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.globl objc_msg_lookup_super
.globl objc_msg_lookup_super_stret
.section .text
.macro GENERATE_LOOKUP name notFound
\name:
test rcx, rcx
jz short .LreturnNilMethod
test cl, 1
jnz short .LtaggedPointer_\name
mov r8, [rcx]
mov r8, [r8 + 56]
.Lmain_\name:
mov r10, rcx
mov r11, rdx
mov rax, [rdx]
movzx ecx, ah
movzx edx, al
#ifdef OF_SELUID24
shr eax, 16
mov r8, [r8 + 8 * rax]
#endif
mov r8, [r8 + 8 * rcx]
mov rax, [r8 + 8 * rdx]
test rax, rax
jz short 0f
ret
0:
mov rcx, r10
mov rdx, r11
jmp short \notFound
.LtaggedPointer_\name:
xor rcx, [rip + objc_taggedPointerSecret]
and cl, 0xE
movzx r8d, cl
lea rax, [rip + objc_taggedPointerClasses]
mov r8, [rax + 4 * r8]
mov r8, [r8 + 56]
jmp short .Lmain_\name
.def \name
.scl 2
.type 32
.endef
.endm
.macro GENERATE_LOOKUP_SUPER name lookup
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.globl objc_msg_lookup_super
.globl objc_msg_lookup_super_stret
.section .text
.macro GENERATE_LOOKUP name notFound
\name:
test rcx, rcx
jz .LreturnNilMethod
test cl, 1
jnz .LtaggedPointer_\name
mov r8, [rcx]
mov r8, [r8 + 56]
.Lmain_\name:
mov r10, rcx
mov r11, rdx
mov rax, [rdx]
movzx ecx, ah
movzx edx, al
#ifdef OF_SELUID24
shr eax, 16
mov r8, [r8 + 8 * rax]
#endif
mov r8, [r8 + 8 * rcx]
mov rax, [r8 + 8 * rdx]
test rax, rax
jz 0f
ret
0:
mov rcx, r10
mov rdx, r11
jmp \notFound
.LtaggedPointer_\name:
xor rcx, [rip + objc_taggedPointerSecret]
and cl, 0xE
movzx r8d, cl
lea rax, [rip + objc_taggedPointerClasses]
mov r8, [rax + 4 * r8]
mov r8, [r8 + 56]
jmp .Lmain_\name
.def \name
.scl 2
.type 32
.endef
.endm
.macro GENERATE_LOOKUP_SUPER name lookup
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