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https://github.com/RPCS3/llvm-mirror.git
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[InstCombine] auto-generate assertions for tighter checking
llvm-svn: 280531
This commit is contained in:
Sanjay Patel
parent
ac5b082a70
commit
3e9d606984
@ -1,32 +1,37 @@
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instcombine -S | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define i16 @test1(float %f) {
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entry:
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; CHECK-LABEL: @test1(
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; CHECK: fmul float
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; CHECK-NOT: insertelement {{.*}} 0.00
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; CHECK-NOT: call {{.*}} @llvm.x86.sse.mul
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; CHECK-NOT: call {{.*}} @llvm.x86.sse.sub
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; CHECK: ret
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%tmp = insertelement <4 x float> undef, float %f, i32 0 ; <<4 x float>> [#uses=1]
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%tmp10 = insertelement <4 x float> %tmp, float 0.000000e+00, i32 1 ; <<4 x float>> [#uses=1]
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%tmp11 = insertelement <4 x float> %tmp10, float 0.000000e+00, i32 2 ; <<4 x float>> [#uses=1]
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%tmp12 = insertelement <4 x float> %tmp11, float 0.000000e+00, i32 3 ; <<4 x float>> [#uses=1]
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%tmp28 = tail call <4 x float> @llvm.x86.sse.sub.ss( <4 x float> %tmp12, <4 x float> < float 1.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > ) ; <<4 x float>> [#uses=1]
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%tmp37 = tail call <4 x float> @llvm.x86.sse.mul.ss( <4 x float> %tmp28, <4 x float> < float 5.000000e-01, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > ) ; <<4 x float>> [#uses=1]
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%tmp48 = tail call <4 x float> @llvm.x86.sse.min.ss( <4 x float> %tmp37, <4 x float> < float 6.553500e+04, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > ) ; <<4 x float>> [#uses=1]
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%tmp59 = tail call <4 x float> @llvm.x86.sse.max.ss( <4 x float> %tmp48, <4 x float> zeroinitializer ) ; <<4 x float>> [#uses=1]
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%tmp.upgrd.1 = tail call i32 @llvm.x86.sse.cvttss2si( <4 x float> %tmp59 ) ; <i32> [#uses=1]
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%tmp69 = trunc i32 %tmp.upgrd.1 to i16 ; <i16> [#uses=1]
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ret i16 %tmp69
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; CHECK-NEXT: [[TMP281:%.*]] = fadd float %f, -1.000000e+00
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; CHECK-NEXT: [[TMP373:%.*]] = fmul float [[TMP281]], 5.000000e-01
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; CHECK-NEXT: [[TMP374:%.*]] = insertelement <4 x float> undef, float [[TMP373]], i32 0
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; CHECK-NEXT: [[TMP48:%.*]] = tail call <4 x float> @llvm.x86.sse.min.ss(<4 x float> [[TMP374]], <4 x float> <float 6.553500e+04, float undef, float undef, float undef>)
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; CHECK-NEXT: [[TMP59:%.*]] = tail call <4 x float> @llvm.x86.sse.max.ss(<4 x float> [[TMP48]], <4 x float> <float 0.000000e+00, float undef, float undef, float undef>)
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; CHECK-NEXT: [[TMP_UPGRD_1:%.*]] = tail call i32 @llvm.x86.sse.cvttss2si(<4 x float> [[TMP59]])
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; CHECK-NEXT: [[TMP69:%.*]] = trunc i32 [[TMP_UPGRD_1]] to i16
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; CHECK-NEXT: ret i16 [[TMP69]]
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;
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%tmp = insertelement <4 x float> undef, float %f, i32 0
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%tmp10 = insertelement <4 x float> %tmp, float 0.000000e+00, i32 1
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%tmp11 = insertelement <4 x float> %tmp10, float 0.000000e+00, i32 2
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%tmp12 = insertelement <4 x float> %tmp11, float 0.000000e+00, i32 3
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%tmp28 = tail call <4 x float> @llvm.x86.sse.sub.ss( <4 x float> %tmp12, <4 x float> < float 1.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > )
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%tmp37 = tail call <4 x float> @llvm.x86.sse.mul.ss( <4 x float> %tmp28, <4 x float> < float 5.000000e-01, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > )
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%tmp48 = tail call <4 x float> @llvm.x86.sse.min.ss( <4 x float> %tmp37, <4 x float> < float 6.553500e+04, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > )
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%tmp59 = tail call <4 x float> @llvm.x86.sse.max.ss( <4 x float> %tmp48, <4 x float> zeroinitializer )
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%tmp.upgrd.1 = tail call i32 @llvm.x86.sse.cvttss2si( <4 x float> %tmp59 )
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%tmp69 = trunc i32 %tmp.upgrd.1 to i16
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ret i16 %tmp69
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}
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define i32 @test2(float %f) {
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; CHECK-LABEL: @test2(
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; CHECK-NOT: insertelement
