2007-01-21 Dirk Mueller PR bootstrap/30511 * tree-vrp.c (check_array_bounds): do not warn about ADDR_EXPR's of ARRAY_REF's which are immediately used in binary expressions. 2007-01-21 Ira Rosen * tree-vectorizer.h (struct _stmt_vec_info): Add new field read_write_dep and macros for its access. * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field. * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove argument, call vect_check_interleaving for every independent pair of data-refs. Mark loads that access the same memory location as a store in the loop. (vect_check_dependences): Remove. (vect_analyze_data_ref_dependences): Remove vect_check_dependences call, fix the call to vect_analyze_data_ref_dependence. (vect_analyze_data_ref_access): For statements that access the same data-ref, check that they are not stores; for loads, check that there is no store that access the same location. 2007-01-20 Roger Sayle Joseph Myers * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox. (-fdump-rtl-stack): Likewise. (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo. (-mcheck-zero-division, -mcpu): Fix under/overfull hbox. (-mpt-fixed): Use @minus{} for minus sign. (Using Precompiled Headers): Fix under/overfull hbox. 2007-01-20 Jan Hubicka * tree-flow.h (struct stmt_ann_d): Move references_memory to proper place within annotation. 2007-01-20 John David Anglin * pa.c (output_move_double): Change array size of xoperands to 4. 2007-01-20 Jan Hubicka * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL as temporary. 2007-01-19 Ian Lance Taylor * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast constant to unsigned HOST_WIDE_INT before negating. 2007-01-19 Ian Lance Taylor * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field to unsigned. (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison. (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise. (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise. (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise. (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise. (realloc_vdef, realloc_vuse): Change second parameter to unsigned. (ssa_operand_iterator_d): Change vuse_index and mayuse_index fields to unsigned. * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to unsigned. Change x and lim locals to unsigned. (realloc_vdef, realloc_vuse): Change num_elem parameter to unsigned. (finalize_ssa_vuse_ops): Change old_i local to unsigned. (copy_virtual_operands): Change i and n locals to unsigned. 2007-01-19 Kaveh R. Ghazi PR middle-end/29335 * builtins.c (fold_builtin_1): Handle builtin fdim. 2007-01-20 Jan Hubicka * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars. * tree-ssa-structalias.c (compute_points_to_sets): Do call init_alias_heapvars. (init_alias_heapvars): Initialize only when not already initialized. (delete_alias_heapvars): Set heapvar_for_stmt to NULL. 2007-01-19 Roger Sayle * common.opt (fsigned-zeros): New command line option. * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead of flag_unsafe_math_optimizations. * opts.c (set_fast_math_flags): The -ffast-math command line option implies -fno-signed-zeros. (fast_math_flags_set_p): Likewise. * doc/invoke.texi: Document new -fno-signed-zeros option, and update the documentation of -ffast-math appropriately. Wrap long lines. 2007-01-19 Steve Ellcey * system.h (ASM_MAKE_LABEL_LINKONCE): Poison. * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef. 2007-01-19 Tomas Bily * cgraphunit.c (cgraph_finalize_function): Updating of pid * tree-profile.c: (tree_init_ic_make_global_vars): New function (tree_init_edge_profiler): call of tree_init_ic_make_global_vars (tree_gen_ic_profiler): New function (tree_gen_ic_func_profiler): New function (tree_profiling): Added calling of tree_gen_ic_func_profiler (tree_profile_hooks): Added hook for indirec/virtual calls * value-prof.c (tree_find_values_to_profile): New case for indirect calls (tree_values_to_profile): Call for determining indirect/virtual counters (tree_indirect_call_to_profile): New function (tree_ic_transform): New function (tree_ic): New function (find_func_by_pid): New function (init_pid_map): New function (tree_value_profile_transformations): Added check for indirect/virtual call transformation * value-prof.h (enum hist_type): New counter type for indirect/virtual calls (profile_hooks): Added new hook for profiling indirect/virtual calls * profile.c (instrument_values): New case for indirect/virtual call added * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6 (GCOV_COUNTER_V_INDIR): New counter type (GCOV_COUNTER_NAMES): New name of counter "indirect" added (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual call added * cgraph.c: Definition of cgraph_max_pid (cgraph_create_node): Default init of pid attribute * cgraph.h: Declaration of cgraph_max_pid (struct cgraph_node): Added pid attribute * libgcov.c (__gcov_indirect_call_profiler): New function (__gcov_one_value_profiler_body): New function (__gcov_one_value_profiler): Body was moved to __gcov_one_value_profiler_body and calls it 2007-01-19 Basile Starynkevitch * doc/gty.texi (Options): Document the mark_hook option to GTY. * gengtype.c (write_types_data, write_func_for_structure, write_types, ggc_wtd, pch_wtd): Add skip_hooks to write_types_data, ggc_wtd, pch_wtd for processing mark_hook. (walk_type, write_func_for_structure): Generate the mark_hook if needed. 2007-01-19 Jan Hubicka * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of 'early' argument take inlining mode argument specifying whether to inline for size/speeed or all functions; add support for flattening; improve dumpting. (cgraph_early_inlining): Update call of decide_inlining_incrementally. 2007-01-19 Manuel Lopez-Ibanez PR c++/17947 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print the name of the declared identifier. 2007-01-19 Dirk Mueller * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid duplicate evaluation. 2007-01-19 Uros Bizjak * config/i386/i386.md (acos2): Rename from acossf2 and acosdf2. Macroize expander using X87MODEF12 mode macro. Extend operand 1 to XFMode, use acosxf2 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math. (asin2): Similarly, with asin expanders. (*fscalexf4_i387): Rename from *fscalexf4. (expNcorexf3): New expander. (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander. (exp2): Rename from expsf2 and expdf2. Macroize expander using X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math. (exp102): Similarly, with exp10 expanders. (exp22): Similarly, with exp2 expanders. (expm12): Similarly, with expm1 expanders. (ldexp3): Similarly, with ldexp expanders. (log2, log102, log22, log1p2, logb2): Use gen_truncxf2_i387_noop to truncate result. 2007-01-19 Richard Sandiford * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32 for ColdFire targets. 2007-01-19 Nathan Sidwell Richard Sandiford * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro. (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM. (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME. * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override. (M68K_STATIC_CHAIN_REG_NAME): Likewise. * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise. 2007-01-19 Richard Sandiford * config/m68k/m68k.md (adddi_dilshr32): Rename to... (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out non-canonical pattern. Restrict to !TARGET_COLDFIRE. (*adddi_dilshr32_cf): New pattern. (adddi3, subdi3): Remove first alternatives. 2007-01-19 Richard Sandiford * config/m68k/m68k.c (notice_update_cc): If an SFmode move is implemented using move.l, do not use its cc result for floating-point comparisons. 2007-01-19 Richard Sandiford * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint from accepting 's' constraints if flag_pic. 2007-01-19 Richard Sandiford * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt) (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev) (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change condition from TARGET_68881 to TARGET_HARD_FLOAT. 2007-01-19 Sandra Loosemore * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add ColdFire alternatives. * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro. * config/m68k/m68k.md (clzsi2): Define for ColdFire architectures that support ff1 instruction. 2007-01-19 Richard Sandiford Julian Brown * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case. * config/m68k/m68k.md (*movsi_cfv4): Fold into... (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'. Add commentary. 2007-01-19 Richard Sandiford * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT and return a bool. (output_move_const_into_data_reg, output_move_simode_const): Delete. * config/m68k/m68k.c (const_method, const_int_cost): Take a HOST_WIDE_INT instead of an rtx. (m68k_rtx_costs): Update call accordingly. (output_move_const_into_data_reg): Likewise. Fix formatting. (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx. Return a bool. (output_move_simode_const): Update calls after above changes. Rework to use automatic variables and predicates like MEM_P. * config/m68k/m68k.md (pushexthisi_const): Update call to valid_mov3q_const. 2007-01-19 Dirk Mueller * tree-ssa-alias.c (perform_var_substitution): Fix typo in dump_flags test. 2007-01-19 Richard Guenther * builtins.c (expand_builtin_cexpi): Fall back to expanding via cexp in case sincos is not available. 2007-01-19 Richard Guenther * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro. * defaults.h (TARGET_HAS_SINCOS): Default to off. * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc. * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise. * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise. * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise. * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise. * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise. 2007-01-19 Uros Bizjak * config/i386/i386.md (*fpatanxf3_i387, fpatan_extendxf3_i387): New insn patterns. (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns. (atan2xf3): Directly generate RTL pattern. (atan23): Rename from atan2sf3 and atan2df3 and macroize insn patterns using X87MODEF12 mode macro. Use fpatan_extendxf3_i387 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math. (atan2): Rename from atansf2 and atandf2 and macroize insn patterns using X87MODEF12 mode macro. Use fpatan_extendxf3_i387 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math. 2007-01-19 Alexandre Oliva * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0. 2007-01-18 Roger Sayle * fold-const.c (fold_unary) : Optimize away a VIEW_CONVERT_EXPR to the same type as it's operand. 2007-01-18 David Edelsohn * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if configured for long double 128. 2007-01-18 Mike Stump * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build error. 2007-01-18 Michael Meissner * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code type correct. 2007-01-18 Jan Hubicka * tree-ssa-operands.c (vop_free_bucket_size): Never return value greater than NUM_VOP_FREE_BUCKETS. 