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re PR libfortran/51119 (MATMUL slow for large matrices) 

2016-11-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/51119
	* Makefile.am: Remove -fno-protect-parens -fstack-arrays.
	* Makefile.in: Regenerate.

From-SVN: r242518
This commit is contained in:
Jerry DeLisle 2016-11-16 21:54:25 +00:00
parent 576b0863ee
commit d174eb6541
3 changed files with 8 additions and 2 deletions
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6
libgfortran/ChangeLog
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@ -1,3 +1,9 @@
2016-11-16 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/51119
* Makefile.am: Remove -fno-protect-parens -fstack-arrays.
* Makefile.in: Regenerate.
2016-11-16 Szabolcs Nagy <szabolcs.nagy@arm.com>
PR libgfortran/78314

2
libgfortran/Makefile.am
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@ -850,7 +850,7 @@ intrinsics/dprod_r8.f90 \
intrinsics/f2c_specifics.F90
# Turn on vectorization and loop unrolling for matmul.
$(patsubst %.c,%.lo,$(notdir $(i_matmul_c))): AM_CFLAGS += -ffast-math -fno-protect-parens -fstack-arrays -ftree-vectorize -funroll-loops --param max-unroll-times=4
$(patsubst %.c,%.lo,$(notdir $(i_matmul_c))): AM_CFLAGS += -ffast-math -ftree-vectorize -funroll-loops --param max-unroll-times=4
# Logical matmul doesn't vectorize.
$(patsubst %.c,%.lo,$(notdir $(i_matmull_c))): AM_CFLAGS += -funroll-loops

2
libgfortran/Makefile.in
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@ -5956,7 +5956,7 @@ uninstall-am: uninstall-cafexeclibLTLIBRARIES \
@LIBGFOR_USE_SYMVER_SUN_TRUE@@LIBGFOR_USE_SYMVER_TRUE@ > $@ || (rm -f $@ ; exit 1)
# Turn on vectorization and loop unrolling for matmul.
$(patsubst %.c,%.lo,$(notdir $(i_matmul_c))): AM_CFLAGS += -ffast-math -fno-protect-parens -fstack-arrays -ftree-vectorize -funroll-loops --param max-unroll-times=4
$(patsubst %.c,%.lo,$(notdir $(i_matmul_c))): AM_CFLAGS += -ffast-math -ftree-vectorize -funroll-loops --param max-unroll-times=4
# Logical matmul doesn't vectorize.
$(patsubst %.c,%.lo,$(notdir $(i_matmull_c))): AM_CFLAGS += -funroll-loops