simplify-rtx.c (simplify_binary_operation): Constant fold DIV, MOD, UDIV and UMOD using div_and_round_double.


	* simplify-rtx.c (simplify_binary_operation): Constant fold
	DIV, MOD, UDIV and UMOD using div_and_round_double.

From-SVN: r80420

From-SVN: r80415

re PR c++/14804 ([unit-at-a-time] initializing const data with reinterpret_cast-ed pointer-to-member function crashes)

	PR c++/14804
	* varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
	RECORD_TYPEs.

From-SVN: r80404

	* doc/invoke.texi (-mabi=o64): Create link to O64 ABI
	documentation.

From-SVN: r80402

	* doc/invoke.texi (-mabi=o64): Create link to O64 ABI
	documentation.

From-SVN: r80401

	* cse.c (cse_insn): Correct usage of simplify_replace_rtx when
	updating the REG_EQUAL note on an insn's libcall_insn.

From-SVN: r80400

From-SVN: r80399

2004-04-04  Paolo Carlini  <pcarlini@suse.de>
	    Petur Runolfsson  <peturr02@ru.is>

	* testsuite/performance/27_io/filebuf_sputn_unbuf.cc: New,
	adapted from libstdc++/11378.

Co-Authored-By: Petur Runolfsson <peturr02@ru.is>

From-SVN: r80398

From-SVN: r80385

From-SVN: r80382

	* fold-const.c (fold) <PLUS_EXPR>: Guard (-A)+B -> B-A transformation
	with reorder_operands_p.

From-SVN: r80381

From-SVN: r80380

2004-04-03  Paolo Carlini  <pcarlini@suse.de>

	* include/ext/mt_allocator.h (__mt_alloc<>::allocate): Factor out
	some duplicated code.
	(__mt_alloc<>::_Bin_record): Spare the space of _M_free and _M_used
	in the single threaded case.
	* testsuite/performance/20_util/allocator/list_sort_search.cc:
	Reorder and renumber the tests consistently with the other testfiles.
	* testsuite/performance/20_util/allocator/map_mt_find.cc: Ditto.
	* testsuite/performance/20_util/allocator/map_thread.cc: Ditto.
	* testsuite/performance/20_util/allocator/producer_consumer.cc: Ditto.

From-SVN: r80375

From-SVN: r80366

	* g++.dg/README: Bring up to date with new subdirectories; remove
	duplicate subdirectory lines.

From-SVN: r80363

2004-04-02  Gabor Loki <loki@inf.u-szeged.hu>

       * opts.c (decode_options): Do function inlining with very small
       max-inline-insns-* parameters when optimizing for size.

From-SVN: r80359

mt_allocator.h (__mt_alloc<>::deallocate): Rearrange arithmetic to avoid computing two divisions at each deallocation.

2004-04-02  Paolo Carlini  <pcarlini@suse.de>

	* include/ext/mt_allocator.h (__mt_alloc<>::deallocate):
	Rearrange arithmetic to avoid computing two divisions at
	each deallocation.

From-SVN: r80356

2004-04-02  Vladimir Makarov  <vmakarov@redhat.com>

	* config/i386/i386.h (TARGET_NOCONA): New macro.
	(TARGET_CPU_CPP_BUILTINS): Add code for Nocona.
	(processor_type): Add PROCESSOR_NOCONA.

	* config/i386/i386.md (cpu): Add nocona to the attribute values.

	* config/i386/i386.c (nocona_cost): New variable.
	(m_NOCONA): New macro.
	(x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
	x86_branch_hints, x86_use_sahf, x86_single_stringop,
	x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8,
	x86_integer_DFmode_moves, x86_partial_reg_dependency,
	x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
	x86_decompose_lea, x86_arch_always_fancy_math_387,
	x86_sse_partial_reg_dependency, x86_sse_load0_by_pxor,
	x86_ext_80387_constants, x86_four_jump_limit):
	(override_options): Add nocona_cost to processor_target_table.
	Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table.
	(incdec_operand): Prevent inc/dec generation for Nocona too.
	(ix86_issue_rate): Add PROCESSOR_NOCONA.

From-SVN: r80353

cp:
	PR c++/14007
	* pt.c (check_cv_quals_for_unify): Correct logic for disallowed
	cv-qualifier unification.
	* tree.c (cp_build_qualified_type_real): Renable DR295 logic.
testsuite:
	PR c++/14007
	* g++.dg/template/unify5.C: New.
	* g++.dg/template/unify6.C: New.
	* g++.dg/template/qualttp20.C: Adjust.
	* g++.old-deja/g++.jason/report.C: Adjust.
	* g++.old-deja/g++.other/qual1.C: Adjust.

