STABS: remove -gstabs and -gxcoff functionality

gcc/ChangeLog:

	* Makefile.in: Remove -gstabs option support, DBX-related
	  macros and DBX debugging info support.
	* collect2.cc (scan_prog_file): Likewise.
	* common.opt: Likewise.
	* config.gcc: Likewise.
	* config.in: Likewise.
	* config/aarch64/aarch64-elf.h (DBX_DEBUGGING_INFO): Likewise.
	* config/alpha/alpha.cc: Likewise.
	* config/alpha/elf.h (ASM_SPEC): Likewise.
	* config/arc/arc.h (DBX_DEBUGGING_INFO): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	* config/arm/aout.h (DBX_DEBUGGING_INFO): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	* config/arm/netbsd-elf.h (DBX_CONTIN_LENGTH): Likewise.
	* config/darwin.h (DSYMUTIL_SPEC): Likewise.
	(ASM_DEBUG_SPEC): Likewise.
	(DBX_DEBUGGING_INFO): Likewise.
	(DBX_USE_BINCL): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	(DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END): Likewise.
	* config/epiphany/epiphany.h (DBX_DEBUGGING_INFO): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	* config/i386/bsd.h (DBX_NO_XREFS): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	* config/i386/gas.h (DBX_NO_XREFS): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	* config/ia64/ia64.h: Likewise.
	* config/ia64/sysv4.h (DBX_DEBUGGING_INFO): Likewise.
	* config/m68k/linux.h (DBX_CONTIN_LENGTH): Likewise.
	* config/m68k/openbsd.h (DBX_DEBUGGING_INFO): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	(DBX_CONTIN_CHAR): Likewise.
	* config/mips/mips.cc (mips_output_filename): Likewise.
	(mips_option_override): Likewise.
	* config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Likewise.
	(DBX_DEBUGGING_INFO): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	(DBX_REGISTER_NUMBER): Likewise.
	(GP_DBX_FIRST): Likewise.
	(FP_DBX_FIRST): Likewise.
	(MD_DBX_FIRST): Likewise.
	* config/nvptx/nvptx.cc: Likewise.
	* config/openbsd.h (DBX_NO_XREFS): Likewise.
	* config/pa/pa-64.h (DBX_DEBUGGING_INFO): Likewise.
	* config/pa/pa.h (ASSEMBLER_DIALECT): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	* config/pa/som.h (PREFERRED_DEBUGGING_TYPE): Likewise.
	(DBX_USE_BINCL): Likewise.
	(DBX_LINES_FUNCTION_RELATIVE): Likewise.
	(DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END): Likewise.
	* config/pdp11/pdp11.cc: Likewise.
	* config/pdp11/pdp11.h (DBX_DEBUGGING_INFO): Likewise.
	(PREFERRED_DEBUGGING_TYPE): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	* config/rs6000/rs6000-builtin.cc: Likewise.
	* config/rs6000/rs6000-call.cc: Likewise.
	* config/rs6000/rs6000-logue.cc (defined): Likewise.
	* config/rs6000/rs6000.cc (rs6000_option_override_internal): Likewise.
	(HAVE_XCOFF_DWARF_EXTRAS): Likewise.
	(rs6000_xcoff_declare_function_name): Likewise.
	* config/rs6000/sysv4.h (DBX_DEBUGGING_INFO): Likewise.
	(DBX_FUNCTION_FIRST): Likewise.
	* config/rs6000/xcoff.h (XCOFF_DEBUGGING_INFO): Likewise.
	* config/rx/rx.h (DBX_DEBUGGING_INFO): Likewise.
	* config/sh/elf.h (DBX_LINES_FUNCTION_RELATIVE): Likewise.
	(DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END): Likewise.
	* config/sol2.h (NO_DBX_BNSYM_ENSYM): Likewise.
	* config/sparc/freebsd.h (DBX_CONTIN_CHAR): Likewise.
	* config/sparc/netbsd-elf.h (DBX_CONTIN_CHAR): Likewise.
	* config/sparc/sparc.h (DBX_CONTIN_LENGTH): Likewise.
	* config/vax/vax.cc (vax_file_start): Likewise.
	* config/vax/vax.h (DBX_DEBUGGING_INFO): Likewise.
	(DBX_CONTIN_LENGTH): Likewise.
	(DBX_CONTIN_CHAR): Likewise.
	(DBX_NO_XREFS): Likewise.
	(DBX_STATIC_STAB_DATA_SECTION): Likewise.
	* config/vx-common.h (DBX_DEBUGGING_INFO): Likewise.
	(XCOFF_DEBUGGING_INFO): Likewise.
	* configure: Regenerate. Likewise.
	* configure.ac: Likewise.
	* debug.h: Likewise.
	* doc/install.texi: Likewise.
	* doc/invoke.texi: Likewise.
	* doc/passes.texi: Likewise.
	* doc/tm.texi: Likewise.
	* doc/tm.texi.in: Likewise.
	* dwarf2asm.cc (XCOFF_DEBUGGING_INFO): Likewise.
	(dw2_asm_output_nstring): Likewise.
	(USE_LINKONCE_INDIRECT): Likewise.
	* dwarf2out.cc (XCOFF_DEBUGGING_INFO): Likewise.
	(HAVE_XCOFF_DWARF_EXTRAS): Likewise.
	(output_fde): Likewise.
	(output_call_frame_info): Likewise.
	(have_macinfo): Likewise.
	(add_AT_loc_list): Likewise.
	(add_AT_view_list): Likewise.
	(output_compilation_unit_header): Likewise.
	(output_pubnames): Likewise.
	(output_aranges): Likewise.
	(output_line_info): Likewise.
	(output_macinfo): Likewise.
	(dwarf2out_finish): Likewise.
	(dwarf2out_early_finish): Likewise.
	* final.cc (final_scan_insn_1): Likewise.
	(rest_of_handle_final): Likewise.
	* flag-types.h (enum debug_info_type): Likewise.
	(DBX_DEBUG): Likewise.
	(XCOFF_DEBUG): Likewise.
	* function.cc (defined): Likewise.
	* gcc.cc (defined): Likewise.
	(ASM_DEBUG_SPEC): Likewise.
	(ASM_DEBUG_OPTION_SPEC): Likewise.
	* opts.cc (common_handle_option): Likewise.
	(set_debug_level): Likewise.
	* system.h (fancy_abort): Likewise.
	* target-def.h (TARGET_ASM_CONSTRUCTOR): Likewise.
	(TARGET_ASM_DESTRUCTOR): Likewise.
	* toplev.cc (defined): Likewise.
	* varasm.cc: Likewise.
	* config/dbxcoff.h: Removed.
	* config/dbxelf.h: Removed.
	* dbxout.cc: Removed.
	* dbxout.h: Removed.
	* gstab.h: Removed.
	* stab.def: Removed.
	* xcoffout.cc: Removed.
	* xcoffout.h: Removed.

