+2004-05-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * intl.h (open_quote, close_quote): New.
+ * intl.c (open_quote, close_quote): New.
+ (gcc_init_libintl): Set them.
+ * pretty-print.c: Include "intl.h".
+ (pp_base_format_text): Support 'q' format flag and %` and %'
+ formats. Use ' instead of ` in comments.
+ * c-format.c (gcc_diag_flag_specs, gcc_cxxdiag_flag_specs,
+ gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table,
+ foramt_types_orig): Describe these new formats.
+ (decode_format_attr, check_function_format,
+ check_format_info_main): Use these new formats.
+ (status_warning): Use ATTRIBUTE_GCC_DIAG.
+ * toplev.c (ATTRIBUTE_GCC_DIAG): Increase required GCC version to
+ check these formats to 3.5.
+
+2004-05-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in (CPPLIBS): Renamed to CPPLIB.
+ (BACKEND): Reflect this.
+ (LIBDEPS): Move CPPLIB before LIBIBERTY.
+ (LIBS): Likewise.
+
+2004-05-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR tree-optimization/14197
+ * builtins.c: Include "tree-gimple.h"
+ (readonly_data_expr): Use get_base_address. Make sure to call
+ decl_readonly_section only on trees it can handle.
+ * tree-gimple.c (get_base_address): Accept STRING_CST and
+ CONSTRUCTOR expressions.
+ * Makefile.in: Update dependencies.
+
+2004-05-23 Paolo Bonzini <bonzini@gnu.org>
+
+ Move libcpp to the toplevel.
+ * Makefile.in: Remove references to libcpp files,
+ use CPPLIBS instead of libcpp.a. Define SYMTAB_H
+ and change hashtable.h to that.
+ * aclocal.m4 (gcc_AC_HEADER_STDBOOL,
+ gcc_AC_HEADER_STRING, gcc_AC_C__BOOL): Remove.
+ * configure.ac (gcc_AC_C__BOOL, HAVE_UCHAR): Remove tests.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * c-ppoutput.c: Include ../libcpp/internal.h instead of cpphash.h.
+ * cppcharset.c: Removed.
+ * cpperror.c: Removed.
+ * cppexp.c: Removed.
+ * cppfiles.c: Removed.
+ * cpphash.c: Removed.
+ * cpphash.h: Removed.
+ * cppinit.c: Removed.
+ * cpplex.c: Removed.
+ * cpplib.c: Removed.
+ * cpplib.h: Removed.
+ * cppmacro.c: Removed.
+ * cpppch.c: Removed.
+ * cpptrad.c: Removed.
+ * cppucnid.h: Removed.
+ * cppucnid.pl: Removed.
+ * cppucnid.tab: Removed.
+ * hashtable.c: Removed.
+ * hashtable.h: Removed.
+ * line-map.c: Removed.
+ * line-map.h: Removed.
+ * mkdeps.c: Removed.
+ * mkdeps.h: Removed.
+ * stringpool.h: Include symtab.h instead of hashtable.h.
+ * tree.h: Include symtab.h instead of hashtable.h.
+ * system.h (O_NONBLOCK, O_NOCTTY): Do not define.
+
+2004-05-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * gcc.c (struct prefix_list): Add forward declaration.
+ (do_spec_path): New function, extracted from...
+ (do_spec_1) <'D'>: ... here. Drop support for
+ SPACE_AFTER_L_OPTION.
+ (do_spec_1) <'I'>: Use do_spec_path.
+ (process_command): Do not store the 'include' suffix
+ in include_prefixes.
+ * system.h: Poison SPACE_AFTER_L_OPTION.
+
+2002-05-23 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (non_lvalue): Explicitly list the tree codes that
+ need to be wrapped by NON_LVALUE_EXPR, instead of those that don't.
+
+2004-05-23 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
+ Update based on printed manual. Enable setting of offsets for
+ FSFPRINT and move it to gcc-common.texi.
+ * doc/gcc.texi: Update FSF printing details.
+ * doc/gccint.texi: Remove FSF printing details.
+
+2004-05-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/t-rs6000: Remove the disabling -Werror.
+
+2004-05-22 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
+ expand_builtin_strrchr, expand_builtin_strpbrk,
+ expand_builtin_mempcpy, expand_builtin_memcmp,
+ expand_builtin_strcmp, expand_builtin_strncmp,
+ expand_builtin_strcat, std_expand_builtin_va_start,
+ std_expand_builtin_va_arg, expand_builtin_va_copy,
+ expand_builtin_signbit, fold_builtin_cabs,
+ fold_builtin_logarithm, fold_builtin_mempcpy,
+ fold_builtin_signbit, fold_builtin_isascii,
+ fold_builtin_toascii, fold_builtin_isdigit,
+ fold_builtin_1, build_function_call_expr,
+ simplify_builtin_strchr, simplify_builtin_strrchr,
+ simplify_builtin_strpbrk, simplify_builtin_strncpy,
+ simplify_builtin_memcmp, simplify_builtin_strcmp,
+ simplify_builtin_strncmp, simplify_builtin_strncat,
+ simplify_builtin_strspn, simplify_builtin_strcspn,
+ simplify_builtin_fputs, simplify_builtin_sprintf): Replace calls
+ to build with calls to build2, build3 or omit_one_operand.
+
+2004-05-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX
+ section when generating EABI code.
+
+2004-05-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR 15546
+ * config/i386/i386.c (output_pic_addr_const <case SYMBOL_REF>):
+ Call mark_decl_referenced on the SYMBOL_REF_DECL.
+
+2004-05-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-common.c (c_common_truthvalue_conversion): Handle
+ UNEQ_EXPR, UNLE_EXPR, UNGE_EXPR, UNLT_EXPR, UNGT_EXPR,
+ ORDERED_EXPR, and UNORDERED_EXPR as comparison operators,
+ i.e. set the type to truthvalue_type_node and return.
+
+2004-05-22 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.h (struct tree_decl): Add possibly_inlined bit.
+ (DECL_POSSIBLY_INLINED): New accessor macro.
+ * cgraph.h: Remove declaration of cgraph_inline_hash.
+ * cgraph.c: Remove definition of cgraph_inline_hash.
+ (hash_node): Revert to hashing DECL_UID.
+ (eq_node): Take two pointers to cgraph_node structures.
+ Compare DECL_UIDs.
+ (cgraph_remove_node): Pass the node directly to htab_find_slot.
+ (cgraph_varpool_hash_node): Rename hash_varpool_node;
+ hash on DECL_UID.
+ (eq_cgraph_varpool_node): Rename eq_varpool_node; take two
+ pointers to cgraph_varpool_node structures; compare DECL_UIDs.
+ (cgraph_node): Allocate a temporary node on the stack, fill in
+ its DECL field, and pass that to htab_find_slot.
+ (cgraph_varpool_node): Likewise.
+ (cgraph_function_possibly_inlined_p): If global info is ready,
+ return the DECL_POSSIBLY_INLINED bit.
+ * cgraphunit.c (cgraph_mark_inline_edge): Set DECL_POSSIBLY_INLINED
+ instead of mucking with cgraph_inline_hash.
+
+2004-05-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/contrib.texi: Add g77 contributors.
+
+2004-05-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * calls.c (initialize_argument_information): Forbid sibcalls if a
+ callee-copied argument is stored in the current function's frame.
+
+2004-05-22 Eric Christopher <echristo@redhat.com>
+
+ * fix-header.c (read_scan_file): Update for add_path change.
+
+2004-05-22 Ben Elliston <bje@au.ibm.com>
+
+ * c.opt (Wmissing-include-dirs): New.
+ * c-opts.c (c_common_handle_option): Pass true for user_supplied_p
+ to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
+ OPT_isystem. Handle case OPT_Wmissing_include_dirs.
+ * c-incpath.h (add_path): Add fourth (bool) argument.
+ * c-incpath.c (add_env_var_paths): Pass false to add_path ().
+ (add_standard_paths): Likewise.
+ (remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
+ is used and the directory was user-supplied via -I.
+ (add_path): Set p->user_supplied_p. Remove duplicated code by
+ using add_cpp_dir_path ().
+ * cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
+ (struct cpp_dir): Add user_supplied_p.
+ * doc/invoke.texi (Warning Options): Document new option.
+
+2004-05-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * fold-const.c (fold_read_from_constant_string): Convert result to
+ requested type.
+
+2004-05-21 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (mostly_copy_tree_r): Don't attempt to copy decls.
+ (copy_if_shared_r): Don't copy decls, types, constants, BINDs.
+ Don't mark VA_ARG_EXPRs volatile here.
+ (gimplify_modify_expr): Unshare TYPE_SIZE_UNIT.
+
+2004-05-21 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (tree-dump.o): Depend on tree-iterator.h.
+ * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs.
+
+2004-05-21 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold, fold_relational_hi_lo,
+ nondestructive_fold_binary_to_constant,
+ fold_read_from_constant_string): Use fold_convert instead of convert.
+ * builtins.c (simplify_builtin, simplify_builtin_strstr,
+ simplify_builtin_strchr, simplify_builtin_strrchr,
+ simplify_builtin_strpbrk): Use fold_convert instead of convert.
+
+2004-05-21 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-flow-inline.h (num_immediate_uses): Don't abort if DF
+ is NULL.
+
+2004-05-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
+ override sparc.h definition.
+
+2004-05-20 Roger Sayle <roger@eyesopen.com>
+
+ * tree.c (array_type_nelts, save_expr, substitute_in_expr,
+ get_unwidened, get_narrower): Replace build with build2.
+ * fold-const.c (negate_expr, associate_trees, size_binop,
+ fold_convert, eval_subst, omit_one_operand, invert_truthvalue,
+ pedantic_omit_one_operand, distribute_bit_expr,
+ make_bit_field_ref, optimize_bit_field_compare,
+ decode_field_reference, range_binop, make_range,
+ build_range_check, fold_range_test, fold_truthop,
+ optimize_minmax_comparison, extract_muldiv_1,
+ fold_binary_op_with_conditional_arg, fold_mathfn_compare,
+ fold_inf_compare, fold_single_bit_test, fold,
+ fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
+ Likewise replace build with either build2 or build3.
