c-common.def revision 132718
197403Sobrien/* This file contains the definitions and documentation for the 297403Sobrien additional tree codes used in the GNU C++ compiler (see tree.def 3132720Skan for the standard codes). 497403Sobrien Copyright (C) 1987, 1988, 1990, 1993, 1997, 1998, 597403Sobrien 1999, 2000, 2001 Free Software Foundation, Inc. 697403Sobrien Written by Benjamin Chelf <chelf@codesourcery.com> 797403Sobrien 897403SobrienThis file is part of GCC. 997403Sobrien 1097403SobrienGCC is free software; you can redistribute it and/or modify it under 1197403Sobrienthe terms of the GNU General Public License as published by the Free 1297403SobrienSoftware Foundation; either version 2, or (at your option) any later 1397403Sobrienversion. 1497403Sobrien 1597403SobrienGCC is distributed in the hope that it will be useful, but WITHOUT ANY 1697403SobrienWARRANTY; without even the implied warranty of MERCHANTABILITY or 1797403SobrienFITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1897403Sobrienfor more details. 1997403Sobrien 2097403SobrienYou should have received a copy of the GNU General Public License 2197403Sobrienalong with GCC; see the file COPYING. If not, write to the Free 2297403SobrienSoftware Foundation, 59 Temple Place - Suite 330, Boston, MA 2397403Sobrien02111-1307, USA. */ 2497403Sobrien 2597403Sobrien/* Tree nodes relevant to both C and C++. These were originally in 2697403Sobriencp-tree.def in the cp subdir. */ 2797403Sobrien 2897403SobrienDEFTREECODE (SIZEOF_EXPR, "sizeof_expr", '1', 1) 29132720SkanDEFTREECODE (ARROW_EXPR, "arrow_expr", 'e', 1) 3097403SobrienDEFTREECODE (ALIGNOF_EXPR, "alignof_expr", '1', 1) 3197403Sobrien 3297403Sobrien/* Used to represent an expression statement. Use `EXPR_STMT_EXPR' to 3397403Sobrien obtain the expression. */ 3497403SobrienDEFTREECODE (EXPR_STMT, "expr_stmt", 'e', 1) 35132720Skan 3697403Sobrien/* Used to represent a brace-enclosed block. The operand is 37103447Skan COMPOUND_BODY. */ 38117397SkanDEFTREECODE (COMPOUND_STMT, "compound_stmt", 'e', 1) 39 40/* Used to represent a local declaration. The operand is 41 DECL_STMT_DECL. */ 42DEFTREECODE (DECL_STMT, "decl_stmt", 'e', 1) 43 44/* Represents an 'if' statement. The operands are IF_COND, 45 THEN_CLAUSE, and ELSE_CLAUSE, respectively. */ 46DEFTREECODE (IF_STMT, "if_stmt", 'e', 3) 47 48/* Used to represent a `for' statement. The operands are 49 FOR_INIT_STMT, FOR_COND, FOR_EXPR, and FOR_BODY, respectively. */ 50DEFTREECODE (FOR_STMT, "for_stmt", 'e', 4) 51 52/* Used to represent a 'while' statement. The operands are WHILE_COND 53 and WHILE_BODY, respectively. */ 54DEFTREECODE (WHILE_STMT, "while_stmt", 'e', 2) 55 56/* Used to represent a 'do' statement. The operands are DO_BODY and 57 DO_COND, respectively. */ 58DEFTREECODE (DO_STMT, "do_stmt", 'e', 2) 59 60/* Used to represent a 'return' statement. The operand is 61 RETURN_STMT_EXPR. */ 62DEFTREECODE (RETURN_STMT, "return_stmt", 'e', 1) 63 64/* Used to represent a 'break' statement. */ 65DEFTREECODE (BREAK_STMT, "break_stmt", 'e', 0) 66 67/* Used to represent a 'continue' statement. */ 68DEFTREECODE (CONTINUE_STMT, "continue_stmt", 'e', 0) 69 70/* Used to represent a 'switch' statement. The operands are 71 SWITCH_COND, SWITCH_BODY and SWITCH_TYPE, respectively. */ 72DEFTREECODE (SWITCH_STMT, "switch_stmt", 'e', 3) 73 74/* Used to represent a 'goto' statement. The operand is GOTO_DESTINATION. */ 75DEFTREECODE (GOTO_STMT, "goto_stmt", 'e', 1) 76 77/* Used to represent a 'label' statement. The operand is a LABEL_DECL 78 and can be obtained through the macro LABEL_STMT_LABEL. */ 79DEFTREECODE (LABEL_STMT, "label_stmt", 'e', 1) 80 81/* Used to represent an inline assembly statement. */ 82DEFTREECODE (ASM_STMT, "asm_stmt", 'e', 5) 83 84/* A SCOPE_STMT marks the beginning or end of a scope. If 85 SCOPE_BEGIN_P holds, then this is the start of a scope. If 86 SCOPE_END_P holds, then this is the end of a scope. If 87 SCOPE_NULLIFIED_P holds then there turned out to be no variables in 88 this scope. The SCOPE_STMT_BLOCK is the BLOCK containing the 89 variables declared in this scope. */ 90DEFTREECODE (SCOPE_STMT, "scope_stmt", 'e', 1) 91 92/* A FILE_STMT marks the spot where a function changes files. It has no 93 other semantics. FILE_STMT_FILENAME gives the name. */ 94DEFTREECODE (FILE_STMT, "file_stmt", 'e', 1) 95 96/* Used to represent a CASE_LABEL. The operands are CASE_LOW and 97 CASE_HIGH, respectively. If CASE_LOW is NULL_TREE, the label is a 98 'default' label. If CASE_HIGH is NULL_TREE, the label is a normal case 99 label. The CASE_LABEL_DECL is a LABEL_DECL for this node. */ 100DEFTREECODE (CASE_LABEL, "case_label", 'e', 3) 101 102/* A STMT_EXPR represents a statement-expression. The 103 STMT_EXPR_STMT is the statement given by the expression. */ 104DEFTREECODE (STMT_EXPR, "stmt_expr", 'e', 1) 105 106/* A COMPOUND_LITERAL_EXPR represents a C99 compound literal. The 107 COMPOUND_LITERAL_EXPR_DECL_STMT is the a DECL_STMT containing the decl 108 for the anonymous object represented by the COMPOUND_LITERAL; 109 the DECL_INITIAL of that decl is the CONSTRUCTOR that initializes 110 the compound literal. */ 111DEFTREECODE (COMPOUND_LITERAL_EXPR, "compound_literal_expr", 'e', 1) 112 113/* A CLEANUP_STMT marks the point at which a declaration is fully 114 constructed. If, after this point, the CLEANUP_DECL goes out of 115 scope, the CLEANUP_EXPR must be run. */ 116DEFTREECODE (CLEANUP_STMT, "cleanup_stmt", 'e', 2) 117 118/* 119Local variables: 120mode:c 121End: 122*/ 123