* symtab.h: Include minsyms.h.
(prim_record_minimal_symbol, prim_record_minimal_symbol_full) (prim_record_minimal_symbol_and_info, msymbol_hash_iw) (msymbol_hash, SYMBOL_HASH_NEXT, msymbol_objfile) (lookup_minimal_symbol, lookup_minimal_symbol_text) (lookup_minimal_symbol_solib_trampoline) (lookup_minimal_symbol_by_pc_name, lookup_minimal_symbol_by_pc) (iterate_over_minimal_symbols, lookup_minimal_symbol_and_objfile) (lookup_minimal_symbol_by_pc_section) (lookup_solib_trampoline_symbol_by_pc) (init_minimal_symbol_collection) (make_cleanup_discard_minimal_symbols, install_minimal_symbols) (msymbols_sort): Move to minsyms.h. * objfiles.c (terminate_minimal_symbol_table): Move to minsyms.c. * minsyms.c (terminate_minimal_symbol_table): Move from objfiles.c. * minsyms.h: New file.
This commit is contained in:
Tom Tromey
parent
a5bd37c3ca
commit
c35384fbef
5 changed files with 150 additions and 95 deletions
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@ -1,3 +1,23 @@
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2011-12-21 Tom Tromey <tromey@redhat.com>
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* symtab.h: Include minsyms.h.
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(prim_record_minimal_symbol, prim_record_minimal_symbol_full)
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(prim_record_minimal_symbol_and_info, msymbol_hash_iw)
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(msymbol_hash, SYMBOL_HASH_NEXT, msymbol_objfile)
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(lookup_minimal_symbol, lookup_minimal_symbol_text)
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(lookup_minimal_symbol_solib_trampoline)
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(lookup_minimal_symbol_by_pc_name, lookup_minimal_symbol_by_pc)
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(iterate_over_minimal_symbols, lookup_minimal_symbol_and_objfile)
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(lookup_minimal_symbol_by_pc_section)
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(lookup_solib_trampoline_symbol_by_pc)
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(init_minimal_symbol_collection)
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(make_cleanup_discard_minimal_symbols, install_minimal_symbols)
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(msymbols_sort): Move to minsyms.h.
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* objfiles.c (terminate_minimal_symbol_table): Move to minsyms.c.
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* minsyms.c (terminate_minimal_symbol_table): Move from
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objfiles.c.
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* minsyms.h: New file.
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2011-12-21 Tom Tromey <tromey@redhat.com>
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* hppa-hpux-tdep.c (hppa64_hpux_search_dummy_call_sequence): Use
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@ -1291,6 +1291,27 @@ install_minimal_symbols (struct objfile *objfile)
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}
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}
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/* See minsyms.h. */
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void
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terminate_minimal_symbol_table (struct objfile *objfile)
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{
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if (! objfile->msymbols)
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objfile->msymbols = ((struct minimal_symbol *)
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obstack_alloc (&objfile->objfile_obstack,
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sizeof (objfile->msymbols[0])));
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{
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struct minimal_symbol *m
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= &objfile->msymbols[objfile->minimal_symbol_count];
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memset (m, 0, sizeof (*m));
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/* Don't rely on these enumeration values being 0's. */
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MSYMBOL_TYPE (m) = mst_unknown;
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SYMBOL_SET_LANGUAGE (m, language_unknown);
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}
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}
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/* Sort all the minimal symbols in OBJFILE. */
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void
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107
gdb/minsyms.h
Normal file
107
gdb/minsyms.h
Normal file
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@ -0,0 +1,107 @@
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/* Minimal symbol table definitions for GDB.
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Copyright (C) 2011 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef MINSYMS_H
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#define MINSYMS_H
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/* Functions for dealing with the minimal symbol table, really a misc
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address<->symbol mapping for things we don't have debug symbols for. */
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void prim_record_minimal_symbol (const char *, CORE_ADDR,
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enum minimal_symbol_type,
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struct objfile *);
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struct minimal_symbol *prim_record_minimal_symbol_full
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(const char *,
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int, int, CORE_ADDR,
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enum minimal_symbol_type,
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int section,
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asection *bfd_section,
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struct objfile *);
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struct minimal_symbol *prim_record_minimal_symbol_and_info
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(const char *,
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CORE_ADDR,
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enum minimal_symbol_type,
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int section,
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asection *bfd_section,
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struct objfile *);
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unsigned int msymbol_hash_iw (const char *);
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unsigned int msymbol_hash (const char *);
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/* Compute the next hash value from previous HASH and the character C. This
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is only a GDB in-memory computed value with no external files compatibility
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requirements. */
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#define SYMBOL_HASH_NEXT(hash, c) \
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((hash) * 67 + tolower ((unsigned char) (c)) - 113)
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struct objfile *msymbol_objfile (struct minimal_symbol *sym);
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struct minimal_symbol *lookup_minimal_symbol (const char *,
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const char *,
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struct objfile *);
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struct minimal_symbol *lookup_minimal_symbol_text (const char *,
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struct objfile *);
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struct minimal_symbol *lookup_minimal_symbol_solib_trampoline
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(const char *,
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struct objfile *);
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struct minimal_symbol *lookup_minimal_symbol_by_pc_name
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(CORE_ADDR, const char *, struct objfile *);
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struct minimal_symbol *lookup_minimal_symbol_by_pc (CORE_ADDR);
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struct minimal_symbol *lookup_minimal_symbol_and_objfile (const char *,
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struct objfile **);
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struct minimal_symbol *lookup_minimal_symbol_by_pc_section
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(CORE_ADDR,
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struct obj_section *);
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struct minimal_symbol *lookup_solib_trampoline_symbol_by_pc (CORE_ADDR);
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void init_minimal_symbol_collection (void);
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struct cleanup *make_cleanup_discard_minimal_symbols (void);
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void install_minimal_symbols (struct objfile *);
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/* Sort all the minimal symbols in OBJFILE. */
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void msymbols_sort (struct objfile *objfile);
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/* Create the terminating entry of OBJFILE's minimal symbol table.
