X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2FChangeLog;h=c60dd5f5c4b7a0f86e99c943d3305fb301af78a2;hp=8ffd67ac4d223b7211e3c13a3b6ae4ce75454824;hb=df107416e2ef6a8aa757232885c1f60257a9b9a3;hpb=984c661521b5e0c87b87000cf40853f6258c1f0c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8ffd67ac4d2..86ec7255cad 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,1722 @@ +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 + * dwarf2out.c (gen_variable_die): Allow debug info for variable + re-declaration when it happens in a function. + +2010-04-01 Aldy Hernandez + + * cgraph.c (cgraph_add_function_insertion_hook): Update comment. + (cgraph_remove_function_insertion_hook): Same. + (cgraph_call_function_insertion_hooks): Same. + +2010-04-01 Richard Guenther + + PR middle-end/43614 + * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS + and TREE_THIS_VOLATILE. + (copy_ref_info): Likewise. + * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE. + * tree.c (build6_stat): Ignore side-effects of all but arg5 + for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of + TARGET_MEM_REF. + +2010-04-01 Richard Guenther + + PR tree-optimization/43607 + * ipa-type-escape.c (check_call): Do not access non-existing + arguments. + +2010-04-01 Richard Guenther + + PR middle-end/43602 + Revert + 2010-03-30 Seongbae Park + Jack Howarth + + * tree-profile.c (tree_init_ic_make_global_vars): Make static + variables TLS. + +2010-04-01 Rainer Orth + + * doc/install.texi (Prerequisites): Document libelf usability on + IRIX 5/6 and Solaris 2. + (Specific, i?86-*-solaris2.10): No 64-bit default configuration. + Update GNU as, GNU ld requirements. + (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal. + Document Sun Studio compiler download. + Update and simplify as, ld recommendations. + (Specific, *-*-solaris2.7): Note obsoletion, removal. + +2010-04-01 Rainer Orth + + * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32, + with_tune_32 to pentium4. + +2010-04-01 Uros Bizjak + + * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment. + +2010-04-01 Rainer Orth + + * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5 + obsoletion, removal. + Update IDO URL. + Document GNU as requirement. + Update configure requirements. + (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal. + Recomment IRIX 6.5.18+. + Document IDF/IDL requirement. + Document GNU as requirement. + Document GNU ld bootstrap failure. + Remove freeware.sgi.com reference. + +2010-04-01 Rainer Orth + + * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64 + UNIX V4.0, V5.0 obsoletion, removal. + Remove --with-gc=simple reference. + Update VM requirements during bootstrap. + Remove -oldas bootstrap description. + Update binutils reference. + Remove comparison failure note. + +2010-03-31 Richard Guenther + Zdenek Dvorak + Sebastian Pop + + PR middle-end/43464 + * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes + with multiple arguments. + (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa. + +2010-03-31 Sebastian Pop + + * graphite-dependences.c (print_pddr): Call print_pdr with an + extra argument. + * graphite-poly.c (debug_pdr): Add an extra argument for the + verbosity level. + (print_pdr): Same. + (print_pbb_domain): Same. + (print_pbb): Same. + (print_scop_context): Same. + (print_scop): Same. + (print_cloog): Same. + (debug_pbb_domain): Same. + (debug_pbb): Same. + (print_pdrs): Same. + (debug_pdrs): Same. + (debug_scop_context): Same. + (debug_scop): Same. + (debug_cloog): Same. + (print_scop_params): Same. + (debug_scop_params): Same. + (print_iteration_domain): Same. + (print_iteration_domains): Same. + (debug_iteration_domain): Same. + (debug_iteration_domains): Same. + (print_scattering_function): Same. + (print_scattering_functions): Same. + (debug_scattering_function): Same. + (debug_scattering_functions): Same. + * graphite-poly.h (debug_pdr): Update declaration. + (print_pdr): Same. + (print_pbb_domain): Same. + (print_pbb): Same. + (print_scop_context): Same. + (print_scop): Same. + (print_cloog): Same. + (debug_pbb_domain): Same. + (debug_pbb): Same. + (print_pdrs): Same. + (debug_pdrs): Same. + (debug_scop_context): Same. + (debug_scop): Same. + (debug_cloog): Same. + (print_scop_params): Same. + (debug_scop_params): Same. + (print_iteration_domain): Same. + (print_iteration_domains): Same. + (debug_iteration_domain): Same. + (debug_iteration_domains): Same. + (print_scattering_function): Same. + (print_scattering_functions): Same. + (debug_scattering_function): Same. + (debug_scattering_functions): Same. + +2010-03-31 