/* { dg-require-effective-target vect_int } */ #include #include "tree-vect.h" #define N 16 #define DOT16( a, b) ( a[0]*b[0] + a[1]*b[1] + a[2]*b[2] + a[3]*b[3] + \ a[4]*b[4] + a[5]*b[5] + a[6]*b[6] + a[7]*b[7] + \ a[8]*b[8] + a[9]*b[9] + a[10]*b[10] + a[11]*b[11] + \ a[12]*b[12] + a[13]*b[13] + a[14]*b[14] + a[15]*b[15]) volatile int y = 0; __attribute__ ((noinline)) int main1 (int ia[][N]) { int i, j; int ib[N] = {0,3,6,9}; int ic[N][N]; for (i = 0; i < N; i++) { ic[0][i] = DOT16 (ia[i], ib); } /* check results: */ for (i = 0; i < N; i++) { if (ic[0][i] != DOT16 (ia[i], ib)) abort (); } return 0; } int main (void) { int ia[N][N]; int i,j; for (i = 0; i < N; i++) for (j = 0; j < N; j++) { ia[i][j] = i + j + 1; /* Avoid vectorization. */ if (y) abort (); } check_vect (); return main1 (ia); } /* Needs interleaving support. */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_strided4 } } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" { xfail vect_strided4 } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */