50 lines
1.4 KiB
ArmAsm
50 lines
1.4 KiB
ArmAsm
/* longjmp for ARC.
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Copyright (C) 2020-2022 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 License as
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published by the Free Software Foundation; either version 2.1 of the
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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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<https://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#include <jmpbuf-offsets.h>
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/* @ r0 = jump buffer from which regs will be restored
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@ r1 = value that setjmp( ) will return due to this longjmp. */
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ENTRY (__longjmp)
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LDR (blink, r0, 0)
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LDR (sp, r0, 1)
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LDR (fp, r0, 2)
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LDR (gp, r0, 3)
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LDR (r13, r0, 4)
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LDR (r14, r0, 5)
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LDR (r15, r0, 6)
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LDR (r16, r0, 7)
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LDR (r17, r0, 8)
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LDR (r18, r0, 9)
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LDR (r19, r0, 10)
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LDR (r20, r0, 11)
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LDR (r21, r0, 12)
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LDR (r22, r0, 13)
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LDR (r23, r0, 14)
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LDR (r24, r0, 15)
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mov.f r0, r1
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j.d [blink]
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mov.z r0, 1 /* don't return 0 to setjmp callsite from longjmp. */
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END (__longjmp)
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