+2008-01-26 Zdenek Dvorak <ook@ucw.cz>
+
+ PR target/34711
+ * tree-ssa-loop-ivopts.c (comp_cost): New type.
+ (zero_cost, infinite_cost): New constants.
+ (struct cost_pair): Change type of cost to comp_cost.
+ (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
+ (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
+ New functions.
+ (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
+ split_address_cost, ptr_difference_cost, difference_cost,
+ get_computation_cost_at, get_computation_cost,
+ determine_use_iv_cost_generic, determine_use_iv_cost_address,
+ determine_use_iv_cost_condition, determine_use_iv_costs,
+ cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
+ iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
+ iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
+ Change type of cost to comp_cost.
+ (determine_iv_cost): Increase cost of non-original ivs, instead
+ of decreasing the cost of original ones.
+ (get_address_cost): Indicate the complexity of the addressing mode
+ in comp_cost.
+ (try_add_cand_for): Prefer using ivs not specific to some object.
+ * tree-flow.h (force_expr_to_var_cost): Declaration removed.
+
+2007-01-26 Peter Bergner <bergner@vnet.ibm.com>
+ Janis Johnson <janis187@us.ibm.com>
+
+ PR target/34814
+ * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
+ (TARGET_INSTANTIATE_DECLS): Likewise.
+ * target.h (expand_to_rtl_hook): New target hook.
+ (instantiate_decls): Likewise.
+ * function.c (instantiate_decl): Make non-static. Rename to...
+ (instantiate_decl_rtl): ... this.
+ (instantiate_expr): Use instantiate_decl_rtl.
+ (instantiate_decls_1): Likewise.
+ (instantiate_decls): Likewise.
+ (instantiate_virtual_regs: Call new instantiate_decls taget hook.
+ * function.h (instantiate_decl_rtl): Add prototype.
+ * cfgexpand.c (target.h): New include.
+ (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
+ * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
+ (TARGET_INSTANTIATE_DECLS): Likewise.
+ (TARGET_INITIALIZER): New target hooks added.
+ * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
+ New prototype.
+ * config/rs6000/rs6000.c (tree-flow.h): New include.
+ (machine_function): Add sdmode_stack_slot field.
+ (rs6000_alloc_sdmode_stack_slot): New function.
+ (rs6000_instantiate_decls): Likewise.
+ (rs6000_secondary_memory_needed_rtx): Likewise.
+ (rs6000_check_sdmode): Likewise.
+ (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
+ (TARGET_INSTANTIATE_DECLS): Likewise.
+ (rs6000_hard_regno_mode_ok): Allow SDmode.
+ (num_insns_constant): Likewise. Handle _Decimal32 constants.
+ (rs6000_emit_move): Handle SDmode.
+ (function_arg_advance): Likewise.
+ (function_arg): Likewise.
+ (rs6000_gimplify_va_arg): Likewise. Add special handling of
+ SDmode var args for 32-bit compiles.
+ (rs6000_secondary_reload_class): Handle SDmode.
+ (rs6000_output_function_epilogue): Likewise.
+ (rs6000_function_value): Simplify if statement.
+ (rs6000_libcall_value): Likewise.
+ * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
+ (SECONDARY_MEMORY_NEEDED_RTX): Add define.
+ * config/rs6000/dfp.md (movsd): New define_expand and splitter.
+ (movsd_hardfloat): New define_insn.
+ (movsd_softfloat): Likewise.
+ (movsd_store): Likewise.
+ (movsd_load): Likewise.
+ (extendsddd2): Likewise.
+ (extendsdtd2): Likewise.
+ (truncddsd2): Likewise.
+ (movdd_hardfloat64): Fixup comment.
+ (UNSPEC_MOVSD_LOAD): New constant.
+ (UNSPEC_MOVSD_STORE): Likewise.
+
+2008-01-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/34965
+ * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
+ TRUTH_XOR_EXPR.
+ (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
+ (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
+ (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
+ and TRUTH_XOR_EXPR.
+
+2008-01-26 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/34794
+ * config.gcc: Separate AIX 5.3 from AIX 6.1.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+ __LONGDOUBLE128 too.
+ * config/rs6000/aix61.h: New file.
+
+2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/34959
+ * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
+ popcount and parity rtxes the same mode as their operand.
+ Truncate or extend the result to the return value's mode
+ if necessary.
+
+2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR target/34981
+ * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
+ * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
+ to GOT_VERSION_REGNUM.
+ (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
+ (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
+ * config/mips/mips.c (mips_emit_call_insn): New function.
+ (mips_call_tls_get_addr): Call mips_expand_call directly.
+ (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
+ emit_call_insn.
+ (mips16_build_call_stub): Likewise. Return the call insn or null.
+ (mips_expand_call): Update the call to mips16_build_call_stub
+ accordingly and a remove redundant condition. Assert that MIPS16
+ stubs do not use lazy binding. Use mips_emit_call_insn and return
+ the call insn.
+ (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
+ TARGET_USE_GOT.
+ (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
+ (mips_avoid_hazard): Remove hazard_set handling.
+ * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
+ (UNSPEC_RESTORE_GP): ...this.
+ (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
+ (FAKE_CALL_REGNO): Rename to...
+ (GOT_VERSION_REGNUM): ...this.
+ (type): Add "ghost" value. Add an associated insn reservation.
+ (hazard_set): Remove.
+ (exception_receiver): Rename to...
+ (restore_gp): ...this and update the unspec identifier accordingly.
+ (exception_receiver, nonlocal_got_receiver): New expanders.
+ (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
+ FAKE_CALL_REGNO. Remove hazard_set attribute.
+ (set_got_version, update_got_version): New patterns.
+
+2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/34970
+ * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
+
+2008-01-25 Joseph Myers <joseph@codesourcery.com>
+
+ PR other/31955
+ * doc/install.texi2html: Generate gcc-vers.texi.
+
+2008-01-25 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
+
+2008-01-25 Joseph Myers <joseph@codesourcery.com>
+
+ * config/c4x: Remove directory.
+ * config.gcc (crx-*, mt-*): Mark obsolete.
+ (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
+ h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
+ sh-*-rtemscoff*): Remove cases.
+ * defaults.h (C4X_FLOAT_FORMAT): Remove.
+ * real.c (encode_c4x_single, decode_c4x_single,
+ encode_c4x_extended, decode_c4x_extended, c4x_single_format,
+ c4x_extended_format): Remove.
+ * real.h (c4x_single_format, c4x_extended_format): Remove.
+ * doc/extend.texi (interrupt, naked): Remove mention of attributes
+ on C4x.
+ (Pragmas): Remove comment about c4x pragmas.
+ * doc/install.texi (c4x): Remove target-specific instructions.
+ * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
+ * doc/md.texi (Machine Constraints): Remove C4x documentation.
+ * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
+ refer to C4x source files as examples.
+ (C4X_FLOAT_FORMAT): Remove documentation.
+
2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (override_options): Reorder tests so that