Overview
| Comment: | Obfuscate tagged pointers on SPARC64/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: |
64b88276cf068e29254915cd88831367 |
| User & Date: | js on 2020-07-12 19:33:54 |
| Other Links: | branch diff | manifest | tags |
Context
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2020-07-14
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| 23:43 | Obfuscate tagged pointers on MIPS64/ELF check-in: f073f79c09 user: js tags: tagged-pointers | |
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2020-07-12
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| 19:33 | Obfuscate tagged pointers on SPARC64/ELF check-in: 64b88276cf user: js tags: tagged-pointers | |
| 18:00 | Merge trunk into branch "tagged-pointers" check-in: aba47e526e user: js tags: tagged-pointers | |
Changes
Modified src/runtime/lookup-asm/lookup-asm-sparc64-elf.S from [7d76fc1761] to [b56d827aa1].
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62 63 64 65 66 67 68 | 0: mov %o7, %g1 call \not_found mov %g1, %o7 .Ltagged_pointer_\name: | < < < > | | > | | > > > > > | | > > > | | 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 | 0: mov %o7, %g1 call \not_found mov %g1, %o7 .Ltagged_pointer_\name: #ifdef OF_PIC mov %o7, %g1 sethi %hi(_GLOBAL_OFFSET_TABLE_ - 4), %o3 call 0f or %o3, %lo(_GLOBAL_OFFSET_TABLE_ + 4), %o3 0: add %o7, %o3, %o3 mov %g1, %o7 #endif sethi %hi(objc_tagged_pointer_secret), %o2 or %o2, %lo(objc_tagged_pointer_secret), %o2 #ifdef OF_PIC ldx [%o3 + %o2], %o2 #endif ldx [%o2], %o2 xor %o0, %o2, %o0 and %o0, 0xE, %o0 sll %o0, 2, %o0 sethi %hi(objc_tagged_pointer_classes), %o2 or %o2, %lo(objc_tagged_pointer_classes), %o2 #ifdef OF_PIC ldx [%o3 + %o2], %o2 #endif ldx [%o2 + %o0], %o2 ba .Lmain_\name ldx [%o2 + 64], %o2 .type \name, %function .size \name, .-\name .endm .macro generate_lookup_super name lookup |
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