2005-03-23  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/20601

	* tree-ssa-pre.c (insert_aux): Add missing condition to
	constification.

From-SVN: r96937

From-SVN: r96935

target-supports.exp (check_iconv_available): Default libiconv to -liconv, if there is no definition.

	* lib/target-supports.exp (check_iconv_available): Default
	libiconv to -liconv, if there is no definition.

	* testsuite/lib/libstdc++.exp (libstdc++_init): Improve handling
	of compilers not in the build directory.
	(libstdc++_wchar_t): New variable.
	(libstdc++_threads): Likewise.
	(libstdc++_test_objs): Likewise.
	(v3_target_compile): Use libstdc++_test_objs.
	(v3-list-tests): Remove.
	(listdc++_build_support): New function.
	* testsuite/libstdc++-dg/normal.exp: Rework to dynamically
	generate list of tests.

From-SVN: r96934

	* final.c (final_scan_insn): Don't remove no-op instructions.
	* reload1.c (reload): Remove simple no-op instructions even when
	not optimizing.

From-SVN: r96933

        PR tree-optimization/20501
        * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
        reporting that peeling for alignment is applied moved to...
        * (vect_analyze_data_refs_alignment): Here.

From-SVN: r96932

From-SVN: r96931

	* config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
	Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.

From-SVN: r96927

	* convert.c (convert): Replace fold (buildN (...)) with fold_buildN.
	* trans-array.c (gfc_trans_allocate_array_storage,
	gfc_trans_allocate_temp_array gfc_trans_array_constructor_value,
	gfc_conv_array_index_ref, gfc_trans_array_bound_check,
	gfc_conv_array_index_offset, gfc_conv_scalarized_array_ref,
	gfc_conv_array_ref, gfc_trans_preloop_setup, gfc_conv_ss_startstride,
	gfc_conv_loop_setup, gfc_array_init_size, gfc_trans_array_bounds,
	gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias,
	gfc_conv_expr_descriptor): Likewise.
	* trans-expr.c (gfc_conv_powi, gfc_conv_string_tmp,
	gfc_conv_concat_op, gfc_conv_expr_op): Likewise.
	* trans-intrinsic.c (build_round_expr, gfc_conv_intrinsic_bound,
	gfc_conv_intrinsic_cmplx, gfc_conv_intrinsic_sign,
	gfc_conv_intrinsic_minmaxloc, gfc_conv_intrinsic_minmaxval,
	gfc_conv_intrinsic_btest, gfc_conv_intrinsic_bitop,
	gfc_conv_intrinsic_singlebitop, gfc_conv_intrinsic_ibits,
	gfc_conv_intrinsic_ishft, gfc_conv_intrinsic_ishftc,
	gfc_conv_intrinsic_merge, prepare_arg_info,
	gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_repeat): Likewise.
	* trans-stmt.c (gfc_trans_simple_do, gfc_trans_do, gfc_trans_do_while,
	gfc_trans_forall_loop, gfc_do_allocate, generate_loop_for_temp_to_lhs,
	generate_loop_for_rhs_to_temp, compute_inner_temp_size,
	allocate_temp_for_forall_nest, gfc_trans_pointer_assign_need_temp,
	gfc_trans_forall_1, gfc_evaluate_where_mask, gfc_trans_where_assign):
	Likewise.
	* trans-types.c (gfc_get_dtype, gfc_get_array_type_bounds): Likewise.
	* trans.c (gfc_add_modify_expr): Likewise.

From-SVN: r96926

From-SVN: r96924

tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not imply that this is called once, independent of asms in code.

	* doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
	imply that this is called once, independent of asms in code.
	Adjust to now being pased output and input lists.  Mention helper
	function decl_overlaps_hard_reg_set_p.
	* hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
	hook_tree_tree_identity and to take three trees, returning third.
	* hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
	prototype.
	* stmt.c: include hard-reg-set.h before tree.h.
	(decl_overlaps_hard_reg_set_p): New function, broken out from...
	(decl_conflicts_with_clobbers_p): Call
	decl_overlaps_hard_reg_set_p.
	(expand_asm_operands): Pass output and input lists in call to
	targetm.md_asm_clobbers.
	* target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
	hook_tree_tree_tree_tree_3rd_identity.
	* target.h (struct gcc_target.md_asm_clobbers): Take three tree
	parameters.
	* tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
	* config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
	parameters, first two unused.
	* config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
	parameters.  Only add MOF to clobbers if there's no 'h' mentioned
	in constraint letters and MOF is not mentioned as a asm-declared
	register in neither of the input and output lists.

From-SVN: r96923

* optabs.c (expand_binop): Make sure the first subword's result
gets stored.

From-SVN: r96921

2005-03-22  James A. Morrison  <phython@gcc.gnu.org>

        * treetree.c (tree_code_if_start): Use fold_buildN.
        (tree_code_create_variable): Likewise.
        (tree_code_generate_return): Likewise.
        (tree_code_get_expression): Likewise.
        (tree_code_add_parameter): Likewise.

From-SVN: r96920

2005-03-22  James A. Morrison  <phython@gcc.gnu.org>

        * treelang.h (struct parameter_part): Skip WHERE_TO_PUT_VAR_TREE
        during GC.

From-SVN: r96919

	* c-common.c (c_common_truthvalue_conversion): Adjust comment.
	Call c_common_truthvalue_conversion rather than
	lang_hooks.truthvalue_conversion.
	* c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
	* c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
	c-typeck.c.
	* c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
	c_common_truthvalue_conversion.
	* c-parser.c (c_parser_paren_condition, c_parser_for_statement,
	c_parser_conditional_expression, c_parser_binary_expression): Call
	c_objc_common_truthvalue_conversion.
	* c-typeck.c (build_unary_op): Call
	c_objc_common_truthvalue_conversion.
	(build_conditional_expr): Do not call
	lang_hooks.truthvalue_conversion.
	(build_binary_op): Call c_common_truthvalue_conversion.
	(c_objc_common_truthvalue_conversion): Moved from
	c-objc-common.c.  Call default_function_array_conversion instead
	of default_conversion.

objc:
	* objc-act.c (next_sjlj_build_enter_and_setjmp,
	next_sjlj_build_catch_list, next_sjlj_build_try_catch_finally):
	Call c_common_truthvalue_conversion.

From-SVN: r96917

	* c-common.h (default_conversion): Remove.
	(perform_integral_promotions): Add.
	* c-tree.h (default_conversion): Add.
	* c-typeck.c (perform_integral_promotions): New, split out from
	default_conversion.
	* c-common.c (check_case_value): Use perform_integral_promotions,
	not default_conversion.
	(c_add_case_label): Don't continue processing case label after
	found to be pointer.

cp:
	* cp-tree.h (perform_integral_promotions): Remove.
	(default_conversion): Add.

From-SVN: r96916

2005-03-23  Mark Mitchell  <mark@codesourcery.com>

	* gcc.c (do_spec_1): Do not add a -L path for a directory in
	the prefix list if we have already added a multilib directory
	based on that path.
	(main): Do not add MD_EXEC_PREFIX to the list of directories to
	search with -L.

From-SVN: r96915

	* reload1.c (indirect_symref_ok): Make it global.
	* reload.h: Add a prototype for indirect_symref_ok.

From-SVN: r96913

	* reload1.c (indirect_symref_ok, reload_obstack): Make them
	static.
	* reload.h: Remove the prototype for indirect_symref_ok.

From-SVN: r96911

[[Split portion of a mixed commit.]]

From-SVN: r96908.2

	* config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
	ashlhi3 expander.

From-SVN: r96905

From-SVN: r96904

* tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.

