21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
.globl objc_msg_lookup_stret
.globl objc_msg_lookup_super
.globl objc_msg_lookup_super_stret
.section .text
.macro GENERATE_LOOKUP name notFound
\name:
testq %rdi, %rdi
jz .LreturnNilMethod
testb $1, %dil
jnz .LtaggedPointer_\name
movq (%rdi), %r8
|
>
>
>
>
|
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
.globl objc_msg_lookup_stret
.globl objc_msg_lookup_super
.globl objc_msg_lookup_super_stret
.section .text
.macro GENERATE_LOOKUP name notFound
\name:
#ifdef HAVE_ENDBR64
endbr64
#endif
testq %rdi, %rdi
jz .LreturnNilMethod
testb $1, %dil
jnz .LtaggedPointer_\name
movq (%rdi), %r8
|
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
jmp .Lmain_\name
.type \name, %function
.size \name, .-\name
.endm
.macro GENERATE_LOOKUP_SUPER name lookup
\name:
movq %rdi, %r8
movq (%rdi), %rdi
testq %rdi, %rdi
jz .LreturnNilMethod
movq 8(%r8), %r8
movq 64(%r8), %r8
|
>
>
>
>
|
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
jmp .Lmain_\name
.type \name, %function
.size \name, .-\name
.endm
.macro GENERATE_LOOKUP_SUPER name lookup
\name:
#ifdef HAVE_ENDBR64
endbr64
#endif
movq %rdi, %r8
movq (%rdi), %rdi
testq %rdi, %rdi
jz .LreturnNilMethod
movq 8(%r8), %r8
movq 64(%r8), %r8
|