine mld_d_jac_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
|
||||
use psb_base_mod
|
||||
use mld_d_diag_solver
|
||||
use mld_d_jac_smoother, mld_protect_name => mld_d_jac_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_dspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_d_jac_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_d_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_d_base_vect_type), intent(in), optional :: vmold
|
||||
! Local variables
|
||||
integer :: n_row,n_col, nrow_a, nztota, nzeros
|
||||
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='d_jac_smoother_bld', ch_err
|
||||
|
||||
info=psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
debug_unit = psb_get_debug_unit()
|
||||
debug_level = psb_get_debug_level()
|
||||
ictxt = desc_a%get_context()
|
||||
call psb_info(ictxt, me, np)
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' start'
|
||||
|
||||
|
||||
n_row = desc_a%get_local_rows()
|
||||
|
||||
nrow_a = a%get_nrows()
|
||||
nztota = a%get_nzeros()
|
||||
select type (smsv => sm%sv)
|
||||
type is (mld_d_diag_solver_type)
|
||||
call a%clip_diag(sm%nd,info)
|
||||
class default
|
||||
call a%csclip(sm%nd,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
end select
|
||||
if (info == psb_success_) then
|
||||
if (present(amold)) then
|
||||
call sm%nd%cscnv(info,&
|
||||
& mold=amold,dupl=psb_dupl_add_)
|
||||
else
|
||||
call sm%nd%cscnv(info,&
|
||||
& type='csr',dupl=psb_dupl_add_)
|
||||
endif
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,&
|
||||
& a_err='clip & psb_spcnv csr 4')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call sm%sv%build(a,desc_a,upd,info,amold=amold,vmold=vmold)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,&
|
||||
& a_err='solver build')
|
||||
goto 9999
|
||||
end if
|
||||
nzeros = sm%nd%get_nzeros()
|
||||
call psb_sum(ictxt,nzeros)
|
||||
sm%nnz_nd_tot = nzeros
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_d_jac_smoother_bld
|
||||
@ -0,0 +1,437 @@
|
||||
subroutine mld_s_as_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_s_as_smoother_type), intent(in) :: sm
|
||||
real(psb_spk_),intent(inout) :: x(:)
|
||||
real(psb_spk_),intent(inout) :: y(:)
|
||||
real(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col, nrow_d, i
|
||||
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me, err_act,isz,int_err(5)
|
||||
character :: trans_
|
||||
character(len=20) :: name='s_as_smoother_apply', ch_err
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
ictxt = desc_data%get_context()
|
||||
call psb_info (ictxt,me,np)
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
nrow_d = desc_data%get_local_rows()
|
||||
isz=max(n_row,N_COL)
|
||||
if ((6*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
aux => work(3*isz+1:)
|
||||
else if ((4*isz) <= size(work)) then
|
||||
aux => work(1:)
|
||||
allocate(ww(isz),tx(isz),ty(isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/3*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else if ((3*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
allocate(aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else
|
||||
allocate(ww(isz),tx(isz),ty(isz),&
|
||||
&aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
endif
|
||||
|
||||
if ((sm%novr == 0).and.(sweeps == 1)) then
|
||||
!
|
||||
! Shortcut: in this case it's just the same
|
||||
! as Block Jacobi.
|
||||
!
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else
|
||||
|
||||
|
||||
tx(1:nrow_d) = x(1:nrow_d)
|
||||
tx(nrow_d+1:isz) = szero
|
||||
|
||||
|
||||
if (sweeps == 1) then
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(tx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
call sm%sv%apply(sone,tx,szero,ty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply prec%iprcparm(mld_smoother_sweeps_) sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
ty = szero
|
||||
do i=1, sweeps
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(tx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
ww(1:n_row) = tx(1:n_row)
|
||||
call psb_spmm(-sone,sm%nd,ty,sone,ww,sm%desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(sone,ww,szero,ty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
end do
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
|
||||
end if
|
||||
|
||||
!
|
||||
! Compute y = beta*y + alpha*ty (ty == K^(-1)*tx)
|
||||
!
|
||||
call psb_geaxpby(alpha,ty,beta,y,desc_data,info)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
else if ((4*isz) <= size(work)) then
|
||||
deallocate(ww,tx,ty)
|
||||
else if ((3*isz) <= size(work)) then
|
||||
deallocate(aux)
|
||||
else
|
||||
deallocate(ww,aux,tx,ty)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_s_as_smoother_apply
|
||||
@ -0,0 +1,465 @@
|
||||
subroutine mld_s_as_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_s_as_smoother_type), intent(inout) :: sm
|
||||
type(psb_s_vect_type),intent(inout) :: x
|
||||
type(psb_s_vect_type),intent(inout) :: y
|
||||
real(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col, nrow_d, i
|
||||
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
real(psb_spk_), allocatable :: vx(:)
|
||||
type(psb_s_vect_type) :: vtx, vty, vww
|
||||
integer :: ictxt,np,me, err_act,isz,int_err(5)
|
||||
character :: trans_
|
||||
character(len=20) :: name='s_as_smoother_apply', ch_err
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
ictxt = desc_data%get_context()
|
||||
call psb_info(ictxt,me,np)
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
nrow_d = desc_data%get_local_rows()
|
||||
isz = max(n_row,N_COL)
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
aux => work(3*isz+1:)
|
||||
else if ((4*isz) <= size(work)) then
|
||||
aux => work(1:)
|
||||
allocate(ww(isz),tx(isz),ty(isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/3*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else if ((3*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
allocate(aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else
|
||||
allocate(ww(isz),tx(isz),ty(isz),&
|
||||
&aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
endif
|
||||
|
||||
if ((sm%novr == 0).and.(sweeps == 1)) then
|
||||
!
|
||||
! Shortcut: in this case it's just the same
|
||||
! as Block Jacobi.
|
||||
!
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else
|
||||
|
||||
|
||||
vx = x%get_vect()
|
||||
|
||||
call psb_geall(vtx,sm%desc_data,info)
|
||||
call psb_geasb(vtx,sm%desc_data,info,mold=x%v)
|
||||
call psb_geall(vty,sm%desc_data,info)
|
||||
call psb_geasb(vty,sm%desc_data,info,mold=x%v)
|
||||
call psb_geall(vww,sm%desc_data,info)
|
||||
call psb_geasb(vww,sm%desc_data,info,mold=x%v)
|
||||
call vtx%set(szero)
|
||||
call vty%set(szero)
|
||||
call vww%set(szero)
|
||||
|
||||
|
||||
call vtx%set(vx(1:nrow_d))
|
||||
|
||||
if (sweeps == 1) then
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(vtx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
call sm%sv%apply(sone,vtx,szero,vty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply prec%iprcparm(mld_smoother_sweeps_) sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
call vty%set(szero)
|
||||
|
||||
do i=1, sweeps
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(vtx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
call psb_geaxpby(sone,vtx,szero,vww,sm%desc_data,info)
|
||||
call psb_spmm(-sone,sm%nd,vty,sone,vww,sm%desc_data,info,&
|
||||
& work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(sone,vww,szero,vty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
end do
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
|
||||
end if
|
||||
|
||||
!
|
||||
! Compute y = beta*y + alpha*ty (ty == K^(-1)*tx)
|
||||
!
