gcc/gcc ChangeLog Makefile.in tree-dfa.c tree- ...

[dnovillo at gcc dot gnu dot org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	dnovillo@gcc.gnu.org	2004-06-23 20:12:46

Modified files:
	gcc            : ChangeLog Makefile.in tree-dfa.c tree-flow.h 
	                 tree-optimize.c tree-pretty-print.c 
	                 tree-ssa-pre.c tree-ssa.c tree.c tree.def 
	                 tree.h 
Added files:
	gcc            : tree-vn.c 

Log message:
	* Makefile.in (tree-vn.o): New.
	(tree-ssa-pre.o): Don't depend on RTL_H.
	* tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
	* tree-flow.h (struct var_ann_d): Remove field expr_set.
	(add_to_value, expressions_equal_p, get_value_handle, vn_compute,
	vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
	* tree-optimize.c (execute_init_datastructures): New local function.
	(pass_init_datastructures): New local variable.
	(init_tree_optimization_passes): Sequence pass_init_datastructures.
	* tree-pretty-print.c (MASK_POINTER): Remove.
	(dump_generic_node): Handle VALUE_HANDLE.
	* tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
	Update callers to use new function names.
	Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
	variable annotations.
	* tree-ssa.c (init_tree_ssa): Call vn_init.
	(delete_tree_ssa): Call vn_delete.
	* tree-vn.c: New file.
	* tree.c (tree_size): Handle VALUE_HANDLE.
	(tree_node_structure): Likewise.
	(iterative_hash_expr): Likewise.
	* tree.def (VALUE_HANDLE): New code.
	* tree.h (struct tree_value_handle): New.
	(VALUE_HANDLE_ID): Define.
	(VALUE_HANDLE_EXPR_SET): Define.
	(enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
	(union tree_node): Add struct tree_value_handle.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-vn.c.diff?cvsroot=gcc&r1=NONE&r2=2.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.4097&r2=2.4098
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/Makefile.in.diff?cvsroot=gcc&r1=1.1305&r2=1.1306
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-dfa.c.diff?cvsroot=gcc&r1=2.12&r2=2.13
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow.h.diff?cvsroot=gcc&r1=2.12&r2=2.13
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-optimize.c.diff?cvsroot=gcc&r1=2.20&r2=2.21
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-pretty-print.c.diff?cvsroot=gcc&r1=2.11&r2=2.12
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-pre.c.diff?cvsroot=gcc&r1=2.16&r2=2.17
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa.c.diff?cvsroot=gcc&r1=2.14&r2=2.15
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.c.diff?cvsroot=gcc&r1=1.378&r2=1.379
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.def.diff?cvsroot=gcc&r1=1.82&r2=1.83
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.h.diff?cvsroot=gcc&r1=1.526&r2=1.527