| # RUN: llvm-mc -triple x86_64-unknown-unknown %s --validate-cfi --filetype=null 2>&1 | FileCheck %s |
| # RUN: llvm-mc -triple x86_64-unknown-unknown %s --filetype=asm 2>&1 | FileCheck %s -check-prefix=ASSEMBLER --implicit-check-not warning: --implicit-check-not error: |
| # ASSEMBLER: .text |
| .text |
| .globl f |
| .type f,@function |
| f: |
| .cfi_startproc |
| |
| ## TODO: Remove these lines when the initial frame directives set the callee saved registers |
| .cfi_undefined %rax |
| .cfi_undefined %flags |
| |
| pushq %rbp |
| # CHECK: warning: CFA offset is changed from 8 to 16, and CFA register RSP is modified, but validating the modification amount is not implemented yet |
| # CHECK: warning: validating changes happening to register RBP unwinding rule structure is not implemented yet |
| .cfi_def_cfa_offset 16 |
| .cfi_offset %rbp, -16 |
| |
| movq %rsp, %rbp |
| # CHECK: warning: CFA register changed from register RSP to register RBP, validating this change is not implemented yet |
| .cfi_def_cfa_register %rbp |
| |
| movl %edi, -4(%rbp) |
| |
| movl -4(%rbp), %eax |
| |
| addl $10, %eax |
| |
| popq %rbp |
| # CHECK: warning: CFA register changed from register RBP to register RSP, validating this change is not implemented yet |
| .cfi_def_cfa %rsp, 8 |
| |
| retq |
| |
| .Lfunc_end0: |
| .size f, .Lfunc_end0-f |
| |
| .cfi_endproc |