2007-01-18 Daniel Berlin * tree-ssa-structalias.c: Update comments. (ptabitmap_obstack): Removed. (pta_obstack): New. (oldpta_obstack): Ditto. (stats): Add a few members. (struct variable_info): Remove node, complex, address_taken, and indirect_target members. Add oldsolution member. (new_var_info): Do not initialize removed members. (constraint_expr_type): Remove INCLUDES. (constraint_graph): Add size, implicit_preds, rep, indirect_cycles, eq_rep, label, direct_nodes, and complex members. (FIRST_REF_NODE): New macro. (LAST_REF_NODE): Ditto. (FIRST_ADDR_NODE): Ditto. (find): New function. (unite): Ditto. (dump_constraint): Do not handle INCLUDES. (insert_into_complex): Do not insert duplicate constraints. (condense_varmap_nodes): Renamed and rewritten into ... (merge_node_constraints): This. Also fix bug in handling of offseted copy constraints. (clear_edges_for_node): No longer need to deal with preds at all, or removing associated preds/succs. (merge_graph_nodes): Deal with indirect_cycles. Don't deal with predecessors. (add_implicit_graph_edge): New function. (add_pred_graph_edge): Ditto. (add_graph_edge): Don't deal with predecessors. (build_constraint_graph): Removed. (build_pred_graph): New function. (build_succ_graph): Ditto. (struct scc_info): Removed in_component. Added roots, dfs, and node_mapping. Remove visited_index, unification_queue. (scc_visit): Deal with union-find we do now. Deal with cycles with REF nodes. (collapse_nodes): Renamed and rewritten to ... (unify_nodes): This. (process_unification_queue): Removed. (topo_visit): Cleanup (do_da_constraint): Use find. (do_sd_constraint): Ditto. (do_ds_constraint): Ditto. (do_complex_constraint): Ditto. (init_scc_info): Update for removed and added members. (find_and_collapse_graph_cycles): Renamed and rewritten into ... (find_indirect_cycles): This. (equivalence_class): New variable. (label_visit): New function. (perform_variable_substitution): Rewritten. (free_var_substitution_info): New function. (find_equivalent_node): Ditto. (move_complex_constraints): Ditto. (eliminate_indirect_cycles): Ditto. (solve_graph): Only propagate changed bits. Use indirect cycle elimination. Use find. (tree_id_t): Rename to tree_vi_t, delete id member, add vi member. (tree_id_eq): Renamed to ... (tree_vi_eq): This. Update for member change (insert_id_for_tree): Renamed and rewritten to ... (insert_vi_for_tree): This. (lookup_id_for_tree): Renamed and rewritten to ... (lookup_vi_for_tree): This. (get_id_for_tree): Renamed and rewritten to ... (get_vi_for_tree): Ditto. (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree. (process_constraint): Don't handle INCLUDES. Remove special ADDRESSOF case. (find_func_aliases): Rewrite to use vi functions instead of id ones. (create_function_info_for): Ditto. (create_variable_info_for): Ditto. (intra_create_variable_infos): Ditto. (merge_smts_into): Ditto. (find_what_p_points_to): Ditto. (init_base_vars): Ditto. (init_alias_vars): Ditto. (remove_preds_and_fake_succs): New function. (dump_sa_points_to_info): Dump new stats. (dump_solution_for_var): Use find. (set_used_smts): Fix formatting. (compute_points_to_sets): Updated for new functions. (ipa_pta_execute): Ditto. 2007-01-18 Kazu Hirata Richard Sandiford * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of parallels. * calls.c (expand_call): If the return value is a PARALLEL, extract its first member. * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove. * config/m68k/m68k.c (m68k_output_function_epilogue): Don't use FUNCTION_EXTRA_EPILOGUE. (m68k_function_value): Return a PARALLEL if the return value is of a pointer type. * config/m68k/netbsd-elf.h (current_function_returns_pointer) (FUNCTION_EXTRA_EPILOGUE): Remove. * config/m68k/m68k.md (D0_REG): New constant. 2007-01-18 Kazu Hirata * config/m68k/m68k.c (m68k_output_function_epilogue): Don't output a NOP for empty epilogues. 2007-01-18 Richard Sandiford * config/m68k/m68k.c (m68k_use_return_insn): Update comments before function. Extend register save check to include all registers, not just integer ones. 2007-01-18 Kazu Hirata * config/m68k/m68k-protos.h (use_return_insn): Rename to... (m68k_use_return_insn): ...this. * config/m68k/m68k.h (USE_RETURN_INSN): Delete. * config/m68k/m68k.c (use_return_insn): Rename to... (m68k_use_return_insn): ...this. * config/m68k/m68k.md (return): Use m68k_use_return_insn instead of USE_RETURN_INSN. 2007-01-18 Nathan Sidwell * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to nearest even, fix denormal rounding overflow. 2007-01-18 Richard Sandiford * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of f%$smove and f%$move. (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1. (extendsfdf2_cf): Use fdmove instead of f%&move. (truncdfsf2_cf): Use fsmove instead of f%$smove. (add3_cf, sub3_cf): Use instead of . 2007-01-18 Richard Sandiford * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for GPR<-GPR moves. 2007-01-18 Richard Sandiford * real.h (real_format): Add a canonical_nan_lsbs_set field. (coldfire_single_format): Declare. (coldfire_double_format): Likewise. * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead of qnan_msb_set to determine the lower bits of a canonical NaN significand. (encode_ieee_double): Likewise. (encode_ieee_quad): Likewise. (ieee_single_format): Initialize canonical_nan_lsbs_set. (mips_single_format): Likewise. (ieee_double_format): Likewise. (mips_double_format): Likewise. (ieee_extended_motorola_format): Likewise. (ieee_extended_intel_96_format): Likewise. (ieee_extended_intel_128_format): Likewise. (ieee_extended_intel_96_round_53_format): Likewise. (ibm_extended_format): Likewise. (mips_extended_format): Likewise. (ieee_quad_format): Likewise. (mips_quad_format): Likewise. (vax_f_format): Likewise. (vax_d_format): Likewise. (vax_g_format): Likewise. (i370_single_format): Likewise. (i370_double_format): Likewise. (decimal_single_format): Likewise. (decimal_double_format): Likewise. (decimal_quad_format): Likewise. (c4x_single_format): Likewise. (c4x_extended_format): Likewise. (real_internal_format): Likewise. (coldfire_single_format): New real_format. (coldfire_double_format): Likewise. * config/pdp11/pdp11.c (pdp11_f_format): Initialize canonical_nan_lsbs_set. (pdp11_d_format): Likewise. * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE if TARGET_COLDFIRE_CPU. 2007-01-18 Richard Sandiford * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete. (output_call, m68k_legitimize_call_address): Declare. * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary parenthesees. Add support for a 'W' constraint. (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling. (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'. (m68k_symbolic_call, m68k_symbolic_jump): Declare. * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New variables. (override_options): Initialize them. Do not set flag_no_function_cse for TARGET_ID_SHARED_LIBRARY. (m68k_output_pic_call): Delete. (m68k_legitimize_call_address): New function. (print_operand): Remove the %o prefix. Handle the %p prefix. (output_call): New function. (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the target address from the GOT if symbolic jumps are not allowed. * config/m68k/m68k.md (call, general_operand): Do not set SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead. Merge separate flag_pic and !flag_pic define_insns into... (*call, *call_value): ...these new patterns. Match the address rather than the containing MEM and require it to be a call_operand. Use output_call to generate the asm template. * config/m68k/predicates.md (const_call_operand): New predicate. (call_operand): Likewise. 2007-01-18 Nathan Sidwell * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition. (STACK_GROWS_DOWNWARD): Define to 1. (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate comments, emphasizing that these values are only defaults. * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef. * config/m68k/m68k.c (const_method): Remove trailing whitespace. 2007-01-18 Richard Sandiford * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling. 2007-01-18 Kazu Hirata Richard Sandiford * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P) (FP_REGNO_P): New macros. (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P) (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them. (EH_RETURN_STACKADJ_RTX): Use A0_REG. * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros. 2007-01-18 Nathan Sidwell * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*) (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib to $tmake_file. * config/m68k/t-floatlib: New file, extracting common code from... * config/m68k/t-m68kbare, config/m68k/t-m68kelf, * config/m68k/t-uclinux: Here. * config/m68k/fpgnulib.c: Do not compile extendeed precision routines on ColdFire targets. 2007-01-18 Nathan Sidwell * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*) (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*) (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*) (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and explicitly set MOTOROLA to 1. * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly. 2007-01-18 Richard Sandiford Nathan Sidwell * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete. (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases. * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete. * config/m68k/m68020-elf.h (LIB_SPEC): Delete. * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete. * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD) (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete. (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine. (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete. * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine. * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE) (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete. (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here. (DBX_REGISTER_NUMBER): Delete. * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete. (PCC_STATIC_STRUCT_RETURN): Don't undefine. * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define. 2007-01-18 Richard Sandiford * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file. * config/flat.h: New file. * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if OBJECT_FORMAT_FLAT. * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use indirect references for -msep-data or -mid-shared-library. Do not use PC-relative code addresses either. * config/m68k/m68k.c (override_options): Restrict -fPIC error to -mpcrel. * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o for shared libraries and crt1.o for executables. Use crti.o and crtbegin.o. (ENDFILE_SPEC): Use crtend.o and crtn.o. (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given. Do not add -elf2flt or -shared-lib-id options here. (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given. Pass -shared-lib-id if -mid-shared-library, taking the library identifier from -mshared-library-id if given, otherwise defaulting to 0. (EH_FRAME_IN_DATA_SECTION): Do not undefine. (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise. (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library. (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data. * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o and crtend.o. * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative jump sequence for ISA A and ISA A+. (PICJUMP): Likewise. 2007-01-18 Richard Sandiford * config.gcc (m68k-*-uclinux*): Base the port on the common and m68k GNU/Linux files rather than on the generic ELF ones. * config/m68k/uclinux.h (TARGET_VERSION): Override. (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS. 2007-01-18 Julian Brown Richard Sandiford * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire. (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise. * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine before redefining. * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to 80 unconditionally. (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise. 2007-01-18 Richard Sandiford * doc/install.texi: Document m68k-uclinuxoldabi. * config.gcc (m68k-*-uclinuxoldabi): New configuration. * config/m68k/uclinux-oldabi.h: New file, copied from config/m68k/uclinux.h. 2007-01-18 Kaz Kojima * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it. * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem. (m32r_compute_frame_size): Use unsigned for regno. (m32r_reload_lr): Use gen_frame_mem. (pop): New. (m32r_output_function_epilogue): Don't output the function epilogue textually here. (m32r_expand_epilogue): New. (direct_return): Return false if the function has the interrupt attribute. (m32r_hard_regno_rename_ok): Remove code for the textual epilogue. * config/m32r/m32r.md (epilogue): New expander. (return_lr, return_rte): New insns. (return): Make it expander. (return_normal): New expander. 