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3460b4a127
This commit copies existing tests at llvm/Transforms containing 'shufflevector X, undef' and replaces them with 'shufflevector X, poison'. The new copied tests have *-inseltpoison.ll suffix at its file name (as db7a2f347f132b3920415013d62d1adfb18d8d58 did) See https://reviews.llvm.org/D93793 Test files listed using grep -R -E "^[^;]*shufflevector <.*> .*, <.*> undef" | cut -d":" -f1 | uniq Test files copied & updated using file_org=llvm/test/Transforms/$1 if [[ "$file_org" = *-inseltpoison.ll ]]; then file=$file_org else file=${file_org%.ll}-inseltpoison.ll if [ ! -f $file ]; then cp $file_org $file fi fi sed -i -E 's/^([^;]*)shufflevector <(.*)> (.*), <(.*)> undef/\1shufflevector <\2> \3, <\4> poison/g' $file head -1 $file | grep "Assertions have been autogenerated by utils/update_test_checks.py" -q if [ "$?" == 1 ]; then echo "$file : should be manually updated" # The test is manually updated exit 1 fi python3 ./llvm/utils/update_test_checks.py --opt-binary=./build-releaseassert/bin/opt $file
851 lines
39 KiB
LLVM
851 lines
39 KiB
LLVM
; 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 i32 @test2(float %f) {
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: [[T5:%.*]] = fmul float [[F:%.*]], [[F]]
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; CHECK-NEXT: [[T21:%.*]] = bitcast float [[T5]] to i32
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; CHECK-NEXT: ret i32 [[T21]]
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;
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%t5 = fmul float %f, %f
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%t9 = insertelement <4 x float> poison, float %t5, i32 0
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%t10 = insertelement <4 x float> %t9, float 0.000000e+00, i32 1
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%t11 = insertelement <4 x float> %t10, float 0.000000e+00, i32 2
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%t12 = insertelement <4 x float> %t11, float 0.000000e+00, i32 3
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%t19 = bitcast <4 x float> %t12 to <4 x i32>
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%t21 = extractelement <4 x i32> %t19, i32 0
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ret i32 %t21
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}
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define void @get_image() nounwind {
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; CHECK-LABEL: @get_image(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = call i32 @fgetc(i8* null) [[ATTR0:#.*]]
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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
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%1 = trunc i32 %0 to i8
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%t2 = insertelement <100 x i8> zeroinitializer, i8 %1, i32 1
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%t1 = extractelement <100 x i8> %t2, i32 0
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%2 = icmp eq i8 %t1, 80
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br i1 %2, label %bb2, label %bb3
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bb2: ; preds = %entry
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br label %bb3
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bb3: ; preds = %bb2, %entry
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unreachable
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}
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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-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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%t1 = load <4 x float>, <4 x float>* %a ; <<4 x float>> [#uses=1]
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%vecins = insertelement <4 x float> %t1, 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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define <4 x float> @dead_shuffle_elt(<4 x float> %x, <2 x float> %y) nounwind {
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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> [[SHUFFLE_I]], <4 x float> [[X:%.*]], <4 x i32> <i32 0, i32 1, i32 6, i32 7>
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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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}
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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-NEXT: [[TMP1:%.*]] = insertelement <2 x double> <double poison, double 0.000000e+00>, double [[F:%.*]], i32 0
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; CHECK-NEXT: [[TMP2:%.*]] = fptrunc <2 x double> [[TMP1]] to <2 x float>
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; CHECK-NEXT: ret <2 x float> [[TMP2]]
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;
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%t9 = insertelement <4 x double> poison, double %f, i32 0
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%t10 = insertelement <4 x double> %t9, double 0.000000e+00, i32 1
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%t11 = insertelement <4 x double> %t10, double 0.000000e+00, i32 2
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%t12 = insertelement <4 x double> %t11, double 0.000000e+00, i32 3
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%t5 = fptrunc <4 x double> %t12 to <4 x float>
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%ret = shufflevector <4 x float> %t5, <4 x float> poison, <2 x i32> <i32 0, i32 1>
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ret <2 x float> %ret
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}
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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-NEXT: [[TMP1:%.*]] = insertelement <2 x float> <float poison, float 0.000000e+00>, float [[F:%.*]], i32 0
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; CHECK-NEXT: [[TMP2:%.*]] = fpext <2 x float> [[TMP1]] to <2 x double>
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; CHECK-NEXT: ret <2 x double> [[TMP2]]
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;
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%t9 = insertelement <4 x float> poison, float %f, i32 0
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%t10 = insertelement <4 x float> %t9, float 0.000000e+00, i32 1
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%t11 = insertelement <4 x float> %t10, float 0.000000e+00, i32 2
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%t12 = insertelement <4 x float> %t11, float 0.000000e+00, i32 3
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%t5 = fpext <4 x float> %t12 to <4 x double>
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%ret = shufflevector <4 x double> %t5, <4 x double> poison, <2 x i32> <i32 0, i32 1>
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ret <2 x double> %ret
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}
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define <4 x double> @test_shuffle(<4 x double> %f) {
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; CHECK-LABEL: @test_shuffle(
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; CHECK-NEXT: [[RET1:%.*]] = insertelement <4 x double> [[F:%.*]], double 1.000000e+00, i32 3
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; CHECK-NEXT: ret <4 x double> [[RET1]]
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;
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%ret = shufflevector <4 x double> %f, <4 x double> <double undef, double 1.0, double undef, double undef>, <4 x i32> <i32 0, i32 1, i32 2, i32 5>
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ret <4 x double> %ret
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}
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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-NEXT: [[A3:%.*]] = insertelement <4 x float> <float poison, float poison, float poison, float 3.000000e+00>, float [[F:%.*]], i32 0
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; CHECK-NEXT: [[RET:%.*]] = shufflevector <4 x float> [[A3]], <4 x float> <float poison, float 4.000000e+00, float 5.000000e+00, float poison>, <4 x i32> <i32 0, i32 5, i32 6, i32 3>
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; CHECK-NEXT: ret <4 x float> [[RET]]
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;
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%a0 = insertelement <4 x float> poison, 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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%a3 = insertelement <4 x float> %a2, float 3.000000e+00, i32 3
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%b0 = insertelement <4 x float> poison, float %g, i32 0
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%b1 = insertelement <4 x float> %b0, float 4.000000e+00, i32 1
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%b2 = insertelement <4 x float> %b1, float 5.000000e+00, i32 2
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%b3 = insertelement <4 x float> %b2, float 6.000000e+00, i32 3
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%ret = select <4 x i1> <i1 true, i1 false, i1 false, i1 true>, <4 x float> %a3, <4 x float> %b3
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ret <4 x float> %ret
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}
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; Check that instcombine doesn't wrongly fold away the select completely.
