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[InstCombine] Pre-land tests for maximum(a,b) +* minimum(a,b) => a +* b
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Serguei Katkov
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Apr 4, 2023
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llvm/test/Transforms/InstCombine/fadd-maximum-minimum.ll
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,112 @@ | ||
| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py | ||
| ; RUN: opt < %s -passes=instcombine -S | FileCheck %s | ||
|
|
||
| declare float @llvm.minimum.f32(float %Val0, float %Val1) | ||
| declare float @llvm.maximum.f32(float %Val0, float %Val1) | ||
| declare <4 x float> @llvm.minimum.v4f32(<4 x float> %Val0, <4 x float> %Val1) | ||
| declare <4 x float> @llvm.maximum.v4f32(<4 x float> %Val0, <4 x float> %Val1) | ||
|
|
||
| define float @test(float %a, float %b) { | ||
| ; CHECK-LABEL: @test( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[A]], float [[B]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fadd float [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %a, float %b) | ||
| %res = fadd float %min, %max | ||
| ret float %res | ||
| } | ||
|
|
||
| define float @test_comm1(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_comm1( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[A]], float [[B]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fadd float [[MAX]], [[MIN]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %a, float %b) | ||
| %res = fadd float %max, %min | ||
| ret float %res | ||
| } | ||
|
|
||
| define float @test_comm2(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_comm2( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[B]], float [[A]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fadd float [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %b, float %a) | ||
| %res = fadd float %min, %max | ||
| ret float %res | ||
| } | ||
|
|
||
| define float @test_comm3(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_comm3( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[B]], float [[A]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fadd float [[MAX]], [[MIN]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %b, float %a) | ||
| %res = fadd float %max, %min | ||
| ret float %res | ||
| } | ||
|
|
||
| define <4 x float> @test_vect(<4 x float> %a, <4 x float> %b) { | ||
| ; CHECK-LABEL: @test_vect( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call <4 x float> @llvm.minimum.v4f32(<4 x float> [[A:%.*]], <4 x float> [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call <4 x float> @llvm.maximum.v4f32(<4 x float> [[B]], <4 x float> [[A]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fadd <4 x float> [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret <4 x float> [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call <4 x float> @llvm.minimum.v4f32(<4 x float> %a, <4 x float> %b) | ||
| %max = call <4 x float> @llvm.maximum.v4f32(<4 x float> %b, <4 x float> %a) | ||
| %res = fadd <4 x float> %min, %max | ||
| ret <4 x float> %res | ||
| } | ||
|
|
||
| define float @test_flags(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_flags( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[A]], float [[B]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fadd fast float [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %a, float %b) | ||
| %res = fadd fast float %min, %max | ||
| ret float %res | ||
| } | ||
|
|
||
| define float @test_flags2(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_flags2( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[A]], float [[B]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fadd reassoc ninf nsz arcp contract afn float [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %a, float %b) | ||
| %res = fadd reassoc ninf nsz arcp contract afn float %min, %max | ||
| ret float %res | ||
| } |
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llvm/test/Transforms/InstCombine/fmul-maximum-minimum.ll
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,113 @@ | ||
| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py | ||
| ; RUN: opt < %s -passes=instcombine -S | FileCheck %s | ||
|
|
||
| declare float @llvm.minimum.f32(float %Val0, float %Val1) | ||
| declare float @llvm.maximum.f32(float %Val0, float %Val1) | ||
| declare <4 x float> @llvm.minimum.v4f32(<4 x float> %Val0, <4 x float> %Val1) | ||
| declare <4 x float> @llvm.maximum.v4f32(<4 x float> %Val0, <4 x float> %Val1) | ||
|
|
||
| define float @test(float %a, float %b) { | ||
| ; CHECK-LABEL: @test( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[A]], float [[B]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fmul float [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %a, float %b) | ||
| %res = fmul float %min, %max | ||
| ret float %res | ||
| } | ||
|
|
||
| define float @test_comm1(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_comm1( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[A]], float [[B]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fmul float [[MAX]], [[MIN]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %a, float %b) | ||
| %res = fmul float %max, %min | ||
| ret float %res | ||
| } | ||
|
|
||
| define float @test_comm2(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_comm2( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[B]], float [[A]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fmul float [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %b, float %a) | ||
| %res = fmul float %min, %max | ||
| ret float %res | ||
| } | ||
|
|
||
|
|
||
| define float @test_comm3(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_comm3( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[B]], float [[A]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fmul float [[MAX]], [[MIN]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %b, float %a) | ||
| %res = fmul float %max, %min | ||
| ret float %res | ||
| } | ||
|
|
||
| define <4 x float> @test_vect(<4 x float> %a, <4 x float> %b) { | ||
| ; CHECK-LABEL: @test_vect( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call <4 x float> @llvm.minimum.v4f32(<4 x float> [[A:%.*]], <4 x float> [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call <4 x float> @llvm.maximum.v4f32(<4 x float> [[B]], <4 x float> [[A]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fmul <4 x float> [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret <4 x float> [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call <4 x float> @llvm.minimum.v4f32(<4 x float> %a, <4 x float> %b) | ||
| %max = call <4 x float> @llvm.maximum.v4f32(<4 x float> %b, <4 x float> %a) | ||
| %res = fmul <4 x float> %min, %max | ||
| ret <4 x float> %res | ||
| } | ||
|
|
||
| define float @test_flags(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_flags( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[A]], float [[B]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fmul fast float [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %a, float %b) | ||
| %res = fmul fast float %min, %max | ||
| ret float %res | ||
| } | ||
|
|
||
| define float @test_flags2(float %a, float %b) { | ||
| ; CHECK-LABEL: @test_flags2( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[MIN:%.*]] = call float @llvm.minimum.f32(float [[A:%.*]], float [[B:%.*]]) | ||
| ; CHECK-NEXT: [[MAX:%.*]] = call float @llvm.maximum.f32(float [[A]], float [[B]]) | ||
| ; CHECK-NEXT: [[RES:%.*]] = fmul reassoc ninf nsz arcp contract afn float [[MIN]], [[MAX]] | ||
| ; CHECK-NEXT: ret float [[RES]] | ||
| ; | ||
| entry: | ||
| %min = call float @llvm.minimum.f32(float %a, float %b) | ||
| %max = call float @llvm.maximum.f32(float %a, float %b) | ||
| %res = fmul reassoc ninf nsz arcp contract afn float %min, %max | ||
| ret float %res | ||
| } |