+
+2004-05-20 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * system.h: Poison NO_RECURSIVE_FUNCTION_CSE.
+ * calls.c (prepare_call_address): Don't test
+ NO_RECURSIVE_FUNCTION_CSE.
+ * config/arc/arc.h (NO_RECURSIVE_FUNCTION_CSE): Don't define.
+ * config/arm/arm.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/avr/avr.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/frv/frv.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/i386/i386.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/ip2k/ip2k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/iq2000/iq2000.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/m32r/m32r.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/m68k/m68k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/mcore/mcore.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/mips/mips.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/stormy16/stormy16.h (NO_RECURSIVE_FUNCTION_CSE):
+ Likewise.
+ * config/xtensa/xtensa.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/sh/sh.h: Remove NO_RECURSIVE_FUNCTION_CSE comment.
+ * doc/tm.texi (Costs): Remove documentation for
+ NO_RECURSIVE_FUNCTION_CSE.
+
+2004-05-20 Paul Brook <paul@codesourcery.com>
+
+ * unwind-dw2-fde.c (get_cie_encoding): Handle dwarf3 CIE format.
+ * unwind-dw2.c (extract_cie_info): Ditto.
+ (_Unwind_FrameState): Change retaddr_column to word type.
+
+2004-05-20 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/3074
+ * fold-const.c (strip_compound_expr): Delete function.
+ (count_cond): Delete function.
+ (fold_binary_op_with_conditional_arg): Only perform transformations
+ "a + (b?c:d) -> b ? a+c : a+d" and "(b?c:d) + a -> b ? c+a : d+a"
+ when a is constant. This greatly simplifies this routine.
+
+ * tree.c (saved_expr_p): Delete function.
+ * tree.h (saved_expr_p): Delete function prototype.
+
+2004-05-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * common.opt (ftree-loop-optimize): Remove.
+
+2004-05-20 Daniel Jacobowitz <dan@debian.org>
+
+ * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET)
+ (NM_FOR_TARGET): Use := and $(shell).
+ (mainversion): Remove unused variable.
+
+2004-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * reorg.c (delete_from_delay_slot): If we have a barrier after the
+ sequence containing the insn to be deleted, always reemit it.
+
+2004-05-20 Richard Henderson <rth@redhat.com>
+
+ PR 15454
+ * tree-nested.c (get_chain_decl): Create a PARM_DECL by hand.
+ * function.c (expand_function_start): Expand static_chain_decl by hand.
+ * gimplify.c (create_tmp_var_name): Export.
+ * tree-gimple.h (create_tmp_var_name): Declare.
+
+2004-05-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * rs6000.c (print_operand) <case 'z'>: Call
+ mark_decl_referenced before assemble_name.
+
+2004-05-20 Zack Weinberg <zack@codesourcery.com>
+
+ * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
+ (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
+ (cgraph_varpool_node): Hash on the pointer to the decl, not
+ the DECL_UID. Fixes 64-bit bootstrap failure.
+
+2004-05-20 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (ite_ne_zeroextractsi, ite_ne_zeroextractsi_shifted): Ensure
+ we don't earlyclobber operands used in the second insn.
+
+2004-05-20 Steven Bosscher <stevenb@suse.de>
+
+ * tree-mudflap.c: Formatting fixes.
+
+2004-05-20 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * Makefile.in (GTFILES): Add $(srcdir)/reload.h.
+ * gengtype.c (open_base_files): Include reload.h in ifiles.
+ * reload.h (reg_equiv_memory_loc_varray): Declare.
+ * reload1.c (reg_equiv_memory_loc_varray): New variable.
+ (init_reload): Initialize it.
+ (reload): Instead of freeing reg_equiv_memory_loc, 'grow'
+ reg_equiv_memory_loc_varray to size 0.
+ * ra.c (reg_alloc): Allocate reg_equiv_memory_loc by
+ growing reg_equiv_memory_loc_varray to the desired size.
+ * passes.c (rest_of_handle_old_regalloc): Likewise.
+ * reload.c: Amend comment on calling init_reload.
+
+2004-05-20 Nick Clifton <nickc@redhat.com>
+
+ * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp'
+ with 'TRAMP' in the body of the macro definition.
+
+2004-05-19 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/15383
+ * config/ia64/ia64.c (ia64_expand_compare): Don't check
+ TARGET_HPUX for TFmode compare. Abort if op0 is in TFmode and
+ cmptf_libfunc isn't set.
+ (ia64_init_libfuncs): Rename TFmode libfuncs using the HPUX
+ conventions.
+ (ia64_sysv4_init_libfuncs): New.
+
+ * config/ia64/sysv4.h (TARGET_INIT_LIBFUNCS): New. Defined as
+ ia64_sysv4_init_libfuncs.
+
+2004-05-20 Falk Hueffner <falk@debian.org>
+
+ PR other/15526
+ * libgcc2.c (__mulvsi3): Fix overflow test.
+
+2004-05-19 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/14171
+ * reg-stack.c (nan): Rename to ...
+ (not_a_num): Here.
+ (reg_to_stack): Rename nan to not_a_num.
+ (subst_stack_regs_pat): Likewise.
+ (convert_regs_entry): Likewise.
+ (convert_regs_1): Likewise.
+
+ * tree-cfg.c (find_case_label_for_value): Replace call to
+ simple_cst_equal with tree_int_cst_equal.
+
+2004-05-19 Jeff Law <law@redhat.com>
+
+ * tree-into-ssa.c (prepare_operand_for_rename): New argument is_use.
+ If the operand is for a use, then strip away the SSA_NAME, do not
+ strip away the SSA_NAME for a set. Never call release_ssa_name.
+ (mark_def_sites): Appropriately pass additional argument to
+ prepare_operand_for_rename. If a VDEF_RESULT is not an SSA_NAME,
+ then set the VDEF_RESULT to the VDEF_OP.
+ (set_def_block): Strip away any SSA_NAME to get to the real
+ underlying variable.
+
+ * tree-ssa-phiopt.c (value_replacement): Handle the case where
+ the desired edge out of COND_BLOCK reaches OTHER_BLOCK rather than
+ BB directly.
+
+2004-05-19 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR c++/15463
+ * loop-iv.c (iv_number_of_iterations): Use trunc_int_for_mode on
+ result of inverse.
+
+ PR rtl-optimization/15274
+ * loop-iv.c (determine_max_iter, shorten_into_mode,
+ iv_number_of_iterations): Handle constants correctly.
+ * rtl.h (get_mode_bounds): Declaration changed.
+ * stor-layout.c (get_mode_bounds): Return a constant suitable for
+ the target mode.
+
+ PR rtl-optimization/14692
+ * loop-unswitch.c (may_unswitch_on): Try folding the result.
+ (unswitch_single_loop): Work correctly when may_unswitch_on
+ returns a folded constant.
+
+ * loop-iv.c (implies_p): Handle A < B ==> A + 1 <= B.
+ * simplify-rtx.c (simplify_const_relational_operation): Optimize
+ comparisons with mode bounds.
+
+ * function.c (struct temp_slot): Add new field prev.
+ (free_after_compilation, init_temp_slots): Free new fields.
+ (cut_slot_from_list, insert_slot_to_list,
+ temp_slots_at_level, max_slot_level, move_slot_to_level,
+ make_slot_available): New functions.
+ (assign_stack_temp_for_type, combine_temp_slots,
+ find_temp_slot_from_address, preserve_temp_slots,
+ preserve_rtl_expr_result, free_temp_slots,
+ free_temps_for_rtl_expr, pop_temp_slots): Work with
+ the new structure of lists.
+ (mark_all_temps_used): Removed.
+ * function.h (struct function): Field x_temp_slots
+ replaced by x_used_temp_slots and x_avail_temp_slots.
+ (temp_slots): Replaced by ...
+ (used_temp_slots, avail_temp_slots): New.
+ * tree.h (mark_all_temps_used): Declaration removed.
+
+ * loop-iv.c (mark_single_set, get_biv_step_1, iv_analyze,
+ simplify_using_assignment): Take the expression out of
+ the expr_list wrapper.
+
+ * loop-iv.c (iv_number_of_iterations): Improve clasification of
+ infinite loops.
+
+2004-05-19 Roger Sayle <roger@eyesopen.com>
+
+ * doc/tm.texi (TARGET_RTX_COSTS): Document that instruction
+ costs should be based on code size when optimizing for size.
+
+2004-05-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * fold-const.c: Remove non-printable character 160.
+
+2004-05-19 Nick Clifton <nickc@redhat.com>
+
+ * doc/invoke.texi (ARM Options): Fix typo.
+ Remove descrption of -mshort-load-bytes and
+ -mno-short-load-bytes.
+
+ * config/ip2k/ip2k.c (ip2k_composite_xexp_not_uses_reg_p): Add
+ missing parenthesis.
+ * config/ip2k/ip2k.c (ip2k_unary_operator): Likewise.
+ * config/ip2k/ip2k.c (ip2k_binary_operator): Likewise.
+
+2004-05-19 Steven Bosscher <stevenb@suse.de>
+
+ * expr.c (store_constructor): Build loop start and end by hand
+ instead of via loop functions from stmt.c.
+ (expand_expr_real_1): Abort if we see an EXIT_EXPR or a LOOP_EXPR.
+ Remove the code to expand them.
+
+ * stmt.c (loop_stack): Remove this and everything related.
+ (struct nesting, enum nesting_desc): Update.
+ (expand_fixup): Likewise.
+ (expand_loop_start, expand_start_loop_continue_elsewhere,
+ expand_start_null_loop, expand_loop_continue_here, expand_end_loop,
+ expand_end_null_loop, expand_continue_loop, expand_exit_loop,
+ expand_exit_loop_if_false, expand_exit_loop_top_cond,
+ expand_exit_something): Remove.