|
||||
call psb_geaxpby(alpha,vty,beta,y,desc_data,info)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
else if ((4*isz) <= size(work)) then
|
||||
deallocate(ww,tx,ty)
|
||||
else if ((3*isz) <= size(work)) then
|
||||
deallocate(aux)
|
||||
else
|
||||
deallocate(ww,aux,tx,ty)
|
||||
endif
|
||||
call vww%free(info)
|
||||
call vtx%free(info)
|
||||
call vty%free(info)
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_s_as_smoother_apply_vect
|
||||
@ -0,0 +1,150 @@
|
||||
subroutine mld_s_as_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_sspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_s_as_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_s_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_s_base_vect_type), intent(in), optional :: vmold
|
||||
|
||||
! Local variables
|
||||
type(psb_sspmat_type) :: blck, atmp
|
||||
integer :: n_row,n_col, nrow_a, nhalo, novr, data_, nzeros
|
||||
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='s_as_smoother_bld', ch_err
|
||||
|
||||
info=psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
debug_unit = psb_get_debug_unit()
|
||||
debug_level = psb_get_debug_level()
|
||||
ictxt = desc_a%get_context()
|
||||
call psb_info(ictxt, me, np)
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' start'
|
||||
|
||||
|
||||
novr = sm%novr
|
||||
if (novr < 0) then
|
||||
info=psb_err_invalid_ovr_num_
|
||||
call psb_errpush(info,name,i_err=(/novr,0,0,0,0,0/))
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
if ((novr == 0).or.(np == 1)) then
|
||||
if (psb_toupper(upd) == 'F') then
|
||||
call psb_cdcpy(desc_a,sm%desc_data,info)
|
||||
If(debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& ' done cdcpy'
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_cdcpy'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Early return: P>=3 N_OVR=0'
|
||||
endif
|
||||
call blck%csall(0,0,info,1)
|
||||
else
|
||||
|
||||
If (psb_toupper(upd) == 'F') Then
|
||||
!
|
||||
! Build the auxiliary descriptor desc_p%matrix_data(psb_n_row_).
|
||||
! This is done by psb_cdbldext (interface to psb_cdovr), which is
|
||||
! independent of CSR, and has been placed in the tools directory
|
||||
! of PSBLAS, instead of the mlprec directory of MLD2P4, because it
|
||||
! might be used independently of the AS preconditioner, to build
|
||||
! a descriptor for an extended stencil in a PDE solver.
|
||||
!
|
||||
call psb_cdbldext(a,desc_a,novr,sm%desc_data,info,extype=psb_ovt_asov_)
|
||||
if(debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& ' From cdbldext _:',sm%desc_data%get_local_rows(),&
|
||||
& sm%desc_data%get_local_cols()
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_cdbldext'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
Endif
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Before sphalo '
|
||||
|
||||
!
|
||||
! Retrieve the remote sparse matrix rows required for the AS extended
|
||||
! matrix
|
||||
data_ = psb_comm_ext_
|
||||
Call psb_sphalo(a,sm%desc_data,blck,info,data=data_,rowscale=.true.)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_sphalo'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (debug_level >=psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'After psb_sphalo ',&
|
||||
& blck%get_nrows(), blck%get_nzeros()
|
||||
|
||||
End if
|
||||
if (info == psb_success_) &
|
||||
& call sm%sv%build(a,sm%desc_data,upd,info,&
|
||||
& blck,amold=amold,vmold=vmold)
|
||||
|
||||
nrow_a = a%get_nrows()
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
|
||||
if (info == psb_success_) call a%csclip(sm%nd,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
if (info == psb_success_) call blck%csclip(atmp,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
if (info == psb_success_) call psb_rwextd(n_row,sm%nd,info,b=atmp)
|
||||
|
||||
if (info == psb_success_) then
|
||||
if (present(amold)) then
|
||||
call sm%nd%cscnv(info,&
|
||||
& mold=amold,dupl=psb_dupl_add_)
|
||||
else
|
||||
call sm%nd%cscnv(info,&
|
||||
& type='csr',dupl=psb_dupl_add_)
|
||||
end if
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,a_err='clip & psb_spcnv csr 4')
|
||||
goto 9999
|
||||
end if
|
||||
nzeros = sm%nd%get_nzeros()
|
||||
!!$ write(0,*) me,' ND nzeors ',nzeros
|
||||
call psb_sum(ictxt,nzeros)
|
||||
sm%nd_nnz_tot = nzeros
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_as_smoother_bld
|
||||
@ -0,0 +1,46 @@
|
||||
subroutine mld_s_as_smoother_check(sm,info)
|
||||
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_check
|
||||
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_s_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_as_smoother_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
call mld_check_def(sm%restr,&
|
||||
& 'Restrictor',psb_halo_,is_legal_restrict)
|
||||
call mld_check_def(sm%prol,&
|
||||
& 'Prolongator',psb_none_,is_legal_prolong)
|
||||
call mld_check_def(sm%novr,&
|
||||
& 'Overlap layers ',0,is_legal_n_ovr)
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%check(info)
|
||||
else
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_as_smoother_check
|
||||
@ -0,0 +1,47 @@
|
||||
subroutine mld_s_as_smoother_dmp(sm,ictxt,level,info,prefix,head,smoother,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_dmp
|
||||
implicit none
|
||||
class(mld_s_as_smoother_type), intent(in) :: sm
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: smoother, solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: smoother_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_smth_s"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(smoother)) then
|
||||
smoother_ = smoother
|
||||
else
|
||||
smoother_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
if (smoother_) then
|
||||
write(fname(lname+1:),'(a,i3.3,a)')'_l',level,'_nd.mtx'
|
||||
if (sm%nd%is_asb()) &
|
||||
& call sm%nd%print(fname,head=head)
|
||||
end if
|
||||
! At base level do nothing for the smoother
|
||||
if (allocated(sm%sv)) &
|
||||
& call sm%sv%dump(ictxt,level,info,solver=solver,prefix=prefix)
|
||||
|
||||
end subroutine mld_s_as_smoother_dmp
|
||||
@ -0,0 +1,38 @@
|
||||
subroutine mld_s_as_smoother_free(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_free
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_s_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_as_smoother_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%free(info)
|
||||
if (info == psb_success_) deallocate(sm%sv,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
call sm%nd%free()
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_as_smoother_free
|
||||
@ -0,0 +1,36 @@
|
||||
subroutine mld_s_as_smoother_setc(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_setc
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_s_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act, ival
|
||||
character(len=20) :: name='s_as_smoother_setc'
|
||||
|
||||
info = psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
|
||||
call mld_stringval(val,ival,info)
|
||||
if (info == psb_success_) call sm%set(what,ival,info)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_from_subroutine_
|
||||
call psb_errpush(info, name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_as_smoother_setc
|
||||
@ -0,0 +1,43 @@
|
||||
subroutine mld_s_as_smoother_seti(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_seti
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_s_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_as_smoother_seti'
|
||||
|
||||
info = psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
select case(what)
|
||||
!!$ case(mld_smoother_sweeps_)
|
||||
!!$ sm%sweeps = val
|
||||
case(mld_sub_ovr_)
|
||||
sm%novr = val
|
||||
case(mld_sub_restr_)
|
||||
sm%restr = val
|
||||
case(mld_sub_prol_)
|
||||
sm%prol = val
|
||||
case default
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
end select
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_as_smoother_seti
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_s_as_smoother_setr(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_as_smoother, mld_protect_nam => mld_s_as_smoother_setr
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_s_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
real(psb_spk_), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_as_smoother_setr'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
else
|
||||
!!$ write(0,*) trim(name),' Missing component, not setting!'
