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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-perm-2.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 M01 1322 #define M11 13 #define M02 74 #define M12 191 #define N 16 void foo (unsigned int *__restrict__ pInput, unsigned int *__restrict__ pOutput) { unsigned int i, a, b; for (i = 0; i < N / 2; i++) { a = *pInput++; b = *pInput++; *pOutput++ = M00 * a + M01 * b; *pOutput++ = M10 * a + M11 * b; } } int main (int argc, const char* argv[]) { unsigned int input[N], output[N], i; unsigned int check_results[N] = {1322, 13, 4166, 471, 7010, 929, 9854, 1387, 12698, 1845, 15542, 2303, 18386, 2761, 21230, 3219}; check_vect (); for (i = 0; i < N; i++) { input[i] = i%256; if (input[i] > 200) abort(); output[i] = 0; } foo (input, output); for (i = 0; i < N; i++) if (output[i] != check_results[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" 1 "vect" { target vect_perm } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */