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view test/CodeGen/ARM/2011-04-15-AndVFlagPeepholeBug.ll @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents 95c75e76d11b
children 1172e4bd9c6f
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; RUN: llc < %s -mtriple=thumbv7-apple-darwin10 | FileCheck %s

; CHECK: _f
; CHECK-NOT: ands
; CHECK: cmp
; CHECK: blxle _g

define i32 @f(i32 %a, i32 %b) nounwind ssp {
entry:
  %and = and i32 %b, %a
  %cmp = icmp slt i32 %and, 1
  br i1 %cmp, label %if.then, label %if.end

if.then:                                          ; preds = %entry
  tail call void (...) @g(i32 %a, i32 %b) nounwind
  br label %if.end

if.end:                                           ; preds = %if.then, %entry
  ret i32 %and
}

declare void @g(...)