2007-01-18 Josh Conner PR target/30485 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add support for UNLE, UNLT, UNGE, and UNGT. 2007-01-18 Jan Hubicka * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand. * tree-tailcall (add_virtual_phis): Likewise. (optimize_tail_call): Return TODOs. (execute_tail_calls): Return TODOs. * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO. * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something changed. * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value): Cleanup cfg using TODO. * tree-flow.h (cleanup_tree_cfg_loop): Update prototype. * passes.c (execute_function_todo): When cleanup did something, remove unused locals. * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO. (make_edges): Don't cleanup_cfg. 2007-01-18 Uros Bizjak * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS, UNSPEC_XTRACT_FRACT]: Use generic code for instructions that operate on the top of stack. [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite register handling of instructions that output to the second stack slot. [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove. (move_for_stack_reg): Special-case check for dead destination stack slot for constant load of 1.0 inside UNSPEC_TAN. * config/i386/i386.md (UNSPEC_TAN): New constant. (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove. (fptanxf4_i387, fptan_extendxf4_i387): New patterns to correctly model move of constant 1.0 to top stack slot. (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns. (unnamed peephole2 pattern): Remove corresponding peephole2 pattern that optimizes tan insn and loading of constant 1.0. (tanxf2): Use fptanxf4_i387. (tan2): Rename from tansf2 and tandf2 and macroize insn patterns using X87MODEF12 mode macro. Use fptan_extendxf4_i387 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math. (sincos3): Use truncxf2_i387_noop for truncation. (fyl2x_extendxf3_i387): Use X87MODEF12 for operand 1. 2007-01-18 Dirk Mueller Richard Guenther PR diagnostic/8268 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds. * common.opt (Warray-bounds): Add new warning option. * c-opts.c (c_common_handle_option): Define -Warray-bounds if -Wall is given. * Makefile.in: make tree-vrp.o depend on toplev.h * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds is enabled. (check_array_refs, check_array_bounds, check_array_ref): New. 2007-01-18 Jan Hubicka * tree-ssa-ccp.c (ccp_finalize): Return if something changed. (execute_ssa_ccp): Return flags conditionally. * tree-ssa-propagate.c (substitue_and_fold): Return if something was changed. * tree-ssa-propagate.h (substitute_and_fold): Update prototype. 2007-01-18 Steven Bosscher * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set the CLEANUP_CFGLAYOUT flag when in cfglayout mode. * Makefile.c (GTFILES): Add cfglayout.h. * gengtype.c (open_base_files): Likewise. * cfglayout.c (cfg_layout_function_footer, cfg_layout_function_header) Reindent to make gengtype happy. * cfglayout.h (cfg_layout_function_footer, cfg_layout_function_header): Add GTY(()) marker. * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null. 2007-01-18 Ben Elliston * genautomata.c (write_automata): Include xstrerror output in the error message if writing the DFA description file fails. 2007-01-17 H.J. Lu * config/mips/mips-protos.h (mips_output_external): Make it return void. * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed. * config/mips/mips.c (irix_output_external_libcall): Likewise. (extern_list): Likewise. (extern_head): Likewise. (TARGET_ASM_FILE_END): Likewise. (mips_file_end): Likewise. (mips_output_external): Rewritten. 2007-01-18 Ben Elliston * genpreds.c (write_insn_preds_c): Only write out the function body for regclass_for_constraint if we have register constraints. 2007-01-17 Tom Tromey * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org. * doc/install.texi (Testing): Use sourceware.org. (Binaries): Likewise. (Specific): Likewise. * doc/contrib.texi (Contributors): Use sourceware.org. 2007-01-17 Anatoly Sokolov * config/avr/avr.h (AVR_HAVE_LPMX): New macro. (AVR_ENHANCED): Rename to ... (AVR_HAVE_MUL): ... new. (avr_enhanced_p): Rename to ... (avr_have_mul_p): ... new. (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__". * config/avr/avr.c (avr_enhanced_p): Rename to ... (avr_have_mul_p): ... new. (base_arch_s): Rename 'enhanced' to 'have_mul'. (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of 'avr_enhanced_p' and 'enhanced'. (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use AVR_HAVE_MUL instead of AVR_ENHANCED. * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED. (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3, *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL instead of AVR_ENHANCED. (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED. * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__. (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__. 2007-01-17 Ian Lance Taylor * vec.h (VEC_reserve_exact): Define. (vec_gc_p_reserve_exact): Declare. (vec_gc_o_reserve_exact): Declare. (vec_heap_p_reserve_exact): Declare. (vec_heap_o_reserve_exact): Declare. (VEC_OP (T,A,reserve_exact)): New static inline function, three versions. (VEC_OP (T,A,reserve)) [all versions]: Remove handling of negative parameter. (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact. (VEC_OP (T,A,copy)) [all versions]: Likewise. (VEC_OP (T,a,safe_grow)) [all versions]: Likewise. * vec.c (calculate_allocation): Add exact parameter. Change all callers. (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve. (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1. (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions. (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve. (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1. (vec_heap_p_reserve_exact): New function. (vec_heap_o_reserve_exact): New function. 2007-01-17 Jan Hubicka * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p. 2007-01-17 Eric Christopher * config.gcc: Support core2 processor. 2007-01-16 Jan Hubicka * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing the names, just unlink the chain so we don't crash on dangling pointers to dead SSA names. 2007-01-16 Jan Hubicka * cgraph.h (cgraph_decide_inlining_incrementally): Kill. * tree-pass.h: Reorder to make IPA passes appear toegher. (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare. * cgraphunit.c (cgraph_finalize_function): Do not compute inling parameters, do not call early inliner. * ipa-inline.c: Update comments. Include tree-flow.h (cgraph_decide_inlining): Do not compute inlining parameters. (cgraph_decide_inlining_incrementally): Return TODOs; assume to be called with function context set up. (pass_ipa_inline): Remove unreachable functions before pass. (cgraph_early_inlining): Simplify assuming to be called from the PM as local pass. (pass_early_inline): New pass. (cgraph_gate_ipa_early_inlining): New gate. (pass_ipa_early_inline): Turn into simple wrapper. (compute_inline_parameters): New function. (gate_inline_passes): New gate. (pass_inline_parameters): New pass. (apply_inline): Move here from tree-optimize.c (pass_apply_inline): New pass. * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after transforming. * tree-inline.c (optimize_inline_calls): Return TODOs rather than doing them by hand. (tree_function_versioning): Do not allocate dummy struct function. * tree-inline.h (optimize_inline_calls): Update prototype. * tree-optimize.c (execute_fixup_cfg): Export. (pass_fixup_cfg): Remove (tree_rest_of_compilation): Do not apply inlines. * tree-flow.h (execute_fixup_cfg): Declare. * Makefile.in (gt-passes.c): New. * passes.c: Include gt-passes.h (init_optimization_passes): New passes. (nnodes, order): New static vars. (do_per_function_toporder): New function. (execute_one_pass): Dump current pass here. (execute_ipa_pass_list): Don't dump current pass here. 2007-01-16 Janis Johnson * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN. (DFP_NE, DFP_LE, DFP_GE): Return false for NaN. 2007-01-16 David Edelsohn * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT. (strong_alias): Define. (__gcc_qmul): Provide non-FMA for soft-float. (__gcc_qdiv): Same. (__gcc_qneg): New. (__gcc_qeq): New. (__gcc_qle): New. (__gcc_qge): New. (__gcc_qunord): New. (__gcc_stoq): New. (__gcc_dtoq): New. (__gcc_qtos): New. (__gcc_qtod): New. (__gcc_qtoi): New. (__gcc_qtou): New. (__gcc_itoq): New. (__gcc_utoq): New. (fmsub): New. * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize soft-float functions. * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols. * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn about long double soft float. 2007-01-16 Dorit Nuzman Tehila Meyzels * tree-vectorizer.h (is_pattern_stmt_p): New. * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix formatting (tabs instead of spaces). Cleanup and clarify setting of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p. * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo. (vectorizable_type_demotion): Check that types are integral. (vectorizable_type_promotion): Likewise. (vectorizable_store): Fix typo. Eliminate new-line at end of comments. 2007-01-16 Jan Hubicka * tree-ssanames.c (release_dead_ssa_names): Remove invalidated cgraph edges too. 2007-01-15 Eric Christopher * ifcvt.c: Include vec.h, vecprim.h. (check_cond_move_block): New argument regs. Reorganize. Add registers used to regs. (cond_move_process_if_block): Use regs set above as loop bounds. 2007-01-15 Eric Christopher * config/darwin.h: Update copyright. (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella. (LINK_COMMAND_SPEC): Add -u. (LINK_SPEC): Fix umbrella for above. 2007-01-15 Joseph S. Myers * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from glibc CVS. 2007-01-15 Tom Tromey * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks. * doc/install.texi (Testing): Don't mention jacks. (Configuration): Document --enable-java-maintainer-mode. Move --with-java-home to libgcj-specific section. Document --with-ecj-jar. (Prerequisites): Mention --enable-java-maintainer-mode, ecj1. 2007-01-15 Jan Hubicka * tree-ssa-dce.c (DCE_TODOs): New. (propagate_necessity): Return if something changed. (eliminate_unnecessary_stmts): Likewise. (perform_tree_ssa_dce): Return TODO flags when needed. (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags. 2007-01-15 Uros Bizjak * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3. (fyl2x_extendxf3_i387): New insn pattern. (log2): Rename from logsf2 and logdf2 and macroize insn patterns using X87MODEF12 mode macro. Extend operand 1 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math. (log102): Ditto. (log22): Ditto. (log1p2): Ditto. (logb2): Ditto. (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3. (fyl2xp1_extendxf3_i387): New insn pattern. (*fxtractxf3_i387): Rename from *fxtractxf3. (fxtract_extendxf3_i387): New insn pattern. (ilogbsi2): Use match_dup 3, not match_operand:XF 3. * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387() and gen_fyl2xxf3_i387(). 2007-01-14 Zdenek Dvorak * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement. * cfgloopmanip.c (fix_loop_placement): Made static. Use get_loop_exit_edges. Changed return type to bool. * cfgloop.h (fix_loop_placement): Declaration removed. 