mirror of
https://github.com/RPCSX/llvm.git
synced 2024-11-29 14:40:25 +00:00
7158e08b8e
prologue and epilogue if the adjustment is 8. Similarly, use pushl / popl if the adjustment is 4 in 32-bit mode. In the epilogue, takes care to pop to a caller-saved register that's not live at the exit (either return or tailcall instruction). rdar://8771137 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122783 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
1.2 KiB
LLVM
32 lines
1.2 KiB
LLVM
; RUN: llc < %s -mtriple=x86_64-apple-darwin10 | FileCheck %s
|
|
|
|
define void @foo() nounwind ssp {
|
|
entry:
|
|
; CHECK: foo
|
|
; CHECK: pushq
|
|
; CHECK: int $3
|
|
call void asm sideeffect alignstack "# top of block", "~{dirflag},~{fpsr},~{flags},~{edi},~{esi},~{edx},~{ecx},~{eax}"() nounwind
|
|
call void asm sideeffect alignstack ".file \22small.c\22", "~{dirflag},~{fpsr},~{flags}"() nounwind
|
|
call void asm sideeffect alignstack ".line 3", "~{dirflag},~{fpsr},~{flags}"() nounwind
|
|
call void asm sideeffect alignstack "int $$3", "~{dirflag},~{fpsr},~{flags},~{memory}"() nounwind
|
|
br label %return
|
|
|
|
return: ; preds = %entry
|
|
ret void
|
|
}
|
|
|
|
define void @bar() nounwind ssp {
|
|
entry:
|
|
; CHECK: bar
|
|
; CHECK-NOT: pushq
|
|
; CHECK: int $3
|
|
call void asm sideeffect "# top of block", "~{dirflag},~{fpsr},~{flags},~{edi},~{esi},~{edx},~{ecx},~{eax}"() nounwind
|
|
call void asm sideeffect ".file \22small.c\22", "~{dirflag},~{fpsr},~{flags}"() nounwind
|
|
call void asm sideeffect ".line 3", "~{dirflag},~{fpsr},~{flags}"() nounwind
|
|
call void asm sideeffect "int $$3", "~{dirflag},~{fpsr},~{flags},~{memory}"() nounwind
|
|
br label %return
|
|
|
|
return: ; preds = %entry
|
|
ret void
|
|
}
|