diff options
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/testsuite/gcc.dg/vect/vect-98.c | 40 |
2 files changed, 44 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 9393ef1..7b678a3 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2005-02-17 Ira Rosen <irar@il.ibm.com> + + * gcc.dg/vect/vect-98.c: New test. + 2005-02-16 Kazu Hirata <kazu@cs.umass.edu> PR tree-optimization/19967 diff --git a/gcc/testsuite/gcc.dg/vect/vect-98.c b/gcc/testsuite/gcc.dg/vect/vect-98.c new file mode 100644 index 0000000..5d54f7a --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/vect-98.c @@ -0,0 +1,40 @@ +/* { dg-require-effective-target vect_int } */ + +#include <stdarg.h> +#include "tree-vect.h" + +#define N 4 +#define DOT4( a, b ) ( a[0]*b[0] + a[1]*b[1] + a[2]*b[2] + a[3]*b[3] ) + +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] = DOT4 (ia[i], ib); + } + + /* check results: */ + for (i = 0; i < N; i++) + { + if (ic[0][i] != DOT4 (ia[i], ib)) + abort(); + } + + return 0; +} + +int main (void) +{ + int ia[N][N] = {{1,2,3,4},{2,3,5,7},{2,4,6,8},{22,43,55,77}}; + + check_vect (); + + return main1 (ia); +} + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */ +/* { dg-final { scan-tree-dump-times "not vectorized: complicated access pattern" 1 "vect" } } */ |