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1
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1
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2 // Compiler implementation of the D programming language
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3 // Copyright (c) 1999-2007 by Digital Mars
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4 // All Rights Reserved
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5 // written by Walter Bright
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6 // http://www.digitalmars.com
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7 // License for redistribution is by either the Artistic License
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8 // in artistic.txt, or the GNU General Public License in gnu.txt.
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9 // See the included readme.txt for details.
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10
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11 #define __USE_ISOC99 1 // so signbit() gets defined
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12 #include <math.h>
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13
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14 #include <stdio.h>
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15 #include <assert.h>
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16 #include <float.h>
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17
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18 #ifdef __DMC__
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19 #include <fp.h>
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20 #endif
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21
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22 #if _MSC_VER
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23 #include <malloc.h>
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24 #include <complex>
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25 #include <limits>
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26 #elif __DMC__
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27 #include <complex.h>
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28 #else
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29 //#define signbit 56
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30 #endif
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31
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32 #if __APPLE__
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33 #include <math.h>
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34 static double zero = 0;
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35 #elif __GNUC__
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36 #include <math.h>
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37 #include <bits/nan.h>
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38 #include <bits/mathdef.h>
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39 static double zero = 0;
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40 #endif
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41
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42 #include "mem.h"
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43
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44 #include "dsymbol.h"
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45 #include "mtype.h"
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46 #include "scope.h"
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47 #include "init.h"
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48 #include "expression.h"
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49 #include "attrib.h"
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50 #include "declaration.h"
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51 #include "template.h"
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52 #include "id.h"
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53 #include "enum.h"
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54 #include "import.h"
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55 #include "aggregate.h"
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56 #include "hdrgen.h"
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57
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58 FuncDeclaration *hasThis(Scope *sc);
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59
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60
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61 #define LOGDOTEXP 0 // log ::dotExp()
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62 #define LOGDEFAULTINIT 0 // log ::defaultInit()
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63
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64 // Allow implicit conversion of T[] to T*
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65 #define IMPLICIT_ARRAY_TO_PTR global.params.useDeprecated
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66
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67 /* These have default values for 32 bit code, they get
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68 * adjusted for 64 bit code.
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69 */
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70
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71 int PTRSIZE = 4;
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72 #if IN_LLVM
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73 int REALSIZE = 8;
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74 int REALPAD = 0;
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75 #elif TARGET_LINUX
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76 int REALSIZE = 12;
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77 int REALPAD = 2;
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78 #else
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79 int REALSIZE = 10;
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80 int REALPAD = 0;
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81 #endif
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82 int Tsize_t = Tuns32;
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83 int Tptrdiff_t = Tint32;
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84
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85 /***************************** Type *****************************/
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86
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87 ClassDeclaration *Type::typeinfo;
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88 ClassDeclaration *Type::typeinfoclass;
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89 ClassDeclaration *Type::typeinfointerface;
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90 ClassDeclaration *Type::typeinfostruct;
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91 ClassDeclaration *Type::typeinfotypedef;
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92 ClassDeclaration *Type::typeinfopointer;
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93 ClassDeclaration *Type::typeinfoarray;
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94 ClassDeclaration *Type::typeinfostaticarray;
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95 ClassDeclaration *Type::typeinfoassociativearray;
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96 ClassDeclaration *Type::typeinfoenum;
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97 ClassDeclaration *Type::typeinfofunction;
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98 ClassDeclaration *Type::typeinfodelegate;
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99 ClassDeclaration *Type::typeinfotypelist;
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100
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101 Type *Type::tvoidptr;
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102 Type *Type::basic[TMAX];
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103 unsigned char Type::mangleChar[TMAX];
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104 StringTable Type::stringtable;
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105
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106
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107 Type::Type(TY ty, Type *next)
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108 {
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109 this->ty = ty;
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110 this->next = next;
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111 this->deco = NULL;
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112 this->pto = NULL;
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113 this->rto = NULL;
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114 this->arrayof = NULL;
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115 this->vtinfo = NULL;
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116 this->ctype = NULL;
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117 this->llvmType = 0;
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118 }
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119
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120 Type *Type::syntaxCopy()
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121 {
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122 print();
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123 fprintf(stdmsg, "ty = %d\n", ty);
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124 assert(0);
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125 return this;
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126 }
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127
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128 int Type::equals(Object *o)
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129 { Type *t;
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130
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131 t = (Type *)o;
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132 //printf("Type::equals(%s, %s)\n", toChars(), t->toChars());
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133 if (this == o ||
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134 (t && deco == t->deco) && // deco strings are unique
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135 deco != NULL) // and semantic() has been run
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136 {
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137 //printf("deco = '%s', t->deco = '%s'\n", deco, t->deco);
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138 return 1;
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139 }
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140 //if (deco && t && t->deco) printf("deco = '%s', t->deco = '%s'\n", deco, t->deco);
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141 return 0;
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142 }
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143
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144 char Type::needThisPrefix()
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145 {
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146 return 'M'; // name mangling prefix for functions needing 'this'
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147 }
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148
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149 void Type::init()
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150 { int i;
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151 int j;
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152
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153 Lexer::initKeywords();
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154
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155 mangleChar[Tarray] = 'A';
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156 mangleChar[Tsarray] = 'G';
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157 mangleChar[Taarray] = 'H';
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158 mangleChar[Tpointer] = 'P';
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159 mangleChar[Treference] = 'R';
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160 mangleChar[Tfunction] = 'F';
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161 mangleChar[Tident] = 'I';
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162 mangleChar[Tclass] = 'C';
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163 mangleChar[Tstruct] = 'S';
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164 mangleChar[Tenum] = 'E';
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165 mangleChar[Ttypedef] = 'T';
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166 mangleChar[Tdelegate] = 'D';
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167
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168 mangleChar[Tnone] = 'n';
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169 mangleChar[Tvoid] = 'v';
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170 mangleChar[Tint8] = 'g';
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171 mangleChar[Tuns8] = 'h';
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172 mangleChar[Tint16] = 's';
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173 mangleChar[Tuns16] = 't';
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174 mangleChar[Tint32] = 'i';
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175 mangleChar[Tuns32] = 'k';
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176 mangleChar[Tint64] = 'l';
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177 mangleChar[Tuns64] = 'm';
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178 mangleChar[Tfloat32] = 'f';
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179 mangleChar[Tfloat64] = 'd';
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180 mangleChar[Tfloat80] = 'e';
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181
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182 mangleChar[Timaginary32] = 'o';
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183 mangleChar[Timaginary64] = 'p';
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184 mangleChar[Timaginary80] = 'j';
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185 mangleChar[Tcomplex32] = 'q';
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186 mangleChar[Tcomplex64] = 'r';
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187 mangleChar[Tcomplex80] = 'c';
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188
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189 mangleChar[Tbool] = 'b';
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190 mangleChar[Tascii] = 'a';
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191 mangleChar[Twchar] = 'u';
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192 mangleChar[Tdchar] = 'w';
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193
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194 mangleChar[Tbit] = '@';
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195 mangleChar[Tinstance] = '@';
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196 mangleChar[Terror] = '@';
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197 mangleChar[Ttypeof] = '@';
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198 mangleChar[Ttuple] = 'B';
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199 mangleChar[Tslice] = '@';
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200
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201 for (i = 0; i < TMAX; i++)
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202 { if (!mangleChar[i])
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203 fprintf(stdmsg, "ty = %d\n", i);
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204 assert(mangleChar[i]);
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205 }
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206
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207 // Set basic types
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208 static TY basetab[] =
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209 { Tvoid, Tint8, Tuns8, Tint16, Tuns16, Tint32, Tuns32, Tint64, Tuns64,
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210 Tfloat32, Tfloat64, Tfloat80,
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211 Timaginary32, Timaginary64, Timaginary80,
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212 Tcomplex32, Tcomplex64, Tcomplex80,
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213 Tbit, Tbool,
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214 Tascii, Twchar, Tdchar };
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215
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216 for (i = 0; i < sizeof(basetab) / sizeof(basetab[0]); i++)
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217 basic[basetab[i]] = new TypeBasic(basetab[i]);
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218 basic[Terror] = basic[Tint32];
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219
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220 tvoidptr = tvoid->pointerTo();
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221
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222 if (global.params.is64bit)
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223 {
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224 PTRSIZE = 8;
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225 #if !IN_LLVM
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226 if (global.params.isLinux)
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227 REALSIZE = 10;
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228 else
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229 REALSIZE = 8;
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230 #else
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231 REALSIZE = 8;
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232 REALPAD = 0;
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233 #endif
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234 Tsize_t = Tuns64;
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235 Tptrdiff_t = Tint64;
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236 }
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237 else
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238 {
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239 PTRSIZE = 4;
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240 #if IN_LLVM
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241 REALSIZE = 8;
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242 REALPAD = 0;
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243 #elif TARGET_LINUX
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244 REALSIZE = 12;
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245 REALPAD = 2;
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246 #else
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247 REALSIZE = 10;
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248 REALPAD = 0;
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249 #endif
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250 Tsize_t = Tuns32;
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251 Tptrdiff_t = Tint32;
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252 }
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253 }
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254
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255 d_uns64 Type::size()
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256 {
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257 return size(0);
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258 }
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259
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260 d_uns64 Type::size(Loc loc)
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261 {
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262 error(loc, "no size for type %s", toChars());
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263 return 1;
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264 }
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265
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266 unsigned Type::alignsize()
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267 {
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268 return size(0);
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269 }
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270
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271 Type *Type::semantic(Loc loc, Scope *sc)
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272 {
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273 if (next)
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274 next = next->semantic(loc,sc);
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275 return merge();
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276 }
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277
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278 Type *Type::pointerTo()
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279 {
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280 if (!pto)
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281 { Type *t;
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282
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283 t = new TypePointer(this);
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284 pto = t->merge();
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285 }
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286 return pto;
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287 }
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288
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289 Type *Type::referenceTo()
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290 {
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291 if (!rto)
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292 { Type *t;
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293
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294 t = new TypeReference(this);
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295 rto = t->merge();
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296 }
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297 return rto;
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298 }
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299
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300 Type *Type::arrayOf()
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301 {
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302 if (!arrayof)
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303 { Type *t;
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304
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305 t = new TypeDArray(this);
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306 arrayof = t->merge();
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307 }
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308 return arrayof;
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309 }
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310
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311 Dsymbol *Type::toDsymbol(Scope *sc)
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312 {
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313 return NULL;
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314 }
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315
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316 /*******************************
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317 * If this is a shell around another type,
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318 * get that other type.
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319 */
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320
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321 Type *Type::toBasetype()
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322 {
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323 return this;
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324 }
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325
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326 /********************************
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327 * Name mangling.
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328 */
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329
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330 void Type::toDecoBuffer(OutBuffer *buf)
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331 {
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332 buf->writeByte(mangleChar[ty]);
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333 if (next)
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334 {
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335 assert(next != this);
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336 //printf("this = %p, ty = %d, next = %p, ty = %d\n", this, this->ty, next, next->ty);
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337 next->toDecoBuffer(buf);
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338 }
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339 }
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340
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341 /********************************
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342 * Name mangling.
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343 */
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344
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345 void Type::toTypeInfoBuffer(OutBuffer *buf)
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346 {
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347 assert(0);
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348 buf->writeByte(mangleChar[ty]);
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349 }
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350
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351 /********************************
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352 * For pretty-printing a type.
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353 */
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354
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355 char *Type::toChars()
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356 { OutBuffer *buf;
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357 HdrGenState hgs;
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358
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359 buf = new OutBuffer();
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360 toCBuffer2(buf, NULL, &hgs);
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361 return buf->toChars();
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362 }
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363
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364 void Type::toCBuffer(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
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365 {
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366 OutBuffer tbuf;
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367
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368 toCBuffer2(&tbuf, ident, hgs);
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369 buf->write(&tbuf);
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370 }
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371
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372 void Type::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
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373 {
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374 buf->prependstring(toChars());
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375 if (ident)
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376 { buf->writeByte(' ');
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377 buf->writestring(ident->toChars());
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378 }
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379 }
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380
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381 /************************************
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382 */
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383
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384 Type *Type::merge()
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385 { Type *t;
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386
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387 //printf("merge(%s)\n", toChars());
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388 t = this;
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389 assert(t);
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390 if (!deco)
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391 {
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392 OutBuffer buf;
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393 StringValue *sv;
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394
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395 if (next)
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396 next = next->merge();
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397 toDecoBuffer(&buf);
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398 sv = stringtable.update((char *)buf.data, buf.offset);
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399 if (sv->ptrvalue)
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400 { t = (Type *) sv->ptrvalue;
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401 assert(t->deco);
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402 //printf("old value, deco = '%s' %p\n", t->deco, t->deco);
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403 }
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404 else
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405 {
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406 sv->ptrvalue = this;
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407 deco = sv->lstring.string;
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408 //printf("new value, deco = '%s' %p\n", t->deco, t->deco);
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409 }
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410 }
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411 return t;
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412 }
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413
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414 int Type::isbit()
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415 {
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416 return FALSE;
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417 }
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418
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419 int Type::isintegral()
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420 {
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421 return FALSE;
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422 }
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423
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424 int Type::isfloating()
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425 {
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426 return FALSE;
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427 }
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428
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429 int Type::isreal()
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430 {
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431 return FALSE;
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432 }
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433
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434 int Type::isimaginary()
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435 {
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436 return FALSE;
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437 }
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438
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439 int Type::iscomplex()
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440 {
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441 return FALSE;
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442 }
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443
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444 int Type::isscalar()
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445 {
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446 return FALSE;
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447 }
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448
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449 int Type::isunsigned()
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450 {
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451 return FALSE;
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452 }
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453
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454 ClassDeclaration *Type::isClassHandle()
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455 {
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456 return NULL;
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457 }
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458
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459 int Type::isauto()
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|
|
460 {
|
|
|
461 return FALSE;
|
|
|
462 }
|
|
|
463
|
|
|
464 int Type::isString()
|
|
|
465 {
|
|
|
466 return FALSE;
|
|
|
467 }
|
|
|
468
|
|
|
469 int Type::checkBoolean()
|
|
|
470 {
|
|
|
471 return isscalar();
|
|
|
472 }
|
|
|
473
|
|
|
474 /*********************************
|
|
|
475 * Check type to see if it is based on a deprecated symbol.
