1 ; RUN: llc < %s -march=thumb -mcpu=cortex-a8 | FileCheck %s --check-prefix=A8
2 ; RUN: llc < %s -march=thumb -mcpu=cortex-m3 | FileCheck %s --check-prefix=M3
5 define zeroext i8 @test1(i32 %A.u) {
8 %B.u = trunc i32 %A.u to i8
12 define zeroext i32 @test2(i32 %A.u, i32 %B.u) {
14 ; A8: uxtab r0, r0, r1
20 %C.u = trunc i32 %B.u to i8
21 %D.u = zext i8 %C.u to i32
22 %E.u = add i32 %A.u, %D.u
26 define zeroext i32 @test3(i32 %A.u) {
28 ; A8: uxth.w r0, r0, ror #8
29 %B.u = lshr i32 %A.u, 8
30 %C.u = shl i32 %A.u, 24
31 %D.u = or i32 %B.u, %C.u
32 %E.u = trunc i32 %D.u to i16
33 %F.u = zext i16 %E.u to i32