2010-11-18 Basile Starynkevitch <basile@starynkevitch.net>

	MELT branch merged with trunk rev 166897



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/melt-branch@166899 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 10 insertions, 55 deletions

diff --git a/gcc/toplev.c b/gcc/toplev.c
index 129cb649e4a..d8cb79d1ce1 100644
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -129,9 +129,6 @@ static void crash_signal (int) ATTRIBUTE_NORETURN;
 static void setup_core_dumping (void);
 static void compile_file (void);
 
-/* Nonzero to dump debug info whilst parsing (-dy option).  */
-static int set_yydebug;
-
 /* True if we don't need a backend (e.g. preprocessing only).  */
 static bool no_backend;
 
@@ -152,18 +149,6 @@ const char *main_input_filename;
    to optimize in process_options ().  */
 #define AUTODETECT_VALUE 2
 
-/* Name to use as base of names for dump output files.  */
-
-const char *dump_base_name;
-
-/* Directory used for dump output files.  */
-
-const char *dump_dir_name;
-
-/* Name to use as a base for auxiliary output files.  */
-
-const char *aux_base_name;
-
 /* Prefix for profile data files */
 const char *profile_data_prefix;
 
@@ -177,10 +162,6 @@ int rtl_dump_and_exit;
 int flag_print_asm_name;
 enum graph_dump_types graph_dump_format;
 
-/* Name for output file of assembly code, specified with -o.  */
-
-const char *asm_file_name;
-
 /* True if this is the lto front end.  This is used to disable
    gimple generation and lowering passes that are normally run on the
    output of a front end.  These passes must be bypassed for lto since
@@ -188,10 +169,6 @@ const char *asm_file_name;
 
 bool in_lto_p = false;
 
-/* Nonzero if we should write GIMPLE bytecode for link-time optimization.  */
-
-int flag_generate_lto;
-
 /* The FUNCTION_DECL for the function currently being compiled,
    or 0 if between functions.  */
 tree current_function_decl;
@@ -210,19 +187,6 @@ unsigned local_tick;
 
 /* -f flags.  */
 
-/* Nonzero means we should be saving declaration info into a .X file.  */
-
-int flag_gen_aux_info = 0;
-
-/* Specified name of aux-info file.  */
-
-const char *aux_info_file_name;
-
-/* Nonzero if we are compiling code for a shared library, zero for
-   executable.  */
-
-int flag_shlib;
-
 /* Generate code for GNU or NeXT Objective-C runtime environment.  */
 
 #ifdef NEXT_OBJC_RUNTIME
@@ -231,19 +195,6 @@ int flag_next_runtime = 1;
 int flag_next_runtime = 0;
 #endif
 
-/* Set to the default thread-local storage (tls) model to use.  */
-
-enum tls_model flag_tls_default = TLS_MODEL_GLOBAL_DYNAMIC;
-
-/* Set the default for excess precision.  */
-
-enum excess_precision flag_excess_precision_cmdline = EXCESS_PRECISION_DEFAULT;
-
-/* Nonzero means change certain warnings into errors.
-   Usually these are warnings about failure to conform to some standard.  */
-
-int flag_pedantic_errors = 0;
-
 /* Nonzero means make permerror produce warnings instead of errors.  */
 
 int flag_permissive = 0;
@@ -928,7 +879,7 @@ compile_file (void)
 
   /* Call the parser, which parses the entire file (calling
      rest_of_compilation for each function).  */
-  lang_hooks.parse_file (set_yydebug);
+  lang_hooks.parse_file ();
 
   /* Compilation is now finished except for writing
      what's left of the symbol table output.  */
@@ -1051,9 +1002,6 @@ decode_d_option (const char *arg)
       case 'x':
 	rtl_dump_and_exit = 1;
 	break;
-      case 'y':
-	set_yydebug = 1;
-	break;
       case 'D':	/* These are handled by the preprocessor.  */
       case 'I':
       case 'M':
@@ -1626,7 +1574,7 @@ open_auxiliary_file (const char *ext)
   filename = concat (aux_base_name, ".", ext, NULL);
   file = fopen (filename, "w");
   if (!file)
-    fatal_error ("can't open %s for writing: %m", filename);
+    fatal_error ("can%'t open %s for writing: %m", filename);
   free (filename);
   return file;
 }
@@ -1986,6 +1934,12 @@ process_options (void)
       flag_var_tracking_uninit = 0;
     }
 
+  /* The debug hooks are used to implement -fdump-go-spec because it
+     gives a simple and stable API for all the information we need to
+     dump.  */
+  if (flag_dump_go_spec != NULL)
+    debug_hooks = dump_go_spec_init (flag_dump_go_spec, debug_hooks);
+
   /* If the user specifically requested variable tracking with tagging
      uninitialized variables, we need to turn on variable tracking.
      (We already determined above that variable tracking is feasible.)  */
@@ -2426,7 +2380,8 @@ toplev_main (int argc, char **argv)
   /* Parse the options and do minimal processing; basically just
      enough to default flags appropriately.  */
   decode_options (&global_options, &global_options_set,
-		  save_decoded_options, save_decoded_options_count);
+		  save_decoded_options, save_decoded_options_count,
+		  UNKNOWN_LOCATION, global_dc);
 
   init_local_tick ();