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If OBJFILE->msymbols is zero, allocate a single entry from
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OBJFILE->objfile_obstack; otherwise, just initialize
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OBJFILE->msymbols[OBJFILE->minimal_symbol_count]. */
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void terminate_minimal_symbol_table (struct objfile *objfile);
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void iterate_over_minimal_symbols (struct objfile *objf,
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const char *name,
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void (*callback) (struct minimal_symbol *,
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void *),
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void *user_data);
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#endif /* MINSYMS_H */
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@ -344,29 +344,6 @@ entry_point_address (void)
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return retval;
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}
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/* Create the terminating entry of OBJFILE's minimal symbol table.
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If OBJFILE->msymbols is zero, allocate a single entry from
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OBJFILE->objfile_obstack; otherwise, just initialize
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OBJFILE->msymbols[OBJFILE->minimal_symbol_count]. */
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void
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terminate_minimal_symbol_table (struct objfile *objfile)
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{
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if (! objfile->msymbols)
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objfile->msymbols = ((struct minimal_symbol *)
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obstack_alloc (&objfile->objfile_obstack,
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sizeof (objfile->msymbols[0])));
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{
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struct minimal_symbol *m
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= &objfile->msymbols[objfile->minimal_symbol_count];
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memset (m, 0, sizeof (*m));
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/* Don't rely on these enumeration values being 0's. */
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MSYMBOL_TYPE (m) = mst_unknown;
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SYMBOL_SET_LANGUAGE (m, language_unknown);
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}
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}
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/* Iterator on PARENT and every separate debug objfile of PARENT.
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The usage pattern is:
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for (objfile = parent;
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74
gdb/symtab.h
74
gdb/symtab.h
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#define MSYMBOL_SIZE(msymbol) (msymbol)->size
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#define MSYMBOL_TYPE(msymbol) (msymbol)->type
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#include "minsyms.h"
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/* Represent one symbol name; a variable, constant, function or typedef. */
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#define GCC2_COMPILED_FLAG_SYMBOL "gcc2_compiled."
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#endif
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/* Functions for dealing with the minimal symbol table, really a misc
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address<->symbol mapping for things we don't have debug symbols for. */
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extern void prim_record_minimal_symbol (const char *, CORE_ADDR,
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enum minimal_symbol_type,
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struct objfile *);
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extern struct minimal_symbol *prim_record_minimal_symbol_full
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(const char *, int, int, CORE_ADDR,
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enum minimal_symbol_type,
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int section, asection * bfd_section, struct objfile *);
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extern struct minimal_symbol *prim_record_minimal_symbol_and_info
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(const char *, CORE_ADDR,
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enum minimal_symbol_type,
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int section, asection * bfd_section, struct objfile *);
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extern unsigned int msymbol_hash_iw (const char *);
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extern unsigned int msymbol_hash (const char *);
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/* Compute the next hash value from previous HASH and the character C. This
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is only a GDB in-memory computed value with no external files compatibility
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requirements. */
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#define SYMBOL_HASH_NEXT(hash, c) \
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((hash) * 67 + tolower ((unsigned char) (c)) - 113)
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extern struct objfile * msymbol_objfile (struct minimal_symbol *sym);
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extern struct minimal_symbol *lookup_minimal_symbol (const char *,
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const char *,
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struct objfile *);
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extern struct minimal_symbol *lookup_minimal_symbol_text (const char *,
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struct objfile *);
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struct minimal_symbol *lookup_minimal_symbol_solib_trampoline (const char *,
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struct objfile
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*);
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extern struct minimal_symbol *lookup_minimal_symbol_by_pc_name
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(CORE_ADDR, const char *, struct objfile *);
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extern struct minimal_symbol *lookup_minimal_symbol_by_pc (CORE_ADDR);
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extern void iterate_over_minimal_symbols (struct objfile *objf,
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const char *name,
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void (*callback) (struct minimal_symbol *,
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void *),
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void *user_data);
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extern int in_gnu_ifunc_stub (CORE_ADDR pc);
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/* Functions for resolving STT_GNU_IFUNC symbols which are implemented only
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@ -1089,28 +1039,8 @@ struct gnu_ifunc_fns
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extern const struct gnu_ifunc_fns *gnu_ifunc_fns_p;
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extern struct minimal_symbol *
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lookup_minimal_symbol_and_objfile (const char *,
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struct objfile **);
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extern struct minimal_symbol
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*lookup_minimal_symbol_by_pc_section (CORE_ADDR, struct obj_section *);
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extern struct minimal_symbol
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*lookup_solib_trampoline_symbol_by_pc (CORE_ADDR);
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extern CORE_ADDR find_solib_trampoline_target (struct frame_info *, CORE_ADDR);
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extern void init_minimal_symbol_collection (void);
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extern struct cleanup *make_cleanup_discard_minimal_symbols (void);
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extern void install_minimal_symbols (struct objfile *);
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/* Sort all the minimal symbols in OBJFILE. */
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extern void msymbols_sort (struct objfile *objfile);
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struct symtab_and_line
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{
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/* The program space of this sal. */
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