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authordberlin <dberlin@138bc75d-0d04-0410-961f-82ee72b054a4>2008-07-08 16:11:06 +0000
committerdberlin <dberlin@138bc75d-0d04-0410-961f-82ee72b054a4>2008-07-08 16:11:06 +0000
commitf6c33c78e5e0d4c5582c1936c3346b9916b6490a (patch)
tree5da0fb4b8bbe65ae089580b513801bbf27607a7d /gcc/tree.def
parent545eff8f3f76626a7db0e1131bac1a5d43bf0171 (diff)
downloadgcc-f6c33c78e5e0d4c5582c1936c3346b9916b6490a.tar.gz
2008-07-05 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/23455 Fix PR tree-optimization/35286 Fix PR tree-optimization/35287 * Makefile.in (OBJS-common): Remove tree-vn.o. tree-vn.o: Remove. * dbgcnt.def: Add treepre_insert debug counter. * gcc/tree-flow.h (add_to_value): Updated for other changes. (debug_value_expressions): Ditto. (print_value_expressions): Ditto. * tree-pretty-print.c (dump_generic_node): Updated for VALUE_HANDLE removal. * tree-ssa-dom.c (record_equality): Ditto. (cprop_operand): Ditto. (lookup_avail_expr): Ditto. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts_at_dest): Ditto. (simplify_control_stmt_condition): Ditto. * tree.c (tree_code_size): Ditto. (tree_node_structure): Ditto. (iterative_hash_expr): Ditto. * tree.def: Ditto. * tree.h (VALUE_HANDLE_ID): Ditto. (VALUE_HANDLE_EXPR_SET): Ditto. (struct tree_value_handle): Ditto. (union tree_node): Ditto. * treestruct.def: Ditto. * tree-vn.c: Removed. * tree-ssa-pre.c: Rewritten entirely. * tree-ssa-sccvn.c (constant_to_value_id): New hashtable. (constant_value_ids): Ditto. (vn_nary_op_t): Moved to header. (vn_phi_t): Ditto. (vn_reference_op_t): Ditto (vn_reference_t): Ditto. (next_value_id): New variable. (VN_INFO): Add an assert. (vn_constant_eq): New function. (vn_constant_hash): Ditto. (get_or_alloc_constant_value_id): Ditto. (value_id_constant_p): Ditto. (vn_reference_compute_hash): De-staticify. (copy_reference_ops_from_ref): Don't use get_callee_fndecl. Disable some code with a FIXME. Remove VALUE_HANDLE use. (valueize_refs): Update opcode if it changes from ssa name to constant. (vn_reference_lookup_1): Add new argument. (vn_reference_lookup): Ditto. (vn_reference_lookup_pieces): New function. (vn_reference_insert): Add return type. Modify to deal with value ids. (vn_reference_insert_pieces): New function. (vn_nary_op_compute_hash): De-staticify. (vn_nary_op_eq): Ditto. (vn_nary_op_lookup_pieces): New function. (vn_nary_op_lookup): Add new argument. (vn_nary_op_insert_pieces): New function. (vn_nary_op_insert): Add return type. Modify to deal with value ids. (vn_phi_insert): Ditto. (visit_unary_op): Update for callee changes. (visit_binary_op): Ditto. (visit_reference_op_load): Ditto. (visit_reference_op_store): Ditto. (init_scc_vn): Init next_value_id, constant_to_value_id and constant_value_ids. (free_scc_vn): Free them. (set_hashtable_value_ids): New function. (run_scc_vn): Use it. (get_max_value_id): New function. (get_next_value_id): Ditto. (expressions_equal_p): Moved from tree-vn.c (sort_vuses): Ditto. (sort_vuses_heap): Ditto. * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted above). * tree.c (iterative_hash_hashval_t): Made non-static * tree.h (iterative_hash_hashval_t): Declare it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@137631 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree.def')
-rw-r--r--gcc/tree.def6
1 files changed, 0 insertions, 6 deletions
diff --git a/gcc/tree.def b/gcc/tree.def
index 7474f2e68f1..48b2f1cbde1 100644
--- a/gcc/tree.def
+++ b/gcc/tree.def
@@ -925,12 +925,6 @@ DEFTREECODE (POLYNOMIAL_CHREC, "polynomial_chrec", tcc_expression, 3)
Use the interface in tree-iterator.h to access this node. */
DEFTREECODE (STATEMENT_LIST, "statement_list", tcc_exceptional, 0)
-/* Value handles. Artificial nodes to represent expressions in
- partial redundancy elimination (tree-ssa-pre.c). These nodes are
- used for expression canonicalization. If two expressions compute
- the same value, they will be assigned the same value handle. */
-DEFTREECODE (VALUE_HANDLE, "value_handle", tcc_exceptional, 0)
-
/* Predicate assertion. Artificial expression generated by the optimizers
to keep track of predicate values. This expression may only appear on
the RHS of assignments.