+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
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