From a4f867b1a0516f1ac6c186981ac2e4c6efb0c17a Mon Sep 17 00:00:00 2001 From: jakub Date: Wed, 9 Apr 2014 11:37:14 +0000 Subject: [PATCH] 2014-04-09 Cong Hou PR testsuite/60773 * doc/sourcebuild.texi (vect_widen_mult_si_to_di_pattern): Add documentation. * lib/target-supports.exp: (check_effective_target_vect_widen_si_to_di_pattern): New. * gcc.dg/vect/pr60656.c: Require vect_long effective target. Use scan-tree-dump-times for vect_widen_mult_si_to_di_pattern targets only. (foo): Fix up formatting. (main): Call check_vect. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209241 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 6 ++++++ gcc/doc/sourcebuild.texi | 4 ++++ gcc/testsuite/ChangeLog | 11 +++++++++++ gcc/testsuite/gcc.dg/vect/pr60656.c | 10 ++++++---- gcc/testsuite/lib/target-supports.exp | 21 +++++++++++++++++++++ 5 files changed, 48 insertions(+), 4 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index afc9079..5803746 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2014-04-09 Cong Hou + + PR testsuite/60773 + * doc/sourcebuild.texi (vect_widen_mult_si_to_di_pattern): Add + documentation. + 2014-04-08 Bill Schmidt * config/rs6000/rs6000.c (rs6000_expand_vector_set): Use vnand diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi index 85ef819..9148608 100644 --- a/gcc/doc/sourcebuild.texi +++ b/gcc/doc/sourcebuild.texi @@ -1428,6 +1428,10 @@ Target supports a vector widening multiplication of @code{short} operands into @code{int} results, or can promote (unpack) from @code{short} to @code{int} and perform non-widening multiplication of @code{int}. +@item vect_widen_mult_si_to_di_pattern +Target supports a vector widening multiplication of @code{int} operands +into @code{long} results. + @item vect_sdot_qi Target supports a vector dot-product of @code{signed char}. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 86a3f29..4255e51 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,14 @@ +2014-04-09 Cong Hou + + PR testsuite/60773 + * lib/target-supports.exp: + (check_effective_target_vect_widen_si_to_di_pattern): New. + * gcc.dg/vect/pr60656.c: Require vect_long effective target. + Use scan-tree-dump-times for vect_widen_mult_si_to_di_pattern + targets only. + (foo): Fix up formatting. + (main): Call check_vect. + 2014-04-08 Paolo Carlini PR c++/59115 diff --git a/gcc/testsuite/gcc.dg/vect/pr60656.c b/gcc/testsuite/gcc.dg/vect/pr60656.c index ebaab62..4950275 100644 --- a/gcc/testsuite/gcc.dg/vect/pr60656.c +++ b/gcc/testsuite/gcc.dg/vect/pr60656.c @@ -1,4 +1,5 @@ /* { dg-require-effective-target vect_int } */ +/* { dg-require-effective-target vect_long } */ #include "tree-vect.h" @@ -12,7 +13,7 @@ foo () for(i = 0; i < 4; ++i) { long P = v[i]; - s += P*P*P; + s += P * P * P; } return s; } @@ -27,7 +28,7 @@ bar () for(i = 0; i < 4; ++i) { long P = v[i]; - s += P*P*P; + s += P * P * P; __asm__ volatile (""); } return s; @@ -35,11 +36,12 @@ bar () int main() { + check_vect (); + if (foo () != bar ()) abort (); return 0; } -/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_widen_mult_si_to_di_pattern } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */ - diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp index 1a5c2fa..f81663a 100644 --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -3739,6 +3739,27 @@ proc check_effective_target_vect_widen_mult_hi_to_si_pattern { } { } # Return 1 if the target plus current options supports a vector +# widening multiplication of *int* args into *long* result, 0 otherwise. +# +# This won't change for different subtargets so cache the result. + +proc check_effective_target_vect_widen_mult_si_to_di_pattern { } { + global et_vect_widen_mult_si_to_di_pattern + + if [info exists et_vect_widen_mult_si_to_di_pattern_saved] { + verbose "check_effective_target_vect_widen_mult_si_to_di_pattern: using cached result" 2 + } else { + if {[istarget ia64-*-*] + || [istarget i?86-*-*] + || [istarget x86_64-*-*] } { + set et_vect_widen_mult_si_to_di_pattern_saved 1 + } + } + verbose "check_effective_target_vect_widen_mult_si_to_di_pattern: returning $et_vect_widen_mult_si_to_di_pattern_saved" 2 + return $et_vect_widen_mult_si_to_di_pattern_saved +} + +# Return 1 if the target plus current options supports a vector # widening shift, 0 otherwise. # # This won't change for different subtargets so cache the result. -- 2.7.4