diff options
Diffstat (limited to 'test/CodeGen/ARM/inlineasm-switch-mode.ll')
| -rw-r--r-- | test/CodeGen/ARM/inlineasm-switch-mode.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/inlineasm-switch-mode.ll b/test/CodeGen/ARM/inlineasm-switch-mode.ll new file mode 100644 index 000000000000..65fea114d7de --- /dev/null +++ b/test/CodeGen/ARM/inlineasm-switch-mode.ll @@ -0,0 +1,22 @@ +;RUN: llc -mtriple=thumbv7-linux-gnueabi < %s | llvm-mc -triple=thumbv7-linux-gnueabi -filetype=obj > %t +; Two pass decoding needed because llvm-objdump does not respect mapping symbols +;RUN: llvm-objdump -triple=armv7 -d %t | FileCheck %s --check-prefix=ARM +;RUN: llvm-objdump -triple=thumbv7 -d %t | FileCheck %s --check-prefix=THUMB + +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@ Enter THUMB Mode\0A\09adr r3, 2f+1 \0A\09bx r3 \0A\09.code 16 \0A2: \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 +} + +; ARM: $a +; ARM-NEXT: 04 70 2d e5 str r7, [sp, #-4]! +; ARM: $t +; ARM-NEXT: 48 1c + +; THUMB: $a +; THUMB-NEXT: 04 70 +; THUMB-NEXT: 2d e5 +; THUMB: $t +; THUMB-NEXT: 48 1c adds r0, r1, #1 |