diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa-vect/tree-ssa-vect-15.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa-vect/tree-ssa-vect-15.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa-vect/tree-ssa-vect-15.c b/gcc/testsuite/gcc.dg/tree-ssa-vect/tree-ssa-vect-15.c new file mode 100644 index 00000000000..5f0ea5ead9a --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa-vect/tree-ssa-vect-15.c @@ -0,0 +1,50 @@ +/* { dg-do run { target powerpc*-*-* } } */ +/* { dg-do compile { target i?86-*-* } } */ +/* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-stats -maltivec" { target powerpc*-*-* } } */ +/* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-stats -msse2" { target i?86-*-* } } */ + +#include <stdarg.h> +#include <signal.h> + +#define N 16 + +int main1 () +{ + int i; + int a[N]; + int b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}; + + /* Not vetorizable yet (reverse access and forward access). */ + for (i = N; i > 0; i--) + { + a[N-i] = b[i-1]; + } + + /* check results: */ + for (i = 0; i <N; i++) + { + if (a[i] != b[N-1-i]) + abort (); + } + + return 0; +} + +void +sig_ill_handler (int sig) +{ + exit(0); +} + +int main (void) +{ + /* Exit on systems without altivec. */ + signal (SIGILL, sig_ill_handler); + /* Altivec instruction, 'vor %v0,%v0,%v0'. */ + asm volatile (".long 0x10000484"); + signal (SIGILL, SIG_DFL); + + return main1 (); +} + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */ |