* Makefile.in (c-lex.o): Update.
	* c-lex.c: Include target.h.
	(cb_register_builtins): New.
	(init_c_lex): Set builtins callback.
	* c-lex.h (cpp_define, cpp_assert): New prototypes.
	* cppinit.c (init_builtins): Use callback, including for
	GXX_WEAK.
	* cpplib.h (struct cpp_callbacks): New member.
	* target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
	(TARGET_INITIALIZER): Update.
	* target.h (struct gcc_target): New hook.
	* tree.c (default_register_cpp_builtins): New.
	* tree.h (default_register_cpp_builtins): New.
doc:
	* tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.

From-SVN: r53165

	* cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
	(cpp_post_options): Move sanity checks to...
	(sanity_checks): New.
	* cpplex.c (maybe_read_ucs): Fix prototype.
	(parse_string, cpp_parse_escape): Cast for %c format specifier.
	* cpplib.h (cppchar_t): Use unsigned long or unsigned long long
	if necessary.

From-SVN: r53163

From-SVN: r53161

	* dwarf2out.c: Fix formatting.
	* varasm.c: Likewise.

From-SVN: r53160

        * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
        clobber and use result as temporary value.

From-SVN: r53159

	* parse.y (build_string_concatenation): Return just op1 only when op2
	is null and op1 is a STRING_CST, otherwise always construct a
	StringBuffer.

From-SVN: r53158

	* libjava.lang/emptystring.java: New.
	* libjava.lang/emptystring.out: New.

From-SVN: r53157

	* expr.c (force_operand): Use expand_simple_* to handle more
	cases.

From-SVN: r53154

From-SVN: r53153

	* c-lex.c (lex_string): Let cpp_parse_escape handles truncation
	and sign-extension.
	(lex_charconst): Update for change in prototype of
	cpp_interpret_charconst.  Extend from cppchar_t to HOST_WIDE_INT
	appropriately.
	* cpphash.h (BITS_PER_CPPCHAR_T): New.
	* cppinit.c (cpp_create_reader): Initialize them for no
	change in semantics.
	(cpp_post_options): Add sanity checks.
	* cpplex.c (cpp_parse_escape): Handle precision, sign-extension
	and truncation issues.  Calculate in type cppchar_t.
	(MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
	(cpp_interpret_charconst): Calculate in type cppchar_t.  Handle
	run-time dependent precision correctly.  Return whether the
	result is signed or not.
	* cpplib.c (dequote_string): Use cppchar_t; update.
	* cpplib.h (cppchar_signed_t): New.
	struct cpp_options): New precision members.
	(cpp_interpret_charconst, cpp_parse_escape): Update prototypes.

From-SVN: r53152

From-SVN: r53151

2002-05-03  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc-protos.h (sparc_rtx_costs): New.
	* config/sparc/sparc.c (sparc_rtx_costs): New function
	implementing RTX_COSTS and CONST_COSTS.
	* config/sparc/sparc.h (CONST_COSTS): Delete.
	(RTX_COSTS_CASES): Define.
	(RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
	the work.

From-SVN: r53147

2002-05-03  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.md (DFA schedulers): Split out...
	* config/sparc/cypress.md, config/sparc/hypersparc.md,
	config/sparc/sparclet.md, config/sparc/supersparc.md,
	config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.

From-SVN: r53146

2002-05-03  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
	checks on it, always defined for Sparc.

From-SVN: r53145

2002-05-03  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
	Tweak, and add more detailed comments.

From-SVN: r53144

2002-05-04  David Billinghurst  <David.Billinghurst@riotinto.com>

	* testsuite/lib/libjava.exp (test_libjava_from_source):
	Append .exe to executable names.  If no suffix is present,
	then ".exe" is added by default on win32.  Harmless
	elsewhere so always do it.

From-SVN: r53143

Re-apply patch accidentally reverted with DFA scheduler merge: remove all rules and variables to slurp source files out of libiberty and...

	* Re-apply patch accidentally reverted with
	DFA scheduler merge: remove all rules and variables to slurp
	source files out of libiberty and rebuild them with HOST_CC.
	($(HOST_PREFIX_1)varray.o): New rule.
	(genattrtab rule): Word wrap.

From-SVN: r53141

* config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
(CPP_SUBTARGET_SPEC): Define.
(SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
cpp_subtarget specs.
(CPP_SPEC): Redefine to include %(cpp_subtarget).

From-SVN: r53140

2002-05-03  David S. Miller  <davem@redhat.com>

	* config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
	(rtx_needs_barrier): Delete reference to cycle_display unspec.
	(ia64_sched_reorder2): Mention need for cycle display handling
	once such notes exist.

From-SVN: r53139

2002-05-03  David S. Miller  <davem@redhat.com>

	* target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
	* target.h (struct gcc_target): Delete cycle_display member.

From-SVN: r53138

        * real.c (etoasc): Strip most trailing zeros for clarity.
        * sched-vis.c: Include real.h.
        (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
        * Makefile.in (sched-vis.o): Add real.h.

