-18-01-2007 Jan Hubicka <jh@suse.cz>
+2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ 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 <dmueller@suse.de>
+
+ * 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 <ubizjak@gmail.com>
+
+ * config/i386/i386.md (acos<mode>2): 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.
+ (asin<mode>2): Similarly, with asin expanders.
+ (*fscalexf4_i387): Rename from *fscalexf4.
+ (expNcorexf3): New expander.
+ (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
+ (exp<mode>2): 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.
+ (exp10<mode>2): Similarly, with exp10 expanders.
+ (exp2<mode>2): Similarly, with exp2 expanders.
+ (expm1<mode>2): Similarly, with expm1 expanders.
+ (ldexp<mode>3): Similarly, with ldexp expanders.
+ (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
+ Use gen_truncxf<mode>2_i387_noop to truncate result.
+
+2007-01-19 Richard Sandiford <richard@codesourcery.com>
+
+ * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
+ for ColdFire targets.
+
+2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
+ Richard Sandiford <richard@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
+ from accepting 's' constraints if flag_pic.
+
+2007-01-19 Richard Sandiford <richard@codesourcery.com>
+
+ * 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 <sandra@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+ Julian Brown <julian@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * 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 <dmueller@suse.de>
+
+ * tree-ssa-alias.c (perform_var_substitution): Fix typo
+ in dump_flags test.
+
+2007-01-19 Richard Guenther <rguenther@suse.de>
+
+ * builtins.c (expand_builtin_cexpi): Fall back to expanding
+ via cexp in case sincos is not available.
+
+2007-01-19 Richard Guenther <rguenther@suse.de>
+
+ * 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 <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
+ New insn patterns.
+ (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
+ (atan2xf3): Directly generate RTL pattern.
+ (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
+ patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
+ and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
+ disable patterns for SSE math.
+ (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
+ patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
+ and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
+ disable patterns for SSE math.
+
+2007-01-19 Alexandre Oliva <aoliva@redhat.com>
+
+ * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
+
+2007-01-18 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
+ VIEW_CONVERT_EXPR to the same type as it's operand.
+
+2007-01-18 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
+ configured for long double 128.
+
+2007-01-18 Mike Stump <mrs@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
+ error.
+
+2007-01-18 Michael Meissner <michael.meissner@amd.com>
+
+ * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
+ type correct.
+
+2007-01-18 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-operands.c (vop_free_bucket_size): Never return value
+ greater than NUM_VOP_FREE_BUCKETS.
+
+2007-01-18 Daniel Berlin <dberlin@dberlin.org>
+
+ * 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 <kazu@codesourcery.com>
+ Richard Sandiford <richard@codesourcery.com>
+
+ * 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 <kazu@codesourcery.com>
+
+ * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
+ output a NOP for empty epilogues.
+
+2007-01-18 Richard Sandiford <richard@codesourcery.com>
+
+ * 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 <kazu@codesourcery.com>
+
+ * 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 <nathan@codesourcery.com>
+
+ * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
+ nearest even, fix denormal rounding overflow.
+
+2007-01-18 Richard Sandiford <richard@codesourcery.com>
+
+ * 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.
+ (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
+
+2007-01-18 Richard Sandiford <richard@codesourcery.com>
+
+ * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
+ GPR<-GPR moves.
+
+2007-01-18 Richard Sandiford <richard@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * 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 <nathan@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
+
+2007-01-18 Kazu Hirata <kazu@codesourcery.com>
+ Richard Sandiford <richard@codesourcery.com>
+
+ * 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 <nathan@codesourcery.com>
+
+ * 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 <nathan@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+ Nathan Sidwell <nathan@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * 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 <julian@codesourcery.com>
+ Richard Sandiford <richard@codesourcery.com>
+
+ * 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 <richard@codesourcery.com>
+
+ * 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 <kkojima@rr.iij4u.or.jp>
+
+ * 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 <jconner@apple.com>
+
+ PR target/30485
+ * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
+ support for UNLE, UNLT, UNGE, and UNGT.
+
+2007-01-18 Jan Hubicka <jh@suse.cz>
+
+ * 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 <ubizjak@gmail.com>
+
+ * 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_extend<mode>xf4_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.
+ (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
+ patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
+ and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
+ disable patterns for SSE math.
+ (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
+ (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
+
+2007-01-18 Dirk Mueller <dmueller@suse.de>
+ Richard Guenther <rguenther@suse.de>
+
+ 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 <jh@suse.cz>
* tree-ssa-ccp.c (ccp_finalize): Return if something changed.
(execute_ssa_ccp): Return flags conditionally.
changed.
* tree-ssa-propagate.h (substitute_and_fold): Update prototype.
-18-01-2007 Steven Bosscher <steven@gcc.gnu.org>
+2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
* cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
* config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
(fyl2x_extend<mode>xf3_i387): New insn pattern.
(log<mode>2): Rename from logsf2 and logdf2 and macroize insn
- insn patterns using X87MODEF12 mode macro. Extend operand 1
+ patterns using X87MODEF12 mode macro. Extend operand 1
to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
(log10<mode>2): Ditto.
(log2<mode>2): Ditto.
(*fxtractxf3_i387): Rename from *fxtractxf3.
(fxtract_extend<mode>xf3_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().