|
|
|
476 */
|
|
|
477
|
|
|
478 void Type::checkDeprecated(Loc loc, Scope *sc)
|
|
|
479 {
|
|
|
480 Type *t;
|
|
|
481 Dsymbol *s;
|
|
|
482
|
|
|
483 for (t = this; t; t = t->next)
|
|
|
484 {
|
|
|
485 s = t->toDsymbol(sc);
|
|
|
486 if (s)
|
|
|
487 s->checkDeprecated(loc, sc);
|
|
|
488 }
|
|
|
489 }
|
|
|
490
|
|
|
491
|
|
|
492 Expression *Type::defaultInit()
|
|
|
493 {
|
|
|
494 #if LOGDEFAULTINIT
|
|
|
495 printf("Type::defaultInit() '%s'\n", toChars());
|
|
|
496 #endif
|
|
|
497 return NULL;
|
|
|
498 }
|
|
|
499
|
|
|
500 int Type::isZeroInit()
|
|
|
501 {
|
|
|
502 return 0; // assume not
|
|
|
503 }
|
|
|
504
|
|
|
505 int Type::isBaseOf(Type *t, int *poffset)
|
|
|
506 {
|
|
|
507 return 0; // assume not
|
|
|
508 }
|
|
|
509
|
|
|
510 /********************************
|
|
|
511 * Determine if 'this' can be implicitly converted
|
|
|
512 * to type 'to'.
|
|
|
513 * Returns:
|
|
|
514 * 0 can't convert
|
|
|
515 * 1 can convert using implicit conversions
|
|
|
516 * 2 this and to are the same type
|
|
|
517 */
|
|
|
518
|
|
|
519 MATCH Type::implicitConvTo(Type *to)
|
|
|
520 {
|
|
|
521 //printf("Type::implicitConvTo(this=%p, to=%p)\n", this, to);
|
|
|
522 //printf("\tthis->next=%p, to->next=%p\n", this->next, to->next);
|
|
|
523 if (this == to)
|
|
|
524 return MATCHexact;
|
|
|
525 // if (to->ty == Tvoid)
|
|
|
526 // return 1;
|
|
|
527 return MATCHnomatch;
|
|
|
528 }
|
|
|
529
|
|
|
530 Expression *Type::getProperty(Loc loc, Identifier *ident)
|
|
|
531 { Expression *e;
|
|
|
532
|
|
|
533 #if LOGDOTEXP
|
|
|
534 printf("Type::getProperty(type = '%s', ident = '%s')\n", toChars(), ident->toChars());
|
|
|
535 #endif
|
|
|
536 if (ident == Id::__sizeof)
|
|
|
537 {
|
|
|
538 e = new IntegerExp(loc, size(loc), Type::tsize_t);
|
|
|
539 }
|
|
|
540 else if (ident == Id::size)
|
|
|
541 {
|
|
|
542 error(loc, ".size property should be replaced with .sizeof");
|
|
|
543 e = new IntegerExp(loc, size(loc), Type::tsize_t);
|
|
|
544 }
|
|
|
545 else if (ident == Id::alignof)
|
|
|
546 {
|
|
|
547 e = new IntegerExp(loc, alignsize(), Type::tsize_t);
|
|
|
548 }
|
|
|
549 else if (ident == Id::typeinfo)
|
|
|
550 {
|
|
|
551 if (!global.params.useDeprecated)
|
|
|
552 error(loc, ".typeinfo deprecated, use typeid(type)");
|
|
|
553 e = getTypeInfo(NULL);
|
|
|
554 }
|
|
|
555 else if (ident == Id::init)
|
|
|
556 {
|
|
|
557 e = defaultInit();
|
|
|
558 e->loc = loc;
|
|
|
559 }
|
|
|
560 else if (ident == Id::mangleof)
|
|
|
561 {
|
|
|
562 assert(deco);
|
|
|
563 e = new StringExp(loc, deco, strlen(deco), 'c');
|
|
|
564 Scope sc;
|
|
|
565 e = e->semantic(&sc);
|
|
|
566 }
|
|
|
567 else if (ident == Id::stringof)
|
|
|
568 { char *s = toChars();
|
|
|
569 e = new StringExp(loc, s, strlen(s), 'c');
|
|
|
570 Scope sc;
|
|
|
571 e = e->semantic(&sc);
|
|
|
572 }
|
|
|
573 else
|
|
|
574 {
|
|
|
575 error(loc, "no property '%s' for type '%s'", ident->toChars(), toChars());
|
|
|
576 e = new IntegerExp(loc, 1, Type::tint32);
|
|
|
577 }
|
|
|
578 return e;
|
|
|
579 }
|
|
|
580
|
|
|
581 Expression *Type::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
582 { VarDeclaration *v = NULL;
|
|
|
583
|
|
|
584 #if LOGDOTEXP
|
|
|
585 printf("Type::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
586 #endif
|
|
|
587 if (e->op == TOKdotvar)
|
|
|
588 {
|
|
|
589 DotVarExp *dv = (DotVarExp *)e;
|
|
|
590 v = dv->var->isVarDeclaration();
|
|
|
591 }
|
|
|
592 else if (e->op == TOKvar)
|
|
|
593 {
|
|
|
594 VarExp *ve = (VarExp *)e;
|
|
|
595 v = ve->var->isVarDeclaration();
|
|
|
596 }
|
|
|
597 if (v)
|
|
|
598 {
|
|
|
599 if (ident == Id::offset)
|
|
|
600 {
|
|
|
601 if (!global.params.useDeprecated)
|
|
|
602 error(e->loc, ".offset deprecated, use .offsetof");
|
|
|
603 goto Loffset;
|
|
|
604 }
|
|
|
605 else if (ident == Id::offsetof)
|
|
|
606 {
|
|
|
607 Loffset:
|
|
|
608 if (v->storage_class & STCfield)
|
|
|
609 {
|
|
|
610 e = new IntegerExp(e->loc, v->offset, Type::tsize_t);
|
|
|
611 return e;
|
|
|
612 }
|
|
|
613 }
|
|
|
614 else if (ident == Id::init)
|
|
|
615 {
|
|
|
616 #if 0
|
|
|
617 if (v->init)
|
|
|
618 {
|
|
|
619 if (v->init->isVoidInitializer())
|
|
|
620 error(e->loc, "%s.init is void", v->toChars());
|
|
|
621 else
|
|
|
622 { Loc loc = e->loc;
|
|
|
623 e = v->init->toExpression();
|
|
|
624 if (e->op == TOKassign || e->op == TOKconstruct)
|
|
|
625 {
|
|
|
626 e = ((AssignExp *)e)->e2;
|
|
|
627
|
|
|
628 /* Take care of case where we used a 0
|
|
|
629 * to initialize the struct.
|
|
|
630 */
|
|
|
631 if (e->type == Type::tint32 &&
|
|
|
632 e->isBool(0) &&
|
|
|
633 v->type->toBasetype()->ty == Tstruct)
|
|
|
634 {
|
|
|
635 e = v->type->defaultInit();
|
|
|
636 }
|
|
|
637 }
|
|
|
638 e = e->optimize(WANTvalue | WANTinterpret);
|
|
|
639 // if (!e->isConst())
|
|
|
640 // error(loc, ".init cannot be evaluated at compile time");
|
|
|
641 }
|
|
|
642 return e;
|
|
|
643 }
|
|
|
644 #endif
|
|
|
645 return defaultInit();
|
|
|
646 }
|
|
|
647 }
|
|
|
648 if (ident == Id::typeinfo)
|
|
|
649 {
|
|
|
650 if (!global.params.useDeprecated)
|
|
|
651 error(e->loc, ".typeinfo deprecated, use typeid(type)");
|
|
|
652 e = getTypeInfo(sc);
|
|
|
653 return e;
|
|
|
654 }
|
|
|
655 if (ident == Id::stringof)
|
|
|
656 { char *s = e->toChars();
|
|
|
657 e = new StringExp(e->loc, s, strlen(s), 'c');
|
|
|
658 Scope sc;
|
|
|
659 e = e->semantic(&sc);
|
|
|
660 return e;
|
|
|
661 }
|
|
|
662 return getProperty(e->loc, ident);
|
|
|
663 }
|
|
|
664
|
|
|
665 unsigned Type::memalign(unsigned salign)
|
|
|
666 {
|
|
|
667 return salign;
|
|
|
668 }
|
|
|
669
|
|
|
670 void Type::error(Loc loc, const char *format, ...)
|
|
|
671 {
|
|
|
672 va_list ap;
|
|
|
673 va_start(ap, format);
|
|
|
674 ::verror(loc, format, ap);
|
|
|
675 va_end( ap );
|
|
|
676 }
|
|
|
677
|
|
|
678 Identifier *Type::getTypeInfoIdent(int internal)
|
|
|
679 {
|
|
|
680 // _init_10TypeInfo_%s
|
|
|
681 OutBuffer buf;
|
|
|
682 Identifier *id;
|
|
|
683 char *name;
|
|
|
684 int len;
|
|
|
685
|
|
|
686 //toTypeInfoBuffer(&buf);
|
|
|
687 if (internal)
|
|
|
688 { buf.writeByte(mangleChar[ty]);
|
|
|
689 if (ty == Tarray)
|
|
|
690 buf.writeByte(mangleChar[next->ty]);
|
|
|
691 }
|
|
|
692 else
|
|
|
693 toDecoBuffer(&buf);
|
|
|
694 len = buf.offset;
|
|
|
695 name = (char *)alloca(19 + sizeof(len) * 3 + len + 1);
|
|
|
696 buf.writeByte(0);
|
|
|
697 sprintf(name, "_D%dTypeInfo_%s6__initZ", 9 + len, buf.data);
|
|
|
698 if (global.params.isWindows)
|
|
|
699 name++; // C mangling will add it back in
|
|
|
700 //printf("name = %s\n", name);
|
|
|
701 id = Lexer::idPool(name);
|
|
|
702 return id;
|
|
|
703 }
|
|
|
704
|
|
|
705 TypeBasic *Type::isTypeBasic()
|
|
|
706 {
|
|
|
707 return NULL;
|
|
|
708 }
|
|
|
709
|
|
|
710
|
|
|
711 void Type::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps)
|
|
|
712 {
|
|
|
713 Type *t;
|
|
|
714
|
|
|
715 t = semantic(loc, sc);
|
|
|
716 *pt = t;
|
|
|
717 *pe = NULL;
|
|
|
718 *ps = NULL;
|
|
|
719 }
|
|
|
720
|
|
|
721 /*******************************
|
|
|
722 * If one of the subtypes of this type is a TypeIdentifier,
|
|
|
723 * i.e. it's an unresolved type, return that type.
|
|
|
724 */
|
|
|
725
|
|
|
726 Type *Type::reliesOnTident()
|
|
|
727 {
|
|
|
728 if (!next)
|
|
|
729 return NULL;
|
|
|
730 else
|
|
|
731 return next->reliesOnTident();
|
|
|
732 }
|
|
|
733
|
|
|
734 /********************************
|
|
|
735 * We've mistakenly parsed this as a type.
|
|
|
736 * Redo it as an Expression.
|
|
|
737 * NULL if cannot.
|
|
|
738 */
|
|
|
739
|
|
|
740 Expression *Type::toExpression()
|
|
|
741 {
|
|
|
742 return NULL;
|
|
|
743 }
|
|
|
744
|
|
|
745 /***************************************
|
|
|
746 * Return !=0 if type has pointers that need to
|
|
|
747 * be scanned by the GC during a collection cycle.
