diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/vect/vect-align-2.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/vect/vect-align-2.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-align-2.c b/gcc/testsuite/gcc.dg/vect/vect-align-2.c new file mode 100644 index 000000000..08a80112d --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/vect-align-2.c @@ -0,0 +1,48 @@ +/* { dg-require-effective-target vect_int } */ + +#include <stdlib.h> +#include <stdarg.h> +#include "tree-vect.h" + +/* Compile time unknown misalignment. Cannot use loop peeling to align + the store. */ + +#define N 17 + +struct foo { + char x0; + int y[N][N]; +} __attribute__ ((packed)); + +struct foo f2; +int z[16] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}; + +__attribute__ ((noinline)) +void fbar(struct foo *fp) +{ + int i,j; + for (i=0; i<N; i++) + for (j=0; j<N; j++) + f2.y[i][j] = z[i]; + + for (i=0; i<N; i++) + for (j=0; j<N; j++) + if (f2.y[i][j] != z[i]) + abort (); +} + +int main (void) +{ + struct foo *fp = (struct foo *) malloc (2*sizeof (struct foo)); + + check_vect (); + + fbar(fp); + return 0; +} + + +/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ +/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" { xfail vect_hw_misalign} } } */ +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ |