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47 lines
1.3 KiB
ArmAsm
47 lines
1.3 KiB
ArmAsm
/* Copyright (C) 2011-2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
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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 <jmpbuf-offsets.h>
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.text
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/* Keep traditional entry points in with sigsetjmp(). */
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ENTRY(setjmp)
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{ movei r1, 1; j 1f }
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END(setjmp)
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ENTRY(_setjmp)
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{ movei r1, 0; j 1f }
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END(_setjmp)
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libc_hidden_def (_setjmp)
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ENTRY(__sigsetjmp)
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FEEDBACK_ENTER(__sigsetjmp)
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1:
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move r2, r0
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#define SAVE(r) { ST r2, r ; ADDI_PTR r2, r2, REGSIZE }
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FOR_EACH_CALLEE_SAVED_REG(SAVE)
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mfspr r3, INTERRUPT_CRITICAL_SECTION
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ST r2, r3
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j plt(__sigjmp_save)
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jrp lr /* Keep the backtracer happy. */
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END(__sigsetjmp)
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