+ * tree.h: Remove prototypes.
+
+2004-05-18 Mike Stump <mrs@apple.com>
+ Devang Patel <dpatel@apple.com>
+
+ * doc/tm.texi (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument to indicate
+ if this label is for eh.
+ * config/darwin-protos.h (darwin_emit_unwind_label): Likewise.
+ * config/darwin.c (darwin_emit_unwind_label): Likewise.
+ * dwarf2out.c (output_call_frame_info): Likewise.
+ * output.h (default_emit_unwind_label): Likewise.
+ * target.h (unwind_label): Likewise.
+ * varasm.c (default_emit_unwind_label): Likewise.
+
+ * config/darwin.h (DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
+ DEBUG_FRAME_SECTION, DEBUG_INFO_SECTION, DEBUG_ABBREV_SECTION,
+ DEBUG_ARANGES_SECTION, DEBUG_MACINFO_SECTION, DEBUG_LINE_SECTION,
+ DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_STR_SECTION,
+ DEBUG_RANGES_SECTION): Define.
+
+2004-05-18 Zack Weinberg <zack@codesourcery.com>
+
+ * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
+ (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
+ (cgraph_varpool_node):
+ Use DECL_UID for the key, not DECL_ASSEMBLER_NAME.
+ (cgraph_function_possibly_inlined_p): Use the decl itself for
+ the key, not DECL_ASSEMBLER_NAME.
+ (change_decl_assembler_name): No need to muck with the hash tables.
+ (cgraph_node_for_identifier, cgraph_varpool_node_for_identifier):
+ Delete.
+ * cgraphunit.c (cgraph_mark_inline_edge): Use the decl itself
+ for the key, not DECL_ASSEMBLER_NAME.
+ * cgraph.h: Remove prototypes of deleted functions.
+ * varasm.c (mark_referenced): Just set TREE_SYMBOL_REFERENCED.
+ (mark_decl_referenced): New function.
+ * tree.h: Prototype mark_decl_referenced.
+ * final.c (output_addr_const) <case SYMBOL_REF>: Call
+ mark_decl_referenced before assemble_name.
+ * c-decl.c (finish_decl): Use mark_decl_referenced.
+
+2004-05-18 Andrew Pinski <pinskia@physics.uc.edu>
+ Jeff Law <law@redhat.com>
+
+ * tree-ssa-phiopt.c (abs_replacement): New function.
+ (empty_block_p): New function extracted from...
+ (candidate_bb_for_phi_optimization): Break out empty block test.
+ (conditional_replacement): Use empty_block_p.
+ (value_replacement): Similarly.
+
+ * Makefile.in (tree-ssa-phiopt.o): Depends on flags.h.
+ * tree-ssa-phiopt.c: Include flags.h.
+ (conditional_replacement): Remove argument names from prototype.
+ Minor formatting and comment fixes.
+ (tree_ssa_phiopt): If conditional_replacement returns false, then
+ call value_replacement.
+ (value_replacement): New function.
+
+2004-05-18 Jeff Law <law@redhat.com>
+
+ * tree-ssa-phiopt.c (replace_phi_with_stmt): New function extracted
+ from conditional_replacement.
+ (candidate_bb_for_phi_optimization): Similarly.
+ (conditional_replacement): Use replace_phi_with_stmt and
+ candidate_bb_for_phi_optimization.
+
+ * tree-ssa-phiopt.c: Fix various formatting issues.
+
+2004-05-18 Steven Bosscher <stevenb@suse.de>
+
+ * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
+ s390_expand_cmpmem): Do not use expand_start_loop and
+ expand_end_loop, instead build the loop manually.
+
+2004-05-18 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (ctrsi_internal3): Delete.
+ (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete.
+
+2004-05-17 Jeff Law <law@redhat.com>
+
+ * toplev.h (flag_delete_null_pointer_checks): Move from here to...
+ * flags.h (flag_delete_null_pointer_checks): Here.
+ * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
+ * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
+ (add_phi_arg, remove_phi_arg_num): Similarly.
+ * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
+ property into PHI nodes.
+ * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
+ (record_equivalences_from_phis): If all PHI arguments are known to be
+ nonzero, then the result must be nonzero as well.
+ (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis.
+ (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
+ appropriately. Walk the USE-DEF chains and propagate nonzero property
+ as appropriate.
+ * tree.h (PHI_ARG_NONZERO): Define.
+ (phi_arg_d): Add nonzero flag.
+
+2004-05-17 Zack Weinberg <zack@codesourcery.com>
+
+ * f: Entire directory removed
+
+ * c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
+ (CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
+ (g77_integer_type_node, g77_uinteger_type_node)
+ (g77_longint_type_node, or g77_ulongint_type_node): Delete.
+ * c-common.c (c_common_nodes_and_builtins): Do not initialize
+ the above set of variables.
+
+ * config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
+ * doc/invoke.texi, doc/standards.texi: Remove cross-references
+ to g77 manual.
+
+2004-05-17 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/15438
+ * tree-ssa-operands.c (get_expr_operands): Do not treat malloc
+ attributed functions as pure or const.
