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59 lines
1.5 KiB
ArmAsm
59 lines
1.5 KiB
ArmAsm
/* Copyright (C) 1991-2016 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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weak_extern(_setjmp)
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weak_extern(setjmp)
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