diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/movbe-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/movbe-2.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/movbe-2.c b/gcc/testsuite/gcc.target/i386/movbe-2.c new file mode 100644 index 000000000..d898f20dc --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/movbe-2.c @@ -0,0 +1,19 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mmovbe" } */ + +extern long long x; + +void +foo (long long i) +{ + x = __builtin_bswap64 (i); +} + +long long +bar () +{ + return __builtin_bswap64 (x); +} + +/* { dg-final { scan-assembler-times "movbe\[ \t\]" 4 { target ilp32 } } } */ +/* { dg-final { scan-assembler-times "movbe\[ \t\]" 2 { target lp64 } } } */ |