ObjFW: Diff

Differences From Artifact [0b31617db4]:

File src/runtime/lookup-asm/lookup-asm-arm64-elf.S — part of check-in [ddb7ebcf5b] at 2024-02-24 22:30:06 on branch trunk — Use `bti c` instead of `bti jc`
The `j` isn't necessary, as tail call eliminations can just use x16/x17,
which allow any type. (user: js, size: 2141) [annotate] [blame] [check-ins using]

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22 23 24 25 26 27 28 29 30 31 32 33 34 35 36	.globl objc_msg_lookup_super .globl objc_msg_lookup_super_stret .section .text .macro GENERATE_LOOKUP name notFound \name: #ifdef HAVE_BTI ~~bti jc~~ #endif cbz x0, .LreturnNilMethod tst x0, #1 b.ne .LtaggedPointer_\name	\|	22 23 24 25 26 27 28 29 30 31 32 33 34 35 36	.globl objc_msg_lookup_super .globl objc_msg_lookup_super_stret .section .text .macro GENERATE_LOOKUP name notFound \name: #ifdef HAVE_BTI bti c #endif cbz x0, .LreturnNilMethod tst x0, #1 b.ne .LtaggedPointer_\name
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69 70 71 72 73 74 75 76 77 78 79 80 81 82 83	.type \name, %function .size \name, .-\name .endm .macro GENERATE_LOOKUP_SUPER name lookup \name: #ifdef HAVE_BTI ~~bti jc~~ #endif mov x2, x0 ldr x0, [x0] cbz x0, .LreturnNilMethod ldr x2, [x2, #8]	\|	69 70 71 72 73 74 75 76 77 78 79 80 81 82 83	.type \name, %function .size \name, .-\name .endm .macro GENERATE_LOOKUP_SUPER name lookup \name: #ifdef HAVE_BTI bti c #endif mov x2, x0 ldr x0, [x0] cbz x0, .LreturnNilMethod ldr x2, [x2, #8]
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