+
+2004-05-17 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
+ from source code with errors.
+
+2004-05-17 Ranjit Mathew <rmathew@hotmail.com>
+
+ Enable tree browser for all front ends.
+ * Makefile.in (cc1): Moved @TREEBROWSER@ from here...
+ (BACKEND): ...to here.
+
+2004-05-17 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (construct_container): Do not produce BLKmode registers.
+ (classify_argument): Properly compute alignment of complex types.
+
+2004-05-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/15084
+ * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
+ and renamed to movdi_insv_1_rex64.
+ (insv): Support SImode for 32bit and DImode for 64bit.
+
+2004-05-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
+ (TARGET_SWITCHES): Remove debugg.
+ * config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
+ TARGET_64BIT.
+ (subdi3): Replace the define_expand with a define_insn, the latter
+ renamed from subdi3_internal_3.
+ (negdi2): Likewise negdi2_internal_2.
+ (adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
+ (ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
+ and associated define_splits.
+ (adddi3_internal): Renamed from adddi3_internal_3.
+ (ashldi3_internal): Likewise ashldi3_internal4.
+ (ashrdi3_internal): Likewise ashrdi3_internal4.
+ (lshrdi3_internal): Likewise lshrdi3_internal4.
+
+2004-05-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * optabs.c (expand_unop): Try implementing negation using subtraction
+ from zero.
+
+2004-05-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md: Fix typo from last change. Remove DFmode move to and from
+ SAR register.
+
+2004-05-16 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/10982
+ * arm.md (ne_zeroextractsi): Convert to insn-and-split.
+ (ne_zeroextractsi_shifted): New pattern.
+ (ite_ne_zeroextractsi): New pattern.
+ (ite_ne_zeroextractsi_shifted): New pattern.
+
+2004-05-15 Steven Bosscher <stevenb@suse.de>
+
+ * c-gimplify.c (c_genericize):
+ Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
+ * c-parse.in <expr_no_commas>: Likewise.
+ <if_prefix>: Likewise.
+ <select_or_iter_stmt>: Likewise.
+ * expr.c (expand_var, expand_expr_real_1): Likewise.
+ * expr.h (expand_expr): Make it a static inline function.
+ Move prototype for expand_expr_real up before this.
+ * fold-const.c (fold_relational_hi_lo, fold_relational_const):
+ Likewise.
+ * gimplify.c (gimple_boolify, gimplify_addr_expr,
+ gimplify_asm_expr, gimplify_expr): Likewise.
+ * tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
+ dump_function_to_file): Likewise.
+ * tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
+ * tree-inline.c (remap_block, save_body, walk_tree): Likewise.
+ * tree-into-ssa.c (dump_tree_ssa): Likewise.
+ * tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
+ Likewise.
+ * tree-optimize.c (execute_one_pass): Likewise.
+ * tree-pretty-print.c (dump_generic_bb_buff): Likewise.
+ * tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.
+
+ * objc/objc-act.c (objc_build_try_enter_fragment,
+ objc_build_try_epilogue, objc_build_catch_stmt,
+ objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
+ with lang_hooks.foo ().
+
+2004-05-15 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so
+ that simplify_builtin doesn't destructively modify its argument.
+
+2004-05-15 Richard Earnshaw <reanrsha@arm.com>
+
+ * arm/lib1funcs.asm (_lshrdi3, _ashrdi3, _ashldi3): Add ASM
+ implementations for ARM and Thumb.
+ * arm/t-arm-elf (LIB1ASMFUNCS): Use them.
+
+2004-05-15 Thomas Quinot <quinot@act-europe.fr>
+
+ * prefix.c (update_path): Replace PREFIX with KEY only
+ when it matches a full directory name in PATH.
+
+2004-05-15 Richard Earnshaw <reanrsha@arm.com>
+
+ * arm.h (TARGET_APCS_32): Delete.
+ (TARGET_MMU_TRAPS): Delete.
+ (TARGET_CPU_CPP_BUILTINS): Unconditionally define __APCS_32__. Never
+ define __APCS_26__.
+ (CPP_SPEC): Remove checking of -mapcs-{26,32}.
+ (ARM_FLAG_APCS_32, ARM_FLAG_MMU_TRAPS): Delete.
+ (TARGET_SWITCHES): Remove alignment_traps and apcs-{26,32} switches.
+ (prog_mode_type): Delete.
+ (PROMOTE_MODE): Always promote unsigned for HImode.
+ (SECONDARY_INPUT_RELOAD_CLASS): Simplify.
+ (MASK_RETURN_ADDR): Simplify.
+ * arm.c (arm_prgmode): Delete.
+ (arm_override_options, arm_gen_rotated_half_load): Simplify.
+ (print_multi_reg, output_return_instruction): Simplify.
+ (arm_output_epilogue, arm_final_prescan_insn): Simplify.
+ (arm_return_addr): Simplify.
+ * arm.md (prog_mode): Delete.
+ (conds): Simplify.
+ (zero_extendhisi2, extendhisi2, movhi, movhi_bytes): Simplify.
