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85 lines
3.6 KiB
C
85 lines
3.6 KiB
C
/* fmtdy.h: DYLAN OBJECT FORMAT
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*
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* $Id$
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* Copyright (c) 2001 Ravenbrook Limited. See end of file for license.
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*/
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#ifndef fmtdy_h
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#define fmtdy_h
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#include "mps.h"
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/* Low-level routines, exposed here so that the with-header format
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* can use common code. */
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extern mps_res_t dylan_scan1(mps_ss_t, mps_addr_t *);
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extern mps_res_t dylan_scan1_weak(mps_ss_t, mps_addr_t *);
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/* Format */
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extern mps_fmt_A_s *dylan_fmt_A(void);
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extern mps_fmt_A_s *dylan_fmt_A_weak(void);
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extern mps_fmt_B_s *dylan_fmt_B(void);
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extern mps_fmt_B_s *dylan_fmt_B_weak(void);
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extern mps_res_t dylan_fmt(mps_fmt_t *, mps_arena_t);
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extern mps_res_t dylan_fmt_weak(mps_fmt_t *, mps_arena_t);
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extern mps_addr_t dylan_weak_dependent(mps_addr_t);
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extern void dylan_pad(mps_addr_t addr, size_t size);
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extern int dylan_wrapper_check(mps_word_t *w);
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/* Constants describing wrappers. Used only for debugging / testing */
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#define WW 0 /* offset of Wrapper-Wrapper */
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#define WC 1 /* offset of Class pointer*/
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#define WM 2 /* offset of subtype Mask */
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#define WF 3 /* offset of Fixed part descriptor */
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#define WV 4 /* offset of Vector part descriptor */
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#define WS 5 /* offset of Size field for pattern vector */
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#define WP 6 /* offset of Pattern 0, if present */
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#define BASIC_WRAPPER_SIZE (WS + 1) /* size of wrapper with no patterns */
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#define ALIGN sizeof(mps_word_t) /* alignment for Dylan format */
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#endif /* fmtdy_h */
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/* C. COPYRIGHT AND LICENSE
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*
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* Copyright (C) 2001-2002 Ravenbrook Limited <http://www.ravenbrook.com/>.
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* All rights reserved. This is an open source license. Contact
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* Ravenbrook for commercial licensing options.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Redistributions in any form must be accompanied by information on how
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* to obtain complete source code for this software and any accompanying
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* software that uses this software. The source code must either be
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* included in the distribution or be available for no more than the cost
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* of distribution plus a nominal fee, and must be freely redistributable
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* under reasonable conditions. For an executable file, complete source
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* code means the source code for all modules it contains. It does not
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* include source code for modules or files that typically accompany the
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* major components of the operating system on which the executable file
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* runs.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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* PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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