* final.c (end_final): Use C trees to output data structures for profiling.

	* Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
        (profile.o): New dependency profile.h
        (final.o): New dependency profile.h
        * profile.h: New file. New global structure profile_info.
        * final.h (count_edges_instrumented_now): Declare.
        (current_function_cfg_checksum): Declare.
        (function_list): New structure.
        (functions_head, functions_tail): New static variables.
        (end_final): Emits more data, removed some -ax stuff.
        (final): Stores function names and chcksums.
        * gcov-io.h (__write_gcov_string): New function.
        (__read_gcov_string): New function.
        * gcov.c (read_profile): New function.
        (create_program_flow_graph): Uses read_profile instead of reading
	da_file.
        (read_files): Removed da_file checking, it's done by read_profile now.
        * libgcc2.c (bb_function_info): New structure.
        (bb): New field in structure, removed some -ax stuff.
        (__bb_exit_func): Changed structure of da_file.
        * profile.c (count_edges_instrumented_now): New global variable.
        (current_function_cfg_checksum): New global variable.
        (max_counter_in_program): New global variable.
        (get_exec_counts): New function.
        (compute_checksum): New function.
        (instrument_edges): Sets count_edges_instrumented_now.
        (compute_branch_probabilities): Uses get_exec_counts instead of
	reading da_file.
        (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
        (init_branch_prob): Removed da_file checking, done in get_exec_counts
	now.
        (end_branch_prob): Removed da_file checking, done in get_exec_counts
	now.
        * gcov.texi: Updated information about gcov file format.

Co-Authored-By: Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>

From-SVN: r53326

	* sbitmap.c: Fix formatting.
	* scan.c: Likewise.
	* scan-decls.c: Likewise.
	* sched-deps.c: Likewise.
	* sched-ebb.c: Likewise.
	* sched-rgn.c: Likewise.
	* sched-vis.c: Likewise.
	* sdbout.c: Likewise.
	* sibcall.c: Likewise.
	* simplify-rtx.c: Likewise.
	* ssa.c: Likewise.
	* ssa-ccp.c: Likewise.
	* ssa-dce.c: Likewise.
	* stmt.c: Likewise.
	* stor-layout.c: Likewise.
	* stringpool.c: Likewise.

From-SVN: r53324

2002-05-09  David S. Miller  <davem@redhat.com>

	* config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.

From-SVN: r53323

2002-05-07  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
	* config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
	* config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
	library implementation clobbers the output before the inputs
	are fully consumed, use stack temporary for the output.

From-SVN: r53322

expr.c (ffeexpr_reduced_ugly2log_): Allow logicals-as-integers under -fugly-logint as arguments of .and., .or., .xor.

2002-05-09  Hassan Aurag  <aurag@cae.com>

	* expr.c (ffeexpr_reduced_ugly2log_): Allow logicals-as-integers
	under -fugly-logint as arguments of .and., .or., .xor.

From-SVN: r53321

From-SVN: r53320

From-SVN: r53315

* config/netbsd.h (CPP_SPEC): Remove.
* config/i386/netbsd-elf.h (CPP_SPEC): Define.
* config/i386/netbsd.h (CPP_SPEC): Define.
* config/ns32k/netbsd.h (CPP_SPEC): Define.
* config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
* config/sparc/netbsd.h (CPP_SPEC): Define.
* config/vax/netbsd.h (CPP_SPEC): Define.

From-SVN: r53314

	* read-rtl.c: Fix formatting.
	* real.c: Likewise.
	* recog.c: Likewise.
	* regclass.c: Likewise.
	* regmove.c: Likewise.
	* reg-stack.c: Likewise.
	* reload1.c: Likewise.
	* reload.c: Likewise.
	* resource.c: Likewise.
	* rtlanal.c: Likewise.
	* rtl.c: Likewise.
	* rtl-error.c: Likewise.

From-SVN: r53313

	* pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
	* pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.

From-SVN: r53309

From-SVN: r53308

rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name, and use it in all invocations of these macros.

	* rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
	and use it in all invocations of these macros.  Clean up comments.
	* rtl.c (rtl_check_failed_flag): Add an argument for the name
	of the flag access macro whose check failed.
	* doc/rtl.texi (Flags): Document additional flag uses.

From-SVN: r53306

From-SVN: r53305

	PR preprocessor/6521
	* cppfiles.c (handle_missing_header): Don't do anything
	different for <> includes.
doc:
	* cppopts.texi: Update documentation for -MG.

Co-Authored-By: Neil Booth <neil@daikokuya.demon.co.uk>

From-SVN: r53304

	* cpplex.c (cpp_interpret_charconst): Truncate as well as
	sign-extend.
doc:
	* cpp.texi: Clarify multichar charconst valuation.
testsuite:
	* gcc.dg/cpp/charconst-4.c: More tests.

From-SVN: r53301

	* config.guess: Import 2002-03-20 version.
	* config.sub: Import 2002-04-26 version.

From-SVN: r53300

From-SVN: r53299

	* java/jcf-write.c (write_classfile): Write the file to a
	temporary file and then rename it.

	* libjava/Makefile.am (all_java_source_files): New variable.
	(all_java_class_files): Likewise.
	.java.class: New rule.
	(CLEANFILES): Remove tmp-list.
	* libjava/Makefile.in: Regenerated.

From-SVN: r53298

From-SVN: r53297

From-SVN: r53296

        * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.

        * dwarf2out.c (gen_type_die): Abort on broken recursion.

        PR c++/6381
        * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
        REAL_CST.

From-SVN: r53295

Do not allow big-endian/little-endian multilibs to override arm/thumb
multilibs.
Do not build hardware floating point multilibs, nor apcs-26 multilibs for
the Thumb.

From-SVN: r53294

	PR c/6569.
	* varasm.c (mark_weak): New function.
	(merge_weak): Use it.  Do not call declare_weak.
	(declare_weak): Use merge_weak.

	PR c/6569
	* gcc.dg/weak-3.c: Update location of warning messages.
	* gcc.dg/weak-5.c: Likewise.

From-SVN: r53293

2002-05-09  David.Billinghurst  <David.Billinghurst@riotinto.com>

	* testsuite/lib/libjava.exp (test_libjava_from_javac):
	Append .exe to executable names.  Fix for cygwin.

From-SVN: r53291

From-SVN: r53288

	* cse.c (dead_libcall_p): Update counts.
	(delete_trivially_dead_insns): Update call of dead_libcall_p.

From-SVN: r53287

	* cfglayout.c (function_tail_eff_head): Rename to ...
	(function_footer): ... this one.
	(unlink_insn_chain): New functions.
	(label_for_bb): Only call block_label and emit debug message.
	(record_effective_endpoints): Actually unlink the headers and footers.
	(fixup_reorder_cahin): Re-insert the unlinked sequences.
	(cfg_layout_duplicate_bb): Use duplicate_insn_chain.
	* cfglayout.h (struct reorder_block_def): New fields footer/header;
	remove eff_head/eff_end.
	* rtl.h (set_first_insn): Declare.
	* emit-rtl.c (set_first_insn): New function.

	* cfglayout.c (fixup_reorder_chain): Dump duplicated
	(cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
	cfg_layout_duplicate_bb): New global function.
	(duplicate_insn_chain): New static function.
	* cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
	cfg_layout_duplicate_bb): Declare.
	(struct reorder_block_def): Add "original" field.
	* emit-rtl.c (emit_copy_of_insn_after): New function.
	* rtl.h (emit_copy_of_insn_after): Declare.

	* cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
	(fixup_reorder_chain): properly handle edges to exit block.

