llvm-project/llvm/test/CodeGen/X86/addr-of-ret-addr.ll

20 lines
631 B
LLVM

; RUN: llc < %s -disable-fp-elim -mtriple=i686-- | FileCheck %s --check-prefix=CHECK-X86
; RUN: llc < %s -disable-fp-elim -mtriple=x86_64-- | FileCheck %s --check-prefix=CHECK-X64
define i8* @f() nounwind readnone optsize {
entry:
%0 = tail call i8* @llvm.addressofreturnaddress() ; <i8*> [#uses=1]
ret i8* %0
; CHECK-X86-LABEL: f:
; CHECK-X86: pushl %ebp
; CHECK-X86: movl %esp, %ebp
; CHECK-X86: leal 4(%ebp), %eax
; CHECK-X64-LABEL: f:
; CHECK-X64: pushq %rbp
; CHECK-X64: movq %rsp, %rbp
; CHECK-X64: leaq 8(%rbp), %rax
}
declare i8* @llvm.addressofreturnaddress() nounwind readnone