|
||||
!!$ info = 1121
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_as_smoother_setr
|
||||
@ -0,0 +1,42 @@
|
||||
subroutine mld_s_base_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_s_base_smoother_type), intent(in) :: sm
|
||||
real(psb_spk_),intent(inout) :: x(:)
|
||||
real(psb_spk_),intent(inout) :: y(:)
|
||||
real(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_base_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans,work,info)
|
||||
else
|
||||
info = 1121
|
||||
endif
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_s_base_smoother_apply
|
||||
@ -0,0 +1,43 @@
|
||||
subroutine mld_s_base_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,&
|
||||
|
||||
& trans,sweeps,work,info)
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_s_base_smoother_type), intent(inout) :: sm
|
||||
type(psb_s_vect_type),intent(inout) :: x
|
||||
type(psb_s_vect_type),intent(inout) :: y
|
||||
real(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_base_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans,work,info)
|
||||
else
|
||||
info = 1121
|
||||
endif
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_s_base_smoother_apply_vect
|
||||
@ -0,0 +1,39 @@
|
||||
subroutine mld_s_base_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_sspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_s_base_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_s_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_s_base_vect_type), intent(in), optional :: vmold
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_base_smoother_bld'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%build(a,desc_a,upd,info,amold=amold,vmold=vmold)
|
||||
else
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
endif
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_base_smoother_bld
|
||||
@ -0,0 +1,36 @@
|
||||
subroutine mld_s_base_smoother_check(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_check
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_s_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_base_smoother_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%check(info)
|
||||
else
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_base_smoother_check
|
||||
@ -0,0 +1,55 @@
|
||||
subroutine mld_s_base_smoother_descr(sm,info,iout,coarse)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_descr
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_s_base_smoother_type), intent(in) :: sm
|
||||
integer, intent(out) :: info
|
||||
integer, intent(in), optional :: iout
|
||||
logical, intent(in), optional :: coarse
|
||||
|
||||
! Local variables
|
||||
integer :: err_act
|
||||
integer :: ictxt, me, np
|
||||
character(len=20), parameter :: name='mld_s_base_smoother_descr'
|
||||
integer :: iout_
|
||||
logical :: coarse_
|
||||
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (present(coarse)) then
|
||||
coarse_ = coarse
|
||||
else
|
||||
coarse_ = .false.
|
||||
end if
|
||||
if (present(iout)) then
|
||||
iout_ = iout
|
||||
else
|
||||
iout_ = 6
|
||||
end if
|
||||
|
||||
if (.not.coarse_) &
|
||||
& write(iout_,*) 'Base smoother with local solver'
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%descr(info,iout,coarse)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_from_subroutine_
|
||||
call psb_errpush(info,name,a_err='Local solver')
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_base_smoother_descr
|
||||
@ -0,0 +1,42 @@
|
||||
subroutine mld_s_base_smoother_dmp(sm,ictxt,level,info,prefix,head,smoother,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_dmp
|
||||
implicit none
|
||||
class(mld_s_base_smoother_type), intent(in) :: sm
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: smoother, solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: smoother_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_smth_s"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(smoother)) then
|
||||
smoother_ = smoother
|
||||
else
|
||||
smoother_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
! At base level do nothing for the smoother
|
||||
if (allocated(sm%sv)) &
|
||||
& call sm%sv%dump(ictxt,level,info,solver=solver,prefix=prefix)
|
||||
|
||||
end subroutine mld_s_base_smoother_dmp
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_s_base_smoother_free(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_free
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_s_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_base_smoother_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%free(info)
|
||||
if (info == psb_success_) deallocate(sm%sv,stat=info)
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_base_smoother_free
|
||||
@ -0,0 +1,34 @@
|
||||
subroutine mld_s_base_smoother_setc(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_setc
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_s_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_base_smoother_setc'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_base_smoother_setc
|
||||
@ -0,0 +1,31 @@
|
||||
subroutine mld_s_base_smoother_seti(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_seti
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_s_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_base_smoother_seti'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_base_smoother_seti
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_s_base_smoother_setr(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_base_smoother_mod, mld_protect_name => mld_s_base_smoother_setr
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_s_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
real(psb_spk_), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='s_base_smoother_setr'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_s_base_smoother_setr
|
||||
@ -0,0 +1,156 @@
|
||||
subroutine mld_s_jac_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_jac_smoother, mld_protect_name => mld_s_jac_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_s_jac_smoother_type), intent(in) :: sm
|
||||
real(psb_spk_),intent(inout) :: x(:)
|
||||
real(psb_spk_),intent(inout) :: y(:)
|
||||
real(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col
|
||||
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='s_jac_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T','C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/4*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/5*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if ((sweeps == 1).or.(sm%nnz_nd_tot==0)) then
|
||||
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,&
|
||||
& name,a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply multiple sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
allocate(tx(n_col),ty(n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/2*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
tx = szero
|
||||
ty = szero
|
||||
do i=1, sweeps
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
ty(1:n_row) = x(1:n_row)
|
||||
call psb_spmm(-sone,sm%nd,tx,sone,ty,desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(sone,ty,szero,tx,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
end do
|
||||
|
||||
if (info == psb_success_) call psb_geaxpby(alpha,tx,beta,y,desc_data,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
deallocate(tx,ty,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='final cleanup with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
endif
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_s_jac_smoother_apply
|
||||
@ -0,0 +1,153 @@
|
||||
subroutine mld_s_jac_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_jac_smoother, mld_protect_name => mld_s_jac_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_s_jac_smoother_type), intent(inout) :: sm
|
||||
type(psb_s_vect_type),intent(inout) :: x
|
||||
type(psb_s_vect_type),intent(inout) :: y
|
||||
real(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
real(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col
|
||||
type(psb_s_vect_type) :: tx, ty
|
||||
real(psb_spk_), pointer :: ww(:), aux(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='s_jac_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/4*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/5*n_col,0,0,0,0/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if ((sweeps == 1).or.(sm%nnz_nd_tot==0)) then
|
||||
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,&
|
||||
& name,a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply multiple sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
call tx%bld(x%get_nrows(),mold=x%v)
|
||||
call tx%set(szero)
|
||||
call ty%bld(x%get_nrows(),mold=x%v)
|
||||
|
||||
do i=1, sweeps
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
call psb_geaxpby(sone,x,szero,ty,desc_data,info)
|
||||
call psb_spmm(-sone,sm%nd,tx,sone,ty,desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(sone,ty,szero,tx,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
end do
|
||||
|
||||
if (info == psb_success_) call psb_geaxpby(alpha,tx,beta,y,desc_data,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call tx%free(info)
|
||||
if (info == psb_success_) call ty%free(info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='final cleanup with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
endif
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_s_jac_smoother_apply_vect
|
||||
@ -0,0 +1,82 @@
|
||||
subroutine mld_s_jac_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_diag_solver
|
||||
use mld_s_jac_smoother, mld_protect_name => mld_s_jac_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_sspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_s_jac_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_s_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_s_base_vect_type), intent(in), optional :: vmold
|
||||
! Local variables
|
||||
integer :: n_row,n_col, nrow_a, nztota, nzeros
|
||||
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='s_jac_smoother_bld', ch_err
|
||||
|
||||
info=psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
debug_unit = psb_get_debug_unit()
|
||||
debug_level = psb_get_debug_level()
|
||||
ictxt = desc_a%get_context()
|
||||
call psb_info(ictxt, me, np)
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' start'
|
||||
|
||||
|
||||
n_row = desc_a%get_local_rows()
|
||||
|
||||
nrow_a = a%get_nrows()
|
||||
nztota = a%get_nzeros()
|
||||
select type (smsv => sm%sv)
|
||||
type is (mld_s_diag_solver_type)
|
||||
call a%clip_diag(sm%nd,info)
|
||||
class default
|
||||
call a%csclip(sm%nd,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
end select
|
||||
if (info == psb_success_) then
|
||||
if (present(amold)) then
|
||||
call sm%nd%cscnv(info,&
|
||||
& mold=amold,dupl=psb_dupl_add_)
|
||||
else
|
||||
call sm%nd%cscnv(info,&
|
||||
& type='csr',dupl=psb_dupl_add_)
|
||||
endif
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,&
|
||||
& a_err='clip & psb_spcnv csr 4')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call sm%sv%build(a,desc_a,upd,info,amold=amold,vmold=vmold)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,&
|
||||
& a_err='solver build')
|
||||
goto 9999
|
||||
end if
|
||||
nzeros = sm%nd%get_nzeros()
|
||||
call psb_sum(ictxt,nzeros)
|
||||
sm%nnz_nd_tot = nzeros
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_s_jac_smoother_bld
|
||||
@ -0,0 +1,437 @@
|
||||
subroutine mld_z_as_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_z_as_smoother_type), intent(in) :: sm
|
||||
complex(psb_dpk_),intent(inout) :: x(:)
|
||||
complex(psb_dpk_),intent(inout) :: y(:)
|
||||
complex(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col, nrow_d, i
|
||||
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me, err_act,isz,int_err(5)
|
||||
character :: trans_
|
||||
character(len=20) :: name='z_as_smoother_apply', ch_err
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
ictxt = desc_data%get_context()
|
||||
call psb_info (ictxt,me,np)
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
nrow_d = desc_data%get_local_rows()
|
||||
isz=max(n_row,N_COL)
|
||||
if ((6*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
aux => work(3*isz+1:)
|
||||
else if ((4*isz) <= size(work)) then
|
||||
aux => work(1:)
|
||||
allocate(ww(isz),tx(isz),ty(isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/3*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else if ((3*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
allocate(aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else
|
||||
allocate(ww(isz),tx(isz),ty(isz),&
|
||||
&aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
endif
|
||||
|
||||
if ((sm%novr == 0).and.(sweeps == 1)) then
|
||||
!