From-SVN: r80351

Update copyright notice.

From-SVN: r80350

	* gnat-style.texi, gnat_rm.texi, gnat_ugn.texi: Remove RCS tags.
	Replace ifinfo by ifnottex, to make makeinfo --html happy again.
	Add info directory entry and category.

From-SVN: r80349

2004-04-01  Andrew Pinski  <pinskia@physics.uc.edu>

        * rtlanal.c (find_reg_note): Manually
        unswitch the loop.

From-SVN: r80347

2004-04-01  Kelley Cook  <kcook@gcc.gnu.org>

	* gcc_update (files_and_dependencies): Remove gcc/ada/*.texi.

From-SVN: r80345

From-SVN: r80342

	PR target/14040
	* genemit.c (gen_split): Change prototype of generated code.
	* genrecog.c (write_action): Adjust prototype for and calls to
	gen_split_*.
	* gensupport.c (struct queue_elem): Add split field.
	(queue_pattern): Return a value.  Clear the split field.
	(process_rtx): Maintain an association between an insn and the
	split generated from it for a define_insn_and_split.
	(process_one_cond_exec): Generate a new split for a
	define_insn_and_split.
	* config/arm/arm-protos.h (arm_split_constant): Add insn
	parameter.
	(emit_constant_insn): New function.
	(arm_gen_constant): Use it.
	* config/arm/arm.md: Adjust calls to arm_split_constant.

From-SVN: r80335

	* cgraph.c: Add overall comment.
	(cgraph_inline_hash): New global variable.
	(cgraph_create_node): Break out from ...
	(cgraph_node): ... here.
	(cgraph_edge): New function.
	(cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
	(cgraph_remove_edge): Accept edge, intead of source and destination.
	(cgraph_redirect_edge_callee): New.
	(cgraph_remove_node): Update all new datastructures.
	(cgraph_record_call, cgraph_remove_call): Kill.
	(dump_cgraph_node): Break out from ... ; dump new datastructures.
	(dump_cgraph): ... here.
	(cgraph_function_possibly_inlined_p): Use new hashtable.
	(cgraph_clone_edge, cgraph_clone_node): New.
	* cgraph.h: Include hashtab.h
	(struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
	fields, add inlined_to pointer.
	(cgraph_node): Add pointer to next_clone.
	(cgraph_remove_edge, cgraph_create_edge): Update prototype.
	(cgraph_remove_call, cgraph_record_call): Kill.
	(cgraph_inline_hash): Declare.
	(dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
	cgraph_redirect_edge_callee): Declare.
	(cgraph_create_edges, cgraph_inline_p): Update prorotype.
	(cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
	cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
	* cgraphunit.c: Add overall comment.
	(cgraph_optimize_function): Kill.
	(cgraph_assemble_pending_functions): Do not assemble inline clones.
	(cgraph_finalize_function): Update call of cgraph_remove_node
	(record_call_1): Record call sites.
	(cgraph_create_edges): Accept node instead of decl argument.
	(error_found): New static variable.
	(verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
	(cgraph_analyze_function): Update for new datastructures.
	(cgraph_finalize_compilation_unit): Plug memory leak.
	(cgraph_optimize_function): Kill.
	(cgraph_expand_function): Do not use cgraph_optimize_function.
	(INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
	cgraph_inlined_callees): Kill.
	(cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
	clones.
	(estimate_growth): Simplify.
	(cgraph_clone_inlined_nodes): New function.
	(cgraph_mark_inline_edge): Re-implement.
	(cgraph_mark_inline): Likewise.
	(cgraph_check_inline_limits): Simplify.
	(cgraph_recursive_inlining_p): New.
	(update_callee_keys): Break out from ...
	(cgraph_decide_inlining_of_small_functions): ... here; simplify.
	(cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
	Likewise.
	(cgraph_expand_all_functions):  Remove inline clones from the ordered
	list.
	(cgraph_preserve_function_body_p): New predicate.
	(cgraph_optimize): Verify cgraph.
	* function.h (struct function): Add fields saved_tree/saved_args.
	* timevar.def (TV_CGRAPH_VERIFY): Use verifier.
	* toplev.c (rest_of_compilation): Do not free cfun.
	* tree-inline.c: Include function.h
	(struct inline_data): Add saving_p field; replace decl/current_decl by
	node/current_node.
	(insert_decl_map): New function.
	(copy_body_r): Handle saving; update cgraph datastructure.
	(copy_body): Handle recursive inlining.
	(initialize_inlined_parameters): Likewise.
	(expand_call_inline): Propagate node attributes; update cgraph.
	(optimize_inline_calls): Verify that datastructure still match.
	(save_body): New function.
	* tree-inline.h (save_body): New.
	* tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
	* langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
	* langhooks.c (lang_hooks): Add update_decl_after_saving.