|
|
|
748 */
|
|
|
749
|
|
|
750 int Type::hasPointers()
|
|
|
751 {
|
|
|
752 return FALSE;
|
|
|
753 }
|
|
|
754
|
|
|
755 /* ============================= TypeBasic =========================== */
|
|
|
756
|
|
|
757 TypeBasic::TypeBasic(TY ty)
|
|
|
758 : Type(ty, NULL)
|
|
|
759 { char *c;
|
|
|
760 char *d;
|
|
|
761 unsigned flags;
|
|
|
762
|
|
|
763 #define TFLAGSintegral 1
|
|
|
764 #define TFLAGSfloating 2
|
|
|
765 #define TFLAGSunsigned 4
|
|
|
766 #define TFLAGSreal 8
|
|
|
767 #define TFLAGSimaginary 0x10
|
|
|
768 #define TFLAGScomplex 0x20
|
|
|
769
|
|
|
770 flags = 0;
|
|
|
771 switch (ty)
|
|
|
772 {
|
|
|
773 case Tvoid: d = Token::toChars(TOKvoid);
|
|
|
774 c = "void";
|
|
|
775 break;
|
|
|
776
|
|
|
777 case Tint8: d = Token::toChars(TOKint8);
|
|
|
778 c = "byte";
|
|
|
779 flags |= TFLAGSintegral;
|
|
|
780 break;
|
|
|
781
|
|
|
782 case Tuns8: d = Token::toChars(TOKuns8);
|
|
|
783 c = "ubyte";
|
|
|
784 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
785 break;
|
|
|
786
|
|
|
787 case Tint16: d = Token::toChars(TOKint16);
|
|
|
788 c = "short";
|
|
|
789 flags |= TFLAGSintegral;
|
|
|
790 break;
|
|
|
791
|
|
|
792 case Tuns16: d = Token::toChars(TOKuns16);
|
|
|
793 c = "ushort";
|
|
|
794 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
795 break;
|
|
|
796
|
|
|
797 case Tint32: d = Token::toChars(TOKint32);
|
|
|
798 c = "int";
|
|
|
799 flags |= TFLAGSintegral;
|
|
|
800 break;
|
|
|
801
|
|
|
802 case Tuns32: d = Token::toChars(TOKuns32);
|
|
|
803 c = "uint";
|
|
|
804 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
805 break;
|
|
|
806
|
|
|
807 case Tfloat32: d = Token::toChars(TOKfloat32);
|
|
|
808 c = "float";
|
|
|
809 flags |= TFLAGSfloating | TFLAGSreal;
|
|
|
810 break;
|
|
|
811
|
|
|
812 case Tint64: d = Token::toChars(TOKint64);
|
|
|
813 c = "long";
|
|
|
814 flags |= TFLAGSintegral;
|
|
|
815 break;
|
|
|
816
|
|
|
817 case Tuns64: d = Token::toChars(TOKuns64);
|
|
|
818 c = "ulong";
|
|
|
819 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
820 break;
|
|
|
821
|
|
|
822 case Tfloat64: d = Token::toChars(TOKfloat64);
|
|
|
823 c = "double";
|
|
|
824 flags |= TFLAGSfloating | TFLAGSreal;
|
|
|
825 break;
|
|
|
826
|
|
|
827 case Tfloat80: d = Token::toChars(TOKfloat80);
|
|
|
828 c = "real";
|
|
|
829 flags |= TFLAGSfloating | TFLAGSreal;
|
|
|
830 break;
|
|
|
831
|
|
|
832 case Timaginary32: d = Token::toChars(TOKimaginary32);
|
|
|
833 c = "ifloat";
|
|
|
834 flags |= TFLAGSfloating | TFLAGSimaginary;
|
|
|
835 break;
|
|
|
836
|
|
|
837 case Timaginary64: d = Token::toChars(TOKimaginary64);
|
|
|
838 c = "idouble";
|
|
|
839 flags |= TFLAGSfloating | TFLAGSimaginary;
|
|
|
840 break;
|
|
|
841
|
|
|
842 case Timaginary80: d = Token::toChars(TOKimaginary80);
|
|
|
843 c = "ireal";
|
|
|
844 flags |= TFLAGSfloating | TFLAGSimaginary;
|
|
|
845 break;
|
|
|
846
|
|
|
847 case Tcomplex32: d = Token::toChars(TOKcomplex32);
|
|
|
848 c = "cfloat";
|
|
|
849 flags |= TFLAGSfloating | TFLAGScomplex;
|
|
|
850 break;
|
|
|
851
|
|
|
852 case Tcomplex64: d = Token::toChars(TOKcomplex64);
|
|
|
853 c = "cdouble";
|
|
|
854 flags |= TFLAGSfloating | TFLAGScomplex;
|
|
|
855 break;
|
|
|
856
|
|
|
857 case Tcomplex80: d = Token::toChars(TOKcomplex80);
|
|
|
858 c = "creal";
|
|
|
859 flags |= TFLAGSfloating | TFLAGScomplex;
|
|
|
860 break;
|
|
|
861
|
|
|
862
|
|
|
863 case Tbit: d = Token::toChars(TOKbit);
|
|
|
864 c = "bit";
|
|
|
865 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
866 break;
|
|
|
867
|
|
|
868 case Tbool: d = "bool";
|
|
|
869 c = d;
|
|
|
870 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
871 break;
|
|
|
872
|
|
|
873 case Tascii: d = Token::toChars(TOKchar);
|
|
|
874 c = "char";
|
|
|
875 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
876 break;
|
|
|
877
|
|
|
878 case Twchar: d = Token::toChars(TOKwchar);
|
|
|
879 c = "wchar";
|
|
|
880 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
881 break;
|
|
|
882
|
|
|
883 case Tdchar: d = Token::toChars(TOKdchar);
|
|
|
884 c = "dchar";
|
|
|
885 flags |= TFLAGSintegral | TFLAGSunsigned;
|
|
|
886 break;
|
|
|
887
|
|
|
888 default: assert(0);
|
|
|
889 }
|
|
|
890 this->dstring = d;
|
|
|
891 this->cstring = c;
|
|
|
892 this->flags = flags;
|
|
|
893 merge();
|
|
|
894 }
|
|
|
895
|
|
|
896 Type *TypeBasic::syntaxCopy()
|
|
|
897 {
|
|
|
898 // No semantic analysis done on basic types, no need to copy
|
|
|
899 return this;
|
|
|
900 }
|
|
|
901
|
|
|
902
|
|
|
903 char *TypeBasic::toChars()
|
|
|
904 {
|
|
|
905 return dstring;
|
|
|
906 }
|
|
|
907
|
|
|
908 void TypeBasic::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
909 {
|
|
|
910 buf->prependstring(cstring);
|
|
|
911 if (ident)
|
|
|
912 { buf->writeByte(' ');
|
|
|
913 buf->writestring(ident->toChars());
|
|
|
914 }
|
|
|
915 }
|
|
|
916
|
|
|
917 d_uns64 TypeBasic::size(Loc loc)
|
|
|
918 { unsigned size;
|
|
|
919
|
|
|
920 //printf("TypeBasic::size()\n");
|
|
|
921 switch (ty)
|
|
|
922 {
|
|
|
923 case Tint8:
|
|
|
924 case Tuns8: size = 1; break;
|
|
|
925 case Tint16:
|
|
|
926 case Tuns16: size = 2; break;
|
|
|
927 case Tint32:
|
|
|
928 case Tuns32:
|
|
|
929 case Tfloat32:
|
|
|
930 case Timaginary32:
|
|
|
931 size = 4; break;
|
|
|
932 case Tint64:
|
|
|
933 case Tuns64:
|
|
|
934 case Tfloat64:
|
|
|
935 case Timaginary64:
|
|
|
936 size = 8; break;
|
|
|
937 case Tfloat80:
|
|
|
938 case Timaginary80:
|
|
|
939 size = REALSIZE; break;
|
|
|
940 case Tcomplex32:
|
|
|
941 size = 8; break;
|
|
|
942 case Tcomplex64:
|
|
|
943 size = 16; break;
|
|
|
944 case Tcomplex80:
|
|
|
945 size = REALSIZE * 2; break;
|
|
|
946
|
|
|
947 case Tvoid:
|
|
|
948 //size = Type::size(); // error message
|
|
|
949 size = 1;
|
|
|
950 break;
|
|
|
951
|
|
|
952 case Tbit: size = 1; break;
|
|
|
953 case Tbool: size = 1; break;
|
|
|
954 case Tascii: size = 1; break;
|
|
|
955 case Twchar: size = 2; break;
|
|
|
956 case Tdchar: size = 4; break;
|
|
|
957
|
|
|
958 default:
|
|
|
959 assert(0);
|
|
|
960 break;
|
|
|
961 }
|
|
|
962 //printf("TypeBasic::size() = %d\n", size);
|
|
|
963 return size;
|
|
|
964 }
|
|
|
965
|
|
|
966 unsigned TypeBasic::alignsize()
|
|
|
967 { unsigned sz;
|
|
|
968
|
|
|
969 switch (ty)
|
|
|
970 {
|
|
|
971 case Tfloat80:
|
|
|
972 case Timaginary80:
|
|
|
973 case Tcomplex80:
|
|
|
974 sz = REALSIZE;
|
|
|
975 break;
|
|
|
976
|
|
|
977 default:
|
|
|
978 sz = size(0);
|
|
|
979 break;
|
|
|
980 }
|
|
|
981 return sz;
|
|
|
982 }
|
|
|
983
|
|
|
984
|
|
|
985 Expression *TypeBasic::getProperty(Loc loc, Identifier *ident)
|
|
|
986 {
|
|
|
987 Expression *e;
|
|
|
988 d_int64 ivalue;
|
|
|
989 #ifdef IN_GCC
|
|
|
990 real_t fvalue;
|
|
|
991 #else
|
|
|
992 d_float80 fvalue;
|
|
|
993 #endif
|
|
|
994
|
|
|
995 //printf("TypeBasic::getProperty('%s')\n", ident->toChars());
|
|
|
996 if (ident == Id::max)
|
|
|
997 {
|
|
|
998 switch (ty)
|
|
|
999 {
|
|
|
1000 case Tint8: ivalue = 0x7F; goto Livalue;
|
|
|
1001 case Tuns8: ivalue = 0xFF; goto Livalue;
|
|
|
1002 case Tint16: ivalue = 0x7FFFUL; goto Livalue;
|
|
|
1003 case Tuns16: ivalue = 0xFFFFUL; goto Livalue;
|
|
|
1004 case Tint32: ivalue = 0x7FFFFFFFUL; goto Livalue;
|
|
|
1005 case Tuns32: ivalue = 0xFFFFFFFFUL; goto Livalue;
|
|
|
1006 case Tint64: ivalue = 0x7FFFFFFFFFFFFFFFLL; goto Livalue;
|
|
|
1007 case Tuns64: ivalue = 0xFFFFFFFFFFFFFFFFULL; goto Livalue;
|
|
|
1008 case Tbit: ivalue = 1; goto Livalue;
|
|
|
1009 case Tbool: ivalue = 1; goto Livalue;
|
|
|
1010 case Tchar: ivalue = 0xFF; goto Livalue;
|
|
|
1011 case Twchar: ivalue = 0xFFFFUL; goto Livalue;
|
|
|
1012 case Tdchar: ivalue = 0x10FFFFUL; goto Livalue;
|
|
|
1013
|
|
|
1014 case Tcomplex32:
|
|
|
1015 case Timaginary32:
|
|
|
1016 case Tfloat32: fvalue = FLT_MAX; goto Lfvalue;
|
|
|
1017 case Tcomplex64:
|
|
|
1018 case Timaginary64:
|
|
|
1019 case Tfloat64: fvalue = DBL_MAX; goto Lfvalue;
|
|
|
1020 case Tcomplex80:
|
|
|
1021 case Timaginary80:
|
|
|
1022 case Tfloat80: fvalue = LDBL_MAX; goto Lfvalue;
|
|
|
1023 }
|
|
|
1024 }
|
|
|
1025 else if (ident == Id::min)
|
|
|
1026 {
|
|
|
1027 switch (ty)
|
|
|
1028 {
|
|
|
1029 case Tint8: ivalue = -128; goto Livalue;
|
|
|
1030 case Tuns8: ivalue = 0; goto Livalue;
|
|
|
1031 case Tint16: ivalue = -32768; goto Livalue;
|
|
|
1032 case Tuns16: ivalue = 0; goto Livalue;
|
|
|
1033 case Tint32: ivalue = -2147483647L - 1; goto Livalue;
|
|
|
1034 case Tuns32: ivalue = 0; goto Livalue;
|
|
|
1035 case Tint64: ivalue = (-9223372036854775807LL-1LL); goto Livalue;
|
|
|
1036 case Tuns64: ivalue = 0; goto Livalue;
|
|
|
1037 case Tbit: ivalue = 0; goto Livalue;
|
|
|
1038 case Tbool: ivalue = 0; goto Livalue;
|
|
|
1039 case Tchar: ivalue = 0; goto Livalue;
|
|
|
1040 case Twchar: ivalue = 0; goto Livalue;
|
|
|
1041 case Tdchar: ivalue = 0; goto Livalue;
|
|
|
1042
|
|
|
1043 case Tcomplex32:
|
|
|
1044 case Timaginary32:
|
|
|
1045 case Tfloat32: fvalue = FLT_MIN; goto Lfvalue;
|
|
|
1046 case Tcomplex64:
|
|
|
1047 case Timaginary64:
|
|
|
1048 case Tfloat64: fvalue = DBL_MIN; goto Lfvalue;
|
|
|
1049 case Tcomplex80:
|
|
|
1050 case Timaginary80:
|
|
|
1051 case Tfloat80: fvalue = LDBL_MIN; goto Lfvalue;
|
|
|
1052 }
|
|
|
1053 }
|
|
|
1054 else if (ident == Id::nan)
|
|
|
1055 {
|
|
|
1056 switch (ty)
|
|
|
1057 {
|
|
|
1058 case Tcomplex32:
|
|
|
1059 case Tcomplex64:
|
|
|
1060 case Tcomplex80:
|
|
|
1061 case Timaginary32:
|
|
|
1062 case Timaginary64:
|
|
|
1063 case Timaginary80:
|
|
|
1064 case Tfloat32:
|
|
|
1065 case Tfloat64:
|
|
|
1066 case Tfloat80:
|
|
|
1067 {
|
|
|
1068 #if IN_GCC
|
|
|
1069 // mode doesn't matter, will be converted in RealExp anyway
|
|
|
1070 fvalue = real_t::getnan(real_t::LongDouble);
|
|
|
1071 #elif __GNUC__
|
|
|
1072 // gcc nan's have the sign bit set by default, so turn it off
|
|
|
1073 // Need the volatile to prevent gcc from doing incorrect
|
|
|
1074 // constant folding.
|
|
|
1075 volatile d_float80 foo;
|
|
|
1076 foo = NAN;
|
|
|
1077 if (signbit(foo)) // signbit sometimes, not always, set
|
|
|
1078 foo = -foo; // turn off sign bit
|
|
|
1079 fvalue = foo;
|
|
|
1080 #elif _MSC_VER
|
|
|
1081 unsigned long nan[2]= { 0xFFFFFFFF, 0x7FFFFFFF };
|
|
|
1082 fvalue = *(double*)nan;
|
|
|
1083 #else
|
|
|
1084 fvalue = NAN;
|
|
|
1085 #endif
|
|
|
1086 goto Lfvalue;
|
|
|
1087 }
|
|
|
1088 }
|
|
|
1089 }
|
|
|
1090 else if (ident == Id::infinity)
|
|
|
1091 {
|
|
|
1092 switch (ty)
|
|
|
1093 {
|
|
|
1094 case Tcomplex32:
|
|
|
1095 case Tcomplex64:
|
|
|
1096 case Tcomplex80:
|
|
|
1097 case Timaginary32:
|
|
|
1098 case Timaginary64:
|
|
|
1099 case Timaginary80:
|
|
|
1100 case Tfloat32:
|
|
|
1101 case Tfloat64:
|
|
|
1102 case Tfloat80:
|
|
|
1103 #if IN_GCC
|
|
|
1104 fvalue = real_t::getinfinity();
|
|
|
1105 #elif __GNUC__
|
|
|
1106 fvalue = 1 / zero;
|
|
|
1107 #elif _MSC_VER
|
|
|
1108 fvalue = std::numeric_limits<long double>::infinity();
|
|
|
1109 #else
|
|
|
1110 fvalue = INFINITY;
|
|
|
1111 #endif
|
|
|
1112 goto Lfvalue;
|
|
|
1113 }
|
|
|
1114 }
|
|
|
1115 else if (ident == Id::dig)
|
|
|
1116 {
|
|
|
1117 switch (ty)
|
|
|
1118 {
|
|
|
1119 case Tcomplex32:
|
|
|
1120 case Timaginary32:
|
|
|
1121 case Tfloat32: ivalue = FLT_DIG; goto Lint;
|
|
|
1122 case Tcomplex64:
|
|
|
1123 case Timaginary64:
|
|
|
1124 case Tfloat64: ivalue = DBL_DIG; goto Lint;
|
|
|
1125 case Tcomplex80:
|
|
|
1126 case Timaginary80:
|
|
|
1127 case Tfloat80: ivalue = LDBL_DIG; goto Lint;
|
|
|
1128 }
|
|
|
1129 }
|
|
|
1130 else if (ident == Id::epsilon)
|
|
|
1131 {
|
|
|
1132 switch (ty)
|
|
|
1133 {
|
|
|
1134 case Tcomplex32:
|
|
|
1135 case Timaginary32:
|
|
|
1136 case Tfloat32: fvalue = FLT_EPSILON; goto Lfvalue;
|
|
|
1137 case Tcomplex64:
|
|
|
1138 case Timaginary64:
|
|
|
1139 case Tfloat64: fvalue = DBL_EPSILON; goto Lfvalue;
|
|
|
1140 case Tcomplex80:
|
|
|
1141 case Timaginary80:
|
|
|
1142 case Tfloat80: fvalue = LDBL_EPSILON; goto Lfvalue;
|
|
|
1143 }
|
|
|
1144 }
|
|
|
1145 else if (ident == Id::mant_dig)
|
|
|
1146 {
|
|
|
1147 switch (ty)
|
|
|
1148 {
|
|
|
1149 case Tcomplex32:
|
|
|
1150 case Timaginary32:
|
|
|
1151 case Tfloat32: ivalue = FLT_MANT_DIG; goto Lint;
|
|
|
1152 case Tcomplex64:
|
|
|
1153 case Timaginary64:
|
|
|
1154 case Tfloat64: ivalue = DBL_MANT_DIG; goto Lint;
|
|
|
1155 case Tcomplex80:
|
|
|
1156 case Timaginary80:
|
|
|
1157 case Tfloat80: ivalue = LDBL_MANT_DIG; goto Lint;
|
|
|
1158 }
|
|
|
1159 }
|
|
|
1160 else if (ident == Id::max_10_exp)
|
|
|
1161 {
|
|
|
1162 switch (ty)
|
|
|
1163 {
|
|
|
1164 case Tcomplex32:
|
|
|
1165 case Timaginary32:
|
|
|
1166 case Tfloat32: ivalue = FLT_MAX_10_EXP; goto Lint;
|
|
|
1167 case Tcomplex64:
|
|
|
1168 case Timaginary64:
|
|
|
1169 case Tfloat64: ivalue = DBL_MAX_10_EXP; goto Lint;
|
|
|
1170 case Tcomplex80:
|
|
|
1171 case Timaginary80:
|
|
|
1172 case Tfloat80: ivalue = LDBL_MAX_10_EXP; goto Lint;
|
|
|
1173 }
|
|
|
1174 }
|
|
|
1175 else if (ident == Id::max_exp)
|
|
|
1176 {
|
|
|
1177 switch (ty)
|
|
|
1178 {
|
|
|
1179 case Tcomplex32:
|
|
|
1180 case Timaginary32:
|
|
|
1181 case Tfloat32: ivalue = FLT_MAX_EXP; goto Lint;
|
|
|
1182 case Tcomplex64:
|
|
|
1183 case Timaginary64:
|
|
|
1184 case Tfloat64: ivalue = DBL_MAX_EXP; goto Lint;
|
|
|
1185 case Tcomplex80:
|
|
|
1186 case Timaginary80:
|
|
|
1187 case Tfloat80: ivalue = LDBL_MAX_EXP; goto Lint;
|
|
|
1188 }
|
|
|
1189 }
|
|
|
1190 else if (ident == Id::min_10_exp)
|
|
|
1191 {
|
|
|
1192 switch (ty)
|
|
|
1193 {
|
|
|
1194 case Tcomplex32:
|
|
|
1195 case Timaginary32:
|
|
|
1196 case Tfloat32: ivalue = FLT_MIN_10_EXP; goto Lint;
|
|
|
1197 case Tcomplex64:
|
|
|
1198 case Timaginary64:
|
|
|
1199 case Tfloat64: ivalue = DBL_MIN_10_EXP; goto Lint;
|
|
|
1200 case Tcomplex80:
|
|
|
1201 case Timaginary80:
|
|
|
1202 case Tfloat80: ivalue = LDBL_MIN_10_EXP; goto Lint;
|
|
|
1203 }
|
|
|
1204 }
|
|
|
1205 else if (ident == Id::min_exp)
|
|
|
1206 {
|
|
|
1207 switch (ty)
|
|
|
1208 {
|
|
|
1209 case Tcomplex32:
|
|
|
1210 case Timaginary32:
|
|
|
1211 case Tfloat32: ivalue = FLT_MIN_EXP; goto Lint;
|
|
|
1212 case Tcomplex64:
|
|
|
1213 case Timaginary64:
|
|
|
1214 case Tfloat64: ivalue = DBL_MIN_EXP; goto Lint;
|
|
|
1215 case Tcomplex80:
|
|
|
1216 case Timaginary80:
|
|
|
1217 case Tfloat80: ivalue = LDBL_MIN_EXP; goto Lint;
|
|
|
1218 }
|
|
|
1219 }
|
|
|
1220
|
|
|
1221 Ldefault:
|
|
|
1222 return Type::getProperty(loc, ident);
|
|
|
1223
|
|
|
1224 Livalue:
|
|
|
1225 e = new IntegerExp(loc, ivalue, this);
|
|
|
1226 return e;
|
|
|
1227
|
|
|
1228 Lfvalue:
|
|
|
1229 if (isreal() || isimaginary())
|
|
|
1230 e = new RealExp(loc, fvalue, this);
|
|
|
1231 else
|
|
|
1232 {
|
|
|
1233 complex_t cvalue;
|
|
|
1234
|
|
|
1235 #if __DMC__
|
|
|
1236 //((real_t *)&cvalue)[0] = fvalue;
|
|
|
1237 //((real_t *)&cvalue)[1] = fvalue;
|
|
|
1238 cvalue = fvalue + fvalue * I;
|
|
|
1239 #else
|
|
|
1240 cvalue.re = fvalue;
|
|
|
1241 cvalue.im = fvalue;
|
|
|
1242 #endif
|
|
|
1243 //for (int i = 0; i < 20; i++)
|
|
|
1244 // printf("%02x ", ((unsigned char *)&cvalue)[i]);
|
|
|
1245 //printf("\n");
|
|
|
1246 e = new ComplexExp(loc, cvalue, this);
|
|
|
1247 }
|
|
|
1248 return e;
|
|
|
1249
|
|
|
1250 Lint:
|
|
|
1251 e = new IntegerExp(loc, ivalue, Type::tint32);
|
|
|
1252 return e;
|
|
|
1253 }
|
|
|
1254
|
|
|
1255 Expression *TypeBasic::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
1256 {
|
|
|
1257 #if LOGDOTEXP
|
|
|
1258 printf("TypeBasic::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
1259 #endif
|
|
|
1260 Type *t;
|
|
|
1261
|
|
|
1262 if (ident == Id::re)
|
|
|
1263 {
|
|
|
1264 switch (ty)
|
|
|
1265 {
|
|
|
1266 case Tcomplex32: t = tfloat32; goto L1;
|
|
|
1267 case Tcomplex64: t = tfloat64; goto L1;
|
|
|
1268 case Tcomplex80: t = tfloat80; goto L1;
|
|
|
1269 L1:
|
|
|
1270 e = e->castTo(sc, t);
|
|
|
1271 break;
|
|
|
1272
|
|
|
1273 case Tfloat32:
|
|
|
1274 case Tfloat64:
|
|
|
1275 case Tfloat80:
|
|
|
1276 break;
|
|
|
1277
|
|
|
1278 case Timaginary32: t = tfloat32; goto L2;
|
|
|
1279 case Timaginary64: t = tfloat64; goto L2;
|
|
|
1280 case Timaginary80: t = tfloat80; goto L2;
|
|
|
1281 L2:
|
|
|
1282 e = new RealExp(0, 0.0, t);
|
|
|
1283 break;
|
|
|
1284
|
|
|
1285 default:
|
|
|
1286 return Type::getProperty(e->loc, ident);
|
|
|
1287 }
|
|
|
1288 }
|
|
|
1289 else if (ident == Id::im)
|
|
|
1290 { Type *t2;
|
|
|
1291
|
|
|
1292 switch (ty)
|
|
|
1293 {
|
|
|
1294 case Tcomplex32: t = timaginary32; t2 = tfloat32; goto L3;
|
|
|
1295 case Tcomplex64: t = timaginary64; t2 = tfloat64; goto L3;
|
|
|
1296 case Tcomplex80: t = timaginary80; t2 = tfloat80; goto L3;
|
|
|
1297 L3:
|
|
|
1298 e = e->castTo(sc, t);
|
|
|
1299 e->type = t2;
|
|
|
1300 break;
|
|
|
1301
|
|
|
1302 case Timaginary32: t = tfloat32; goto L4;
|
|
|
1303 case Timaginary64: t = tfloat64; goto L4;
|
|
|
1304 case Timaginary80: t = tfloat80; goto L4;
|
|
|
1305 L4:
|
|
|
1306 e->type = t;
|
|
|
1307 break;
|
|
|
1308
|
|
|
1309 case Tfloat32:
|
|
|
1310 case Tfloat64:
|
|
|
1311 case Tfloat80:
|
|
|
1312 e = new RealExp(0, 0.0, this);
|
|
|
1313 break;
|
|
|
1314
|
|
|
1315 default:
|
|
|
1316 return Type::getProperty(e->loc, ident);
|
|
|
1317 }
|
|
|
1318 }
|
|
|
1319 else
|
|
|
1320 {
|
|
|
1321 return Type::dotExp(sc, e, ident);
|
|
|
1322 }
|
|
|
1323 return e;
|
|
|
1324 }
|
|
|
1325
|
|
|
1326 Expression *TypeBasic::defaultInit()
|
|
|
1327 { integer_t value = 0;
|
|
|
1328
|
|
|
1329 #if LOGDEFAULTINIT
|
|
|
1330 printf("TypeBasic::defaultInit() '%s'\n", toChars());
|
|
|
1331 #endif
|
|
|
1332 switch (ty)
|
|
|
1333 {
|
|
|
1334 case Tchar:
|
|
|
1335 value = 0xFF;
|
|
|
1336 break;
|
|
|
1337
|
|
|
1338 case Twchar:
|
|
|
1339 case Tdchar:
|
|
|
1340 value = 0xFFFF;
|
|
|
1341 break;
|
|
|
1342
|
|
|
1343 case Timaginary32:
|
|
|
1344 case Timaginary64:
|
|
|
1345 case Timaginary80:
|
|
|
1346 case Tfloat32:
|
|
|
1347 case Tfloat64:
|
|
|
1348 case Tfloat80:
|
|
|
1349 case Tcomplex32:
|
|
|
1350 case Tcomplex64:
|
|
|
1351 case Tcomplex80:
|
|
|
1352 return getProperty(0, Id::nan);
|
|
|
1353 }
|
|
|
1354 return new IntegerExp(0, value, this);
|
|
|
1355 }
|
|
|
1356
|
|
|
1357 int TypeBasic::isZeroInit()
|
|
|
1358 {
|
|
|
1359 switch (ty)
|
|
|
1360 {
|
|
|
1361 case Tchar:
|
|
|
1362 case Twchar:
|
|
|
1363 case Tdchar:
|
|
|
1364 case Timaginary32:
|
|
|
1365 case Timaginary64:
|
|
|
1366 case Timaginary80:
|
|
|
1367 case Tfloat32:
|
|
|
1368 case Tfloat64:
|
|
|
1369 case Tfloat80:
|
|
|
1370 case Tcomplex32:
|
|
|
1371 case Tcomplex64:
|
|
|
1372 case Tcomplex80:
|
|
|
1373 return 0; // no
|
|
|
1374 }
|
|
|
1375 return 1; // yes
|
|
|
1376 }
|
|
|
1377
|
|
|
1378 int TypeBasic::isbit()
|
|
|
1379 {
|
|
|
1380 return (ty == Tbit);
|
|
|
1381 }
|
|
|
1382
|
|
|
1383 int TypeBasic::isintegral()
|
|
|
1384 {
|
|
|
1385 //printf("TypeBasic::isintegral('%s') x%x\n", toChars(), flags);
|
|
|
1386 return flags & TFLAGSintegral;
|
|
|
1387 }
|
|
|
1388
|
|
|
1389 int TypeBasic::isfloating()
|
|
|
1390 {
|
|
|
1391 return flags & TFLAGSfloating;
|
|
|
1392 }
|
|
|
1393
|
|
|
1394 int TypeBasic::isreal()
|
|
|
1395 {
|
|
|
1396 return flags & TFLAGSreal;
|
|
|
1397 }
|
|
|
1398
|
|
|
1399 int TypeBasic::isimaginary()
|
|
|
1400 {
|
|
|
1401 return flags & TFLAGSimaginary;
|
|
|
1402 }
|
|
|
1403
|
|
|
1404 int TypeBasic::iscomplex()
|
|
|
1405 {
|
|
|
1406 return flags & TFLAGScomplex;
|
|
|
1407 }
|
|
|
1408
|
|
|
1409 int TypeBasic::isunsigned()
|
|
|
1410 {
|
|
|
1411 return flags & TFLAGSunsigned;
|
|
|
1412 }
|
|
|
1413
|
|
|
1414 int TypeBasic::isscalar()
|
|
|
1415 {
|
|
|
1416 return flags & (TFLAGSintegral | TFLAGSfloating);
|
|
|
1417 }
|
|
|
1418
|
|
|
1419 MATCH TypeBasic::implicitConvTo(Type *to)
|
|
|
1420 {
|
|
|
1421 //printf("TypeBasic::implicitConvTo(%s) from %s\n", to->toChars(), toChars());
|
|
|
1422 if (this == to)
|
|
|
1423 return MATCHexact;
|
|
|
1424
|
|
|
1425 if (ty == Tvoid || to->ty == Tvoid)
|
|
|
1426 return MATCHnomatch;
|
|
|
1427 if (1 || global.params.Dversion == 1)
|
|
|
1428 {
|
|
|
1429 if (to->ty == Tbool)
|
|
|
1430 return MATCHnomatch;
|
|
|
1431 }
|
|
|
1432 else
|
|
|
1433 {
|
|
|
1434 if (ty == Tbool || to->ty == Tbool)
|
|
|
1435 return MATCHnomatch;
|
|
|
1436 }
|
|
|
1437 if (!to->isTypeBasic())
|
|
|
1438 return MATCHnomatch;
|
|
|
1439
|
|
|
1440 TypeBasic *tob = (TypeBasic *)to;
|
|
|
1441 if (flags & TFLAGSintegral)
|
|
|
1442 {
|
|
|
1443 // Disallow implicit conversion of integers to imaginary or complex
|
|
|
1444 if (tob->flags & (TFLAGSimaginary | TFLAGScomplex))
|
|
|
1445 return MATCHnomatch;
|
|
|
1446
|
|
|
