Initial creation of sourceware repositorygdb-4_18-branchpoint

1 files changed, 249 insertions, 0 deletions

diff --git a/gdb/stabsread.h b/gdb/stabsread.h
new file mode 100644
index 00000000000..77ea2912b85
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+++ b/gdb/stabsread.h
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+/* Include file for stabs debugging format support functions.
+   Copyright 1986-1991, 1992, 1993 Free Software Foundation, Inc.
+
+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 2 of the License, or
+(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, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+/* Definitions, prototypes, etc for stabs debugging format support
+   functions.
+
+   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.  */
+
+#ifndef EXTERN
+#define	EXTERN extern
+#endif
+
+/* Convert stab register number (from `r' declaration) to a gdb REGNUM.  */
+
+#ifndef STAB_REG_TO_REGNUM
+#define STAB_REG_TO_REGNUM(VALUE) (VALUE)
+#endif
+
+/* Hash table of global symbols whose values are not known yet.
+   They are chained thru the SYMBOL_VALUE_CHAIN, since we don't
+   have the correct data for that slot yet.
+
+   The use of the LOC_BLOCK code in this chain is nonstandard--
+   it refers to a FORTRAN common block rather than the usual meaning, and
+   the such LOC_BLOCK symbols use their fields in nonstandard ways.  */
+
+EXTERN struct symbol *global_sym_chain[HASHSIZE];
+
+extern void common_block_start PARAMS ((char *, struct objfile *));
+extern void common_block_end PARAMS ((struct objfile *));
+
+/* Kludge for xcoffread.c */
+
+struct pending_stabs
+{
+  int count;
+  int length;
+  char *stab[1];
+};
+
+EXTERN struct pending_stabs *global_stabs;
+
+/* The type code that process_one_symbol saw on its previous invocation.
+   Used to detect pairs of N_SO symbols. */
+
+EXTERN int previous_stab_code;
+
+/* Support for Sun changes to dbx symbol format */
+
+/* For each identified header file, we have a table of types defined
+   in that header file.
+
+   header_files maps header file names to their type tables.
+   It is a vector of n_header_files elements.
+   Each element describes one header file.
+   It contains a vector of types.
+
+   Sometimes it can happen that the same header file produces
+   different results when included in different places.
+   This can result from conditionals or from different
+   things done before including the file.
+   When this happens, there are multiple entries for the file in this table,
+   one entry for each distinct set of results.
+   The entries are distinguished by the INSTANCE field.
+   The INSTANCE field appears in the N_BINCL and N_EXCL symbol table and is
+   used to match header-file references to their corresponding data.  */
+
+struct header_file
+{
+
+  /* Name of header file */
+  
+  char *name;
+
+  /* Numeric code distinguishing instances of one header file that produced
+     different results when included.  It comes from the N_BINCL or N_EXCL. */
+
+  int instance;
+
+  /* Pointer to vector of types */
+
+  struct type **vector;
+
+  /* Allocated length (# elts) of that vector */
+
+  int length;
+
+};
+
+/* The table of header_files of this OBJFILE. */
+#define HEADER_FILES(OBJFILE) (DBX_SYMFILE_INFO (OBJFILE)->header_files)
+
+/* The actual length of HEADER_FILES. */
+#define N_HEADER_FILES(OBJFILE) (DBX_SYMFILE_INFO (OBJFILE)->n_header_files)
+
+/* The allocated lengh of HEADER_FILES. */
+#define N_ALLOCATED_HEADER_FILES(OBJFILE) \
+  (DBX_SYMFILE_INFO (OBJFILE)->n_allocated_header_files)
+
+/* Within each object file, various header files are assigned numbers.
+   A type is defined or referred to with a pair of numbers
+   (FILENUM,TYPENUM) where FILENUM is the number of the header file
+   and TYPENUM is the number within that header file.
+   TYPENUM is the index within the vector of types for that header file.
+
+   FILENUM == 0 is special; it refers to the main source of the object file,
+   and not to any header file.  FILENUM != 1 is interpreted by looking it up
+   in the following table, which contains indices in header_files.  */
+
+EXTERN int *this_object_header_files;
+
+EXTERN int n_this_object_header_files;
+
+EXTERN int n_allocated_this_object_header_files;
+
+extern struct complaint unknown_symtype_complaint;
+extern struct complaint unknown_symchar_complaint;
+
+extern struct type *
+read_type PARAMS ((char **, struct objfile *));
+
+extern void
+cleanup_undefined_types PARAMS ((void));
+
+extern struct type **
+dbx_lookup_type PARAMS ((int [2]));
+
+extern long
+read_number PARAMS ((char **, int));
+
+extern void
+add_undefined_type PARAMS ((struct type *));
+
+extern struct symbol *
+define_symbol PARAMS ((CORE_ADDR, char *, int, int, struct objfile *));
+
+extern void
+stabsread_init PARAMS ((void));
+
+extern void
+stabsread_new_init PARAMS ((void));
+
+extern void
+start_stabs PARAMS ((void));
+
+extern void
+end_stabs PARAMS ((void));
+
+extern void
+finish_global_stabs PARAMS ((struct objfile *objfile));
+
+
+EXTERN int os9k_stabs;
+
+/* COFF files can have multiple .stab sections, if they are linked
+   using --split-by-reloc.  This linked list is used to pass the
+   information into the functions in dbxread.c.  */
+struct stab_section_list
+{
+  /* Next in list.  */
+  struct stab_section_list *next;
+
+  /* Stab section.  */
+  asection *section;
+};
+
+/* Functions exported by dbxread.c.  These are not in stabsread.c because
+   they are only used by some stabs readers.  */
+
+extern struct partial_symtab *
+start_psymtab PARAMS ((struct objfile *, struct section_offsets *, char *,
+		       CORE_ADDR, int, struct partial_symbol **,
+		       struct partial_symbol **));
+
+extern struct partial_symtab *
+end_psymtab PARAMS ((struct partial_symtab *pst,
+		     char **include_list,
+		     int num_includes,
+		     int capping_symbol_offset,
+		     CORE_ADDR capping_text,
+		     struct partial_symtab **dependency_list,
+		     int number_dependencies,
+		     int textlow_not_set));
+
+extern void
+process_one_symbol PARAMS ((int, int, CORE_ADDR, char *,
+			    struct section_offsets *, struct objfile *));
+
+extern void elfstab_build_psymtabs
+  PARAMS ((struct objfile *objfile,
+	   struct section_offsets *section_offsets,
+	   int mainline,
+	   file_ptr staboff, unsigned int stabsize,
+	   file_ptr stabstroffset,
+	   unsigned int stabstrsize));
+
+extern void coffstab_build_psymtabs
+  PARAMS ((struct objfile *objfile,
+	   struct section_offsets *section_offsets,
+	   int mainline,
+	   CORE_ADDR textaddr, unsigned int textsize,
+	   struct stab_section_list *stabs,
+	   file_ptr stabstroffset,
+	   unsigned int stabstrsize));
+
+extern void stabsect_build_psymtabs
+  PARAMS ((struct objfile *objfile,
+	   struct section_offsets *section_offsets,
+	   int mainline,
+	   char *stab_name,
+	   char *stabstr_name,
+	   char *text_name));
+
+extern void elfstab_offset_sections PARAMS ((struct objfile *,
+					     struct partial_symtab *));
+
+extern void process_later 
+  PARAMS ((struct symbol *, char *, 
+	   int (*f) PARAMS ((struct objfile *, struct symbol *, char *))));
+
+extern int symbol_reference_defined PARAMS ((char **));
+
+extern void ref_add PARAMS ((int, struct symbol *, char *, CORE_ADDR));
+
+extern struct symbol * ref_search PARAMS ((int));
+
+extern int resolve_cfront_continuation 
+  PARAMS ((struct objfile * objfile, struct symbol * sym, char * p));
+
+#undef EXTERN