2007-01-14 Dorit Nuzman * param.h (MIN_VECT_LOOP_BOUND): New. * params.def (MIN_VECT_LOOP_BOUND): New. * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another argument - minimum threshold for number of iterations. * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another argument to declaration. * tree-vect-analyze.c (vect_analyze_operations): Check value of MIN_VECT_LOOP_BOUND. * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call slpeel_tree_peel_loop_to_edge with additional argument. (vect_do_peeling_for_alignment): Likewise. * doc/invoke.texi (min-vect-loop-bound): Document new param option. 2007-01-14 Uros Bizjak PR target/30413 * config/i386/i386.c (print_operand) ['z']: Output 'b' for operands of size 1. 2007-01-14 Jan Hubicka * tree-dfa.c (remove_referenced_var): New function. * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and prune referenced vars list too. * tree-flow.h (remove_referenced_var): Declare. 2007-01-14 Jan Hubicka * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs separately. (remove_stmt_from_eh_region_fn): Do not remove call_exprs. (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill. * except.h (verify_eh_throw_table_statements): Kill prototype. * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions into call exrepssions. * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call eh trhow verifier. * tree-cfg.c: Include pointer-set.h. (verify_node_sharing): Work on pointer set. (verify_eh_throw_stmt_node): New. (verify_stmts): Use pointers sets, verify throw_stmt. 2007-01-13 Zdenek Dvorak * ipa-reference.c (analyze_function): Consider also addresses taken in phi nodes. 2007-01-12 Roger Sayle * c-typeck.c (null_pointer_constant_p): Replace use of TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW. (build_c_cast): Likewise. 2007-01-12 Roger Sayle * tree.h (force_fit_type_double): Remove unused final argument. * c-common.c (constant_expression_warning): Replace use of TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW. (convert_and_check): Likewise. (shorten_compare): Update call to force_fit_type_double. (c_common_truthvalue_conversion) : Use integer_zerop. * convert.c (convert_to_pointer): Update call to force_fit_type_double. * fold-const.c (force_fit_type_double): Remove overflowed_const argument. (int_const_binop, fold_convert_const_int_from_int, fold_convert_const_int_from_real, fold_div_compare, fold_sign_changed_comparison, fold_unary, fold_negate_const, fold_abs_const, fold_not_const): Remove the final argument from calls to force_fit_type_double. 2007-01-12 Andrew Pinski * configure.ac: Set insn to "nop" for spu-*-* also. * configure: Regenerate. 2007-01-12 Olga Golovanevsky * builtins.def : Add BUILT_IN_FREE. 2007-01-12 Jan Hubicka PR tree-optimization/30443 * tree-inline.c (tree_function_versioning): Do not optimize when cloning for inlining. 2007-01-12 Zdenek Dvorak * doc/loop.texi: Document recording of loop exits. * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop. (update_single_exits_after_duplication, update_single_exit_for_duplicated_loop, update_single_exit_for_duplicated_loops): Removed. (duplicate_loop_to_header_edge): Do not call update_single_exits_after_duplication and update_single_exit_for_duplicated_loops. (loop_version): Do not update single_exit information. (fix_loop_structure): Use record_loop_exits instead of mark_single_exit_loops. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update the lists of loop exits. * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force, split_edge, merge_blocks): Update the lists of loop exits. * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init. * loop-init.c (loop_optimizer_init): Call record_loop_exits instead of mark_single_exit_loops. (loop_optimizer_finalize): Call release_recorded_exits. * tree-ssa-loop.c (tree_loop_optimizer_init): Pass LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init. * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not update single exit information. * lambda-code.c (perfect_nestify): Ditto. * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop. (mark_single_exit_loops): Removed. (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free, get_exit_descriptions, rescan_loop_exit, record_loop_exits, dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New functions. (get_loop_exit_edges, single_exit): Use recorded exit lists. (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits. (verify_loop_structure): Verify consistency of the exit lists. (flow_loops_find): Use alloc_loop. Initialize exits hash. (set_single_exit): Removed. * cfgloop.h (struct loop_exit): New function. (struct loop): single_exit_ field replaced by exits field. (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS. (struct loops): Added exits hash. (mark_single_exit_loops, set_single_exit): Declaration removed. (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare. 2007-01-12 Richard Sandiford * doc/invoke.texi: Avoid use of @headitem. 2007-01-12 Richard Sandiford * cse.c (cse_insn): Move HAVE_CC0 code after declarations. 2007-01-12 Richard Sandiford * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the list of targets. 2007-01-12 Nathan Sidwell Richard Sandiford * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short. * config/m68k/m68k.opt: Resort options. (mbitfield, mrtd, mshort): Remove RejectNegative properties. 2007-01-12 Nathan Sidwell Richard Sandiford * doc/invoke.texi: Document the macros that are defined by m68k's -mtune and -mhard-float options. * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare. (m68k_cpp_cpu_family): Likewise. * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set of __ucfv*__ macros. Define __mcffpu__ if generating code for ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros. * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function. (m68k_cpp_cpu_family): Likewise. 2007-01-12 Richard Sandiford * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68* macros besides mc68000 as tuning macros. Use a switch statement to set them and mcpu32. 2007-01-12 Julian Brown * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY. (TARGET_68040_ONLY): Rename to... (TARGET_68040): ...this. * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY. * config/m68k/m68k.md: Likewise. 2007-01-12 Julian Brown Nathan Sidwell Richard Sandiford * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to the -mcpu= argument associated with the --with-cpu setting. Define M68K_DEFAULT_TUNE to the default -mtune= option, if different from the one implied by the -mcpu setting. Accept --with-cpu=FOO if FOO is listed in m68k-devices.def, using mcpu=FOO as the default CPU option. Set target_cpu_default2. * doc/invoke.texi: Mention ColdFire in the introduction to the m68k options. Document the new -march, -mcpu, -mtune, -mdiv, -mno-div and -mhard-float options. Make -m68881 a synonym for -mhard-float. Document the previously-undocumented -m5206e, -m528x, -m5307 and -m5407 options. Tweak the existing option documentation for consistency. * doc/install.texi: Mention new --with-cpu arguments. * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the default CPU if neither -mcpu nor -march are specified. (ASM_CPU_SPEC): Pass down -mcpu and -march options. (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way, using m68k_tune to decide between families that implement the same ISA. Use m68k_tune to set __mcfv4e__. (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC) (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000) (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B) (FL_ISA_C, FL_ISA_MMU): New macros. (MASK_COLDFIRE): Delete. (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE) (TARGET_ISAB): Redefine in terms of m68k_cpu_flags. (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu. (TARGET_HARD_FLOAT): Do not define here. (TARGET_ISAAPLUS, TARGET_ISAC): New macros. (TUNE_68000): New macro. (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010. (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32) (TUNE_CFV2): Redefine in terms of m68k_tune. (uarch_type, target_device, fpu_type): New enums. (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare. * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881. (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40) (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b) (FL_FOR_isa_c): New macros. (m68k_isa): New enum. (m68k_target_selection): New structure. (all_devices, all_isas, all_microarchs): New tables. (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu) (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables. (MASK_ALL_CPU_BITS): Delete. (m68k_find_selection): New function. (m68k_handle_option): Handle -mcpu=, -march= and -mtune=. Map the legacy target options to a combination of the new ones. (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT settings. * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e) (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask properties. (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT. (march=, mcpu=, mdiv, mhard-float, mtune=): New options. * config/m68k/m68k-devices.def: New file. 2007-01-12 Richard Sandiford Nathan Sidwell * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS) (SUBTARGET_EXTRA_SPECS): New macros. * config/m68k/linux.h (ASM_SPEC): Remove CPU flags; use %(asm_cpu_spec) instead. * config/m68k/m68k-none.h (ASM_SPEC): Likewise. * config/m68k/openbsd.h (ASM_SPEC): Likewise. * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise. (EXTRA_SPECS): Rename to... (SUBTARGET_EXTRA_SPECS): ...this. 2007-01-12 Nathan Sidwell Richard Sandiford Julian Brown * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*) (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu to the configuration's default CPU. (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise. Remove default masks. (m680[012]0-*-*): Set the default with_cpu to the first part of the target name. (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu. (m68k*-*-linux): Extend the --with-cpu handling to... (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000 and m68010. Don't set target_cpu_default2. * doc/install.texi: Document --with-cpu for m68k. * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define. * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k) (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030) (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT) (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete. (ASM_SPEC): Remove use of %(asm_cpu_default). (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete. * config/m68k/linux.h (TARGET_DEFAULT): Delete. (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here. * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define __HAVE_FPU__ if TARGET_HARD_FLOAT. (TARGET_DEFAULT): Delete. (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec, cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec. (CPP_CPU_SPEC): Delete. (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick the appropriate string. (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete. (CPP_SPEC): Define to NETBSD_CPP_SPEC. (ASM_SPEC): Don't use %(asm_default_spec). * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove TARGET_DEFAULT and add MASK_68881. * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments. 