mirror of
https://github.com/sfilippone/psblas3.git
synced 2026-10-06 22:55:08 +00:00
added entrywise vector product psb_gemlt
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cirdans-home
+15
-13
@@ -12,36 +12,38 @@ LDLIBS=$(PSBLDLIBS)
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FINCLUDES=$(FMFLAG)$(MODDIR) $(FMFLAG).
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DTOBJS=d_file_spmv.o
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STOBJS=s_file_spmv.o
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DTOBJS=d_file_spmv.o
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STOBJS=s_file_spmv.o
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DPGOBJS=pdgenspmv.o
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DVECOBJS=vecoperation.o
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EXEDIR=./runs
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all: runsd d_file_spmv s_file_spmv pdgenspmv
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all: runsd d_file_spmv s_file_spmv pdgenspmv vecoperation
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runsd:
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(if test ! -d runs ; then mkdir runs; fi)
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d_file_spmv: $(DTOBJS)
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$(FLINK) $(LOPT) $(DTOBJS) -o d_file_spmv $(PSBLAS_LIB) $(LDLIBS)
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/bin/mv d_file_spmv $(EXEDIR)
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$(FLINK) $(LOPT) $(DTOBJS) -o d_file_spmv $(PSBLAS_LIB) $(LDLIBS)
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/bin/mv d_file_spmv $(EXEDIR)
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pdgenspmv: $(DPGOBJS)
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$(FLINK) $(LOPT) $(DPGOBJS) -o pdgenspmv $(PSBLAS_LIB) $(LDLIBS)
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/bin/mv pdgenspmv $(EXEDIR)
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$(FLINK) $(LOPT) $(DPGOBJS) -o pdgenspmv $(PSBLAS_LIB) $(LDLIBS)
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/bin/mv pdgenspmv $(EXEDIR)
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s_file_spmv: $(STOBJS)
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$(FLINK) $(LOPT) $(STOBJS) -o s_file_spmv $(PSBLAS_LIB) $(LDLIBS)
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/bin/mv s_file_spmv $(EXEDIR)
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$(FLINK) $(LOPT) $(STOBJS) -o s_file_spmv $(PSBLAS_LIB) $(LDLIBS)
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/bin/mv s_file_spmv $(EXEDIR)
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vecoperation: $(DVECOBJS)
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$(FLINK) $(LOPT) $(DVECOBJS) -o vecoperation $(PSBLAS_LIB) $(LDLIBS)
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/bin/mv vecoperation $(EXEDIR)
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clean:
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/bin/rm -f $(DBOBJSS) $(DBOBJS) $(DTOBJS) $(STOBJS)
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clean:
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/bin/rm -f $(DBOBJSS) $(DBOBJS) $(DTOBJS) $(STOBJS) $(DVECOBJS)
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lib:
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(cd ../../; make library)
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verycleanlib:
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(cd ../../; make veryclean)
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@@ -0,0 +1,176 @@
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!
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! Parallel Sparse BLAS version 3.5.1
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! (C) Copyright 2015
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! Salvatore Filippone
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! Alfredo Buttari
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions
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! are met:
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! 1. Redistributions of source code must retain the above copyright
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! notice, this list of conditions and the following disclaimer.
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! 2. Redistributions in binary form must reproduce the above copyright
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! notice, this list of conditions, and the following disclaimer in the
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! documentation and/or other materials provided with the distribution.
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! 3. The name of the PSBLAS group or the names of its contributors may
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! not be used to endorse or promote products derived from this
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! software without specific written permission.
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!
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! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
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! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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! POSSIBILITY OF SUCH DAMAGE.
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!
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!
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! File: vecoperation.f90
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!
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program vecoperation
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use psb_base_mod
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use psb_util_mod
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implicit none
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! input parameters
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integer(psb_ipk_) :: idim = 100
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! miscellaneous
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real(psb_dpk_), parameter :: one = 1.d0
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real(psb_dpk_) :: t1, t2
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! descriptor
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type(psb_desc_type) :: desc_a
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! vector
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type(psb_d_vect_type) :: x,y
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! blacs parameters
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integer(psb_ipk_) :: ictxt, iam, np
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! other variables
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integer(psb_ipk_) :: nr, nlr, info, i, ii, ib=1
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integer(psb_lpk_) :: nt
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integer(psb_lpk_), allocatable :: myidx(:)
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real(psb_dpk_) :: zt(1), dotresult, norm2, norm1, norminf
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character(len=20) :: name,ch_err,readinput
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info=psb_success_
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call psb_init(ictxt)
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call psb_info(ictxt,iam,np)
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if (iam < 0) then
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call psb_exit(ictxt) ! This should not happen, but just in case
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stop
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endif
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if(psb_get_errstatus() /= 0) goto 9999
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name='vecoperation'
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call psb_set_errverbosity(itwo)
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!
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! Hello world
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!
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if (iam == psb_root_) then
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write(*,*) 'Welcome to PSBLAS version: ',psb_version_string_
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write(*,*) 'This is the ',trim(name),' sample program'
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end if
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call get_command_argument(1,readinput)
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if (len_trim(readinput) /= 0) read(readinput,*)idim
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if (iam == psb_root_) write(psb_out_unit,'(" ")')
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if (iam == psb_root_) write(psb_out_unit,'("Vector size",I10)')idim
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!
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! Data distribution
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! We assume a simple contiguous block distribution
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!
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nt = (idim+np-1)/np
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nr = max(0,min(nt,idim-(iam*nt)))
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nt = nr
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call psb_sum(ictxt,nt)
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if (nt /= idim) then
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write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,idim
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info = -1
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call psb_barrier(ictxt)
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call psb_abort(ictxt)
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return
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end if
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call psb_cdall(ictxt,desc_a,info,nl=nr)
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myidx = desc_a%get_global_indices()
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nlr = size(myidx)
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!
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! allocate and fill in the vectors
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!
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call psb_barrier(ictxt)
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t1 = psb_wtime()
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! Allocate memory
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call psb_geall(x,desc_a,info)
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call psb_geall(y,desc_a,info)
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! Put entries into the vectors
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do ii=1,nlr
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zt(1) = 1.0
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call psb_geins(ib,myidx(ii:),zt(1:),x,desc_a,info)
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zt(1) = 2.0
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call psb_geins(ib,myidx(ii:),zt(1:),y,desc_a,info)
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end do
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! Assemble
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call psb_cdasb(desc_a,info)
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if(info /= psb_success_) then
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info=psb_err_from_subroutine_
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ch_err='comm asb rout.'
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call psb_errpush(info,name,a_err=ch_err)
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goto 9999
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end if
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if (info == psb_success_) call psb_geasb(x,desc_a,info)
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if (info == psb_success_) call psb_geasb(y,desc_a,info)
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if(info /= psb_success_) then
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info=psb_err_from_subroutine_
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ch_err='vec asb rout.'
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call psb_errpush(info,name,a_err=ch_err)
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goto 9999
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end if
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call psb_barrier(ictxt)
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t2 = psb_wtime() - t1
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if (iam == psb_root_) write(psb_out_unit,'("Overall vector creation time : ",es12.5)')t2
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!
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! Vector operations
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!
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dotresult = psb_gedot(x,y,desc_a,info) ! Dot-product
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if (iam == psb_root_) write(psb_out_unit,'("Dot product result : ",es12.5)')dotresult
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norm1 = psb_norm1(x,desc_a,info)
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norm2 = psb_norm2(x,desc_a,info)
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norminf = psb_normi(x,desc_a,info)
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if (iam == psb_root_) write(psb_out_unit,'("\|x\|_inf : ",es12.5," \|x\|_1 :",es12.5," \|x\|_2",es12.5)')norminf,norm1,norm2
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call psb_geaxpby(1.0_psb_dpk_, x, 1.0_psb_dpk_, y, desc_a, info) ! \alpha x + \beta y
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call psb_gemlt(x,y,desc_a,info)
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!
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! cleanup storage and exit
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!
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call psb_gefree(x,desc_a,info)
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call psb_gefree(y,desc_a,info)
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call psb_cdfree(desc_a,info)
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if(info /= psb_success_) then
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info=psb_err_from_subroutine_
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ch_err='free routine'
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call psb_errpush(info,name,a_err=ch_err)
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goto 9999
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end if
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call psb_exit(ictxt)
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stop
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9999 call psb_error(ictxt)
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stop
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end program vecoperation
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