* cppfiles.c: Move all default-#defines to top of file.
	(open_include_file): Replace by lookup_include_file.
	(read_with_read, read_file): Merged into read_include_file.
	(stack_include_file, purge_cache): New functions.
	(close_cached_fd): Delete.
	(lookup_include_file, read_include_file, _cpp_pop_file_buffer):
	Cache the in-memory buffer, not the file descriptor.

	* cpphash.h (struct include_file): Add buffer, st, refcnt,
	mapped fields.
	(xcnew): New utility macro.
	(DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
	* cpplib.h (struct cpp_buffer): Remove mapped field.

	* cpplex.c (parse_string): Accept backslash space newline as a
	line continuation.
	(lex_line): Likewise.
	(_cpp_get_token): Remove hard limit on macro nesting.

testsuite:
	* gcc.dg/cpp/backslash.c: New test.

From-SVN: r36347

2000-09-12  Philipp Thomas  <pthomas@suse.de>

	* Makefile.in.in (stamp-check-pot): New target used for
	checking POTFILES.
	* gcc.pot: Regenerated.
	* cat-tbl-id.c: Likewise.

From-SVN: r36346

2000-09-12  Philipp Thomas  <pthomas@suse.de>

	* aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
	* configure: Rebuilt.

From-SVN: r36345

2000-09-11  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* acinclude.m4 (GLIBCPP_CHECK_GNU_MAKE): Remove test != "0".
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

	* bits/c++config (__GLIBCPP__): Update, in the hopes of making a
	snapshot release soon.
	(_GNU_SOURCE): Define this in the header files, as ISO C99 support
	is pretty much assumed.

	* testsuite/22_locale/global_templates.cc: New file. Add tests for
	use_facet and has_facet.

	* bits/codecvt.h (codecvt<_InT, _ExT, __enc_traits>::do_out):
	Modify/correct iconv signatures for glibc2.2.

From-SVN: r36344

	* flow.c (split_block): Fix update of registers live at
	end of split block.

From-SVN: r36343

	* i386.md (add?i_3, add?i_5): New.
	(add?i_4): Rename from add?i_3;  Fix compare pattern.
	(sub?i_3, xor?i_3, ior?i_3): New.

	* genrecog.c (write_tree): Output code to clear insn_extract cache.
	* genattrtab.c (write_attr_case): Gen call to extract_insn_cache
	instead of extract_insn and extract_constrain_insn_cache instead of
	extract_insn and constrain_operands.
	* recog.c (extract_insn_cached, extract_constrain_insn_cached):
	New functions.
	(extract_insn): Clear which_alternative.
	(constrain_operands): Set which_alternative to -1 when failed.
	* recog.h (extract_constrain_insn_cached, extract_insn_cached):
	Declare.

From-SVN: r36342

	* java/lang/reflect/Field.java (toString): Don't rely on
	Class.toString.

From-SVN: r36341

From-SVN: r36339

From-SVN: r36338

        * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
        on operand 0 to '+'.
        (movstricthi): Likewise.

From-SVN: r36337

	* loop.h (LOOP_IVS): New macro.
	(REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
	(struct loop_ivs): New.
	(struct loop_info): Add ivs field.
	(reg_iv_type, reg_iv_info): Delete prototype.
	(reg_biv_class, loop_iv_list): Likewise.
	* loop.c (record_biv, find_life_end): Pass loop argument.
	(reg_iv_type): Remove global array and use
	field in loop_regs structure within loop_ivs structure.
	(reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
	(first_increment_giv, last_increment_giv): Use entry in
	loop_ivs structure.
	(record_initial): Pass ivs pointer.
	* unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.

From-SVN: r36336

	* loop.h (LOOP_REGS): New macro.
	(struct loop_regs): New.
	(struct loop_info): Add regs field.
	* loop.c (set_in_loop): Remove global array and store
	in loop_regs structure as part of loop_info structure.
	(n_times_set, may_not_optimize): Likewise.
	(reg_single_usage, moved_once): Likewise.
	(count_one_set): Add regs argument.
	(combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
	(set_pseudo_multiple_uses): Pass regs pointer.

From-SVN: r36335

	* unroll.c (iteration_info): Subsume into loop_iterations.
	* loop.h (loop_info): New field iv.

From-SVN: r36334

2000-09-12  Michael Hayes  <mhayes@cygnus.com>

	* basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
	(LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
	(flow_loops_update): New prototype.
	(flow_loops_find): Add flags to prototype.
	(struct loop): Add `pre_header_root' and `pre_header_trace' fields.
	* flow.c (flow_loop_pre_header_scan): New.
	(flow_loop_dump): Dump pre-header root and trace and exit dominators.
	(flow_loop_free): Free pre-header root and trace and exit dominators.
	(flow_loops_find): New argument flags.
	(flow_loops_update): New function.
	* toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.

From-SVN: r36333

	* basic-block.h (split_block, update_bb_for_insn): New prototypes.
	* flow.c (split_block, update_bb_for_insn): New functions.

From-SVN: r36332

From-SVN: r36331

        * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
        * config/ia64/ia64.c (fr_nonimmediate_operand): New.
        (ia64_override_options): Prevent optimizing division for both
        latency and throughput.
        (rtx_needs_barrier): Handle frcpa.
        * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
        (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
        (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
        (TARGET_SWITCHES): Add -minline-divide-min-latency and
        -minline-divide-max-throughput.
        (PREDICATE_CODES): Update.
        * config/ia64/ia64.md (extendsidi2): Remove * from f case.
        (zero_extendsidi2): Likewise.  Fix typo in f case insn.
        (extendsfdf2): Add cases for gr<->fr and fr<->mem.
        (extendsftf2): Likewise.
        (extenddftf2): Likewise.
        (fix_trunctfdi2_alts): New.
        (fixuns_trunctfdi2_alts): New.
        (madd*4): Rename from madd*3.
        (divsi3, modsi3, udivsi3, umodsi3): New.
        (divsi3_internal): New.
        (divdi3, moddi3, udivdi3, umoddi3): New.
        (divdi3_internal_lat, divdi3_internal_thr): New.
        (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
        (recip_approx): New.

From-SVN: r36330

* print-rtl.c (debug_call_placeholder_verbose): New variable.
(print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
set.
* integrate.c (copy_rtx_and_substitute): Don't share
LEAF_REG_REMAPpable registers with the inlined function.  Don't
share the function value with calling sequences.

From-SVN: r36329

* gcc.c-torture/execute/20000910-1.c: New test.
* gcc.c-torture/execute/20000910-2.c: Likewise.

From-SVN: r36328

From-SVN: r36327

	* combine.c (simplify_if_then_else): Don't convert a == b ? b : a
	to a if the comparison is floating mode and not -ffast-math.
	* simplify-rtx.c (simplify_ternary_operation): Likewise.

From-SVN: r36326

	* sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
	gen_ic_invalidate_line.

From-SVN: r36325

2000-09-10  Branko Cibej  <branko.cibej@hermes.si>

	* acinclude.m4 (GLIBCPP_CHECK_GNU_MAKE): Replace "grep -q" with
	  "grep -c".

From-SVN: r36324

From-SVN: r36323

From-SVN: r36322

        * install.texi (LANGUAGES): Update to include new languages.
        * INSTALL: Rebuilt.

From-SVN: r36321

        * gcc.c (main): Don't warn about unused -B prefixes
        (unused_prefix_warnings): remove

From-SVN: r36320

From-SVN: r36319

From-SVN: r36318

From-SVN: r36317

	* g++.old-deja/g++.pt/explicit82.C: New test.
	* g++.old-deja/g++.pt/explicit83.C: New test.

From-SVN: r36316

	* cp-tree.h (frob_opname): Declare.
	* parse.y (saved_scopes): New static variable.
	(cp_parse_init): Adjust.
	(do_id): If lastiddecl is NULL, do do_identifier.
	(operator): Save scope information.
	(unoperator): new reduction. Restore scope information.
	(operator_name): Append unoperator. Call frob_opname.
	* spew.c (frob_opname): Define.

From-SVN: r36315

From-SVN: r36314

From-SVN: r36313

From-SVN: r36312

	* config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
	(TARGET_LONG_DOUBLE_128): Define.
	(SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
	(LONG_DOUBLE_TYPE_SIZE): Redefine.
	(MAX_LONG_DOUBLE_TYPE_SIZE): Define.
	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
	of __LONG_DOUBLE_128__.
	(CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
	passed.
	(CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
	(CPP_SYSV_DEFAULT_SPEC): Define.
	(SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
	(INIT_TARGET_OPTABS): Define.

From-SVN: r36311

	* config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
	(RS6000_UITRUNC): Likewise.
	(INIT_TARGET_OPTABS): New macro.
	* config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
	(trunc_defined): Delete.
	(output_prolog): Don't output .extern definitions for fp->int
	conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
	* config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
	(trunc_defined): Delete.
	(RS6000_ITRUNC): Moved to aix.h.
	(RS6000_UITRUNC): Likewise.
	* config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
	only emit a libcall.
	(fixuns_truncdfsi2): Delete.
	(trunc_call): Delete.
	(trunc_call_rtl): Delete.

From-SVN: r36310

varasm.c (make_decl_rtl): Restore leading star on DECL_ASSEMBLER_NAME set for decls with an asmspec.

	* varasm.c (make_decl_rtl): Restore leading star on
	DECL_ASSEMBLER_NAME set for decls with an asmspec.
	* gcc.dg/asm-names.c: New test.

From-SVN: r36309

c-pragma.c (handle_pragma_pack): Correct parsing logic so it won't give a spurious error for '#pragma pack()'.

	* c-pragma.c (handle_pragma_pack): Correct parsing logic so it
	won't give a spurious error for '#pragma pack()'.  Simplify
	control flow for readability.  'reset' action is not necessary.

From-SVN: r36308

        * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
        SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
        LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
        DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.

        * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
        profile.c, sdbout.c, tradcif.y, tree.c, ch/decl.c, ch/timing.c,
        cp/decl.c, cp/rtti.c, f/com.c, f/com.h, java/decl.c, java/expr.c:
        Include defaults.h if not already included.
        Don't define the above macros.

        * Makefile.in, ch/Makefile.in, cp/Makefile.in, f/Makefile.in:
        Update dependencies.

From-SVN: r36307