c-dump.c: Resurrect.

        * c-dump.c: Resurrect.
        * tree-dump.c: Move C-specific stuff to c-dump.c.
        * c-common.h: Declare c_dump_tree.
        * c-lang.c (LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN): Define.
        * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
        (c-dump.o): New rule.
cp/
        * dump.c (cp_dump_tree): Call c_dump_tree.
        * Make-lang.in (CXX_C_OBJS): Add c-dump.o.

From-SVN: r55776

1 files changed, 196 insertions, 0 deletions

diff --git a/gcc/c-dump.c b/gcc/c-dump.c
new file mode 100644
index 00000000000..6ca07664fbe
--- /dev/null
+++ b/gcc/c-dump.c
@@ -0,0 +1,196 @@
+/* Tree-dumping functionality for C-family languages.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   Written by Mark Mitchell <mark@codesourcery.com>
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING.  If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA.  */
+
+#include "config.h"
+#include "system.h"
+#include "tree.h"
+#include "c-tree.h"
+#include "tree-dump.h"
+
+/* Dump information common to statements from STMT.  */
+
+void
+dump_stmt (di, t)
+     dump_info_p di;
+     tree t;
+{
+  dump_int (di, "line", STMT_LINENO (t));
+}
+
+/* Dump the next statement after STMT.  */
+
+void
+dump_next_stmt (di, t)
+     dump_info_p di;
+     tree t;
+{
+  dump_child ("next", TREE_CHAIN (t));
+}
+
+/* Dump any C-specific tree codes and attributes of common codes.  */
+
+int
+c_dump_tree (dump_info, t)
+     void *dump_info;
+     tree t;
+{
+  enum tree_code code;
+  dump_info_p di = (dump_info_p) dump_info;
+
+  /* Figure out what kind of node this is.  */
+  code = TREE_CODE (t);
+
+  switch (code)
+    {
+    case FIELD_DECL:
+      if (DECL_C_BIT_FIELD (t))
+	dump_string (di, "bitfield");
+      break;
+
+    case ASM_STMT:
+      dump_stmt (di, t);
+      if (ASM_VOLATILE_P (t))
+	dump_string (di, "volatile");
+      dump_child ("strg", ASM_STRING (t));
+      dump_child ("outs", ASM_OUTPUTS (t));
+      dump_child ("ins", ASM_INPUTS (t));
+      dump_child ("clbr", ASM_CLOBBERS (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case BREAK_STMT:
+    case CONTINUE_STMT:
+      dump_stmt (di, t);
+      dump_next_stmt (di, t);
+      break;
+
+    case CASE_LABEL:
+      /* Note that a case label is not like other statements; there is
+	 no way to get the line-number of a case label.  */
+      dump_child ("low", CASE_LOW (t));
+      dump_child ("high", CASE_HIGH (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case CLEANUP_STMT:
+      dump_stmt (di, t);
+      dump_child ("decl", CLEANUP_DECL (t));
+      dump_child ("expr", CLEANUP_EXPR (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case COMPOUND_STMT:
+      dump_stmt (di, t);
+      dump_child ("body", COMPOUND_BODY (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case DECL_STMT:
+      dump_stmt (di, t);
+      dump_child ("decl", DECL_STMT_DECL (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case DO_STMT:
+      dump_stmt (di, t);
+      dump_child ("body", DO_BODY (t));
+      dump_child ("cond", DO_COND (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case EXPR_STMT:
+      dump_stmt (di, t);
+      dump_child ("expr", EXPR_STMT_EXPR (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case FOR_STMT:
+      dump_stmt (di, t);
+      dump_child ("init", FOR_INIT_STMT (t));
+      dump_child ("cond", FOR_COND (t));
+      dump_child ("expr", FOR_EXPR (t));
+      dump_child ("body", FOR_BODY (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case GOTO_STMT:
+      dump_stmt (di, t);
+      dump_child ("dest", GOTO_DESTINATION (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case IF_STMT:
+      dump_stmt (di, t);
+      dump_child ("cond", IF_COND (t));
+      dump_child ("then", THEN_CLAUSE (t));
+      dump_child ("else", ELSE_CLAUSE (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case LABEL_STMT:
+      dump_stmt (di, t);
+      dump_child ("labl", LABEL_STMT_LABEL (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case RETURN_STMT:
+      dump_stmt (di, t);
+      dump_child ("expr", RETURN_EXPR (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case SWITCH_STMT:
+      dump_stmt (di, t);
+      dump_child ("cond", SWITCH_COND (t));
+      dump_child ("body", SWITCH_BODY (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case WHILE_STMT:
+      dump_stmt (di, t);
+      dump_child ("cond", WHILE_COND (t));
+      dump_child ("body", WHILE_BODY (t));
+      dump_next_stmt (di, t);
+      break;
+
+    case SCOPE_STMT:
+      dump_stmt (di, t);
+      if (SCOPE_BEGIN_P (t))
+	dump_string (di, "begn");
+      else
+	dump_string (di, "end");
+      if (SCOPE_NULLIFIED_P (t))
+	dump_string (di, "null");
+      if (!SCOPE_NO_CLEANUPS_P (t))
+	dump_string (di, "clnp");
+      dump_next_stmt (di, t);
+      break;
+
+    case STMT_EXPR:
+      dump_child ("stmt", STMT_EXPR_STMT (t));
+      break;
+
+    default:
+      break;
+    }
+
+  return 0;
+}