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Diffstat (limited to 'binutils-2.24/gas/subsegs.h')
-rw-r--r-- | binutils-2.24/gas/subsegs.h | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/binutils-2.24/gas/subsegs.h b/binutils-2.24/gas/subsegs.h deleted file mode 100644 index 1e5f6199..00000000 --- a/binutils-2.24/gas/subsegs.h +++ /dev/null @@ -1,117 +0,0 @@ -/* subsegs.h -> subsegs.c - Copyright 1987, 1992, 1993, 1994, 1995, 1996, 1998, 2000, 2003, 2005, - 2006, 2007, 2009 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 3, 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, 51 Franklin Street - Fifth Floor, Boston, MA - 02110-1301, USA. */ - -/* - * For every sub-segment the user mentions in the ASsembler program, - * we make one struct frchain. Each sub-segment has exactly one struct frchain - * and vice versa. - * - * Struct frchain's are forward chained (in ascending order of sub-segment - * code number). The chain runs through frch_next of each subsegment. - * This makes it hard to find a subsegment's frags - * if programmer uses a lot of them. Most programs only use text0 and - * data0, so they don't suffer. At least this way: - * (1) There are no "arbitrary" restrictions on how many subsegments - * can be programmed; - * (2) Subsegments' frchain-s are (later) chained together in the order in - * which they are emitted for object file viz text then data. - * - * From each struct frchain dangles a chain of struct frags. The frags - * represent code fragments, for that sub-segment, forward chained. - */ - -#include "obstack.h" - -struct frch_cfi_data; - -struct frchain /* control building of a frag chain */ -{ /* FRCH = FRagment CHain control */ - 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 */ - subsegT frch_subseg; /* subsegment number of this chain */ - fixS *fix_root; /* Root of fixups for this subsegment. */ - fixS *fix_tail; /* Last fixup for this subsegment. */ - struct obstack frch_obstack; /* for objects in this frag chain */ - fragS *frch_frag_now; /* frag_now for this subsegment */ - struct frch_cfi_data *frch_cfi_data; -}; - -typedef struct frchain frchainS; - -/* Frchain we are assembling into now. That is, the current segment's - frag chain, even if it contains no (complete) frags. */ -extern frchainS *frchain_now; - -typedef struct segment_info_struct { - frchainS *frchainP; - unsigned int hadone : 1; - - /* This field is set if this is a .bss section which does not really - have any contents. Once upon a time a .bss section did not have - any frags, but that is no longer true. This field prevent the - SEC_HAS_CONTENTS flag from being set for the section even if - there are frags. */ - unsigned int bss : 1; - - int user_stuff; - - /* Fixups for this segment. This is only valid after the frchains - are run together. */ - fixS *fix_root; - fixS *fix_tail; - - symbolS *dot; - - struct lineno_list *lineno_list_head; - struct lineno_list *lineno_list_tail; - - /* Which BFD section does this gas segment correspond to? */ - asection *bfd_section; - - /* NULL, or pointer to the gas symbol that is the section symbol for - this section. sym->bsym and bfd_section->symbol should be the same. */ - symbolS *sym; - - union { - /* Current size of section holding stabs strings. */ - unsigned long stab_string_size; - /* Initial frag for ELF. */ - char *p; - } - stabu; - -#ifdef NEED_LITERAL_POOL - unsigned long literal_pool_size; -#endif - -#ifdef TC_SEGMENT_INFO_TYPE - TC_SEGMENT_INFO_TYPE tc_segment_info_data; -#endif -} segment_info_type; - - -#define seg_info(sec) \ - ((segment_info_type *) bfd_get_section_userdata (stdoutput, sec)) - -extern symbolS *section_symbol (segT); - -extern void subsegs_print_statistics (FILE *); |