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257 lines
7.6 KiB
Plaintext
257 lines
7.6 KiB
Plaintext
1File: ICODE.H Page 1
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1 /*
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2 Copyright 1982
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3 Alcyon Corporation
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4 8716 Production Ave.
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5 San Diego, Ca. 92121
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6 */
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7 #include "machine.h"
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8 /*
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9 * intermediate code operators
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10 * 0=>EOF, special operator
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11 */
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12 #define EOF 0
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13
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14 /*1-59=>operators that generate code (entries in code gen optab)*/
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15 #define ADD 1
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16 #define SUB 2
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17 #define MULT 3
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18 #define DIV 4
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19 #define MOD 5
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20 #define RSH 6
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21 #define LSH 7
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22 #define AND 8
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23 #define OR 9
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24 #define XOR 10
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25 #define NOT 11
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26 #define UMINUS 12
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27 #define COMPL 13
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28 #define PREDEC 14
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29 #define PREINC 15
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30 #define POSTDEC 16
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31 #define POSTINC 17
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32 #define ASSIGN 18
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33 #define EQADD 19
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34 #define EQSUB 20
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35 #define EQMULT 21
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36 #define EQDIV 22
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37 #define EQMOD 23
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38 #define EQRSH 24
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39 #define EQLSH 25
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40 #define EQAND 26
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41 #define EQOR 27
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42 #define EQXOR 28
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43 #define FJSR 29
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44 #define EQUALS 30
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45 #define NEQUALS 31
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46 #define GREAT 32
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47 #define GREATEQ 33
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48 #define LESS 34
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49 #define LESSEQ 35
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50 #define INT2L 36
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51 #define LONG2I 37
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52
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53 /*machine dependent operators that generate code*/
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54 #define BTST 38
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55 #define LOAD 39
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56 #define LMULT 40
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57 #define LDIV 41
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58 #define LMOD 42
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59 #define LEQMULT 43
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1File: ICODE.H Page 2
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60 #define LEQDIV 44
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61 #define LEQMOD 45
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62 #define EQADDR 46
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63 #define EQNOT 47
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64 #define EQNEG 48
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65 #define DOCAST 49
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66
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67 #define STASSIGN 50 /*[vlh]*/
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68 #define LONG2F 51 /*[vlh] 3.4*/
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69 #define FLOAT2L 52 /*[vlh] 3.4*/
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70 #define INT2F 53 /*[vlh] 3.4*/
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71 #define FLOAT2I 54 /*[vlh] 3.4*/
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72 #define LCGENOP 55 /*change if adding more operators...*/
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73
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74 /*intermediate code operators that do not generate code*/
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75 #define ADDR 60
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76 #define INDR 61
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77 #define LAND 62
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78 #define LOR 63
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79 #define QMARK 64
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80 #define COLON 65
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81 #define COMMA 66
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82 #define CINT 67
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83 #define CLONG 68
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84 #define SYMBOL 69
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85 #define AUTOINC 70
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86 #define AUTODEC 71
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87 #define CALL 72
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88 #define NACALL 73
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89 #define BFIELD 74
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90 #define IFGOTO 75
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91 #define INIT 76
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92 #define CFORREG 77
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93 #define DCLONG 78
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94 #define CFLOAT 79 /*[vlh] 3.4*/
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95
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96 /*operators local to parser*/
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97 #define CAST 80
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98 #define SEMI 81
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99 #define LCURBR 82
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100 #define RCURBR 83
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101 #define LBRACK 84
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102 #define RBRACK 85
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103 #define LPAREN 86
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104 #define RPAREN 87
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105 #define STRING 88
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106 #define RESWORD 89
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107 #define APTR 90
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108 #define PERIOD 91
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109 #define SIZEOF 92
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110 #define MPARENS 93
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111 #define FRETURN 94
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112 #define STACKEND 100
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113
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114 /*data types*/
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115 #define TYPELESS 0
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116 #define CHAR 1
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117 #define SHORT 2
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118 #define INT 3
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1File: ICODE.H Page 3
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119 #define LONG 4
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120 #define UCHAR 5
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121 #define USHORT 6
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122 #define UNSIGNED 7
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123 #define ULONG 8
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124 #define FLOAT 9
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125 #define DOUBLE 10
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126
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127 /*data types local to parser*/
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128 #define STRUCT 11
