Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/setcc.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children | afa8332a0e37 |
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; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s ; rdar://7329206 ; Use sbb x, x to materialize carry bit in a GPR. The value is either ; all 1's or all 0's. define zeroext i16 @t1(i16 zeroext %x) nounwind readnone ssp { entry: ; CHECK-LABEL: t1: ; CHECK: seta %al ; CHECK: movzbl %al, %eax ; CHECK: shll $5, %eax %0 = icmp ugt i16 %x, 26 ; <i1> [#uses=1] %iftmp.1.0 = select i1 %0, i16 32, i16 0 ; <i16> [#uses=1] ret i16 %iftmp.1.0 } define zeroext i16 @t2(i16 zeroext %x) nounwind readnone ssp { entry: ; CHECK-LABEL: t2: ; CHECK: sbbl %eax, %eax ; CHECK: andl $32, %eax %0 = icmp ult i16 %x, 26 ; <i1> [#uses=1] %iftmp.0.0 = select i1 %0, i16 32, i16 0 ; <i16> [#uses=1] ret i16 %iftmp.0.0 } define i64 @t3(i64 %x) nounwind readnone ssp { entry: ; CHECK-LABEL: t3: ; CHECK: sbbq %rax, %rax ; CHECK: andq $64, %rax %0 = icmp ult i64 %x, 18 ; <i1> [#uses=1] %iftmp.2.0 = select i1 %0, i64 64, i64 0 ; <i64> [#uses=1] ret i64 %iftmp.2.0 }