+2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * timevar.def (TV_SCEV_CONST): New timevar.
+ * tree-optimize.c (init_tree_optimization_passes): Add
+ pass_scev_cprop.
+ * tree-pass.h (pass_scev_cprop): Declare.
+ * tree-scalar-evolution.c (scev_const_prop): New function.
+ * tree-scalar-evolution.h (scev_const_prop): Declare.
+ * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
+ New.
+ * tree-cfg.c (replace_uses_by): Export.
+ * tree-flow.h (replace_uses_by): Declare.
+
+2005-05-17 Mike Stump <mrs@apple.com>
+
+ Yet more Objective-C++...
+
+ * c-common.h (objc_finish_try_stmt): Add.
+ (objc_build_synchronized): Add.
+ (objc_generate_write_barrier): Add.
+ * stub-objc.c (objc_build_synchronized): Add return value.
+ (objc_finish_try_stmt): Likewise.
+ (objc_generate_write_barrier): Add.
+
+ * c-common.h (objc_rewrite_function_call): Add.
+ * c-typeck.c (build_function_call): Allow objc to rewrite
+ FUNCTION_DECLs.
+ (build_modify_expr): Allow objc to generate write barriers.
+ * c.opt (Wassign-intercept): Add.
+ (Wstrict-selector-match): Add.
+ (fobjc-call-cxx-cdtors): Add.
+ (fobjc-direct-dispatch): Add.
+ (fobjc-gc): Add.
+ * dbxout.c (get_lang_number): Add Objective-C++ support.
+ * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
+ (-Wstrict-selector-match): Likewise.
+ (-fobjc-direct-dispatch): Likewise.
+ (-Wassign-intercept): Likewise.
+ (Overall Options): Likewise.
+ * gengtype.c (get_output_file_with_visibility): Likewise.
+ * stub-objc.c (objc_rewrite_function_call): Add.
+ * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
+
+ * c-common.c (flag_objc_exceptions): Remove.
+ (flag_objc_sjlj_exceptions): Remove.
+ * c-decl.c (objc_mark_locals_volatile): Don't change decls
+ that are already ok.
+ * c-opts.c (c_common_handle_option, case
+ OPT_fobjc_exceptions): Remove.
+ (case OPT_fobjc_sjlj_exceptions): Remove
+ * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
+ (fobjc-exceptions): Likewise.
+ (fobjc-sjlj-exceptions): Likewise.
+ * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
+ (OFFS_ASSIGNIVAR_FAST): Add.
+
+2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.md (movhi): Do not test constness
+ of operand #1 twice.
+ (movsi): Likewise.
+ (movdi): Unconditionally accept zero as second operand
+ when the first is memory.
+ (movdi_insn_sp32): Handle above case.
+ (DImode splitter): Use predicates.
+ (DImode splitter): Use const_zero_operand predicate.
+ (movsf_insn): Swap 2 alternatives.
+
+2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
+ expand_simple_operations to bases of the ivs.
+ (tree_int_cst_sign_bit): Export.
+ * tree-flow.h (expand_simple_operations): Declare.
+ * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
+ tree_int_cst_sign_bit.
+ (expand_simple_operations): Export.
+ * tree.h (tree_int_cst_sign_bit): Declare.
+
+2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
+ merged block.
+ (replace_uses_by): New function.
+ (tree_merge_blocks): Eliminate the phi nodes in the merged block.
+ * tree-flow.h (fold_stmt_inplace): Declare.
+ * tree-ssa-ccp.c (fold_stmt_inplace): New function.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
+ info after cfg cleanup.
+
+2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * cfgloop.h (just_once_each_iteration_p): Declaration changed.
+ * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
+ const.
+
+2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
+ * ggc-zone.c (ggc_alloc_zone_1): Ditto.
+ * timevar.c (timevar_ggc_mem_total): New variable.
+ (GGC_MEM_BOUND): New constant.
+ (get_time): Record ggc memory status.
+ (timevar_accumulate): Accumulate amount of ggc memory.
+ (timevar_print): Print consumption of ggc memory.
+ * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
+ TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
+ TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
+ * timevar.h (struct timevar_time_def): Add ggc_mem field.
+ (timevar_ggc_mem_total): Declare.
+
+2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-into-ssa.c (update_ssa): Clean up by shortening the
+ live range of DFS.
+
+2005-05-17 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.md (ncond, ocode, rcond): Remove separate
+ define_code_attr.
+ ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
+ ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
+ ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
+ ("s<ocond:code>"): Rename from respectively "b<ncond>",
+ "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
+ "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
+ "s<rcond>" and "s<ocond>".
