Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/iabs.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 | 803732b1fca8 |
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; RUN: llc < %s -march=x86-64 | FileCheck %s ;; Integer absolute value, should produce something at least as good as: ;; movl %edi, %eax ;; negl %eax ;; cmovll %edi, %eax ;; ret ; rdar://10695237 define i32 @test(i32 %a) nounwind { ; CHECK-LABEL: test: ; CHECK: mov ; CHECK-NEXT: neg ; CHECK-NEXT: cmov ; CHECK-NEXT: ret %tmp1neg = sub i32 0, %a %b = icmp sgt i32 %a, -1 %abs = select i1 %b, i32 %a, i32 %tmp1neg ret i32 %abs }