diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/bmi.ll | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/X86/bmi.ll b/test/CodeGen/X86/bmi.ll index 242075a878..1dc2edb7ea 100644 --- a/test/CodeGen/X86/bmi.ll +++ b/test/CodeGen/X86/bmi.ll @@ -216,6 +216,24 @@ entry: ; CHECK: bzhiq } +define i32 @bzhi32_constant_mask(i32 %x) #0 { +entry: + %and = and i32 %x, 1073741823 + ret i32 %and +; CHECK-LABEL: bzhi32_constant_mask: +; CHECK: movb $30, %al +; CHECK: bzhil %eax, %edi, %eax +} + +define i64 @bzhi64_constant_mask(i64 %x) #0 { +entry: + %and = and i64 %x, 4611686018427387903 + ret i64 %and +; CHECK-LABEL: bzhi64_constant_mask: +; CHECK: movb $62, %al +; CHECK: bzhiq %rax, %rdi, %rax +} + define i32 @blsi32(i32 %x) nounwind readnone { %tmp = sub i32 0, %x %tmp2 = and i32 %x, %tmp |