194 lines
9.0 KiB
LLVM
194 lines
9.0 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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target triple = "aarch64--linux-gnu"
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; This checks that we we prefer splats rather than load vectors + shuffles.
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; A load + broadcast can be done efficiently with a single `ld1r` instruction.
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define void @splat_loads_double(double *%array1, double *%array2, double *%ptrA, double *%ptrB) {
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; CHECK-LABEL: @splat_loads_double(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[GEP_1_0:%.*]] = getelementptr inbounds double, double* [[ARRAY1:%.*]], i64 0
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; CHECK-NEXT: [[GEP_2_0:%.*]] = getelementptr inbounds double, double* [[ARRAY2:%.*]], i64 0
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; CHECK-NEXT: [[GEP_2_1:%.*]] = getelementptr inbounds double, double* [[ARRAY2]], i64 1
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; CHECK-NEXT: [[LD_2_0:%.*]] = load double, double* [[GEP_2_0]], align 8
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; CHECK-NEXT: [[LD_2_1:%.*]] = load double, double* [[GEP_2_1]], align 8
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast double* [[GEP_1_0]] to <2 x double>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <2 x double>, <2 x double>* [[TMP0]], align 8
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x double> poison, double [[LD_2_0]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = insertelement <2 x double> [[TMP2]], double [[LD_2_0]], i32 1
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; CHECK-NEXT: [[TMP4:%.*]] = fmul <2 x double> [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[TMP5:%.*]] = insertelement <2 x double> poison, double [[LD_2_1]], i32 0
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; CHECK-NEXT: [[TMP6:%.*]] = insertelement <2 x double> [[TMP5]], double [[LD_2_1]], i32 1
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; CHECK-NEXT: [[TMP7:%.*]] = fmul <2 x double> [[TMP1]], [[TMP6]]
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; CHECK-NEXT: [[TMP8:%.*]] = fadd <2 x double> [[TMP4]], [[TMP7]]
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; CHECK-NEXT: [[TMP9:%.*]] = bitcast double* [[GEP_1_0]] to <2 x double>*
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; CHECK-NEXT: store <2 x double> [[TMP8]], <2 x double>* [[TMP9]], align 8
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; CHECK-NEXT: ret void
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;
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entry:
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%gep_1_0 = getelementptr inbounds double, double* %array1, i64 0
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%gep_1_1 = getelementptr inbounds double, double* %array1, i64 1
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%ld_1_0 = load double, double* %gep_1_0, align 8
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%ld_1_1 = load double, double* %gep_1_1, align 8
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%gep_2_0 = getelementptr inbounds double, double* %array2, i64 0
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%gep_2_1 = getelementptr inbounds double, double* %array2, i64 1
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%ld_2_0 = load double, double* %gep_2_0, align 8
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%ld_2_1 = load double, double* %gep_2_1, align 8
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%mul0 = fmul double %ld_1_0, %ld_2_0
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%mul1 = fmul double %ld_1_1, %ld_2_0
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%mul2 = fmul double %ld_1_0, %ld_2_1
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%mul3 = fmul double %ld_1_1, %ld_2_1
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%add0 = fadd double %mul0, %mul2
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%add1 = fadd double %mul1, %mul3
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store double %add0, double *%gep_1_0
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store double %add1, double *%gep_1_1
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ret void
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}
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; Same but with float instead of double
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define void @splat_loads_float(float *%array1, float *%array2, float *%ptrA, float *%ptrB) {
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; CHECK-LABEL: @splat_loads_float(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[GEP_1_0:%.*]] = getelementptr inbounds float, float* [[ARRAY1:%.*]], i64 0
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; CHECK-NEXT: [[GEP_2_0:%.*]] = getelementptr inbounds float, float* [[ARRAY2:%.*]], i64 0
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; CHECK-NEXT: [[GEP_2_1:%.*]] = getelementptr inbounds float, float* [[ARRAY2]], i64 1
