Artifact 6572abd901afc9a8f3a21aad2cadaa3f55c267c39d0a908be21abf5f12017d9c:
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src/runtime/lookup-asm/lookup-asm-sparc-elf.S
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2016-01-03 00:41:26
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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 %o0, 0 beq,pn ret_nil nop ld [%o0], %o2 ld [%o2 + 32], %o2 .Lmain_\name: #ifdef OF_SELUID24 ldub [%o1 + 1], %o3 #endif ldub [%o1 + 2], %o4 ldub [%o1 + 3], %o5 #ifdef OF_SELUID24 sll %o3, 2, %o3 #endif sll %o4, 2, %o4 sll %o5, 2, %o5 #ifdef OF_SELUID24 ld [%o2 + %o3], %o2 #endif ld [%o2 + %o4], %o2 ld [%o2 + %o5], %o2 cmp %o2, 0 beq,pn \not_found nop retl mov %o2, %o0 .type \name, %function .size \name, .-\name .endm .macro generate_lookup_super name lookup \name: ld [%o0], %o2 cmp %o2, 0 beq,pn ret_nil nop ld [%o0 + 4], %o2 ba .Lmain_\lookup ld [%o2 + 32], %o2 .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: #ifdef OF_PIC mov %o7, %g1 sethi %hi(_GLOBAL_OFFSET_TABLE_ - 4), %o1 call 0f add %o1, %lo(_GLOBAL_OFFSET_TABLE_ + 4), %o1 0: add %o7, %o1, %o1 sethi %hi(nil_method), %o0 or %o0, %lo(nil_method), %o0 jmpl %g1 + 8, %g0 ld [%o1 + %o0], %o0 #else sethi %hi(nil_method), %o0 retl or %o0, %lo(nil_method), %o0 #endif nil_method: retl clr %o0 #ifdef OF_LINUX .section .note.GNU-stack, "", %progbits #endif