|
||||
! Shortcut: in this case it's just the same
|
||||
! as Block Jacobi.
|
||||
!
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else
|
||||
|
||||
|
||||
tx(1:nrow_d) = x(1:nrow_d)
|
||||
tx(nrow_d+1:isz) = zzero
|
||||
|
||||
|
||||
if (sweeps == 1) then
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(tx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
call sm%sv%apply(zone,tx,zzero,ty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply prec%iprcparm(mld_smoother_sweeps_) sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
ty = zzero
|
||||
do i=1, sweeps
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(tx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(tx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
ww(1:n_row) = tx(1:n_row)
|
||||
call psb_spmm(-zone,sm%nd,ty,zone,ww,sm%desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(zone,ww,zzero,ty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(ty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
end do
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
|
||||
end if
|
||||
|
||||
!
|
||||
! Compute y = beta*y + alpha*ty (ty == K^(-1)*tx)
|
||||
!
|
||||
call psb_geaxpby(alpha,ty,beta,y,desc_data,info)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
else if ((4*isz) <= size(work)) then
|
||||
deallocate(ww,tx,ty)
|
||||
else if ((3*isz) <= size(work)) then
|
||||
deallocate(aux)
|
||||
else
|
||||
deallocate(ww,aux,tx,ty)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_z_as_smoother_apply
|
||||
@ -0,0 +1,465 @@
|
||||
subroutine mld_z_as_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_z_as_smoother_type), intent(inout) :: sm
|
||||
type(psb_z_vect_type),intent(inout) :: x
|
||||
type(psb_z_vect_type),intent(inout) :: y
|
||||
complex(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col, nrow_d, i
|
||||
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
complex(psb_dpk_), allocatable :: vx(:)
|
||||
type(psb_z_vect_type) :: vtx, vty, vww
|
||||
integer :: ictxt,np,me, err_act,isz,int_err(5)
|
||||
character :: trans_
|
||||
character(len=20) :: name='z_as_smoother_apply', ch_err
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
ictxt = desc_data%get_context()
|
||||
call psb_info(ictxt,me,np)
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
nrow_d = desc_data%get_local_rows()
|
||||
isz = max(n_row,N_COL)
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
aux => work(3*isz+1:)
|
||||
else if ((4*isz) <= size(work)) then
|
||||
aux => work(1:)
|
||||
allocate(ww(isz),tx(isz),ty(isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/3*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else if ((3*isz) <= size(work)) then
|
||||
ww => work(1:isz)
|
||||
tx => work(isz+1:2*isz)
|
||||
ty => work(2*isz+1:3*isz)
|
||||
allocate(aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
else
|
||||
allocate(ww(isz),tx(isz),ty(isz),&
|
||||
&aux(4*isz),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_alloc_request_,name,i_err=(/4*isz,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
endif
|
||||
|
||||
if ((sm%novr == 0).and.(sweeps == 1)) then
|
||||
!
|
||||
! Shortcut: in this case it's just the same
|
||||
! as Block Jacobi.
|
||||
!
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else
|
||||
|
||||
|
||||
vx = x%get_vect()
|
||||
|
||||
call psb_geall(vtx,sm%desc_data,info)
|
||||
call psb_geasb(vtx,sm%desc_data,info,mold=x%v)
|
||||
call psb_geall(vty,sm%desc_data,info)
|
||||
call psb_geasb(vty,sm%desc_data,info,mold=x%v)
|
||||
call psb_geall(vww,sm%desc_data,info)
|
||||
call psb_geasb(vww,sm%desc_data,info,mold=x%v)
|
||||
call vtx%set(zzero)
|
||||
call vty%set(zzero)
|
||||
call vww%set(zzero)
|
||||
|
||||
|
||||
call vtx%set(vx(1:nrow_d))
|
||||
|
||||
if (sweeps == 1) then
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(vtx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
call sm%sv%apply(zone,vtx,zzero,vty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply prec%iprcparm(mld_smoother_sweeps_) sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
call vty%set(zzero)
|
||||
|
||||
do i=1, sweeps
|
||||
select case(trans_)
|
||||
case('N')
|
||||
!
|
||||
! Get the overlap entries of tx (tx == x)
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Do nothing
|
||||
|
||||
case(psb_sum_)
|
||||
!
|
||||
! The transpose of sum is halo
|
||||
!
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(psb_avg_)
|
||||
!
|
||||
! Tricky one: first we have to scale the overlap entries,
|
||||
! which we can do by assignind mode=0, i.e. no communication
|
||||
! (hence only scaling), then we do the halo
|
||||
!
|
||||
call psb_ovrl(vtx,sm%desc_data,info,&
|
||||
& update=psb_avg_,work=aux,mode=0)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
call psb_halo(vtx,sm%desc_data,info,work=aux,data=psb_comm_ext_)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_halo'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
call psb_geaxpby(zone,vtx,zzero,vww,sm%desc_data,info)
|
||||
call psb_spmm(-zone,sm%nd,vty,zone,vww,sm%desc_data,info,&
|
||||
& work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(zone,vww,zzero,vty,sm%desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
|
||||
select case (sm%prol)
|
||||
|
||||
case(psb_none_)
|
||||
!
|
||||
! Would work anyway, but since it is supposed to do nothing ...
|
||||
! call psb_ovrl(ty,sm%desc_data,info,&
|
||||
! & update=sm%prol,work=aux)
|
||||
|
||||
|
||||
case(psb_sum_,psb_avg_)
|
||||
!
|
||||
! Update the overlap of ty
|
||||
!
