diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/shift_mask.c')
-rw-r--r-- | gcc/testsuite/gcc.target/i386/shift_mask.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/shift_mask.c b/gcc/testsuite/gcc.target/i386/shift_mask.c new file mode 100644 index 000000000..29c84bd1d --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/shift_mask.c @@ -0,0 +1,31 @@ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +int test_sal (int a, int c) +{ + return a << (c & 0x1f); +} + +int test_sar (int a, int c) +{ + return a >> (c & 0x1f); +} + +unsigned int test_shr (unsigned int a, int c) +{ + return a >> (c & 0x1f); +} + +unsigned int test_rol (unsigned int a, int c) +{ + int z = c & 0x1f; + return (a << z) | (a >> (32 - z)); +} + +unsigned int test_ror (unsigned int a, int c) +{ + int z = c & 0x1f; + return (a >> z) | (a << (32 - z)); +} + +/* { dg-final { scan-assembler-not "and" } } */ |