1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=arm-eabi -mattr=+v6 %s -o - | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workerdefine i32 @test0(i8 %A) { 4*9880d681SAndroid Build Coastguard Worker; CHECK: test0 5*9880d681SAndroid Build Coastguard Worker; CHECK: sxtb r0, r0 6*9880d681SAndroid Build Coastguard Worker %B = sext i8 %A to i32 7*9880d681SAndroid Build Coastguard Worker ret i32 %B 8*9880d681SAndroid Build Coastguard Worker} 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Workerdefine signext i8 @test1(i32 %A) { 11*9880d681SAndroid Build Coastguard Worker; CHECK: test1 12*9880d681SAndroid Build Coastguard Worker; CHECK: lsr r0, r0, #8 13*9880d681SAndroid Build Coastguard Worker; CHECK: sxtb r0, r0 14*9880d681SAndroid Build Coastguard Worker %B = lshr i32 %A, 8 15*9880d681SAndroid Build Coastguard Worker %C = shl i32 %A, 24 16*9880d681SAndroid Build Coastguard Worker %D = or i32 %B, %C 17*9880d681SAndroid Build Coastguard Worker %E = trunc i32 %D to i8 18*9880d681SAndroid Build Coastguard Worker ret i8 %E 19*9880d681SAndroid Build Coastguard Worker} 20*9880d681SAndroid Build Coastguard Worker 21*9880d681SAndroid Build Coastguard Workerdefine signext i32 @test2(i32 %A, i32 %X) { 22*9880d681SAndroid Build Coastguard Worker; CHECK: test2 23*9880d681SAndroid Build Coastguard Worker; CHECK: sxtab r0, r1, r0 24*9880d681SAndroid Build Coastguard Worker %B = lshr i32 %A, 8 25*9880d681SAndroid Build Coastguard Worker %C = shl i32 %A, 24 26*9880d681SAndroid Build Coastguard Worker %D = or i32 %B, %C 27*9880d681SAndroid Build Coastguard Worker %E = trunc i32 %D to i8 28*9880d681SAndroid Build Coastguard Worker %F = sext i8 %E to i32 29*9880d681SAndroid Build Coastguard Worker %G = add i32 %F, %X 30*9880d681SAndroid Build Coastguard Worker ret i32 %G 31*9880d681SAndroid Build Coastguard Worker} 32