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; CHECK-NOT: extractelement
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; CHECK: ret
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; CHECK-NEXT: [[TMP5:%.*]] = fmul float %f, %f
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; CHECK-NEXT: [[TMP21:%.*]] = bitcast float [[TMP5]] to i32
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; CHECK-NEXT: ret i32 [[TMP21]]
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;
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%tmp5 = fmul float %f, %f
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%tmp9 = insertelement <4 x float> undef, float %tmp5, i32 0
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%tmp10 = insertelement <4 x float> %tmp9, float 0.000000e+00, i32 1
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@ -39,9 +44,32 @@ define i32 @test2(float %f) {
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define i64 @test3(float %f, double %d) {
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; CHECK-LABEL: @test3(
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; CHECK-NOT: insertelement {{.*}} 0.00
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; CHECK: ret
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entry:
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; CHECK-NEXT: [[V00:%.*]] = insertelement <4 x float> undef, float %f, i32 0
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; CHECK-NEXT: [[TMP0:%.*]] = tail call i32 @llvm.x86.sse.cvtss2si(<4 x float> [[V00]])
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; CHECK-NEXT: [[V10:%.*]] = insertelement <4 x float> undef, float %f, i32 0
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; CHECK-NEXT: [[TMP1:%.*]] = tail call i64 @llvm.x86.sse.cvtss2si64(<4 x float> [[V10]])
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; CHECK-NEXT: [[V20:%.*]] = insertelement <4 x float> undef, float %f, i32 0
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; CHECK-NEXT: [[TMP2:%.*]] = tail call i32 @llvm.x86.sse.cvttss2si(<4 x float> [[V20]])
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; CHECK-NEXT: [[V30:%.*]] = insertelement <4 x float> undef, float %f, i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = tail call i64 @llvm.x86.sse.cvttss2si64(<4 x float> [[V30]])
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; CHECK-NEXT: [[V40:%.*]] = insertelement <2 x double> undef, double %d, i32 0
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; CHECK-NEXT: [[TMP4:%.*]] = tail call i32 @llvm.x86.sse2.cvtsd2si(<2 x double> [[V40]])
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; CHECK-NEXT: [[V50:%.*]] = insertelement <2 x double> undef, double %d, i32 0
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; CHECK-NEXT: [[TMP5:%.*]] = tail call i64 @llvm.x86.sse2.cvtsd2si64(<2 x double> [[V50]])
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; CHECK-NEXT: [[V60:%.*]] = insertelement <2 x double> undef, double %d, i32 0
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; CHECK-NEXT: [[TMP6:%.*]] = tail call i32 @llvm.x86.sse2.cvttsd2si(<2 x double> [[V60]])
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; CHECK-NEXT: [[V70:%.*]] = insertelement <2 x double> undef, double %d, i32 0
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; CHECK-NEXT: [[TMP7:%.*]] = tail call i64 @llvm.x86.sse2.cvttsd2si64(<2 x double> [[V70]])
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; CHECK-NEXT: [[TMP8:%.*]] = add i32 [[TMP0]], [[TMP2]]
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; CHECK-NEXT: [[TMP9:%.*]] = add i32 [[TMP4]], [[TMP6]]
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; CHECK-NEXT: [[TMP10:%.*]] = add i32 [[TMP8]], [[TMP9]]
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; CHECK-NEXT: [[TMP11:%.*]] = sext i32 [[TMP10]] to i64
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; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[TMP5]], [[TMP7]]
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; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[TMP12]], [[TMP13]]
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; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[TMP11]], [[TMP14]]
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; CHECK-NEXT: ret i64 [[TMP15]]
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;
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%v00 = insertelement <4 x float> undef, float %f, i32 0
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%v01 = insertelement <4 x float> %v00, float 0.000000e+00, i32 1
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%v02 = insertelement <4 x float> %v01, float 0.000000e+00, i32 2
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@ -87,8 +115,14 @@ entry:
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define void @get_image() nounwind {
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; CHECK-LABEL: @get_image(
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; CHECK-NOT: extractelement
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; CHECK: unreachable
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = call i32 @fgetc(i8* null) #0
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; CHECK-NEXT: br i1 false, label %bb2, label %bb3
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; CHECK: bb2:
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; CHECK-NEXT: br label %bb3
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; CHECK: bb3:
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; CHECK-NEXT: unreachable
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;
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entry:
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%0 = call i32 @fgetc(i8* null) nounwind ; <i32> [#uses=1]
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%1 = trunc i32 %0 to i8 ; <i8> [#uses=1]