2007-01-12 Richard Sandiford * config.gcc (m68010-*-netbsdelf*): Add MASK_68010. (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add MASK_68010 alongside MASK_68020. * doc/invoke.texi: Document -m68010. * config/m68k/m68k.opt (m68010): New. * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010 if TUNE_68010. (TUNE_68010): New macro. * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010) (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040) (M68K_CPU_m68332): Add MASK_68010. * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to fallback definition. * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant defines. * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010. (m68k_handle_option): Handle OPT_m68010. Add MASK_68010 to all entries that use MASK_68020. (output_move_simode_const, output_move_himode, output_move_qimode) (output_move_stricthi, output_move_strictqi): Use TARGET_68010 instead of TARGET_68020 to select clr behavior. Remove comment about there being no TARGET_68010. * config/m68k/m68k.md: Likewise throughout. 2007-01-12 Julian Brown * config/m68k/m68k.h (TARGET_ISAB): New macro. * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4. * config/m68k/m68k.md: Likewise. 2007-01-12 Julian Brown * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use TARGET_COLDFIRE_FPU instead of TARGET_CFV4E. 2007-01-12 Julian Brown * config/m68k/m68k.h (TUNE_68040_60): New macro. * config/m68k/m68k.c (standard_68881_constant_p): Use it. * config/m68k/m68k.md: Likewise. 2007-01-12 Julian Brown Richard Sandiford * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040, TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of TARGET_CPU32. (TARGET_CPU32): Rename to... (TUNE_CPU32): ...this. (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060) (TUNE_CFV2): New macros. * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify; remove conditions that are implied by TARGET_68020. * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32. (m68k_output_function_epilogue): Likewise. (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and non-68000 timings. Refactor multiplication and division costs. (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32. (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040 and TUNE_68060 instead of TARGET_68060. * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040, TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of TARGET_CPU32. (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020 && !TARGET_COLDFIRE" to choose between moveq and clr. Likewise in the unnamed movsf pattern. (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed ashiftrt pattern. 2007-01-12 Richard Sandiford * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount of tabbing before backslashes. 2007-01-11 John David Anglin * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine. * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS. (ASM_OUTPUT_INTERNAL_LABEL): Define. 2007-01-11 Zdenek Dvorak * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from find_interesting_uses_cond. (find_interesting_uses_cond): Use extract_cond_operands. (rewrite_use_compare): Use extract_cond_operands and force_gimple_operand_bsi. Do not call update_stmt. (determine_use_iv_cost_condition): Use extract_cond_operands. Return cheaper of using original bound and changing the exit bound. 2007-01-11 Zdenek Dvorak PR tree-optimization/29516 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts, most_expensive_mult_to_index, addr_to_parts, create_mem_ref, maybe_fold_tmr): Make the type of fields of TARGET_MEM_REF sizetype. (move_fixed_address_to_symbol, move_pointer_to_base): New functions. * tree.def (TARGET_MEM_REF): Add comment on types of the operands. 2007-01-11 Joseph Myers * c-common.c (vector_types_convertible_p): Treat opaque types as always convertible if they have the same size, but not otherwise. 2007-01-11 Steven Bosscher * ifcvt.c (struct noce_if_info): Add comments to the fields. Remove the b_unconditional field. (noce_try_sign_mask): Do not look at b_unconditional. (noce_process_if_block): Do not use merge_if_blocks. Update the CFG here. Do not set b_unconditional. (cond_move_process_if_block): Likewise. (find_cond_trap): Likewise. (check_cond_move_block): Require simple jump insns at the end of the basic block. 2007-01-11 Jan Hubicka PR tree-optimization/1046 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE when alias info is not ready. (pass_tail_recursion): Do not require aliasing. * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise. * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise. * tree-ssa-copy.c (pass_copy_prop): Likewise. * tree-ssa-forwprop.c (pass_forwprop): Likewise. * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise. * passes.c (init_optimization_passes): Execute rename_ssa_copies, ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion before inlining. * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand): When aliasing is not build, mark statement as volatile. 2007-01-11 Tom Tromey PR preprocessor/15185, PR preprocessor/20989: * doc/cppopts.texi <-MT>: Update description of algorithm for computing default target. <-M, -MD>: Reword "basename" text. 2007-01-11 Roger Sayle * builtins.c (expand_builtin_pow, expand_builtin_powi, fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil, fold_builtin_round, fold_builtin_int_int_roundingfn, fold_builtin_bitop, fold_builtin_bswap, real_constp, fold_builtin_pow, fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign, do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW. * convert.c (convert_to_pointer): Likewise. * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise. * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop, const_binop, fold_convert_const_int_from_int, fold_convert_const_int_from_real, fold_convert_const_real_from_real, sign_bit_p, optimize_minmax_comparison, extract_muldiv_1, fold_div_compare, fold_sign_changed_comparison, fold_unary, fold_comparison, fold_binary, multiple_of_p, tree_Expr_non_zero_p, fold_negate_const, fold_abs_const, fold_not_const): Likewise. * print-tree.c (print_node_brief, print_node): Likewise. * stor-layout.c (place_field, layout_type): Likewise. * tree-chrec.c (keep_cast): Likewise. * tree.c (build_vector, build_real, build_real_from_int_cst, build_complex): Likewise. 2007-01-11 Roger Sayle * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being, treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW. 2007-01-11 Paolo Bonzini * configure.ac (strict1_warn): Rename to strict_warn. (WERROR, --enable-werror, symlink hacks, stage1_cflags, cc_set_by_configure, quoted_cc_set_by_configure, stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure, all_boot_languages, all_stagestuff): Remove. (target_list): Remove bootstrap targets. * Makefile.in (quickstrap): Unconditionally make a synonym of all. (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING, REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS, SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF, VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS, STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build, stage1_copy, stage2_build, stage2_copy, stageprofile_build, stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build, stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap, bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3, bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2, unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2, restage3, restage4, restageprofile, restagefeedback, bubbleestrap, cleanstrap, unstrap, restrap, *compare, *compare3, *compare4, *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1, stage2-start, stage2, stage3-start, stage3, stage4-start, stage4, stageprofile-start, stageprofile, stagefeedback-start, stagefeedback, risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove. (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS. (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES. (mostlyclean): Adjust. (clean, distclean): Don't mention bootstrap stuff. * configure: Regenerate. * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in, java/config-lang.in, objc/config-lang.in, objcp/config-lang.in, treelang/config-lang.in (stagestuff): Remove. * doc/sourcebuild.texi (stage1, stage2, stage3, stage4, stageprofile, stagefeedback, stagestuff): Remove mention. 2007-01-11 Nick Clifton * config/mcore/predicates.md (mcore_general_movesrc_operand): Accept CONSTs. (mcore_general_movdst_operand): Do not accept CONST_INTs. (mcore_arith_K_S_operand): Run the test for the S constraint not the test for the M constraint. (mcore_addsub_operand): Do not accept integer values that are larger than 32 bits. * config/mcore/mcore.md: Remove unused constraints from split. (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL. (addsi3): Likewise. (allocate_stack): Likewise. * config/mcore/mcore.c (mcore_print_operand): Restrict output of P operands to 32 bits. (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an INTVAL. (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore, mcore_const_ok_for_inline, mcore_const_trick_uses_not, try_constant_tricks, mcore_num_ones, mcore_num_zeros, mcore_output_bclri, mcore_output_andn, output_inline_const, mcore_output_move, mcore_output_movedouble): Likewise. (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N. (output_inline_const): Likewise. (output_inline_const): Fix format strings used in sprintf statements. * config/mcore/mcore-protos.h: Update prototypes for changed functions in mcore.c. * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to HOST_WIDE_INT and not int. (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise. (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P. (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold an INTVAL. 2007-01-10 Jan Hubicka * tree-vrp.c (remove_range_assertions): Release defs. * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise. * tree-ssa-dom.c (remove_stmt_or_phi): Likewise. 2007-01-10 Paul Brook * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract. * config/arm/arm.md (mulsi3subsi): New insn. 2007-01-10 Zdenek Dvorak * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ... (tree_transform_and_unroll_loop): New. * tree-flow.h (transform_callback, tree_transform_and_unroll_loop): Declare. 2007-01-10 Robert Kennedy * fold-const.c (fold_comparison): Fold comparisons like (x * 1000 < 0) to (x < 0). 2007-01-10 Ian Lance Taylor * tree-pretty-print.c (dump_generic_node): Print parentheses when operands have the same priority. 2007-01-10 Tom Tromey * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p. (fold_binary): Likewise. * langhooks.c (lhd_can_use_bit_fields_p): Removed. * langhooks-def.h (lhd_can_use_bit_fields_p): Removed. (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed. (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P. * langhooks.h (struct lang_hooks): Removed field 'can_use_bit_fields_p'. 2007-01-10 Ralf Corsépius * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS. 2007-01-10 Razya Ladelsky * function.c (get_last_funcdef_no): New function. * function.h (get_last_funcdef_no): Declare. * tree-inline.c (initialize_cfun): Add initialization. (tree_function_versioning): Cleanup. 2007-01-10 Jan Hubicka * tree-inline.c (setup_one_parameter): Do not propagate into abnormal PHIs. 2007-01-10 Sa Liu Ben Elliston * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode for SAVE_NONLOCAL and Pmode for any other save level. * spu-protos.h (spu_restore_stack_block): Declare. * spu.md (save_stack_block): Remove. (restore_stack_block): Call spu_restore_stack_block. * spu.c (spu_restore_stack_block): New function. (spu_expand_epilogue): Remove old comment. 2007-01-09 Zdenek Dvorak PR tree-optimization/30322 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed. (cand_value_at): Return the value as aff_tree. (may_eliminate_iv): Convert the bound from aff_tree to tree. * tree-affine.c (aff_combination_add_cst, aff_combination_add_product, aff_combination_mult): New functions. (aff_combination_add): Use aff_combination_add_cst. (aff_combination_convert): Allow conversions to a wider type. (tree_to_aff_combination): Handle BIT_NOT_EXPR. * tree-affine.h (aff_combination_mult): Declare. 