1; RUN: llc < %s -march=thumb -mattr=+thumb2,+t2xtpk | FileCheck %s
2
3define i32 @test0(i8 %A) {
4; CHECK: test0
5; CHECK: sxtb r0, r0
6        %B = sext i8 %A to i32
7	ret i32 %B
8}
9
10define signext i8 @test1(i32 %A)  {
11; CHECK: test1
12; CHECK: sxtb.w r0, r0, ror #8
13	%B = lshr i32 %A, 8
14	%C = shl i32 %A, 24
15	%D = or i32 %B, %C
16	%E = trunc i32 %D to i8
17	ret i8 %E
18}
19
20define signext i32 @test2(i32 %A, i32 %X)  {
21; CHECK: test2
22; CHECK: lsrs r0, r0, #8
23; CHECK: sxtab  r0, r1, r0
24	%B = lshr i32 %A, 8
25	%C = shl i32 %A, 24
26	%D = or i32 %B, %C
27	%E = trunc i32 %D to i8
28        %F = sext i8 %E to i32
29        %G = add i32 %F, %X
30	ret i32 %G
31}
32