llvm-6502/test/CodeGen/Thumb2/tail-call-r9.ll
Benjamin Kramer ccdb9c9483 Fix broken CHECK lines.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199016 91177308-0d34-0410-b5e6-96231b3b80d8
2014-01-11 21:06:00 +00:00

15 lines
512 B
LLVM

; RUN: llc < %s -mtriple=thumbv7-apple-ios -mcpu=cortex-m3 | FileCheck %s
@foo = common global void ()* null, align 4
; Make sure in the presence of a tail call, r9 doesn't get used to hold
; the destination address. It's callee-saved in AAPCS.
define arm_aapcscc void @test(i32 %a) nounwind {
; CHECK-LABEL: test:
; CHECK-NOT: bx r9
%tmp = load void ()** @foo, align 4
tail call void asm sideeffect "", "~{r0},~{r1},~{r2},~{r3},~{r12}"() nounwind
tail call arm_aapcscc void %tmp() nounwind
ret void
}