Differences From Artifact [71fe436f5b]:
- File src/runtime/lookup-asm/lookup-asm-x86_64-win64.S — part of check-in [c7f0229795] at 2020-01-02 01:51:34 on branch trunk — Update copyright (user: js, size: 1702) [annotate] [blame] [check-ins using] [more...]
To Artifact [47f8ccf7d6]:
- File
src/runtime/lookup-asm/lookup-asm-x86_64-win64.S
— part of check-in
[b177aa1b8b]
at
2020-06-30 20:50:42
on branch trunk
— Convert all x86_64/Win64 ASM to Intel syntax
GAS has decent support for Intel syntax these days, so there is little
reason to stick with AT&T syntax. (user: js, size: 1690) [annotate] [blame] [check-ins using] [more...]
︙ | ︙ | |||
13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" .globl objc_msg_lookup .globl objc_msg_lookup_stret .globl objc_msg_lookup_super .globl objc_msg_lookup_super_stret .section .text .macro generate_lookup name not_found \name: | > > | | | | | | | | | | | | | | | | | | | | | | | | | | | 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 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" .intel_syntax noprefix .globl objc_msg_lookup .globl objc_msg_lookup_stret .globl objc_msg_lookup_super .globl objc_msg_lookup_super_stret .section .text .macro generate_lookup name not_found \name: test %rcx, %rcx jz short ret_nil 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+rax*8] #endif mov r8, [r8+rcx*8] mov rax, [r8+rdx*8] test rax, rax jz short 0f ret 0: mov rcx, r10 mov rdx, r11 jmp \not_found .endm .macro generate_lookup_super name lookup \name: mov r8, rcx mov rcx, [rcx] test rcx, rcx jz short ret_nil mov r8, [r8+8] mov r8, [r8+56] jmp short .Lmain_\lookup .endm generate_lookup objc_msg_lookup objc_method_not_found generate_lookup objc_msg_lookup_stret objc_method_not_found_stret generate_lookup_super objc_msg_lookup_super objc_msg_lookup generate_lookup_super objc_msg_lookup_super_stret objc_msg_lookup_stret ret_nil: mov rax, offset nil_method ret nil_method: xor rax, rax ret |