+ (rotated_loadsi, movhi_insn_littleend, movhi_insn_bigend): Delete.
+ (loadhi_si_bigend, loadhi_preinc, loadhi_shiftpreinc): Delete.
+ (loadhi_shiftpredec): Delete.
+ (peephole for post-increment on HImode load): Delete.
+ * arm/crtn.asm: (FUNC_END): Simplify.
+ * arm/lib1funcs.asm: Remove APCS-26 return macros.
+ * arm/aof.h, arm/coff.h arm/elf.h arm/linux-elf.h arm/netbsd-elf.h
+ * arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h arm/unknown-elf.h
+ * arm/vxworks.h arm/wince-pe.h: Tidy TARGET_DEFAULTS and
+ MULTILIB_DEFAULTS as required.
+ * arm/t-arm-elf arm/t-linux arm/t-pe arm/t-semi arm/t-wince-pe
+ * arm/t-xscale-coff arm/t-xscale-elf arm/uclinux-elf: Tidy MULTILIB
+ variables as required.
+ * doc/invoke.texi (ARM Options): Remove obsolete flags.
+
+2004-05-15 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
+ UNITS_PER_WORD to calculate gpr size. Re-instate code to set reg
+ count to 8 to handle n_reg > 2.
+
+2004-05-15 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/extend.texi: Update WG14 URL.
+
+2004-05-15 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h (life_analysis, delete_noop_moves):
+ Update prototypes.
+ * bt-load.c (branch_target_load_optimize): Don't take the
+ insns stream as an argument. Update the life_analysis calls.
+ * combine.c (combine_instructions): Update delete_noop_moves
+ calls.
+ * flow.c (notice_stack_pointer_modification): Don't take the
+ insns stream as an argument. Work on the flow graph.
+ (life_analysis): Likewise.
+ (delete_noop_moves): Likewise.
+ * passes.c (rest_of_handle_stack_regs): Update reg_to_stack call.
+ (rest_of_handle_life): Update life_analysis call.
+ (rest_of_compilation): Likewise, and also update
+ branch_target_load_optimize call.
+ * ra.c (reg_alloc): Update life_analysis call.
+ * reg-stack.c (reg_to_stack): Likewise. Also, don't take
+ the insns stream as an argument.
+ * regrename.c (copyprop_hardreg_forward): Update delete_noop_moves
+ call.
+ * rtl.c (branch_target_load_optimize, reg_to_stack): Update
+ prototypes.
+ * value-profile.c (branch_prob): Update life_analysis call.
+ * web.c (web_main): Work on the CFG, not on the insns stream.
+
+ * config/ip2k/ip2k.c (ip2k_reorg): Update life_analysis calls.
+ * config/m68hc11/m68hc11.c (m68hc11_reorg): Likewise.
+ * config/sh/sh.c (sh_output_mi_thunk): Likewise.
+
+2004-05-15 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/15444
+ * c-format.c (avoid_dollar_number): New function.
+ (check_format_info_main): Call avoid_dollar_number when operand
+ numbers might occur but has_operand_number == 0.
+
+2004-05-14 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (all peephole2 patterns): Use predicates that validate
+ register classes as appropriate.
+
+2004-05-14 Steven Bosscher <stevenb@suse.de>
+
+ PR opt/14472
+ * tree-tailcall.c (process_assignment): Use STRIP_NOPS to
+ ignore type conversions that do not inhibit tail calling.
+ (find_tail_calls): Likewise.
+
+2004-05-14 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't even
+ bother marking bypassed virtuals for out-of-ssa. Instead merge
+ bypassed virtuals into vars_to_rename just before into-ssa pass.
+
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Reorganize
+ so that it picks up more opportunities to eliminate ABS expressions
+ or turn them into negations.
+
+2004-05-14 Steven Bosscher <stevenb@suse.de>
+
+ * passes.c (rest_of_handle_null_pointer): Remove.
+ (rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
+ (rest_of_compilation): Likewise.
+ * rtl.h (delete_null_pointer_checks): Remove prototype.
+ * gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
+ Remove declarations.
+ (get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
+ compute_kill_rd, compute_rd, alloc_avail_expr_mem,
+ free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
+ expr_reaches_here_p, computing_insn, def_reaches_here_p,
+ can_disregard_other_sets, handle_avail_expr, classic_gcse,
+ one_classic_gcse_pass, invalidate_nonnull_info,
+ delete_null_pointer_checks_1, delete_null_pointer_checks,
+ expr_reached_here_p_work): Remove.
+ (gcse_main): Do not perform classic GCSE when optimizing for size.
+ (alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
+ are never used.
+
+2004-05-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR optimization/14466
+ * tree-complex.c (make_temp): Remove.
+ (gimplify_val): Replace make_temp with make_rename_temp
+ and add NULL as the second argument.
+ (expand_complex_div_wide): Likewise.
+ * tree-dfa.c (make_rename_temp): New function.
+ * tree-flow.h (make_rename_temp): Declare.
+ * tree-sra.c (make_temp): Remove.
+ (lookup_scalar): Replace make_temp with make_rename_temp.