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; CHECK-NEXT: [[LD_2_0:%.*]] = load float, float* [[GEP_2_0]], align 8
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; CHECK-NEXT: [[LD_2_1:%.*]] = load float, float* [[GEP_2_1]], align 8
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast float* [[GEP_1_0]] to <2 x float>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <2 x float>, <2 x float>* [[TMP0]], align 8
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x float> poison, float [[LD_2_0]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = insertelement <2 x float> [[TMP2]], float [[LD_2_0]], i32 1
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; CHECK-NEXT: [[TMP4:%.*]] = fmul <2 x float> [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[TMP5:%.*]] = insertelement <2 x float> poison, float [[LD_2_1]], i32 0
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; CHECK-NEXT: [[TMP6:%.*]] = insertelement <2 x float> [[TMP5]], float [[LD_2_1]], i32 1
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; CHECK-NEXT: [[TMP7:%.*]] = fmul <2 x float> [[TMP1]], [[TMP6]]
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; CHECK-NEXT: [[TMP8:%.*]] = fadd <2 x float> [[TMP4]], [[TMP7]]
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; CHECK-NEXT: [[TMP9:%.*]] = bitcast float* [[GEP_1_0]] to <2 x float>*
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; CHECK-NEXT: store <2 x float> [[TMP8]], <2 x float>* [[TMP9]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%gep_1_0 = getelementptr inbounds float, float* %array1, i64 0
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%gep_1_1 = getelementptr inbounds float, float* %array1, i64 1
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%ld_1_0 = load float, float* %gep_1_0, align 8
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%ld_1_1 = load float, float* %gep_1_1, align 8
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%gep_2_0 = getelementptr inbounds float, float* %array2, i64 0
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%gep_2_1 = getelementptr inbounds float, float* %array2, i64 1
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%ld_2_0 = load float, float* %gep_2_0, align 8
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%ld_2_1 = load float, float* %gep_2_1, align 8
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%mul0 = fmul float %ld_1_0, %ld_2_0
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%mul1 = fmul float %ld_1_1, %ld_2_0
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%mul2 = fmul float %ld_1_0, %ld_2_1
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%mul3 = fmul float %ld_1_1, %ld_2_1
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%add0 = fadd float %mul0, %mul2
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%add1 = fadd float %mul1, %mul3
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store float %add0, float *%gep_1_0
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store float %add1, float *%gep_1_1
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ret void
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}
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; Same but with i64
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define void @splat_loads_i64(i64 *%array1, i64 *%array2, i64 *%ptrA, i64 *%ptrB) {
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; CHECK-LABEL: @splat_loads_i64(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[GEP_1_0:%.*]] = getelementptr inbounds i64, i64* [[ARRAY1:%.*]], i64 0
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; CHECK-NEXT: [[GEP_2_0:%.*]] = getelementptr inbounds i64, i64* [[ARRAY2:%.*]], i64 0
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; CHECK-NEXT: [[GEP_2_1:%.*]] = getelementptr inbounds i64, i64* [[ARRAY2]], i64 1
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; CHECK-NEXT: [[LD_2_0:%.*]] = load i64, i64* [[GEP_2_0]], align 8
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; CHECK-NEXT: [[LD_2_1:%.*]] = load i64, i64* [[GEP_2_1]], align 8
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast i64* [[GEP_1_0]] to <2 x i64>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <2 x i64>, <2 x i64>* [[TMP0]], align 8
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x i64> poison, i64 [[LD_2_0]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = insertelement <2 x i64> [[TMP2]], i64 [[LD_2_0]], i32 1
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; CHECK-NEXT: [[TMP4:%.*]] = or <2 x i64> [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[TMP5:%.*]] = insertelement <2 x i64> poison, i64 [[LD_2_1]], i32 0
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; CHECK-NEXT: [[TMP6:%.*]] = insertelement <2 x i64> [[TMP5]], i64 [[LD_2_1]], i32 1
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; CHECK-NEXT: [[TMP7:%.*]] = or <2 x i64> [[TMP1]], [[TMP6]]
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; CHECK-NEXT: [[TMP8:%.*]] = add <2 x i64> [[TMP4]], [[TMP7]]
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; CHECK-NEXT: [[TMP9:%.*]] = bitcast i64* [[GEP_1_0]] to <2 x i64>*
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; CHECK-NEXT: store <2 x i64> [[TMP8]], <2 x i64>* [[TMP9]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%gep_1_0 = getelementptr inbounds i64, i64* %array1, i64 0
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%gep_1_1 = getelementptr inbounds i64, i64* %array1, i64 1
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%ld_1_0 = load i64, i64* %gep_1_0, align 8
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%ld_1_1 = load i64, i64* %gep_1_1, align 8
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%gep_2_0 = getelementptr inbounds i64, i64* %array2, i64 0
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%gep_2_1 = getelementptr inbounds i64, i64* %array2, i64 1
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%ld_2_0 = load i64, i64* %gep_2_0, align 8
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%ld_2_1 = load i64, i64* %gep_2_1, align 8
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%or0 = or i64 %ld_1_0, %ld_2_0
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%or1 = or i64 %ld_1_1, %ld_2_0
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%or2 = or i64 %ld_1_0, %ld_2_1
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%or3 = or i64 %ld_1_1, %ld_2_1
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%add0 = add i64 %or0, %or2
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%add1 = add i64 %or1, %or3
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store i64 %add0, i64 *%gep_1_0
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store i64 %add1, i64 *%gep_1_1
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ret void
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}
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; Same but with i32
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define void @splat_loads_i32(i32 *%array1, i32 *%array2, i32 *%ptrA, i32 *%ptrB) {
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; CHECK-LABEL: @splat_loads_i32(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[GEP_1_0:%.*]] = getelementptr inbounds i32, i32* [[ARRAY1:%.*]], i64 0
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; CHECK-NEXT: [[GEP_2_0:%.*]] = getelementptr inbounds i32, i32* [[ARRAY2:%.*]], i64 0
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; CHECK-NEXT: [[GEP_2_1:%.*]] = getelementptr inbounds i32, i32* [[ARRAY2]], i64 1
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; CHECK-NEXT: [[LD_2_0:%.*]] = load i32, i32* [[GEP_2_0]], align 8
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; CHECK-NEXT: [[LD_2_1:%.*]] = load i32, i32* [[GEP_2_1]], align 8
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast i32* [[GEP_1_0]] to <2 x i32>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <2 x i32>, <2 x i32>* [[TMP0]], align 8
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x i32> poison, i32 [[LD_2_0]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = insertelement <2 x i32> [[TMP2]], i32 [[LD_2_0]], i32 1
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; CHECK-NEXT: [[TMP4:%.*]] = or <2 x i32> [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[TMP5:%.*]] = insertelement <2 x i32> poison, i32 [[LD_2_1]], i32 0
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; CHECK-NEXT: [[TMP6:%.*]] = insertelement <2 x i32> [[TMP5]], i32 [[LD_2_1]], i32 1
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; CHECK-NEXT: [[TMP7:%.*]] = or <2 x i32> [[TMP1]], [[TMP6]]
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; CHECK-NEXT: [[TMP8:%.*]] = add <2 x i32> [[TMP4]], [[TMP7]]
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; CHECK-NEXT: [[TMP9:%.*]] = bitcast i32* [[GEP_1_0]] to <2 x i32>*
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; CHECK-NEXT: store <2 x i32> [[TMP8]], <2 x i32>* [[TMP9]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%gep_1_0 = getelementptr inbounds i32, i32* %array1, i64 0
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%gep_1_1 = getelementptr inbounds i32, i32* %array1, i64 1
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%ld_1_0 = load i32, i32* %gep_1_0, align 8
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%ld_1_1 = load i32, i32* %gep_1_1, align 8
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%gep_2_0 = getelementptr inbounds i32, i32* %array2, i64 0
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%gep_2_1 = getelementptr inbounds i32, i32* %array2, i64 1
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%ld_2_0 = load i32, i32* %gep_2_0, align 8
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%ld_2_1 = load i32, i32* %gep_2_1, align 8
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%or0 = or i32 %ld_1_0, %ld_2_0
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%or1 = or i32 %ld_1_1, %ld_2_0
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%or2 = or i32 %ld_1_0, %ld_2_1
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%or3 = or i32 %ld_1_1, %ld_2_1
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%add0 = add i32 %or0, %or2
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%add1 = add i32 %or1, %or3
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store i32 %add0, i32 *%gep_1_0
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store i32 %add1, i32 *%gep_1_1
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ret void
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}
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