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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-NEXT: [[RESULT1:%.*]] = insertelement <2 x i64> [[V:%.*]], i64 0, i32 0
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; CHECK-NEXT: ret <2 x i64> [[RESULT1]]
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;
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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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; The shuffle only demands the 0th (undef) element of 'out123', so everything should fold away.
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define <4 x float> @inselt_shuf_no_demand(float %a1, float %a2, float %a3) {
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; CHECK-LABEL: @inselt_shuf_no_demand(
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; CHECK-NEXT: ret <4 x float> undef
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;
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%out1 = insertelement <4 x float> poison, float %a1, i32 1
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%out12 = insertelement <4 x float> %out1, float %a2, i32 2
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%out123 = insertelement <4 x float> %out12, float %a3, i32 3
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%shuffle = shufflevector <4 x float> %out123, <4 x float> poison, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
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ret <4 x float> %shuffle
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}
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; The shuffle only demands the 0th (undef) element of 'out123', so everything should fold away.
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define <4 x float> @inselt_shuf_no_demand_commute(float %a1, float %a2, float %a3) {
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; CHECK-LABEL: @inselt_shuf_no_demand_commute(
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; CHECK-NEXT: ret <4 x float> undef
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;
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%out1 = insertelement <4 x float> poison, float %a1, i32 1
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%out12 = insertelement <4 x float> %out1, float %a2, i32 2
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%out123 = insertelement <4 x float> %out12, float %a3, i32 3
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%shuffle = shufflevector <4 x float> undef, <4 x float> %out123, <4 x i32> <i32 4, i32 undef, i32 undef, i32 undef>
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ret <4 x float> %shuffle
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}
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; The add uses 'out012' giving it multiple uses after the shuffle is transformed to also
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; use 'out012'. The analysis should be able to see past that.
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define <4 x i32> @inselt_shuf_no_demand_multiuse(i32 %a0, i32 %a1, <4 x i32> %b) {
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; CHECK-LABEL: @inselt_shuf_no_demand_multiuse(
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; CHECK-NEXT: [[OUT0:%.*]] = insertelement <4 x i32> poison, i32 [[A0:%.*]], i32 0
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; CHECK-NEXT: [[OUT01:%.*]] = insertelement <4 x i32> [[OUT0]], i32 [[A1:%.*]], i32 1
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; CHECK-NEXT: [[FOO:%.*]] = add <4 x i32> [[OUT01]], [[B:%.*]]
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; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x i32> [[FOO]], <4 x i32> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
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; CHECK-NEXT: ret <4 x i32> [[SHUFFLE]]
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;
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%out0 = insertelement <4 x i32> poison, i32 %a0, i32 0
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%out01 = insertelement <4 x i32> %out0, i32 %a1, i32 1
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%out012 = insertelement <4 x i32> %out01, i32 %a0, i32 2
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%foo = add <4 x i32> %out012, %b
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%out0123 = insertelement <4 x i32> %foo, i32 %a1, i32 3
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%shuffle = shufflevector <4 x i32> %out0123, <4 x i32> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
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ret <4 x i32> %shuffle
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}
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define <4 x float> @inselt_shuf_no_demand_bogus_insert_index_in_chain(float %a1, float %a2, float %a3, i32 %variable_index) {
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; CHECK-LABEL: @inselt_shuf_no_demand_bogus_insert_index_in_chain(
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; CHECK-NEXT: [[OUT12:%.*]] = insertelement <4 x float> poison, float [[A2:%.*]], i32 [[VARIABLE_INDEX:%.*]]
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; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x float> [[OUT12]], <4 x float> poison, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
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; CHECK-NEXT: ret <4 x float> [[SHUFFLE]]
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;
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%out1 = insertelement <4 x float> poison, float %a1, i32 1
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%out12 = insertelement <4 x float> %out1, float %a2, i32 %variable_index ; something unexpected
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%out123 = insertelement <4 x float> %out12, float %a3, i32 3
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%shuffle = shufflevector <4 x float> %out123, <4 x float> poison, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
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ret <4 x float> %shuffle
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}
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; Test undef replacement in constant vector elements with binops.
