| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -frame-pointer=all -mtriple=i686-- | FileCheck %s --check-prefix=i686 |
| ; RUN: llc < %s -frame-pointer=all -mtriple=x86_64-- | FileCheck %s --check-prefix=x86_64 |
| |
| define i8* @h() nounwind readnone optsize { |
| ; i686-LABEL: h: |
| ; i686: # %bb.0: # %entry |
| ; i686-NEXT: pushl %ebp |
| ; i686-NEXT: movl %esp, %ebp |
| ; i686-NEXT: movl (%ebp), %eax |
| ; i686-NEXT: movl (%eax), %eax |
| ; i686-NEXT: movl 4(%eax), %eax |
| ; i686-NEXT: popl %ebp |
| ; i686-NEXT: retl |
| ; |
| ; x86_64-LABEL: h: |
| ; x86_64: # %bb.0: # %entry |
| ; x86_64-NEXT: pushq %rbp |
| ; x86_64-NEXT: movq %rsp, %rbp |
| ; x86_64-NEXT: movq (%rbp), %rax |
| ; x86_64-NEXT: movq (%rax), %rax |
| ; x86_64-NEXT: movq 8(%rax), %rax |
| ; x86_64-NEXT: popq %rbp |
| ; x86_64-NEXT: retq |
| entry: |
| %0 = tail call i8* @llvm.returnaddress(i32 2) ; <i8*> [#uses=1] |
| ret i8* %0 |
| } |
| |
| declare i8* @llvm.returnaddress(i32) nounwind readnone |
| |
| define i8* @g() nounwind readnone optsize { |
| ; i686-LABEL: g: |
| ; i686: # %bb.0: # %entry |
| ; i686-NEXT: pushl %ebp |
| ; i686-NEXT: movl %esp, %ebp |
| ; i686-NEXT: movl (%ebp), %eax |
| ; i686-NEXT: movl 4(%eax), %eax |
| ; i686-NEXT: popl %ebp |
| ; i686-NEXT: retl |
| ; |
| ; x86_64-LABEL: g: |
| ; x86_64: # %bb.0: # %entry |
| ; x86_64-NEXT: pushq %rbp |
| ; x86_64-NEXT: movq %rsp, %rbp |
| ; x86_64-NEXT: movq (%rbp), %rax |
| ; x86_64-NEXT: movq 8(%rax), %rax |
| ; x86_64-NEXT: popq %rbp |
| ; x86_64-NEXT: retq |
| entry: |
| %0 = tail call i8* @llvm.returnaddress(i32 1) ; <i8*> [#uses=1] |
| ret i8* %0 |
| } |
| |
| define i8* @f() nounwind readnone optsize { |
| ; i686-LABEL: f: |
| ; i686: # %bb.0: # %entry |
| ; i686-NEXT: pushl %ebp |
| ; i686-NEXT: movl %esp, %ebp |
| ; i686-NEXT: movl 4(%ebp), %eax |
| ; i686-NEXT: popl %ebp |
| ; i686-NEXT: retl |
| ; |
| ; x86_64-LABEL: f: |
| ; x86_64: # %bb.0: # %entry |
| ; x86_64-NEXT: pushq %rbp |
| ; x86_64-NEXT: movq %rsp, %rbp |
| ; x86_64-NEXT: movq 8(%rbp), %rax |
| ; x86_64-NEXT: popq %rbp |
| ; x86_64-NEXT: retq |
| entry: |
| %0 = tail call i8* @llvm.returnaddress(i32 0) ; <i8*> [#uses=1] |
| ret i8* %0 |
| } |