Blame sysdeps/sparc/sparc32/setjmp.S

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/* Copyright (C) 1991-2018 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, see
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   <http://www.gnu.org/licenses/>.  */
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#include <sysdep.h>
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#include <sys/trap.h>
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#include <jmpbuf-offsets.h>
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ENTRY(_setjmp)
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	b	1f
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	 set	0, %o1
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END(_setjmp)
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libc_hidden_def (_setjmp)
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ENTRY(setjmp)
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	set	1, %o1
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END(setjmp)
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ENTRY (__sigsetjmp)
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1:
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	/* Save our PC, SP and FP.  Save the signal mask if requested with
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	   a tail-call for simplicity; it always returns zero.  */
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	ta	ST_FLUSH_WINDOWS
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#ifdef PTR_MANGLE
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	PTR_MANGLE (%g1, %o7, %g4)
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	PTR_MANGLE2 (%g2, %sp, %g4)
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	PTR_MANGLE2 (%g3, %fp, %g4)
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	st	%g1, [%o0 + (JB_PC * 4)]
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	st	%g2, [%o0 + (JB_SP * 4)]
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	st	%g3, [%o0 + (JB_FP * 4)]
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#else
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	st	%o7, [%o0 + (JB_PC * 4)]
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	st	%sp, [%o0 + (JB_SP * 4)]
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	st	%fp, [%o0 + (JB_FP * 4)]
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#endif
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	mov	%o7, %g1
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	call	__sigjmp_save
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	 mov	%g1, %o7
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END(__sigsetjmp)
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hidden_def (__sigsetjmp)
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weak_extern(_setjmp)
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weak_extern(setjmp)