File: addr-of-ret-addr.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (19 lines) | stat: -rw-r--r-- 635 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; RUN: llc < %s -frame-pointer=all -mtriple=i686-- | FileCheck %s --check-prefix=CHECK-X86
; RUN: llc < %s -frame-pointer=all -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