954ea0f044
Get rid of non-constant and undef indices of insertelements at `buildTree()` stage. Fix bugs. Differential Revision: https://reviews.llvm.org/D119623
68 lines
2.6 KiB
LLVM
68 lines
2.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -slp-vectorizer < %s | FileCheck %s
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; These all crashing before patch
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define <2 x i8> @negative_index(<2 x i8> %aux_vec, i8* %in) {
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; CHECK-LABEL: @negative_index(
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; CHECK-NEXT: [[IN0:%.*]] = load i8, i8* [[IN:%.*]], align 4
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; CHECK-NEXT: [[G1:%.*]] = getelementptr inbounds i8, i8* [[IN]], i64 1
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; CHECK-NEXT: [[IN1:%.*]] = load i8, i8* [[G1]], align 4
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; CHECK-NEXT: [[V0:%.*]] = insertelement <2 x i8> [[AUX_VEC:%.*]], i8 [[IN0]], i8 -1
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; CHECK-NEXT: [[V1:%.*]] = insertelement <2 x i8> [[V0]], i8 [[IN1]], i64 1
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; CHECK-NEXT: [[OUT:%.*]] = add <2 x i8> [[V1]], [[V1]]
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; CHECK-NEXT: ret <2 x i8> [[OUT]]
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;
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%in0 = load i8, i8* %in, align 4
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%g1 = getelementptr inbounds i8, i8* %in, i64 1
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%in1 = load i8, i8* %g1, align 4
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%v0 = insertelement <2 x i8> %aux_vec, i8 %in0, i8 -1
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%v1 = insertelement <2 x i8> %v0, i8 %in1, i64 1
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%out = add <2 x i8> %v1, %v1
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ret <2 x i8> %out
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}
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define <2 x i8> @exceed_index(<2 x i8> %aux_vec, i8* %in) {
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; CHECK-LABEL: @exceed_index(
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; CHECK-NEXT: [[IN0:%.*]] = load i8, i8* [[IN:%.*]], align 4
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; CHECK-NEXT: [[G1:%.*]] = getelementptr inbounds i8, i8* [[IN]], i64 1
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; CHECK-NEXT: [[IN1:%.*]] = load i8, i8* [[G1]], align 4
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; CHECK-NEXT: [[V0:%.*]] = insertelement <2 x i8> [[AUX_VEC:%.*]], i8 [[IN0]], i8 2
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; CHECK-NEXT: [[V1:%.*]] = insertelement <2 x i8> [[V0]], i8 [[IN1]], i64 1
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; CHECK-NEXT: [[OUT:%.*]] = add <2 x i8> [[V1]], [[V1]]
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; CHECK-NEXT: ret <2 x i8> [[OUT]]
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;
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%in0 = load i8, i8* %in, align 4
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%g1 = getelementptr inbounds i8, i8* %in, i64 1
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%in1 = load i8, i8* %g1, align 4
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%v0 = insertelement <2 x i8> %aux_vec, i8 %in0, i8 2
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%v1 = insertelement <2 x i8> %v0, i8 %in1, i64 1
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%out = add <2 x i8> %v1, %v1
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ret <2 x i8> %out
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}
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define <2 x i8> @poison_index(<2 x i8> %aux_vec, i8* %in) {
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; CHECK-LABEL: @poison_index(
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; CHECK-NEXT: [[IN0:%.*]] = load i8, i8* [[IN:%.*]], align 4
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; CHECK-NEXT: [[G1:%.*]] = getelementptr inbounds i8, i8* [[IN]], i64 1
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; CHECK-NEXT: [[IN1:%.*]] = load i8, i8* [[G1]], align 4
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; CHECK-NEXT: [[V0:%.*]] = insertelement <2 x i8> [[AUX_VEC:%.*]], i8 [[IN0]], i8 poison
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; CHECK-NEXT: [[V1:%.*]] = insertelement <2 x i8> [[V0]], i8 [[IN1]], i64 1
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; CHECK-NEXT: [[OUT:%.*]] = add <2 x i8> [[V1]], [[V1]]
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; CHECK-NEXT: ret <2 x i8> [[OUT]]
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;
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%in0 = load i8, i8* %in, align 4
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%g1 = getelementptr inbounds i8, i8* %in, i64 1
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%in1 = load i8, i8* %g1, align 4
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%v0 = insertelement <2 x i8> %aux_vec, i8 %in0, i8 poison
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%v1 = insertelement <2 x i8> %v0, i8 %in1, i64 1
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%out = add <2 x i8> %v1, %v1
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ret <2 x i8> %out
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}
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