+ (create_scalar_copies): Likewise.
+ * tree-ssa-phiopt.c (conditional_replacement): When we
+ get non gimple create a temporary variable to hold the
+ casted expression.
+
+2004-05-14 Paul Brook <paul@codesourcery.com>
+
+ * stor-layout.c (update_alignment_for_field): Use
+ targetm.align_anon_bitfield.
+ * target-def.h (TARGET_ALIGN_ANON_BITFIELD): Define.
+ (TARGET_INITIALIZER): Use it.
+ * target.h (struct gcc_target): Add align_anon_bitfield.
+ * config/arm/arm.c (arm_align_anon_bitfield): New function.
+ (TARGET_ALIGN_ANON_BITFIELD): Define.
+ * doc/tm.texi: Document TARGET_ALIGN_ANON_BITFIELD.
+
+2004-05-13 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.def (documentation): Remove mention of class 'b'.
+ (BLOCK): Now in class 'x'.
+ * c-common.c (verify_tree): Remove case 'b'.
+ * c-typeck.c (same_translation_unit_p): Change 'b' to 'x'.
+ * calls.c (calls_function_1): Control cannot get past the switch
+ when exp is a BLOCK.
+ * print-tree.c (print_node): Move code for class 'b' to the class
+ 'c'/'x' switch, as case BLOCK.
+ * tree.c (tree_size, make_node_stat, tree_node_structure): Likewise.
+ (unsafe_for_reeval, substitute_placeholder_in_expr)
+ (stabilize_reference_1): Remove case 'b'.
+ * tree-browser.c (browse_tree): Change all tests for TREE_CODE_CLASS
+ of something being 'b' to tests for TREE_CODE of something being
+ BLOCK.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+
+2004-05-13 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-gimple.c: Rename from tree-simple.c.
+ * tree-gimple.h: Rename from tree-simple.h.
+ * c-gimplify.c: Rename from c-simplify.c
+ * Makefile.in, c-decl.c, gimple-low.c, gimplify.c,
+ langhooks.c, tree-alias-ander.c, tree-alias-common.c,
+ tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c,
+ tree-into-ssa.c, tree-iterator.c, tree-mudflap.c,
+ tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c,
+ tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c,
+ tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c:
+ Update.
+
+2004-05-14 Ranjit Mathew <rmathew@hotmail.com>
+
+ * doc/sourcebuild.texi: Mention libbanshee and libmudflap.
+
2004-05-13 Andrew Pinski <pinskia@physics.uc.edu>
* tree-ssa.c (delete_tree_ssa): XFREE
2004-05-13 Jeff Law <law@redhat.com>
+ * tree-ssa-live.c (calculate_live_on_entry): Ignore virtual
+ variables. Simplify slightly by using USE_OP/DEF_OP instead
+ of USE_OP_PTR/DEF_OP_PTR and dereferencing the result.
+
* tree-into-ssa.c (compute_global_livein): Use EXECUTE_IF_SET_IN_BITMAP
rather than iterating through the blocks testing each bit in
livein to initialize the worklist.
* simplify-rtx.c (simplify_rtx): Do not handle
CONSTANT_P_RTX.
* stmt.c (parse_output_constraint): Don't warn for read-write
- memory operand.
+ memory operand.
(tail_recursion_args): Use types_compatible_p langhook.
(force_label_rtx): Don't look at inline_function_decl.
(label_rtx): Set LABEL_PRESERVE_P appropriately.
2004-05-12 Paolo Bonzini <bonzini@gnu.org>
Replace several arrays with a struct of arrays.
- * combine.c (struct reg_stat): New.
- (init_reg_last_arrays): Renamed to...
- (init_reg_last): ...this. Callers adjusted.
- (reg_stat): New.
- (combine_instructions): Allocate it and use it.
- (reg_last_death, reg_last_set, reg_last_set_value,
- reg_last_set_label, reg_last_set_table_tick,
- reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
- reg_last_set_mode, reg_last_set_nonzero_bits,
- reg_last_set_sign_bit_copies): Replace throughout
- with items of reg_stat.
+ * combine.c (struct reg_stat): New.
+ (init_reg_last_arrays): Renamed to...
+ (init_reg_last): ...this. Callers adjusted.
+ (reg_stat): New.
+ (combine_instructions): Allocate it and use it.
+ (reg_last_death, reg_last_set, reg_last_set_value,
+ reg_last_set_label, reg_last_set_table_tick,
+ reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
+ reg_last_set_mode, reg_last_set_nonzero_bits,
+ reg_last_set_sign_bit_copies): Replace throughout
+ with items of reg_stat.
2004-05-11 Kaz Kojima <kkojima@gcc.gnu.org>
2004-03-24 David Edelsohn <edelsohn@gnu.org>
- * doc/invoke.texi (-frename-registers: Add enabled at -O3.
+ * doc/invoke.texi (-frename-registers): Add enabled at -O3.
(-fprofile-values): Add enabled with profile-{generate,use}.
(-fvpt): Same.
(-ftracer): Add enabled with profile-use.
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