diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/vect/vect-outer-4c.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/vect/vect-outer-4c.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-outer-4c.c b/gcc/testsuite/gcc.dg/vect/vect-outer-4c.c new file mode 100644 index 00000000000..eb6b30f41ed --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/vect-outer-4c.c @@ -0,0 +1,27 @@ +/* { dg-do compile } */ + +#define N 40 +#define M 128 +unsigned short in[N+M]; +unsigned short coeff[M]; +unsigned int out[N]; + +/* Outer-loop vectorization. */ + +void +foo (){ + int i,j; + unsigned short diff; + + for (i = 0; i < N; i++) { + diff = 0; + for (j = 0; j < M; j+=8) { + diff += in[j+i]*coeff[j]; + } + out[i]=diff; + } +} + +/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { target vect_short_mult } } } */ +/* { dg-final { scan-tree-dump-times "zero step in outer loop." 1 "vect" } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ |