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40 lines
1.5 KiB
C
40 lines
1.5 KiB
C
/* Copyright (C) 1994 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 Library General Public License as
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published by the Free Software Foundation; either version 2 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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#define MOVE(x,y) mov x, y
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#define LOSE asm volatile ("call_pal 0") /* halt */
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#define START_MACHDEP \
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asm ("_start: mov $30, $16\n" /* Put initial SP in a0. */
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" br $27, 1f\n" /* Load GP from PC. */
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"1: ldgp $29, 0($27)\n"
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" jmp $26, _start0"); /* Jump to _start0; don't return. */
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#define START_ARGS char **sparg
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#define SNARF_ARGS(argc, argv, envp) \
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(envp = &(argv = &sparg[1])[(argc = *(int *) sparg) + 1])
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#define CALL_WITH_SP(fn, sp) \
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({ register long int __fn = fn, __sp = (long int) sp; \
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asm volatile ("mov %0,$30; jmp $31, %1; ldgp $29, 0(%1)" \
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: : "r" (__sp), "r" (__fn)); })
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#define STACK_GROWTH_DOWN
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#include_next <sysdep.h>
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