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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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42
external/llvm/test/Transforms/Reassociate/mixed-fast-nonfast-fp.ll vendored Normal file
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; RUN: opt -reassociate %s -S | FileCheck %s
define float @foo(float %a,float %b, float %c) {
; CHECK-LABEL: @foo(
; CHECK-NEXT: [[MUL3:%.*]] = fmul float %a, %b
; CHECK-NEXT: [[FACTOR:%.*]] = fmul fast float %c, 2.000000e+00
; CHECK-NEXT: [[REASS_ADD1:%.*]] = fadd fast float [[FACTOR]], %b
; CHECK-NEXT: [[REASS_MUL:%.*]] = fmul fast float [[REASS_ADD1]], %a
; CHECK-NEXT: [[ADD3:%.*]] = fadd fast float [[REASS_MUL]], [[MUL3]]
; CHECK-NEXT: ret float [[ADD3]]
;
%mul1 = fmul fast float %a, %c
%mul2 = fmul fast float %a, %b
%mul3 = fmul float %a, %b ; STRICT
%mul4 = fmul fast float %a, %c
%add1 = fadd fast float %mul1, %mul3
%add2 = fadd fast float %mul4, %mul2
%add3 = fadd fast float %add1, %add2
ret float %add3
}
define float @foo_reassoc(float %a,float %b, float %c) {
; CHECK-LABEL: @foo_reassoc(
; CHECK-NEXT: [[MUL1:%.*]] = fmul reassoc float %a, %c
; CHECK-NEXT: [[MUL2:%.*]] = fmul fast float %b, %a
; CHECK-NEXT: [[MUL3:%.*]] = fmul float %a, %b
; CHECK-NEXT: [[MUL4:%.*]] = fmul reassoc float %a, %c
; CHECK-NEXT: [[ADD1:%.*]] = fadd fast float [[MUL1]], [[MUL3]]
; CHECK-NEXT: [[ADD2:%.*]] = fadd reassoc float [[MUL2]], [[MUL4]]
; CHECK-NEXT: [[ADD3:%.*]] = fadd fast float [[ADD1]], [[ADD2]]
; CHECK-NEXT: ret float [[ADD3]]
;
%mul1 = fmul reassoc float %a, %c
%mul2 = fmul fast float %a, %b
%mul3 = fmul float %a, %b ; STRICT
%mul4 = fmul reassoc float %a, %c
%add1 = fadd fast float %mul1, %mul3
%add2 = fadd reassoc float %mul4, %mul2
%add3 = fadd fast float %add1, %add2
ret float %add3
}