File: eh-frame-dwarf-unwind.s

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (39 lines) | stat: -rw-r--r-- 895 bytes parent folder | download | duplicates (25) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
        .text
        .globl  bar
bar:
        .cfi_startproc
        leal    (%edi, %edi), %eax
        ret
        .cfi_endproc

        .globl  foo
foo:
        .cfi_startproc
        .cfi_escape 0x16, 0x10, 0x06, 0x38, 0x1c, 0x06, 0x08, 0x47, 0x1c
        call    bar
        addl    $1, %eax
        popq    %rdi
        subq    $0x47, %rdi
        jmp     *%rdi # Return
        .cfi_endproc

        .globl  asm_main
asm_main:
        .cfi_startproc
        pushq   %rbp
        .cfi_def_cfa_offset 16
        .cfi_offset 6, -16
        movq    %rsp, %rbp
        .cfi_def_cfa_register 6
        movl    $47, %edi

        # Non-standard calling convention. The real return address must be
        # decremented by 0x47.
        leaq    0x47+1f(%rip), %rax
        pushq   %rax
        jmp     foo # call
1:
        popq    %rbp
        .cfi_def_cfa 7, 8
        ret
        .cfi_endproc