Also fix a typo in a previous ChangeLog

From-SVN: r96903

c-opts.c (c_common_parse_file): Only start/end main source file if debug hooks says the writer wants it.

2005-03-22  Daniel Berlin  <dberlin@dberlin.org>

	* c-opts.c (c_common_parse_file): Only start/end main source file
	if debug hooks says the writer wants it.
	* dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
	member.
	(xcoff_debug_hooks): Ditto.
	* debug.c (do_nothing_hooks): Ditto.
	* debug.h (gcc_debug_hooks): Ditto.
	* dwarf2out.c (dwarf2_debug_hooks): Ditto.
	* sdbout.c (sdb_debug_hooks): Ditto.
	* vmsdbgout.c (vmsdbg_debug_hooks): Ditto.

From-SVN: r96902

	* doc/extend.texi: Deprecate C++ min/max operators.

	* parser.c (cp_parser_warn_min_max): New function.
	(cp_parser_binary_expression): Use it.
	(cp_parser_assignment_operator_opt): Likewise.
	(cp_parser_operator): Likewise.

	* g++.dg/opt/max1.C: Run with -Wno-deprecated.
	* g++.dg/opt/pr7503-2.C: Likewise.
	* g++.dg/opt/pr7503-3.C: Likewise.
	* g++.dg/opt/pr7503-4.C: Likewise.
	* g++.dg/opt/pr7503-5.C: Likewise.
	* g++.dg/warn/minmax.C: New test.

From-SVN: r96899

From-SVN: r96895

	* tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
	artificial original candidates.

From-SVN: r96894

        * Makefile.am: Added new files.
        * Makefile.in: Regenerate.
        * aclocal.m4: Regenerate.
        * configure.ac: add checks for signal.h headers file, as well as
        following functions: chdir, strerror, getlogin, gethostname, kill,
        link, symlink, perror, sleep, time.
        * configure: Regenerate.
        * intrinsics/chdir.c, intrinsics/gerror.c, intrinsics/getlog.c,
        intrinsics/hostnm.c, intrinsics/ierrno.c, intrinsics/kill.c,
        intrinsics/link.c, intrinsics/perror.c, intrinsics/rename.c,
        intrinsics/sleep.c, intrinsics/symlnk.c, intrinsics/time.c: Newly
        implementend g77 intrinsics.

        * check.c (gfc_check_chdir, gfc_check_chdir_sub, gfc_check_kill,
        gfc_check_kill_sub, gfc_check_link, gfc_check_link_sub,
        gfc_check_symlnk, gfc_check_symlnk_sub, gfc_check_rename,
        gfc_check_rename_sub, gfc_check_sleep_sub, gfc_check_gerror,
        gfc_check_getlog, gfc_check_hostnm, gfc_check_hostnm_sub,
        gfc_check_perror): new functions to check newly implemented
        g77 intrinsics.
        * gfortran.h: adding symbols for new intrinsics.
        * intrinsic.c (add_functions): adding new intrinsics.
        (add_subroutines): adding new intrinsics.
        * intrinsic.h: prototype for all checking and resolving
        functions.
        * iresolve.c (gfc_resolve_chdir, gfc_resolve_chdir_sub,
        gfc_resolve_hostnm, gfc_resolve_ierrno, gfc_resolve_kill,
        gfc_resolve_link, gfc_resolve_rename, gfc_resolve_symlnk,
        gfc_resolve_time, gfc_resolve_time8, gfc_resolve_rename_sub,
        gfc_resolve_kill_sub, gfc_resolve_link_sub,
        gfc_resolve_symlnk_sub, gfc_resolve_sleep_sub,
        gfc_resolve_gerror, gfc_resolve_getlog, gfc_resolve_hostnm_sub,
        gfc_resolve_perror): new functions to resolve intrinsics.
        * trans-intrinsic.c (gfc_conv_intrinsic_function): add case
        for new symbols.