1447 // If converting to integral
|
|
|
1448 if (0 && global.params.Dversion > 1 && tob->flags & TFLAGSintegral)
|
|
|
1449 { d_uns64 sz = size(0);
|
|
|
1450 d_uns64 tosz = tob->size(0);
|
|
|
1451
|
|
|
1452 /* Can't convert to smaller size or, if same size, change sign
|
|
|
1453 */
|
|
|
1454 if (sz > tosz)
|
|
|
1455 return MATCHnomatch;
|
|
|
1456
|
|
|
1457 /*if (sz == tosz && (flags ^ tob->flags) & TFLAGSunsigned)
|
|
|
1458 return MATCHnomatch;*/
|
|
|
1459 }
|
|
|
1460 }
|
|
|
1461 else if (flags & TFLAGSfloating)
|
|
|
1462 {
|
|
|
1463 // Disallow implicit conversion of floating point to integer
|
|
|
1464 if (tob->flags & TFLAGSintegral)
|
|
|
1465 return MATCHnomatch;
|
|
|
1466
|
|
|
1467 assert(tob->flags & TFLAGSfloating);
|
|
|
1468
|
|
|
1469 // Disallow implicit conversion from complex to non-complex
|
|
|
1470 if (flags & TFLAGScomplex && !(tob->flags & TFLAGScomplex))
|
|
|
1471 return MATCHnomatch;
|
|
|
1472
|
|
|
1473 // Disallow implicit conversion of real or imaginary to complex
|
|
|
1474 if (flags & (TFLAGSreal | TFLAGSimaginary) &&
|
|
|
1475 tob->flags & TFLAGScomplex)
|
|
|
1476 return MATCHnomatch;
|
|
|
1477
|
|
|
1478 // Disallow implicit conversion to-from real and imaginary
|
|
|
1479 if ((flags & (TFLAGSreal | TFLAGSimaginary)) !=
|
|
|
1480 (tob->flags & (TFLAGSreal | TFLAGSimaginary)))
|
|
|
1481 return MATCHnomatch;
|
|
|
1482 }
|
|
|
1483 return MATCHconvert;
|
|
|
1484 }
|
|
|
1485
|
|
|
1486 TypeBasic *TypeBasic::isTypeBasic()
|
|
|
1487 {
|
|
|
1488 return (TypeBasic *)this;
|
|
|
1489 }
|
|
|
1490
|
|
|
1491 /***************************** TypeArray *****************************/
|
|
|
1492
|
|
|
1493 TypeArray::TypeArray(TY ty, Type *next)
|
|
|
1494 : Type(ty, next)
|
|
|
1495 {
|
|
|
1496 }
|
|
|
1497
|
|
|
1498 Expression *TypeArray::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
1499 {
|
|
|
1500 Type *n = this->next->toBasetype(); // uncover any typedef's
|
|
|
1501
|
|
|
1502 #if LOGDOTEXP
|
|
|
1503 printf("TypeArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
1504 #endif
|
|
|
1505 if (ident == Id::reverse && (n->ty == Tchar || n->ty == Twchar))
|
|
|
1506 {
|
|
|
1507 Expression *ec;
|
|
|
1508 FuncDeclaration *fd;
|
|
|
1509 Expressions *arguments;
|
|
|
1510 char *nm;
|
|
|
1511 static char *name[2] = { "_adReverseChar", "_adReverseWchar" };
|
|
|
1512
|
|
|
1513 nm = name[n->ty == Twchar];
|
|
|
1514 fd = FuncDeclaration::genCfunc(Type::tindex, nm);
|
|
|
1515 ec = new VarExp(0, fd);
|
|
|
1516 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array
|
|
|
1517 arguments = new Expressions();
|
|
|
1518 arguments->push(e);
|
|
|
1519 e = new CallExp(e->loc, ec, arguments);
|
|
|
1520 e->type = next->arrayOf();
|
|
|
1521 }
|
|
|
1522 else if (ident == Id::sort && (n->ty == Tchar || n->ty == Twchar))
|
|
|
1523 {
|
|
|
1524 Expression *ec;
|
|
|
1525 FuncDeclaration *fd;
|
|
|
1526 Expressions *arguments;
|
|
|
1527 char *nm;
|
|
|
1528 static char *name[2] = { "_adSortChar", "_adSortWchar" };
|
|
|
1529
|
|
|
1530 nm = name[n->ty == Twchar];
|
|
|
1531 fd = FuncDeclaration::genCfunc(Type::tindex, nm);
|
|
|
1532 ec = new VarExp(0, fd);
|
|
|
1533 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array
|
|
|
1534 arguments = new Expressions();
|
|
|
1535 arguments->push(e);
|
|
|
1536 e = new CallExp(e->loc, ec, arguments);
|
|
|
1537 e->type = next->arrayOf();
|
|
|
1538 }
|
|
|
1539 else if (ident == Id::reverse || ident == Id::dup)
|
|
|
1540 {
|
|
|
1541 Expression *ec;
|
|
|
1542 FuncDeclaration *fd;
|
|
|
1543 Expressions *arguments;
|
|
|
1544 int size = next->size(e->loc);
|
|
|
1545 int dup;
|
|
|
1546
|
|
|
1547 assert(size);
|
|
|
1548 dup = (ident == Id::dup);
|
|
|
1549 fd = FuncDeclaration::genCfunc(Type::tindex, dup ? Id::adDup : Id::adReverse);
|
|
|
1550 ec = new VarExp(0, fd);
|
|
|
1551 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array
|
|
|
1552 arguments = new Expressions();
|
|
|
1553 if (dup)
|
|
|
1554 arguments->push(getTypeInfo(sc));
|
|
|
1555 arguments->push(e);
|
|
|
1556 if (!dup)
|
|
|
1557 arguments->push(new IntegerExp(0, size, Type::tint32));
|
|
|
1558 e = new CallExp(e->loc, ec, arguments);
|
|
|
1559 e->type = next->arrayOf();
|
|
|
1560 }
|
|
|
1561 else if (ident == Id::sort)
|
|
|
1562 {
|
|
|
1563 Expression *ec;
|
|
|
1564 FuncDeclaration *fd;
|
|
|
1565 Expressions *arguments;
|
|
|
1566
|
|
|
1567 fd = FuncDeclaration::genCfunc(tint32->arrayOf(),
|
|
|
1568 (char*)(n->ty == Tbit ? "_adSortBit" : "_adSort"));
|
|
|
1569 ec = new VarExp(0, fd);
|
|
|
1570 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array
|
|
|
1571 arguments = new Expressions();
|
|
|
1572 arguments->push(e);
|
|
|
1573 if (next->ty != Tbit)
|
|
|
1574 arguments->push(n->ty == Tsarray
|
|
|
1575 ? n->getTypeInfo(sc) // don't convert to dynamic array
|
|
|
1576 : n->getInternalTypeInfo(sc));
|
|
|
1577 e = new CallExp(e->loc, ec, arguments);
|
|
|
1578 e->type = next->arrayOf();
|
|
|
1579 }
|
|
|
1580 else
|
|
|
1581 {
|
|
|
1582 e = Type::dotExp(sc, e, ident);
|
|
|
1583 }
|
|
|
1584 return e;
|
|
|
1585 }
|
|
|
1586
|
|
|
1587 void TypeArray::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
1588 {
|
|
|
1589 #if 1
|
|
|
1590 OutBuffer buf2;
|
|
|
1591 toPrettyBracket(&buf2, hgs);
|
|
|
1592 buf->prependstring(buf2.toChars());
|
|
|
1593 if (ident)
|
|
|
1594 {
|
|
|
1595 buf->writeByte(' ');
|
|
|
1596 buf->writestring(ident->toChars());
|
|
|
1597 }
|
|
|
1598 next->toCBuffer2(buf, NULL, hgs);
|
|
|
1599 #elif 1
|
|
|
1600 // The D way
|
|
|
1601 Type *t;
|
|
|
1602 OutBuffer buf2;
|
|
|
1603 for (t = this; 1; t = t->next)
|
|
|
1604 { TypeArray *ta;
|
|
|
1605
|
|
|
1606 ta = dynamic_cast<TypeArray *>(t);
|
|
|
1607 if (!ta)
|
|
|
1608 break;
|
|
|
1609 ta->toPrettyBracket(&buf2, hgs);
|
|
|
1610 }
|
|
|
1611 buf->prependstring(buf2.toChars());
|
|
|
1612 if (ident)
|
|
|
1613 {
|
|
|
1614 buf2.writestring(ident->toChars());
|
|
|
1615 }
|
|
|
1616 t->toCBuffer2(buf, NULL, hgs);
|
|
|
1617 #else
|
|
|
1618 // The C way
|
|
|
1619 if (buf->offset)
|
|
|
1620 { buf->bracket('(', ')');
|
|
|
1621 assert(!ident);
|
|
|
1622 }
|
|
|
1623 else if (ident)
|
|
|
1624 buf->writestring(ident->toChars());
|
|
|
1625 Type *t = this;
|
|
|
1626 do
|
|
|
1627 { Expression *dim;
|
|
|
1628 buf->writeByte('[');
|
|
|
1629 dim = ((TypeSArray *)t)->dim;
|
|
|
1630 if (dim)
|
|
|
1631 buf->printf("%lld", dim->toInteger());
|
|
|
1632 buf->writeByte(']');
|
|
|
1633 t = t->next;
|
|
|
1634 } while (t->ty == Tsarray);
|
|
|
1635 t->toCBuffer2(buf, NULL, hgs);
|
|
|
1636 #endif
|
|
|
1637 }
|
|
|
1638
|
|
|
1639
|
|
|
1640 /***************************** TypeSArray *****************************/
|
|
|
1641
|
|
|
1642 TypeSArray::TypeSArray(Type *t, Expression *dim)
|
|
|
1643 : TypeArray(Tsarray, t)
|
|
|
1644 {
|
|
|
1645 //printf("TypeSArray(%s)\n", dim->toChars());
|
|
|
1646 this->dim = dim;
|
|
|
1647 }
|
|
|
1648
|
|
|
1649 Type *TypeSArray::syntaxCopy()
|
|
|
1650 {
|
|
|
1651 Type *t = next->syntaxCopy();
|
|
|
1652 Expression *e = dim->syntaxCopy();
|
|
|
1653 t = new TypeSArray(t, e);
|
|
|
1654 return t;
|
|
|
1655 }
|
|
|
1656
|
|
|
1657 d_uns64 TypeSArray::size(Loc loc)
|
|
|
1658 { integer_t sz;
|
|
|
1659
|
|
|
1660 if (!dim)
|
|
|
1661 return Type::size(loc);
|
|
|
1662 sz = dim->toInteger();
|
|
|
1663 if (next->toBasetype()->ty == Tbit) // if array of bits
|
|
|
1664 {
|
|
|
1665 if (sz + 31 < sz)
|
|
|
1666 goto Loverflow;
|
|
|
1667 sz = ((sz + 31) & ~31) / 8; // size in bytes, rounded up to 32 bit dwords
|
|
|
1668 }
|
|
|
1669 else
|
|
|
1670 { integer_t n, n2;
|
|
|
1671
|
|
|
1672 n = next->size();
|
|
|
1673 n2 = n * sz;
|
|
|
1674 if (n && (n2 / n) != sz)
|
|
|
1675 goto Loverflow;
|
|
|
1676 sz = n2;
|
|
|
1677 }
|
|
|
1678 return sz;
|
|
|
1679
|
|
|
1680 Loverflow:
|
|
|
1681 error(loc, "index %jd overflow for static array", sz);
|
|
|
1682 return 1;
|
|
|
1683 }
|
|
|
1684
|
|
|
1685 unsigned TypeSArray::alignsize()
|
|
|
1686 {
|
|
|
1687 return next->alignsize();
|
|
|
1688 }
|
|
|
1689
|
|
|
1690 /**************************
|
|
|
1691 * This evaluates exp while setting length to be the number
|
|
|
1692 * of elements in the tuple t.
|
|
|
1693 */
|
|
|
1694 Expression *semanticLength(Scope *sc, Type *t, Expression *exp)
|
|
|
1695 {
|
|
|
1696 if (t->ty == Ttuple)
|
|
|
1697 { ScopeDsymbol *sym = new ArrayScopeSymbol((TypeTuple *)t);
|
|
|
1698 sym->parent = sc->scopesym;
|
|
|
1699 sc = sc->push(sym);
|
|
|
1700
|
|
|
1701 exp = exp->semantic(sc);
|
|
|
1702
|
|
|
1703 sc->pop();
|
|
|
1704 }
|
|
|
1705 else
|
|
|
1706 exp = exp->semantic(sc);
|
|
|
1707 return exp;
|
|
|
1708 }
|
|
|
1709
|
|
|
1710 Expression *semanticLength(Scope *sc, TupleDeclaration *s, Expression *exp)
|
|
|
1711 {
|
|
|
1712 ScopeDsymbol *sym = new ArrayScopeSymbol(s);
|
|
|
1713 sym->parent = sc->scopesym;
|
|
|
1714 sc = sc->push(sym);
|
|
|
1715
|
|
|
1716 exp = exp->semantic(sc);
|
|
|
1717
|
|
|
1718 sc->pop();
|
|
|
1719 return exp;
|
|
|
1720 }
|
|
|
1721
|
|
|
1722 void TypeSArray::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps)
|
|
|
1723 {
|
|
|
1724 //printf("TypeSArray::resolve() %s\n", toChars());
|
|
|
1725 next->resolve(loc, sc, pe, pt, ps);
|
|
|
1726 //printf("s = %p, e = %p, t = %p\n", *ps, *pe, *pt);
|
|
|
1727 if (*pe)
|
|
|
1728 { // It's really an index expression
|
|
|
1729 Expression *e;
|
|
|
1730 e = new IndexExp(loc, *pe, dim);
|
|
|
1731 *pe = e;
|
|
|
1732 }
|
|
|
1733 else if (*ps)
|
|
|
1734 { Dsymbol *s = *ps;
|
|
|
1735 TupleDeclaration *td = s->isTupleDeclaration();
|
|
|
1736 if (td)
|
|
|
1737 {
|
|
|
1738 ScopeDsymbol *sym = new ArrayScopeSymbol(td);
|
|
|
1739 sym->parent = sc->scopesym;
|
|
|
1740 sc = sc->push(sym);
|
|
|
1741
|
|
|
1742 dim = dim->semantic(sc);
|
|
|
1743 dim = dim->optimize(WANTvalue | WANTinterpret);
|
|
|
1744 uinteger_t d = dim->toUInteger();
|
|
|
1745
|
|
|
1746 sc = sc->pop();
|
|
|
1747
|
|
|
1748 if (d >= td->objects->dim)
|
|
|
1749 { error(loc, "tuple index %ju exceeds %u", d, td->objects->dim);
|
|
|
1750 goto Ldefault;
|
|
|
1751 }
|
|
|
1752 Object *o = (Object *)td->objects->data[(size_t)d];
|
|
|
1753 if (o->dyncast() == DYNCAST_DSYMBOL)
|
|
|
1754 {
|
|
|
1755 *ps = (Dsymbol *)o;
|
|
|
1756 return;
|
|
|
1757 }
|
|
|
1758 if (o->dyncast() == DYNCAST_EXPRESSION)
|
|
|
1759 {
|
|
|
1760 *ps = NULL;
|
|
|
1761 *pe = (Expression *)o;
|
|
|
1762 return;
|
|
|
1763 }
|
|
|
1764
|
|
|
1765 /* Create a new TupleDeclaration which
|
|
|
1766 * is a slice [d..d+1] out of the old one.
|
|
|
1767 * Do it this way because TemplateInstance::semanticTiargs()
|
|
|
1768 * can handle unresolved Objects this way.