From-SVN: r53137

2002-05-03  David S. Miller  <davem@redhat.com>

	* haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
	no longer needed.

From-SVN: r53136

2002-05-03  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
        when we get an out of range literal.
        (altivec_expand_ternop_builtin): Same.
        (altivec_expand_unop_builtin): Same.
        (altivec_expand_builtin): Same, for dss.
        (altivec_expand_builtin): Use trees instead of rtl when
        determining literal argument validity.

From-SVN: r53135

2002-05-03  David S. Miller  <davem@redhat.com>

	Delete cycle display scheduling hook.
	* config/ia64/ia64.c (ia64_cycle_display,
	TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
	(ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
	and use emit_insn_before instead of ia64_emit_insn_before.
	* config/ia64/ia64.md (unspec usage): Delete cycle display.
	(cycle_display): Delete insn pattern.
	* config/sparc/sparc.md (unspec usage): Delete cycle display.
	(cycle_display): Delete insn pattern.
	* config/sparc/sparc.c (sparc_cycle_display,
	TARGET_SCHED_CYCLE_DISPLAY): Delete.
	* doc/md.texi (cycle_display): Don't mention.
	* doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.

From-SVN: r53134

        * recog.c (store_data_bypass_p, if_test_bypass_p): New.
        * recog.h: Declare them.

        * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
        * config/sparc/sparc.md: Use store_data_bypass_p instead.
        * config/sparc/sparc-protos.h: Update.

From-SVN: r53132

* config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
-D__arch64__.  Add -D_LP64.
(CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
from sparc.h.
(CPP_ARCH64_SPEC): Likewise.
(NO_BUILTIN_PTRDIFF_TYPE): Undef.
(NO_BUILTIN_SIZE_TYPE): Undef.

From-SVN: r53131

2002-05-03  Vladimir Makarov  <vmakarov@redhat.com>

	* genautomata.c (min_issue_delay_pass_states): Change return type
	in the prototype.
	(min_issue_delay_pass_states): Change the algorithm.
	(min_issue_delay): Set up min_insn_issue_delay for the state.
	(output_min_issue_delay_table): Interchange the nested loops and
	and initiate min_insn_issue_delay for states.

From-SVN: r53130

	* cfgcleanup.c (try_optimize_cfg):  Call merge_block only when
	jump is simplejump.

From-SVN: r53129

	* i386.c  (expand_movstr, expand_clrstr): Fix inline-all-stringops
	sequence.

From-SVN: r53128

        * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
        noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
        noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
        code before JUMP, not EARLIEST.

From-SVN: r53123

	* gcc.dg/cpp/cmdlne-dM-M.c: New test.
	* gcc.dg/cpp/cmdlne-dD-M.c: New test.
	* gcc.dg/cpp/cmdlne-dN-M.c: New test.
	* gcc.dg/cpp/cmdlne-dI-M.c: New test.
	* gcc.dg/cpp/cmdlne-dI-M.h: New aux file.
	* gcc.dg/cpp/cmdlne-dD-dM.c: New test.
	* gcc.dg/cpp/cmdlne-dM-dD.c: New test.

From-SVN: r53121

	* c-format.c (check_format_info_main): Don't check for presence of
	parameter for * width until after operand number has been read,
	and only check for it if format parameters are available.
	Fixes PR c/6547.

testsuite:
	* gcc.dg/format/xopen-2.c: New test.

From-SVN: r53118

2002-05-03  David Billinghurst  <David.Billinghurst@riotinto.com>
	    Tom Tromey  <tromey@redhat.com>

	* java/lang/natSystem.cc (getSystemTimeZone): Use
	HAVE_UNDERSCORE_TIMEZONE.
	* include/config.h.in: Rebuilt.
	* acconfig.h (HAVE_UNDERSCORE_TIMEZONE, HAVE_BACKTRACE): Undef.
	* aclocal.m4, configure: Rebuilt.
	* acinclude.m4: Run AC_EXEEXT.
	* configure.in: Adjust test for `timezone' so it fails on Cygwin.
	Add test for `_timezone'.

Co-Authored-By: Tom Tromey <tromey@redhat.com>

From-SVN: r53117

2002-05-02  Alexandre Oliva  <aoliva@redhat.com>

        * Makefile.in: Fix for multilibbed natives.

From-SVN: r53116

* config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
(LINK_SPEC): Undef before defining.

From-SVN: r53113

From-SVN: r53109

Suggested by Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* Makefile.am (jv_convert_LDADD): Bring -L.libs to the front.
(gij_LDADD, rmic_LDADD, rmiregistry_LDADD): Likewise.
* Makefile.in: Rebuilt.

From-SVN: r53108

2002-05-03  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/6549.
	* include/bits/fstream.tcc (filebuf::_M_underflow_common): Revert.
	* testsuite/27_io/narrow_stream_objects.cc (test07): Add.

From-SVN: r53107

	PR preprocessor/6489
	* tradcpp.c (fixup_newlines): New.
	(main, finclude): Use it.

From-SVN: r53103

	* config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
	* config/mips/mips.c (mips_unique_section): Strip encoding from
	decl name.

From-SVN: r53101