X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2FChangeLog;h=74c2c327cf87f083312624b53cfd0c4da88645cd;hp=e78624faf63848933a015dadf57054e14e61ed30;hb=5f88000620a8abba96ede92575ab72ab30076f07;hpb=9be1353919ef0b9c7319e44fb1e80aad908b3fea diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e78624faf63..74c2c327cf8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,806 @@ +2010-04-09 Uros Bizjak + + PR target/43707 + PR target/43709 + * config/i386/i386.md (*ashl3_doubleword): Split to insn + and splitter pattern. Change splitter operand 1 predicate to + nonmemory_operand. + +2010-04-09 Martin Jambor + + * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two + lattices are addresses of CONST_DECLs with the same initial value. + (ipcp_print_all_lattices): Print values of CONST_DECLs. + * ipa-prop.c (ipa_print_node_jump_functions): Likewise. + +2010-04-09 Eric Botcazou + Bernd Schmidt + + * loop-invariant.c (replace_uses): New static function. + (move_invariant_reg): Use it to ensure we can replace the uses. + +2010-04-09 Hariharan Sandanagobalane + + * config/picochip/picochip.c (picochip_rtx_costs): Use correct function + template. + (picochip_override_options): Enable section anchors only above -O1. + (picochip_reorg): Fixed a couple of build warnings. + +2010-04-09 Rainer Orth + + * configure.ac (plugin -rdynamic test): Log result. + * configure: Regenerate. + * config/sol2.h (LINK_SPEC): Handle -rdynamic. + (RDYNAMIC_SPEC): Define. + * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine. + +2010-04-09 Rainer Orth + + * configure.ac: Determine Sun ld version numbers. + (comdat_group): Restrict GNU ld version checks to gld. + (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688. + (enable_comdat): Support --enable-comdat. + * configure: Regenerate. + * doc/install.texi (Configuration): Document --enable-comdat. + +2010-04-09 Rainer Orth + + * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ... + * config/sol2-gld.h: ... here. + * config.gcc (sparc*-*-solaris2*): Reflect this. + (i[34567]86-*-solaris2*): Use it. + +2010-04-09 Steve Ellcey + + * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable + setup_clocks_p. + (final_emit_insn_group_barriers): Remove unused variable prev_insn. + +2010-04-09 Manuel López-Ibáñez + + PR 42965 + * diagnostic.c (diagnostic_initialize): Initialize + some_warnings_are_errors. + (diagnostic_finish): New. + (diagnostic_action_after_output): Call it before exiting. + (diagnostic_report_diagnostic): Do not print message here. Set + some_warnings_are_errors. + * diagnostic.h (diagnostic_context): Delete + issue_warnings_are_errors_message. Add some_warnings_are_errors. + (diagnostic_finish): Declare. + * toplev.c (toplev_main): Call it before exit. + +2010-04-09 Jason Merrill + + PR c++/42623 + * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node + for incomplete type. + + PR c++/41788 + * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED + based on a warning flag. + +2010-04-09 Richard Guenther + + * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS. + +2010-04-09 Iain Sandoe + + PR bootstrap/43684 + * varasm.c (default_assemble_visibility): Wrap vars that are + set, but unused, by targets without GAS. + * config/rs6000/rs6000.c: (paired_emit_vector_compare): + Remove set, but unused, vars. + (rs6000_legitimize_tls_address): Likewise. + (altivec_expand_dst_builtin): Likewise. + * config/darwin.c (machopic_classify_symbol): Likewise. + (machopic_indirection_name): Likewise. + +2010-04-09 Uros Bizjak + + * config/i386/i386.md (DWI): New mode iterator. + (S): New mode attribute. + (shift_operand): Ditto. + (shift_immediate_operand): Ditto. + (ashl_input_operand): Ditto. + (ashl3): Macroize expander from ashl{qi,hi,si,di,ti}3_1 + using SDWIM mode iterator. + (*ashl3_doubleword): New insn_and_split_pattern. Macroize + pattern from *ashl{di,ti}3_1 and corresponding splitters using + DWI mode iterator. + (*ashl3_doubleword peephole2): Macroize peephole2 pattern + from corresponding peephole2 patterns. + (x86_shift_adj_1): Macroize expander from x86_shift_adj_1 + and x86_64_shift_adj_1 using SWI48 mode iterator. + (x86_shift_adj_2): Ditto. + (*ashldi3_1_rex64): Split TYPE_LEA pattern. + (*ashl3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64 + using SWI48 mode iterator. + (*ashl3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and + *ashldi3_cmp_rex64 using SWI mode iterator. + (*ashl3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and + *ashldi3_cconly_rex64 using SWI mode iterator. + * config/i386/i386.c (ix86_split_ashl): Update for renamed + x86_shift_adj_{1,2}. + (ix86_split_ashr): Ditto. + (ix86_split_lshr): Ditto. + +2010-04-09 Richard Guenther + + * target.h (builtin_conversion): Pass in input and output types. + * targhooks.c (default_builtin_vectorized_conversion): Adjust. + * targhooks.h (default_builtin_vectorized_conversion): Likewise. + * tree-vect-stmts.c (vectorizable_conversion): Adjust. + * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust. + + * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust. + Handle AVX modes. + * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust. + +2010-04-09 Richard Guenther + + PR target/43152 + * config/i386/sse.md (vcond): Handle AVX modes as well. + +2010-04-09 Richard Guenther + + * tree-vectorizer.h (struct _stmt_vec_info): Document + that vectype is the type of the LHS. + (supportable_widening_operation, supportable_narrowing_operation): + Get both input and output vector types as arguments. + (vect_is_simple_use_1): Declare. + (get_same_sized_vectype): Likewise. + * tree-vect-loop.c (vect_determine_vectorization_factor): + Set STMT_VINFO_VECTYPE to the vector type of the def. + (vectorizable_reduction): Adjust. + * tree-vect-patterns.c (vect_recog_widen_mult_pattern): + Adjust. Specify the output vector type. + (vect_pattern_recog_1): Adjust. + * tree-vect-stmts.c (get_same_sized_vectype): New function. + (vectorizable_call): Adjust. + (vectorizable_conversion): Likewise. + (vectorizable_operation): Likewise. + (vectorizable_type_demotion): Likewise. + (vectorizable_type_promotion): Likewise. + (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of + the def. + (vect_is_simple_use_1): New function. + (supportable_widening_operation): Get both input and output + vector types. + (supportable_narrowing_operation): Likewise. + * tree-vect-slp.c (vect_schedule_slp_instance): Adjust. + +2010-04-09 Kai Tietz + + * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add + __thiscall and _thiscall as predefined macros. + * config/i386/i386.c (ix86_handle_cconv_attribute): Add + thiscall attribute handling. + (ix86_comp_type_attributes): Likewise. + (ix86_function_regparm): Likewise. + (ix86_return_pops_args): Likewise. + (init_cumulative_args): Likewise. + (find_drap_reg): Likewise. + (ix86_static_chain): Likewise. + (x86_this_parameter): Likewise. + (x86_output_mi_thunk): Likewise. + (ix86_attribute_table): Add description for thiscall attribute. + * config/i386/i386.h (ix86_args): Adjust comment for member fastcall. + * doc/extend.texi: Add documentation for thiscall. + +2010-04-09 Manuel López-Ibáñez + + PR c++/28584 + * c.opt (Wint-to-pointer-cast): Available in C++. + * doc/invoke.texi (Wint-to-pointer-cast): Available in C++. + +2010-04-08 Eric Botcazou + + * tree.h (TREE_ADDRESSABLE): Document its effect for function types. + * calls.c (expand_call): Pass the function type to aggregate_value_p. + * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on + the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the + function type instead. Reorder and simplify checks. + + * gimplify.c (gimplify_modify_expr_rhs) : New case. + +2010-04-08 Jing Yu + Zdenek Dvorak + + PR tree-optimization/42720 + * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time + loop unswitch conditions here from ... + (tree_unswitch_single_loop): ... here. + +2010-04-08 Sebastian Pop + + * tree-if-conv.c: Fix comments and simplify logic. + +2010-04-08 Sebastian Pop + + * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter. + (tree_if_conversion): Same. Update call to if_convertible_loop_p. + (main_tree_if_conversion): Update call to tree_if_conversion. + +2010-04-08 Manuel López-Ibáñez + + PR 42485 + * doc/invoke.texi (-b,-V): Delete. + * doc/tm.texi: Do not mention -b. + * gcc.c (display_help): Delete -b and -V. + (process_command): Delete -b and -V. + * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V. + +2010-04-08 Christian Borntraeger + Wolfgang Gellerich + + Implement target hook for loop unrolling + * target.h (loop_unroll_adjust): Add