|
|
|
1769 */
|
|
|
1770 Objects *objects = new Objects;
|
|
|
1771 objects->setDim(1);
|
|
|
1772 objects->data[0] = o;
|
|
|
1773
|
|
|
1774 TupleDeclaration *tds = new TupleDeclaration(loc, td->ident, objects);
|
|
|
1775 *ps = tds;
|
|
|
1776 }
|
|
|
1777 else
|
|
|
1778 goto Ldefault;
|
|
|
1779 }
|
|
|
1780 else
|
|
|
1781 {
|
|
|
1782 Ldefault:
|
|
|
1783 Type::resolve(loc, sc, pe, pt, ps);
|
|
|
1784 }
|
|
|
1785 }
|
|
|
1786
|
|
|
1787 Type *TypeSArray::semantic(Loc loc, Scope *sc)
|
|
|
1788 {
|
|
|
1789 //printf("TypeSArray::semantic() %s\n", toChars());
|
|
|
1790
|
|
|
1791 Type *t;
|
|
|
1792 Expression *e;
|
|
|
1793 Dsymbol *s;
|
|
|
1794 next->resolve(loc, sc, &e, &t, &s);
|
|
|
1795 if (dim && s && s->isTupleDeclaration())
|
|
|
1796 { TupleDeclaration *sd = s->isTupleDeclaration();
|
|
|
1797
|
|
|
1798 dim = semanticLength(sc, sd, dim);
|
|
|
1799 dim = dim->optimize(WANTvalue | WANTinterpret);
|
|
|
1800 uinteger_t d = dim->toUInteger();
|
|
|
1801
|
|
|
1802 if (d >= sd->objects->dim)
|
|
|
1803 { error(loc, "tuple index %ju exceeds %u", d, sd->objects->dim);
|
|
|
1804 return Type::terror;
|
|
|
1805 }
|
|
|
1806 Object *o = (Object *)sd->objects->data[(size_t)d];
|
|
|
1807 if (o->dyncast() != DYNCAST_TYPE)
|
|
|
1808 { error(loc, "%s is not a type", toChars());
|
|
|
1809 return Type::terror;
|
|
|
1810 }
|
|
|
1811 t = (Type *)o;
|
|
|
1812 return t;
|
|
|
1813 }
|
|
|
1814
|
|
|
1815 next = next->semantic(loc,sc);
|
|
|
1816 Type *tbn = next->toBasetype();
|
|
|
1817
|
|
|
1818 if (dim)
|
|
|
1819 { integer_t n, n2;
|
|
|
1820
|
|
|
1821 dim = semanticLength(sc, tbn, dim);
|
|
|
1822
|
|
|
1823 dim = dim->optimize(WANTvalue | WANTinterpret);
|
|
|
1824 integer_t d1 = dim->toInteger();
|
|
|
1825 dim = dim->castTo(sc, tsize_t);
|
|
|
1826 dim = dim->optimize(WANTvalue);
|
|
|
1827 integer_t d2 = dim->toInteger();
|
|
|
1828
|
|
|
1829 if (d1 != d2)
|
|
|
1830 goto Loverflow;
|
|
|
1831
|
|
|
1832 if (tbn->isintegral() ||
|
|
|
1833 tbn->isfloating() ||
|
|
|
1834 tbn->ty == Tpointer ||
|
|
|
1835 tbn->ty == Tarray ||
|
|
|
1836 tbn->ty == Tsarray ||
|
|
|
1837 tbn->ty == Taarray ||
|
|
|
1838 tbn->ty == Tclass)
|
|
|
1839 {
|
|
|
1840 /* Only do this for types that don't need to have semantic()
|
|
|
1841 * run on them for the size, since they may be forward referenced.
|
|
|
1842 */
|
|
|
1843 n = tbn->size(loc);
|
|
|
1844 n2 = n * d2;
|
|
|
1845 if ((int)n2 < 0)
|
|
|
1846 goto Loverflow;
|
|
|
1847 if (n2 >= 0x1000000) // put a 'reasonable' limit on it
|
|
|
1848 goto Loverflow;
|
|
|
1849 if (n && n2 / n != d2)
|
|
|
1850 {
|
|
|
1851 Loverflow:
|
|
|
1852 error(loc, "index %jd overflow for static array", d1);
|
|
|
1853 dim = new IntegerExp(0, 1, tsize_t);
|
|
|
1854 }
|
|
|
1855 }
|
|
|
1856 }
|
|
|
1857 switch (tbn->ty)
|
|
|
1858 {
|
|
|
1859 case Ttuple:
|
|
|
1860 { // Index the tuple to get the type
|
|
|
1861 assert(dim);
|
|
|
1862 TypeTuple *tt = (TypeTuple *)tbn;
|
|
|
1863 uinteger_t d = dim->toUInteger();
|
|
|
1864
|
|
|
1865 if (d >= tt->arguments->dim)
|
|
|
1866 { error(loc, "tuple index %ju exceeds %u", d, tt->arguments->dim);
|
|
|
1867 return Type::terror;
|
|
|
1868 }
|
|
|
1869 Argument *arg = (Argument *)tt->arguments->data[(size_t)d];
|
|
|
1870 return arg->type;
|
|
|
1871 }
|
|
|
1872 case Tfunction:
|
|
|
1873 case Tnone:
|
|
|
1874 error(loc, "can't have array of %s", tbn->toChars());
|
|
|
1875 tbn = next = tint32;
|
|
|
1876 break;
|
|
|
1877 }
|
|
|
1878 if (tbn->isauto())
|
|
|
1879 error(loc, "cannot have array of auto %s", tbn->toChars());
|
|
|
1880 return merge();
|
|
|
1881 }
|
|
|
1882
|
|
|
1883 void TypeSArray::toDecoBuffer(OutBuffer *buf)
|
|
|
1884 {
|
|
|
1885 buf->writeByte(mangleChar[ty]);
|
|
|
1886 if (dim)
|
|
|
1887 buf->printf("%ju", dim->toInteger());
|
|
|
1888 if (next)
|
|
|
1889 next->toDecoBuffer(buf);
|
|
|
1890 }
|
|
|
1891
|
|
|
1892 void TypeSArray::toTypeInfoBuffer(OutBuffer *buf)
|
|
|
1893 {
|
|
|
1894 buf->writeByte(mangleChar[Tarray]);
|
|
|
1895 if (next)
|
|
|
1896 next->toTypeInfoBuffer(buf);
|
|
|
1897 }
|
|
|
1898
|
|
|
1899 void TypeSArray::toPrettyBracket(OutBuffer *buf, HdrGenState *hgs)
|
|
|
1900 {
|
|
|
1901 buf->printf("[%s]", dim->toChars());
|
|
|
1902 }
|
|
|
1903
|
|
|
1904 Expression *TypeSArray::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
1905 {
|
|
|
1906 #if LOGDOTEXP
|
|
|
1907 printf("TypeSArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
1908 #endif
|
|
|
1909 if (ident == Id::length)
|
|
|
1910 {
|
|
|
1911 e = dim;
|
|
|
1912 }
|
|
|
1913 else if (ident == Id::ptr)
|
|
|
1914 {
|
|
|
1915 e = e->castTo(sc, next->pointerTo());
|
|
|
1916 }
|
|
|
1917 else
|
|
|
1918 {
|
|
|
1919 e = TypeArray::dotExp(sc, e, ident);
|
|
|
1920 }
|
|
|
1921 return e;
|
|
|
1922 }
|
|
|
1923
|
|
|
1924 int TypeSArray::isString()
|
|
|
1925 {
|
|
|
1926 TY nty = next->toBasetype()->ty;
|
|
|
1927 return nty == Tchar || nty == Twchar || nty == Tdchar;
|
|
|
1928 }
|
|
|
1929
|
|
|
1930 unsigned TypeSArray::memalign(unsigned salign)
|
|
|
1931 {
|
|
|
1932 return next->memalign(salign);
|
|
|
1933 }
|
|
|
1934
|
|
|
1935 MATCH TypeSArray::implicitConvTo(Type *to)
|
|
|
1936 {
|
|
|
1937 //printf("TypeSArray::implicitConvTo()\n");
|
|
|
1938
|
|
|
1939 // Allow implicit conversion of static array to pointer or dynamic array
|
|
|
1940 if ((IMPLICIT_ARRAY_TO_PTR && to->ty == Tpointer) &&
|
|
|
1941 (to->next->ty == Tvoid || next->equals(to->next)
|
|
|
1942 /*|| to->next->isBaseOf(next)*/))
|
|
|
1943 {
|
|
|
1944 return MATCHconvert;
|
|
|
1945 }
|
|
|
1946 if (to->ty == Tarray)
|
|
|
1947 { int offset = 0;
|
|
|
1948
|
|
|
1949 if (next->equals(to->next) ||
|
|
|
1950 (to->next->isBaseOf(next, &offset) && offset == 0) ||
|
|
|
1951 to->next->ty == Tvoid)
|
|
|
1952 return MATCHconvert;
|
|
|
1953 }
|
|
|
1954 #if 0
|
|
|
1955 if (to->ty == Tsarray)
|
|
|
1956 {
|
|
|
1957 TypeSArray *tsa = (TypeSArray *)to;
|
|
|
1958
|
|
|
1959 if (next->equals(tsa->next) && dim->equals(tsa->dim))
|
|
|
1960 {
|
|
|
1961 return MATCHconvert;
|
|
|
1962 }
|
|
|
1963 }
|
|
|
1964 #endif
|
|
|
1965 return Type::implicitConvTo(to);
|
|
|
1966 }
|
|
|
1967
|
|
|
1968 Expression *TypeSArray::defaultInit()
|
|
|
1969 {
|
|
|
1970 #if LOGDEFAULTINIT
|
|
|
1971 printf("TypeSArray::defaultInit() '%s'\n", toChars());
|
|
|
1972 #endif
|
|
|
1973 return next->defaultInit();
|
|
|
1974 }
|
|
|
1975
|
|
|
1976 int TypeSArray::isZeroInit()
|
|
|
1977 {
|
|
|
1978 return next->isZeroInit();
|
|
|
1979 }
|
|
|
1980
|
|
|
1981
|
|
|
1982 Expression *TypeSArray::toExpression()
|
|
|
1983 {
|
|
|
1984 Expression *e = next->toExpression();
|
|
|
1985 if (e)
|
|
|
1986 { Expressions *arguments = new Expressions();
|
|
|
1987 arguments->push(dim);
|
|
|
1988 e = new ArrayExp(dim->loc, e, arguments);
|
|
|
1989 }
|
|
|
1990 return e;
|
|
|
1991 }
|
|
|
1992
|
|
|
1993 int TypeSArray::hasPointers()
|
|
|
1994 {
|
|
|
1995 return next->hasPointers();
|
|
|
1996 }
|
|
|
1997
|
|
|
1998 /***************************** TypeDArray *****************************/
|
|
|
1999
|
|
|
2000 TypeDArray::TypeDArray(Type *t)
|
|
|
2001 : TypeArray(Tarray, t)
|
|
|
2002 {
|
|
|
2003 //printf("TypeDArray(t = %p)\n", t);
|
|
|
2004 }
|
|
|
2005
|
|
|
2006 Type *TypeDArray::syntaxCopy()
|
|
|
2007 {
|
|
|
2008 Type *t = next->syntaxCopy();
|
|
|
2009 if (t == next)
|
|
|
2010 t = this;
|
|
|
2011 else
|
|
|
2012 t = new TypeDArray(t);
|
|
|
2013 return t;
|
|
|
2014 }
|
|
|
2015
|
|
|
2016 d_uns64 TypeDArray::size(Loc loc)
|
|
|
2017 {
|
|
|
2018 //printf("TypeDArray::size()\n");
|
|
|
2019 return PTRSIZE * 2;
|
|
|
2020 }
|
|
|
2021
|
|
|
2022 unsigned TypeDArray::alignsize()
|
|
|
2023 {
|
|
|
2024 // A DArray consists of two ptr-sized values, so align it on pointer size
|
|
|
2025 // boundary
|
|
|
2026 return PTRSIZE;
|
|
|
2027 }
|
|
|
2028
|
|
|
2029 Type *TypeDArray::semantic(Loc loc, Scope *sc)
|
|
|
2030 { Type *tn = next;
|
|
|
2031
|
|
|
2032 tn = next->semantic(loc,sc);
|
|
|
2033 Type *tbn = tn->toBasetype();
|
|
|
2034 switch (tbn->ty)
|
|
|
2035 {
|
|
|
2036 case Tfunction:
|
|
|
2037 case Tnone:
|
|
|
2038 case Ttuple:
|
|
|
2039 error(loc, "can't have array of %s", tbn->toChars());
|
|
|
2040 tn = next = tint32;
|
|
|
2041 break;
|
|
|
2042 }
|
|
|
2043 if (tn->isauto())
|
|
|
2044 error(loc, "cannot have array of auto %s", tn->toChars());
|
|
|
2045 if (next != tn)
|
|
|
2046 //deco = NULL; // redo
|
|
|
2047 return tn->arrayOf();
|
|
|
2048 return merge();
|
|
|
2049 }
|
|
|
2050
|
|
|
2051 void TypeDArray::toDecoBuffer(OutBuffer *buf)
|
|
|
2052 {
|
|
|
2053 buf->writeByte(mangleChar[ty]);
|
|
|
2054 if (next)
|
|
|
2055 next->toDecoBuffer(buf);
|
|
|
2056 }
|
|
|
2057
|
|
|
2058 void TypeDArray::toTypeInfoBuffer(OutBuffer *buf)
|
|
|
2059 {
|
|
|
2060 buf->writeByte(mangleChar[ty]);
|
|
|
2061 if (next)
|
|
|
2062 next->toTypeInfoBuffer(buf);
|
|
|
2063 }
|
|
|
2064
|
|
|
2065 void TypeDArray::toPrettyBracket(OutBuffer *buf, HdrGenState *hgs)
|
|
|
2066 {
|
|
|
2067 buf->writestring("[]");
|
|
|
2068 }
|
|
|
2069
|
|
|
2070 Expression *TypeDArray::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
2071 {
|
|
|
2072 #if LOGDOTEXP
|
|
|
2073 printf("TypeDArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
2074 #endif
|
|
|
2075 if (ident == Id::length)
|
|
|
2076 {
|
|
|
2077 if (e->op == TOKstring)
|
|
|
2078 { StringExp *se = (StringExp *)e;
|
|
|
2079
|
|
|
2080 return new IntegerExp(se->loc, se->len, Type::tindex);
|
|
|
2081 }
|
|
|
2082 e = new ArrayLengthExp(e->loc, e);
|
|
|
2083 e->type = Type::tsize_t;
|
|
|
2084 return e;
|
|
|
2085 }
|
|
|
2086 else if (ident == Id::ptr)
|
|
|
2087 {
|
|
|
2088 e = e->castTo(sc, next->pointerTo());
|
|
|
2089 return e;
|
|
|
2090 }
|
|
|
2091 else
|
|
|
2092 {
|
|
|
2093 e = TypeArray::dotExp(sc, e, ident);
|
|
|
2094 }
|
|
|
2095 return e;
|
|
|
2096 }
|
|
|
2097
|
|
|
2098 int TypeDArray::isString()
|
|
|
2099 {
|
|
|
2100 TY nty = next->toBasetype()->ty;
|
|
|
2101 return nty == Tchar || nty == Twchar || nty == Tdchar;
|
|
|
2102 }
|
|
|
2103
|
|
|
2104 MATCH TypeDArray::implicitConvTo(Type *to)
|
|
|
2105 {
|
|
|
2106 //printf("TypeDArray::implicitConvTo()\n");
|
|
|
2107
|
|
|
2108 // Allow implicit conversion of array to pointer
|
|
|
2109 if (IMPLICIT_ARRAY_TO_PTR &&
|
|
|
2110 to->ty == Tpointer &&
|
|
|
2111 (to->next->ty == Tvoid || next->equals(to->next) /*|| to->next->isBaseOf(next)*/))
|
|
|
2112 {
|
|
|
2113 return MATCHconvert;
|
|
|
2114 }
|
|
|
2115
|
|
|
2116 if (to->ty == Tarray)
|
|
|
2117 { int offset = 0;
|
|
|
2118
|
|
|
2119 if ((to->next->isBaseOf(next, &offset) && offset == 0) ||
|
|
|
2120 to->next->ty == Tvoid)
|
|
|
2121 return MATCHconvert;
|
|
|
2122 }
|
|
|
2123 return Type::implicitConvTo(to);
|
|
|
2124 }
|
|
|
2125
|
|
|
2126 Expression *TypeDArray::defaultInit()
|
|
|
2127 {
|
|
|
2128 #if LOGDEFAULTINIT
|
|
|
2129 printf("TypeDArray::defaultInit() '%s'\n", toChars());
|
|
|
2130 #endif
|
|
|
2131 Expression *e;
|
|
|
2132 e = new NullExp(0);
|
|
|
2133 e->type = this;
|
|
|
2134 return e;
|
|
|
2135 }
|
|
|
2136
|
|
|
2137 int TypeDArray::isZeroInit()
|
|
|
2138 {
|
|
|
2139 return 1;
|
|
|
2140 }
|
|
|
2141
|
|
|
2142 int TypeDArray::checkBoolean()
|
|
|
2143 {
|
|
|
2144 return TRUE;
|
|
|
2145 }
|
|
|
2146
|
|
|
2147 int TypeDArray::hasPointers()
|
|
|
2148 {
|
|
|
2149 return TRUE;
|
|
|
2150 }
|
|
|
2151
|
|
|
2152 /***************************** TypeAArray *****************************/
|
|
|
2153
|
|
|
2154 TypeAArray::TypeAArray(Type *t, Type *index)
|
|
|
2155 : TypeArray(Taarray, t)
|
|
|
2156 {
|
|
|
2157 this->index = index;
|
|
|
2158 this->key = NULL;
|
|
|
2159 }
|
|
|
2160
|
|
|
2161 Type *TypeAArray::syntaxCopy()
|
|
|
2162 {
|
|
|
2163 Type *t = next->syntaxCopy();
|
|
|
2164 Type *ti = index->syntaxCopy();
|
|
|
2165 if (t == next && ti == index)
|
|
|
2166 t = this;
|
|
|
2167 else
|
|
|
2168 t = new TypeAArray(t, ti);
|
|
|
2169 return t;
|
|
|
2170 }
|
|
|
2171
|
|
|
2172 d_uns64 TypeAArray::size(Loc loc)
|
|
|
2173 {
|
|
|
2174 return PTRSIZE /* * 2*/;
|
|
|
2175 }
|
|
|
2176
|
|
|
2177
|
|
|
2178 Type *TypeAArray::semantic(Loc loc, Scope *sc)
|
|
|
2179 {
|
|
|
2180 //printf("TypeAArray::semantic() %s index->ty = %d\n", toChars(), index->ty);
|
|
|
2181
|
|
|
2182 // Deal with the case where we thought the index was a type, but
|
|
|
2183 // in reality it was an expression.
