gdb

	* xcoffread.c: Include psymtab.h.
	(xcoff_sym_fns): Update.
	* symtab.h (struct partial_symbol): Remove.
	(PSYMBOL_DOMAIN, PSYMBOL_CLASS): Remove.
	(struct partial_symtab): Remove.
	(PSYMTAB_TO_SYMTAB): Remove.
	(lookup_partial_symbol, lookup_partial_symtab, find_pc_psymtab)
	(find_pc_sect_psymtab): Remove.
	(find_pc_sect_symtab_via_partial): Declare.
	(find_pc_psymtab, find_pc_sect_psymbol, psymtab_to_symtab)
	(find_main_psymtab): Remove.
	(find_main_filename): Declare.
	(fixup_psymbol_section): Remove.
	(fixup_section): Declare.
	* symtab.c: Include psymtab.h.
	(lookup_symtab): Use lookup_symtab method.
	(lookup_partial_symtab): Remove.
	(find_pc_sect_psymtab_closer): Remove.
	(find_pc_sect_psymtab): Remove.
	(find_pc_sect_symtab_via_partial): New function.
	(find_pc_psymtab, find_pc_sect_psymbol, find_pc_psymbol): Remove.
	(fixup_section): No longer static.
	(fixup_psymbol_section): Remove.
	(lookup_symbol_aux): Use lookup_symbol_aux_quick.
	(lookup_global_symbol_from_objfile): Likewise.
	(lookup_symbol_aux_psymtabs): Remove.
	(lookup_symbol_aux_quick): New function.
	(lookup_symbol_global): Use lookup_symbol_aux_quick.
	(lookup_partial_symbol): Remove.
	(basic_lookup_transparent_type_quick): New function.
	(basic_lookup_transparent_type): Use it.
	(find_main_psymtab): Remove.
	(find_main_filename): New function.
	(find_pc_sect_symtab): Use find_pc_sect_symtab method.
	(find_line_symtab): Use expand_symtabs_with_filename method.
	(output_partial_symbol_filename): New function.
	(sources_info): Use map_partial_symbol_filenames.
	(struct search_symbols_data): New type.
	(search_symbols_file_matches): New function.
	(search_symbols_name_matches): Likewise.
	(search_symbols): Use expand_symtabs_matching method.
	(struct add_name_data): Rename from add_macro_name_data.
	(add_macro_name): Update.
	(add_partial_symbol_name): New function.
	(default_make_symbol_completion_list): Use
	map_partial_symbol_names.
	(struct add_partial_symbol_name): New type.
	(maybe_add_partial_symtab_filename): New function.
	(make_source_files_completion_list): Use
	map_partial_symbol_filenames.
	(expand_line_sal): Use expand_symtabs_with_filename method.
	* symmisc.c: Include psymtab.h.
	(print_objfile_statistics): Use print_stats method.
	(dump_objfile): Use dump method.
	(dump_psymtab, maintenance_print_psymbols)
	(maintenance_info_psymtabs, maintenance_check_symtabs)
	(extend_psymbol_list): Remove.
	* symfile.h (struct quick_symbol_functions): New struct.
	(struct sym_fns) <qf>: New field.
	(sort_pst_symbols): Remove.
	(increment_reading_symtab): Declare.
	* symfile.c: Include psymtab.h.
	(compare_psymbols, sort_pst_symbols): Remove.
	(psymtab_to_symtab): Remove.
	(increment_reading_symtab): New function.
	(symbol_file_add_with_addrs_or_offsets): Use expand_all_symtabs
	method.
	(set_initial_language): Use find_main_filename.
	(allocate_psymtab, discard_psymtab, cashier_psymtab): Remove.
	(free_named_symtabs): Remove unused code.
	(start_psymtab_common, add_psymbol_to_bcache)
	(append_psymbol_to_list, add_psymbol_to_list, init_psymbol_list):
	Remove.
	* stack.c: Include psymtab.h, symfile.h.
	(backtrace_command_1): Use find_pc_sect_symtab_via_partial.
	* source.h (psymtab_to_fullname): Don't declare.
	* source.c: Include psymtab.h.
	(select_source_symtab): Use find_last_source_symtab method.
	(forget_cached_source_info): Use forget_cached_source_info
	method.
	(find_and_open_source): No longer static.
	(psymtab_to_fullname): Remove.
	* somread.c: Include psymtab.h.
	(som_sym_fns): Update.
	* psympriv.h: New file.
	* psymtab.h: New file.
	* psymtab.c: New file.
	* objfiles.h: (ALL_OBJFILE_PSYMTABS): Remove.
	(ALL_PSYMTABS, ALL_PSPACE_PSYMTABS): Likewise.
	* objfiles.c: Include psymtab.h.
	(objfile_relocate1): Use relocate method.
	(objfile_has_partial_symbols): Use has_symbols method.
	* mipsread.c: Include psymtab.h.
	(ecoff_sym_fns): Update.
	* mi/mi-cmd-file.c: Include psymtab.h.
	(print_partial_file_name): New function.
	(mi_cmd_file_list_exec_source_files): Use
	map_partial_symbol_filenames.
	* mdebugread.c: Include psympriv.h.
	* machoread.c: Include psympriv.h.
	(macho_sym_fns): Update.
	* m2-exp.y (yylex): Use lookup_symtab.
	* elfread.c: Include psympriv.h.
	(elf_sym_fns): Update.
	* dwarf2read.c: Include psympriv.h.
	* dbxread.c: Include psympriv.h.
	(aout_sym_fns): Update.
	* cp-support.c: Include psymtab.h.
	(read_in_psymtabs): Remove.
	(make_symbol_overload_list_qualified): Use
	expand_symtabs_for_function method.
	* coffread.c: Include psympriv.h.
	(coff_sym_fns): Update.
	* blockframe.c: Include psymtab.h.
	(find_pc_partial_function): Use find_pc_sect_symtab method.
	* ada-lang.h (ada_update_initial_language): Update.
	* ada-lang.c: Include psymtab.h.
	(ada_update_initial_language): Remove 'main_pst' argument.
	(ada_lookup_partial_symbol): Remove.
	(struct ada_psym_data): New type.
	(ada_add_psyms): New function.
	(ada_add_non_local_symbols): Use map_ada_symtabs method.
	(struct add_partial_datum): New type.
	(ada_add_partial_symbol_completions): New function.
	(ada_make_symbol_completion_list): Use map_partial_symbol_names.
	(ada_exception_support_info_sniffer): Update.
	* Makefile.in (SFILES): Add psymtab.c.
	(COMMON_OBS): Add psymtab.o.
	(HFILES_NO_SRCDIR): Add psymtab.h, psympriv.h.
gdb/doc
	* gdbint.texinfo (Symbol Handling): Update.