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define <3 x i8> @shuf_add(<3 x i8> %x) {
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; CHECK-LABEL: @shuf_add(
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; CHECK-NEXT: [[BO:%.*]] = add <3 x i8> [[X:%.*]], <i8 poison, i8 2, i8 3>
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; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 1, i32 undef, i32 2>
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; CHECK-NEXT: ret <3 x i8> [[R]]
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;
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%bo = add nsw <3 x i8> %x, <i8 1, i8 2, i8 3>
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%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 1, i32 undef, i32 2>
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ret <3 x i8> %r
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}
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define <3 x i8> @shuf_sub(<3 x i8> %x) {
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; CHECK-LABEL: @shuf_sub(
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; CHECK-NEXT: [[BO:%.*]] = sub <3 x i8> <i8 1, i8 poison, i8 3>, [[X:%.*]]
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; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 0, i32 undef, i32 2>
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; CHECK-NEXT: ret <3 x i8> [[R]]
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;
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%bo = sub nuw <3 x i8> <i8 1, i8 2, i8 3>, %x
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%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 0, i32 undef, i32 2>
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ret <3 x i8> %r
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}
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define <3 x i8> @shuf_mul(<3 x i8> %x) {
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; CHECK-LABEL: @shuf_mul(
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; CHECK-NEXT: [[BO:%.*]] = mul <3 x i8> [[X:%.*]], <i8 1, i8 poison, i8 3>
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; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 0, i32 2, i32 0>
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; CHECK-NEXT: ret <3 x i8> [[R]]
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;
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%bo = mul nsw <3 x i8> %x, <i8 1, i8 2, i8 3>
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%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 0, i32 2, i32 0>
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ret <3 x i8> %r
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}
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define <3 x i8> @shuf_and(<3 x i8> %x) {
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; CHECK-LABEL: @shuf_and(
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; CHECK-NEXT: [[BO:%.*]] = and <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 poison>
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; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 1, i32 1, i32 0>
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; CHECK-NEXT: ret <3 x i8> [[R]]
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;
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%bo = and <3 x i8> %x, <i8 1, i8 2, i8 3>
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%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 1, i32 1, i32 0>
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ret <3 x i8> %r
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}
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define <3 x i8> @shuf_or(<3 x i8> %x) {
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; CHECK-LABEL: @shuf_or(
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; CHECK-NEXT: [[BO:%.*]] = or <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 poison>
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; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 1, i32 undef, i32 0>
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; CHECK-NEXT: ret <3 x i8> [[R]]
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;
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%bo = or <3 x i8> %x, <i8 1, i8 2, i8 3>
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%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 1, i32 undef, i32 0>
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ret <3 x i8> %r
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}
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define <3 x i8> @shuf_xor(<3 x i8> %x) {
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; CHECK-LABEL: @shuf_xor(
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; CHECK-NEXT: [[BO:%.*]] = xor <3 x i8> [[X:%.*]], <i8 1, i8 poison, i8 3>
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; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
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; CHECK-NEXT: ret <3 x i8> [[R]]
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;
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%bo = xor <3 x i8> %x, <i8 1, i8 2, i8 3>
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%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
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ret <3 x i8> %r
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}
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define <3 x i8> @shuf_lshr_const_op0(<3 x i8> %x) {
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; CHECK-LABEL: @shuf_lshr_const_op0(
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; CHECK-NEXT: [[BO:%.*]] = lshr <3 x i8> <i8 1, i8 2, i8 3>, [[X:%.*]]
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; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 1, i32 undef>
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; CHECK-NEXT: ret <3 x i8> [[R]]
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;
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%bo = lshr <3 x i8> <i8 1, i8 2, i8 3>, %x
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%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 1, i32 undef>
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ret <3 x i8> %r
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}
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define <3 x i8> @shuf_lshr_const_op1(<3 x i8> %x) {
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; CHECK-LABEL: @shuf_lshr_const_op1(
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; CHECK-NEXT: [[BO:%.*]] = lshr exact <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 3>
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; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 1, i32 undef>
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; CHECK-NEXT: ret <3 x i8> [[R]]
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;
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%bo = lshr exact <3 x i8> %x, <i8 1, i8 2, i8 3>
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%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 1, i32 undef>
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ret <3 x i8> %r
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}
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|
define <3 x i8> @shuf_ashr_const_op0(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_ashr_const_op0(
|
|
; CHECK-NEXT: [[BO:%.*]] = lshr <3 x i8> <i8 1, i8 2, i8 3>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 0, i32 undef, i32 1>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = ashr <3 x i8> <i8 1, i8 2, i8 3>, %x
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 0, i32 undef, i32 1>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_ashr_const_op1(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_ashr_const_op1(
|
|
; CHECK-NEXT: [[BO:%.*]] = ashr exact <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 3>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 0, i32 undef, i32 1>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = ashr exact <3 x i8> %x, <i8 1, i8 2, i8 3>
