diff options
| author | Changpeng Fang <changpeng.fang@amd.com> | 2010-05-20 15:29:40 +0000 |
|---|---|---|
| committer | Sebastian Pop <spop@gcc.gnu.org> | 2010-05-20 15:29:40 +0000 |
| commit | d377fbbf51f1aa97e7a2d6d37fa2edfaa690908b (patch) | |
| tree | a146199d4b9414c0112076c52a7baf9cba462360 /gcc | |
| parent | a14f187843d81107e4100e6934c59480d2a26007 (diff) | |
| download | gcc-d377fbbf51f1aa97e7a2d6d37fa2edfaa690908b.zip gcc-d377fbbf51f1aa97e7a2d6d37fa2edfaa690908b.tar.gz gcc-d377fbbf51f1aa97e7a2d6d37fa2edfaa690908b.tar.bz2 | |
Fix PR44185: new prefetch test failures.
2010-05-20 Changpeng Fang <changpeng.fang@amd.com>
PR middle-end/44185
* gcc.dg/tree-ssa/prefetch-6.c: Add --param min-insn-to-prefetch-ratio=6.
* gcc.dg/tree-ssa/prefetch-7.c: Remove --param max-unrolled-insns=1 to
allow unrolling, and adjust the movnti count.
From-SVN: r159630
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c | 6 |
3 files changed, 11 insertions, 4 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 7272fe5..ddeef01 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,10 @@ +2010-05-20 Changpeng Fang <changpeng.fang@amd.com> + + PR middle-end/44185 + * gcc.dg/tree-ssa/prefetch-6.c: Add --param min-insn-to-prefetch-ratio=6. + * gcc.dg/tree-ssa/prefetch-7.c: Remove --param max-unrolled-insns=1 to + allow unrolling, and adjust the movnti count. + 2010-05-20 Jan Hubicka <jh@suse.cz> PR middle-end/44197 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c index 2ce94c3..7a1de5a 100644 --- a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c +++ b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c @@ -1,7 +1,7 @@ /* { dg-do compile { target i?86-*-* x86_64-*-* } } */ /* { dg-require-effective-target ilp32 } */ /* { dg-require-effective-target sse2 } */ -/* { dg-options "-O2 -fprefetch-loop-arrays -march=athlon -msse2 -mfpmath=sse --param simultaneous-prefetches=100 -fdump-tree-aprefetch-details" } */ +/* { dg-options "-O2 -fprefetch-loop-arrays -march=athlon -msse2 -mfpmath=sse --param simultaneous-prefetches=100 --param min-insn-to-prefetch-ratio=6 -fdump-tree-aprefetch-details" } */ #define N 1000 #define K 900 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c index b174874..3b9e19f 100644 --- a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c +++ b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c @@ -2,7 +2,7 @@ /* { dg-require-effective-target ilp32 } */ /* { dg-require-effective-target sse2 } */ /* { dg-skip-if "" { i?86-*-* x86_64-*-* } { "-march=*" } { "-march=athlon" } } */ -/* { dg-options "-O2 -fprefetch-loop-arrays -march=athlon -msse2 -mfpmath=sse --param simultaneous-prefetches=100 --param max-unrolled-insns=1 -fdump-tree-aprefetch-details -fdump-tree-optimized" } */ +/* { dg-options "-O2 -fprefetch-loop-arrays -march=athlon -msse2 -mfpmath=sse --param simultaneous-prefetches=100 -fdump-tree-aprefetch-details -fdump-tree-optimized" } */ #define K 1000000 int a[K], b[K]; @@ -48,13 +48,13 @@ void test(int *p) /* { dg-final { scan-tree-dump-times "a nontemporal store" 2 "aprefetch" } } */ /* { dg-final { scan-tree-dump-times "builtin_prefetch" 8 "optimized" } } */ -/* { dg-final { scan-tree-dump-times "=\\{nt\\}" 2 "optimized" } } */ +/* { dg-final { scan-tree-dump-times "=\\{nt\\}" 18 "optimized" } } */ /* { dg-final { scan-tree-dump-times "__builtin_ia32_mfence" 2 "optimized" } } */ /* { dg-final { scan-assembler-times "prefetchw" 5 } } */ /* { dg-final { scan-assembler-times "prefetcht" 1 } } */ /* { dg-final { scan-assembler-times "prefetchnta" 2 } } */ -/* { dg-final { scan-assembler-times "movnti" 2 } } */ +/* { dg-final { scan-assembler-times "movnti" 18 } } */ /* { dg-final { scan-assembler-times "mfence" 2 } } */ /* { dg-final { cleanup-tree-dump "aprefetch" } } */ |