diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c | 22 |
1 files changed, 5 insertions, 17 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c index 3b9e19fe5e5..9e453a7c08a 100644 --- a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c +++ b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-7.c @@ -5,20 +5,12 @@ /* { 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]; +int a[K]; void test(int *p) { unsigned i; - /* Nontemporal store should be used for a. */ - for (i = 0; i < K; i++) - a[i] = 0; - - /* Nontemporal store should be used for a, nontemporal prefetch for b. */ - for (i = 0; i < K; i++) - a[i] = b[i]; - /* Nontemporal store should not be used here (only write and read temporal prefetches). */ for (i = 0; i < K - 10000; i++) @@ -44,18 +36,14 @@ void test(int *p) } /* { dg-final { scan-tree-dump-times "Issued prefetch" 5 "aprefetch" } } */ -/* { dg-final { scan-tree-dump-times "Issued nontemporal prefetch" 3 "aprefetch" } } */ -/* { dg-final { scan-tree-dump-times "a nontemporal store" 2 "aprefetch" } } */ +/* { dg-final { scan-tree-dump-times "Issued nontemporal prefetch" 2 "aprefetch" } } */ +/* { dg-final { scan-tree-dump-times "a nontemporal store" 0 "aprefetch" } } */ -/* { dg-final { scan-tree-dump-times "builtin_prefetch" 8 "optimized" } } */ -/* { dg-final { scan-tree-dump-times "=\\{nt\\}" 18 "optimized" } } */ -/* { dg-final { scan-tree-dump-times "__builtin_ia32_mfence" 2 "optimized" } } */ +/* { dg-final { scan-tree-dump-times "builtin_prefetch" 7 "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" 18 } } */ -/* { dg-final { scan-assembler-times "mfence" 2 } } */ +/* { dg-final { scan-assembler-times "prefetchnta" 1 } } */ /* { dg-final { cleanup-tree-dump "aprefetch" } } */ /* { dg-final { cleanup-tree-dump "optimized" } } */ |