+ ("b<ocond:code>", "*b<ocond:code>_reversed")
+ ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
+ output statement section.
+
+2005-05-17 Roger Sayle <roger@eyesopen.com>
+
+ * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
+
+2005-05-17 Steven Bosscher <stevenb@suse.de>
+ Stuart Hastings <stuart@apple.com>
+ Jan Hubicka <jh@suse.cz>
+ Dale Johannesen <dalej@apple.com>
+
+ * cgraph.h (cgraph_node): Add 'lowered' state.
+ (cgraph_lower_function): Declare.
+ * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
+ (cgraph_lower_function): New function.
+ (cgraph_create_edges): Deal with lowered function bodies.
+ (verify_cgraph_node): Likewise.
+ (cgraph_analyze_function): Do lowering job.
+ (cgraph_build_static_cdtor): Likewise.
+ * function.h (struct function): Add saved_eh and saved_cfg.
+ * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
+ * tree-cfg.c (fold_cond_expr_cond): Export.
+ * tree-flow.h (fold_cond_expr_cond): Declare.
+ * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
+ pointer-set.
+ (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
+ in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
+ callee_cfun, block, eh_region, eh_region_offset.
+ (inlining_p): New predicate.
+ (remap_decl): Update for new inline_data; declare newly created inline
+ vars in low gimple way.
+ (copy_body_r): Update for new datastructure, simplify some of handling
+ when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
+ deal with RESX_EXPRs.
+ (copy_bb): New.
+ (copy_edges_for_bb): Likewise.
+ (remap_decl_1): New.
+ (copy_cfg_body): New.
+ (copy_generic_body): Rewrite to work on low gimple.
+ (copy_body): Turn into simple wrapper around copy_cfg_body.
+ (setup_one_parameter): Insert new statements into given basic block.
+ (initialize_initialized_parameters): Likewise, reorganize way things are
+ gimplified.
+ (declare_return_variable): Update for new inline data datastructure.
+ (inline_forbidden_p): Work on low gimple.
+ (estimate_num_insns): Likewise.
+ (expand_call_inline): Work on CFG.
+ (push_cfun, pop_cfun): New functions.
+ (cfun_stack): New stack.
+ (add_lexical_block): New function.
+ (gimple_expand_calls_inline): Work on basic block.
+ (optimize_inline_calls): Likewise.
+ (clone_body, save_body, unsave_ewpr_now): Update for new
+ datastructures.
+ (declare_inline_vars): Work on block instead of bind_expr.
+ (inlining_p): New predicate.
+ * tree-inline.h (push_cfun, pop_cfun): Declare.
+ * tree-optimize.c: Include except.h
+ (all_lowering_passes): New variable.
+ (execute_fixup_cfg, pass_fixup_cfg): New pass.
+ (init_tree_optimization_passes): Move some to all_lowering_passes.
+ (tree_lowering_passes): New function.
+ (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
+
+2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
+
+ * unwind-dw2-fde-darwin.c: Include tsystem.h.
+
+2005-05-17 Jeff Law <law@redhat.com>
+
+ * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
+ * tree-ssa-forwprop.c: Include langhooks.h.
+ (forward_propagate_addr_expr_into_variable_array_index): New.
+ (forward_propagate_addr_expr): New.
+ (tree_ssa_forward_propagate_single_use_vars): Loop over all
+ the statements in the block instead of just the last statement.
+ Call forward_propagate_addr_expr as needed.
+ (pass_forwprop): Update the SSA graph after forward propagation is
+ complete.
+
+2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
+
+ * unwind-dw2-fde-glibc.c (base_from_cb_data,
+ _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
+ appropriate.
+ * unwind-dw2-fde.c (__deregister_frame_info_bases,
+ base_from_object, fde_split, end_fde_sort): Likewise.
+ * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
+ execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
+ uw_init_context_1): Likewise.
+ * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
+ _Unwind_Resume_or_Rethrow): Likewise.
+ * unwind-pe.h (__gxx_abort): Do not define.
+ (size_of_encoded_value, base_of_encoded_value,
+ read_encoded_value_with_base): Use gcc_unreachable.
+ * unwind.h (_Unwind_GetTextRelBase): Likewise.
+
+2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
+ (cfi_end): New macros.
+ (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
+ (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
+ an eight byte stack frame.
+ (__NR_tkill): Define.
+ (__div0): Use gettid tkill on GNU/Linux.
+ (_arm_return): Add CFI.
+ (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
+
2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
* configure.ac: Remove spaces around assignment to
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