Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/2012-05-17-TwoAddressBug.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 |
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; RUN: llc < %s -mtriple=x86_64-apple-macosx -pre-RA-sched=source | FileCheck %s ; Teach two-address pass to update the "source" map so it doesn't perform a ; non-profitable commute using outdated info. The test case would still fail ; because of poor pre-RA schedule. That will be fixed by MI scheduler. ; rdar://11472010 define i32 @t(i32 %mask) nounwind readnone ssp { entry: ; CHECK-LABEL: t: ; CHECK-NOT: mov %sub = add i32 %mask, -65535 %shr = lshr i32 %sub, 23 %and = and i32 %mask, 1 %add = add i32 %shr, %and ret i32 %add }