From-SVN: r25991

From-SVN: r25990

	* gcc.c: Compile unconditionally all code formerly dependent
	on #ifdef LANG_SPECIFIC_DRIVER.
	* gccspec.c: New file with stub lang_specific_driver,
	lang_specific_pre_link.
	* Makefile.in: Link gccspec.o into xgcc.  Add rule to compile
	gccspec.c.
	* cp/Make-lang.in: Remove all references to g++.o/g++.c.
	Link g++ from gcc.o.
	* f/Make-lang.in: Remove all references to g77.o/g77.c.
	Link g77 from gcc.o.
	* java/Make-lang.in: Remove all references to gcj.o/gcj.c.
	Link gcj from gcc.o.

From-SVN: r25989

From-SVN: r25988

From-SVN: r25987

From-SVN: r25986

From-SVN: r25985

        * combine.c (distribute_notes): Place REG_LABEL also where
        REG_EQUAL indicates.

From-SVN: r25984

From-SVN: r25983

From-SVN: r25982

	* a29k/a29k.h (TARGET_SWITCHES): Add doc strings.
	* i960/i960.h (TARGET_SWITCHES): Add doc strings.
	* invoke.texi (a29k): Add documentation for -mno-multm option.

From-SVN: r25981

	
Thu Mar 25 14:04:54 EST 1999  Andrew MacLeod  <amacleod@cygnus.com>
	* rtl.texi (RTX_FRAME_RELATED_P): Add documentation.
	* rtl.h (struct rtx_def): Update comment for frame_related field.
	(set_unique_reg_note): Declare prototype.
	* dwarf2out.c (dwarf2out_frame_debug_expr): Split out from
	'dwarf2out_frame_debug' to handle only expressions, and process
	component parts of a PARALLEL expression.
	(dwarf2out_frame_debug): Process insns only, and call
	new function 'dwarf2out_frame_debug_expr' for patterns.
	* emit-rtl.c (set_unique_reg_note): New function to add a reg note,
	but if there is an existingone, deletes it first.
	* expmed.c (expand_mult, expand_divmod): Use set_unique_reg_note.
	* optabs.c (add_equal_note, expand_binop): Use set_unique_reg_note.
	(emit_no_conflict_block, emit_libcall_block): Use set_unique_reg_note.
	(expand_fix):  Use set_unique_reg_note.

From-SVN: r25980

d
Thu Mar 25 14:04:54 EST 1999  Andrew MacLeod  <amacleod@cygnus.com>
	* rtl.texi (RTX_FRAME_RELATED_P): Add documentation.
	* rtl.h (struct rtx_def): Update comment for frame_related field.
	(set_unique_reg_note): Declare prototype.
	* dwarf2out.c (dwarf2out_frame_debug_expr): Split out from
	'dwarf2out_frame_debug' to handle only expressions, and process
	component parts of a PARALLEL expression.
	(dwarf2out_frame_debug): Process insns only, and call
	new function 'dwarf2out_frame_debug_expr' for patterns.
	* emit-rtl.c (set_unique_reg_note): New function to add a reg note,
	but if there is an existingone, deletes it first.
	* expmed.c (expand_mult, expand_divmod): Use set_unique_reg_note.
	* optabs.c (add_equal_note, expand_binop): Use set_unique_reg_note.
	(emit_no_conflict_block, emit_libcall_block): Use set_unique_reg_note.
	(expand_fix):  Use set_unique_reg_note.

From-SVN: r25979

a
Thu Mar 25 14:04:54 EST 1999  Andrew MacLeod  <amacleod@cygnus.com>
	* rtl.texi (RTX_FRAME_RELATED_P): Add documentation.
	* rtl.h (struct rtx_def): Update comment for frame_related field.
	(set_unique_reg_note): Declare prototype.
	* dwarf2out.c (dwarf2out_frame_debug_expr): Split out from
	'dwarf2out_frame_debug' to handle only expressions, and process
	component parts of a PARALLEL expression.
	(dwarf2out_frame_debug): Process insns only, and call
	new function 'dwarf2out_frame_debug_expr' for patterns.
	* emit-rtl.c (set_unique_reg_note): New function to add a reg note,
	but if there is an existingone, deletes it first.
	* expmed.c (expand_mult, expand_divmod): Use set_unique_reg_note.
	* optabs.c (add_equal_note, expand_binop): Use set_unique_reg_note.
	(emit_no_conflict_block, emit_libcall_block): Use set_unique_reg_note.
	(expand_fix):  Use set_unique_reg_note.

From-SVN: r25978

 
Thu Mar 25 14:04:54 EST 1999  Andrew MacLeod  <amacleod@cygnus.com>
	* rtl.texi (RTX_FRAME_RELATED_P): Add documentation.
	* rtl.h (struct rtx_def): Update comment for frame_related field.
	(set_unique_reg_note): Declare prototype.
	* dwarf2out.c (dwarf2out_frame_debug_expr): Split out from
	'dwarf2out_frame_debug' to handle only expressions, and process
	component parts of a PARALLEL expression.
	(dwarf2out_frame_debug): Process insns only, and call
	new function 'dwarf2out_frame_debug_expr' for patterns.
	* emit-rtl.c (set_unique_reg_note): New function to add a reg note,
	but if there is an existingone, deletes it first.
	* expmed.c (expand_mult, expand_divmod): Use set_unique_reg_note.
	* optabs.c (add_equal_note, expand_binop): Use set_unique_reg_note.
	(emit_no_conflict_block, emit_libcall_block): Use set_unique_reg_note.
	(expand_fix):  Use set_unique_reg_note.

From-SVN: r25977

 
Thu Mar 25 14:04:54 EST 1999  Andrew MacLeod  <amacleod@cygnus.com>
	* rtl.texi (RTX_FRAME_RELATED_P): Add documentation.
	* rtl.h (struct rtx_def): Update comment for frame_related field.
	(set_unique_reg_note): Declare prototype.
	* dwarf2out.c (dwarf2out_frame_debug_expr): Split out from
	'dwarf2out_frame_debug' to handle only expressions, and process
	component parts of a PARALLEL expression.
	(dwarf2out_frame_debug): Process insns only, and call
	new function 'dwarf2out_frame_debug_expr' for patterns.
	* emit-rtl.c (set_unique_reg_note): New function to add a reg note,
	but if there is an existingone, deletes it first.
	* expmed.c (expand_mult, expand_divmod): Use set_unique_reg_note.
	* optabs.c (add_equal_note, expand_binop): Use set_unique_reg_note.
	(emit_no_conflict_block, emit_libcall_block): Use set_unique_reg_note.
	(expand_fix):  Use set_unique_reg_note.

From-SVN: r25976

�
Thu Mar 25 14:04:54 EST 1999  Andrew MacLeod  <amacleod@cygnus.com>
	* rtl.texi (RTX_FRAME_RELATED_P): Add documentation.
	* rtl.h (struct rtx_def): Update comment for frame_related field.
	(set_unique_reg_note): Declare prototype.
	* dwarf2out.c (dwarf2out_frame_debug_expr): Split out from
	'dwarf2out_frame_debug' to handle only expressions, and process
	component parts of a PARALLEL expression.
	(dwarf2out_frame_debug): Process insns only, and call
	new function 'dwarf2out_frame_debug_expr' for patterns.
	* emit-rtl.c (set_unique_reg_note): New function to add a reg note,
	but if there is an existingone, deletes it first.
	* expmed.c (expand_mult, expand_divmod): Use set_unique_reg_note.
	* optabs.c (add_equal_note, expand_binop): Use set_unique_reg_note.
	(emit_no_conflict_block, emit_libcall_block): Use set_unique_reg_note.
	(expand_fix):  Use set_unique_reg_note.

From-SVN: r25975

	* tlink.c (symbol_hash_newfunc): Remove redundant call to
	hash_newfunc.
	(file_hash_newfunc, demangled_hash_newfunc): Likewise.

From-SVN: r25974

From-SVN: r25973

  This patch fixes a couple of Linux-specific problems with profiling and
  debugging.  It's against the trunk version.  Without it gdb reports wrong
  line numbers and -pg does not work at all.

From-SVN: r25972

From-SVN: r25971

	* decl.c (init_decl_processing): Add `signed' type as a synonym
	for `int'.

From-SVN: r25970

From-SVN: r25969

From-SVN: r25968

	* typeck.c (common_type): Handle cv-qual unification for pointers
	to members.
	* decl.c (unqualified_namespace_lookup): Return error_mark_node
	on error.
	(lookup_name_real): Set LOOKUP_COMPLAIN when *not* parsing.
	* lex.c (do_identifier): If we got error_mark_node, call
	lookup_name again.

From-SVN: r25967

From-SVN: r25966

From-SVN: r25965

combine.c (force_to_mode, case PLUS): Use sign extended mask when masking the low bits out of a constant.

        * combine.c (force_to_mode, case PLUS): Use sign extended mask
        when masking the low bits out of a constant.

From-SVN: r25964

From-SVN: r25963

From-SVN: r25962

From-SVN: r25961

system.h (STDIN_FILENO): Provide default definition if one is not provided by the system header files.

        * system.h (STDIN_FILENO): Provide default definition if one is not
        provided by the system header files.
        (STDOUT_FILENO, STDERR_FILENO): Likewise.
        * i386/xm-djgpp.h (COLLECT2_HOST_INITIALIZATION): New macro.
        * collect2.c (main): Use it.
        (pexecute_pid): New variable. Holds return value from call to pexecute.
        (collect2_execute): Rework to use pexecute instead of fork.
        (collect2_wait): Use pwait() instead of wait().

Co-Authored-By: Jeffrey A Law <law@cygnus.com>

From-SVN: r25960

        * fold-const.c (make_range): If orig_type is unset, set it as soon
        as we know the type.  Remove now unnecessary set of orig_type for
        conversions.

Co-Authored-By: Jeffrey A Law <law@cygnus.com>

From-SVN: r25959

From-SVN: r25958

        * fixinc/mkfixinc.sh: Recognize cygwin* instead of only
        cygwin32.

From-SVN: r25957

From-SVN: r25956

�
        * configure.in (AC_PREREQ): Update to 2.13.
        (AC_EXEEXT): Call to find possible file extension.
        (compiler_name): Use.
        * configure: Regenerate.

From-SVN: r25955

�
        * configure.in (AC_PREREQ): Update to 2.13.
        (AC_EXEEXT): Call to find possible file extension.
        (compiler_name): Use.
        * configure: Regenerate.

From-SVN: r25954

�
        * configure.in (AC_PREREQ): Update to 2.13.
        (AC_EXEEXT): Call to find possible file extension.
        (compiler_name): Use.
        * configure: Regenerate.

From-SVN: r25953

H
        * configure.in (AC_PREREQ): Update to 2.13.
        (AC_EXEEXT): Call to find possible file extension.
        (compiler_name): Use.
        * configure: Regenerate.

From-SVN: r25952