Wed May  8 11:10:31 CEST 2002  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
			       Jan Hubicka  <jh@suse.cz>

	* basic-block.h (note_prediction_to_br_prob): declare.
	* c-semantics.c: Inlucde predit.h
	(expand_stmt): predict GOTO_STMT as not taken.
	* cfgcleanup.c: (delete_unreachable_blocks): Make global.
	(cleanup_cfg): Do not free tail_recursion_list.
	* cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
	(flow_delete_block): Kill predictions past end of basic block.
	* output.h (delete_unreachable_blocks): Declare.
	* predict.c (predicted_by_p, process_note_predictions,
	process_note_prediction, last_block_p): New function.
	(estimate_probability): Bypass loop on PRED_CONTINUE;
	do not handle noreturn heuristics; kill PRED_RETURN; add
	PRED_EARLY_RETURN.
	* predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
	PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
	* predict.h (IS_TAKEN): New constant.
	* print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
	* rtl.c (NOTE_INSN_PREDICTION): New.
	* rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
	New macro.
	(insn_note): add NOTE_INSN_PREDICTION.
	* sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
	CFG; free tail_recursion_label_list.
	* stmt.c: Include predict.h;
	(return_prediction): New.
	(expand_value_return): Use it.
	* toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.

From-SVN: r53285

	* config/mips/mips.md: Name the unspecs with define_constant.
	(*HILO_delay): Rename to 'hilo_delay' (no star).
	(reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
	(reload_outdi, reload_outsi): Likewise.

From-SVN: r53284

From-SVN: r53283

From-SVN: r53279

configure.in (ORIGINAL_LD_FOR_MULTILIBS): Preserve LD at script entry, and set LD to it when configuring multilibs.

* configure.in (ORIGINAL_LD_FOR_MULTILIBS): Preserve LD at
script entry, and set LD to it when configuring multilibs.
* configure: Rebuilt.

From-SVN: r53278

From-SVN: r53276

	Fix for PR java/1200:
	* gjavah.c (throwable_p): New function.
	(decode_signature_piece): Use it.  A `WeakReference' isn't the
	same as a `jweak'.
	Include hashtab.h.
	(gcjh_streq): New function.

From-SVN: r53275

From-SVN: r53273

	* config.in (ENABLE_RTL_FLAG_CHECKING): New.
	* configure.in (ac_rtlflag_checking): New.
	* doc/install.texi (--enable-checking): Document RTL flag checking.
	* configure: Regenerated.

From-SVN: r53272

	* c-common.c (c_common_init): Set options->unsigned_wchar.
	* cppinit.c (cpp_create_reader): Default unsigned_wchar,
	group target dependencies.
	(init_builtins, cpp_handle_option): Update.
	* cpplex.c (cpp_interpret_charconst): Update.
	* cpplib.h (struct cpp_options): Add unsigned_wchar, rename
	signed_char to unsigned_char, group target dependencies.
	* defaults.h (WCHAR_UNSIGNED): Remove.
	* system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
config:
	* freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
	i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
	i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
	i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
	sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
doc:
	* tm.texi: Remove MAX_CHAR_TYPE_SIZE.

From-SVN: r53271

	* configure.in: Add support for WindISS.
	* configure: Regenerated.
	* configure.target: Add support for WindISS.
	* config/os/windiss/bits/ctype_base.h: New file.
	* config/os/windiss/bits/ctype_inline.h: Likewise.
	* config/os/windiss/bits/ctype_noninline.h: Likewise.
	* config/os/windiss/bits/os_defines.h: Likewise.

From-SVN: r53269

From-SVN: r53268

	* fixinc/inclhack.def (windiss_math1): New fix.
	(windiss_math2): Likewise.
	(windiss_valist): Likewise.
	* fixinc/fixincl.x: Regenerated.

From-SVN: r53267

genautomata.c (output_internal_min_issue_delay_func): Add ATTRIBUTE_UNUSED to avoid warning with empty dfa.

	* genautomata.c (output_internal_min_issue_delay_func): Add
	ATTRIBUTE_UNUSED to avoid warning with empty dfa.
	(output_internal_trans_func): Likewise.

From-SVN: r53266