binutils-gdb/gdb/buildsym.h

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/* Build symbol tables in GDB's internal format.
* breakpoint.c: * arm-tdep.c: * ia64-tdep.c: * i386-tdep.c: * hpread.c: * hppa-tdep.c: * hppa-hpux-tdep.c: * gnu-nat.c: * gdbtypes.c: * gdbarch.h: * gdbarch.c: * eval.c: * dwarf2read.c: * dbxread.c: * copying: * symfile.c: * stabsread.c: * sh64-tdep.c: * sh-tdep.c: * s390-tdep.c: * rs6000-tdep.c: * remote.c: * remote-mips.c: * mips-tdep.c: * mdebugread.c: * linux-nat.c: * infrun.c: * xcoffread.c: * win32-nat.c: * valops.c: * utils.c: * tracepoint.c: * target.c: * symtab.c: * c-exp.y: * ada-valprint.c: * ada-typeprint.c: * ada-lex.l: * ada-lang.h: * ada-lang.c: * ada-exp.y: * alphafbsd-tdep.c: * alphabsd-tdep.h: * alphabsd-tdep.c: * alphabsd-nat.c: * alpha-tdep.h: * alpha-tdep.c: * alpha-osf1-tdep.c: * alpha-nat.c: * alpha-mdebug-tdep.c: * alpha-linux-tdep.c: * alpha-linux-nat.c: * aix-thread.c: * abug-rom.c: * arch-utils.c: * annotate.h: * annotate.c: * amd64obsd-tdep.c: * amd64obsd-nat.c: * amd64nbsd-tdep.c: * amd64nbsd-nat.c: * amd64fbsd-tdep.c: * amd64fbsd-nat.c: * amd64bsd-nat.c: * amd64-tdep.h: * amd64-tdep.c: * amd64-sol2-tdep.c: * amd64-nat.h: * amd64-nat.c: * amd64-linux-tdep.c: * amd64-linux-nat.c: * alphanbsd-tdep.c: * block.h: * block.c: * bfd-target.h: * bfd-target.c: * bcache.h: * bcache.c: * ax.h: * ax-general.c: * ax-gdb.h: * ax-gdb.c: * avr-tdep.c: * auxv.h: * auxv.c: * armnbsd-tdep.c: * armnbsd-nat.c: * arm-tdep.h: * arm-linux-nat.c: * arch-utils.h: * charset.c: * call-cmds.h: * c-valprint.c: * c-typeprint.c: * c-lang.h: * c-lang.c: * buildsym.h: * buildsym.c: * bsd-uthread.h: * bsd-uthread.c: * bsd-kvm.h: * bsd-kvm.c: * breakpoint.h: * core-regset.c: * core-aout.c: * completer.h: * completer.c: * complaints.h: * complaints.c: * command.h: * coffread.c: * coff-solib.h: * coff-solib.c: * coff-pe-read.h: * coff-pe-read.c: * cli-out.h: * cli-out.c: * charset.h: * dink32-rom.c: * dictionary.h: * dictionary.c: * demangle.c: * defs.h: * dcache.h: * dcache.c: * d10v-tdep.c: * cpu32bug-rom.c: * cp-valprint.c: * cp-support.h: * cp-support.c: * cp-namespace.c: * cp-abi.h: * cp-abi.c: * corelow.c: * corefile.c: * environ.c: * elfread.c: * dwarfread.c: * dwarf2loc.c: * dwarf2expr.h: * dwarf2expr.c: * dwarf2-frame.h: * dwarf2-frame.c: * dve3900-rom.c: * dummy-frame.h: * dummy-frame.c: * dsrec.c: * doublest.h: * doublest.c: * disasm.h: * disasm.c: * fork-child.c: * findvar.c: * fbsd-nat.h: * fbsd-nat.c: * f-valprint.c: * f-typeprint.c: * f-lang.h: * f-lang.c: * expression.h: * expprint.c: * exec.h: * exec.c: * exceptions.h: * exceptions.c: * event-top.h: * event-top.c: * event-loop.h: * event-loop.c: * gdb.c: * gdb-stabs.h: * gdb-events.h: * gdb-events.c: * gcore.c: * frv-tdep.h: * frv-tdep.c: * frv-linux-tdep.c: * frame.h: * frame.c: * frame-unwind.h: * frame-unwind.c: * frame-base.h: * frame-base.c: * gdb_vfork.h: * gdb_thread_db.h: * gdb_string.h: * gdb_stat.h: * gdb_regex.h: * gdb_ptrace.h: * gdb_proc_service.h: * gdb_obstack.h: * gdb_locale.h: * gdb_dirent.h: * gdb_curses.h: * gdb_assert.h: * gdbarch.sh: * gdb.h: * hpux-thread.c: * hppabsd-nat.c: * hppa-tdep.h: * hpacc-abi.c: * h8300-tdep.c: * gregset.h: * go32-nat.c: * gnu-v3-abi.c: * gnu-v2-abi.h: * gnu-v2-abi.c: * gnu-nat.h: * glibc-tdep.c: * gdbtypes.h: * gdbcore.h: * gdbcmd.h: * i386nbsd-tdep.c: * i386nbsd-nat.c: * i386gnu-tdep.c: * i386gnu-nat.c: * i386fbsd-tdep.c: * i386fbsd-nat.c: * i386bsd-tdep.c: * i386bsd-nat.h: * i386bsd-nat.c: * i386-tdep.h: * i386-sol2-nat.c: * i386-nto-tdep.c: * i386-nat.c: * i386-linux-tdep.h: * i386-linux-tdep.c: * i386-linux-nat.c: * i386-cygwin-tdep.c: * inf-ttrace.c: * inf-ptrace.h: * inf-ptrace.c: * inf-loop.h: * inf-loop.c: * inf-child.h: * inf-child.c: * ia64-tdep.h: * ia64-linux-nat.c: * i387-tdep.h: * i387-tdep.c: * i386v4-nat.c: * i386v-nat.c: * i386obsd-tdep.c: * i386obsd-nat.c: * kod.c: * jv-valprint.c: * jv-typeprint.c: * jv-lang.h: * jv-lang.c: * irix5-nat.c: * iq2000-tdep.c: * interps.h: * interps.c: * inftarg.c: * inflow.h: * inflow.c: * inferior.h: * infcmd.c: * infcall.h: * infcall.c: * inf-ttrace.h: * m32r-tdep.h: * m32r-tdep.c: * m32r-rom.c: * m32r-linux-tdep.c: * m32r-linux-nat.c: * m2-valprint.c: * m2-typeprint.c: * m2-lang.h: * m2-lang.c: * lynx-nat.c: * linux-thread-db.c: * linux-nat.h: * linespec.c: * libunwind-frame.h: * libunwind-frame.c: * language.h: * language.c: * macroexp.c: * macrocmd.c: * m88kbsd-nat.c: * m88k-tdep.h: * m88k-tdep.c: * m68klinux-tdep.c: * m68klinux-nat.c: * m68kbsd-tdep.c: * m68kbsd-nat.c: * m68k-tdep.h: * m68k-tdep.c: * mips-linux-nat.c: * mips-irix-tdep.c: * minsyms.c: * memattr.h: * memattr.c: * mem-break.c: * mdebugread.h: * main.h: * main.c: * macrotab.h: * macrotab.c: * macroscope.h: * macroscope.c: * macroexp.h: * nbsd-tdep.c: * mt-tdep.c: * monitor.h: * monitor.c: * mn10300-tdep.h: * mn10300-tdep.c: * mn10300-linux-tdep.c: * mipsv4-nat.c: * mipsread.c: * mipsnbsd-tdep.h: * mipsnbsd-tdep.c: * mipsnbsd-nat.c: * mips64obsd-tdep.c: * mips64obsd-nat.c: * mips-tdep.h: * mips-mdebug-tdep.c: * mips-linux-tdep.c: * osabi.h: * osabi.c: * ocd.h: * ocd.c: * observer.c: * objfiles.h: * objfiles.c: * objc-lang.h: * objc-lang.c: * objc-exp.y: * nto-tdep.h: * nto-tdep.c: * nto-procfs.c: * nlmread.c: * nbsd-tdep.h: * ppcobsd-tdep.c: * ppcobsd-nat.c: * ppcnbsd-tdep.h: * ppcnbsd-tdep.c: * ppcnbsd-nat.c: * ppcbug-rom.c: * ppc-tdep.h: * ppc-sysv-tdep.c: * ppc-linux-tdep.c: * ppc-linux-nat.c: * ppc-bdm.c: * parser-defs.h: * parse.c: * p-valprint.c: * p-typeprint.c: * p-lang.h: * p-lang.c: * remote-fileio.h: * remote-fileio.c: * remote-est.c: * remote-e7000.c: * regset.h: * regset.c: * reggroups.h: * reggroups.c: * regcache.h: * regcache.c: * proc-why.c: * proc-service.c: * proc-events.c: * printcmd.c: * ppcobsd-tdep.h: * sentinel-frame.h: * sentinel-frame.c: * scm-valprint.c: * scm-tags.h: * scm-lang.h: * scm-lang.c: * scm-exp.c: * s390-tdep.h: * rom68k-rom.c: * remote.h: * remote-utils.c: * remote-st.c: * remote-sim.c: * remote-sds.c: * remote-rdp.c: * remote-rdi.c: * remote-hms.c: * sim-regno.h: * shnbsd-tdep.h: * shnbsd-tdep.c: * shnbsd-nat.c: * sh-tdep.h: * serial.h: * serial.c: * ser-unix.h: * ser-unix.c: * ser-tcp.c: * ser-pipe.c: * ser-go32.c: * ser-e7kpc.c: * ser-base.h: * ser-base.c: * solib.c: * solib-svr4.h: * solib-svr4.c: * solib-sunos.c: * solib-som.h: * solib-som.c: * solib-pa64.h: * solib-pa64.c: * solib-osf.c: * solib-null.c: * solib-legacy.c: * solib-irix.c: * solib-frv.c: * solib-aix5.c: * sol-thread.c: * sparc64-linux-tdep.c: * sparc64-linux-nat.c: * sparc-tdep.h: * sparc-tdep.c: * sparc-sol2-tdep.c: * sparc-sol2-nat.c: * sparc-nat.h: * sparc-nat.c: * sparc-linux-tdep.c: * sparc-linux-nat.c: * source.h: * source.c: * somread.c: * solist.h: * solib.h: * std-regs.c: * stack.h: * stack.c: * stabsread.h: * sparcobsd-tdep.c: * sparcnbsd-tdep.c: * sparcnbsd-nat.c: * sparc64obsd-tdep.c: * sparc64nbsd-tdep.c: * sparc64nbsd-nat.c: * sparc64fbsd-tdep.c: * sparc64fbsd-nat.c: * sparc64-tdep.h: * sparc64-tdep.c: * sparc64-sol2-tdep.c: * sparc64-nat.c: * ui-file.c: * typeprint.h: * typeprint.c: * tramp-frame.h: * tramp-frame.c: * trad-frame.h: * trad-frame.c: * tracepoint.h: * top.c: * tobs.inc: * thread.c: * terminal.h: * target.h: * symfile.h: * stop-gdb.c: * vaxbsd-nat.c: * vax-tdep.h: * vax-tdep.c: * vax-nat.c: * varobj.h: * varobj.c: * value.h: * value.c: * valprint.h: * valprint.c: * v850-tdep.c: * uw-thread.c: * user-regs.c: * ui-out.h: * ui-out.c: * ui-file.h: * xcoffsolib.h: * xcoffsolib.c: * wrapper.c: * wince.c: * wince-stub.h: * wince-stub.c: * vaxobsd-tdep.c: * vaxnbsd-tdep.c: * gdb_gcore.sh: * copying.c: * configure.ac: * aclocal.m4: * acinclude.m4: * reply_mig_hack.awk: * observer.sh: * gdb_mbuild.sh: * arm-linux-tdep.c: * blockframe.c: * dbug-rom.c: * environ.h: * dwarf2loc.h: * gdb-events.sh: * glibc-tdep.h: * gdb_wait.h: * gdbthread.h: * i386-sol2-tdep.c: * hppabsd-tdep.c: * hppa-linux-nat.c: * hppa-hpux-nat.c: * ia64-linux-tdep.c: * infptrace.c: * linespec.h: * maint.c: * mips-mdebug-tdep.h: * remote-m32r-sdi.c: * s390-nat.c: * rs6000-nat.c: * remote-utils.h: * sh3-rom.c: * sh-linux-tdep.c: * top.h: * symtab.h: * symmisc.c: * symfile-mem.c: * srec.h: * user-regs.h: * version.h: * valarith.c: * xstormy16-tdep.c: * wrapper.h: * Makefile.in: * f-exp.y: * cris-tdep.c: * cp-name-parser.y: * procfs.c: * proc-utils.h: * proc-flags.c: * proc-api.c: * p-exp.y: * m68hc11-tdep.c: * m2-exp.y: * kod.h: * kod-cisco.c: * jv-exp.y: * hppa-linux-tdep.c: Add (c) after Copyright. Update the FSF address.
2005-12-17 23:34:03 +01:00
Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1995, 1996,
2007-01-09 18:59:20 +01:00
1997, 1998, 1999, 2000, 2002, 2003, 2007 Free Software Foundation, Inc.
1999-07-07 22:19:36 +02:00
This file is part of GDB.
This program 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 of the License, or
1999-07-07 22:19:36 +02:00
