derek.holloway
7502bf64a4
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89 lines
4.7 KiB
LLVM
89 lines
4.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -passes=slp-vectorizer -S -slp-revec -slp-max-reg-size=1024 -slp-threshold=-1000 %s | FileCheck %s
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; The 4 stores can be re-vectorised, make sure the poison sources
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; are safely handled when trying to vectorise [ %0, poison, poison, %1 ]
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define void @test_missing_lanes_1_2(ptr %ptr, i32 %val0, i32 %val1) {
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; CHECK-LABEL: @test_missing_lanes_1_2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 [[VAL0:%.*]], i32 0
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; CHECK-NEXT: [[TMP1:%.*]] = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 [[VAL1:%.*]], i32 0
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; CHECK-NEXT: [[GETELEMENTPTR0:%.*]] = getelementptr i32, ptr [[PTR:%.*]], i64 0
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; CHECK-NEXT: store <4 x i32> [[TMP0]], ptr [[GETELEMENTPTR0]], align 4
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; CHECK-NEXT: [[GETELEMENTPTR1:%.*]] = getelementptr i32, ptr [[PTR]], i64 4
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; CHECK-NEXT: store <8 x i32> poison, ptr [[GETELEMENTPTR1]], align 4
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; CHECK-NEXT: [[GETELEMENTPTR3:%.*]] = getelementptr i32, ptr [[PTR]], i64 12
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; CHECK-NEXT: store <4 x i32> [[TMP1]], ptr [[GETELEMENTPTR3]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%0 = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 %val0, i32 0
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%1 = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 %val1, i32 0
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%getelementptr0 = getelementptr i32, ptr %ptr, i64 0
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store <4 x i32> %0, ptr %getelementptr0, align 4
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%getelementptr1 = getelementptr i32, ptr %ptr, i64 4
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store <4 x i32> poison, ptr %getelementptr1, align 4
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%getelementptr2 = getelementptr i32, ptr %ptr, i64 8
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store <4 x i32> poison, ptr %getelementptr2, align 4
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%getelementptr3 = getelementptr i32, ptr %ptr, i64 12
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store <4 x i32> %1, ptr %getelementptr3, align 4
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ret void
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}
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; The 4 stores can be re-vectorised, make sure the poison sources
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; are safely handled when trying to vectorise [ %0, poison, %1, poison ]
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define void @test_missing_lanes_1_3(ptr %ptr, i32 %val0, i32 %val1) {
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; CHECK-LABEL: @test_missing_lanes_1_3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 [[VAL0:%.*]], i32 0
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; CHECK-NEXT: [[TMP1:%.*]] = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 [[VAL1:%.*]], i32 0
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; CHECK-NEXT: [[GETELEMENTPTR0:%.*]] = getelementptr i32, ptr [[PTR:%.*]], i64 0
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; CHECK-NEXT: store <4 x i32> [[TMP0]], ptr [[GETELEMENTPTR0]], align 4
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; CHECK-NEXT: [[GETELEMENTPTR1:%.*]] = getelementptr i32, ptr [[PTR]], i64 4
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; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <4 x i32> [[TMP1]], <4 x i32> poison, <8 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3>
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; CHECK-NEXT: store <8 x i32> [[TMP2]], ptr [[GETELEMENTPTR1]], align 4
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; CHECK-NEXT: [[GETELEMENTPTR3:%.*]] = getelementptr i32, ptr [[PTR]], i64 12
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; CHECK-NEXT: store <4 x i32> poison, ptr [[GETELEMENTPTR3]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%0 = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 %val0, i32 0
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%1 = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 %val1, i32 0
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%getelementptr0 = getelementptr i32, ptr %ptr, i64 0
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store <4 x i32> %0, ptr %getelementptr0, align 4
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%getelementptr1 = getelementptr i32, ptr %ptr, i64 4
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store <4 x i32> poison, ptr %getelementptr1, align 4
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%getelementptr2 = getelementptr i32, ptr %ptr, i64 8
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store <4 x i32> %1, ptr %getelementptr2, align 4
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%getelementptr3 = getelementptr i32, ptr %ptr, i64 12
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store <4 x i32> poison, ptr %getelementptr3, align 4
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ret void
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}
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; This could be re-vectorised to use a store <8 x i32> instruction.
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define void @test_valid_value_operands(ptr %ptr, i32 %val0, i32 %val1) {
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; CHECK-LABEL: @test_valid_value_operands(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 [[VAL0:%.*]], i32 0
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; CHECK-NEXT: [[TMP1:%.*]] = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 [[VAL1:%.*]], i32 0
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; CHECK-NEXT: [[GETELEMENTPTR0:%.*]] = getelementptr i32, ptr [[PTR:%.*]], i64 0
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; CHECK-NEXT: store <4 x i32> [[TMP0]], ptr [[GETELEMENTPTR0]], align 4
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; CHECK-NEXT: [[GETELEMENTPTR1:%.*]] = getelementptr i32, ptr [[PTR]], i64 4
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; CHECK-NEXT: store <4 x i32> [[TMP1]], ptr [[GETELEMENTPTR1]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%0 = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 %val0, i32 0
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%1 = insertelement <4 x i32> <i32 poison, i32 0, i32 0, i32 0>, i32 %val1, i32 0
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%getelementptr0 = getelementptr i32, ptr %ptr, i64 0
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store <4 x i32> %0, ptr %getelementptr0, align 4
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%getelementptr1 = getelementptr i32, ptr %ptr, i64 4
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store <4 x i32> %1, ptr %getelementptr1, align 4
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ret void
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}
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