mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-01 00:12:50 +01:00
34 lines
874 B
LLVM
34 lines
874 B
LLVM
|
; RUN: llc < %s -force-align-stack -stack-alignment=32 -march=x86-64 -mattr=+avx -mtriple=i686-apple-darwin10 | FileCheck %s
|
||
|
|
; PR11468
|
||
|
|
|
||
|
|
define void @f(i64 %sz) uwtable {
|
||
|
|
entry:
|
||
|
|
%a = alloca i32, align 32
|
||
|
|
store volatile i32 0, i32* %a, align 32
|
||
|
|
; force to push r14 on stack
|
||
|
|
call void asm sideeffect "nop", "~{r14},~{dirflag},~{fpsr},~{flags}"() nounwind, !srcloc !0
|
||
|
|
ret void
|
||
|
|
|
||
|
|
; CHECK: _f
|
||
|
|
; CHECK: pushq %rbp
|
||
|
|
; CHECK: .cfi_offset %rbp, -16
|
||
|
|
; CHECK: movq %rsp, %rbp
|
||
|
|
; CHECK: .cfi_def_cfa_register %rbp
|
||
|
|
|
||
|
|
; We first push register on stack, and then realign it, so that
|
||
|
|
; .cfi_offset value is correct
|
||
|
|
; CHECK: pushq %r14
|
||
|
|
; CHECK: andq $-32, %rsp
|
||
|
|
; CHECK: .cfi_offset %r14, -24
|
||
|
|
|
||
|
|
; Restore %rsp from %rbp and subtract the total size of saved regsiters.
|
||
|
|
; CHECK: leaq -8(%rbp), %rsp
|
||
|
|
|
||
|
|
; Pop saved registers.
|
||
|
|
; CHECK: popq %r14
|
||
|
|
; CHECK: popq %rbp
|
||
|
|
}
|
||
|
|
|
||
|
|
!0 = metadata !{i32 125}
|
||
|
|
|