/* This file contains the definitions and documentation for the additional tree codes used in the GNU C++ compiler (see tree.def for the standard codes). Copyright (C) 1987, 1988, 1990, 1993, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. Written by Benjamin Chelf 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. */ /* Tree nodes relevant to both C and C++. These were originally in cp-tree.def in the cp subdir. */ /* A node to remember a source position. */ DEFTREECODE (SRCLOC, "srcloc", 'x', 2) DEFTREECODE (SIZEOF_EXPR, "sizeof_expr", '1', 1) DEFTREECODE (ARROW_EXPR, "arrow_expr", 'e', 1) DEFTREECODE (ALIGNOF_EXPR, "alignof_expr", '1', 1) /* Used to represent an expression statement. Use `EXPR_STMT_EXPR' to obtain the expression. */ DEFTREECODE (EXPR_STMT, "expr_stmt", 'e', 1) /* Used to represent a brace-enclosed block. The operand is COMPOUND_BODY. */ DEFTREECODE (COMPOUND_STMT, "compound_stmt", 'e', 1) /* Used to represent a local declaration. The operand is DECL_STMT_DECL. */ DEFTREECODE (DECL_STMT, "decl_stmt", 'e', 1) /* Represents an 'if' statement. The operands are IF_COND, THEN_CLAUSE, and ELSE_CLAUSE, respectively. */ DEFTREECODE (IF_STMT, "if_stmt", 'e', 3) /* Used to represent a `for' statement. The operands are FOR_INIT_STMT, FOR_COND, FOR_EXPR, and FOR_BODY, respectively. */ DEFTREECODE (FOR_STMT, "for_stmt", 'e', 4) /* Used to represent a 'while' statement. The operands are WHILE_COND and WHILE_BODY, respectively. */ DEFTREECODE (WHILE_STMT, "while_stmt", 'e', 2) /* Used to represent a 'do' statement. The operands are DO_BODY and DO_COND, respectively. */ DEFTREECODE (DO_STMT, "do_stmt", 'e', 2) /* Used to represent a 'return' statement. The operand is RETURN_STMT_EXPR. */ DEFTREECODE (RETURN_STMT, "return_stmt", 'e', 1) /* Used to represent a 'break' statement. */ DEFTREECODE (BREAK_STMT, "break_stmt", 'e', 0) /* Used to represent a 'continue' statement. */ DEFTREECODE (CONTINUE_STMT, "continue_stmt", 'e', 0) /* Used to represent a 'switch' statement. The operands are SWITCH_COND, SWITCH_BODY and SWITCH_TYPE, respectively. */ DEFTREECODE (SWITCH_STMT, "switch_stmt", 'e', 3) /* Used to represent a 'goto' statement. The operand is GOTO_DESTINATION. */ DEFTREECODE (GOTO_STMT, "goto_stmt", 'e', 1) /* Used to represent a 'label' statement. The operand is a LABEL_DECL and can be obtained through the macro LABEL_STMT_LABEL. */ DEFTREECODE (LABEL_STMT, "label_stmt", 'e', 1) /* Used to represent an inline assembly statement. */ DEFTREECODE (ASM_STMT, "asm_stmt", 'e', 5) /* A SCOPE_STMT marks the beginning or end of a scope. If SCOPE_BEGIN_P holds, then this is the start of a scope. If SCOPE_END_P holds, then this is the end of a scope. If SCOPE_NULLIFIED_P holds then there turned out to be no variables in this scope. The SCOPE_STMT_BLOCK is the BLOCK containing the variables declared in this scope. */ DEFTREECODE (SCOPE_STMT, "scope_stmt", 'e', 1) /* A FILE_STMT marks the spot where a function changes files. It has no other semantics. FILE_STMT_FILENAME gives the name. */ DEFTREECODE (FILE_STMT, "file_stmt", 'e', 1) /* Used to represent a CASE_LABEL. The operands are CASE_LOW and CASE_HIGH, respectively. If CASE_LOW is NULL_TREE, the label is a 'default' label. If CASE_HIGH is NULL_TREE, the label is a normal case label. The CASE_LABEL_DECL is a LABEL_DECL for this node. */ DEFTREECODE (CASE_LABEL, "case_label", 'e', 3) /* A STMT_EXPR represents a statement-expression. The STMT_EXPR_STMT is the statement given by the expression. */ DEFTREECODE (STMT_EXPR, "stmt_expr", 'e', 1) /* A COMPOUND_LITERAL_EXPR represents a C99 compound literal. The COMPOUND_LITERAL_EXPR_DECL_STMT is the a DECL_STMT containing the decl for the anonymous object represented by the COMPOUND_LITERAL; the DECL_INITIAL of that decl is the CONSTRUCTOR that initializes the compound literal. */ DEFTREECODE (COMPOUND_LITERAL_EXPR, "compound_literal_expr", 'e', 1) /* A CLEANUP_STMT marks the point at which a declaration is fully constructed. If, after this point, the CLEANUP_DECL goes out of scope, the CLEANUP_EXPR must be run. */ DEFTREECODE (CLEANUP_STMT, "cleanup_stmt", 'e', 2) /* Local variables: mode:c End: */