/* { 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-95.c. */ #include #include #define N 256 __attribute__ ((noinline)) void bar (double *pd, double *pa, double *pb, double *pc) { int i; /* check results: */ for (i = 0; i < N; i++) { if (pa[i] != (pb[i] * pc[i])) abort (); if (pd[i] != 5.0) abort (); } return; } __attribute__ ((noinline)) int main1 (int n, double * __restrict__ pd, double * __restrict__ pa, double * __restrict__ pb, double * __restrict__ pc) { int i; for (i = 0; i < n; i++) { pa[i] = pb[i] * pc[i]; pd[i] = 5.0; } bar (pd,pa,pb,pc); return 0; } int main (void) { int i; double a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); double d[N+1] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); double b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57}; double c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19}; main1 (N,&d[1],a,b,c); main1 (N-2,&d[1],a,b,c); return 0; } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" {xfail {! vect_hw_misalign } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 4 "vect" {xfail {! vect_hw_misalign } } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */