Constify member function parameters that can be const. Correct a couple of expressions in formerly uninstantiated templates. The new code is 0.362% faster in bootstrap, with a 99.5% confidence of being faster. Tested on x86-64. Index: gcc/java/ChangeLog 2012-10-01 Lawrence Crowl <crowl@google.com> * Make-lang.in (JAVA_OBJS): Add dependence on hash-table.o. (JCFDUMP_OBJS): Add dependence on hash-table.o. (jcf-io.o): Add dependence on hash-table.h. * jcf-io.c (memoized_class_lookups): Change to use type-safe hash table. Index: gcc/c/ChangeLog 2012-10-09 Lawrence Crowl <crowl@google.com> * Make-lang.in (c-decl.o): Add dependence on hash-table.h. * c-decl.c (detect_field_duplicates_hash): Change to new type-safe hash table. Index: gcc/objc/ChangeLog 2012-10-01 Lawrence Crowl <crowl@google.com> * Make-lang.in (OBJC_OBJS): Add dependence on hash-table.o. (objc-act.o): Add dependence on hash-table.h. * objc-act.c (objc_detect_field_duplicates): Change to new type-safe hash table. Index: gcc/ChangeLog 2012-10-09 Lawrence Crowl <crowl@google.com> * Makefile.in (fold-const.o): Add depencence on hash-table.h. (dse.o): Likewise. (cfg.o): Likewise. * fold-const.c (fold_checksum_tree): Change to new type-safe hash table. * (print_fold_checksum): Likewise. * cfg.c (var bb_original): Likewise. * (var bb_copy): Likewise. * (var loop_copy): Likewise. * hash-table.h (template hash_table): Constify parameters for find... and remove_elt... member functions. (hash_table::empty) Correct size expression. (hash_table::clear_slot) Correct deleted entry assignment. * dse.c (var rtx_group_table): Change to new type-safe hash table. Index: gcc/cp/ChangeLog 2012-10-09 Lawrence Crowl <crowl@google.com> * Make-lang.in (class.o): Add dependence on hash-table.h. (tree.o): Likewise. (semantics.o): Likewise. * class.c (fixed_type_or_null): Change to new type-safe hash table. * tree.c (verify_stmt_tree): Likewise. (verify_stmt_tree_r): Likewise. * semantics.c (struct nrv_data): Likewise. From-SVN: r192273