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@ -107,28 +141,25 @@ bb3: ; preds = %bb2, %entry
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; PR4340
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define void @vac(<4 x float>* nocapture %a) nounwind {
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; CHECK-LABEL: @vac(
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; CHECK-NOT: load
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; CHECK: ret
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; CHECK-NEXT: entry:
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; CHECK-NEXT: store <4 x float> zeroinitializer, <4 x float>* %a, align 16
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; CHECK-NEXT: ret void
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;
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entry:
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%tmp1 = load <4 x float>, <4 x float>* %a ; <<4 x float>> [#uses=1]
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%vecins = insertelement <4 x float> %tmp1, float 0.000000e+00, i32 0 ; <<4 x float>> [#uses=1]
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%vecins4 = insertelement <4 x float> %vecins, float 0.000000e+00, i32 1; <<4 x float>> [#uses=1]
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%vecins6 = insertelement <4 x float> %vecins4, float 0.000000e+00, i32 2; <<4 x float>> [#uses=1]
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%vecins8 = insertelement <4 x float> %vecins6, float 0.000000e+00, i32 3; <<4 x float>> [#uses=1]
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store <4 x float> %vecins8, <4 x float>* %a
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ret void
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%tmp1 = load <4 x float>, <4 x float>* %a ; <<4 x float>> [#uses=1]
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%vecins = insertelement <4 x float> %tmp1, float 0.000000e+00, i32 0 ; <<4 x float>> [#uses=1]
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%vecins4 = insertelement <4 x float> %vecins, float 0.000000e+00, i32 1; <<4 x float>> [#uses=1]
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%vecins6 = insertelement <4 x float> %vecins4, float 0.000000e+00, i32 2; <<4 x float>> [#uses=1]
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%vecins8 = insertelement <4 x float> %vecins6, float 0.000000e+00, i32 3; <<4 x float>> [#uses=1]
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store <4 x float> %vecins8, <4 x float>* %a
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ret void
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}
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declare i32 @fgetc(i8*)
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declare <4 x float> @llvm.x86.sse.sub.ss(<4 x float>, <4 x float>)
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declare <4 x float> @llvm.x86.sse.mul.ss(<4 x float>, <4 x float>)
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declare <4 x float> @llvm.x86.sse.min.ss(<4 x float>, <4 x float>)
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declare <4 x float> @llvm.x86.sse.max.ss(<4 x float>, <4 x float>)
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declare i32 @llvm.x86.sse.cvtss2si(<4 x float>)
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declare i64 @llvm.x86.sse.cvtss2si64(<4 x float>)
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declare i32 @llvm.x86.sse.cvttss2si(<4 x float>)
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@ -139,9 +170,11 @@ declare i32 @llvm.x86.sse2.cvttsd2si(<2 x double>)
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declare i64 @llvm.x86.sse2.cvttsd2si64(<2 x double>)
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define <4 x float> @dead_shuffle_elt(<4 x float> %x, <2 x float> %y) nounwind {
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entry:
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; CHECK-LABEL: define <4 x float> @dead_shuffle_elt(
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; CHECK: shufflevector <2 x float> %y, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
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; CHECK-LABEL: @dead_shuffle_elt(
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; CHECK-NEXT: [[SHUFFLE_I:%.*]] = shufflevector <2 x float> %y, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
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; CHECK-NEXT: [[SHUFFLE9_I:%.*]] = shufflevector <4 x float> %x, <4 x float> [[SHUFFLE_I]], <4 x i32> <i32 4, i32 5, i32 2, i32 3>
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; CHECK-NEXT: ret <4 x float> [[SHUFFLE9_I]]
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;
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%shuffle.i = shufflevector <2 x float> %y, <2 x float> %y, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
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%shuffle9.i = shufflevector <4 x float> %x, <4 x float> %shuffle.i, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
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ret <4 x float> %shuffle9.i
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@ -149,9 +182,11 @@ entry:
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define <2 x float> @test_fptrunc(double %f) {
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; CHECK-LABEL: @test_fptrunc(
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; CHECK: insertelement
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; CHECK: insertelement
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; CHECK-NOT: insertelement
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; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x double> undef, double %f, i32 0