	* cp-lang. (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): Define.
	* cp-tree.h (cp_update_decl_after_saving): Declare.
	* tree.c (cp_update_decl_after_saving): Define.

	* Make-lang.in (com.o): Add dependnecy on function.h
	* com.c: Include function.h
	(finish_function): Clear DECL_STRUCT_FUNCTION.

	* utils.c: Include function.h
	(end_subprog_body): Clear DECL_STRUCT_FUNCTION.

From-SVN: r80334

	PR c++/14803
	* typeck.c (get_delta_difference): Call fold before returning the
	value.

	PR c++/14803
	* g++.dg/inherit/ptrmem1.C: New test.

From-SVN: r80331

re PR target/14702 (wrong definitions of instructions mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw)

        PR target/14702
        * config/i386/i386.md: fix source operand constraints in
        mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw

From-SVN: r80330

From-SVN: r80327

2004-04-01  Paolo Carlini  <pcarlini@suse.de>

	* include/ext/mt_allocator.h (__mt_alloc<>::_S_initialize):
	Streamline the second half, wrapping it in a single
	'#ifdef __GTHREADS if (__gthread_active_p())' and avoiding
	conditionals inside loops.

From-SVN: r80323

re PR c++/14804 ([unit-at-a-time] initializing const data with reinterpret_cast-ed pointer-to-member function crashes)

        PR c++/14804
        * decl.c (cp_finish_decl): Preserve TREE_READONLY more often.
        * typeck2.c (split_nonconstant_init): Clear TREE_READONLY.

From-SVN: r80318

        * toplev.c (backend_init): Move init_optimization_passes call ...
        (lang_dependent_init): ... here.

From-SVN: r80317

	PR c++/14810
	* name-lookup.c (maybe_push_cleanup_level): Robustify.

From-SVN: r80315

	* java/lang/SecurityManager.java
	(checkAwtEventQueueAccess): Implemented.

From-SVN: r80314

	PR ada/14150
	* Make-lang.in: Clean up generation of documentation

	* gnat-style.texi, gnat_rm.texi, ug_words: Resync with AdaCore version

	* xgnatug.adb: Removed, replaced by xgnatugn.adb

	* xgnatugn.adb: Replaces xgnatug.adb

	* gnat_ug.texi: Removed, replaced by gnat_ugn.texi

	* gnat_ugn.texi: Replaces gnat_ug.texi. Resync with AdaCore version

	* gnat_ug_unx.texi, gnat_ug_vms.texi, gnat_ug_vxw.texi,
	gnat_ug_wnt.texi: Removed.

From-SVN: r80308

2004-04-01  Gary Benson  <gbenson@redhat.com>

	* resolve.cc (_Jv_ResolvePoolEntry): Put field name in exception.
	(_Jv_SearchMethodInClass): Likewise.

From-SVN: r80305

gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with -lgcc --as-needed -lgcc_s --no-as-needed by default.

	* gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
	-lgcc --as-needed -lgcc_s --no-as-needed by default.
	* configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
	* configure: Rebuilt.
	* config.in: Rebuilt.
	* Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
	(stage2-start, stage3-start, stage4-start): Likewise.
	(stageprofile-start, stagefeedback-start): Likewise.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>

From-SVN: r80302

	* config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
	* config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
	* config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
	* config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
	(SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
	* config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
	with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
	* config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
	* config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
	* config/sparc/t-linux: Removed.

From-SVN: r80295

	PR c++/14755
	* fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
	"bitfld++ == const" to "++bitfld == const + incr" transformations.

	* gcc.c-torture/execute/20040331-1.c: New test.
	* gcc.dg/20040331-1.c: New test.

From-SVN: r80294

	* expr.c (get_inner_reference): Use DECL_UNSIGNED, not TREE_UNSIGNED.
	* stor-layout.c (layout_decl): Likewise.
	* tree.c (get_narrower): Likewise and also use BIT_FIELD_REF_UNSIGNED.
	* fold-const.c (make_bit_field_ref): Use BIT_FIELD_REF_UNSIGNED.
	* print-tree.c (print_node): Handle various used of unsigned_flag.
	* tree.def (BIT_FIELD_REF): Update comment.
	* tree.h (TREE_UNSIGNED): Deleted.
	(DECL_UNSIGNED, BIT_FIELD_REF_UNSIGNED): New macros.

	* cp/class.c (VTT_TOP_LEVEL_P): Use unsigned_flag directly.

	* f/com.c (ffe_truthvalue_conversion, case COMPONENT_REF):
	Use DECL_UNSIGNED and integer_onep.

From-SVN: r80293