diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/aarch64/nosplit-di-const-volatile_1.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/aarch64/nosplit-di-const-volatile_1.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/aarch64/nosplit-di-const-volatile_1.c b/gcc/testsuite/gcc.target/aarch64/nosplit-di-const-volatile_1.c new file mode 100644 index 00000000000..da5975ad165 --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/nosplit-di-const-volatile_1.c @@ -0,0 +1,15 @@ +/* Check that storing the 64-bit immediate to a volatile location is done + with a single store. */ + +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +typedef unsigned long long u64; + +void bar (u64 *x) +{ + *(volatile u64 *)x = 0xabcdef10abcdef10ULL; +} + +/* { dg-final { scan-assembler-times "str\tx..?, .*" 1 } } */ +/* { dg-final { scan-assembler-not "str\tw..?, .*" } } */ |