.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