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=sm%prol,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_prol_')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
case('T','C')
|
||||
!
|
||||
! With transpose, we have to do it here
|
||||
!
|
||||
if (sm%restr == psb_halo_) then
|
||||
call psb_ovrl(vty,sm%desc_data,info,&
|
||||
& update=psb_sum_,work=aux)
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_ovrl'
|
||||
goto 9999
|
||||
end if
|
||||
else if (sm%restr /= psb_none_) then
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Invalid mld_sub_restr_')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case default
|
||||
info=psb_err_iarg_invalid_i_
|
||||
int_err(1)=6
|
||||
ch_err(2:2)=trans
|
||||
goto 9999
|
||||
end select
|
||||
end do
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
|
||||
end if
|
||||
|
||||
!
|
||||
! Compute y = beta*y + alpha*ty (ty == K^(-1)*tx)
|
||||
!
|
||||
call psb_geaxpby(alpha,vty,beta,y,desc_data,info)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
if ((6*isz) <= size(work)) then
|
||||
else if ((4*isz) <= size(work)) then
|
||||
deallocate(ww,tx,ty)
|
||||
else if ((3*isz) <= size(work)) then
|
||||
deallocate(aux)
|
||||
else
|
||||
deallocate(ww,aux,tx,ty)
|
||||
endif
|
||||
call vww%free(info)
|
||||
call vtx%free(info)
|
||||
call vty%free(info)
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_z_as_smoother_apply_vect
|
||||
@ -0,0 +1,150 @@
|
||||
subroutine mld_z_as_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_zspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_z_as_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_z_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_z_base_vect_type), intent(in), optional :: vmold
|
||||
|
||||
! Local variables
|
||||
type(psb_zspmat_type) :: blck, atmp
|
||||
integer :: n_row,n_col, nrow_a, nhalo, novr, data_, nzeros
|
||||
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='z_as_smoother_bld', ch_err
|
||||
|
||||
info=psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
debug_unit = psb_get_debug_unit()
|
||||
debug_level = psb_get_debug_level()
|
||||
ictxt = desc_a%get_context()
|
||||
call psb_info(ictxt, me, np)
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' start'
|
||||
|
||||
|
||||
novr = sm%novr
|
||||
if (novr < 0) then
|
||||
info=psb_err_invalid_ovr_num_
|
||||
call psb_errpush(info,name,i_err=(/novr,0,0,0,0,0/))
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
if ((novr == 0).or.(np == 1)) then
|
||||
if (psb_toupper(upd) == 'F') then
|
||||
call psb_cdcpy(desc_a,sm%desc_data,info)
|
||||
If(debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& ' done cdcpy'
|
||||
if(info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_cdcpy'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Early return: P>=3 N_OVR=0'
|
||||
endif
|
||||
call blck%csall(0,0,info,1)
|
||||
else
|
||||
|
||||
If (psb_toupper(upd) == 'F') Then
|
||||
!
|
||||
! Build the auxiliary descriptor desc_p%matrix_data(psb_n_row_).
|
||||
! This is done by psb_cdbldext (interface to psb_cdovr), which is
|
||||
! independent of CSR, and has been placed in the tools directory
|
||||
! of PSBLAS, instead of the mlprec directory of MLD2P4, because it
|
||||
! might be used independently of the AS preconditioner, to build
|
||||
! a descriptor for an extended stencil in a PDE solver.
|
||||
!
|
||||
call psb_cdbldext(a,desc_a,novr,sm%desc_data,info,extype=psb_ovt_asov_)
|
||||
if(debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& ' From cdbldext _:',sm%desc_data%get_local_rows(),&
|
||||
& sm%desc_data%get_local_cols()
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_cdbldext'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
Endif
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'Before sphalo '
|
||||
|
||||
!
|
||||
! Retrieve the remote sparse matrix rows required for the AS extended
|
||||
! matrix
|
||||
data_ = psb_comm_ext_
|
||||
Call psb_sphalo(a,sm%desc_data,blck,info,data=data_,rowscale=.true.)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='psb_sphalo'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (debug_level >=psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),&
|
||||
& 'After psb_sphalo ',&
|
||||
& blck%get_nrows(), blck%get_nzeros()
|
||||
|
||||
End if
|
||||
if (info == psb_success_) &
|
||||
& call sm%sv%build(a,sm%desc_data,upd,info,&
|
||||
& blck,amold=amold,vmold=vmold)
|
||||
|
||||
nrow_a = a%get_nrows()
|
||||
n_row = sm%desc_data%get_local_rows()
|
||||
n_col = sm%desc_data%get_local_cols()
|
||||
|
||||
if (info == psb_success_) call a%csclip(sm%nd,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
if (info == psb_success_) call blck%csclip(atmp,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
if (info == psb_success_) call psb_rwextd(n_row,sm%nd,info,b=atmp)
|
||||
|
||||
if (info == psb_success_) then
|
||||
if (present(amold)) then
|
||||
call sm%nd%cscnv(info,&
|
||||
& mold=amold,dupl=psb_dupl_add_)
|
||||
else
|
||||
call sm%nd%cscnv(info,&
|
||||
& type='csr',dupl=psb_dupl_add_)
|
||||
end if
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,a_err='clip & psb_spcnv csr 4')
|
||||
goto 9999
|
||||
end if
|
||||
nzeros = sm%nd%get_nzeros()
|
||||
!!$ write(0,*) me,' ND nzeors ',nzeros
|
||||
call psb_sum(ictxt,nzeros)
|
||||
sm%nd_nnz_tot = nzeros
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_as_smoother_bld
|
||||
@ -0,0 +1,46 @@
|
||||
subroutine mld_z_as_smoother_check(sm,info)
|
||||
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_check
|
||||
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_z_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_as_smoother_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
call mld_check_def(sm%restr,&
|
||||
& 'Restrictor',psb_halo_,is_legal_restrict)
|
||||
call mld_check_def(sm%prol,&
|
||||
& 'Prolongator',psb_none_,is_legal_prolong)
|
||||
call mld_check_def(sm%novr,&
|
||||
& 'Overlap layers ',0,is_legal_n_ovr)
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%check(info)
|
||||
else
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_as_smoother_check
|
||||
@ -0,0 +1,47 @@
|
||||
subroutine mld_z_as_smoother_dmp(sm,ictxt,level,info,prefix,head,smoother,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_dmp
|
||||
implicit none
|
||||
class(mld_z_as_smoother_type), intent(in) :: sm
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: smoother, solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: smoother_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_smth_z"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(smoother)) then
|
||||
smoother_ = smoother
|
||||
else
|
||||
smoother_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
if (smoother_) then
|
||||
write(fname(lname+1:),'(a,i3.3,a)')'_l',level,'_nd.mtx'
|
||||
if (sm%nd%is_asb()) &
|
||||
& call sm%nd%print(fname,head=head)
|
||||
end if
|
||||
! At base level do nothing for the smoother
|
||||
if (allocated(sm%sv)) &
|
||||
& call sm%sv%dump(ictxt,level,info,solver=solver,prefix=prefix)
|
||||
|
||||
end subroutine mld_z_as_smoother_dmp
|
||||
@ -0,0 +1,38 @@
|
||||
subroutine mld_z_as_smoother_free(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_free
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_z_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_as_smoother_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%free(info)
|
||||
if (info == psb_success_) deallocate(sm%sv,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
call sm%nd%free()
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_as_smoother_free
|
||||
@ -0,0 +1,36 @@
|
||||
subroutine mld_z_as_smoother_setc(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_setc
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_z_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act, ival
|
||||
character(len=20) :: name='z_as_smoother_setc'
|
||||
|
||||
info = psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
|
||||
call mld_stringval(val,ival,info)
|
||||
if (info == psb_success_) call sm%set(what,ival,info)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_from_subroutine_
|
||||
call psb_errpush(info, name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_as_smoother_setc
|
||||
@ -0,0 +1,43 @@
|
||||
subroutine mld_z_as_smoother_seti(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_seti
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_z_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_as_smoother_seti'
|
||||
|
||||
info = psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
select case(what)
|
||||
!!$ case(mld_smoother_sweeps_)
|
||||
!!$ sm%sweeps = val
|
||||
case(mld_sub_ovr_)
|
||||
sm%novr = val
|
||||
case(mld_sub_restr_)
|
||||
sm%restr = val
|
||||
case(mld_sub_prol_)
|
||||
sm%prol = val
|
||||
case default
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
end select
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_as_smoother_seti
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_z_as_smoother_setr(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_as_smoother, mld_protect_nam => mld_z_as_smoother_setr
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_z_as_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
real(psb_dpk_), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_as_smoother_setr'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
else
|
||||
!!$ write(0,*) trim(name),' Missing component, not setting!'
