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Document choices for MUMPS vs IPK 4/8

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This commit is contained in:
Salvatore Filippone
2019-08-02 09:27:56 +01:00
parent 85464f0731
commit d43708d660
2 changed files with 16 additions and 0 deletions
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configure
Vendored
+8
View File
@@ -8426,6 +8426,14 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
ac_compiler_gnu=$ac_cv_c_compiler_gnu
#
# For the time being:
# 1. Disable MUMPS when IPK=8 (would need a check on whether MUMPS
# was compiled with 8 bytes)
# 2. Enable even with LPK=8, internally it will check if
# the problem size fits into 4 bytes, very likely since we
# are mostly using MUMPS at coarse level.
#
if test "x$mld2p4_cv_have_mumps" == "xyes" ; then
if test "x$pac_cv_psblas_ipk" == "x8" ; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: PSBLAS defines PSB_IPK_ as $pac_cv_psblas_ipk. MUMPS interfacing disabled. " >&5
configure.ac
+8
View File
@@ -634,6 +634,14 @@ AC_LANG([C])
PAC_CHECK_MUMPS
#
# For the time being:
# 1. Disable MUMPS when IPK=8 (would need a check on whether MUMPS
# was compiled with 8 bytes)
# 2. Enable even with LPK=8, internally it will check if
# the problem size fits into 4 bytes, very likely since we
# are mostly using MUMPS at coarse level.
#
if test "x$mld2p4_cv_have_mumps" == "xyes" ; then
if test "x$pac_cv_psblas_ipk" == "x8" ; then
AC_MSG_NOTICE([PSBLAS defines PSB_IPK_ as $pac_cv_psblas_ipk. MUMPS interfacing disabled. ])