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
#if !defined (BUILDSYM_H)
#define BUILDSYM_H 1
struct objfile;
struct symbol;
/* This module provides definitions used for creating and adding to
the symbol table. These routines are called from various symbol-
file-reading routines.
They originated in dbxread.c of gdb-4.2, and were split out to
make xcoffread.c more maintainable by sharing code.
Variables declared in this file can be defined by #define-ing the
name EXTERN to null. It is used to declare variables that are
normally extern, but which get defined in a single module using
this technique. */
2003-02-19 David Carlton <carlton@math.stanford.edu> * Makefile.in (SFILES): Add block.c. (block_h): New. (COMMON_OBS): Add block.o. (block.o): New. (x86-64-tdep.o): Add $(block_h). (values.o, valops.o, tracepoint.o, symtab.o, symmisc.o, symfile.o) (stack.o, printcmd.o, p-exp.tab.o, parse.o, objfiles.o) (objc-exp.tab.o, objc-lang.o, nlmread.o, mips-tdep.o, mdebugread.o) (m2-exp.tab.o, linespec.o, jv-lang.o, jv-exp.tab.o, infcmd.o) (f-valprint.o, findvar.o, f-exp.tab.o, expprint.o, coffread.o) (c-exp.tab.o, buildsym.o, breakpoint.o, blockframe.o, ax-gdb.o) (alpha-tdep.o, ada-lang.o, ada-exp.tab.o, mi-cmd-stack.o): Ditto. * value.h: Add opaque declaration for struct block. * parser-defs.h, objc-lang.h, buildsym.h, breakpoint.h: Ditto. * ada-lang.h: Ditto. * x86-64-tdep.c: #include "block.h" * values.c, valops.c, tracepoint.c, symtab.c, symmisc.c: Ditto. * symfile.c, stack.c, printcmd.c, p-exp.y, parse.c: Ditto. * objfiles.c, objc-exp.y, objc-lang.c, nlmread.c: Ditto. * mips-tdep.c, mdebugread.c, m2-exp.y, linespec.c: Ditto. * jv-lang.c, jv-exp.y, infcmd.c, f-valprint.c: Ditto. * findvar.c, f-exp.y, expprint.c, coffread.c, c-exp.y: Ditto. * buildsym.c, breakpoint.c, blockframe.c, ax-gdb.c: Ditto. * alpha-tdep.c, ada-lang.c, ada-exp.y: Ditto. * blockframe.c (blockvector_for_pc_sect): Move to "block.c". (blockvector_for_pc, block_for_pc_sect, block_for_pc): Ditto. * symtab.c (block_function): Ditto. (contained_in): Ditto. * frame.h: Move block_for_pc and block_for_pc_sect declarations to block.h. Add opaque declaration for struct block. * symtab.h: Move block_function and contained_in declarations to block.h. Add opaque declarations for struct block, struct blockvector. (struct block): Move to block.h. (struct blockvector): Ditto. (BLOCK_START, BLOCK_END, BLOCK_FUNCTION, BLOCK_SUPERBLOCK) (BLOCK_GCC_COMPILED, BLOCK_HASHTABLE, BLOCK_NSYMS, BLOCK_SYM) (BLOCK_BUCKETS, BLOCK_BUCKET, BLOCK_HASHTABLE_SIZE) (ALL_BLOCK_SYMBOLS, BLOCK_SHOULD_SORT, BLOCKVECTOR_NBLOCKS) (BLOCKVECTOR_BLOCK, GLOBAL_BLOCK, STATIC_BLOCK, FIRST_LOCAL_BLOCK): Ditto. * block.c: New file. * block.h: New file. 2003-02-19 David Carlton <carlton@math.stanford.edu> * mi-cmd-stack.c: #include "block.h"
2003-02-20 01:01:07 +01:00
struct block;
#ifndef EXTERN
#define EXTERN extern
#endif
#define HASHSIZE 127 /* Size of things hashed via
hashname() */
