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Re: [PATCH] Use common tree nodes instead of call build_int_cst


On 07/14/2010 01:53 PM, Anatoly Sokolov wrote:
> Hello.
> 
>   This patch use pre-build tree nodes instead of call build_int_cst function
> when it is possible.
> 
>   Bootstrapped/regtested on x86_64-unknown-linux-gnu for c, c++ and ada.
> 
>   OK for mainline?
> 
>         * tree.h (enum tree_index): Add TI_INTEGER_THREE.
>         (integer_three_node): Add.
>         * tree.c (build_common_tree_nodes_2): Use integer_type_node insead of
>         NULL_TREE in build_int_cst calls. Initialize the integer_three_node.
>         * builtins.c (expand_builtin_prefetch): Use common tree nodes instead
>         of call build_int_cst.
>         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): (Ditto.).
>         * tree-ssa-loop-ivopts.c (idx_find_step): (Ditto.).
>         (find_interesting_uses_address): (Ditto.).
>         * tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): (Ditto.).
>         * tree-eh.c (lower_eh_constructs_2): (Ditto.).
>         * tree-vect-loop.c (get_initial_def_for_induction ): (Ditto.).
>         * c-typeck.c (really_start_incremental_init, push_init_level):
>         (Ditto.).
>         * expmed.c (expand_divmod): (Ditto.).
>         * tree-mudflap.c (mx_register_decls): (Ditto.).
>         * varasm.c (array_size_for_constructor): (Ditto.).
>         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): (Ditto.).
>         * c-parser.c (c_parser_postfix_expression): (Ditto.).
> 
> /cp
>         * decl.c (integer_three_node): Remove.
>         (cxx_init_decl_processing): Do not initialize the integer_three_node.
>         cp-tree.h (integer_three_node): Remove.
> 

Ok.


r~


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