* rtl.h (struct rtx_def): Update comments.
	(RTL_FLAG_CHECK[12345678]): New.  (rtl_check_failed_flag): Declare.
	(RTL_FLAG): New.  (CLEAR_RTX_FLAGS): New.  (flag access macros): Use
	RTL_FLAG_CHECK macros with list of expected RTL codes.
	* rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
	(rtl_check_failed_flag): New.
	* reload1.c (reload): Use REG macro before changing rtx to MEM.
	(reload_cse_noop_set_p): Check rtx code before using access macro.
	* config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
	before using access macro.

From-SVN: r53245

From-SVN: r53242

	PR opt/3995
	* fold-const.c (sign_bit_p): New function.
	(fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
        (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
	Reapply fold when converting (A & C) == C into (A & C) != 0.
	(fold_binary_op_with_conditional_arg): Fix typo in comment.

testsuite/
	* gcc.c-torture/execute/20020506-1.c: New test case.

From-SVN: r53241

	* c-common.c (warn_multichar): New.
	(c_common_init): Set CPP's warn_multichar.
	* c-common.h (warn_multichar): New.
	* c-decl.c (warn_multichar): Remove.
	* c-lex.c (lex_charconst): Update.
	* c-tree.h (warn_multichar): Remove.
	* cppexp.c (eval_token): Sign-extend charconst value.
	* cppinit.c (cpp_create_reader): Set warn_multichar.
	* cpplex.c (cpp_interpret_charconst): Don't sign-extend
	each character.  Update prototype.  Sign-extend the result.
	* cpplib.h: Fix conditions.
	(struct cpp_options): Add new warning flag.
	(cpp_interpret_charconst): Update prototype.
cp:
	* Make-lang.in (decl2.o): Update.
	* cp-tree.h (warn_multichar): Remove.
	* decl2.c: Include c-common.h.
	(warn_multichar): Remove.
doc:
	* cpp.texi: Update documentation.
testsuite:
	* gcc.dg/cpp/charconst-3.c: Correct tests accordingly.

From-SVN: r53240

Added Tim Josling to MAINTAINERS file. Fixed various treelang copyrights. Fix
broken treelang build resulting from changes to c-common.c.

From-SVN: r53239

2002-05-06  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.md (shift insns): Do not mask off
	second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
	take care of it.

From-SVN: r53238

	* ltmain.sh: Detect and handle object name conflicts
	while piecewise linking a static library.

From-SVN: r53237

2002-05-06  Paolo Carlini  <pcarlini@unitus.it>

	Test all the facets for the temporary "C" locale switch issue.
	* testsuite/22_locale/codecvt_members_char_char.cc: Add test03.
	* testsuite/22_locale/codecvt_members_wchar_t_char.cc: Likewise.
	* testsuite/22_locale/collate_members_char.cc: Add test04.
	* testsuite/22_locale/collate_members_wchar_t.cc: Likewise.
	* testsuite/22_locale/ctype_members_char.cc: Add test05.
	* testsuite/22_locale/ctype_members_wchar_t.cc: Add test04.
	* testsuite/22_locale/messages_members_char.cc: Add test03.
	* testsuite/22_locale/money_get_members_char.cc: Add test08.
	* testsuite/22_locale/money_get_members_wchar_t.cc: Likewise.
	* testsuite/22_locale/money_put_members_char.cc: Add test07.
	* testsuite/22_locale/money_put_members_wchar_t.cc: Likewise.
	* testsuite/22_locale/moneypunct_members_char.cc: Add test03.
	* testsuite/22_locale/moneypunct_members_wchar_t.cc: Likewise.
	* testsuite/22_locale/num_get_members_char.cc: Add test06.
	* testsuite/22_locale/num_get_members_wchar_t.cc: Likewise.
	* testsuite/22_locale/numpunct_members_char.cc: Add test03.
	* testsuite/22_locale/numpunct_members_wchar_t.cc: Likewise.
	* testsuite/22_locale/time_get_members_char.cc: Add test08.
	* testsuite/22_locale/time_get_members_wchar_t.cc: Likewise.
	* testsuite/22_locale/time_put_members_char.cc: Add test04.
	* testsuite/22_locale/time_put_members_wchar_t.cc: Likewise.

	* testsuite/22_locale/num_put_members_char.cc (test04): Add comment.
	* testsuite/22_locale/num_put_members_wchar_t.cc (test04): Likewise.

From-SVN: r53236

genautomata.c (form_the_same_automaton_unit_lists_from_regexp): Fix typo in usage of allof instead of unit.

2002-05-06  Vladimir Makarov  <vmakarov@redhat.com>

	* genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
	Fix typo in usage of allof instead of unit.

From-SVN: r53235

        * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
        and any jump or call for IN.

From-SVN: r53234

From-SVN: r53230

	* fold-const.c (lshift-double): Cast the high word to an unsigned
	HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
	(div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
	avoid compiler warning.  (fold): Remove redundant code from
	BIT_AND_EXPR as integer operands are canonicalized to be arg1.