a new target hook function. + * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise. + * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it. + * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it. + (s390_loop_unroll_adjust): Implement the new target hook for s390. + * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll + target hook. + (decide_unroll_stupid): Likewise. + +2010-04-08 Rainer Orth + + PR target/43643 + * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx. + +2010-04-08 Rainer Orth + + * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar. + (Specific, *-*-solaris2*): Likewise. + Don't prefer Sun as over GNU as. + +2010-04-08 Wolfgang Gellerich + + * config/s390/s390.c (override_options): Adjust the z10 + defaults for max-unroll-times, max-completely-peeled-insns + and max-completely-peel-times. + +2010-04-08 Andreas Krebbel + + * config/s390/s390.c (s390_expand_movmem): Issue prefetch + instructions for z10. + (s390_expand_setmem): Likewise. + (s390_expand_cmpmem): Likewise. + +2010-04-08 Richard Guenther + + PR tree-optimization/43679 + * tree-ssa-pre.c (eliminate): Only propagate copies. + +2010-04-08 Jakub Jelinek + + PR bootstrap/43681 + * expr.c (block_move_libcall_safe_for_call_parm): Avoid + set but not used variable warning. + +2010-04-08 Wei Guozhi + + PR target/41653 + * config/arm/arm.c (thumb1_size_rtx_costs): New function. + (arm_size_rtx_costs): Call the new function when optimized for size. + +2010-04-08 Jakub Jelinek + + PR debug/43670 + * cfgexpand.c (expand_debug_expr): If for non-NULL offset + op0 is not a MEM, just return NULL instead of assertion + failure. + (discover_nonconstant_array_refs): Don't walk debug stmts. + +2010-04-08 Doug Kwan + + * configure.ac: Recognize gold and do not use its version number + to test ld features. + * configure: Regenerate. + +2010-04-08 Maxim Kuvyrkov + + PR middle-end/40815 + * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates. + (negate_value): Move code to push elements to broken_up_substracts ... + (eliminate_plus_minus_pair): ... here. Push operands that have no + negative pair to plus_negates. + (repropagate_negates, init_reassoc, fini_reassoc): Update. + +2010-04-07 Ralf Wildenhues + + * doc/install.texi (Configuration): Move description of + --enable-lto, --with-libelf*, --enable-gold from Java section to + general section. + + * doc/generic.texi (Working with declarations) + (Function Properties, C and C++ Trees): Fix typos. + * doc/sourcebuild.texi (Top Level): Likewise. + +2010-04-07 Jakub Jelinek + + PR c/18624 + * tree.h (DECL_READ_P): Define. + (struct tree_decl_common): Add decl_read_flag. + * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue + a set but not used warning. + (merge_decls): Merge DECL_READ_P flag. + (finish_decl, build_compound_literal): Set DECL_READ_P flag. + (finish_function): Issue -Wunused-but-set-parameter diagnostics. + * c-common.c (handle_used_attribute, handle_unused_attribute): + Likewise. + * c-tree.h (default_function_array_read_conversion, mark_exp_read): + New prototypes. + * c-typeck.c (default_function_array_read_conversion, mark_exp_read): + New functions. + (default_conversion, c_process_expr_stmt): Call mark_exp_read. + * c-parser.c (c_parser_initializer, c_parser_expr_no_commas, + c_parser_binary_expression, c_parser_cast_expression, + c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop): + Call default_function_array_read_conversion instead of + default_function_array_conversion where needed. + (c_parser_unary_expression, c_parser_conditional_expression, + c_parser_postfix_expression_after_primary, c_parser_initelt): + Likewise. Call mark_exp_read where needed. + (c_parser_statement_after_labels, c_parser_asm_operands, + c_parser_typeof_specifier, c_parser_sizeof_expression, + c_parser_alignof_expression, c_parser_initval): Call mark_exp_read + where needed. + * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter): + New. + * toplev.c (warn_unused_but_set_variable): Default to warn_unused. + (warn_unused_but_set_parameter): Default to warn_unused + && extra_warnings. + * doc/invoke.texi: Document -Wunused-but-set-variable and + -Wunused-but-set-parameter. + + * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not + used count variable. + * genemit.c (gen_expand, gen_split): Avoid