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 0, i32 undef, i32 1>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_shl_const_op0(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_shl_const_op0(
|
|
; CHECK-NEXT: [[BO:%.*]] = shl nsw <3 x i8> <i8 1, i8 2, i8 3>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = shl nsw <3 x i8> <i8 1, i8 2, i8 3>, %x
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_shl_const_op1(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_shl_const_op1(
|
|
; CHECK-NEXT: [[BO:%.*]] = shl nuw <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 3>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = shl nuw <3 x i8> %x, <i8 1, i8 2, i8 3>
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_sdiv_const_op0(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_sdiv_const_op0(
|
|
; CHECK-NEXT: [[BO:%.*]] = sdiv exact <3 x i8> <i8 1, i8 2, i8 3>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 0, i32 undef, i32 1>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = sdiv exact <3 x i8> <i8 1, i8 2, i8 3>, %x
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 0, i32 undef, i32 1>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_sdiv_const_op1(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_sdiv_const_op1(
|
|
; CHECK-NEXT: [[BO:%.*]] = sdiv <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 3>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 1, i32 undef, i32 0>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = sdiv <3 x i8> %x, <i8 1, i8 2, i8 3>
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 1, i32 undef, i32 0>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_srem_const_op0(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_srem_const_op0(
|
|
; CHECK-NEXT: [[BO:%.*]] = srem <3 x i8> <i8 1, i8 2, i8 3>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 1, i32 undef, i32 2>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = srem <3 x i8> <i8 1, i8 2, i8 3>, %x
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 1, i32 undef, i32 2>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_srem_const_op1(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_srem_const_op1(
|
|
; CHECK-NEXT: [[BO:%.*]] = srem <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 3>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 1>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = srem <3 x i8> %x, <i8 1, i8 2, i8 3>
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 1>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_udiv_const_op0(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_udiv_const_op0(
|
|
; CHECK-NEXT: [[BO:%.*]] = udiv exact <3 x i8> <i8 1, i8 2, i8 3>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = udiv exact <3 x i8> <i8 1, i8 2, i8 3>, %x
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_udiv_const_op1(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_udiv_const_op1(
|
|
; CHECK-NEXT: [[BO:%.*]] = udiv <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 3>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = udiv <3 x i8> %x, <i8 1, i8 2, i8 3>
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 undef, i32 0>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_urem_const_op0(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_urem_const_op0(
|
|
; CHECK-NEXT: [[BO:%.*]] = urem <3 x i8> <i8 1, i8 2, i8 3>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 2, i32 1, i32 undef>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = urem <3 x i8> <i8 1, i8 2, i8 3>, %x
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 2, i32 1, i32 undef>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x i8> @shuf_urem_const_op1(<3 x i8> %x) {
|
|
; CHECK-LABEL: @shuf_urem_const_op1(
|
|
; CHECK-NEXT: [[BO:%.*]] = urem <3 x i8> [[X:%.*]], <i8 1, i8 2, i8 3>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x i8> [[BO]], <3 x i8> poison, <3 x i32> <i32 undef, i32 1, i32 0>
|
|
; CHECK-NEXT: ret <3 x i8> [[R]]
|
|
;
|
|
%bo = urem <3 x i8> %x, <i8 1, i8 2, i8 3>
|
|
%r = shufflevector <3 x i8> %bo, <3 x i8> poison, <3 x i32> <i32 undef, i32 1, i32 0>
|
|
ret <3 x i8> %r
|
|
}
|
|
|
|
define <3 x float> @shuf_fadd(<3 x float> %x) {
|
|
; CHECK-LABEL: @shuf_fadd(
|
|
; CHECK-NEXT: [[BO:%.*]] = fadd <3 x float> [[X:%.*]], <float 1.000000e+00, float 2.000000e+00, float poison>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x float> [[BO]], <3 x float> poison, <3 x i32> <i32 undef, i32 1, i32 0>
|
|
; CHECK-NEXT: ret <3 x float> [[R]]
|
|
;
|
|
%bo = fadd <3 x float> %x, <float 1.0, float 2.0, float 3.0>
|
|
%r = shufflevector <3 x float> %bo, <3 x float> poison, <3 x i32> <i32 undef, i32 1, i32 0>
|
|
ret <3 x float> %r
|
|
}
|
|
|
|
define <3 x float> @shuf_fsub(<3 x float> %x) {
|
|
; CHECK-LABEL: @shuf_fsub(
|
|
; CHECK-NEXT: [[BO:%.*]] = fsub fast <3 x float> <float 1.000000e+00, float poison, float 3.000000e+00>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x float> [[BO]], <3 x float> poison, <3 x i32> <i32 undef, i32 0, i32 2>
|
|
; CHECK-NEXT: ret <3 x float> [[R]]
|
|
;
|
|
%bo = fsub fast <3 x float> <float 1.0, float 2.0, float 3.0>, %x
|
|
%r = shufflevector <3 x float> %bo, <3 x float> poison, <3 x i32> <i32 undef, i32 0, i32 2>
|
|
ret <3 x float> %r
|
|
}
|
|
|
|
define <3 x float> @shuf_fmul(<3 x float> %x) {
|
|
; CHECK-LABEL: @shuf_fmul(
|
|
; CHECK-NEXT: [[BO:%.*]] = fmul reassoc <3 x float> [[X:%.*]], <float 1.000000e+00, float 2.000000e+00, float poison>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x float> [[BO]], <3 x float> poison, <3 x i32> <i32 undef, i32 1, i32 0>
|
|
; CHECK-NEXT: ret <3 x float> [[R]]
|
|
;
|
|
%bo = fmul reassoc <3 x float> %x, <float 1.0, float 2.0, float 3.0>
|
|
%r = shufflevector <3 x float> %bo, <3 x float> poison, <3 x i32> <i32 undef, i32 1, i32 0>
|
|
ret <3 x float> %r
|
|
}
|
|
|
|
define <3 x float> @shuf_fdiv_const_op0(<3 x float> %x) {
|
|
; CHECK-LABEL: @shuf_fdiv_const_op0(
|
|
; CHECK-NEXT: [[BO:%.*]] = fdiv reassoc ninf <3 x float> <float 1.000000e+00, float poison, float 3.000000e+00>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x float> [[BO]], <3 x float> poison, <3 x i32> <i32 undef, i32 0, i32 2>
|
|
; CHECK-NEXT: ret <3 x float> [[R]]
|
|
;
|
|
%bo = fdiv ninf reassoc <3 x float> <float 1.0, float 2.0, float 3.0>, %x
|
|
%r = shufflevector <3 x float> %bo, <3 x float> poison, <3 x i32> <i32 undef, i32 0, i32 2>
|
|
ret <3 x float> %r
|
|
}
|
|
|
|
define <3 x float> @shuf_fdiv_const_op1(<3 x float> %x) {
|
|
; CHECK-LABEL: @shuf_fdiv_const_op1(
|
|
; CHECK-NEXT: [[BO:%.*]] = fdiv nnan ninf <3 x float> [[X:%.*]], <float 1.000000e+00, float 2.000000e+00, float poison>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x float> [[BO]], <3 x float> poison, <3 x i32> <i32 undef, i32 1, i32 0>
|
|
; CHECK-NEXT: ret <3 x float> [[R]]
|
|
;
|
|
%bo = fdiv ninf nnan <3 x float> %x, <float 1.0, float 2.0, float 3.0>
|
|
%r = shufflevector <3 x float> %bo, <3 x float> poison, <3 x i32> <i32 undef, i32 1, i32 0>
|
|
ret <3 x float> %r
|
|
}
|
|
|
|
define <3 x float> @shuf_frem_const_op0(<3 x float> %x) {
|
|
; CHECK-LABEL: @shuf_frem_const_op0(
|
|
; CHECK-NEXT: [[BO:%.*]] = frem nnan <3 x float> <float 1.000000e+00, float poison, float 3.000000e+00>, [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x float> [[BO]], <3 x float> poison, <3 x i32> <i32 undef, i32 2, i32 0>
|
|
; CHECK-NEXT: ret <3 x float> [[R]]
|
|
;
|
|
%bo = frem nnan <3 x float> <float 1.0, float 2.0, float 3.0>, %x
|
|
%r = shufflevector <3 x float> %bo, <3 x float> poison, <3 x i32> <i32 undef, i32 2, i32 0>
|
|
ret <3 x float> %r
|
|
}
|
|
|
|
define <3 x float> @shuf_frem_const_op1(<3 x float> %x) {
|
|
; CHECK-LABEL: @shuf_frem_const_op1(
|
|
; CHECK-NEXT: [[BO:%.*]] = frem reassoc ninf <3 x float> [[X:%.*]], <float poison, float 2.000000e+00, float 3.000000e+00>
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <3 x float> [[BO]], <3 x float> poison, <3 x i32> <i32 1, i32 undef, i32 2>
|
|
; CHECK-NEXT: ret <3 x float> [[R]]
|
|
;
|
|
%bo = frem ninf reassoc <3 x float> %x, <float 1.0, float 2.0, float 3.0>
|
|
%r = shufflevector <3 x float> %bo, <3 x float> poison, <3 x i32> <i32 1, i32 undef, i32 2>
|
|
ret <3 x float> %r
|
|
}
|
|
|
|
;; TODO: getelementptr tests below show missing simplifications for
|
|
;; vector demanded elements on vector geps.
