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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [Os-vect-95.c] - Rev 12
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/* { dg-require-effective-target vect_float } */ #include <stdarg.h> #include "tree-vect.h" #define N 256 void bar (float *pd, float *pa, float *pb, float *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; } int main1 (int n, float * __restrict__ pd, float * __restrict__ pa, float * __restrict__ pb, float * __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; float a[N] __attribute__ ((__aligned__(16))); float d[N+1] __attribute__ ((__aligned__(16))); float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57}; float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19}; check_vect (); main1 (N,&d[1],a,b,c); main1 (N-2,&d[1],a,b,c); return 0; } /* { dg-final { scan-tree-dump-times "vectorized 0 loops" 2 "vect" } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 0 "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */