2010-01-11 Joseph Myers Shujing Zhao PR translation/42469 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=, fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab character between option name and help text. * c.opt (imultilib): Likewise. 2010-01-10 Rafael Avila de Espindola * lto-streamer-out.c (output_unreferenced_globals): Output static variables. 2010-01-10 Steven Bosscher PR rtl-optimization/42621 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not optimizing for size. (duplicate_computed_gotos): Remove now-redundant check. 2010-01-10 Steve Ellcey PR target/37454 * configure.ac: Save and restore LDFLAGS and LIBS * configure: Regenerate. 2010-01-10 Richard Guenther PR middle-end/42667 * builtins.c (fold_builtin_strlen): Add type argument and convert the resulting length to it. (fold_builtin_1): Adjust. 2010-01-09 Jakub Jelinek * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by 1 insn. (num_insns_constant_wide): Adjust for that change. 2010-01-09 Alexandre Oliva PR debug/42631 * web.c (union_defs): Add used argument, to combine uses of uninitialized regs. (entry_register): Adjust type and tests of used argument. (web_main): Widen used for new use. Pass it to union_defs. * df.h (union_defs): Adjust prototype. 2010-01-09 Alexandre Oliva PR debug/42630 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug uses in new incoming argument. Free body. (reset_debug_uses_in_loop): New. (analyze_insn_to_expand_var): Call the latter if the former found anything. Fix whitespace. Reject invalid dest overlaps before going through all insns in the loop. 2010-01-09 Alexandre Oliva PR debug/42629 * haifa-sched.c (dying_use_p): Debug insns don't count. 2010-01-09 Alexandre Oliva PR middle-end/42363 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls. * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice. (verify_gimple_call): Reject LHS in noreturn calls. 2010-01-09 Alexandre Oliva PR debug/42604 PR debug/42395 * tree-vect-loop-manip.c (adjust_info): New type. (adjust_vec): New pointer to vector. (adjust_debug_stmts_now, adjust_vec_debug_stmts): New. (adjust_debug_stmts, adjust_phi_and_debug_stmts): New. (slpeel_update_phis_for_duplicate_loop): Use them. (slpeel_update_phi_nodes_for_guard1): Likewise. (slpeel_update_phi_nodes_for_guard2): Likewise. (slpeel_tree_peel_loop_to_edge): Likewise. (vect_update_ivs_after_vectorizer): Likewise. 2010-01-09 Alexandre Oliva * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren. (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise. 2010-01-09 Alexandre Oliva * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence bogus uninitialized warning. 2010-01-09 Richard Guenther PR middle-end/42512 * tree-scalar-evolution.c (interpret_loop_phi): Make sure the evolution is compatible with the initial condition. 2010-01-09 Jakub Jelinek * gcc.c (process_command): Update copyright notice dates. * gcov.c (print_version): Likewise. * gcov-dump.c (print_version): Likewise. * mips-tfile.c (main): Likewise. * mips-tdump.c (main): Likewise. 2010-01-08 Andy Hutchinson PR target/41885 * avr.md (rotlqi3): Add CONST_INT_P check. (rotlhi3): Delete. (rotlhi3_8): Delete. (rotlsi3): Delete. (rotlsi3_8): Delete. (rotlsi3_16): Delete. (rotlsi3_24): Delete. (rotl3): New. (*rotw3): New. (*rotb3): New. * avr.c (avr_rotate_bytes): New function. * avr-proto.h (avr_rotate_bytes): New function. 2010-01-08 Steve Ellcey PR target/37454 * configure.ac: Modify -rdynamic check. * configure: Regenerate. 2010-01-08 DJ Delorie * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler register popping order. 2010-01-08 Richard Guenther PR lto/42528 * c.opt (fsigned-char): Also let LTO handle this option. (funsigned-char): Likewise. 2010-01-07 Richard Guenther * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING. (gimple_op): Likewise. (gimple_op_ptr): Likewise. (gimple_assign_set_lhs): Remove gcc_assert. (gimple_assign_set_rhs1): Likewise. (gimple_assign_set_rhs2): Likewise. (gimple_call_set_lhs): Likewise. (gimple_call_set_fn): Likewise. (gimple_call_set_fndecl): Likewise. (gimple_call_fndecl): Likewise. (gimple_call_return_type): Likewise. (gimple_call_set_chain): Likewise. (gimple_call_num_args): Likewise. (gimple_call_set_arg): Likewise. (gimple_cond_set_code): Likewise. (gimple_cond_set_lhs): Likewise. (gimple_cond_set_rhs): Likewise. (gimple_cond_set_true_label): Likewise. (gimple_cond_set_false_label): Likewise. (gimple_label_set_label): Likewise. (gimple_goto_set_dest): Likewise. (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING. (gimple_debug_bind_get_value): Likewise. (gimple_debug_bind_get_value_ptr): Likewise. (gimple_debug_bind_set_var): Likewise. (gimple_debug_bind_set_value): Likewise. (gimple_debug_bind_reset_value): Likewise. (gimple_debug_bind_has_value_p): Likewise. (gimple_return_retval_ptr): Remove gcc_assert. (gimple_return_retval): Likewise. (gimple_return_set_retval): Likewise. * tree-flow.h (struct gimple_df): Remove nonlocal_all member. (safe_referenced_var_iterator): Remove. (FOR_EACH_REFERENCED_VAR_SAFE): Likewise. * tree-flow-inline.h (gimple_nonlocal_all): Remove. (fill_referenced_var_vec): Remove. (first_readonly_imm_use): Remove redundant gcc_assert. (phi_arg_index_from_use): Combine gcc_asserts. (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING. (first_imm_use_stmt): Remove redundant gcc_assert. * tree-cfg.c (verify_gimple_call): Verify function and chain operands. Verify arguments. (verify_types_in_gimple_stmt): Verify condition code and labels. 2010-01-07 Richard Guenther PR tree-optimization/42641 * sese.c (rename_map_elt_info): Use the SSA name version, do not hash pointers. 2010-01-07 Jakub Jelinek PR tree-optimization/42625 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*, TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases. 2010-01-07 Duncan Sands * Makefile.in (PLUGIN_HEADERS): Add version.h. 2010-01-07 Uros Bizjak PR target/42511 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when note itself is not function_invariant_p. 2009-01-07 Steven Bosscher * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist): Do not add the DF_NOTE problem. * store-motion.c (execute_rtl_store_motion): Likewise. 2010-01-07 Martin Jambor PR tree-optimization/42157 * tree-sra.c (compare_access_positions): Stabilize sort if both accesses have integer types, return zero immediately if they are the same. 2010-01-06 Richard Henderson PR middle-end/41883 * haifa-sched.c (add_to_note_list): Merge into ... (concat_note_lists): ... here, and ... (unlink_other_notes, rm_other_notes): Merge into... (remove_notes): ... here. Create REG_SAVE_NOTEs for NOTE_INSN_EPILOGUE_BEG. 2010-01-06 Richard Guenther * ipa-inline.c (cgraph_decide_inlining_incrementally): Do not inline regular functions into always-inline functions. 2010-01-06 Nick Clifton * config/rx/rx.h (enum rx_cpu_type): Add RX200. (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are used together. (OVERRIDE_OPTIONS): Delete. (OPTIMIZATION_OPTIONS): Define. (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option. * config/rx/rx.c (rx_handle_option): Issue an error message if -mcpu=rx200 and -fpu are used together. (rx_set_optimization_options): New function. Issue an error message if an optimization attribute attempts to reset the FPU/ math optimization pairing. * config/rx/rx-protos.h (rx_set_optimization_options): Prototype. * config/rx/rx.opt: Set the default to 32-bit doubles. * config/rx/t-rx: Add multilibs for -nofpu option. * doc/invoke.texi: Update documentation of RX options. 2010-01-06 Richard Guenther * tree-ssa-pre.c (name_to_id): New global. (alloc_expression_id): Simplify SSA name handling. (lookup_expression_id): Likewise. (init_pre): Zero name_to_id. (fini_pre): Free it. 2010-01-06 Uros Bizjak * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM. 2010-01-05 H.J. Lu PR target/42542 * config/i386/sse.md (smaxv2di3): New. (umaxv2di3): Likewise. (sminv2di3): Likewise. (uminv2di3): Likewise. 2010-01-05 Eric Botcazou PR target/42564 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete. * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise. (legitimize_tls_address): Likewise. (sparc_tls_referenced_p): Likewise. * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address and adjust calls to legitimize_pic_address. (legitimate_constant_p) Use sparc_tls_referenced_p. (legitimate_pic_operand_p): Likewise. (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P. (sparc_tls_symbol_ref_1): Delete. (sparc_tls_referenced_p): Make static, recognize specific patterns. (legitimize_tls_address): Make static, handle CONST patterns. (legitimize_pic_address): Make static, remove unused parameter and adjust recursive calls. (sparc_legitimize_address): Make static, use sparc_tls_referenced_p and adjust call to legitimize_pic_address. (sparc_output_mi_thunk): Likewise. 