|
|
|
|
define i32* @gep_vbase_w_s_idx(<2 x i32*> %base) {
|
|
; CHECK-LABEL: @gep_vbase_w_s_idx(
|
|
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, <2 x i32*> [[BASE:%.*]], i64 1
|
|
; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x i32*> [[GEP]], i32 1
|
|
; CHECK-NEXT: ret i32* [[EE]]
|
|
;
|
|
%gep = getelementptr i32, <2 x i32*> %base, i64 1
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
define i32* @gep_splat_base_w_s_idx(i32* %base) {
|
|
; CHECK-LABEL: @gep_splat_base_w_s_idx(
|
|
; CHECK-NEXT: [[BASEVEC2:%.*]] = insertelement <2 x i32*> poison, i32* [[BASE:%.*]], i32 1
|
|
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, <2 x i32*> [[BASEVEC2]], i64 1
|
|
; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x i32*> [[GEP]], i32 1
|
|
; CHECK-NEXT: ret i32* [[EE]]
|
|
;
|
|
%basevec1 = insertelement <2 x i32*> poison, i32* %base, i32 0
|
|
%basevec2 = shufflevector <2 x i32*> %basevec1, <2 x i32*> poison, <2 x i32> zeroinitializer
|
|
%gep = getelementptr i32, <2 x i32*> %basevec2, i64 1
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
|
|
define i32* @gep_splat_base_w_cv_idx(i32* %base) {
|
|
; CHECK-LABEL: @gep_splat_base_w_cv_idx(
|
|
; CHECK-NEXT: [[BASEVEC2:%.*]] = insertelement <2 x i32*> poison, i32* [[BASE:%.*]], i32 1
|
|
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, <2 x i32*> [[BASEVEC2]], <2 x i64> <i64 poison, i64 1>
|
|
; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x i32*> [[GEP]], i32 1
|
|
; CHECK-NEXT: ret i32* [[EE]]
|
|
;
|
|
%basevec1 = insertelement <2 x i32*> poison, i32* %base, i32 0
|
|
%basevec2 = shufflevector <2 x i32*> %basevec1, <2 x i32*> poison, <2 x i32> zeroinitializer
|
|
%gep = getelementptr i32, <2 x i32*> %basevec2, <2 x i64> <i64 0, i64 1>
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
define i32* @gep_splat_base_w_vidx(i32* %base, <2 x i64> %idxvec) {
|
|
; CHECK-LABEL: @gep_splat_base_w_vidx(
|
|
; CHECK-NEXT: [[BASEVEC2:%.*]] = insertelement <2 x i32*> poison, i32* [[BASE:%.*]], i32 1
|
|
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, <2 x i32*> [[BASEVEC2]], <2 x i64> [[IDXVEC:%.*]]
|
|
; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x i32*> [[GEP]], i32 1
|
|
; CHECK-NEXT: ret i32* [[EE]]
|
|
;
|
|
%basevec1 = insertelement <2 x i32*> poison, i32* %base, i32 0
|
|
%basevec2 = shufflevector <2 x i32*> %basevec1, <2 x i32*> poison, <2 x i32> zeroinitializer
|
|
%gep = getelementptr i32, <2 x i32*> %basevec2, <2 x i64> %idxvec
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
|
|
@GLOBAL = internal global i32 zeroinitializer
|
|
|
|
define i32* @gep_cvbase_w_s_idx(<2 x i32*> %base, i64 %raw_addr) {
|
|
; CHECK-LABEL: @gep_cvbase_w_s_idx(
|
|
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, <2 x i32*> <i32* poison, i32* @GLOBAL>, i64 [[RAW_ADDR:%.*]]
|
|
; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x i32*> [[GEP]], i32 1
|
|
; CHECK-NEXT: ret i32* [[EE]]
|
|
;
|
|
%gep = getelementptr i32, <2 x i32*> <i32* @GLOBAL, i32* @GLOBAL>, i64 %raw_addr
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
define i32* @gep_cvbase_w_cv_idx(<2 x i32*> %base, i64 %raw_addr) {
|
|
; CHECK-LABEL: @gep_cvbase_w_cv_idx(
|
|
; CHECK-NEXT: ret i32* getelementptr inbounds (i32, i32* @GLOBAL, i64 1)
|
|
;
|
|
%gep = getelementptr i32, <2 x i32*> <i32* @GLOBAL, i32* @GLOBAL>, <2 x i64> <i64 0, i64 1>
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
|
|
define i32* @gep_sbase_w_cv_idx(i32* %base) {
|
|
; CHECK-LABEL: @gep_sbase_w_cv_idx(
|
|
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, i32* [[BASE:%.*]], <2 x i64> <i64 poison, i64 1>
|
|
; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x i32*> [[GEP]], i32 1
|
|
; CHECK-NEXT: ret i32* [[EE]]
|
|
;
|
|
%gep = getelementptr i32, i32* %base, <2 x i64> <i64 0, i64 1>
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
define i32* @gep_sbase_w_splat_idx(i32* %base, i64 %idx) {
|
|
; CHECK-LABEL: @gep_sbase_w_splat_idx(
|
|
; CHECK-NEXT: [[IDXVEC2:%.*]] = insertelement <2 x i64> poison, i64 [[IDX:%.*]], i32 1
|
|
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, i32* [[BASE:%.*]], <2 x i64> [[IDXVEC2]]
|
|
; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x i32*> [[GEP]], i32 1
|
|
; CHECK-NEXT: ret i32* [[EE]]
|
|
;
|
|
%idxvec1 = insertelement <2 x i64> poison, i64 %idx, i32 0
|
|
%idxvec2 = shufflevector <2 x i64> %idxvec1, <2 x i64> poison, <2 x i32> zeroinitializer
|
|
%gep = getelementptr i32, i32* %base, <2 x i64> %idxvec2
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
define i32* @gep_splat_both(i32* %base, i64 %idx) {
|
|
; CHECK-LABEL: @gep_splat_both(
|
|
; CHECK-NEXT: [[BASEVEC2:%.*]] = insertelement <2 x i32*> poison, i32* [[BASE:%.*]], i32 1
|
|
; CHECK-NEXT: [[IDXVEC2:%.*]] = insertelement <2 x i64> poison, i64 [[IDX:%.*]], i32 1
|
|
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, <2 x i32*> [[BASEVEC2]], <2 x i64> [[IDXVEC2]]
|
|
; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x i32*> [[GEP]], i32 1
|
|
; CHECK-NEXT: ret i32* [[EE]]
|
|
;
|
|
%basevec1 = insertelement <2 x i32*> poison, i32* %base, i32 0
|
|
%basevec2 = shufflevector <2 x i32*> %basevec1, <2 x i32*> poison, <2 x i32> zeroinitializer
|
|
%idxvec1 = insertelement <2 x i64> poison, i64 %idx, i32 0
|
|
%idxvec2 = shufflevector <2 x i64> %idxvec1, <2 x i64> poison, <2 x i32> zeroinitializer
|
|
%gep = getelementptr i32, <2 x i32*> %basevec2, <2 x i64> %idxvec2
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
define <2 x i32*> @gep_all_lanes_undef(i32* %base, i64 %idx) {;
|
|
; CHECK-LABEL: @gep_all_lanes_undef(
|
|
; CHECK-NEXT: ret <2 x i32*> undef
|
|
;
|
|
%basevec = insertelement <2 x i32*> poison, i32* %base, i32 0
|
|
%idxvec = insertelement <2 x i64> poison, i64 %idx, i32 1
|
|
%gep = getelementptr i32, <2 x i32*> %basevec, <2 x i64> %idxvec
|
|
ret <2 x i32*> %gep
|
|
}
|
|
|
|
define i32* @gep_demanded_lane_undef(i32* %base, i64 %idx) {
|
|
; CHECK-LABEL: @gep_demanded_lane_undef(
|
|
; CHECK-NEXT: ret i32* undef
|
|
;
|
|
%basevec = insertelement <2 x i32*> poison, i32* %base, i32 0
|
|
%idxvec = insertelement <2 x i64> poison, i64 %idx, i32 1
|
|
%gep = getelementptr i32, <2 x i32*> %basevec, <2 x i64> %idxvec
|
|
%ee = extractelement <2 x i32*> %gep, i32 1
|
|
ret i32* %ee
|
|
}
|
|
|
|
|
|
;; LangRef has an odd quirk around FCAs which make it illegal to use undef
|
|
;; indices.