|
||||
!!$ info = 1121
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_as_smoother_setr
|
||||
@ -0,0 +1,42 @@
|
||||
subroutine mld_z_base_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_z_base_smoother_type), intent(in) :: sm
|
||||
complex(psb_dpk_),intent(inout) :: x(:)
|
||||
complex(psb_dpk_),intent(inout) :: y(:)
|
||||
complex(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_base_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans,work,info)
|
||||
else
|
||||
info = 1121
|
||||
endif
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_z_base_smoother_apply
|
||||
@ -0,0 +1,43 @@
|
||||
subroutine mld_z_base_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,&
|
||||
|
||||
& trans,sweeps,work,info)
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_z_base_smoother_type), intent(inout) :: sm
|
||||
type(psb_z_vect_type),intent(inout) :: x
|
||||
type(psb_z_vect_type),intent(inout) :: y
|
||||
complex(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_base_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans,work,info)
|
||||
else
|
||||
info = 1121
|
||||
endif
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_z_base_smoother_apply_vect
|
||||
@ -0,0 +1,39 @@
|
||||
subroutine mld_z_base_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_zspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_z_base_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_z_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_z_base_vect_type), intent(in), optional :: vmold
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_base_smoother_bld'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%build(a,desc_a,upd,info,amold=amold,vmold=vmold)
|
||||
else
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
endif
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_base_smoother_bld
|
||||
@ -0,0 +1,36 @@
|
||||
subroutine mld_z_base_smoother_check(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_check
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_z_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_base_smoother_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%check(info)
|
||||
else
|
||||
info=3111
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_base_smoother_check
|
||||
@ -0,0 +1,55 @@
|
||||
subroutine mld_z_base_smoother_descr(sm,info,iout,coarse)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_descr
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_z_base_smoother_type), intent(in) :: sm
|
||||
integer, intent(out) :: info
|
||||
integer, intent(in), optional :: iout
|
||||
logical, intent(in), optional :: coarse
|
||||
|
||||
! Local variables
|
||||
integer :: err_act
|
||||
integer :: ictxt, me, np
|
||||
character(len=20), parameter :: name='mld_z_base_smoother_descr'
|
||||
integer :: iout_
|
||||
logical :: coarse_
|
||||
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (present(coarse)) then
|
||||
coarse_ = coarse
|
||||
else
|
||||
coarse_ = .false.
|
||||
end if
|
||||
if (present(iout)) then
|
||||
iout_ = iout
|
||||
else
|
||||
iout_ = 6
|
||||
end if
|
||||
|
||||
if (.not.coarse_) &
|
||||
& write(iout_,*) 'Base smoother with local solver'
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%descr(info,iout,coarse)
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_from_subroutine_
|
||||
call psb_errpush(info,name,a_err='Local solver')
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_base_smoother_descr
|
||||
@ -0,0 +1,42 @@
|
||||
subroutine mld_z_base_smoother_dmp(sm,ictxt,level,info,prefix,head,smoother,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_dmp
|
||||
implicit none
|
||||
class(mld_z_base_smoother_type), intent(in) :: sm
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: smoother, solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: smoother_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_smth_z"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(smoother)) then
|
||||
smoother_ = smoother
|
||||
else
|
||||
smoother_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
! At base level do nothing for the smoother
|
||||
if (allocated(sm%sv)) &
|
||||
& call sm%sv%dump(ictxt,level,info,solver=solver,prefix=prefix)
|
||||
|
||||
end subroutine mld_z_base_smoother_dmp
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_z_base_smoother_free(sm,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_free
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_z_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_base_smoother_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%free(info)
|
||||
if (info == psb_success_) deallocate(sm%sv,stat=info)
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
info = psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_base_smoother_free
|
||||
@ -0,0 +1,34 @@
|
||||
subroutine mld_z_base_smoother_setc(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_setc
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_z_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_base_smoother_setc'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_base_smoother_setc
|
||||
@ -0,0 +1,31 @@
|
||||
subroutine mld_z_base_smoother_seti(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_seti
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_z_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_base_smoother_seti'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_base_smoother_seti
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_z_base_smoother_setr(sm,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_base_smoother_mod, mld_protect_name => mld_z_base_smoother_setr
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
class(mld_z_base_smoother_type), intent(inout) :: sm
|
||||
integer, intent(in) :: what
|
||||
real(psb_dpk_), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='z_base_smoother_setr'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
|
||||
info = psb_success_
|
||||
|
||||
if (allocated(sm%sv)) then
|
||||
call sm%sv%set(what,val,info)
|
||||
end if
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_z_base_smoother_setr
|
||||
@ -0,0 +1,156 @@
|
||||
subroutine mld_z_jac_smoother_apply(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_jac_smoother, mld_protect_name => mld_z_jac_smoother_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_z_jac_smoother_type), intent(in) :: sm
|
||||
complex(psb_dpk_),intent(inout) :: x(:)
|
||||
complex(psb_dpk_),intent(inout) :: y(:)
|
||||
complex(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col
|
||||
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='z_jac_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T','C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/4*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/5*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if ((sweeps == 1).or.(sm%nnz_nd_tot==0)) then
|
||||
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,&
|
||||
& name,a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply multiple sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
allocate(tx(n_col),ty(n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/2*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
tx = zzero
|
||||
ty = zzero
|
||||
do i=1, sweeps
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
ty(1:n_row) = x(1:n_row)
|
||||
call psb_spmm(-zone,sm%nd,tx,zone,ty,desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(zone,ty,zzero,tx,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
end do
|
||||
|
||||
if (info == psb_success_) call psb_geaxpby(alpha,tx,beta,y,desc_data,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
deallocate(tx,ty,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='final cleanup with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
endif
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_z_jac_smoother_apply
|
||||
@ -0,0 +1,153 @@
|
||||
subroutine mld_z_jac_smoother_apply_vect(alpha,sm,x,beta,y,desc_data,trans,sweeps,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_jac_smoother, mld_protect_name => mld_z_jac_smoother_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_z_jac_smoother_type), intent(inout) :: sm
|
||||
type(psb_z_vect_type),intent(inout) :: x
|
||||
type(psb_z_vect_type),intent(inout) :: y
|
||||
complex(psb_dpk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
integer, intent(in) :: sweeps
|
||||
complex(psb_dpk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
integer :: n_row,n_col
|
||||
type(psb_z_vect_type) :: tx, ty
|
||||
complex(psb_dpk_), pointer :: ww(:), aux(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='z_jac_smoother_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
case('N')
|
||||
case('T')
|
||||
case('C')
|
||||
case default
|
||||
call psb_errpush(psb_err_iarg_invalid_i_,name)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
if (.not.allocated(sm%sv)) then
|
||||
info = 1121
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/4*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/5*n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if ((sweeps == 1).or.(sm%nnz_nd_tot==0)) then
|
||||
|
||||
call sm%sv%apply(alpha,x,beta,y,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_internal_error_,&
|
||||
& name,a_err='Error in sub_aply Jacobi Sweeps = 1')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
else if (sweeps > 1) then
|
||||
|
||||
!