From-SVN: r53228

        * pa-protos.h (hppa_fpstore_bypass_p): Declare.
        * pa.c (pa_adjust_cost): Remove all true dependency cost
        adjustments.  Also remove support for non-DFA scheduling.
        * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
        to adjust true dependency costs.  Update various comments.
        (7100lc, 7200, 7300 scheduling): Simplify by combining the
        FP ALU & MPY units into a single unit.

From-SVN: r53227

        to count all of the registers that will be saved.

From-SVN: r53226

From-SVN: r53224

	* config/os/irix/irix5.2/bits/os_defines.h (_SGI_SOURCE,
	__EXTENSIONS__): Ensure they are always defined.

From-SVN: r53216

2002-05-06  Phil Edwards  <pme@gcc.gnu.org>

	* docs/html/documentation.html:  Fix broken link.

From-SVN: r53211

2002-05-06  David.Billinghurst  <David.Billinghurst@riotinto.com>

	* testsuite/lib/libjava.exp (libjava_arguments): Don't link
	with -no-install on *-*-cygwin*.

From-SVN: r53210

From-SVN: r53209

From-SVN: r53208

2002-05-06  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
	allow result to overlap input operands in memory.

From-SVN: r53204

doc:
	* cpp.texi: Update multichar charconst docs.
testsuite:
	* gcc.dg/cpp/charconst-3.c: New test.

From-SVN: r53202

2002-05-06  David.Billinghurst  <David.Billinghurst@riotinto.com>

	* testsuite/lib/libjava.exp (test_libjava_from_source):
	Add comment explaining last patch.

From-SVN: r53201

	* cpplex.c (cpp_interpret_charconst): Sign-extend each
	character.  Don't ignore excess characters.  Treat
	multicharacter character constants as signed.
	(cpp_parse_escape): Clarify diagnostic.

From-SVN: r53200

2002-05-05  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
	use add instead of shift.
	(ashldi3_sp64): Likewise.
	(ashlsi3_const1, ashldi3_const1): Remove.
	* config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
	* config/sparc/sparc.c (const1_operand): New.

From-SVN: r53199

From-SVN: r53198

re PR target/6561 (sparc-sun-solaris2.7 C testsuite failure w/-mcpu=ultrasparc in execute/950511-1.c)

	PR target/6561
	* config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.

From-SVN: r53197

        * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
        memory latency adjustments.
        (alpha_variable_issue): Remove.
        (alpha_use_dfa_pipeline_interface): New.
        (alpha_multipass_dfa_lookahead): New.
        * config/alpha/alpha.md: Remove define_function_unit scheduling;
        include new dfa scheduling.
        (attr type): Add none.
        (blockage): Use it.
        * config/alpha/ev4.md: New.
        * config/alpha/ev5.md: New.
        * config/alpha/ev6.md: New.

From-SVN: r53196

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

	* recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.

From-SVN: r53195

From-SVN: r53194

From-SVN: r53192

	* cse.c: Fix formatting.
	* emit-rtl.c: Likewise.

From-SVN: r53191

* configure.in (noconfigdirs): Don't disable libgcj on
sparc64-*-solaris* and sparcv9-*-solaris*.

From-SVN: r53190

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

	* genautomata.c (initiate_states): Add additional guard to
	initialize `units_array'.

From-SVN: r53188

genautomata.c (form_the_same_automaton_unit_lists_from_regexp, [...]): New prototypes and functions.

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

	* genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
	process_unit_to_form_the_same_automaton_unit_lists,
	form_the_same_automaton_unit_lists
	check_unit_distributions_to_automata): New prototypes and
	functions.
	(check_automata): Rename it into `check_automata_insn_issues'.
	(unit_decl): New fields `the_same_automaton_unit' and
	`the_same_automaton_message_reported_p'.
	(unit_decl_t): New typedef.
	(the_same_automaton_lists): New gloval variable.
	(unit_regexp, unit_set_el, units_array, units_cmp,
	output_get_cpu_unit_code_func): Use the typedef.
	(evaluate_max_reserv_cycles): Increment
	`description->max_insn_reserv_cycles'.
	(initiate_states): Don't increment `max_cycles_num'.
	(transform_insn_regexps): Move code around transformation of
	regexps from `generate'.
	(generate): Remove call of `transform_insn_regexps'.
	(expand_automata): Call `transform_insn_regexps' and
	`check_unit_distributions_to_automata'.  Check errors before
	`generate'.

	* config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
	automaton `ultrasparc3_1'.

From-SVN: r53187

	* c-common.c (c_common_init): Set up CPP arithmetic.
	* cppinit.c (cpp_create_reader): Default CPP arithmetic to
	something reasonable for the host.
	(sanity_checks): Add checks.
	(cpp_read_main_file): Call sanity_checks() from here...
	(cpp_post_options): ... not here.
	* cpplex.c (cpp_interpret_charconst): Get max_chars right.
	* cpplib.h (struct cpp_options): New member int_precision.
testsuite:
	* gcc.dg/cpp/charconst.c: Update tests.

From-SVN: r53186

	2002-05-05  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.

From-SVN: r53181

	* config/sparc/linux.h, config/sparc/linux64.h
	(HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.

From-SVN: r53179

2002-05-04  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
	more RTX codes.
	* config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.

From-SVN: r53178

2002-05-04  David S. Miller  <davem@redhat.com>

	* recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
	of SETs.

From-SVN: r53177