Sebastian Pop + + * graphite-poly.c (print_scattering_function_1): New. + (print_scattering_function): Call it. + (print_scop_params): Remove spaces at the end of lines. + (print_cloog): New. + (debug_cloog): New. + * graphite-poly.h (print_cloog): Declared. + (debug_cloog): Declared. + +2010-03-31 Sebastian Pop + + * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump + in loop->header. + * tree-flow.h (canonicalize_loop_ivs): Updated declaration. + * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch. + * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter + to switch between adding the IV bump in loop->latch or in loop->header. + +2010-03-31 Sebastian Pop + + * graphite-poly.c (print_scattering_function): Pretty print following + the scoplib format. + (print_pdr): Same. + (print_pbb_domain): Same. + (dump_gbb_cases): Same. + (dump_gbb_conditions): Same. + (print_pdrs): Same. + (print_pbb): Same. + (print_scop_params): Same. + (print_scop_context): Same. + (print_scop): Same. + (print_pbb_body): New. + (lst_indent_to): New. + (print_lst): Start new lines with a #. + * graphite-poly.h (pbb_bb): New. + (pbb_index): Use pbb_bb. + * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of + disjuncts. + * tree-data-ref.c (dump_data_reference): Start new lines with a #. + +2010-03-31 Jakub Jelinek + + * dwarf2out.c (size_of_die): For -gdwarf-4 use + uleb128 size instead of fixed 1 or 2 for dw_val_class_loc + and 0 instead of 1 for dw_val_class_flag. + (value_format): For -gdwarf-4 use DW_FORM_sec_offset for + dw_val_class_range_list, dw_val_class_loc_list, + dw_val_class_lineptr and dw_val_class_macptr, use + DW_FORM_flag_present for dw_val_class_flag and + DW_FORM_exprloc for dw_val_class_loc. + (output_die): For -gdwarf-4 print dw_val_class_loc + size as uleb128 instead of 1 or 2 bytes and don't print + anything for dw_val_class_flag. + + * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn + instead of cselib_lookup following by tweaking locs->setting_insn. + + PR bootstrap/43596 + * cselib.c (cselib_process_insn): Clear cselib_current_insn + even before returning from label, setjmp call or volatile asm + handling. + +2010-03-31 Richard Guenther + + PR middle-end/43600 + * cgraphunit.c (cgraph_output_in_order): Do not allocate + temporary data on stack. + +2010-03-31 Rainer Orth + + * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef. + (PUSHSECTION_ASM_OP): Remove. + (POPSECTION_ASM_OP): Remove. + (PUSHSECTION_FORMAT): Remove. + * config/sol2.h (PUSHSECTION_FORMAT): Define. + * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine. + * config/sol2.c (solaris_output_init_fini): Use it. + +2010-03-31 Jie Zhang + + PR 43574 + * opt-functions.awk (var_type_struct): Use signed char type + for simple variables. + +2010-03-31 Rainer Orth + + * config/sol2.c: Include output.h. + (solaris_assemble_visibility): New function. + * config/t-sol2 (sol2.o): Add output.h dependency. + * config/sol2-protos.h (solaris_assemble_visibility): Declare. + * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY): + Redefine. + +2010-03-31 Jakub Jelinek + + PR target/43580 + * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of + V2SImode or XFmode on PRE_DEC. + + PR debug/43557 + * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like + BLKmode. + +2010-03-31 Jie Zhang + + PR 43562 + * reload.h (caller_save_initialized_p): Declare. + * toplev.c (backend_init_target): Don't call + init_caller_save but set caller_save_initialized_p to false. + * caller-save.c (caller_save_initialized_p): Define. + (init_caller_save): Check caller_save_initialized_p. + * ira.c (ira): Call init_caller_save if flag_caller_saves. + +2010-03-31 Rainer Orth + + PR target/39048 + * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp + and soft-fp/t-softfp to tmake_file. + * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine. + (LIBGCC2_TF_CEXT): Define. + (TF_SIZE): Define. + +2010-03-30 Alexandre Oliva + + PR debug/42977 + * cselib.c (n_useless_values): Document handling of debug locs. + (n_useless_debug_values, n_debug_values): New variables. + (new_elt_loc_list): Don't add to debug values, keep count. + (promote_debug_loc): New. + (cselib_reset_table): Zero new variables. + (entry_and_rtx_equal_p): Promote debug locs. + (discard_useless_locs): Increment n_useless_debug_values for + debug values. + (remove_useless_values): Adjust n_useless_values and n_debug_values + with n_useless_debug_values. + (add_mem_for_addr): Promote debug locs. + (cselib_lookup_mem): Likewise. + (cselib_lookup_addr): Renamed to... + (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call... + (cselib_log_lookup): ... this. Turn into... + (cselib_lookup_addr): ... new wrapper. + (cselib_lookup_from_insn): New. + (cselib_invalidate_regno): Increment n_useless_debug_values for + debug values. + (cselib_invalidate_mem): Likewise. + (cselib_process_insn): Take n_deleted and n_debug_values into + account to guard remove_useless_value call. + (cselib_finish): Zero n_useless_debug_values. + * cselib.h (cselib_lookup_from_insn): Declare. + * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn. + (sched_analyze_2): Likewise. + +2010-03-30 Jakub Jelinek + + * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New + functions. + (adjust_mems): Replace narrowing SUBREG of expression containing + just PLUS, MINUS, MULT and ASHIFT of registers and constants + with operations in the narrower mode. + + PR debug/43593 + * var-tracking.c (dataflow_set_clear_at_call): Invalidate just + regs_invalidated_by_call instead all call_used_reg_set registers. + +2010-03-30 Sebastian Pop + + PR middle-end/43430 + * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type + pointer comparisons with types_compatible_p. + * tree-vect-stmts.c (vectorizable_call): Same. + (vectorizable_condition): Same. + +2010-03-30 Andreas Krebbel + + * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic + stack check if the mask would be zero. + +2010-03-30 Seongbae Park + Jack Howarth + + * tree-profile.c (tree_init_ic_make_global_vars): Make static + variables TLS. + +2010-03-30 Joseph Myers + + PR other/25232 + * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2 + and __unordtf2. + * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version. + Include ___unordxf2 and ___unordtf2. + * config/i386/libgcc-glibc.ver: Do not define inheritance from + GCC_4.4.0 here. + +2010-03-30 Tarik Graba + + * config/lm32/t-lm32: New file. + * config.gcc: Use the above file when targetting lm32. + +2010-03-28 Duncan Sands + + * Makefile.in (PLUGIN_HEADERS): Add except.h. + +2010-03-29 Sebastian Pop + + PR middle-end/43431 + * tree-vect-loop.c (vect_estimate_min_profitable_iters): + Improve vectorization cost model diagnostic. + +2010-03-29 Sebastian Pop + + PR middle-end/43436 + * tree-vect-data-refs.c (vect_analyze_data_refs): When + compute_data_dependences_for_loop returns false, early exit + and output an extra diagnostic for the failed data reference + analysis. + +2010-03-29 Richard Guenther + + PR tree-optimization/43560 + * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter. + (can_sm_ref_p): Treat stores to readonly locations as trapping. + +2010-03-29 Jie Zhang + + PR 43564 + * toplev.c (process_options): Set optimization_default_node + and optimization_current_node. + * opts.c (decode_options): Don't set optimization_default_node + and optimization_current_node. + +2010-03-29 Ralf Corsépius + + * config/rtems.h: Abandon -qrtems_debug. + +2010-03-28 Jan Hubicka + + PR tree-optimization/43505 + * cgraph.c (cgraph_clone_node): When clonning a clone, replacement + map should not be copied. + +2010-03-27 John David Anglin + + PR middle-end/41674 + * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have + cdtors, set DECL_PRESERVE_P. + * ipa.c (cgraph_externally_visible_p): Return true if declaration + should be preseved. + +2010-03-27 Uros Bizjak + + PR tree-optimization/43528 + * stor-layout.c (place_field): Check that constant fits into + unsigned HWI when skipping calculation of MS bitfield layout. + +2010-03-27 Jan Hubicka + + PR middle-end/43391 + * varasm.c (make_decl_rtl): Deal with COMMON flag to make + notice_global_symbol work. + +2010-03-27 Jakub Jelinek + + * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl + instead of dwarf2out_decl. + (struct var_loc_node): Remove section_label field. + (dwarf2out_function_decl): New function. + (dwarf2out_var_location): Don't set section_label field. + (dwarf2out_begin_function): Don't empty decl_loc_table here. + +2010-03-26 Michael Meissner + + PR tree-optimization/43544 + * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): + First argument for builtin vectorized function hook is now a + tree to be able to distinguish between machine specific and + standard builtins. + * targhooks.c (default_builtin_vectorized_function): Ditto. + * targhooks.h (default_builtin_vectorized_function): Ditto. + * target.h (struct gcc_target): Ditto. + * tree-vect-stmts.c (vectorizable_function): Ditto. + * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto. + * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function): + Ditto. + +2010-03-26 Joseph Myers + + PR c/43381 + * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a + nested binding iff it is a FUNCTION_DECL. + (store_parm_decls_newstyle): Pass nested=true to bind for + FUNCTION_DECLs amongst parameters. + +2010-03-26 Jakub Jelinek + + * var-tracking.c (vt_expand_loc_callback): Don't run + cselib_expand_value_rtx_cb in dummy mode if + cselib_dummy_expand_value_rtx_cb returned false. + + * var-tracking.c (emit_note_insn_var_location): For one part + notes with offset 0, don't add EXPR_LIST around the location. + * dwarf2out.c (loc_descriptor, dw_loc_list_1, + add_location_or_const_value_attribute): Adjust for that change. + + PR debug/43540 + * dwarf2out.c (reg_save): For DW_CFA_expression put regnum + into first operand and location into second. + (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of + dw_cfi_oprnd_loc for DW_CFA_expression. + (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression. + (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression + assume first argument is regnum and second argument is location. + +2010-03-26 Uros Bizjak + + PR target/42113 + * config/alpha/alpha.md (*cmp_sadd_si): Change mode + of scratch register to DImode. Split to DImode comparison operator. + Use SImode subreg of scratch register in the multiplication. + (*cmp_sadd_sidi): Ditto. + (*cmp_ssub_si): Ditto. + (*cmp_ssub_sidi): Ditto. + +2010-03-26 Uros Bizjak + + PR target/43524 + * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]: + Remove invalid assert and wrong comment. + +2010-03-26 Jakub Jelinek + + PR debug/43516 + * flags.h (final_insns_dump_p): New extern. + * final.c (final_insns_dump_p): New variable. + (rest_of_clean_state): Set it before -fdump-final-insns= + dumping, clear afterwards. + * print-rtl.c (print_rtx): If final_insns_dump_p don't dump + MEM_ALIAS_SET on MEMs. + +2010-03-26 David S. Miller + + * configure.ac: Fix sparc GOTDATA_OP bug check. + * configure: Rebuild. + +2010-03-26 Alan Modra + + * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison. + +2010-03-25 Rainer Orth + + * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP, + TLS_SECTION_ASM_FLAG. + +2010-03-25 Jakub Jelinek + + PR bootstrap/43511 + * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO. + Clear first_function_block_is_cold. + + PR c/43385 + * gimplify.c (gimple_boolify): Only recurse on __builtin_expect + argument if the argument is truth_value_p. + +2010-03-24 Michael Meissner + + * config/rs6000/constraints.md: Update copyright year for my changes. + + PR target/43484 + * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is + used in reg+reg addressing, swap registers. + +2010-03-24 Jakub Jelinek + + PR debug/43293 + * target.h (struct gcc_target): Add code_end hook. + * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void + if not yet defined. + (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END. + * toplev.c (compile_file): Call targetm.asm_out.code_end + hook before unwind info/debug info output. + * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end. + * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define. + (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack. + * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define. + (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack. + * config/i386/i386.c (ix86_file_end): Renamed to... + (ix86_code_end): ... this. Make static. Don't call + file_end_indicate_exec_stack. Emit unwind info using + final_start_function/final_end_function. + (darwin_x86_file_end): Remove. + (TARGET_ASM_CODE_END): Define. + * config/i386/i386.h (TARGET_ASM_FILE_END, + NEED_INDICATE_EXEC_STACK): Don't define. + * config/i386/darwin.h (darwin_x86_file_end): Remove prototype. + (TARGET_ASM_FILE_END): Define to darwin_file_end. + * config/i386/i386-protos.h (ix86_file_end): Remove prototype. + * doc/tm.texi (TARGET_ASM_CODE_END): Document. + + PR