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45 lines
1.5 KiB
ArmAsm
45 lines
1.5 KiB
ArmAsm
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/* Copyright (C) 2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#define _ASM
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#define _SETJMP_H
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#include <bits/setjmp.h>
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#include <asm-syntax.h>
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/* Jump to the position specified by ENV, causing the
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setjmp call there to return VAL, or 1 if VAL is 0.
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void __longjmp (__jmp_buf env, int val). */
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ENTRY(__longjmp)
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/* Restore registers. */
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movq (JB_RBX*8)(%rdi),%rbx
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movq (JB_RBP*8)(%rdi),%rbp
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movq (JB_R12*8)(%rdi),%r12
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movq (JB_R13*8)(%rdi),%r13
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movq (JB_R14*8)(%rdi),%r14
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movq (JB_R15*8)(%rdi),%r15
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/* Set return value for setjmp. */
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test %esi,%esi
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mov $01,%eax
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cmove %eax,%esi
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mov %esi, %eax
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movq (JB_PC*8)(%rdi),%rdx
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movq (JB_RSP*8)(%rdi),%rsp
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jmpq *%rdx
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END (BP_SYM (__longjmp))
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