2007-01-09 Carlos O'Donell * doc/tm.texi: Update documentation to reflect reality of exec and start file search behaviours. Update copyright year. * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find header file directories. 2007-01-09 Uros Bizjak * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387. (*cosxf2): Rename to cosxf2_i387. (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns using X87MODEF12 mode macro. Rename patterns to *sin_extendxf2_i387. Use SSE_FLOAT_MODE_P to disable patterns for SSE math. (*cosdf2, *cossf2): Ditto. (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters to match extended input operands. (sincos3): New expander. (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove insn patterns and corresponding splitters. 2007-01-09 Kaz Kojima * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete. (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise. 2007-01-09 Nicolas Pitre PR target/30173 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero. 2007-01-08 Geoffrey Keating * target.h (struct gcc_target): New field library_rtti_comdat. * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New. (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT. * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT. * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define. 2007-01-08 Geoffrey Keating * doc/invoke.texi (Optimize Options): Correct description of -O0. 2007-01-08 Richard Guenther * tree.h (force_fit_type_double): Export. (force_fit_type): Remove. * fold-const.c (force_fit_type_double): New function. (force_fit_type): Remove. (int_const_binop): Use it. (fold_convert_const_int_from_int): Likewise. (fold_convert_const_int_from_real): Likewise. (fold_div_compare): Likewise. (fold_sign_changed_comparison): Likewise. (fold_unary): Likewise. (fold_negate_const): Likewise. (fold_abs_const): Likewise. (fold_not_const): Likewise. * c-common.c (shorten_compare): Use force_fit_type_double. * convert.c (convert_to_pointer): Likewise. 2007-01-08 Richard Guenther * tree.h (build_int_cst_wide_type): Export. * tree.c (build_int_cst_wide_type): New function. (build_int_cst_wide): Fix comment. * builtins.c (fold_builtin_object_size): Use build_int_cst to build -1 or 0 of the correct type. Use fit_double_type to check for overflow. * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type to build the mask. (decode_field_reference): Likewise. (all_ones_mask_p): Likewise. (native_interpret_int): Use build_int_cst_wide_type. (fold_binary): Use build_int_cst_type to build an all-ones value. * stor-layout.c (set_sizetype): Use build_int_cst_wide_type. 2007-01-08 Daniel Jacobowitz * config/pa/t-pa64 (libgcc_stub.a): Use $(T). 2007-01-09 Ben Elliston * genautomata.c (STATS_OPTION): New option. (stats_flag): New flag. (gen_automata_option): Handle it. (initiate_automaton_gen): Ditto. (write_automata): Output statistics only if stats_flag is set. Likewise, output time statistics only if time_flag is set. * doc/md.texi (Processor pipeline description): Document new flag. 2007-01-08 Richard Guenther * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type. * tree.c (build_int_cst_type): Likewise. (size_in_bytes): Don't call force_fit_type on the result. (int_fits_type_p): Use fit_double_type. * fold-const.c (fit_double_type): New function. (force_fit_type): Use it. * tree.h (fit_double_type): Export. 2007-01-08 Jan Hubicka * tree-vectorizer.c (gate_increase_alignment): Fix return type. * ipa.c (function_and_variable_visibility): Fix return type. 2007-01-08 Richard Guenther * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type of offset to build the index. * tree-pretty-print.c (dump_generic_node): Don't build negated const just for printing. * c-pretty-print.c (pp_c_integer_constant): Likewise. * builtins.c (fold_builtin_int_roundingfn): Check if result fits the type by using force_fit_type and comparing the result. * predict.c (predict_loops): Use compare_tree_int for comparison. * tree.c (build_int_cst): Fall back to integer_type_node for NULL_TREE type. (build_int_cst_wide): Assert type is non-null. 2007-01-08 Roberto Costa * tree-vrp.c (extract_range_from_cond_expr): New. (extract_range_from_expr): Handle COND_EXPR nodes used as expressions. * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used as expressions. (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs. * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond, tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes used as expressions. * tree-object-size.c (cond_expr_object_size): New. (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions. 2007-01-08 Jan Hubicka * tree-ssa-forwprop.c (forward_propagate_into_cond, tree_ssa_forward_propagate_single_use_va): Release defs of propagated statement. 2007-01-08 Richard Guenther PR tree-optimization/23603 * tree-vrp.c (set_value_range_to_truthvalue): New function. (extract_range_from_binary): Fall back to truthvalue instead of varying for TRUTH_*_EXPR. (extract_range_from_comparison): Fall back to truthvalue instead of varying. (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF if all visited PHI values were constant. 2007-01-08 Jan Hubicka * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag. (cgraph_analyze_function): break out from ... (cgraph_finalize_compilation_unit): ... here. (cgraph_expand_function): Remove forgoten commented out line. (cgraph_optimize): Analyze functions. 2007-01-08 Jan Hubicka * tree-pas.h (TODO_remove_function): New flag. (TODO_update*): Renumber. (pass_ipa_increase_alignment, pass_ipa_function_and_variable_visibility): New passes. * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c (cgraph_function_and_variable_visibility): Move to ipa.c (cgraph_optimize): Don't call cgraph_function_and_variable_visibility, cgraph_increase_alignment. * ipa-inline.c (cgraph_decide_inlining): Don't push timevar. (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before calling tree-inline. (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes. (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c (gate_increase_alignment): New function. (pass_ipa_increase_alignment): New pass. * ipa.c: Inline tree-pass.h and timevar.h (function_and_variable_visibility): Move here from cgraphunit.c * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions. * passes.c (init_optimization_passes): Add the two new passes. (execute_todo): Handle cgraph_remove_functions. 2007-01-08 Nick Clifton * config/frv/predicates.md (reg_or_0_operand): Accept CONST_DOUBLEs. 2007-01-08 Ralf Corsépius * config/bfin/rtems.h, config/bfin/t-rtems: New. * config.gcc: Add bfin*-rtems*. 2007-01-08 Mark Shinwell * c.opt: Add -flax-vector-conversions. * c-typeck.c (convert_for_assignment): Pass flag to vector_types_convertible_p to allow emission of note. (digest_init): Likewise. * c-opts.c: Handle -flax-vector-conversions. * c-common.c (flag_lax_vector_conversions): New. (vector_types_convertible_p): Unless -flax-vector conversions has been passed, disallow conversions between vectors with differing numbers of subparts and/or element types. If such a conversion is disallowed, possibly emit a note on the first occasion only to inform the user of -flax-vector-conversions. The new last argument specifies this. * c-common.h (flag_lax_vector_conversions): New. (vector_types_convertible_p): Add extra argument. * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use char_type_node for V*QI type vectors. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Update to satisfy new typechecking rules. * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both C and C++ variants. * doc/invoke.texi (C Dialect Options): Document -flax-vector-conversions. 2007-01-08 Mark Shinwell PR tree-optimization/29877 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with a register variable on the RHS to not be replaceable. 2007-01-08 Chen Liqin * config/score/t-score-elf (MULTILIB_OPTIONS): Change. * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12, const_simm15, const_pow2, const_npow2): Added. * config/score/misc.md (insv, extv, extzv, movmemsi, move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug. * config/score/score.c (score_address_cost, score_select_cc_mode): Added. Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define. Update score_rtx_costs for MACRO TARGET_RTX_COSTS. Update score_print_operand. * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added. Adjust register allocate order and update some macro define. * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store, mdx_block_move_straight, mdx_block_move_loop_head, mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop, mdx_block_move): Added. (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi, mdp_limm): Updated and fix some bug and typo. * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated. (movsf, movdf, doloop_end): Added. 2007-01-08 Kazu Hirata * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md, config/arm/thumb2.md: Fix comment typos. * doc/extend.texi: Fix a typo. 2007-01-07 Eric Christopher * configure.ac: Check for __stack_chk_fail for darwin. * configure: Regenerate. 2007-01-07 Richard Guenther * tree-vrp.c (extract_range_from_assert): CSE calls to compare_values where possible. (extract_range_from_unary_expr): Likewise. 2007-01-07 Anatoly Sokolov * config/avr/avr-protos.h (call_insn_operand): Delete prototype. * config/avr/avr.c (call_insn_operand): Delete function. * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP instead of register number. Use predicates. * config/avr/predicates.md (const0_operand, reg_or_0_operand, call_insn_operand): Add. 2007-01-06 Jan Hubicka * tree-pass.h (pass_build_cgraph_edges): Declare. * cgraphunit.c (record_refernece): Move to cgraphbuild.c (visited_nodes): Remove. (cgraph_create_edges): Move to cgraphbuild.c; rename to build_cgrpah_edges; make visited_nodes local. (cgraph_process_new_functions): DO not call initialize_inline_failed. (record_references_in_initializer): Move to cgraphbuild.c (initialize_inline_failed, rebuild_cgraph_edges, pass_rebuild_cgraph_edges): Move to cgraphbuild.c. (verify_cgraph_node): Make visited_nodes local. (cgraph_analyze_function): Do not call cgraph_create_edges and initialize_inline_failed. (cgraph_expand_function): Do not call cgraph_lower_function; assert that function is already lowered. * Makefile.in (cgraphbuild.o): New. * passes.c (init_optimization_passes): Add pass_build_cgraph_edges at the end of lowering passes. 2007-01-06 Steven Bosscher * ifcvt.c (cond_move_convert_if_block): New function, code factored out from... (cond_move_process_if_block): ...here. Call the new function on the THEN and ELSE blocks. (merge_if_block): Do not copy global_live_at_end, merge_blocks already takes care of this. 2007-01-05 Manuel Lopez-Ibanez PR c/19978 * tree.h (TREE_OVERFLOW_P): New. * c-typeck.c (parser_build_unary_op): Warn only if result overflowed and operands did not. (parser_build_binary_op): Likewise. (convert_for_assignment): Remove redundant overflow_warning. * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW. 2007-01-05 Manuel Lopez-Ibanez * c-typeck.c (store_init_value): Split over two lines to follow the GNU coding style. 2007-01-05 Benjamin Kosnik * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to __GXX_EXPERIMENTAL_CXX0X__. * doc/cpp.texi: Same. 2007-01-05 Richard Guenther PR middle-end/27826 * tree.c (get_narrower): Do not construct COMPONENT_REFs with mismatched types. Instead explicitly build a conversion NOP_EXPR. 2007-01-05 Ian Lance Taylor * c-common.c (decl_with_nonnull_addr_p): New function. (c_common_truthvalue_conversion): Call it. * c-typeck.c (build_binary_op): Likewise. * c-common.h (decl_with_nonnull_addr_p): Declare. 