1*9880d681SAndroid Build Coastguard Worker; RUN: opt -basicaa -load-combine -instcombine -S < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 3*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu" 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Workerdefine i64 @test1(i32* nocapture readonly noalias %a, i32* nocapture readonly noalias %b) { 6*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test1 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Worker; CHECK: load i64, i64* 9*9880d681SAndroid Build Coastguard Worker; CHECK: ret i64 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard Worker %load1 = load i32, i32* %a, align 4 12*9880d681SAndroid Build Coastguard Worker %conv = zext i32 %load1 to i64 13*9880d681SAndroid Build Coastguard Worker %arrayidx1 = getelementptr inbounds i32, i32* %a, i64 1 14*9880d681SAndroid Build Coastguard Worker store i32 %load1, i32* %b, align 4 15*9880d681SAndroid Build Coastguard Worker %load2 = load i32, i32* %arrayidx1, align 4 16*9880d681SAndroid Build Coastguard Worker %conv2 = zext i32 %load2 to i64 17*9880d681SAndroid Build Coastguard Worker %shl = shl nuw i64 %conv2, 32 18*9880d681SAndroid Build Coastguard Worker %add = or i64 %shl, %conv 19*9880d681SAndroid Build Coastguard Worker ret i64 %add 20*9880d681SAndroid Build Coastguard Worker} 21*9880d681SAndroid Build Coastguard Worker 22*9880d681SAndroid Build Coastguard Workerdefine i64 @test2(i32* nocapture readonly %a, i32* nocapture readonly %b) { 23*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test2 24*9880d681SAndroid Build Coastguard Worker 25*9880d681SAndroid Build Coastguard Worker; CHECK: load i32, i32* 26*9880d681SAndroid Build Coastguard Worker; CHECK: load i32, i32* 27*9880d681SAndroid Build Coastguard Worker; CHECK: ret i64 28*9880d681SAndroid Build Coastguard Worker 29*9880d681SAndroid Build Coastguard Worker %load1 = load i32, i32* %a, align 4 30*9880d681SAndroid Build Coastguard Worker %conv = zext i32 %load1 to i64 31*9880d681SAndroid Build Coastguard Worker %arrayidx1 = getelementptr inbounds i32, i32* %a, i64 1 32*9880d681SAndroid Build Coastguard Worker store i32 %load1, i32* %b, align 4 33*9880d681SAndroid Build Coastguard Worker %load2 = load i32, i32* %arrayidx1, align 4 34*9880d681SAndroid Build Coastguard Worker %conv2 = zext i32 %load2 to i64 35*9880d681SAndroid Build Coastguard Worker %shl = shl nuw i64 %conv2, 32 36*9880d681SAndroid Build Coastguard Worker %add = or i64 %shl, %conv 37*9880d681SAndroid Build Coastguard Worker ret i64 %add 38*9880d681SAndroid Build Coastguard Worker} 39*9880d681SAndroid Build Coastguard Worker 40