; RUN: llc -mtriple=thumbv6-apple-ios -mcpu=cortex-m0 < %s | FileCheck %s | |
; Cortex-M0 doesn't have 32-bit Thumb2 instructions (except for dmb, mrs, etc.) | |
; rdar://11331541 | |
define i32 @t(i32 %a) nounwind { | |
; CHECK-LABEL: t: | |
; CHECK: asrs [[REG1:(r[0-9]+)]], [[REG2:(r[0-9]+)]], #31 | |
; CHECK: eors [[REG2]], [[REG1]] | |
%tmp0 = ashr i32 %a, 31 | |
%tmp1 = xor i32 %tmp0, %a | |
ret i32 %tmp1 | |
} |