Overview
Comment: | Obfuscate tagged pointers on PowerPC/ELF |
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Downloads: | Tarball | ZIP archive | SQL archive |
Timelines: | family | ancestors | descendants | both | tagged-pointers |
Files: | files | file ages | folders |
SHA3-256: |
eee832144e8326234eb56a1543a11751 |
User & Date: | js on 2020-07-12 14:17:36 |
Other Links: | branch diff | manifest | tags |
Context
2020-07-12
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15:17 | Obfuscate tagged pointers on SPARC/ELF check-in: 55e786c880 user: js tags: tagged-pointers | |
14:17 | Obfuscate tagged pointers on PowerPC/ELF check-in: eee832144e user: js tags: tagged-pointers | |
13:46 | lookup-asm-x86*-win*.S: Obfuscate tagged pointers check-in: 4491aefd93 user: js tags: tagged-pointers | |
Changes
Modified src/runtime/lookup-asm/lookup-asm-powerpc-elf.S from [022ff654de] to [6a0efd2f1b].
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83 84 85 86 87 88 89 | bl 0f 0: mflr %r6 mtlr %r7 addis %r6, %r6, .Lbiased_got2-0b@ha addi %r6, %r6, .Lbiased_got2-0b@l | > > > | | 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 | bl 0f 0: mflr %r6 mtlr %r7 addis %r6, %r6, .Lbiased_got2-0b@ha addi %r6, %r6, .Lbiased_got2-0b@l lwz %r5, .Lgot_objc_tagged_pointer_secret-.Lbiased_got2(%r6) lwz %r5, 0(%r5) xor %r5, %r3, %r5 rlwinm %r5, %r5, 1, 0x1C lwz %r6, .Lgot_objc_tagged_pointer_classes-.Lbiased_got2(%r6) lwzx %r5, %r6, %r5 lwz %r5, 32(%r5) b .Lmain_\name .type \name, @function |
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136 137 138 139 140 141 142 143 144 145 146 147 148 | .section .got2, "aw" .Lbiased_got2 = .+0x8000 .Lgot_objc_method_not_found: .long objc_method_not_found .Lgot_objc_method_not_found_stret: .long objc_method_not_found_stret .Lgot_objc_tagged_pointer_classes: .long objc_tagged_pointer_classes #ifdef OF_LINUX .section .note.GNU-stack, "", @progbits #endif | > > | 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | .section .got2, "aw" .Lbiased_got2 = .+0x8000 .Lgot_objc_method_not_found: .long objc_method_not_found .Lgot_objc_method_not_found_stret: .long objc_method_not_found_stret .Lgot_objc_tagged_pointer_secret: .long objc_tagged_pointer_secret .Lgot_objc_tagged_pointer_classes: .long objc_tagged_pointer_classes #ifdef OF_LINUX .section .note.GNU-stack, "", @progbits #endif |