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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-16.c] - Rev 399
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/* { dg-require-effective-target vect_int } */ #include <stdarg.h> #include <stdio.h> #include "tree-vect.h" #define N 8 unsigned int out[N*8]; unsigned int in[N*8] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63}; unsigned int in2[N*16] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63}; unsigned int out2[N*16]; int main1 () { int i; unsigned int a0, a1, a2, a3, a4, a5, a6, a7, b1, b0, b2, b3, b4, b5, b6, b7; /* SLP group of size that is not a multiple of vector size. Unrolling by 2. */ for (i = 0; i < N; i++) { a0 = in[i*2] + 5; a1 = in[i*2 + 1] + 6; b0 = a0 * 3; b1 = a1 * 2; out[i*2] = b0 - 2; out[i*2 + 1] = b1 - 3; out2[i*6] = in2[i*6] * 2; out2[i*6 + 1] = in2[i*6 + 1] * 3; out2[i*6 + 2] = in2[i*6 + 2] * 4; out2[i*6 + 3] = in2[i*6 + 3] * 2; out2[i*6 + 4] = in2[i*6 + 4] * 4; out2[i*6 + 5] = in2[i*6 + 5] * 3; } /* check results: */ for (i = 0; i < N; i++) { if (out[i*2] != (in[i*2] + 5) * 3 - 2 || out[i*2 + 1] != (in[i*2 + 1] + 6) * 2 - 3 || out2[i*6] != in2[i*6] * 2 || out2[i*6 + 1] != in2[i*6 + 1] * 3 || out2[i*6 + 2] != in2[i*6 + 2] * 4 || out2[i*6 + 3] != in2[i*6 + 3] * 2 || out2[i*6 + 4] != in2[i*6 + 4] * 4 || out2[i*6 + 5] != in2[i*6 + 5] * 3) abort (); } return 0; } int main (void) { check_vect (); main1 (); return 0; } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_int_mult } } } */ /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect" { target vect_int_mult } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
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