diff options
Diffstat (limited to 'test/CodeGen/X86/clz.ll')
| -rw-r--r-- | test/CodeGen/X86/clz.ll | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/test/CodeGen/X86/clz.ll b/test/CodeGen/X86/clz.ll index d76fab4123bd..9b26efd10dea 100644 --- a/test/CodeGen/X86/clz.ll +++ b/test/CodeGen/X86/clz.ll @@ -1,36 +1,36 @@ ; RUN: llc < %s -march=x86 -mcpu=yonah | FileCheck %s define i32 @t1(i32 %x) nounwind { - %tmp = tail call i32 @llvm.ctlz.i32( i32 %x ) + %tmp = tail call i32 @llvm.ctlz.i32( i32 %x, i1 true ) ret i32 %tmp ; CHECK: t1: ; CHECK: bsrl ; CHECK: cmov } -declare i32 @llvm.ctlz.i32(i32) nounwind readnone +declare i32 @llvm.ctlz.i32(i32, i1) nounwind readnone define i32 @t2(i32 %x) nounwind { - %tmp = tail call i32 @llvm.cttz.i32( i32 %x ) + %tmp = tail call i32 @llvm.cttz.i32( i32 %x, i1 true ) ret i32 %tmp ; CHECK: t2: ; CHECK: bsfl ; CHECK: cmov } -declare i32 @llvm.cttz.i32(i32) nounwind readnone +declare i32 @llvm.cttz.i32(i32, i1) nounwind readnone define i16 @t3(i16 %x, i16 %y) nounwind { entry: %tmp1 = add i16 %x, %y - %tmp2 = tail call i16 @llvm.ctlz.i16( i16 %tmp1 ) ; <i16> [#uses=1] + %tmp2 = tail call i16 @llvm.ctlz.i16( i16 %tmp1, i1 true ) ; <i16> [#uses=1] ret i16 %tmp2 ; CHECK: t3: ; CHECK: bsrw ; CHECK: cmov } -declare i16 @llvm.ctlz.i16(i16) nounwind readnone +declare i16 @llvm.ctlz.i16(i16, i1) nounwind readnone ; Don't generate the cmovne when the source is known non-zero (and bsr would ; not set ZF). @@ -43,6 +43,6 @@ entry: ; CHECK-NOT: cmov ; CHECK: ret %or = or i32 %n, 1 - %tmp1 = tail call i32 @llvm.ctlz.i32(i32 %or) + %tmp1 = tail call i32 @llvm.ctlz.i32(i32 %or, i1 true) ret i32 %tmp1 } |