1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-01 00:12:50 +01:00
llvm-mirror/test/CodeGen/Thumb2/2010-11-22-EpilogueBug.ll

35 lines
644 B
LLVM
Raw Normal View History

; rdar://8465407
; RUN: llc < %s -mtriple=thumbv7-apple-darwin | FileCheck %s
%struct.buf = type opaque
declare void @bar() nounwind optsize
define void @foo() nounwind optsize {
; CHECK: foo:
; CHECK: push
; CHECK: add r7, sp, #4
; CHECK: sub sp, #4
entry:
%m.i = alloca %struct.buf*, align 4
br label %bb
bb:
br i1 undef, label %bb3, label %bb2
bb2:
call void @bar() nounwind optsize
br i1 undef, label %bb, label %bb3
bb3:
br i1 undef, label %return, label %bb
return:
; CHECK: %return
; 'mov sp, r7' would have left sp in an invalid state
; CHECK-NOT: mov sp, r7
; CHECK-NOT: sub, sp, #4
; CHECK: add sp, #4
ret void
}