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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [pr44180.c] - Rev 848
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/* { dg-do run } */ /* { dg-require-effective-target avx } */ /* { dg-options "-O2 -ftree-vectorize -mavx -mtune=generic" } */ #include "avx-check.h" #define N 16 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}; float d[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30}; static void __attribute__ ((noinline)) avx_test () { int i; float a[N]; /* Strided access. Vectorizable on platforms that support load of strided accesses (extract of even/odd vector elements). */ for (i = 0; i < N/2; i++) { a[i] = b[2*i+1] * c[2*i+1] - b[2*i] * c[2*i]; d[i] = b[2*i] * c[2*i+1] + b[2*i+1] * c[2*i]; } /* Check results. */ for (i = 0; i < N/2; i++) { if (a[i] != b[2*i+1] * c[2*i+1] - b[2*i] * c[2*i] || d[i] != b[2*i] * c[2*i+1] + b[2*i+1] * c[2*i]) abort(); } }
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