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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-49.c] - Rev 154
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/* { dg-require-effective-target vect_float } */ #include <stdarg.h> #include "tree-vect.h" #define N 256 void bar (float *pa, float *pb, float *pc) { int i; /* check results: */ for (i = 0; i < N; i++) { if (pa[i] != (pb[i] * pc[i])) abort (); } return; } /* Unaligned pointer read accesses, aligned pointer write access. The loop bound is known and divisible by the vectorization factor. Can't prove that the pointers don't alias. vect-53.c is similar to this one with one difference: the loop bound is unknown. vect-48.c is similar to this one with one difference: aliasing is not a problem. */ int main1 (float *pb, float *pc) { float pa[N] __attribute__ ((__aligned__(16))); int i; for (i = 0; i < N; i++) { pa[i] = pb[i] * pc[i]; } bar (pa,pb,pc); return 0; } int main (void) { int i; float b[N+1] __attribute__ ((__aligned__(16))) = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,60}; float c[N] __attribute__ ((__aligned__(16))) = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19}; check_vect (); main1 (b,c); main1 (&b[1],c); return 0; } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
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