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- /* sections.h (was subsegs.h in the original GAS)
- Copyright (C) 1987 Free Software Foundation, Inc.
-
- This file is part of GAS, the GNU Assembler.
-
- GAS is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 1, or (at your option)
- any later version.
-
- GAS is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GAS; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- #import <mach-o/loader.h>
- #import "struc-symbol.h"
-
- /*
- * For every section the user mentions in the assembley program, we make one
- * struct frchain. Each section has exactly one struct frchain and vice versa.
- *
- * Struct frchain's are forward chained (in ascending order of section number).
- * The chain runs through frch_next of each section.
- *
- * From each struct frchain dangles a chain of struct frags. The frags
- * represent code fragments, for that section, forward chained.
- */
-
- struct frchain { /* control building of a frag chain */
- struct frag *frch_root; /* 1st struct frag in chain, or NULL */
- struct frag *frch_last; /* last struct frag in chain, or NULL */
- struct frchain *frch_next; /* next in chain of struct frchain-s */
-
- struct section frch_section; /* section info, name, type, etc. */
- unsigned long frch_nsect; /* section number (1,2,3,...) */
- struct fix *frch_fix_root; /* section fixups */
- isymbolS *frch_isym_root; /* 1st indirect symbol in chain */
- isymbolS *frch_isym_last; /* last indirect symbol in chain */
- };
-
- typedef struct frchain frchainS;
-
- /*
- * All sections' chains hang off here. NULL means no frchains yet.
- */
- extern frchainS *frchain_root;
-
- /*
- * The frchain we are assembling into now. That is, the current section's
- * frag chain, even if it contains no (complete) frags.
- */
- extern frchainS *frchain_now;
-
- /*
- * The global routines defined in sections.c
- */
- extern void sections_begin(
- void);
-
- extern frchainS *section_new(
- char *segname,
- char *sectname,
- unsigned long type,
- unsigned long attributes,
- unsigned long sizeof_stub);
-