/* Name of source file whose symbol data we are now processing. This
comes from a symbol of type N_SO. */
EXTERN char *last_source_file;
/* Core address of start of text of current source file. This too
comes from the N_SO symbol. */
EXTERN CORE_ADDR last_source_start_addr;
/* The list of sub-source-files within the current individual
compilation. Each file gets its own symtab with its own linetable
and associated info, but they all share one blockvector. */
struct subfile
{
struct subfile *next;
char *name;
char *dirname;
struct linetable *line_vector;
int line_vector_length;
enum language language;
char *producer;
char *debugformat;
struct symtab *symtab;
};
EXTERN struct subfile *subfiles;
EXTERN struct subfile *current_subfile;
/* Global variable which, when set, indicates that we are processing a
.o file compiled with gcc */
EXTERN unsigned char processing_gcc_compilation;
/* When set, we are processing a .o file compiled by sun acc. This is
misnamed; it refers to all stabs-in-elf implementations which use
N_UNDF the way Sun does, including Solaris gcc. Hopefully all
stabs-in-elf implementations ever invented will choose to be
compatible. */
EXTERN unsigned char processing_acc_compilation;
/* Count symbols as they are processed, for error messages. */
EXTERN unsigned int symnum;
/* Record the symbols defined for each context in a list. We don't
create a struct block for the context until we know how long to
make it. */
#define PENDINGSIZE 100
struct pending
{
struct pending *next;
int nsyms;
struct symbol *symbol[PENDINGSIZE];
};
/* Here are the three lists that symbols are put on. */
/* static at top level, and types */
EXTERN struct pending *file_symbols;
/* global functions and variables */
EXTERN struct pending *global_symbols;
/* everything local to lexical context */
EXTERN struct pending *local_symbols;
/* func params local to lexical context */
EXTERN struct pending *param_symbols;
/* Stack representing unclosed lexical contexts (that will become
blocks, eventually). */
struct context_stack
{
/* Outer locals at the time we entered */
struct pending *locals;
/* Pending func params at the time we entered */
struct pending *params;
/* Pointer into blocklist as of entry */
struct pending_block *old_blocks;
/* Name of function, if any, defining context */
struct symbol *name;
/* PC where this context starts */
CORE_ADDR start_addr;
/* Temp slot for exception handling. */
CORE_ADDR end_addr;
/* For error-checking matching push/pop */
int depth;
};
EXTERN struct context_stack *context_stack;
/* Index of first unused entry in context stack. */
EXTERN int context_stack_depth;
/* Currently allocated size of context stack. */
EXTERN int context_stack_size;
/* Non-zero if the context stack is empty. */
#define outermost_context_p() (context_stack_depth == 0)
/* Nonzero if within a function (so symbols should be local, if
nothing says specifically). */
EXTERN int within_function;
/* List of blocks already made (lexical contexts already closed).