2010-01-05 Paolo Bonzini H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both operands to make them signed. Revert: 2010-01-04 H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert GTU to GT for V4SI and V2DI. * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP. (umin3): Removed. (uminv8hi3): New. (uminv4si3): Likewise. 2010-01-05 Martin Jambor PR tree-optimization/42462 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of current_function_decl to helper functions and macros. 2010-01-05 Rainer Orth PR bootstrap/41771 * flags.h: Don't include real.h. (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): Move ... * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here. * dominance.c: Update copyright. * gimple.c (walk_gimple_op): Remove inline. * tree-ssa-reassoc.c: Include real.h. * Makefile.in (FLAGS_H): Remove $(REAL_H). (tree-ssa-reassoc.o): Depend on $(REAL_H). 2010-01-05 Nick Clifton * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second register to push into the stack frame when the accumulator has to be saved during interrupts. 2010-01-05 Eric Fisher * doc/invoke.texi: Remove the documentation about option -Wunreachable-code. * common.opt (Wunreachable-code): Preserved for backward compatibility. * tree-cfg.c: Remove the implementation of -Wunreachable-code. * opts.c (common_handle_option): Add OPT_Wunreachable_code to the backward compatibility flag section. 2010-01-05 Richard Guenther * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize. 2010-01-05 Jakub Jelinek PR other/42611 * cfgexpand.c (expand_one_var): Diagnose too large variables. PR tree-optimization/42508 * tree-sra.c (convert_callers): Check for recursive call by comparing cgraph nodes instead of decls. (modify_function): Call ipa_modify_formal_parameters also on all same_body aliases. * cgraphunit.c (cgraph_materialize_all_clones): Compare cgraph nodes when checking for same_body aliases. 2010-01-05 Richard Guenther * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant allocation and lookup. (get_or_alloc_expr_for_constant): Likewise. (phi_translate): Sink allocation. 2010-01-04 Richard Guenther * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate a new entry only if needed. * tree-ssa-dom.c (lookup_avail_expr): Likewise. * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one hashtable lookup. * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate the result array. (phi_translate): Handle CONSTANTs early. 2010-01-04 Martin Jambor PR tree-optimization/42398 * tree-sra.c (struct access): Removed flag grp_different_types. (dump_access): Do not dump the removed flag. (sort_and_splice_var_accesses): Do not set the removed flag. (sra_modify_expr): Check for type compatibility directly. 2010-01-04 Martin Jambor PR tree-optimization/42366 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on edges with variable number of parameters. * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done flag instead of asserting it. (ipa_read_node_info): Read uses_analysis_done flag. 2010-01-04 Richard Guenther * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use iterative_hash_* as intended. (vn_reference_compute_hash): Likewise. Simplify hashing SSA names. (vn_reference_lookup_2): Likewise. (vn_nary_op_compute_hash): Likewise. (vn_phi_compute_hash): Likewise. (expressions_equal_p): Remove strange code. * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable (). (pre_expr_hash): Likewise. Simplify hashing SSA names. (bitmap_insert_into_set_1): Take value-id as parameter. (add_to_value): Pass it. (bitmap_insert_into_set): Likewise. (bitmap_value_insert_into_set): Likewise. Remove redundant check. 2010-01-04 Jakub Jelinek PR driver/42442 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define. (do_self_spec): For switches with SWITCH_IGNORE set set also SWITCH_IGNORE_PERMANENTLY. (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead of SWITCH_IGNORE. 2010-01-04 Rafael Avila de Espindola * lto-streamer-out.c (output_unreferenced_globals): Output the full tree of an unreferenced global var. 2010-01-04 H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert GTU to GT for V4SI and V2DI. * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP. (umin3): Removed. (uminv8hi3): New. (uminv4si3): Likewise. 2010-01-04 H.J. Lu PR lto/42581 * collect2.c (main): Turn on trace in collect2 if -v is passed to gcc with LTO. 2010-01-03 Jerry Quinn * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update description of expression operand. 