From c6e0dd3d13fa1b9e9be5d9566065ad3ec1878a6e Mon Sep 17 00:00:00 2001 From: linkw Date: Thu, 17 Jan 2019 03:03:38 +0000 Subject: [PATCH] PR target/87306 * gcc.dg/vect/bb-slp-pow-1.c: Modify to reflect that the loop is not vectorized on POWER unless hardware misaligned loads are available. --T his line, and those below, will be ignored-- M gcc/testsuite/ChangeLog M gcc/testsuite/gcc.dg/vect/bb-slp-pow-1.c git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@268003 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/testsuite/ChangeLog | 6 ++++++ gcc/testsuite/gcc.dg/vect/bb-slp-pow-1.c | 6 +++++- 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index d662e2a90a2c..cd20207333ac 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2019-01-17 Kewen Lin + + PR target/87306 + * gcc.dg/vect/bb-slp-pow-1.c: Modify to reflect that the loop is not + vectorized on POWER unless hardware misaligned loads are available. + 2019-01-16 David Malcolm PR target/88861 diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-pow-1.c b/gcc/testsuite/gcc.dg/vect/bb-slp-pow-1.c index 5a05bd493126..cfe654e81363 100644 --- a/gcc/testsuite/gcc.dg/vect/bb-slp-pow-1.c +++ b/gcc/testsuite/gcc.dg/vect/bb-slp-pow-1.c @@ -25,4 +25,8 @@ main (void) return 0; } -/* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "slp2" } } */ +/* On older powerpc hardware (POWER7 and earlier), the default flag + -mno-allow-movmisalign prevents vectorization. On POWER8 and later, + when vect_hw_misalign is true, vectorization occurs. */ + +/* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "slp2" { target {{ ! powerpc*-*-* } || { powerpc*-*-* && vect_hw_misalign }} } } } */ -- 2.47.2