2007-01-05 Jakub Jelinek PR c/30360 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of denom against 0.0. 2007-01-05 Joel Brobecker * doc/install.texi (Final install): Document the fact that the GNAT runtime should not be stripped. 2007-01-04 Jan Hubicka * tree-inline.c (fold_marked_statements): Update operand caches and EH after folding 2007-01-04 Ian Lance Taylor * c-common.c (check_function_nonnull): Whitespace fix. 2007-01-04 Jan Hubicka * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely comitted older version of patch. (pass_fixup_cfg): Add TODOs to verify flow and statements, dump function, celanup cfg and collect garbage. 2007-01-04 Mike Stump * Makefile.in (mostlyclean): Don't remove libgcc anymore. (clean): Likewise. 2007-01-04 Eric Christopher * libgcc2.c (__bswapsi2): Use SItype. (__bswapdi2): Use DItype. * libgcc2.h: Update for above. 2007-01-04 Paul Brook * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0, mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0, mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3, umulsidi3, umulsidi3adddi, smulsi3_highpart, umulsi3_highpart): Make conditional on !arm_arch6. (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6, mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6, mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6, umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6, umulsi3_highpart_v6): New insns. 2007-01-04 Roger Sayle * fold-const.c (fold_convert): When casting an expression to void, fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't have a type. Instead of attempting to build a NOP_EXPR, return these "special" trees directly. 2007-01-04 Joseph Myers * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for MULT inside MINUS as either argument. Use rs6000_cost->dmul - rs6000_cost->fp not 0 as adjustment for outer NEG. 2007-01-04 Jan Hubicka * cgraph.c (cgraph_release_function_body): New function. (cgraph_remove_node): Use it. * cgraph.h (cgraph_release_function_body): Declare. * cgraphunit.c (cgraph_expand_function): Use it. * ipa.c (cgraph_remove_unreahchable_nodes): Use it. * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing is initialized and while compilation of other function is running. * tree-optimize.c (execute_free_cfg_annotations): Move code to clear statement CFG annotations from here to ... * tree-cfg.c (delete_tree_cfg_annotations): ... here. 2007-01-04 Zdenek Dvorak * cfgloop.h (enum li_flags): Make the constants powers of two. 2007-01-04 Jan Hubicka * tree-inline.c (copy_bb): Insert new statements to statements_to_fold set. (fold_marked_statements): New function. (optimize_inline_calls, tree_function_versioning): Fold new statements. * tree-inline.h (copy_body_data): Add statements_to_fold. 2007-01-03 Daniel Jacobowitz * config.gcc: Mention libgcc/config.host. * Makefile.in: Update comments mentioning libgcc. (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete. (all.cross, start.encap, rest.encap, rest.cross): Update dependencies for libgcc move. (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib) (clean-target, clean-target-libgcc): Delete. (srcdirify, GCC_EXTRA_PARTS): New macros. (libgcc-support, libgcc.mvars): New rules. (distclean): Remove mention of mklibgcc. (install): Don't reference INSTALL_LIBGCC. (install-common): Don't reference EXTRA_PARTS. (install-libgcc, install-multilib): Delete rules. * mklibgcc.in: Delete file. * doc/configfiles.texi: Don't mention mklibgcc. * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc). * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise. * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise. * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES) (mklibgcc, ldblspecs): Likewise. * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def) (posixpre.def): Use $(T). (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP) (SHLIB_SRC, SHLIB_INSTALL): Delete. (SHLIB_LINK): Make dummy. * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK. * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear. * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS. * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30, config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos, config/rs6000/t-newas, config/sparc/t-elf: Likewise. * configure.ac (all_outputs): Remove mklibgcc. * configure: Regenerated. 2007-01-03 Josh Conner PR middle-end/29683 * calls.c (compute_argument_addresses): Set stack and stack_slot for partial args, too. (store_one_arg): Use locate.size.constant for the size when generating a save_area. 2007-01-03 Robert Kennedy * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results whose definitions are deleted due to basic block merging. 2007-01-03 Paul Brook PR target/16634 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt functions. (use_return_insn): Return 0 for Thumb interrupt functions. (print_multi_reg): Add rfe argument for IRQ returns. (arm_output_epilogue): Pop interrupt return address directly into PC. (arm_expand_prologue): Only adjust IRQ return address in Arm mode. 2007-01-03 Paul Brook Merge from sourcerygxx-4_1. * config/arm/thumb2.md: New file. * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for Thumb-2. * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto. * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion. (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables. * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables. (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion. * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm comptibility. * config/arm/ieee754-sf.S: Ditto. * config/arm/arm.c (thumb_base_register_rtx_p): Rename... (thumb1_base_register_rtx_p): ... to this. (thumb_index_register_rtx_p): Rename... (thumb1_index_register_rtx_p): ... to this. (thumb_output_function_prologue): Rename... (thumb1_output_function_prologue): ... to this. (thumb_legitimate_address_p): Rename... (thumb1_legitimate_address_p): ... to this. (thumb_rtx_costs): Rename... (thumb1_rtx_costs): ... to this. (thumb_compute_save_reg_mask): Rename... (thumb1_compute_save_reg_mask): ... to this. (thumb_final_prescan_insn): Rename... (thumb1_final_prescan_insn): ... to this. (thumb_expand_epilogue): Rename... (thumb1_expand_epilogue): ... to this. (arm_unwind_emit_stm): Rename... (arm_unwind_emit_sequence): ... to this. (thumb2_legitimate_index_p, thumb2_legitimate_address_p, thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec, thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem, arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition, thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift, thumb2_output_casesi): New functions. (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define. (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7, FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME, THUMB2_WORK_REGS): Define. (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count, arm_condexec_mask, arm_condexec_masklen)): New variables. (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m. (arm_override_options): Check new CPU capabilities. Set new architecture flag variables. (arm_isr_value): Handle v7m interrupt functions. (user_return_insn): Return 0 for v7m interrupt functions. Handle Thumb-2. (const_ok_for_arm): Handle Thumb-2 constants. (arm_gen_constant): Ditto. Use movw when available. (arm_function_ok_for_sibcall): Return false for v7m interrupt functions. (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2. (thumb_find_work_register, arm_load_pic_register, legitimize_tls_address, arm_address_cost, load_multiple_sequence, emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size, print_multi_reg, output_mov_long_double_fpa_from_arm, output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm, output_mov_double_fpa_from_arm, output_move_double, arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask, output_return_instruction, arm_output_function_prologue, arm_output_epilogue, arm_get_frame_offsets, arm_regno_class, arm_output_mi_thunk, thumb_set_return_address): Ditto. (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs. (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC. (arithmetic_instr, shift_op): Use arm_shift_nmem. (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.', '!' and 'L'. (arm_final_prescan_insn): Use extract_constrain_insn_cached. (thumb_expand_prologue): Use thumb_set_frame_pointer. (arm_file_start): Output directive for unified syntax. (arm_unwind_emit_set): Handle stack alignment instruction. * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__. Add v6t2, v7, v7a, v7r and v7m. (RETLDM): Add Thumb-2 code. (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros. * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__. (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY, TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN, THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS, ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE, CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END, ADJUST_INSN_LENGTH): Define. (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE, STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS, BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES, PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT, HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP, HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG, REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P, REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS, LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS, GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST, ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME, FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P, PRINT_OPERAND_ADDRESS): Adjust for Thumb-2. (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations. * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and cortex-m3. * config/arm/arm-tune.md: Regenerate. * config/arm/arm-protos.h: Update prototypes. * config/arm/vfp.md: Enable patterns for Thumb-2. (arm_movsi_vfp): Add movw alternative. Use output_move_vfp. (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp. (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp, thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New. * config/arm/libunwind.S: Add Thumb-2 code. * config/arm/constraints.md: Update include Thumb-2. * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support. * config/arm/ieee754-df.S: Ditto. * config/arm/bpabi.S: Ditto. * config/arm/t-arm (MD_INCLUDES): Add thumb2.md. * config/arm/predicates.md (low_register_operand, low_reg_or_int_operand, thumb_16bit_operator): New. (thumb_cmp_operand, thumb_cmpneg_operand): Rename... (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this. * config/arm/t-arm-elf: Add armv7 multilib. * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm. Include thumb2.md. (UNSPEC_STACK_ALIGN, ce_count): New. (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3, arm_zero_extendsidi2, arm_zero_extendqidi2): New insns/expanders. * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm. (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa, thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns. * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm. (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn, thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New insns. * doc/extend.texi: Document ARMv7-M interrupt functions. * doc/invoke.texi: Document Thumb-2 new cores+architectures. 