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aa9bc17601
BMakefiles and other bits will follow. Requested by: Andrey Chernov Made world by: Chuck Robey
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
/* Stack allocation routines. This is intended for machines without support
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for the `alloca' function.
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Copyright (C) 1996 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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License for more details.
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You should have received a copy of the GNU Library General Public License
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along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA. */
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struct tmp_stack
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{
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void *end;
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void *alloc_point;
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struct tmp_stack *prev;
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};
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struct tmp_marker
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{
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struct tmp_stack *which_chunk;
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void *alloc_point;
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};
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typedef struct tmp_marker tmp_marker;
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#if __STDC__
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void *__tmp_alloc (unsigned long);
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void __tmp_mark (tmp_marker *);
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void __tmp_free (tmp_marker *);
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#else
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void *__tmp_alloc ();
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void __tmp_mark ();
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void __tmp_free ();
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#endif
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#ifndef __TMP_ALIGN
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#define __TMP_ALIGN 8
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#endif
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#define TMP_DECL(marker) tmp_marker marker
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#define TMP_ALLOC(size) \
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__tmp_alloc (((unsigned long) (size) + __TMP_ALIGN - 1) & -__TMP_ALIGN)
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#define TMP_MARK(marker) __tmp_mark (&marker)
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#define TMP_FREE(marker) __tmp_free (&marker)
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