set but not used warnings + when operandN variables aren't used in the body of the expander + or splitter. + * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC, + FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings. + * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise. + * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT, + FOR_EACH_IMM_USE_ON_STMT): Likewise. + * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise. + * tree.c (PROCESS_ARG): Likewise. + +2010-04-07 Simon Baldwin + + * diagnostic.h (diagnostic_override_option_index): New macro to + set a diagnostic's option_index. + * c-tree.h (c_cpp_error): Add warning reason argument. + * opts.c (_warning_as_error_callback): New. + (register_warning_as_error_callback): Store callback for + warnings enabled via enable_warning_as_error. + (enable_warning_as_error): Call callback, minor code tidy. + * opts.h (register_warning_as_error_callback): Declare. + * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in + response to -Werror=. + (c_common_init_options): Register warning_as_error_callback in opts.c. + * common.opt: Add -Wno-cpp option. + * c-common.c (struct reason_option_codes_t): Map cpp warning + reason codes to gcc option indexes. + * (c_option_controlling_cpp_error): New function, lookup the gcc + option index for a cpp warning reason code. + * (c_cpp_error): Add warning reason argument, call + c_option_controlling_cpp_error for diagnostic_override_option_index. + * doc/invoke.texi: Document -Wno-cpp. + +2010-04-07 Richard Guenther + + * ipa-reference.c (mark_load): Use get_base_address. + (mark_store): Likewise. + + * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid + inserting GIMPLE_NOPs into the IL. + * tree-ssa-structalias.c (get_constraint_for_component_ref): + Explicitly strip handled components and indirect references. + + * fold-const.c (fold_unary_loc): Do not strip qualifiers when + folding address expressions. + * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address. + * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use + operand_equal_p to compare decls. + (ptr_deref_may_alias_decl_p): Likewise. + * tree-ssa-operands.c (get_asm_expr_operands): Simplify + * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): + Handle reversed comparison ops. + * tree-sra.c (asm_visit_addr): Use get_base_address. + * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address. + * ipa-reference.c (mark_address): Use get_base_address. + +2010-04-07 Richard Guenther + + * tree-ssa-forwprop.c (forward_propagate_addr_expr): + Propagate constants everywhere. + +2010-04-07 Jakub Jelinek + + PR debug/43516 + * tree.c (MAX_INT_CACHED_PREC): Define. + (nonstandard_integer_type_cache): New array. + (build_nonstandard_integer_type): Cache results for precision + <= MAX_INT_CACHED_PREC. + +2010-04-07 Richard Guenther + + * doc/invoke.texi (-fargument-alias, -fargument-noalias, + -fargument-noalias-global, -fargument-noalias-anything): Remove. + * common.opt: Likewise. + * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment. + * alias.c (base_alias_check): Remove flag_argument_noalias handling. + (nonoverlapping_memrefs_p): Likewise. + * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. + * opts.c (common_handle_option): Handle OPT_fargument_alias, + OPT_fargument_noalias, OPT_fargument_noalias_anything and + OPT_fargument_noalias_global for backward compatibility. + +2010-04-07 Richard Guenther + + PR tree-optimization/43270 + * tree-vrp.c (check_array_ref): Fix flexible array member detection. + * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare. + * tree-ssa-pre.c (phi_translate_1): Adjust. + (fully_constant_expression): Split out vn_reference handling to ... + * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here. + Fold reads from constant strings. + (vn_reference_lookup): Handle fully constant references. + (vn_reference_lookup_pieces): Likewise. + * Makefile.in (expmed.o-warn): Add -Wno-error. + +2010-04-07 Martin Jambor + + * tree-sra.c (find_param_candidates): Allow scalar va_list types. + +2010-04-07 Iain Sandoe + + PR driver/41594 + * gcc.c: Add -static-libstdc++ to list of recognized options. + +2010-04-07 Rainer Orth + + * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic. + +2010-04-07 Richard Guenther + + PR middle-end/42617 + * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer + bases build simple mem attributes to retain points-to information. + +2010-04-07 Richard Guenther + + PR middle-end/42617 + * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE + preserve points-to related information. + +2010-04-07 Richard Guenther + + PR middle-end/42617 + * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not + discard plain indirect references. + * fold-const.c (operand_equal_p): Guard against NULL_TREE type. + * tree.c (tree_nop_conversion): Likewise. + +2010-04-07 Dodji Seketeli + + PR debug/43628 + * dwarf2out.c (modified_type_die): Ignore artificial typedefs. + +2010-04-06 Kai Tietz + + * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore + calling convention attributes on METHOD_TYPEs for w64 ABI, too. + +2010-04-07 Sebastian Pop + + * tree-if-conv.c: Fix indentation and comments. + +2010-04-07 Sebastian Pop + + * tree-if-conv.c: Sort static functions in topological order. + +2010-04-07 Sebastian Pop + + * tree-if-conv.c: Fix indentation and comments. + +2010-04-06 Sebastian Pop + + PR middle-end/43519 + * graphite-clast-to-gimple.c (max_signed_precision_type): Use + lang_hooks.types.type_for_size instead of + build_nonstandard_integer_type. + When converting an unsigned type to signed, double its precision. + (gcc_type_for_interval): Use lang_hooks.types.type_for_size. + (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type. + (graphite_create_new_loop_guard): When ub + 1 wraps around, + use lb <= ub. + +2010-04-06 Sebastian Pop + + PR middle-end/43519 + * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use + POINTER_PLUS_EXPR for pointer types. + +2010-04-06 Sebastian Pop + + PR middle-end/43519 + * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h. + * graphite-clast-to-gimple.c: Include langhooks.h. + (max_signed_precision_type): New. + (max_precision_type): Takes two types as arguments. + (precision_for_value): New. + (precision_for_interval): New. + (gcc_type_for_interval): New. + (gcc_type_for_value): New. + (gcc_type_for_clast_term): New. + (gcc_type_for_clast_red): New. + (gcc_type_for_clast_bin): New. + (gcc_type_for_clast_expr): Split up into several functions. + (gcc_type_for_clast_eq): Rewritten. + (compute_bounds_for_level): New. + (compute_type_for_level_1): New. + (compute_type_for_level): New. + (gcc_type_for_cloog_iv): Removed. + (gcc_type_for_iv_of_clast_loop): Rewritten. + (graphite_create_new_loop): Compute the lower and upper bound types + with gcc_type_for_clast_expr. + (graphite_create_new_loop_guard): Same. + (find_cloog_iv_in_expr): Removed. + (compute_cloog_iv_types_1): Removed. + (compute_cloog_iv_types): Removed. + (gloog): Do not call compute_cloog_iv_types. + * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize + GBB_CLOOG_IV_TYPES. + (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES. + * sese.h (struct gimple_bb): Removed field cloog_iv_types. + (GBB_CLOOG_IV_TYPES): Removed. + +2010-04-06 Sebastian Pop + + * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that + gimple_phi_num_args of the loop close SSA phi node is equal to 1. + (detect_commutative_reduction): Same. + +2010-04-06 Sebastian Pop + + * graphite-clast-to-gimple.c (graphite_verify): Remove redundant + call to verify_ssa. Invoke verify_loop_closed_ssa with an extra + argument. + * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same. + * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same. + (rewrite_commutative_reductions_out_of_ssa): Same. + * passes.c (execute_function_todo): Call verify_ssa for every pass + in the LNO. Invoke verify_loop_closed_ssa with an extra argument. + * tree-flow.h (verify_loop_closed_ssa): Update declaration. + * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa + with an extra argument. + * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call + verify_ssa only when the extra argument is true. + (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa + with an extra argument. + (tree_transform_and_unroll_loop): Same. + +2010-04-06 Sebastian Pop + + * passes.c (execute_function_todo): Call verify_loop_closed_ssa + for all the passes of the LNO having LOOP_CLOSED_SSA. + * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops. + * tree-loop-distribution.c (pass_loop_distribution): Same. + * tree-pass.h (TODO_verify_loops): Removed. + * tree-ssa-loop.c (pass_tree_loop_init): Same. + (pass_lim): Same. + (pass_tree_unswitch): Same. + (pass_predcom): Same. + (pass_vectorize): Same. + (pass_linear_transform): Same. + (pass_graphite_transforms): Same. + (pass_iv_canon): Same. + (pass_complete_unroll): Same. + (pass_complete_unrolli): Same. + (pass_parallelize_loops): Same. + (pass_loop_prefetch): Same. + (pass_iv_optimize): Same. + +2010-04-06 Changpeng Fang + + PR middle-end/32824 + * passes.c (init_optimization_passes): Move pass_lim before + pass_copy_prop and pass_dce_loop. + +2010-04-06 Jakub Jelinek + + PR target/43667 + * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP + instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*. + (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of + MULTI_* defines for 4 argument vpermil2p* builtins. + +2010-04-06 Uros Bizjak + + * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare. + * config/i386/i386.c (x86_maybe_negate_const_int): New. + (x86_output_mi_thunk): Use x86_maybe_negate_const_int. + * config/i386/i386.md (*add_1, *addsi_1_zext, *addhi_1, + *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add_2, + *addsi_2_zext, *addhi_2, *addqi_2, *add_3, *addsi_3_zext, + *addhi_3, *addqi_3,*add_5, *addhi_5, *addqi_5): + Use x86_maybe_negate_const_int to output insn mnemonic. + (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow + check from instruction predicate. Update comments. + * config/i386/sync.md (sync_add): Use + x86_maybe_negate_const_int to output insn mnemonic. + +2010-04-06 Jan Hubicka + + PR tree-optimization/42906 + * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add + IGNORE_SELF argument. Set visited_control_parents for fully + processed BBs. + (find_obviously_necessary_stmts): Update call of + mark_control_dependent_edges_necessary. + (propagate_necessity): Likewise. Handle PHI edges more curefully. + +2010-04-06 Uros Bizjak + + * config/i386/i386.md: Remove comment about 'e' and 'E' + operand modifier. + +2010-04-06 Richard Guenther + + PR tree-optimization/43627 + * tree-vrp.c (extract_range_from_unary_expr): Widenings + of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type, + not varying. + +2010-04-06 Jakub Jelinek + + * BASE-VER: Change to 4.6.0. + + PR target/43638 + * config/i386/i386.c (print_operand): Remove 'e' and 'E' code + handling. + +2010-04-06 Richard Guenther + + PR middle-end/43661 + * fold-const.c (fold_comparison): Handle X * 0 CMP 0. + +2010-04-05 Ralf Wildenhues + + * doc/invoke.texi (Optimize Options): Document that LTO + won't remove object access purely due to incompatible + declarations. + +2010-04-04 Matthias Klose + + * graphite-sese-to-poly.c (translate_scalar_reduction_to_array): + Initialize variable. + +2010-04-03 Richard Guenther + + PR middle-end/42509 + * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses + require a non-NULL MEM_OFFSET. + +2010-04-02 Steven Bosscher + + * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c, + basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h, + collect2.h, config/alpha/alpha.c, config/alpha/alpha.md, + config/alpha/predicates.md, config/arm/arm.md, + config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml, + config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c, + config/darwin9.h, config/darwin.c, config/darwin.h, + config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h, + config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c, + config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c, + config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c, + config/mips/mips.md, config/mn10300/mn10300.c, + config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md, + config/rs6000/aix.h, config/rs6000/dfp.md, + config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c, + config/rs6000/vector.md, config/rtems.h, config/rx/rx.md, + config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h, + config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md, + config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c, + config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in, + c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c, + diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi, + doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi, + doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c, + fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h, + gensupport.c, gimple.h, gimple-iterator.c, graphite.c, + graphite-clast-to-gimple.c, graphite-clast-to-gimple.h, + graphite-dependences.c, graphite-poly.c, graphite-poly.h, + graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c, + graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c, + intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h, + ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c, + ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c, + loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c, + objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk, + opt-functions.awk, opth-gen.awk, params.def, passes.c, + postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h, + rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h, + store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c, + tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h, + tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c, + tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c, + tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c, + tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c, + tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c, + tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c, + tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c, + tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c, + tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c, + unwind-dw2-fde-darwin.c, varpool.c: Update copyright years. + +2010-04-02 Ralf Wildenhues + + PR other/43620 + * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1. + * aclocal.m4: Regenerate. + +2010-04-02 Richard Guenther + + PR tree-optimization/43629 + * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands + if we have seen a constant value. + +2010-04-02 Joseph Myers + + * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'. + +2010-04-02 Richard Earnshaw + + PR target/43469 + * arm.c (legitimize_tls_address): Adjust call to + gen_tls_load_dot_plus_four. + (arm_note_pic_base): New function. + (arm_cannot_copy_insn_p): Use it. + * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in + constraint. + +2010-04-02 Ralf Wildenhues + + PR bootstrap/43531 + + Revert: + 2009-09-28 Ralf Wildenhues + + * Makefile.in ($(out_object_file)): Depend on + gt-$(basename $(notdir $(out_file))).h. + +2010-04-01 Ralf Corsépius + + * config.gcc (lm32-*-rtems*): Add t-lm32. + +2010-04-01 Joel Sherrill + + * config.gcc: Add lm32-*-rtems*. + * config/lm32/rtems.h: New file. + +2010-04-01 Dave Korn + + PR target/42609 + * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin. + +2010-04-01 Jakub Jelinek + + * dwarf2out.c (output_compilation_unit_header): For + -gdwarf-4 use version 4 instead of version 3. + (output_line_info): For version 4 and above emit additional + maximum ops per insn header field. + (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define. + + * dwarf2out.c (is_c_family, is_java): Remove. + (lower_bound_default): New function. + (add_bound_info, gen_descr_array_type_die): Use it. + 2010-04-01 Dodji Seketeli PR debug/43325 @@ -32,7 +835,7 @@ PR middle-end/43602 Revert 2010-03-30 Seongbae Park - Jack Howarth + Jack Howarth * tree-profile.c (tree_init_ic_make_global_vars): Make static variables TLS. @@ -50,7 +853,7 @@ 2010-04-01 Rainer Orth - * config.guess (i[34567]86-*-solaris2*): Default with_arch_32, + * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32, with_tune_32 to pentium4. 2010-04-01 Uros Bizjak @@ -64,8 +867,7 @@ Update IDO URL. Document GNU as requirement. Update configure requirements. - (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, - removal. + (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal. Recomment IRIX 6.5.18+. Document IDF/IDL requirement. Document GNU as requirement. @@ -2516,7 +3318,7 @@ 2010-02-15 Nick Clifton - * config/h8300/h8300.c: (h8300_push_pop): Use bool type for + * config/h8300/h8300.c (h8300_push_pop): Use bool type for boolean parameters. Use emit_jump_insn when emitting a pop instruction containing a return insn. (push): Use 'true' rather than '1' as second parameter to F.