2007-01-03 Jakub Jelinek * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define. (struct _Unwind_Context): Rename args_size to flags, remove signal_frame field, add a new args_size field and version field. (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame, _Unwind_IsExtendedContext): New inline functions. (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr): Assume by_value array is only present if _Unwind_IsExtendedContext. (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use _Unwind_IsSignalFrame. (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT. (uw_update_context_1): Use _Unwind_SetSignalFrame. (uw_init_context_1): Initialize context->flags to EXTENDED_CONTEXT_BIT. * config/rs6000/linux-unwind.h (frob_update_context): Use _Unwind_SetSignalFrame. 2007-01-03 Andrew Pinski PR middle-end/30353 * gimplify.c (gimplify_modify_expr_complex_part): Move below tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need the value. 2007-01-03 Kazu Hirata * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P, REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER, RET, AT_SP): Remove. * config/i386/i386.md (*sse_prologue_save_insn): Use return instead of RET. * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared. * cfgbuild.c (find_basic_blocks): Likewise. * cfgrtl.c (rtl_create_basic_block): Likewise. * function.c (temp_slots_at_level): Likewise. * reg-stack.c (stack_regs_mentioned): Likewise. * regclass.c (allocate_reg_info): Likewise. * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb, set_bb_for_stmt, move_block_to_fn): Likewise. * tree-complex.c (tree_lower_complex): Likewise. * vec.h (VEC_safe_grow_cleared): New. * cgraphunit.c, tree-ssa-alias.c: Fix comment typos. 2007-01-03 Zdenek Dvorak * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify. * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities to loop_version. * cfgloopmanip.c (scale_loop_frequencies): Export. (loopify): Scale the frequencies by prescribed coefficients. (set_zero_probability): New function. (duplicate_loop_to_header_edge): Improve updating of frequencies. (lv_adjust_loop_entry_edge, loop_version): Set probabilities and frequencies according to arguments. * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities correctly. * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up. * modulo-sched.c (sms_schedule): Set probabilities for entering versioned loop correctly. * tree-vect-transform.c (vect_transform_loop): Ditto. * cfgloop.h (loopify, loop_version): Declaration changed. (scale_loop_frequencies): Declared. 2007-01-02 Jan Hubicka * cgraph.c: Include tree-flow.h (cgraph_add_new-function): Handle IPA_SSA mode; execute early_local_passes. * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA. * tree-pass.h (pass_all_early_optimizations): Declare. * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute early_local_passes. (cgraph_analyze_function): Do early_local_passes. * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for): Do not add referenced vars. * tree-optimize.c (gate_all_optimizations): Do not execute when not in SSA form. (gate_all_early_local_passes): New gate. (pass_early_local_passes): Use new gate. (execute_early_local_optimizations): New functions. (gate_all_early_optimizations): New gate. (pass_all_early_optimizations): New pass. (execute_free_datastructures): Free SSA only when initialized. (gate_init_datastructures): Init only when optimizing. (tree_lowering_passes): Do early local passes when called late. * tree-profile.c (do_tree_profiling): Don't profile functions added late. (do_early_tree_profiling, pass_early_tree_profile): Kill. * tree-cfg.c (update_modified_stmts): Do not update when operands are not active. * passes.c (init_optimizations_passes): Reorder so we go into SSA during early_local_passes. * Makefile.in (cgraph.o): Add dependency on tree-flow.h. 2007-01-02 Carlos O'Donell * Makefile.in: Update copyright year. 2007-01-02 Carlos O'Donell * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST) in $(lang_checks) and check-consistency targets. 2007-01-02 Jan Hubicka * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for): Do not add referenced vars. * tree-cfg.c (update_modified_stmts): Do not update when SSA operands are not active. * passes.c (init_optimization_passes): Put mudflap_2 after free_datastructures. 2007-01-02 Jan Hubicka * tree-optimize (execute_fixup_cfg): Set after_inlining flag. Set NOTHROW flag on call statements proved to be nothrow. Update statement of local calls so new pure/const functions are updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal goto receivers. (tree_rest_of_compilation): Register hooks and initialize bitmap early. Do not set after_inlining flag. 2007-01-02 Steve Ellcey * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to HOST_BITS_PER_LONGLONG 2007-01-02 Manuel Lopez-Ibanez PR c/19977 * c-typeck.c (store_init_value): Don't emit pedantic overflow warning for non-static initializers. 2007-01-02 Steven Bosscher * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md, m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c, rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c: Always use set_unique_reg_note to add REG_EQUAL notes. 2007-01-02 Kazu Hirata Revert: 2007-01-02 Kazu Hirata * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared. * cfgbuild.c (find_basic_blocks): Likewise. * cfgrtl.c (rtl_create_basic_block): Likewise. * function.c (temp_slots_at_level): Likewise. * reg-stack.c (stack_regs_mentioned): Likewise. * regclass.c (allocate_reg_info): Likewise. * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb, set_bb_for_stmt, move_block_to_fn): Likewise. * tree-complex.c (tree_lower_complex): Likewise. * vec.h (VEC_safe_grow_cleared): New. 2007-01-02 Ian Lance Taylor * c-common.c (c_common_truthvalue_conversion): When warning about using an assignment as a truth value, set TREE_NO_WARNING. 2007-01-02 Manuel Lopez-Ibanez PR middle-end/7651 * c.opt (Wold-style-declaration): New. * doc/invoke.texi (C-only Warning Options): New. (Wold-style-declaration): Document it. (Wextra): Enabled by -Wextra. * c-opts.c (c_common_post_options): Enabled by -Wextra. * c-decl.c (declspecs_add_scspec): Replace -Wextra with -Wold-style-declaration. 2007-01-02 Kazu Hirata * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared. * cfgbuild.c (find_basic_blocks): Likewise. * cfgrtl.c (rtl_create_basic_block): Likewise. * function.c (temp_slots_at_level): Likewise. * reg-stack.c (stack_regs_mentioned): Likewise. * regclass.c (allocate_reg_info): Likewise. * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb, set_bb_for_stmt, move_block_to_fn): Likewise. * tree-complex.c (tree_lower_complex): Likewise. * vec.h (VEC_safe_grow_cleared): New. 2007-01-02 Douglas Gregor * c-common.c(c_common_nodes_and_builtins): Since variants of void_type_node get built before it is given a name, we need to give those variants the name, too. (complete_array_type): We need to work with the canonical main type of the array, from which we will build the qualified version. * params.def (PARAM_VERIFY_CANONICAL_TYPES): New. * print-tree.c (print_node): Display canonical type information for each type. * stor-layout.c (layout_type): When we don't know the alignment of a type for which we're building an array, we end up guessing wrong, so make the type require structural equality. * tree.c (make_node_stat): When we build a new type, it is its own canonical type. (build_type_attribute_qual_variant): When building an attribute variant, its canonical type is the non-attribute variant. However, if the attributes are target-dependent and they differ, we need to use structural equality checks for this type. (build_qualified_type): A qualified type is not equivalent to its unqualified variant; set the canonical type appropriately. (build_distinct_type_copy): When building a distinct type from another type, the new type is its own canonical type. (build_variant_type_copy): When building a new type variant, we assume that it is equivalent to the original type. (build_pointer_type_for_mode): When building a pointer type, also build a canonical type pointer. (build_reference_type_for_mode): When building a reference type, also build a canonical type reference. (build_index_type): When we can't hash an index type (e.g., because its maximum value is negative), the index type requires structural equality tests. (build_array_type): Build the canonical form of an array type. (build_function_type): Function types require structural equality, because they contain default arguments, attributes, etc. (build_method_type_directly): Ditto for method types. (build_offset_type): Build the canonical offset type. (build_complex_type): Build the canonical vector type. (make_vector_type): Build the canonical vector type. * tree.h (TYPE_CANONICAL): New. (TYPE_STRUCTURAL_EQUALITY_P): New. (SET_TYPE_STRUCTURAL_EQUALITY): New. (struct tree_type): Added "canonical" field. * params.h (VERIFY_CANONICAL_TYPES): New. * doc/c-tree.texi (TYPE_CANONICAL): Document. (TYPE_STRUCTURAL_EQUALITY_P): Document. (SET_TYPE_STRUCTURAL_EQUALITY): Document. * doc/invoke.texi (verify-canonical-types): Document --param parameter for verifying canonical types. 2007-01-02 Joseph Myers * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*, powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*, powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae, powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to tm_file. * config/rs6000/e500.h: New. * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE): Remove. * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE): Remove. * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove. * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define. * config/rs6000/rs6000.c (rs6000_override_options): Use CHECK_E500_OPTIONS. 2007-01-02 Joseph Myers * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE || TARGET_E500_DOUBLE), not TARGET_E500, for %y. (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch, rs6000_emit_cmove): Don't check TARGET_E500. * config/rs6000/rs6000.md (bunordered, bordered, sunordered, sordered): Don't check TARGET_E500. 2007-01-01 Eric Christopher * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use HARD_REGISTER_NUM_P. 2007-01-01 Roger Sayle * fold-const.c (fold_binary) : Fold "(X^C1) eq/ne C2" into "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2)) eq/ne Y". 2007-01-01 Mike Stump * configure.ac: Remove support for building with Apple's gcc-3.1. 2007-01-02 Joseph Myers PR middle-end/30311 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner REG is a hard register. Do not modify REG before calling subreg_nregs. * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a multiple of the size of YMODE for certain lowpart cases. 2007-01-01 Andrew Pinski PR middle-end/30253 * gimplify (voidify_wrapper_expr): Update for GIMPLE_MODIFY_STMT. 2007-01-01 Andreas Schwab PR target/29166 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for save of BR0 in extra_spill_size instead of spill_size. (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill area. (ia64_expand_epilogue): Restore BR0 from its new location. 2007-01-01 Andrew Pinski * gimplify.c (gimplify_init_constructor ): Use a temporary variable if the left hand side is not a gimple register. 2007-01-01 Andrew Pinski * gimplify.c (gimplify_return_expr): Make the temporary variable for the return expression, a gimple register variable. 2007-01-01 Jan Hubicka * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for INSN_LIST. 2007-01-01 Mike Stump * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for .literal16. * config/darwin.c (machopic_select_rtx_section): Use HAVE_GAS_LITERAL16. (darwin_mergeable_constant_section): Likewise. * configure: Regenerate. * config.in: Regenerate. 2007-01-01 Jan Hubicka Andrew Pinski * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions before starting IPA passes.