|
|
|
2184 if (index->ty == Tident || index->ty == Tinstance || index->ty == Tsarray)
|
|
|
2185 {
|
|
|
2186 Expression *e;
|
|
|
2187 Type *t;
|
|
|
2188 Dsymbol *s;
|
|
|
2189
|
|
|
2190 index->resolve(loc, sc, &e, &t, &s);
|
|
|
2191 if (e)
|
|
|
2192 { // It was an expression -
|
|
|
2193 // Rewrite as a static array
|
|
|
2194 TypeSArray *tsa;
|
|
|
2195
|
|
|
2196 tsa = new TypeSArray(next, e);
|
|
|
2197 return tsa->semantic(loc,sc);
|
|
|
2198 }
|
|
|
2199 else if (t)
|
|
|
2200 index = t;
|
|
|
2201 else
|
|
|
2202 index->error(loc, "index is not a type or an expression");
|
|
|
2203 }
|
|
|
2204 else
|
|
|
2205 index = index->semantic(loc,sc);
|
|
|
2206
|
|
|
2207 // Compute key type; the purpose of the key type is to
|
|
|
2208 // minimize the permutations of runtime library
|
|
|
2209 // routines as much as possible.
|
|
|
2210 key = index->toBasetype();
|
|
|
2211 switch (key->ty)
|
|
|
2212 {
|
|
|
2213 #if 0
|
|
|
2214 case Tint8:
|
|
|
2215 case Tuns8:
|
|
|
2216 case Tint16:
|
|
|
2217 case Tuns16:
|
|
|
2218 key = tint32;
|
|
|
2219 break;
|
|
|
2220 #endif
|
|
|
2221
|
|
|
2222 case Tsarray:
|
|
|
2223 #if 0
|
|
|
2224 // Convert to Tarray
|
|
|
2225 key = key->next->arrayOf();
|
|
|
2226 #endif
|
|
|
2227 break;
|
|
|
2228 case Tbit:
|
|
|
2229 case Tbool:
|
|
|
2230 case Tfunction:
|
|
|
2231 case Tvoid:
|
|
|
2232 case Tnone:
|
|
|
2233 error(loc, "can't have associative array key of %s", key->toChars());
|
|
|
2234 break;
|
|
|
2235 }
|
|
|
2236 next = next->semantic(loc,sc);
|
|
|
2237 switch (next->toBasetype()->ty)
|
|
|
2238 {
|
|
|
2239 case Tfunction:
|
|
|
2240 case Tnone:
|
|
|
2241 error(loc, "can't have associative array of %s", next->toChars());
|
|
|
2242 break;
|
|
|
2243 }
|
|
|
2244 if (next->isauto())
|
|
|
2245 error(loc, "cannot have array of auto %s", next->toChars());
|
|
|
2246
|
|
|
2247 return merge();
|
|
|
2248 }
|
|
|
2249
|
|
|
2250 Expression *TypeAArray::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
2251 {
|
|
|
2252 #if LOGDOTEXP
|
|
|
2253 printf("TypeAArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
2254 #endif
|
|
|
2255 if (ident == Id::length)
|
|
|
2256 {
|
|
|
2257 Expression *ec;
|
|
|
2258 FuncDeclaration *fd;
|
|
|
2259 Expressions *arguments;
|
|
|
2260
|
|
|
2261 fd = FuncDeclaration::genCfunc(Type::tsize_t, Id::aaLen);
|
|
|
2262 ec = new VarExp(0, fd);
|
|
|
2263 arguments = new Expressions();
|
|
|
2264 arguments->push(e);
|
|
|
2265 e = new CallExp(e->loc, ec, arguments);
|
|
|
2266 e->type = fd->type->next;
|
|
|
2267 }
|
|
|
2268 else if (ident == Id::keys)
|
|
|
2269 {
|
|
|
2270 Expression *ec;
|
|
|
2271 FuncDeclaration *fd;
|
|
|
2272 Expressions *arguments;
|
|
|
2273 int size = key->size(e->loc);
|
|
|
2274
|
|
|
2275 assert(size);
|
|
|
2276 fd = FuncDeclaration::genCfunc(Type::tindex, Id::aaKeys);
|
|
|
2277 ec = new VarExp(0, fd);
|
|
|
2278 arguments = new Expressions();
|
|
|
2279 arguments->push(e);
|
|
|
2280 arguments->push(new IntegerExp(0, size, Type::tsize_t));
|
|
|
2281 e = new CallExp(e->loc, ec, arguments);
|
|
|
2282 e->type = index->arrayOf();
|
|
|
2283 }
|
|
|
2284 else if (ident == Id::values)
|
|
|
2285 {
|
|
|
2286 Expression *ec;
|
|
|
2287 FuncDeclaration *fd;
|
|
|
2288 Expressions *arguments;
|
|
|
2289
|
|
|
2290 fd = FuncDeclaration::genCfunc(Type::tindex, Id::aaValues);
|
|
|
2291 ec = new VarExp(0, fd);
|
|
|
2292 arguments = new Expressions();
|
|
|
2293 arguments->push(e);
|
|
|
2294 size_t keysize = key->size(e->loc);
|
|
|
2295 keysize = (keysize + 3) & ~3; // BUG: 64 bit pointers?
|
|
|
2296 arguments->push(new IntegerExp(0, keysize, Type::tsize_t));
|
|
|
2297 arguments->push(new IntegerExp(0, next->size(e->loc), Type::tsize_t));
|
|
|
2298 e = new CallExp(e->loc, ec, arguments);
|
|
|
2299 e->type = next->arrayOf();
|
|
|
2300 }
|
|
|
2301 else if (ident == Id::rehash)
|
|
|
2302 {
|
|
|
2303 Expression *ec;
|
|
|
2304 FuncDeclaration *fd;
|
|
|
2305 Expressions *arguments;
|
|
|
2306
|
|
|
2307 fd = FuncDeclaration::genCfunc(Type::tint64, Id::aaRehash);
|
|
|
2308 ec = new VarExp(0, fd);
|
|
|
2309 arguments = new Expressions();
|
|
|
2310 arguments->push(e->addressOf(sc));
|
|
|
2311 arguments->push(key->getInternalTypeInfo(sc));
|
|
|
2312 e = new CallExp(e->loc, ec, arguments);
|
|
|
2313 e->type = this;
|
|
|
2314 }
|
|
|
2315 else
|
|
|
2316 {
|
|
|
2317 e = Type::dotExp(sc, e, ident);
|
|
|
2318 }
|
|
|
2319 return e;
|
|
|
2320 }
|
|
|
2321
|
|
|
2322 void TypeAArray::toDecoBuffer(OutBuffer *buf)
|
|
|
2323 {
|
|
|
2324 buf->writeByte(mangleChar[ty]);
|
|
|
2325 index->toDecoBuffer(buf);
|
|
|
2326 next->toDecoBuffer(buf);
|
|
|
2327 }
|
|
|
2328
|
|
|
2329 void TypeAArray::toPrettyBracket(OutBuffer *buf, HdrGenState *hgs)
|
|
|
2330 {
|
|
|
2331 buf->writeByte('[');
|
|
|
2332 { OutBuffer ibuf;
|
|
|
2333
|
|
|
2334 index->toCBuffer2(&ibuf, NULL, hgs);
|
|
|
2335 buf->write(&ibuf);
|
|
|
2336 }
|
|
|
2337 buf->writeByte(']');
|
|
|
2338 }
|
|
|
2339
|
|
|
2340 Expression *TypeAArray::defaultInit()
|
|
|
2341 {
|
|
|
2342 #if LOGDEFAULTINIT
|
|
|
2343 printf("TypeAArray::defaultInit() '%s'\n", toChars());
|
|
|
2344 #endif
|
|
|
2345 Expression *e;
|
|
|
2346 e = new NullExp(0);
|
|
|
2347 e->type = this;
|
|
|
2348 return e;
|
|
|
2349 }
|
|
|
2350
|
|
|
2351 int TypeAArray::checkBoolean()
|
|
|
2352 {
|
|
|
2353 return TRUE;
|
|
|
2354 }
|
|
|
2355
|
|
|
2356 int TypeAArray::hasPointers()
|
|
|
2357 {
|
|
|
2358 return TRUE;
|
|
|
2359 }
|
|
|
2360
|
|
|
2361 /***************************** TypePointer *****************************/
|
|
|
2362
|
|
|
2363 TypePointer::TypePointer(Type *t)
|
|
|
2364 : Type(Tpointer, t)
|
|
|
2365 {
|
|
|
2366 }
|
|
|
2367
|
|
|
2368 Type *TypePointer::syntaxCopy()
|
|
|
2369 {
|
|
|
2370 Type *t = next->syntaxCopy();
|
|
|
2371 if (t == next)
|
|
|
2372 t = this;
|
|
|
2373 else
|
|
|
2374 t = new TypePointer(t);
|
|
|
2375 return t;
|
|
|
2376 }
|
|
|
2377
|
|
|
2378 Type *TypePointer::semantic(Loc loc, Scope *sc)
|
|
|
2379 {
|
|
|
2380 //printf("TypePointer::semantic()\n");
|
|
|
2381 Type *n = next->semantic(loc, sc);
|
|
|
2382 switch (n->toBasetype()->ty)
|
|
|
2383 {
|
|
|
2384 case Ttuple:
|
|
|
2385 error(loc, "can't have pointer to %s", n->toChars());
|
|
|
2386 n = tint32;
|
|
|
2387 break;
|
|
|
2388 }
|
|
|
2389 if (n != next)
|
|
|
2390 deco = NULL;
|
|
|
2391 next = n;
|
|
|
2392 return merge();
|
|
|
2393 }
|
|
|
2394
|
|
|
2395
|
|
|
2396 d_uns64 TypePointer::size(Loc loc)
|
|
|
2397 {
|
|
|
2398 return PTRSIZE;
|
|
|
2399 }
|
|
|
2400
|
|
|
2401 void TypePointer::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
2402 {
|
|
|
2403 //printf("TypePointer::toCBuffer2() next = %d\n", next->ty);
|
|
|
2404 buf->prependstring("*");
|
|
|
2405 if (ident)
|
|
|
2406 {
|
|
|
2407 buf->writeByte(' ');
|
|
|
2408 buf->writestring(ident->toChars());
|
|
|
2409 }
|
|
|
2410 next->toCBuffer2(buf, NULL, hgs);
|
|
|
2411 }
|
|
|
2412
|
|
|
2413 MATCH TypePointer::implicitConvTo(Type *to)
|
|
|
2414 {
|
|
|
2415 //printf("TypePointer::implicitConvTo()\n");
|
|
|
2416
|
|
|
2417 if (this == to)
|
|
|
2418 return MATCHexact;
|
|
|
2419 if (to->ty == Tpointer && to->next)
|
|
|
2420 {
|
|
|
2421 if (to->next->ty == Tvoid)
|
|
|
2422 return MATCHconvert;
|
|
|
2423
|
|
|
2424 #if 0
|
|
|
2425 if (to->next->isBaseOf(next))
|
|
|
2426 return MATCHconvert;
|
|
|
2427 #endif
|
|
|
2428
|
|
|
2429 if (next->ty == Tfunction && to->next->ty == Tfunction)
|
|
|
2430 { TypeFunction *tf;
|
|
|
2431 TypeFunction *tfto;
|
|
|
2432
|
|
|
2433 tf = (TypeFunction *)(next);
|
|
|
2434 tfto = (TypeFunction *)(to->next);
|
|
|
2435 return tfto->equals(tf) ? MATCHexact : MATCHnomatch;
|
|
|
2436 }
|
|
|
2437 }
|
|
|
2438 // if (to->ty == Tvoid)
|
|
|
2439 // return MATCHconvert;
|
|
|
2440 return MATCHnomatch;
|
|
|
2441 }
|
|
|
2442
|
|
|
2443 int TypePointer::isscalar()
|
|
|
2444 {
|
|
|
2445 return TRUE;
|
|
|
2446 }
|
|
|
2447
|
|
|
2448 Expression *TypePointer::defaultInit()
|
|
|
2449 {
|
|
|
2450 #if LOGDEFAULTINIT
|
|
|
2451 printf("TypePointer::defaultInit() '%s'\n", toChars());
|
|
|
2452 #endif
|
|
|
2453 Expression *e;
|
|
|
2454 e = new NullExp(0);
|
|
|
2455 e->type = this;
|
|
|
2456 return e;
|
|
|
2457 }
|
|
|
2458
|
|
|
2459 int TypePointer::isZeroInit()
|
|
|
2460 {
|
|
|
2461 return 1;
|
|
|
2462 }
|
|
|
2463
|
|
|
2464 int TypePointer::hasPointers()
|
|
|
2465 {
|
|
|
2466 return TRUE;
|
|
|
2467 }
|
|
|
2468
|
|
|
2469
|
|
|
2470 /***************************** TypeReference *****************************/
|
|
|
2471
|
|
|
2472 TypeReference::TypeReference(Type *t)
|
|
|
2473 : Type(Treference, t)
|
|
|
2474 {
|
|
|
2475 if (t->ty == Tbit)
|
|
|
2476 error(0,"cannot make reference to a bit");
|
|
|
2477 // BUG: what about references to static arrays?
