diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/vect/vect-42.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/vect/vect-42.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-42.c b/gcc/testsuite/gcc.dg/vect/vect-42.c index f1764e1..2968863 100644 --- a/gcc/testsuite/gcc.dg/vect/vect-42.c +++ b/gcc/testsuite/gcc.dg/vect/vect-42.c @@ -27,15 +27,22 @@ void bar (float *pa, float *pb, float *pc) No aliasing problems. */ __attribute__ ((noinline)) int -main1 (float * __restrict__ pa) +main1 (float * __restrict__ pa, float *pb, float *pc) { + float b[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); + float c[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); int i; - float pb[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57}; - float pc[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19}; + /* We also vectorize this loop. */ for (i = 0; i < N; i++) { - pa[i] = pb[i] * pc[i]; + b[i] = pb[i]; + c[i] = pc[i]; + } + + for (i = 0; i < N; i++) + { + pa[i] = b[i] * c[i]; } return 0; @@ -45,18 +52,18 @@ int main (void) { int i; float a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); - float b[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57}; - float c[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19}; + float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57}; + float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19}; check_vect (); - main1 (a); + main1 (a,b,c); bar (a,b,c); return 0; } -/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ +/* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" { target { vect_no_align || { ! vector_alignment_reachable } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align || { ! vector_alignment_reachable } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 4 "vect" { xfail { vect_no_align || { ! vector_alignment_reachable } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail {vect_no_align || { ! vector_alignment_reachable } } } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */ |