1*9880d681SAndroid Build Coastguard Worker; RUN: opt -S -instcombine < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workerdefine i1 @test1(i16* %x) { 4*9880d681SAndroid Build Coastguard Worker %load = load i16, i16* %x, align 4 5*9880d681SAndroid Build Coastguard Worker %trunc = trunc i16 %load to i8 6*9880d681SAndroid Build Coastguard Worker %cmp1 = icmp eq i8 %trunc, 127 7*9880d681SAndroid Build Coastguard Worker %and = and i16 %load, -256 8*9880d681SAndroid Build Coastguard Worker %cmp2 = icmp eq i16 %and, 17664 9*9880d681SAndroid Build Coastguard Worker %or = and i1 %cmp1, %cmp2 10*9880d681SAndroid Build Coastguard Worker ret i1 %or 11*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test1( 12*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: load i16 13*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: icmp eq i16 %load, 17791 14*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ret i1 15*9880d681SAndroid Build Coastguard Worker} 16*9880d681SAndroid Build Coastguard Worker 17*9880d681SAndroid Build Coastguard Workerdefine i1 @test2(i16* %x) { 18*9880d681SAndroid Build Coastguard Worker %load = load i16, i16* %x, align 4 19*9880d681SAndroid Build Coastguard Worker %and = and i16 %load, -256 20*9880d681SAndroid Build Coastguard Worker %cmp1 = icmp eq i16 %and, 32512 21*9880d681SAndroid Build Coastguard Worker %trunc = trunc i16 %load to i8 22*9880d681SAndroid Build Coastguard Worker %cmp2 = icmp eq i8 %trunc, 69 23*9880d681SAndroid Build Coastguard Worker %or = and i1 %cmp1, %cmp2 24*9880d681SAndroid Build Coastguard Worker ret i1 %or 25*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test2( 26*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: load i16 27*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: icmp eq i16 %load, 32581 28*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ret i1 29*9880d681SAndroid Build Coastguard Worker} 30