0ee420b608
Theoretically, this was breaking the size calculation for the symbol. Noticed when doing a readthrough. Reviewed by: imp Differential Revision: https://reviews.freebsd.org/D22525
54 lines
2.0 KiB
ArmAsm
54 lines
2.0 KiB
ArmAsm
/*
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* Copyright (c) 2004 Suleiman Souhlal
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <machine/asm.h>
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__FBSDID("$FreeBSD$");
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.globl CNAME(_ctx_done)
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.globl CNAME(abort)
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ENTRY(_ctx_start)
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mtlr %r14
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blrl /* branch to start function */
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mr %r3,%r15 /* pass pointer to ucontext as argument */
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bl CNAME(_ctx_done) /* branch to ctxt completion func */
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/*
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* we should never return from the
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* above branch.
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*/
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/* Don't bother saving off %r30, we're already in a bad state. */
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bcl 20,31,1f
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1: mflr %r30
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mr %r3,%r30 # save for _DYNAMIC
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addis %r30,%r30,_GLOBAL_OFFSET_TABLE_-1b@ha
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addi %r30,%r30,_GLOBAL_OFFSET_TABLE_-1b@l
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bl PIC_PLT(CNAME(abort)) /* abort */
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END(_ctx_start)
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.section .note.GNU-stack,"",%progbits
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