|
||||
!
|
||||
! Apply multiple sweeps of a block-Jacobi solver
|
||||
! to compute an approximate solution of a linear system.
|
||||
!
|
||||
!
|
||||
call tx%bld(x%get_nrows(),mold=x%v)
|
||||
call tx%set(zzero)
|
||||
call ty%bld(x%get_nrows(),mold=x%v)
|
||||
|
||||
do i=1, sweeps
|
||||
!
|
||||
! Compute Y(j+1) = D^(-1)*(X-ND*Y(j)), where D and ND are the
|
||||
! block diagonal part and the remaining part of the local matrix
|
||||
! and Y(j) is the approximate solution at sweep j.
|
||||
!
|
||||
call psb_geaxpby(zone,x,zzero,ty,desc_data,info)
|
||||
call psb_spmm(-zone,sm%nd,tx,zone,ty,desc_data,info,work=aux,trans=trans_)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
|
||||
call sm%sv%apply(zone,ty,zzero,tx,desc_data,trans_,aux,info)
|
||||
|
||||
if (info /= psb_success_) exit
|
||||
end do
|
||||
|
||||
if (info == psb_success_) call psb_geaxpby(alpha,tx,beta,y,desc_data,info)
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='subsolve with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call tx%free(info)
|
||||
if (info == psb_success_) call ty%free(info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='final cleanup with Jacobi sweeps > 1')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_iarg_neg_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/2,sweeps,0,0,0/))
|
||||
goto 9999
|
||||
|
||||
endif
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_z_jac_smoother_apply_vect
|
||||
@ -0,0 +1,82 @@
|
||||
subroutine mld_z_jac_smoother_bld(a,desc_a,sm,upd,info,amold,vmold)
|
||||
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_diag_solver
|
||||
use mld_z_jac_smoother, mld_protect_name => mld_z_jac_smoother_bld
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_zspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_z_jac_smoother_type), intent(inout) :: sm
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
class(psb_z_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_z_base_vect_type), intent(in), optional :: vmold
|
||||
! Local variables
|
||||
integer :: n_row,n_col, nrow_a, nztota, nzeros
|
||||
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='z_jac_smoother_bld', ch_err
|
||||
|
||||
info=psb_success_
|
||||
call psb_erractionsave(err_act)
|
||||
debug_unit = psb_get_debug_unit()
|
||||
debug_level = psb_get_debug_level()
|
||||
ictxt = desc_a%get_context()
|
||||
call psb_info(ictxt, me, np)
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' start'
|
||||
|
||||
|
||||
n_row = desc_a%get_local_rows()
|
||||
|
||||
nrow_a = a%get_nrows()
|
||||
nztota = a%get_nzeros()
|
||||
select type (smsv => sm%sv)
|
||||
type is (mld_z_diag_solver_type)
|
||||
call a%clip_diag(sm%nd,info)
|
||||
class default
|
||||
call a%csclip(sm%nd,info,&
|
||||
& jmin=nrow_a+1,rscale=.false.,cscale=.false.)
|
||||
end select
|
||||
if (info == psb_success_) then
|
||||
if (present(amold)) then
|
||||
call sm%nd%cscnv(info,&
|
||||
& mold=amold,dupl=psb_dupl_add_)
|
||||
else
|
||||
call sm%nd%cscnv(info,&
|
||||
& type='csr',dupl=psb_dupl_add_)
|
||||
endif
|
||||
end if
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,&
|
||||
& a_err='clip & psb_spcnv csr 4')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call sm%sv%build(a,desc_a,upd,info,amold=amold,vmold=vmold)
|
||||
if (info /= psb_success_) then
|
||||
call psb_errpush(psb_err_from_subroutine_,name,&
|
||||
& a_err='solver build')
|
||||
goto 9999
|
||||
end if
|
||||
nzeros = sm%nd%get_nzeros()
|
||||
call psb_sum(ictxt,nzeros)
|
||||
sm%nnz_nd_tot = nzeros
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_z_jac_smoother_bld
|
||||
@ -0,0 +1,103 @@
|
||||
include ../../../Make.inc
|
||||
LIBDIR=../../../lib
|
||||
PSBLIBDIR=$(PSBLASDIR)/lib
|
||||
PSBINCDIR=$(PSBLASDIR)/include
|
||||
HERE=../..
