diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/arm/unaligned-memcpy-4.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/arm/unaligned-memcpy-4.c | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/gcc/testsuite/gcc.target/arm/unaligned-memcpy-4.c b/gcc/testsuite/gcc.target/arm/unaligned-memcpy-4.c index d236513..1c79f3b 100644 --- a/gcc/testsuite/gcc.target/arm/unaligned-memcpy-4.c +++ b/gcc/testsuite/gcc.target/arm/unaligned-memcpy-4.c @@ -1,22 +1,26 @@ -/* { dg-do compile } */ -/* { dg-require-effective-target arm_unaligned } */ -/* { dg-options "-O2" } */ +/* { dg-do run } */ +/* { dg-options "-O2 -save-temps" } */ #include <string.h> -char src[16] = { 0 }; -char dest[16] = { 0 }; +char src[16] __attribute__ ((aligned(8))) = "abcdefghijklmnop"; +char dest[16] __attribute__ ((aligned(8))) = { 0 }; -void aligned_both (void) +void __attribute__ ((noinline,noclone)) +aligned_both (void) { - memcpy (dest, src, 15); + memcpy (dest, src, 16); } -/* We know both src and dest to be aligned: expect multiword loads/stores. */ +int main () +{ + int i; + aligned_both (); + for (i = 0; i < 16; i++) + if (dest[i] != src[i]) + __builtin_abort (); + return 0; +} -/* { dg-final { scan-assembler-times "ldm" 1 { target { ! { arm_prefer_ldrd_strd } } } } } */ -/* { dg-final { scan-assembler-times "stmia" 1 { target { ! { arm_prefer_ldrd_strd } } } } } */ -/* { dg-final { scan-assembler "ldrd" { target { arm_prefer_ldrd_strd } } } } */ -/* { dg-final { scan-assembler-times "ldm" 0 { target { arm_prefer_ldrd_strd } } } } */ -/* { dg-final { scan-assembler "strd" { target { arm_prefer_ldrd_strd } } } } */ -/* { dg-final { scan-assembler-times "stm" 0 { target { arm_prefer_ldrd_strd } } } } */ +/* There should be no 'unaligned' comments. */ +/* { dg-final { scan-assembler-not "@ unaligned" } } */ |