|
|
define i32* @PR41624(<2 x { i32, i32 }*> %a) {
|
|
; CHECK-LABEL: @PR41624(
|
|
; CHECK-NEXT: [[W:%.*]] = getelementptr { i32, i32 }, <2 x { i32, i32 }*> [[A:%.*]], <2 x i64> <i64 5, i64 5>, <2 x i32> zeroinitializer
|
|
; CHECK-NEXT: [[R:%.*]] = extractelement <2 x i32*> [[W]], i32 0
|
|
; CHECK-NEXT: ret i32* [[R]]
|
|
;
|
|
%w = getelementptr { i32, i32 }, <2 x { i32, i32 }*> %a, <2 x i64> <i64 5, i64 5>, <2 x i32> zeroinitializer
|
|
%r = extractelement <2 x i32*> %w, i32 0
|
|
ret i32* %r
|
|
}
|
|
|
|
@global = external global [0 x i32], align 4
|
|
|
|
; Make sure we don't get stuck in a loop turning the zeroinitializer into
|
|
; <0, undef, undef, undef> and then changing it back.
|
|
define i32* @zero_sized_type_extract(<4 x i64> %arg, i64 %arg1) {
|
|
; CHECK-LABEL: @zero_sized_type_extract(
|
|
; CHECK-NEXT: bb:
|
|
; CHECK-NEXT: [[T:%.*]] = getelementptr inbounds [0 x i32], <4 x [0 x i32]*> <[0 x i32]* @global, [0 x i32]* poison, [0 x i32]* poison, [0 x i32]* poison>, <4 x i64> <i64 0, i64 poison, i64 poison, i64 poison>, <4 x i64> [[ARG:%.*]]
|
|
; CHECK-NEXT: [[T2:%.*]] = extractelement <4 x i32*> [[T]], i64 0
|
|
; CHECK-NEXT: ret i32* [[T2]]
|
|
;
|
|
bb:
|
|
%t = getelementptr inbounds [0 x i32], <4 x [0 x i32]*> <[0 x i32]* @global, [0 x i32]* @global, [0 x i32]* @global, [0 x i32]* @global>, <4 x i64> zeroinitializer, <4 x i64> %arg
|
|
%t2 = extractelement <4 x i32*> %t, i64 0
|
|
ret i32* %t2
|
|
}
|
|
|
|
; The non-zero elements of the result are always 'y', so the splat is unnecessary.
|
|
|
|
define <4 x i8> @select_cond_with_eq_true_false_elts(<4 x i8> %x, <4 x i8> %y, <4 x i1> %cmp) {
|
|
; CHECK-LABEL: @select_cond_with_eq_true_false_elts(
|
|
; CHECK-NEXT: [[SEL:%.*]] = select <4 x i1> [[CMP:%.*]], <4 x i8> [[X:%.*]], <4 x i8> [[Y:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <4 x i8> [[SEL]], <4 x i8> [[Y]], <4 x i32> <i32 0, i32 5, i32 6, i32 7>
|
|
; CHECK-NEXT: ret <4 x i8> [[R]]
|
|
;
|
|
%tval = shufflevector <4 x i8> %x, <4 x i8> %y, <4 x i32> <i32 0, i32 5, i32 6, i32 7>
|
|
%splat = shufflevector <4 x i1> %cmp, <4 x i1> poison, <4 x i32> zeroinitializer
|
|
%r = select <4 x i1> %splat, <4 x i8> %tval, <4 x i8> %y
|
|
ret <4 x i8> %r
|
|
}
|
|
|
|
; First element of the result is always x[0], so first element of select condition is unnecessary.
|
|
|
|
define <4 x i8> @select_cond_with_eq_true_false_elts2(<4 x i8> %x, <4 x i8> %y, <4 x i1> %cmp) {
|
|
; CHECK-LABEL: @select_cond_with_eq_true_false_elts2(
|
|
; CHECK-NEXT: [[COND:%.*]] = shufflevector <4 x i1> [[CMP:%.*]], <4 x i1> poison, <4 x i32> <i32 undef, i32 1, i32 0, i32 1>
|
|
; CHECK-NEXT: [[SEL:%.*]] = select <4 x i1> [[COND]], <4 x i8> [[Y:%.*]], <4 x i8> [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <4 x i8> [[X]], <4 x i8> [[SEL]], <4 x i32> <i32 0, i32 5, i32 6, i32 7>
|
|
; CHECK-NEXT: ret <4 x i8> [[R]]
|
|
;
|
|
%tval = shufflevector <4 x i8> %x, <4 x i8> %y, <4 x i32> <i32 0, i32 5, i32 6, i32 7>
|
|
%cond = shufflevector <4 x i1> %cmp, <4 x i1> poison, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
|
|
%r = select <4 x i1> %cond, <4 x i8> %tval, <4 x i8> %x
|
|
ret <4 x i8> %r
|
|
}
|
|
|
|
; Second element of the result is always x[3], so second element of select condition is unnecessary.
|
|
; Fourth element of the result is always undef, so fourth element of select condition is unnecessary.
|
|
|
|
define <4 x float> @select_cond_with_eq_true_false_elts3(<4 x float> %x, <4 x float> %y, <4 x i1> %cmp) {
|
|
; CHECK-LABEL: @select_cond_with_eq_true_false_elts3(
|
|
; CHECK-NEXT: [[TVAL:%.*]] = shufflevector <4 x float> [[X:%.*]], <4 x float> [[Y:%.*]], <4 x i32> <i32 1, i32 3, i32 5, i32 undef>
|
|
; CHECK-NEXT: [[FVAL:%.*]] = shufflevector <4 x float> [[Y]], <4 x float> [[X]], <4 x i32> <i32 0, i32 7, i32 6, i32 undef>
|
|
; CHECK-NEXT: [[COND:%.*]] = shufflevector <4 x i1> [[CMP:%.*]], <4 x i1> poison, <4 x i32> <i32 undef, i32 1, i32 2, i32 3>
|
|
; CHECK-NEXT: [[R:%.*]] = select <4 x i1> [[COND]], <4 x float> [[TVAL]], <4 x float> [[FVAL]]
|
|
; CHECK-NEXT: ret <4 x float> [[R]]
|
|
;
|
|
%tval = shufflevector <4 x float> %x, <4 x float> %y, <4 x i32> <i32 1, i32 3, i32 5, i32 undef>
|
|
%fval = shufflevector <4 x float> %y, <4 x float> %x, <4 x i32> <i32 0, i32 7, i32 6, i32 undef>
|
|
%cond = shufflevector <4 x i1> %cmp, <4 x i1> poison, <4 x i32> <i32 undef, i32 1, i32 2, i32 3>
|
|
%r = select <4 x i1> %cond, <4 x float> %tval, <4 x float> %fval
|
|
ret <4 x float> %r
|
|
}
|
|
|
|
define <4 x i8> @select_cond_with_undef_true_false_elts(<4 x i8> %x, <4 x i8> %y, <4 x i1> %cmp) {
|
|
; CHECK-LABEL: @select_cond_with_undef_true_false_elts(
|
|
; CHECK-NEXT: [[TVAL:%.*]] = shufflevector <4 x i8> [[Y:%.*]], <4 x i8> poison, <4 x i32> <i32 undef, i32 1, i32 2, i32 3>
|
|
; CHECK-NEXT: [[COND:%.*]] = shufflevector <4 x i1> [[CMP:%.*]], <4 x i1> poison, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
|
|
; CHECK-NEXT: [[R:%.*]] = select <4 x i1> [[COND]], <4 x i8> [[TVAL]], <4 x i8> [[X:%.*]]
|
|
; CHECK-NEXT: ret <4 x i8> [[R]]
|
|
;
|
|
%tval = shufflevector <4 x i8> %x, <4 x i8> %y, <4 x i32> <i32 undef, i32 5, i32 6, i32 7>
|
|
%cond = shufflevector <4 x i1> %cmp, <4 x i1> poison, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
|
|
%r = select <4 x i1> %cond, <4 x i8> %tval, <4 x i8> %x
|
|
ret <4 x i8> %r
|
|
}
|
|
|
|
; The insert can be safely eliminated because the shuffle blocks poison from cmp[0].
|
|
|
|
define <4 x i8> @select_cond_(<4 x i8> %x, <4 x i8> %min, <4 x i1> %cmp, i1 %poison_blocker) {
|
|
; CHECK-LABEL: @select_cond_(
|
|
; CHECK-NEXT: [[SEL:%.*]] = select <4 x i1> [[CMP:%.*]], <4 x i8> [[MIN:%.*]], <4 x i8> [[X:%.*]]
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <4 x i8> [[X]], <4 x i8> [[SEL]], <4 x i32> <i32 0, i32 5, i32 6, i32 7>
|
|
; CHECK-NEXT: ret <4 x i8> [[R]]
|
|
;
|
|
%ins = insertelement <4 x i1> %cmp, i1 %poison_blocker, i32 0
|
|
%vecins = shufflevector <4 x i8> %x, <4 x i8> %min, <4 x i32> <i32 0, i32 5, i32 6, i32 7>
|
|
%r = select <4 x i1> %ins, <4 x i8> %vecins, <4 x i8> %x
|
|
ret <4 x i8> %r
|
|
}
|
|
|
|
define <4 x float> @ins_of_ext(<4 x float> %x, float %y) {
|
|
; CHECK-LABEL: @ins_of_ext(
|
|
; CHECK-NEXT: [[I1:%.*]] = insertelement <4 x float> [[X:%.*]], float [[Y:%.*]], i32 1
|
|
; CHECK-NEXT: [[I2:%.*]] = insertelement <4 x float> [[I1]], float [[Y]], i32 2
|
|
; CHECK-NEXT: [[I3:%.*]] = insertelement <4 x float> [[I2]], float [[Y]], i32 3
|
|
; CHECK-NEXT: ret <4 x float> [[I3]]
|
|
;
|
|
%e0 = extractelement <4 x float> %x, i32 0
|
|
%i0 = insertelement <4 x float> poison, float %e0, i32 0
|
|
%i1 = insertelement <4 x float> %i0, float %y, i32 1
|
|
%i2 = insertelement <4 x float> %i1, float %y, i32 2
|
|
%i3 = insertelement <4 x float> %i2, float %y, i32 3
|
|
ret <4 x float> %i3
|
|
}
|
|
|
|
define <4 x float> @ins_of_ext_twice(<4 x float> %x, float %y) {
|
|
; CHECK-LABEL: @ins_of_ext_twice(
|
|
; CHECK-NEXT: [[I2:%.*]] = insertelement <4 x float> [[X:%.*]], float [[Y:%.*]], i32 2
|
|
; CHECK-NEXT: [[I3:%.*]] = insertelement <4 x float> [[I2]], float [[Y]], i32 3
|
|
; CHECK-NEXT: ret <4 x float> [[I3]]
|
|
;
|
|
%e0 = extractelement <4 x float> %x, i32 0
|
|
%i0 = insertelement <4 x float> poison, float %e0, i32 0
|
|
%e1 = extractelement <4 x float> %x, i32 1
|
|
%i1 = insertelement <4 x float> %i0, float %e1, i32 1
|
|
%i2 = insertelement <4 x float> %i1, float %y, i32 2
|
|
%i3 = insertelement <4 x float> %i2, float %y, i32 3
|
|
ret <4 x float> %i3
|
|
}
|
|
|
|
; Negative test - element 3 of the result must be undef to be poison safe.
|
|
; TODO: Could convert insert/extract to identity shuffle with undef mask elements.
|
|
|
|
define <4 x float> @ins_of_ext_wrong_demand(<4 x float> %x, float %y) {
|
|
; CHECK-LABEL: @ins_of_ext_wrong_demand(
|
|
; CHECK-NEXT: [[E0:%.*]] = extractelement <4 x float> [[X:%.*]], i32 0
|
|
; CHECK-NEXT: [[I0:%.*]] = insertelement <4 x float> poison, float [[E0]], i32 0
|
|
; CHECK-NEXT: [[I1:%.*]] = insertelement <4 x float> [[I0]], float [[Y:%.*]], i32 1
|
|
; CHECK-NEXT: [[I2:%.*]] = insertelement <4 x float> [[I1]], float [[Y]], i32 2
|
|
; CHECK-NEXT: ret <4 x float> [[I2]]
|
|
;
|
|
%e0 = extractelement <4 x float> %x, i32 0
|
|
%i0 = insertelement <4 x float> poison, float %e0, i32 0
|
|
%i1 = insertelement <4 x float> %i0, float %y, i32 1
|
|
%i2 = insertelement <4 x float> %i1, float %y, i32 2
|
|
ret <4 x float> %i2
|
|
}
|
|
|
|
; Negative test - can't replace i0 with x.
|
|
; TODO: Could convert insert/extract to identity shuffle with undef mask elements.
|
|
|
|
define <4 x float> @ins_of_ext_wrong_type(<5 x float> %x, float %y) {
|
|
; CHECK-LABEL: @ins_of_ext_wrong_type(
|
|
; CHECK-NEXT: [[E0:%.*]] = extractelement <5 x float> [[X:%.*]], i32 0
|
|
; CHECK-NEXT: [[I0:%.*]] = insertelement <4 x float> poison, float [[E0]], i32 0
|
|
; CHECK-NEXT: [[I1:%.*]] = insertelement <4 x float> [[I0]], float [[Y:%.*]], i32 1
|
|
; CHECK-NEXT: [[I2:%.*]] = insertelement <4 x float> [[I1]], float [[Y]], i32 2
|
|
; CHECK-NEXT: [[I3:%.*]] = insertelement <4 x float> [[I2]], float [[Y]], i32 3
|
|
; CHECK-NEXT: ret <4 x float> [[I3]]
|
|
;
|
|
%e0 = extractelement <5 x float> %x, i32 0
|
|
%i0 = insertelement <4 x float> poison, float %e0, i32 0
|
|
%i1 = insertelement <4 x float> %i0, float %y, i32 1
|
|
%i2 = insertelement <4 x float> %i1, float %y, i32 2
|
|
%i3 = insertelement <4 x float> %i2, float %y, i32 3
|
|
ret <4 x float> %i3
|
|
}
|
|
|
|
; This should reduce, but the shuffle mask must remain as-is (no extra undef).
|
|
|
|
define <4 x i4> @ins_of_ext_undef_elts_propagation(<4 x i4> %v, <4 x i4> %v2, i4 %x) {
|
|
; CHECK-LABEL: @ins_of_ext_undef_elts_propagation(
|
|
; CHECK-NEXT: [[T2:%.*]] = insertelement <4 x i4> [[V:%.*]], i4 [[X:%.*]], i32 2
|
|
; CHECK-NEXT: [[R:%.*]] = shufflevector <4 x i4> [[T2]], <4 x i4> [[V2:%.*]], <4 x i32> <i32 0, i32 6, i32 2, i32 7>
|
|
; CHECK-NEXT: ret <4 x i4> [[R]]
|
|
;
|
|
%v0 = extractelement <4 x i4> %v, i32 0
|
|
%t0 = insertelement <4 x i4> poison, i4 %v0, i32 0
|
|
%t2 = insertelement <4 x i4> %t0, i4 %x, i32 2
|
|
%r = shufflevector <4 x i4> %t2, <4 x i4> %v2, <4 x i32> <i32 0, i32 6, i32 2, i32 7>
|
|
ret <4 x i4> %r
|
|
}
|
|
|
|
; Similar to above, but more ops/uses to verify things work in more complicated cases.
|
|
|
|
define <8 x i4> @ins_of_ext_undef_elts_propagation2(<8 x i4> %v, <8 x i4> %v2, i4 %x) {
|
|
; CHECK-LABEL: @ins_of_ext_undef_elts_propagation2(
|
|
; CHECK-NEXT: [[I19:%.*]] = insertelement <8 x i4> [[V:%.*]], i4 [[X:%.*]], i32 2
|
|
; CHECK-NEXT: [[I20:%.*]] = shufflevector <8 x i4> [[I19]], <8 x i4> [[V2:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 11, i32 10, i32 9, i32 8, i32 undef>
|
|
; CHECK-NEXT: [[I21:%.*]] = shufflevector <8 x i4> [[I20]], <8 x i4> [[V]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 15>
|
|
; CHECK-NEXT: ret <8 x i4> [[I21]]
|
|
;
|
|
%i15 = extractelement <8 x i4> %v, i32 0
|
|
%i16 = insertelement <8 x i4> poison, i4 %i15, i32 0
|
|
%i17 = extractelement <8 x i4> %v, i32 1
|
|
%i18 = insertelement <8 x i4> %i16, i4 %i17, i32 1
|
|
%i19 = insertelement <8 x i4> %i18, i4 %x, i32 2
|
|
%i20 = shufflevector <8 x i4> %i19, <8 x i4> %v2, <8 x i32> <i32 0, i32 1, i32 2, i32 11, i32 10, i32 9, i32 8, i32 undef>
|
|
%i21 = shufflevector <8 x i4> %i20, <8 x i4> %v, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 15>
|
|
ret <8 x i4> %i21
|
|
}
|