diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/powerpc/vsx-vectorize-1.c')
-rw-r--r-- | gcc/testsuite/gcc.target/powerpc/vsx-vectorize-1.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-1.c b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-1.c new file mode 100644 index 000000000..2538ad987 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-1.c @@ -0,0 +1,54 @@ +/* { dg-do compile { target { powerpc*-*-* && lp64 } } } */ +/* { dg-skip-if "" { powerpc*-*-darwin* } { "*" } { "" } } */ +/* { dg-require-effective-target powerpc_vsx_ok } */ +/* { dg-options "-mcpu=power7 -O2 -ftree-vectorize -fno-vect-cost-model -fdump-tree-vect-details" } */ + +/* Taken from vect/vect-align-1.c. */ +#include <stdlib.h> +#include <stdarg.h> + +/* Compile time known misalignment. Cannot use loop peeling to align + the store. */ + +#define N 16 + +struct foo { + char x; + int y[N]; +} __attribute__((packed)); + +int x[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}; + +__attribute__ ((noinline)) int +main1 (struct foo * __restrict__ p) +{ + int i; + + for (i = 0; i < N; i++) + { + p->y[i] = x[i]; + } + + /* check results: */ + for (i = 0; i < N; i++) + { + if (p->y[i] != x[i]) + abort (); + } + return 0; +} + + +int main (void) +{ + int i; + struct foo *p = malloc (2*sizeof (struct foo)); + + main1 (p); + return 0; +} + +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */ +/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" } } */ +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ |