ObjFW  Check-in [fd4a416f66]

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Comment:Add lookup-asm-arm64-elf.S
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SHA3-256: fd4a416f665c43e9e3d7b7397149ea9898f65a5b20af7be7fdbb054fc1c4baa3
User & Date: js on 2016-01-06 00:08:08
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Context
2016-01-20
00:19
Add forwardingTargetForSelector: for ARM64/ELF check-in: 7e6bad326c user: js tags: trunk
2016-01-06
00:08
Add lookup-asm-arm64-elf.S check-in: fd4a416f66 user: js tags: trunk
2016-01-05
22:52
PLATFORMS.md: Update Android check-in: df7c358c36 user: js tags: trunk
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Added src/runtime/lookup-asm/lookup-asm-arm64-elf.S version [33b4da82fe]. 





















































































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/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
 *   Jonathan Schleifer <js@heap.zone>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * 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"

#include "platform.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 not_found
\name:
	cmp	x0, #0
	beq	ret_nil

	ldr	x2, [x0, #0]
	ldr	x2, [x2, #64]

.Lmain_\name:
#ifdef OF_SELUID24
	ldrb	w3, [x1, #2]
	ldr	x2, [x2, x3, lsl #3]
#endif
	ldrb	w3, [x1, #1]
	ldr	x2, [x2, x3, lsl #3]
	ldrb	w3, [x1, #0]
	ldr	x2, [x2, x3, lsl #3]

	cmp	x2, #0
	beq	\not_found

	mov	x0, x2
	ret
.type \name, %function
.size \name, .-\name
.endm

.macro generate_lookup_super name lookup
\name:
	ldr	x2, [x0, #0]
	cmp	x0, #0
	beq	ret_nil

	ldr	x2, [x0, #8]
	ldr	x2, [x2, #64]

	b	.Lmain_\lookup
.type \name, %function
.size \name, .-\name
.endm

generate_lookup objc_msg_lookup objc_method_not_found
generate_lookup objc_msg_lookup_stret objc_method_not_found_stret
generate_lookup_super objc_msg_lookup_super objc_msg_lookup
generate_lookup_super objc_msg_lookup_super_stret objc_msg_lookup_stret

ret_nil:
	adr	x0, nil_method
	ret

nil_method:
	mov	x0, #0
	ret

#ifdef OF_LINUX
.section .note.GNU-stack, "", %progbits
#endif








Modified src/runtime/lookup-asm/lookup-asm.S
from [3fb43b35fa]
to [b638ae745b].




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#include "platform.h"

#if defined(OF_ELF)
# if defined(OF_X86_64)
#  include "lookup-asm-x86_64-elf.S"
# elif defined(OF_X86)
#  include "lookup-asm-x86-elf.S"
# elif defined(OF_ARM64)
#  include "lookup-asm-arm64-elf.S"
# elif defined(OF_ARM)
#  include "lookup-asm-arm-elf.S"
# elif defined(OF_POWERPC)
#  include "lookup-asm-ppc-elf.S"
# elif defined(OF_MIPS)
#  include "lookup-asm-mips-elf.S"
# elif defined(OF_SPARC64)




︙







Modified src/runtime/runtime-private.h
from [26a5f2070f]
to [bae86bc27a].




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	return dtable->buckets[i]->buckets[j];
#endif
}

#if defined(OF_ELF)
# if defined(OF_X86_64) || defined(OF_X86) || defined(OF_POWERPC) || \
	defined(OF_ARM) || defined(OF_MIPS) || defined(OF_SPARC64) || \
	defined(OF_SPARC)
	defined(OF_ARM64) || defined(OF_ARM) || defined(OF_MIPS) || \
	defined(OF_SPARC64) || defined(OF_SPARC)
#  define OF_ASM_LOOKUP
# endif
#elif defined(OF_MACH_O)
# if defined(OF_X86_64) || defined(OF_POWERPC)
#  define OF_ASM_LOOKUP
# endif
#elif defined(OF_WINDOWS)




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