Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/slp-perm-3.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-require-effective-target vect_int } */ #include <stdarg.h> #include "tree-vect.h" #define M00 100 #define M10 216 #define M20 23 #define M30 237 #define M01 1322 #define M11 13 #define M21 27271 #define M31 2280 #define M02 74 #define M12 191 #define M22 500 #define M32 111 #define M03 134 #define M13 117 #define M23 11 #define M33 771 #define N 16 void foo (unsigned int *__restrict__ pInput, unsigned int *__restrict__ pOutput) { unsigned int i, a, b, c, d; for (i = 0; i < N / 4; i++) { a = *pInput++; b = *pInput++; c = *pInput++; d = *pInput++; *pOutput++ = M00 * a + M01 * b + M02 * c + M03 * d; *pOutput++ = M10 * a + M11 * b + M12 * c + M13 * d; *pOutput++ = M20 * a + M21 * b + M22 * c + M23 * d; *pOutput++ = M30 * a + M31 * b + M32 * c + M33 * d; } } int main (int argc, const char* argv[]) { unsigned int input[N], output[N], i; unsigned int check_results[N] = {1872, 746, 28304, 4815, 8392, 2894, 139524, 18411, 14912, 5042, 250744, 32007, 21432, 7190, 361964, 45603}; check_vect (); for (i = 0; i < N; i++) { input[i] = i%256; output[i] = 0; __asm__ volatile (""); } foo (input, output); for (i = 0; i < N; i++) { if (output[i] != check_results[i]) abort (); __asm__ volatile (""); } 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 && {! vect_load_lanes } } } } } */ /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 0 "vect" { target vect_load_lanes } } } */ /* { dg-final { scan-tree-dump "Built SLP cancelled: can use load/store-lanes" "vect" { target { vect_perm && vect_load_lanes } } } } */ /* { dg-final { scan-tree-dump "LOAD_LANES" "vect" { target vect_load_lanes } } } */ /* { dg-final { scan-tree-dump "STORE_LANES" "vect" { target vect_load_lanes } } } */