Differences From Artifact [ba2d9c7098]:
- File src/runtime/lookup-asm/lookup-asm-x86-win32.S — part of check-in [262baf76e7] at 2024-02-24 20:57:50 on branch 1.0 — Add endbr32 / endbr64 (user: js, size: 1994) [annotate] [blame] [check-ins using] [more...]
To Artifact [447b9d83b0]:
- File
src/runtime/lookup-asm/lookup-asm-x86-win32.S
— part of check-in
[de552578e7]
at
2024-02-26 20:32:55
on branch 1.0
— Use <cet.h> and _CET_ENDBR macro
This only uses endbr32/endbr64 when actually needed and emits the
necessary .note.gnu.property. (user: js, size: 2016) [annotate] [blame] [check-ins using] [more...]
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10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | * Alternatively, it may be distributed under the terms of the GNU General * 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 notFound \name: | > > > > > > | < < | 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 | * Alternatively, it may be distributed under the terms of the GNU General * 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" #ifdef HAVE_CET_H # include <cet.h> #else # define _CET_ENDBR #endif .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 notFound \name: _CET_ENDBR movl 4(%esp), %edx testl %edx, %edx jz returnNilMethod testb $1, %dl jnz .LtaggedPointer_\name |
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67 68 69 70 71 72 73 | .scl 2 .type 32 .endef .endm .macro GENERATE_LOOKUP_SUPER name lookup \name: | | < < | 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | .scl 2 .type 32 .endef .endm .macro GENERATE_LOOKUP_SUPER name lookup \name: _CET_ENDBR movl 4(%esp), %edx movl (%edx), %eax test %eax, %eax jz returnNilMethod movl %eax, 4(%esp) |
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