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129 #define FRSTRUCT 12
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130 #define LLABEL 13
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131
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132 /*type flags and definitions*/
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133 #define TYPE 017
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134 #define SUPTYP 060
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135 #define ALLTYPE 077
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136 #define POINTER 020
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137 #define FUNCTION 040
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138 #define ARRAY 060
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139 #define SUTYPLEN 2
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140
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141 /*data registers*/
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142 #define DREG0 0
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143 #define DREG2 2
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144 #define DREG3 3
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145 #define DREG4 4
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146 #define DREG5 5
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147 #define DREG6 6
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148 #define DREG7 7
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149 #define AREG3 11
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150 #define AREG4 12
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151 #define AREG5 13
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152
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153 /*storage classes*/
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154 #define AUTO 1
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155 #define REGISTER 2
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156 #define EXTERNAL 3
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157 #define STATIC 4
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158 #define REGOFF 5
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159 #define EXTOFF 6
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160 #define STATOFF 7
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161 #define INDEXED 8
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162
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163 /*exclusively code generator storage classes*/
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164 #define CINDR 9
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165 #define CLINDR 10
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166 #define CFINDR 11 /* [vlh] 3.4 */
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167
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168 /*exclusively parser storage classes*/
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169 #define STRPROTO 9
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170 #define PDECLIST 10
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171 #define PARMLIST 11
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172 #define BFIELDCL 12
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173 #define UNELCL 13
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174 #define STELCL 14
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175
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176
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177 /*opinfo table bits*/
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1File: ICODE.H Page 4
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178 #define OPPRI 077
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179 #define OPBIN 0100
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180 #define OPLVAL 0200
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181 #define OPREL 0400
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182 #define OPASSIGN 01000
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183 #define OPLWORD 02000
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184 #define OPRWORD 04000
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185 #define OPCOM 010000
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186 #define OPRAS 020000
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187 #define OPTERM 040000
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188 #define OPCONVS 0100000
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189
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190 /*68000 definitions*/
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191 #define PTRSIZE 4
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192 #define INTSIZE 2
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193 #define LONGSIZE 4
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194 #define SSIZE 8 /* chars per symbol */
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195 #define TRUE 1
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196 #define FALSE 0
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197 #define TABC '\t' /* tab character */
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198 #define EOLC '\n' /* end of line character */
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199 #define BITSPBYTE 8
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200
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201 /*operator class priorities*/
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202 #define TRMPRI 0 /* terminal nodes */
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203 #define RPNPRI 1 /* ) and ] */
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204 #define CALPRI 2 /* in-stack call, ( or [ */
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205 #define COLPRI 3 /* init or case priority for : or , */
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206 #define STKPRI 4 /* priority of end of stack */
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207 #define COMPRI 5 /* normal priority for , */
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208 #define ASGPRI 6 /* =, +=, -=, *=, /=, %=, ... */
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209 #define QMKPRI 7 /* ?: */
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210 #define LORPRI 8 /* || */
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211 #define LNDPRI 9 /* && */
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212 #define ORPRI 10 /* |, ! */
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213 #define ANDPRI 11 /* & */
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214 #define EQLPRI 12 /* ==, != */
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215 #define RELPRI 13 /* >, <, >=, <= */
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216 #define SHFPRI 14 /* <<, >> */
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217 #define ADDPRI 15 /* +, - */
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218 #define MULPRI 16 /* *, /, % */
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219 #define UNOPRI 17 /* ++, --, &, *, -, ~, sizeof */
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220 #define LPNPRI 18 /* ., ->, [, (, function call */
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221 #define PSTPRI 19 /* in-stack post--, post++ */
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222
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223 struct io_buf {
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224 int io_fd;
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225 int io_nc;
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226 char *io_p;
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227 char io_b[512];
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228 };
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229
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230 #ifdef PDP11
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231 struct { short hiword; short loword; };
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232 #endif
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233 #ifdef MC68000
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234 struct { short hiword; short loword; };
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235 #endif
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236 #ifdef VAX
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1File: ICODE.H Page 5
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237 struct { short loword; short hiword; };
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238 #endif
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239
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240 #define EXPSIZE 1024
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241 int exprarea[EXPSIZE];
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242
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243 /* v6io buffer declaration */
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244 #define BLEN 512
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245
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246 struct iobuf{
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247 int fildes;
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248 int nunused;
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249 char *xfree;
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250 char buff[BLEN];
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251 };
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