ggc.h: Delete ggc_add_string_root and ggc_mark_string.

        * ggc.h: Delete ggc_add_string_root and ggc_mark_string.  Add
        digit_vector and digit_string.
        * stringpool.c (digit_vector): New.
        (ggc_alloc_string): Use digit_string.

        * stmt.c (digit_strings): Delete.
        (init_stmt): Do not initialize digit_strings.
        (expand_asm_operands): Use ggc.h's digit_string macro.
        * toplev.c (mark_file_stack): Delete.
        (compile_file): Don't call init_tree_codes.
        (main): No need to make the file stack a GC root.
        * tree.c (init_tree_codes): Delete.
        * tree.h (init_tree_codes): Delete.

        * c-lex.c: Don't include ggc.h.
        (mark_splay_tree_node, mark_splay_tree): Delete.
        (init_c_lex): No need to ggc_strdup string constant.  Don't add
        file_info_tree to GGC roots.
        (cb_enter_file, cb_rename_file): No need to ggc_strdup
        ip->nominal_fname.

        * Makefile.in (c-lex.o): No longer depends on $(GGC_H).

        * dbxout.c (dbxout_init),
        dwarf2out.c (dwarf2out_line),
        ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
        varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
        xcoffout.c (xcoffout_source_file),
        i386.c (load_pic_register):
        Delete call(s) to ggc_add_string_root and/or ggc_mark_string.

        * except.c (create_rethrow_ref),
        profile.c (init_edge_profiler),
        toplev.c (compile_file),
        varasm.c (named_section, assemble_static_space,
        assemble_trampoline_template, output_constant_def, force_const_mem),
        i386.c (load_pic_register),
        ia64.c (ia64_encode_section_info),
        rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
        rs6000_emit_prologue, rs6000_emit_epilogue),
        rs6000.md (load_toc_aix_si, load_toc_aix_di):
        Change ggc_alloc_string (var, -1) to ggc_strdup (var).

        * profile.c (output_func_start_profiler),
        tree.c (make_node),
        i386.c (load_pic_register): No need to ggc_strdup string constant.

cp:
        * lex.c (mark_impl_file_chain): Delete.
        (init_parse): Remove call to ggc_add_string_root.  No need to
        ggc_strdup a string constant.  Do not add impl_file_chain to GC
        roots.
        (handle_pragma_implementation): No need to ggc_strdup main_filename.

f:
        * lex.c (ffelex_hash_): Change ggc_alloc_string (var, -1) to
        ggc_strdup (var).

java:
        * parse.y (goal): Remove call to ggc_add_string_root.

From-SVN: r37522

1 files changed, 1 insertions, 15 deletions

diff --git a/gcc/stmt.c b/gcc/stmt.c
index 4ec3fd5..06242ce 100644
--- a/gcc/stmt.c
+++ b/gcc/stmt.c
@@ -393,9 +393,6 @@ struct stmt_status
 /* Non-zero if we are using EH to handle cleanus.  */
 static int using_eh_for_cleanups_p = 0;
 
-/* Character strings, each containing a single decimal digit.  */
-static const char *digit_strings[10];
-
 static int n_occurrences		PARAMS ((int, const char *));
 static void expand_goto_internal	PARAMS ((tree, rtx, rtx));
 static int expand_fixup			PARAMS ((tree, rtx, rtx));
@@ -597,18 +594,7 @@ mark_stmt_status (p)
 void
 init_stmt ()
 {
-  int i;
-  char buf[2];
-
   gcc_obstack_init (&stmt_obstack);
-
-  buf[1] = 0;
-  for (i = 0; i < 10; i++)
-    {
-      buf[0] = '0' + i;
-      digit_strings[i] = ggc_alloc_string (buf, 1);
-    }
-  ggc_add_string_root (digit_strings, 10);
 }
 
 void
@@ -1809,7 +1795,7 @@ expand_asm_operands (string, outputs, inputs, clobbers, vol, filename, line)
       ASM_OPERANDS_INPUT (body, ninputs - ninout + i)
 	= output_rtx[j];
       ASM_OPERANDS_INPUT_CONSTRAINT_EXP (body, ninputs - ninout + i)
-	= gen_rtx_ASM_INPUT (inout_mode[i], digit_strings[j]);
+	= gen_rtx_ASM_INPUT (inout_mode[i], digit_string (j));
     }
 
   generating_concat_p = old_generating_concat_p;