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x double> [[TMP1]], double 0.000000e+00, i32 1
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; CHECK-NEXT: [[TMP3:%.*]] = fptrunc <2 x double> [[TMP2]] to <2 x float>
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; CHECK-NEXT: ret <2 x float> [[TMP3]]
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;
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%tmp9 = insertelement <4 x double> undef, double %f, i32 0
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%tmp10 = insertelement <4 x double> %tmp9, double 0.000000e+00, i32 1
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%tmp11 = insertelement <4 x double> %tmp10, double 0.000000e+00, i32 2
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@ -163,9 +198,11 @@ define <2 x float> @test_fptrunc(double %f) {
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define <2 x double> @test_fpext(float %f) {
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; CHECK-LABEL: @test_fpext(
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; CHECK: insertelement
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; CHECK: insertelement
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; CHECK-NOT: insertelement
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; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x float> undef, float %f, i32 0
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x float> [[TMP1]], float 0.000000e+00, i32 1
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; CHECK-NEXT: [[TMP3:%.*]] = fpext <2 x float> [[TMP2]] to <2 x double>
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; CHECK-NEXT: ret <2 x double> [[TMP3]]
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;
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%tmp9 = insertelement <4 x float> undef, float %f, i32 0
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%tmp10 = insertelement <4 x float> %tmp9, float 0.000000e+00, i32 1
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%tmp11 = insertelement <4 x float> %tmp10, float 0.000000e+00, i32 2
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@ -177,11 +214,11 @@ define <2 x double> @test_fpext(float %f) {
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define <4 x float> @test_select(float %f, float %g) {
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; CHECK-LABEL: @test_select(
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; CHECK: %a0 = insertelement <4 x float> undef, float %f, i32 0
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; CHECK-NOT: insertelement
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; CHECK: %a3 = insertelement <4 x float> %a0, float 3.000000e+00, i32 3
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; CHECK-NOT: insertelement
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; CHECK: %ret = select <4 x i1> <i1 true, i1 false, i1 false, i1 true>, <4 x float> %a3, <4 x float> <float undef, float 4.000000e+00, float 5.000000e+00, float undef>
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; CHECK-NEXT: [[A0:%.*]] = insertelement <4 x float> undef, float %f, i32 0
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; CHECK-NEXT: [[A3:%.*]] = insertelement <4 x float> [[A0]], float 3.000000e+00, i32 3
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; CHECK-NEXT: [[RET:%.*]] = select <4 x i1> <i1 true, i1 false, i1 false, i1 true>, <4 x float> [[A3]], <4 x float> <float undef, float 4.000000e+00, float 5.000000e+00, float undef>
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; CHECK-NEXT: ret <4 x float> [[RET]]
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;
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%a0 = insertelement <4 x float> undef, float %f, i32 0
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%a1 = insertelement <4 x float> %a0, float 1.000000e+00, i32 1
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%a2 = insertelement <4 x float> %a1, float 2.000000e+00, i32 2
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@ -194,15 +231,13 @@ define <4 x float> @test_select(float %f, float %g) {
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ret <4 x float> %ret
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}
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; Check that instcombine doesn't wrongly fold the select statement into a ret <2 x i64> %v
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define <2 x i64> @PR24922(<2 x i64> %v) {
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; CHECK-LABEL: @PR24922
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; CHECK: select <2 x i1>
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; CHECK-LABEL: @PR24922(
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; CHECK-NEXT: [[RESULT:%.*]] = select <2 x i1> <i1 false, i1 true>, <2 x i64> %v, <2 x i64> <i64 0, i64 undef>
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; CHECK-NEXT: ret <2 x i64> [[RESULT]]
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;
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; Check that instcombine doesn't wrongly fold the select statement into a
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; ret <2 x i64> %v
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;
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; FIXME: We should be able to simplify the ConstantExpr in the select mask.
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entry:
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%result = select <2 x i1> <i1 icmp eq (i64 extractelement (<2 x i64> bitcast (<4 x i32> <i32 15, i32 15, i32 15, i32 15> to <2 x i64>), i64 0), i64 0), i1 true>, <2 x i64> %v, <2 x i64> zeroinitializer
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ret <2 x i64> %result
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}
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