2010-01-03 Andrew Jenner * configure.ac: Add install-html to target_list for Make-hooks. * configure: Regenerate. * fortran/Make-lang.in (F95_HTMLFILES): New. (fortran.html): Use it. (fortran.install-html): New. * Makefile.in (install-html): Add lang.install-html. * java/Make-lang.in (JAVA_HTMLFILES): New. (java.html): Use it. (java.install-html): New. * objc/Make-lang.in (objc.install-html): New. * objcp/Make-lang.in (obj-c++.install-html): New. * cp/Make-lang.in (c++.install-html): New. * ada/gcc-interface/Make-lang.in (ada.install-html): New. * lto/Make-lang.in (lto.install-html): New. 2010-01-03 H.J. Lu PR lto/42520 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt. 2009-01-03 Steven Bosscher PR rtl-optimization/41862 * store-motion.c (store_killed_in_insn, compute_store_table, remove_reachable_equiv_notes, replace_store_insn, build_store_vectors): Ignore all DEBUG_INSNs. 2010-01-03 H.J. Lu PR lto/41564 * common.opt: Add dumpdir. * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase isn't specified. (option_map): Add --dumpdir. * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir. * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o. * opts.c (decode_options): Try dump_dir_name first if dump_base_name isn't an absolute path. (common_handle_option): Handle OPT_dumpdir. * toplev.c (dump_dir_name): New. (print_switch_values): Also ignore -dumpdir. * toplev.h (dump_dir_name): New. 2010-01-03 Richard Guenther PR tree-optimization/42589 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow double-word expansion of bswap32. 2010-01-03 Steven Bosscher * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM with BLOCK_FOR_INSN. * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise. * ifcvt.c (noce_get_alt_condition, noce_try_abs, noce_process_if_block): Likewise. * gcse.c (compute_local_properties, insert_expr_in_table, insert_set_in_table, canon_list_insert, find_avail_set, pre_insert_copy_insn): Likewise. * basic-block.h (BLOCK_NUM): Move from here... * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler. 2010-01-03 Richard Guenther PR tree-optimization/42438 * tree-ssa-pre.c (struct bb_bitmap_sets): Add contains_may_not_return_call flag. (BB_MAY_NOTRETURN): New. (valid_in_sets): Trapping nary operations are not valid in blocks that may not return. (insert_into_preds_of_block): Remove check for trapping expressions. (compute_avail): Compute also BB_MAY_NOTRETURN. 2010-01-03 Gerald Pfeifer * doc/invoke.texi: Add 2010 to copyright years. 2010-01-03 Eric Botcazou * config/sparc/sparc.c: Fix formatting nits. 2010-01-02 Gerald Pfeifer Alexander Monakov * doc/invoke.texi (Optimize Options): Reword introduction a bit. 2010-01-02 Richard Guenther PR middle-end/42577 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks. (simplify_switch_using_ranges): Mark to be removed edges as non-executable. 2010-01-02 John David Anglin * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two. * collect2.c (scan_libraries): Add missing argument in call to scan_prog_file. 2010-01-02 Uros Bizjak PR target/42448 * config/alpha/predicates.md (aligned_memory_operand): Return false for CQImode. (unaligned_memory_operand): Return true for CQImode. * config/alpha/alpha.c (get_aligned_mem): Assert that location doesn not cross aligned SImode word boundary. 2010-01-02 Anatoly Sokolov * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_): Remove. * config/avr/avr-protos.h (avr_init_once, avr_optimization_options, avr_change_section, avr_reg_class_from_letter) : Remove declaration. 2010-01-02 Richard Guenther PR lto/41597 * toplev.c (compile_file): Emit LTO marker properly. Change it to __gnu_lto_v1. * collect2.c (scan_prog_file): Adjust for changed LTO marker. 2010-01-01 Richard Guenther PR debug/42455 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order. 2010-01-01 Richard Guenther PR c/42570 * c-decl.c (grokdeclarator): For zero-size arrays force structural equality checks as layout_type does. 2010-01-01 H.J. Lu * builtins.c: Update copyright to 2010. 2010-01-01 H.J. Lu PR lto/42531 * lto-streamer-out.c (produce_asm): Revert the last change. (copy_function): Likewise. * lto-streamer.c (lto_get_section_name): Skip any leading asterisk in name. 2010-01-01 Richard Guenther PR middle-end/42559 * builtins.c (get_object_alignment): Do not use DECL_ALIGN for LABEL_DECLs. Copyright (C) 2010 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.