target/43498 + * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function + at the beginning and final_end_function at the end. + * config/s390/s390.c (s390_output_mi_thunk): Likewise. + +2010-03-24 Rainer Orth + + * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support + and Sun as TLS syntax. + (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define. + * configure: Regenerate. + * config.in: Regenerate. + * varasm.c (TLS_SECTION_ASM_FLAG): Define default. + (default_elf_asm_named_section): Use it. + * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF. + (i386_output_dwarf_dtprel): Likewise. + (output_addr_const_extra): Likewise. + (output_pic_addr_const): Lowercase @GOTTPOFF. + (output_addr_const_extra): Likewise. + (output_pic_addr_const): Lowercase @GOTNTPOFF. + (output_addr_const_extra): Likewise. + (output_pic_addr_const): Lowercase @INDNTPOFF. + (output_addr_const_extra): Likewise. + (output_pic_addr_const): Lowercase @NTPOFF. + (output_addr_const_extra): Likewise. + (output_pic_addr_const): Lowercase @TPOFF. + (output_addr_const_extra): Likewise. + * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD. + (*tls_global_dynamic_64): Likewise. + (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM. + (*tls_local_dynamic_base_64): Lowercase @TLSLD. + + * defaults.h (TLS_COMMON_ASM_OP): Provide default. + (ASM_OUTPUT_TLS_COMMON): Use it. + * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef. + + PR target/38118 + * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file. + * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ... + * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here. + * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine. + * config/i386/sol2.h (TARGET_SUN_TLS): Redefine. + (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine. + +2010-03-24 Rainer Orth + + * config/i386/i386.c (override_options): Don't accept + -mtls-dialect=sun any longer. + * config/i386/i386.h (TARGET_SUN_TLS): Define as 0. + * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove. + (*tls_local_dynamic_base_32_sun): Likewise. + * config/i386/sol2.h (TARGET_SUN_TLS): Redefine. + +2010-03-24 Jakub Jelinek + + PR debug/43508 + * dwarf2out.c (mem_loc_descriptor): Don't ICE on + VEC_{MERGE,SELECT,CONCAT,DUPLICATE}. + + PR debug/43479 + * ira.c (adjust_cleared_regs): New function. + (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs. + + PR debug/19192 + PR debug/43479 + * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK + from gimple_block. + * expr.c (expand_expr_real): Restore previous + curr_insn_source_location and curr_insn_block after + expand_expr_real_1 call. + (expand_expr_real_1) : Call expand_expr_real + instead of expand_expr_real_1. + +2010-03-23 Vladimir Makarov + + PR rtl-optimization/43413 + * ira-color.c (setup_allocno_available_regs_num): Count prohibited + hard regs too. + +2010-03-22 James E. Wilson + + PR target/43348 + * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp, + call_value_gp, sibcall_gp): Use 's' constraint not 'i'. + +2010-03-22 H.J. Lu + + * config/i386/i386.c (ix86_target_string): Add -mfma. + Fix a typo in comment. + +2010-03-22 Mike Stump + + PR target/23071 + * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align): + Don't overly align based upon packed packed fields. + +2010-03-22 Jason Merrill + + * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]: + Use () rather than [], and move before the element type. + +2010-03-22 Rainer Orth + + * doc/configfiles.texi (Configuration Files): Removed + fixinc/Makefile*, intl/Makefile.*. + * doc/makefile.texi: Fixed markup. Abstract from version + control system used. + (Makefile): Removed obsolete gcc/java/parse.y example. + * doc/sourcebuild.texi: Likewise. + (Top Level): Added config, gnattools, libdecnumber, libgcc, + libgomp, libssp. Removed fastjar. + (Miscellaneous Docs): Clarify location. + Added COPYING3, COPYING3.LIB. + (Front End Directory): Moved Make-lang.in entry to new subsubsection. + +2010-03-22 Rainer Orth + + PR target/38085 + * config/i386/i386.c (x86_function_profiler) + [!NO_PROFILE_COUNTERS]: Fix typo. + * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call + instead of callq. + +2010-03-22 Janis Johnson + Rainer Orth + + * doc/sourcebuild.texi (Test Directives): Split into six + subsections, with most of the current text in new subsections + Directives, Selectors, and Final