        * g77_intrinsics_funcs.f: New test.
        * g77_intrinsics_sub.f: New test.

From-SVN: r96893

	* cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
	call cost based on argument sizes.
	(cgraph_mark_inline_edge): Avoid inline unit from shringking by
	inlining.
	* params.def: (max-inline-inssn-single): Set to 450.
	(max-inline-insns-auto): Set to 90.
	(max-inline-insns-recursive): Set to 450
	(max-inline-insns-recursive-auto): Set to 450.
	(large-function-insns): Set to 2700.
	(inline-call-cost): New parameter.
	* tree-inline.c (estimate_move_cost): New function.
	(estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
	for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
	based on arguments.
	* tree-inline.h (estimate_move_cost): Declare.
	* invoke.texi: (max-inline-inssn-single): Change default to 450.
	(max-inline-insns-auto): Change default to 90.
	(max-inline-insns-recursive): Change default to 450
	(max-inline-insns-recursive-auto): Change default to 450.
	(large-function-insns): Change default to 2700.
	(inline-call-cost): Document new parameter.

	* gcc.dg/winline-6.c: Modify so inlined function have nonzero cost.

Co-Authored-By: Jan Hubicka <jh@suse.cz>

From-SVN: r96892

From-SVN: r96891

        * include/posix.h: .dylib is used on all Apple MACH platforms.
        * java/lang/ieeefp.h: ppc64 is also __IEEE_BIG_ENDIAN.

From-SVN: r96889

	(TARGET_DEFAULT): Delete.
	* config/i860/i860.opt: New file.

From-SVN: r96884

	(frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
	(frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
	(frv_sched_lookahead): Delete.
	* config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
	(target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
	(MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
	(MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
	(MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
	(MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
	(MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
	(MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
	(MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
	(TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
	(TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
	(TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
	(TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
	(TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
	(TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
	(TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
	(TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
	(TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
	(TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
	(TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
	(TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
	(DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
	* config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
	(frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
	(frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
	(frv_sched_lookahead): Delete.
	(MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
	(TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
	(frv_handle_option): New function.  Move -mcpu= handling from...
	(frv_override_options): ...here.  Remove handling of other
	TARGET_OPTIONS.
	(frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
	TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
	(frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
	and TARGET_NO_MULTI_CE.
	(frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
	!TARGET_VLIW_BRANCH.
	* config/frv/frv.opt: New file.

From-SVN: r96883

	* fold-const.c (fold_build1, fold_build2, fold_build3): New.
	* tree.h: Add corresponding prototypes.

From-SVN: r96881

	* fold-const.c (fold_ternary): Take decomposed arguments of
	CALL_EXPR.
	(fold): Update a call to fold_ternary.

From-SVN: r96880

From-SVN: r96879

	PR c++/19980
	* decl.c (start_preparsed_function): Robustify.

	* g++.dg/template/redecl3.C: New test.

From-SVN: r96872

	PR c++/20499
	* parser.c (cp_parser_class_head): Return NULL_TREE when
	encountering a redefinition.

	* g++.dg/parse/error16.C: Tweak error markers.

From-SVN: r96870

	PR target/20561
	* cfglayout.c (reemit_insn_block_notes): Don't put block notes in
	between jump table and its label.
	* final.c (shorten_branches): Handle notes in between ADDR_VEC
	resp. ADDR_DIFF_VEC and the label preceeding it.
	(final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
	is emitted in the right section.

	* gcc.dg/20050321-2.c: New test.

From-SVN: r96867

cp:
	PR c++/20465
	PR c++/20381
	* typeck.c (build_ptrmemfunc): Allow OFFSET_REF when processing a
	template.
testsuite:
	PR c++/20465
	PR c++/20381
	* g++.dg/template/ptrmem12.C: New.

From-SVN: r96862

	* fold-const.c (fold_unary, fold_binary): Update comments
	about arguments.

From-SVN: r96855