This is used at the end to make the blockvector. */
struct pending_block
{
struct pending_block *next;
struct block *block;
};
/* Pointer to the head of a linked list of symbol blocks which have
already been finalized (lexical contexts already closed) and which
are just waiting to be built into a blockvector when finalizing the
associated symtab. */
EXTERN struct pending_block *pending_blocks;
struct subfile_stack
{
struct subfile_stack *next;
char *name;
};
EXTERN struct subfile_stack *subfile_stack;
#define next_symbol_text(objfile) (*next_symbol_text_func)(objfile)
/* Function to invoke get the next symbol. Return the symbol name. */
EXTERN char *(*next_symbol_text_func) (struct objfile *);
/* Vector of types defined so far, indexed by their type numbers.
Used for both stabs and coff. (In newer sun systems, dbx uses a
pair of numbers in parens, as in "(SUBFILENUM,NUMWITHINSUBFILE)".
Then these numbers must be translated through the type_translations
hash table to get the index into the type vector.) */
EXTERN struct type **type_vector;
/* Number of elements allocated for type_vector currently. */
EXTERN int type_vector_length;
/* Initial size of type vector. Is realloc'd larger if needed, and
realloc'd down to the size actually used, when completed. */
#define INITIAL_TYPE_VECTOR_LENGTH 160
extern void add_free_pendings (struct pending *list);
extern void add_symbol_to_list (struct symbol *symbol,
struct pending **listhead);
extern struct symbol *find_symbol_in_list (struct pending *list,
char *name, int length);
extern void finish_block (struct symbol *symbol,
struct pending **listhead,
struct pending_block *old_blocks,
CORE_ADDR start, CORE_ADDR end,
struct objfile *objfile);
extern void really_free_pendings (void *dummy);
extern void start_subfile (char *name, char *dirname);
extern void patch_subfile_names (struct subfile *subfile, char *name);
extern void push_subfile (void);
extern char *pop_subfile (void);
extern struct symtab *end_symtab (CORE_ADDR end_addr,
struct objfile *objfile, int section);
/* Defined in stabsread.c. */
extern void scan_file_globals (struct objfile *objfile);
extern void buildsym_new_init (void);
extern void buildsym_init (void);
extern struct context_stack *push_context (int desc, CORE_ADDR valu);
extern struct context_stack *pop_context (void);
extern void record_line (struct subfile *subfile, int line, CORE_ADDR pc);
extern void start_symtab (char *name, char *dirname, CORE_ADDR start_addr);
extern int hashname (char *name);
extern void free_pending_blocks (void);
/* FIXME: Note that this is used only in buildsym.c and dstread.c,
which should be fixed to not need direct access to
record_pending_block. */
extern void record_pending_block (struct objfile *objfile,
struct block *block,
struct pending_block *opblock);
extern void record_debugformat (char *format);
extern void record_producer (const char *producer);
extern void merge_symbol_lists (struct pending **srclist,
struct pending **targetlist);
/* The macro table for the compilation unit whose symbols we're
currently reading. All the symtabs for this CU will point to this. */
EXTERN struct macro_table *pending_macros;
#undef EXTERN
#endif /* defined (BUILDSYM_H) */