gcc/go/ChangeLog:

	* go-lang.cc (go_langhook_pushdecl): Remove -gstabs option support, DBX-related
	  macros and DBX debugging info support.
	* gospec.cc (lang_specific_driver): Likewise.

gcc/testsuite/ChangeLog:

	* lib/gcc-dg.exp: Remove -gstabs option support, DBX-related
	  macros and DBX debugging info support.
	* lib/gfortran-dg.exp: Likewise.
	* lib/target-supports.exp: Likewise.
	* g++.dg/cpp0x/alias-decl-debug-0.C: Removed.
	* g++.dg/other/PR23205.C: Removed.
	* g++.dg/other/pr23205-2.C: Removed.
	* gcc.dg/20040813-1.c: Removed.
	* gcc.dg/darwin-20040809-2.c: Removed.
	* gcc.dg/debug/pr35154.c: Removed.
	* gcc.dg/pr69471-2.c: Removed.
	* gcc.target/powerpc/stabs-attrib-vect-darwin.c: Removed.
	* gcc.target/s390/20041216-1.c: Removed.
	* gfortran.dg/debug/pr35154-stabs.f: Removed.
	* objc.dg/stabs-1.m: Removed.

1 files changed, 0 insertions, 44 deletions

diff --git a/gcc/final.cc b/gcc/final.cc
index 0352786..c0bfdf6 100644
--- a/gcc/final.cc
+++ b/gcc/final.cc
@@ -83,16 +83,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "function-abi.h"
 #include "common/common-target.h"
 
-#ifdef XCOFF_DEBUGGING_INFO
-#include "xcoffout.h"		/* Needed for external data declarations.  */
-#endif
-
 #include "dwarf2out.h"
 
-#ifdef DBX_DEBUGGING_INFO
-#include "dbxout.h"
-#endif
-
 /* Most ports don't need to define CC_STATUS_INIT.
    So define a null default for it to save conditionalization later.  */
 #ifndef CC_STATUS_INIT
@@ -2324,19 +2316,6 @@ final_scan_insn_1 (rtx_insn *insn, FILE *file, int optimize_p ATTRIBUTE_UNUSED,
 	      TREE_ASM_WRITTEN (NOTE_BLOCK (insn)) = 1;
 	      BLOCK_IN_COLD_SECTION_P (NOTE_BLOCK (insn)) = in_cold_section_p;
 	    }
-	  if (write_symbols == DBX_DEBUG)
-	    {
-	      location_t *locus_ptr
-		= block_nonartificial_location (NOTE_BLOCK (insn));
-
-	      if (locus_ptr != NULL)
-		{
-		  override_filename = LOCATION_FILE (*locus_ptr);
-		  override_linenum = LOCATION_LINE (*locus_ptr);
-		  override_columnnum = LOCATION_COLUMN (*locus_ptr);
-		  override_discriminator = compute_discriminator (*locus_ptr);
-		}
-	    }
 	  break;
 
 	case NOTE_INSN_BLOCK_END:
@@ -2359,27 +2338,6 @@ final_scan_insn_1 (rtx_insn *insn, FILE *file, int optimize_p ATTRIBUTE_UNUSED,
 	      gcc_assert (BLOCK_IN_COLD_SECTION_P (NOTE_BLOCK (insn))
 			  == in_cold_section_p);
 	    }
-	  if (write_symbols == DBX_DEBUG)
-	    {
-	      tree outer_block = BLOCK_SUPERCONTEXT (NOTE_BLOCK (insn));
-	      location_t *locus_ptr
-		= block_nonartificial_location (outer_block);
-
-	      if (locus_ptr != NULL)
-		{
-		  override_filename = LOCATION_FILE (*locus_ptr);
-		  override_linenum = LOCATION_LINE (*locus_ptr);
-		  override_columnnum = LOCATION_COLUMN (*locus_ptr);
-		  override_discriminator = compute_discriminator (*locus_ptr);
-		}
-	      else
-		{
-		  override_filename = NULL;
-		  override_linenum = 0;
-		  override_columnnum = 0;
-		  override_discriminator = 0;
-		}
-	    }
 	  break;
 
 	case NOTE_INSN_DELETED_LABEL:
@@ -4304,8 +4262,6 @@ rest_of_handle_final (void)
   if (! quiet_flag)
     fflush (asm_out_file);
 
-  /* Write DBX symbols if requested.  */
-
   /* Note that for those inline functions where we don't initially
      know for certain that we will be generating an out-of-line copy,
      the first invocation of this routine (rest_of_compilation) will