121 lines
4.6 KiB
Modula-2
121 lines
4.6 KiB
Modula-2
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/* This file contains the definitions and documentation for the
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additional tree codes used in the GNU C++ compiler (see tree.def
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for the standard codes).
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Copyright (C) 1987, 1988, 1990, 1993, 1997, 1998,
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1999, 2000, 2001 Free Software Foundation, Inc.
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Written by Benjamin Chelf <chelf@codesourcery.com>
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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/* Tree nodes relevant to both C and C++. These were originally in
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cp-tree.def in the cp subdir. */
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/* A node to remember a source position. */
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DEFTREECODE (SRCLOC, "srcloc", 'x', 2)
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DEFTREECODE (SIZEOF_EXPR, "sizeof_expr", '1', 1)
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DEFTREECODE (ARROW_EXPR, "arrow_expr", 'e', 1)
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DEFTREECODE (ALIGNOF_EXPR, "alignof_expr", '1', 1)
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/* Used to represent an expression statement. Use `EXPR_STMT_EXPR' to
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obtain the expression. */
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DEFTREECODE (EXPR_STMT, "expr_stmt", 'e', 1)
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/* Used to represent a brace-enclosed block. The operand is
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COMPOUND_BODY. */
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DEFTREECODE (COMPOUND_STMT, "compound_stmt", 'e', 1)
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/* Used to represent a local declaration. The operand is
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DECL_STMT_DECL. */
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DEFTREECODE (DECL_STMT, "decl_stmt", 'e', 1)
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/* Represents an 'if' statement. The operands are IF_COND,
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THEN_CLAUSE, and ELSE_CLAUSE, respectively. */
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DEFTREECODE (IF_STMT, "if_stmt", 'e', 3)
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/* Used to represent a `for' statement. The operands are
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FOR_INIT_STMT, FOR_COND, FOR_EXPR, and FOR_BODY, respectively. */
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DEFTREECODE (FOR_STMT, "for_stmt", 'e', 4)
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/* Used to represent a 'while' statement. The operands are WHILE_COND
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and WHILE_BODY, respectively. */
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DEFTREECODE (WHILE_STMT, "while_stmt", 'e', 2)
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/* Used to represent a 'do' statement. The operands are DO_BODY and
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DO_COND, respectively. */
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DEFTREECODE (DO_STMT, "do_stmt", 'e', 2)
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/* Used to represent a 'return' statement. The operand is
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RETURN_EXPR. */
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DEFTREECODE (RETURN_STMT, "return_stmt", 'e', 1)
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/* Used to represent a 'break' statement. */
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DEFTREECODE (BREAK_STMT, "break_stmt", 'e', 0)
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/* Used to represent a 'continue' statement. */
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DEFTREECODE (CONTINUE_STMT, "continue_stmt", 'e', 0)
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/* Used to represent a 'switch' statement. The operands are
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SWITCH_COND and SWITCH_BODY, respectively. */
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DEFTREECODE (SWITCH_STMT, "switch_stmt", 'e', 2)
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/* Used to represent a 'goto' statement. The operand is GOTO_DESTINATION. */
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DEFTREECODE (GOTO_STMT, "goto_stmt", 'e', 1)
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/* Used to represent a 'label' statement. The operand is a LABEL_DECL
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and can be obtained through the macro LABEL_STMT_LABEL. */
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DEFTREECODE (LABEL_STMT, "label_stmt", 'e', 1)
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/* Used to represent an inline assembly statement. */
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DEFTREECODE (ASM_STMT, "asm_stmt", 'e', 5)
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/* A SCOPE_STMT marks the beginning or end of a scope. If
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SCOPE_BEGIN_P holds, then this is the start of a scope. If
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SCOPE_END_P holds, then this is the end of a scope. If
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SCOPE_NULLIFIED_P holds then there turned out to be no variables in
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this scope. The SCOPE_STMT_BLOCK is the BLOCK containing the
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variables declared in this scope. */
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DEFTREECODE (SCOPE_STMT, "scope_stmt", 'e', 1)
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/* A FILE_STMT marks the spot where a function changes files. It has no
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other semantics. FILE_STMT_FILENAME gives the name. */
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DEFTREECODE (FILE_STMT, "file_stmt", 'e', 1)
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/* Used to represent a CASE_LABEL. The operands are CASE_LOW and
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CASE_HIGH, respectively. If CASE_LOW is NULL_TREE, the label is a
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'default' label. If CASE_HIGH is NULL_TREE, the label is a normal case
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label. The CASE_LABEL_DECL is a LABEL_DECL for this node. */
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DEFTREECODE (CASE_LABEL, "case_label", 'e', 3)
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/* A STMT_EXPR represents a statement-expression. The
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STMT_EXPR_STMT is the statement given by the expression. */
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DEFTREECODE (STMT_EXPR, "stmt_expr", 'e', 1)
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/* A COMPOUND_LITERAL_EXPR represents a C99 compound literal. The
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COMPOUND_LITERAL_EXPR_DECL_STMT is the a DECL_STMT containing the decl
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for the anonymous object represented by the COMPOUND_LITERAL;
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the DECL_INITIAL of that decl is the CONSTRUCTOR that initializes
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the compound literal. */
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DEFTREECODE (COMPOUND_LITERAL_EXPR, "compound_literal_expr", 'e', 1)
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/*
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Local variables:
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mode:c
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End:
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*/
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