diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/vect/vect-outer-4a.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/vect/vect-outer-4a.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-outer-4a.c b/gcc/testsuite/gcc.dg/vect/vect-outer-4a.c new file mode 100644 index 000000000..d7bcc9a2e --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/vect-outer-4a.c @@ -0,0 +1,26 @@ +/* { dg-do compile } */ + +#define N 40 +#define M 128 +signed short in[N+M]; +signed short coeff[M]; +signed short out[N]; + +/* Outer-loop vectorization. */ + +void +foo (){ + int i,j; + int 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_widen_mult_hi_to_si && vect_pack_trunc } } } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ |