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Imported Upstream version 6.10.0.49

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Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
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Xamarin Public Jenkins (auto-signing)
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions
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46
external/llvm-project/llvm/test/Transforms/Reassociate/fast-fp-commute.ll vendored Normal file
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; RUN: opt -reassociate -S < %s | FileCheck %s
declare void @use(float)
define void @test1(float %x, float %y) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: [[TMP1:%.*]] = fmul fast float %y, %x
; CHECK-NEXT: [[TMP2:%.*]] = fmul fast float %y, %x
; CHECK-NEXT: [[TMP3:%.*]] = fsub fast float [[TMP1]], [[TMP2]]
; CHECK-NEXT: call void @use(float [[TMP1]])
; CHECK-NEXT: call void @use(float [[TMP3]])
; CHECK-NEXT: ret void
;
%1 = fmul fast float %x, %y
%2 = fmul fast float %y, %x
%3 = fsub fast float %1, %2
call void @use(float %1)
call void @use(float %3)
ret void
}
define float @test2(float %x, float %y) {
; CHECK-LABEL: @test2(
; CHECK-NEXT: [[TMP1:%.*]] = fmul fast float %y, %x
; CHECK-NEXT: [[TMP2:%.*]] = fmul fast float %y, %x
; CHECK-NEXT: [[TMP3:%.*]] = fsub fast float [[TMP1]], [[TMP2]]
; CHECK-NEXT: ret float [[TMP3]]
;
%1 = fmul fast float %x, %y
%2 = fmul fast float %y, %x
%3 = fsub fast float %1, %2
ret float %3
}
define float @test3(float %x, float %y) {
; CHECK-LABEL: @test3(
; CHECK-NEXT: [[FACTOR:%.*]] = fmul fast float %y, %x
; CHECK-NEXT: [[REASS_MUL:%.*]] = fmul fast float [[FACTOR]], 2.000000e+00
; CHECK-NEXT: ret float [[REASS_MUL]]
;
%1 = fmul fast float %x, %y
%2 = fmul fast float %y, %x
%3 = fadd fast float %1, %2
ret float %3
}