Actions. + (Directives): Split list of test directives into multiple + subsubsections. + (Selectors): Describe use and syntax of selectors. + (Effective-Target Keywords): Describe all existing keywords. + (Add Options): Describe features for dg-add-options. + (Require Support): Describe variants of dg-require-support. + (Final Actions): Describe commands to use in dg-final. + +2010-03-22 Michael Matz + + PR middle-end/43475 + * recog.c (validate_replace_rtx_group): Replace also in + REG_EQUAL and REG_EQUIV notes. + +2010-03-22 Richard Guenther + + PR tree-optimization/43390 + * tree-vect-stmts.c (get_vectype_for_scalar_type): Make + sure vector extracts are type correct. + +2010-03-22 Richard Guenther + + PR middle-end/40106 + * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as + x * sqrt (x) even when optimizing for size if the target + has native support for sqrt. + +2010-03-22 Jakub Jelinek + + * varasm.c (make_decl_rtl_for_debug): Also clear + flag_mudflap for the duration of make_decl_rtl call. + + PR debug/43443 + * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS + locs from preserved VALUEs. + +2010-03-21 John David Anglin + + PR middle-end/42718 + * pa.md (movmemsi): Set align to one if zero. + (movmemdi): Likewise. + +2010-03-21 Richard Earnshaw + + PR target/42321 + * arm.c (arm_output_epilogue): Correctly match VFP pop instructions + with their corresponding prologue pushes. + +2010-03-20 Andrew Pinski + + PR target/43156 + * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED + at the begining or end. + (spu_expand_epilogue): Likewise. + +2010-03-20 Richard Guenther + + PR rtl-optimization/43438 + * combine.c (make_extraction): Properly zero-/sign-extend an + extraction of the low part of a CONST_INT. Also handle + CONST_DOUBLE. + +2010-03-19 Mike Stump + + * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add. + * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add. + (override_options): Use SUBTARGET32_DEFAULT_CPU. + +2010-03-19 Andrew Pinski + + PR c/43211 + * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was + an error. + +2010-03-19 Bernd Schmidt + + PR rtl-optimization/42258 + * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a + use that may match DEF. + + PR target/40697 + * optabs.c (avoid_expensive_constant): Use rtx_cost to find out + the cost of loading the constant rather than assuming + COSTS_N_INSNS (1). + * config/arm/arm.c (thumb1_rtx_costs) : If the + outer code is AND, do the same tests as the andsi3 expander and + return COSTS_N_INSNS (1) if and is cheap. + + * optabs.c (avoid_expensive_constant): Fix formatting. + +2010-03-19 Michael Matz + + PR c++/43116 + * attribs.c (decl_attributes): When rebuilding a function pointer + type use the same qualifiers as the original pointer type. + +2010-03-19 Martin Jambor + + * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant + and is_gimple_ip_invariant_address. + +2010-03-19 Ramana Radhakrishnan + + Revert + 2009-10-01 Ramana Radhakrishnan + + * config/arm/arm.c (arm_override_options): Turn off + flag_dwarf2_cfi_asm for AAPCS variants. + +2010-03-19 Ramana Radhakrishnan + + PR target/43399 + * config/arm/arm.c (emit_multi_reg_push): Update comments. + Use PRE_MODIFY instead of PRE_DEC. + (emit_sfm): Use PRE_MODIFY instead of PRE_DEC. + (vfp_emit_fstmd): Likewise. + +2010-03-19 Michael Matz + + PR target/43305 + * builtins.c (expand_builtin_interclass_mathfn, + expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls + if that fails. + +2010-03-19 Richard Guenther + + PR tree-optimization/43415 + * tree-ssa-pre.c (phi_translate): Split out worker to ... + (phi_translate_1): ... this. + (phi_translate): Move all caching here. Cache all NARY + and REFERENCE translations. + +2010-03-19 David S. Miller + + With help from Eric Botcazou. + * config/sparc/sparc.c: Include dwarf2out.h. + (emit_pic_helper): Delete. + (pic_helper_symbol_name): Delete. + (pic_helper_emitted_p): Delete. + (pic_helper_needed): New. + (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'. + (get_pc_thunk_name): New. + (load_pic_register): Remove 'delay_pic_helper' arg. Use + get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol. + Set pic_helper_needed to true. Don't call emit_pic_helper. + (sparc_expand_prologue): Update load_pic_register call. + (sparc_output_mi_thunk): Likewise. + (sparc_file_end): Emit a hidden comdat symbol for the PIC + thunk if possible. Output CFI information as needed. + +2010-03-18 Francois-Xavier Coudert + Jack Howarth + + PR target/36399 + * config/i386/i386.h: Fix ABI on darwin x86-32. + +2010-03-18 Aldy Hernandez + + * tree.h: Declare make_decl_rtl_for_debug. + * varasm.c (make_decl_rtl_for_debug): New. + * dwarf2out.c (rtl_for_decl_location): Call it. + * cfgexpand.c (expand_debug_expr): Call it. + +2010-03-18 Jakub Jelinek + + PR bootstrap/43399 + * var-tracking.c (adjust_mems) : Allow BLKmode + mem_mode. + + PR bootstrap/43403 + * var-tracking.c (vt_init_cfa_base): Do nothing if + cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register. + +2010-03-18 Alexandre Oliva + + PR debug/42873 + * var-tracking.c (canonicalize_vars_star): New. + (dataflow_post_merge_adjust): Use it. + +2010-03-18 Jakub Jelinek + + PR debug/43058 + * var-tracking.c (non_suitable_const): New function. + (add_uses): For DEBUG_INSNs with constants, don't record any + value, instead just the constant value itself. + (compute_bb_dataflow) : If PAT_VAR_LOCATION_LOC + is not VAR_LOC_UNKNOWN_P, set var to the constant. + (emit_notes_in_bb): Likewise. + (emit_note_insn_var_location): For onepart variables if + cur_loc is a VOIDmode constant, use DECL_MODE. + +2010-03-18 Martin Jambor + + PR middle-end/42450 + * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare. + * cgraphunit.c (cgraph_materialize_all_clones): Update calls in + all non-clones. Moved call redirection... + (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function. + (cgraph_materialize_all_clones): Dispose of all + combined_args_to_skip bitmaps. + (verify_cgraph_node): Do not check for edges pointing to wrong + nodes in inline clones. + * tree-inline.c (copy_bb): Call + cgraph_redirect_edge_call_stmt_to_callee. + * ipa.c (cgraph_remove_unreachable_nodes): Call + cgraph_node_remove_callees even when there are used clones. + +2010-03-18 H.J. Lu + + * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0. + +2010-03-18 H.J. Lu + + PR target/43383 + * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0 + for 32bit. + +2010-03-18 Michael Matz + + PR middle-end/43419 + * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5) + into sqrt(x) if we need to preserve signed zeros. + +2010-03-18 Steven Bosscher + Eric Botcazou + + PR rtl-optimization/43360 + * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL + note if we don't know its invariant status. + +2010-03-18 Michael Matz + + PR tree-optimization/43402 + * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow + PHI chains of ssa names registered for update. + +2010-03-17 Peter Bergner + + PR target/42427 + * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for + non-offsettable and pre_modify update addressing. + * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1" + and "2" alternatives "#". + (*movdd_softfloat32): Make all alternatives "#"; + * config/rs6000/rs6000.md (DIFD): New define_mode_iterator. + (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#". + (*movdf_softfloat32): Make all alternatives "#"; + (movdi): Use the new DIFD mode iterator to create a common splitter + for movdi, movdf and movdd patterns. + 2010-03-18 Shujing Zhao * common.opt (dumpdir): Remove redundant tab. @@ -16,8 +1735,7 @@ appending a use to an empty chain. (build_def_use): Remove previous changes that convert OP_INOUT to OP_OUT operands; instead detect the case where an OP_INOUT operand - uses a previously untracked register and create an empty chain for - it. + uses a previously untracked register and create an empty chain for it. 2010-03-17 Ralf Wildenhues @@ -55,9 +1773,8 @@ 2010-03-16 Richard Guenther PR middle-end/43379 - * tree-cfg.c (gimple_merge_blocks): When propagating virtual - PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI - properly. + * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI + operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly. 2010-03-16 Aldy Hernandez Alexandre Oliva @@ -75,7 +1792,7 @@ cfa_base_preserved_val): New static variables. (preserve_only_constants): New function. (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't - clear its REG_VALUES. If cselib_preserve_constants, don't + clear its REG_VALUES. If cselib_preserve_constants, don't empty the whole hash table, but preserve there VALUEs with constants, cfa_base_preserved_val and cfa_base_preserved_val plus constant. (cselib_preserve_cfa_base_value): New function.