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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-perm-6.c] - Rev 298
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/* { dg-require-effective-target vect_int } */ #include <stdarg.h> #include <stdio.h> #include "tree-vect.h" #define M00 100 #define M10 216 #define M20 23 #define M01 1322 #define M11 13 #define M21 27271 #define M02 74 #define M12 191 #define M22 500 #define K00 405 #define K10 112 #define K01 4322 #define K11 135 #define N 16 void foo (int *__restrict__ pInput, int *__restrict__ pOutput, int *__restrict__ pInput2, int *__restrict__ pOutput2) { int i, a, b, c, d, e; for (i = 0; i < N / 3; i++) { a = *pInput++; b = *pInput++; c = *pInput++; d = *pInput2++; e = *pInput2++; *pOutput++ = M00 * a + M01 * b + M02 * c; *pOutput++ = M10 * a + M11 * b + M12 * c; *pOutput++ = M20 * a + M21 * b + M22 * c; /* Regular SLP - no permutation required. */ *pOutput2++ = K00 * d; *pOutput2++ = K10 * e; } } int main (int argc, const char* argv[]) { int input[N], output[N], i; int check_results[N] = {1470, 395, 28271, 5958, 1655, 111653, 10446, 2915, 195035, 14934, 4175, 278417, 19422, 5435, 361799, 0}; int input2[N], output2[N]; int check_results2[N] = {0, 112, 810, 336, 1620, 560, 2430, 784, 3240, 1008, 0, 0, 0, 0, 0, 0}; check_vect (); for (i = 0; i < N; i++) { input[i] = i%256; input2[i] = i%256; output[i] = 0; output2[i] = 0; __asm__ volatile (""); } foo (input, output, input2, output2); for (i = 0; i < N; i++) if (output[i] != check_results[i] || output2[i] != check_results2[i]) abort (); return 0; } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_perm } } } */ /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect" { target vect_perm } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */