Overview
| Comment: | lookup-asm-arm-elf.S: Support tagged pointers |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | tagged-pointers |
| Files: | files | file ages | folders |
| SHA3-256: |
eb007abba97dba76c5cf77f00a3ad1b4 |
| User & Date: | js on 2020-07-09 00:11:00 |
| Other Links: | branch diff | manifest | tags |
Context
|
2020-07-12
| ||
| 10:54 | Merge trunk into branch "tagged-pointers" check-in: be250b4fb3 user: js tags: tagged-pointers | |
|
2020-07-09
| ||
| 00:11 | lookup-asm-arm-elf.S: Support tagged pointers check-in: eb007abba9 user: js tags: tagged-pointers | |
|
2020-07-08
| ||
| 19:52 | lookup-asm-powerpc-elf.S: Support tagged pointers check-in: a0e61a4760 user: js tags: tagged-pointers | |
Changes
Modified src/runtime/lookup-asm/lookup-asm-arm-elf.S from [32240ae7d6] to [39632f0f84].
| ︙ | ︙ | |||
26 27 28 29 30 31 32 33 34 35 36 37 38 39 | .section .text .macro generate_lookup name not_found \name: cmp r0, #0 beq ret_nil ldr r2, [r0, #0] ldr r2, [r2, #32] .Lmain_\name: #ifndef OF_BIG_ENDIAN # ifdef OF_SELUID24 ldrb r3, [r1, #2] | > > > | 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | .section .text .macro generate_lookup name not_found \name: cmp r0, #0 beq ret_nil tst r0, #1 bne .Ltagged_pointer_\name ldr r2, [r0, #0] ldr r2, [r2, #32] .Lmain_\name: #ifndef OF_BIG_ENDIAN # ifdef OF_SELUID24 ldrb r3, [r1, #2] |
| ︙ | ︙ | |||
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | #endif cmp r2, #0 beq \not_found(PLT) mov r0, r2 bx lr .type \name, %function .size \name, .-\name .endm .macro generate_lookup_super name lookup \name: mov r2, r0 ldr r0, [r0, #0] cmp r0, #0 | > > > > > > > > > > > > > > > > > > | 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 86 87 88 89 90 91 | #endif cmp r2, #0 beq \not_found(PLT) mov r0, r2 bx lr .Ltagged_pointer_\name: ldr r3, .Lgot$indirect_.Ltagged_pointer_\name ldr r2, .Lgot$indirect_.Ltagged_pointer_\name+4 add r3, pc, r3 and r0, r0, #0xE lsl r0, r0, #1 ldr r2, [r3, r2] ldr r2, [r2, r0] ldr r2, [r2, #32] b .Lmain_\name .type \name, %function .size \name, .-\name .Lgot$indirect_.Ltagged_pointer_\name: .long _GLOBAL_OFFSET_TABLE_-(.Ltagged_pointer_\name+16) .long objc_tagged_pointer_classes(GOT) .endm .macro generate_lookup_super name lookup \name: mov r2, r0 ldr r0, [r0, #0] cmp r0, #0 |
| ︙ | ︙ |