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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-6.c] - Rev 12
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/* { dg-require-effective-target vect_float } */ #include <stdarg.h> #include "tree-vect.h" #define N 16 float results1[N] = {192.00,240.00,288.00,336.00,384.00,432.00,480.00,528.00,0.00}; float results2[N] = {0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,54.00,120.00,198.00,288.00,390.00,504.00,630.00}; int main1 () { int i; float a[N] = {0}; float e[N] = {0}; float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}; float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}; for (i = 0; i < N/2; i++) { a[i] = b[i+N/2] * c[i+N/2] - b[i] * c[i]; e[i+N/2] = b[i] * c[i+N/2] + b[i+N/2] * c[i]; } /* check results: */ for (i=0; i<N; i++) { if (a[i] != results1[i] || e[i] != results2[i]) abort(); } for (i = 1; i <=N-4; i++) { a[i+3] = b[i-1]; } /* check results: */ for (i = 1; i <=N-4; i++) { if (a[i+3] != b[i-1]) abort (); } return 0; } int main (void) { check_vect (); return main1 (); } /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */