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Imported Upstream version 5.18.0.225

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Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5
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Xamarin Public Jenkins (auto-signing)
2018-12-21 19:01:49 +00:00
parent 32d52ae4ca
commit f32dbaf0b2
28477 changed files with 3866961 additions and 38 deletions
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28
external/llvm/test/Transforms/Reassociate/fast-MissedTree.ll vendored Normal file
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; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
define float @test1(float %A, float %B) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: [[Z:%.*]] = fadd fast float %A, %B
; CHECK-NEXT: ret float [[Z]]
;
%W = fadd fast float %B, -5.0
%Y = fadd fast float %A, 5.0
%Z = fadd fast float %W, %Y
ret float %Z
}
; Check again using minimal subset of FMF.
define float @test1_reassoc(float %A, float %B) {
; CHECK-LABEL: @test1_reassoc(
; CHECK-NEXT: [[W:%.*]] = fadd reassoc float %B, -5.000000e+00
; CHECK-NEXT: [[Y:%.*]] = fadd reassoc float %A, 5.000000e+00
; CHECK-NEXT: [[Z:%.*]] = fadd reassoc float [[Y]], [[W]]
; CHECK-NEXT: ret float [[Z]]
;
%W = fadd reassoc float %B, -5.0
%Y = fadd reassoc float %A, 5.0
%Z = fadd reassoc float %W, %Y
ret float %Z
}