|
||||
|
||||
FINCLUDES=$(FMFLAG)../.. $(FMFLAG)$(LIBDIR) $(FMFLAG)$(PSBINCDIR) $(FMFLAG)$(PSBLIBDIR)
|
||||
|
||||
|
||||
OBJS=mld_c_base_solver_apply.o \
|
||||
mld_c_base_solver_apply_vect.o \
|
||||
mld_c_base_solver_bld.o \
|
||||
mld_c_base_solver_check.o \
|
||||
mld_c_base_solver_descr.o \
|
||||
mld_c_base_solver_dmp.o \
|
||||
mld_c_base_solver_free.o \
|
||||
mld_c_base_solver_setc.o \
|
||||
mld_c_base_solver_seti.o \
|
||||
mld_c_base_solver_setr.o \
|
||||
mld_c_diag_solver_apply.o \
|
||||
mld_c_diag_solver_apply_vect.o \
|
||||
mld_c_diag_solver_bld.o \
|
||||
mld_c_id_solver_apply.o \
|
||||
mld_c_id_solver_apply_vect.o \
|
||||
mld_c_ilu_solver_apply.o \
|
||||
mld_c_ilu_solver_apply_vect.o \
|
||||
mld_c_ilu_solver_bld.o \
|
||||
mld_c_ilu_solver_dmp.o \
|
||||
mld_d_base_solver_apply.o \
|
||||
mld_d_base_solver_apply_vect.o \
|
||||
mld_d_base_solver_bld.o \
|
||||
mld_d_base_solver_check.o \
|
||||
mld_d_base_solver_descr.o \
|
||||
mld_d_base_solver_dmp.o \
|
||||
mld_d_base_solver_free.o \
|
||||
mld_d_base_solver_setc.o \
|
||||
mld_d_base_solver_seti.o \
|
||||
mld_d_base_solver_setr.o \
|
||||
mld_d_diag_solver_apply.o \
|
||||
mld_d_diag_solver_apply_vect.o \
|
||||
mld_d_diag_solver_bld.o \
|
||||
mld_d_id_solver_apply.o \
|
||||
mld_d_id_solver_apply_vect.o \
|
||||
mld_d_ilu_solver_apply.o \
|
||||
mld_d_ilu_solver_apply_vect.o \
|
||||
mld_d_ilu_solver_bld.o \
|
||||
mld_d_ilu_solver_dmp.o \
|
||||
mld_s_base_solver_apply.o \
|
||||
mld_s_base_solver_apply_vect.o \
|
||||
mld_s_base_solver_bld.o \
|
||||
mld_s_base_solver_check.o \
|
||||
mld_s_base_solver_descr.o \
|
||||
mld_s_base_solver_dmp.o \
|
||||
mld_s_base_solver_free.o \
|
||||
mld_s_base_solver_setc.o \
|
||||
mld_s_base_solver_seti.o \
|
||||
mld_s_base_solver_setr.o \
|
||||
mld_s_diag_solver_apply.o \
|
||||
mld_s_diag_solver_apply_vect.o \
|
||||
mld_s_diag_solver_bld.o \
|
||||
mld_s_id_solver_apply.o \
|
||||
mld_s_id_solver_apply_vect.o \
|
||||
mld_s_ilu_solver_apply.o \
|
||||
mld_s_ilu_solver_apply_vect.o \
|
||||
mld_s_ilu_solver_bld.o \
|
||||
mld_s_ilu_solver_dmp.o \
|
||||
mld_z_base_solver_apply.o \
|
||||
mld_z_base_solver_apply_vect.o \
|
||||
mld_z_base_solver_bld.o \
|
||||
mld_z_base_solver_check.o \
|
||||
mld_z_base_solver_descr.o \
|
||||
mld_z_base_solver_dmp.o \
|
||||
mld_z_base_solver_free.o \
|
||||
mld_z_base_solver_setc.o \
|
||||
mld_z_base_solver_seti.o \
|
||||
mld_z_base_solver_setr.o \
|
||||
mld_z_diag_solver_apply.o \
|
||||
mld_z_diag_solver_apply_vect.o \
|
||||
mld_z_diag_solver_bld.o \
|
||||
mld_z_id_solver_apply.o \
|
||||
mld_z_id_solver_apply_vect.o \
|
||||
mld_z_ilu_solver_apply.o \
|
||||
mld_z_ilu_solver_apply_vect.o \
|
||||
mld_z_ilu_solver_bld.o \
|
||||
mld_z_ilu_solver_dmp.o
|
||||
|
||||
|
||||
LIBNAME=libmld_prec.a
|
||||
|
||||
lib: $(OBJS)
|
||||
$(AR) $(HERE)/$(LIBNAME) $(OBJS)
|
||||
$(RANLIB) $(HERE)/$(LIBNAME)
|
||||
|
||||
mpobjs:
|
||||
(make $(MPFOBJS) F90="$(MPF90)" F90COPT="$(F90COPT)")
|
||||
(make $(MPCOBJS) CC="$(MPCC)" CCOPT="$(CCOPT)")
|
||||
|
||||
veryclean: clean
|
||||
/bin/rm -f $(LIBNAME)
|
||||
|
||||
clean:
|
||||
/bin/rm -f $(OBJS) $(LOCAL_MODS)
|
||||
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_c_base_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_c_base_solver_type), intent(in) :: sv
|
||||
complex(psb_spk_),intent(inout) :: x(:)
|
||||
complex(psb_spk_),intent(inout) :: y(:)
|
||||
complex(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
complex(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_solver_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_err_missing_override_method_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_base_solver_apply
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_c_base_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_c_base_solver_type), intent(inout) :: sv
|
||||
type(psb_c_vect_type),intent(inout) :: x
|
||||
type(psb_c_vect_type),intent(inout) :: y
|
||||
complex(psb_spk_),intent(in) :: alpha,beta
|
||||
character(len=1),intent(in) :: trans
|
||||
complex(psb_spk_),target, intent(inout) :: work(:)
|
||||
integer, intent(out) :: info
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_solver_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_err_missing_override_method_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine mld_c_base_solver_apply_vect
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_c_base_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_bld
|
||||
Implicit None
|
||||
! Arguments
|
||||
type(psb_cspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_c_base_solver_type), intent(inout) :: sv
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
type(psb_cspmat_type), intent(in), target, optional :: b
|
||||
class(psb_c_base_sparse_mat), intent(in), optional :: amold
|
||||
class(psb_c_base_vect_type), intent(in), optional :: vmold
|
||||
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_solver_bld'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_err_missing_override_method_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_solver_bld
|
||||
@ -0,0 +1,28 @@
|
||||
subroutine mld_c_base_solver_check(sv,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_check
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_base_solver_type), intent(inout) :: sv
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_solver_check'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
info = psb_success_
|
||||
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_solver_check
|
||||
@ -0,0 +1,35 @@
|
||||
subroutine mld_c_base_solver_descr(sv,info,iout,coarse)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_descr
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_base_solver_type), intent(in) :: sv
|
||||
integer, intent(out) :: info
|
||||
integer, intent(in), optional :: iout
|
||||
logical, intent(in), optional :: coarse
|
||||
|
||||
! Local variables
|
||||
integer :: err_act
|
||||
integer :: ictxt, me, np
|
||||
character(len=20), parameter :: name='mld_c_base_solver_descr'
|
||||
integer :: iout_
|
||||
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_err_missing_override_method_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_solver_descr
|
||||
@ -0,0 +1,40 @@
|
||||
subroutine mld_c_base_solver_dmp(sv,ictxt,level,info,prefix,head,solver)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_dmp
|
||||
implicit none
|
||||
class(mld_c_base_solver_type), intent(in) :: sv
|
||||
integer, intent(in) :: ictxt,level
|
||||
integer, intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: solver
|
||||
integer :: i, j, il1, iln, lname, lev
|
||||
integer :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: solver_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_slv_c"
|
||||
end if
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(solver)) then
|
||||
solver_ = solver
|
||||
else
|
||||
solver_ = .false.
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
! At base level do nothing for the solver
|
||||
|
||||
end subroutine mld_c_base_solver_dmp
|
||||
@ -0,0 +1,28 @@
|
||||
subroutine mld_c_base_solver_free(sv,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_free
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_base_solver_type), intent(inout) :: sv
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_solver_free'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_err_missing_override_method_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_solver_free
|
||||
@ -0,0 +1,34 @@
|
||||
subroutine mld_c_base_solver_setc(sv,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_setc
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_base_solver_type), intent(inout) :: sv
|
||||
integer, intent(in) :: what
|
||||
character(len=*), intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act, ival
|
||||
character(len=20) :: name='d_base_solver_setc'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
|
||||
call mld_stringval(val,ival,info)
|
||||
if (info == psb_success_) call sv%set(what,ival,info)
|
||||
|
||||
if (info /= psb_success_) goto 9999
|
||||
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act == psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
end subroutine mld_c_base_solver_setc
|
||||
@ -0,0 +1,18 @@
|
||||
subroutine mld_c_base_solver_seti(sv,what,val,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_base_solver_mod, mld_protect_name => mld_c_base_solver_seti
|
||||
Implicit None
|
||||
! Arguments
|
||||
class(mld_c_base_solver_type), intent(inout) :: sv
|
||||
integer, intent(in) :: what
|
||||
integer, intent(in) :: val
|
||||
integer, intent(out) :: info
|
||||
Integer :: err_act
|
||||
character(len=20) :: name='d_base_solver_seti'
|
||||
|
||||
! Correct action here is doing nothing.
|
||||
info = 0
|
||||
|
||||
return
|
||||
end subroutine mld_c_base_solver_seti
|
||||
Some files were not shown because too many files have changed in this diff Show More
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Reference in New Issue