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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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30
external/llvm/test/Transforms/GVNSink/int_sideeffect.ll vendored Normal file
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@ -0,0 +1,30 @@
; RUN: opt -S < %s -gvn-sink | FileCheck %s
declare void @llvm.sideeffect()
; GVN sinking across a @llvm.sideeffect.
; CHECK-LABEL: scalarsSinking
; CHECK-NOT: fmul
; CHECK: = phi
; CHECK: = fmul
define float @scalarsSinking(float %d, float %m, float %a, i1 %cmp) {
entry:
br i1 %cmp, label %if.then, label %if.else
if.then:
call void @llvm.sideeffect()
%sub = fsub float %m, %a
%mul0 = fmul float %sub, %d
br label %if.end
if.else:
%add = fadd float %m, %a
%mul1 = fmul float %add, %d
br label %if.end
if.end:
%phi = phi float [ %mul0, %if.then ], [ %mul1, %if.else ]
ret float %phi
}