1 files changed, 25 insertions, 49 deletions

diff --git a/gdb/blockframe.c b/gdb/blockframe.c
index d8efa7b..30f2a32 100644
--- a/gdb/blockframe.c
+++ b/gdb/blockframe.c
@@ -37,6 +37,7 @@
 #include "gdbcmd.h"
 #include "block.h"
 #include "inline-frame.h"
+#include "psymtab.h"
 
 /* Return the innermost lexical block in execution
    in a specified stack frame.  The frame address is assumed valid.
@@ -188,10 +189,10 @@ find_pc_partial_function (CORE_ADDR pc, char **name, CORE_ADDR *address,
 			  CORE_ADDR *endaddr)
 {
   struct obj_section *section;
-  struct partial_symtab *pst;
   struct symbol *f;
   struct minimal_symbol *msymbol;
-  struct partial_symbol *psb;
+  struct symtab *symtab = NULL;
+  struct objfile *objfile;
   int i;
   CORE_ADDR mapped_pc;
 
@@ -212,55 +213,30 @@ find_pc_partial_function (CORE_ADDR pc, char **name, CORE_ADDR *address,
     goto return_cached_value;
 
   msymbol = lookup_minimal_symbol_by_pc_section (mapped_pc, section);
-  pst = find_pc_sect_psymtab (mapped_pc, section);
-  if (pst)
+  ALL_OBJFILES (objfile)
+  {
+    if (objfile->sf)
+      symtab = objfile->sf->qf->find_pc_sect_symtab (objfile, msymbol,
+						     mapped_pc, section, 0);
+    if (symtab)
+      break;
+  }
+
+  if (symtab)
     {
-      /* Need to read the symbols to get a good value for the end address.  */
-      if (endaddr != NULL && !pst->readin)
+      /* Checking whether the msymbol has a larger value is for the
+	 "pathological" case mentioned in print_frame_info.  */
+      f = find_pc_sect_function (mapped_pc, section);
+      if (f != NULL
+	  && (msymbol == NULL
+	      || (BLOCK_START (SYMBOL_BLOCK_VALUE (f))
+		  >= SYMBOL_VALUE_ADDRESS (msymbol))))
 	{
-	  /* Need to get the terminal in case symbol-reading produces
-	     output.  */
-	  target_terminal_ours_for_output ();
-	  PSYMTAB_TO_SYMTAB (pst);
-	}
-
-      if (pst->readin)
-	{
-	  /* Checking whether the msymbol has a larger value is for the
-	     "pathological" case mentioned in print_frame_info.  */
-	  f = find_pc_sect_function (mapped_pc, section);
-	  if (f != NULL
-	      && (msymbol == NULL
-		  || (BLOCK_START (SYMBOL_BLOCK_VALUE (f))
-		      >= SYMBOL_VALUE_ADDRESS (msymbol))))
-	    {
-	      cache_pc_function_low = BLOCK_START (SYMBOL_BLOCK_VALUE (f));
-	      cache_pc_function_high = BLOCK_END (SYMBOL_BLOCK_VALUE (f));
-	      cache_pc_function_name = SYMBOL_LINKAGE_NAME (f);
-	      cache_pc_function_section = section;
-	      goto return_cached_value;
-	    }
-	}
-      else
-	{
-	  /* Now that static symbols go in the minimal symbol table, perhaps
-	     we could just ignore the partial symbols.  But at least for now
-	     we use the partial or minimal symbol, whichever is larger.  */
-	  psb = find_pc_sect_psymbol (pst, mapped_pc, section);
-
-	  if (psb
-	      && (msymbol == NULL
-		  || (SYMBOL_VALUE_ADDRESS (psb)
-		      >= SYMBOL_VALUE_ADDRESS (msymbol))))
-	    {
-	      /* This case isn't being cached currently. */
-	      if (address)
-		*address = SYMBOL_VALUE_ADDRESS (psb);
-	      if (name)
-		*name = SYMBOL_LINKAGE_NAME (psb);
-	      /* endaddr non-NULL can't happen here.  */
-	      return 1;
-	    }
+	  cache_pc_function_low = BLOCK_START (SYMBOL_BLOCK_VALUE (f));
+	  cache_pc_function_high = BLOCK_END (SYMBOL_BLOCK_VALUE (f));
+	  cache_pc_function_name = SYMBOL_LINKAGE_NAME (f);
+	  cache_pc_function_section = section;
+	  goto return_cached_value;
 	}
     }