|  | ;RUN:  llc -mtriple=thumbv7-linux-gnueabi < %s | llvm-mc -triple=thumbv7-linux-gnueabi -filetype=obj | llvm-objdump -triple=thumbv7 -d - | FileCheck %s | 
|  | ;RUN:  llc -mtriple=thumbv7-linux-gnueabi < %s | FileCheck %s -check-prefix=ASM | 
|  | ;RUN:  llc -mtriple=thumbv7-apple-darwin < %s | FileCheck %s -check-prefix=ASM | 
|  |  | 
|  | define hidden i32 @bah(i8* %start) #0 align 2 { | 
|  | %1 = ptrtoint i8* %start to i32 | 
|  | %2 = tail call i32 asm sideeffect "@ Enter ARM Mode  \0A\09adr r3, 1f \0A\09bx  r3 \0A\09.align 2 \0A\09.code 32 \0A1:  push {r7} \0A\09mov r7, $4 \0A\09svc 0x0 \0A\09pop {r7} \0A\09", "={r0},{r0},{r1},{r2},r,~{r3}"(i32 %1, i32 %1, i32 0, i32 983042) #3 | 
|  | %3 = add i32 %1, 1 | 
|  | ret i32 %3 | 
|  | } | 
|  | ; CHECK: $a | 
|  | ; CHECK: $t | 
|  | ; CHECK: 48 1c   adds    r0, r1, #1 | 
|  |  | 
|  | ; ASM: .code 16 | 
|  | ; ASM-LABEL: bah: | 
|  | ; ASM: .code 32 | 
|  | ; ASM: .code 16 |