1/* $NetBSD: op.h,v 1.2 1995/07/03 21:24:27 cgd Exp $ */ 2 3/* 4 * Copyright (c) 1994, 1995 Jochen Pohl 5 * All Rights Reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Jochen Pohl for 18 * The NetBSD Project. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34/* 35 * Various information about operators 36 */ 37typedef struct { 38 u_int m_binary : 1; /* binary op. */ 39 u_int m_logop : 1; /* logical op., result is int */ 40 u_int m_rqint : 1; /* operands must have integer type */ 41 u_int m_rqsclt : 1; /* operands must have scalar type */ 42 u_int m_rqatyp : 1; /* operands must have arithmetic type */ 43 u_int m_fold : 1; /* operands should be folded */ 44 u_int m_vctx : 1; /* value context for left operand */ 45 u_int m_tctx : 1; /* test context for left operand */ 46 u_int m_balance : 1; /* op. requires balancing */ 47 u_int m_sideeff : 1; /* op. has side effect */ 48 u_int m_tlansiu : 1; /* warning if left op. is unsign. in ANSI C */ 49 u_int m_transiu : 1; /* warning if right op. is unsign. in ANSI C */ 50 u_int m_tpconf : 1; /* test possible precedence confusion */ 51 u_int m_comp : 1; /* op. performs comparison */ 52 u_int m_enumop : 1; /* valid operation on enums */ 53 u_int m_badeop : 1; /* dubious operation on enums */ 54 u_int m_eqwarn : 1; /* warning if on operand stems from == */ 55 const char *m_name; /* name of op. */ 56} mod_t; 57 58typedef enum { 59 NOOP = 0, 60 ARROW, 61 POINT, 62 NOT, 63 COMPL, 64 INC, 65 DEC, 66 INCBEF, 67 DECBEF, 68 INCAFT, 69 DECAFT, 70 UPLUS, 71 UMINUS, 72 STAR, 73 AMPER, 74 MULT, 75 DIV, 76 MOD, 77 PLUS, 78 MINUS, 79 SHL, 80 SHR, 81 LT, 82 LE, 83 GT, 84 GE, 85 EQ, 86 NE, 87 AND, 88 XOR, 89 OR, 90 LOGAND, 91 LOGOR, 92 QUEST, 93 COLON, 94 ASSIGN, 95 MULASS, 96 DIVASS, 97 MODASS, 98 ADDASS, 99 SUBASS, 100 SHLASS, 101 SHRASS, 102 ANDASS, 103 XORASS, 104 ORASS, 105 NAME, 106 CON, 107 STRING, 108 FSEL, 109 CALL, 110 COMMA, 111 CVT, 112 ICALL, 113 LOAD, 114 PUSH, 115 RETURN, 116 INIT, /* pseudo op, not used in trees */ 117 CASE, /* pseudo op, not used in trees */ 118 FARG /* pseudo op, not used in trees */ 119#define NOPS ((int)FARG + 1) 120} op_t; 121