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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -passes=gvn -S < %s | FileCheck %s3 4target datalayout = "E-m:e-i64:64-n32:64"5target triple = "powerpc64-unknown-linux-gnu"6 7;; Make sure we use correct bit shift based on storage size for8;; loads reusing a load value.9define i64 @test1(ptr %predA, ptr %predB) {10; CHECK-LABEL: @test1(11; CHECK-NEXT: [[VALUELOADA_FCA_0_LOAD:%.*]] = load i1, ptr [[PREDA:%.*]], align 812; CHECK-NEXT: [[VALUELOADB_FCA_0_LOAD:%.*]] = load i1, ptr [[PREDB:%.*]], align 813; CHECK-NEXT: [[ISTRUE:%.*]] = and i1 [[VALUELOADA_FCA_0_LOAD]], [[VALUELOADB_FCA_0_LOAD]]14; CHECK-NEXT: [[VALUELOADA_FCA_1_GEP:%.*]] = getelementptr inbounds { i1, i8 }, ptr [[PREDA]], i64 0, i32 115; CHECK-NEXT: [[VALUELOADA_FCA_1_LOAD:%.*]] = load i8, ptr [[VALUELOADA_FCA_1_GEP]], align 116; CHECK-NEXT: [[ISNOTNULLA:%.*]] = icmp ne i8 [[VALUELOADA_FCA_1_LOAD]], 017; CHECK-NEXT: [[VALUELOADB_FCA_1_GEP:%.*]] = getelementptr inbounds { i1, i8 }, ptr [[PREDB]], i64 0, i32 118; CHECK-NEXT: [[VALUELOADB_FCA_1_LOAD:%.*]] = load i8, ptr [[VALUELOADB_FCA_1_GEP]], align 119; CHECK-NEXT: [[ISNOTNULLB:%.*]] = icmp ne i8 [[VALUELOADB_FCA_1_LOAD]], 020; CHECK-NEXT: [[ISNOTNULL:%.*]] = and i1 [[ISNOTNULLA]], [[ISNOTNULLB]]21; CHECK-NEXT: [[ISTRUEANDNOTNULL:%.*]] = and i1 [[ISTRUE]], [[ISNOTNULL]]22; CHECK-NEXT: [[RET:%.*]] = zext i1 [[ISTRUEANDNOTNULL]] to i6423; CHECK-NEXT: ret i64 [[RET]]24;25 26 %valueLoadA.fca.0.gep = getelementptr inbounds { i1, i8 }, ptr %predA, i64 0, i32 027 %valueLoadA.fca.0.load = load i1, ptr %valueLoadA.fca.0.gep, align 828 %valueLoadB.fca.0.gep = getelementptr inbounds { i1, i8 }, ptr %predB, i64 0, i32 029 %valueLoadB.fca.0.load = load i1, ptr %valueLoadB.fca.0.gep, align 830 %isTrue = and i1 %valueLoadA.fca.0.load, %valueLoadB.fca.0.load31 %valueLoadA.fca.1.gep = getelementptr inbounds { i1, i8 }, ptr %predA, i64 0, i32 132 %valueLoadA.fca.1.load = load i8, ptr %valueLoadA.fca.1.gep, align 133 %isNotNullA = icmp ne i8 %valueLoadA.fca.1.load, 034 %valueLoadB.fca.1.gep = getelementptr inbounds { i1, i8 }, ptr %predB, i64 0, i32 135 %valueLoadB.fca.1.load = load i8, ptr %valueLoadB.fca.1.gep, align 136 %isNotNullB = icmp ne i8 %valueLoadB.fca.1.load, 037 %isNotNull = and i1 %isNotNullA, %isNotNullB38 %isTrueAndNotNull = and i1 %isTrue, %isNotNull39 %ret = zext i1 %isTrueAndNotNull to i6440 ret i64 %ret41}42 43;; And likewise for loads reusing a store value.44define i1 @test2(i8 %V, ptr %P) {45; CHECK-LABEL: @test2(46; CHECK-NEXT: store i8 [[V:%.*]], ptr [[P:%.*]], align 147; CHECK-NEXT: [[TMP1:%.*]] = trunc i8 [[V]] to i148; CHECK-NEXT: ret i1 [[TMP1]]49;50 store i8 %V, ptr %P51 %A = load i1, ptr %P52 ret i1 %A53}54 55