|
|
|
2478 }
|
|
|
2479
|
|
|
2480 Type *TypeReference::syntaxCopy()
|
|
|
2481 {
|
|
|
2482 Type *t = next->syntaxCopy();
|
|
|
2483 if (t == next)
|
|
|
2484 t = this;
|
|
|
2485 else
|
|
|
2486 t = new TypeReference(t);
|
|
|
2487 return t;
|
|
|
2488 }
|
|
|
2489
|
|
|
2490 d_uns64 TypeReference::size(Loc loc)
|
|
|
2491 {
|
|
|
2492 return PTRSIZE;
|
|
|
2493 }
|
|
|
2494
|
|
|
2495 void TypeReference::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
2496 {
|
|
|
2497 buf->prependstring("&");
|
|
|
2498 if (ident)
|
|
|
2499 {
|
|
|
2500 buf->writestring(ident->toChars());
|
|
|
2501 }
|
|
|
2502 next->toCBuffer2(buf, NULL, hgs);
|
|
|
2503 }
|
|
|
2504
|
|
|
2505 Expression *TypeReference::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
2506 {
|
|
|
2507 #if LOGDOTEXP
|
|
|
2508 printf("TypeReference::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
2509 #endif
|
|
|
2510
|
|
|
2511 // References just forward things along
|
|
|
2512 return next->dotExp(sc, e, ident);
|
|
|
2513 }
|
|
|
2514
|
|
|
2515 Expression *TypeReference::defaultInit()
|
|
|
2516 {
|
|
|
2517 #if LOGDEFAULTINIT
|
|
|
2518 printf("TypeReference::defaultInit() '%s'\n", toChars());
|
|
|
2519 #endif
|
|
|
2520 Expression *e;
|
|
|
2521 e = new NullExp(0);
|
|
|
2522 e->type = this;
|
|
|
2523 return e;
|
|
|
2524 }
|
|
|
2525
|
|
|
2526 int TypeReference::isZeroInit()
|
|
|
2527 {
|
|
|
2528 return 1;
|
|
|
2529 }
|
|
|
2530
|
|
|
2531
|
|
|
2532 /***************************** TypeFunction *****************************/
|
|
|
2533
|
|
|
2534 TypeFunction::TypeFunction(Arguments *parameters, Type *treturn, int varargs, enum LINK linkage)
|
|
|
2535 : Type(Tfunction, treturn)
|
|
|
2536 {
|
|
|
2537 //if (!treturn) *(char*)0=0;
|
|
|
2538 // assert(treturn);
|
|
|
2539 this->parameters = parameters;
|
|
|
2540 this->varargs = varargs;
|
|
|
2541 this->linkage = linkage;
|
|
|
2542 this->inuse = 0;
|
|
|
2543 this->llvmRetInPtr = false;
|
|
|
2544 this->llvmRetArg = 0;
|
|
|
2545 this->llvmAllocaPoint = 0;
|
|
|
2546 }
|
|
|
2547
|
|
|
2548 Type *TypeFunction::syntaxCopy()
|
|
|
2549 {
|
|
|
2550 Type *treturn = next ? next->syntaxCopy() : NULL;
|
|
|
2551 Arguments *params = Argument::arraySyntaxCopy(parameters);
|
|
|
2552 Type *t = new TypeFunction(params, treturn, varargs, linkage);
|
|
|
2553 return t;
|
|
|
2554 }
|
|
|
2555
|
|
|
2556 /*******************************
|
|
|
2557 * Returns:
|
|
|
2558 * 0 types are distinct
|
|
|
2559 * 1 this is covariant with t
|
|
|
2560 * 2 arguments match as far as overloading goes,
|
|
|
2561 * but types are not covariant
|
|
|
2562 * 3 cannot determine covariance because of forward references
|
|
|
2563 */
|
|
|
2564
|
|
|
2565 int Type::covariant(Type *t)
|
|
|
2566 {
|
|
|
2567 #if 0
|
|
|
2568 printf("Type::covariant(t = %s) %s\n", t->toChars(), toChars());
|
|
|
2569 printf("deco = %p, %p\n", deco, t->deco);
|
|
|
2570 printf("ty = %d\n", next->ty);
|
|
|
2571 #endif
|
|
|
2572
|
|
|
2573 int inoutmismatch = 0;
|
|
|
2574
|
|
|
2575 if (equals(t))
|
|
|
2576 goto Lcovariant;
|
|
|
2577 if (ty != Tfunction || t->ty != Tfunction)
|
|
|
2578 goto Ldistinct;
|
|
|
2579
|
|
|
2580 {
|
|
|
2581 TypeFunction *t1 = (TypeFunction *)this;
|
|
|
2582 TypeFunction *t2 = (TypeFunction *)t;
|
|
|
2583
|
|
|
2584 if (t1->varargs != t2->varargs)
|
|
|
2585 goto Ldistinct;
|
|
|
2586
|
|
|
2587 if (t1->parameters && t2->parameters)
|
|
|
2588 {
|
|
|
2589 size_t dim = Argument::dim(t1->parameters);
|
|
|
2590 if (dim != Argument::dim(t2->parameters))
|
|
|
2591 goto Ldistinct;
|
|
|
2592
|
|
|
2593 for (size_t i = 0; i < dim; i++)
|
|
|
2594 { Argument *arg1 = Argument::getNth(t1->parameters, i);
|
|
|
2595 Argument *arg2 = Argument::getNth(t2->parameters, i);
|
|
|
2596
|
|
|
2597 if (!arg1->type->equals(arg2->type))
|
|
|
2598 goto Ldistinct;
|
|
|
2599 if (arg1->storageClass != arg2->storageClass)
|
|
|
2600 inoutmismatch = 1;
|
|
|
2601 }
|
|
|
2602 }
|
|
|
2603 else if (t1->parameters != t2->parameters)
|
|
|
2604 goto Ldistinct;
|
|
|
2605
|
|
|
2606 // The argument lists match
|
|
|
2607 if (inoutmismatch)
|
|
|
2608 goto Lnotcovariant;
|
|
|
2609 if (t1->linkage != t2->linkage)
|
|
|
2610 goto Lnotcovariant;
|
|
|
2611
|
|
|
2612 Type *t1n = t1->next;
|
|
|
2613 Type *t2n = t2->next;
|
|
|
2614
|
|
|
2615 if (t1n->equals(t2n))
|
|
|
2616 goto Lcovariant;
|
|
|
2617 if (t1n->ty != Tclass || t2n->ty != Tclass)
|
|
|
2618 goto Lnotcovariant;
|
|
|
2619
|
|
|
2620 // If t1n is forward referenced:
|
|
|
2621 ClassDeclaration *cd = ((TypeClass *)t1n)->sym;
|
|
|
2622 if (!cd->baseClass && cd->baseclasses.dim && !cd->isInterfaceDeclaration())
|
|
|
2623 {
|
|
|
2624 return 3;
|
|
|
2625 }
|
|
|
2626
|
|
|
2627 if (t1n->implicitConvTo(t2n))
|
|
|
2628 goto Lcovariant;
|
|
|
2629 goto Lnotcovariant;
|
|
|
2630 }
|
|
|
2631
|
|
|
2632 Lcovariant:
|
|
|
2633 //printf("\tcovaraint: 1\n");
|
|
|
2634 return 1;
|
|
|
2635
|
|
|
2636 Ldistinct:
|
|
|
2637 //printf("\tcovaraint: 0\n");
|
|
|
2638 return 0;
|
|
|
2639
|
|
|
2640 Lnotcovariant:
|
|
|
2641 //printf("\tcovaraint: 2\n");
|
|
|
2642 return 2;
|
|
|
2643 }
|
|
|
2644
|
|
|
2645 void TypeFunction::toDecoBuffer(OutBuffer *buf)
|
|
|
2646 { unsigned char mc;
|
|
|
2647
|
|
|
2648 //printf("TypeFunction::toDecoBuffer() this = %p %s\n", this, toChars());
|
|
|
2649 //static int nest; if (++nest == 50) *(char*)0=0;
|
|
|
2650 if (inuse)
|
|
|
2651 { inuse = 2; // flag error to caller
|
|
|
2652 return;
|
|
|
2653 }
|
|
|
2654 inuse++;
|
|
|
2655 switch (linkage)
|
|
|
2656 {
|
|
|
2657 case LINKd: mc = 'F'; break;
|
|
|
2658 case LINKc: mc = 'U'; break;
|
|
|
2659 case LINKwindows: mc = 'W'; break;
|
|
|
2660 case LINKpascal: mc = 'V'; break;
|
|
|
2661 case LINKcpp: mc = 'R'; break;
|
|
|
2662 default:
|
|
|
2663 assert(0);
|
|
|
2664 }
|
|
|
2665 buf->writeByte(mc);
|
|
|
2666 // Write argument types
|
|
|
2667 Argument::argsToDecoBuffer(buf, parameters);
|
|
|
2668 //if (buf->data[buf->offset - 1] == '@') halt();
|
|
|
2669 buf->writeByte('Z' - varargs); // mark end of arg list
|
|
|
2670 next->toDecoBuffer(buf);
|
|
|
2671 inuse--;
|
|
|
2672 }
|
|
|
2673
|
|
|
2674 void TypeFunction::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
2675 {
|
|
|
2676 char *p = NULL;
|
|
|
2677
|
|
|
2678 if (inuse)
|
|
|
2679 { inuse = 2; // flag error to caller
|
|
|
2680 return;
|
|
|
2681 }
|
|
|
2682 inuse++;
|
|
|
2683 if (hgs->ddoc != 1)
|
|
|
2684 {
|
|
|
2685 switch (linkage)
|
|
|
2686 {
|
|
|
2687 case LINKd: p = NULL; break;
|
|
|
2688 case LINKc: p = "C "; break;
|
|
|
2689 case LINKwindows: p = "Windows "; break;
|
|
|
2690 case LINKpascal: p = "Pascal "; break;
|
|
|
2691 case LINKcpp: p = "C++ "; break;
|
|
|
2692 default:
|
|
|
2693 assert(0);
|
|
|
2694 }
|
|
|
2695 }
|
|
|
2696
|
|
|
2697 if (buf->offset)
|
|
|
2698 {
|
|
|
2699 if (!hgs->hdrgen && p)
|
|
|
2700 buf->prependstring(p);
|
|
|
2701 buf->bracket('(', ')');
|
|
|
2702 assert(!ident);
|
|
|
2703 }
|
|
|
2704 else
|
|
|
2705 {
|
|
|
2706 if (!hgs->hdrgen && p)
|
|
|
2707 buf->writestring(p);
|
|
|
2708 if (ident)
|
|
|
2709 { buf->writeByte(' ');
|
|
|
2710 buf->writestring(ident->toHChars2());
|
|
|
2711 }
|
|
|
2712 }
|
|
|
2713 Argument::argsToCBuffer(buf, hgs, parameters, varargs);
|
|
|
2714 if (next && (!ident || ident->toHChars2() == ident->toChars()))
|
|
|
2715 next->toCBuffer2(buf, NULL, hgs);
|
|
|
2716 inuse--;
|
|
|
2717 }
|
|
|
2718
|
|
|
2719 Type *TypeFunction::semantic(Loc loc, Scope *sc)
|
|
|
2720 {
|
|
|
2721 if (deco) // if semantic() already run
|
|
|
2722 {
|
|
|
2723 //printf("already done\n");
|
|
|
2724 return this;
|
|
|
2725 }
|
|
|
2726 //printf("TypeFunction::semantic() this = %p\n", this);
|
|
|
2727
|
|
|
2728 linkage = sc->linkage;
|
|
|
2729 if (!next)
|
|
|
2730 {
|
|
|
2731 assert(global.errors);
|
|
|
2732 next = tvoid;
|
|
|
2733 }
|
|
|
2734 next = next->semantic(loc,sc);
|
|
|
2735 if (next->toBasetype()->ty == Tsarray)
|
|
|
2736 { error(loc, "functions cannot return static array %s", next->toChars());
|
|
|
2737 next = Type::terror;
|
|
|
2738 }
|
|
|
2739 if (next->toBasetype()->ty == Tfunction)
|
|
|
2740 { error(loc, "functions cannot return a function");
|
|
|
2741 next = Type::terror;
|
|
|
2742 }
|
|
|
2743 if (next->toBasetype()->ty == Ttuple)
|
|
|
2744 { error(loc, "functions cannot return a tuple");
|
|
|
2745 next = Type::terror;
|
|
|
2746 }
|
|
|
2747 if (next->isauto() && !(sc->flags & SCOPEctor))
|
|
|
2748 error(loc, "functions cannot return auto %s", next->toChars());
|
|
|
2749
|
|
|
2750 if (parameters)
|
|
|
2751 { size_t dim = Argument::dim(parameters);
|
|
|
2752
|
|
|
2753 for (size_t i = 0; i < dim; i++)
|
|
|
2754 { Argument *arg = Argument::getNth(parameters, i);
|
|
|
2755 Type *t;
|
|
|
2756
|
|
|
2757 inuse++;
|
|
|
2758 arg->type = arg->type->semantic(loc,sc);
|
|
|
2759 if (inuse == 1) inuse--;
|
|
|
2760 t = arg->type->toBasetype();
|
|
|
2761
|
|
|
2762 if (arg->storageClass & (STCout | STCref | STClazy))
|
|
|
2763 {
|
|
|
2764 if (t->ty == Tsarray)
|
|
|
2765 error(loc, "cannot have out or ref parameter of type %s", t->toChars());
|
|
|
2766 }
|
|
|
2767 if (!(arg->storageClass & STClazy) && t->ty == Tvoid)
|
|
|
2768 error(loc, "cannot have parameter of type %s", arg->type->toChars());
|
|
|
2769
|
|
|
2770 if (arg->defaultArg)
|
|
|
2771 {
|
|
|
2772 arg->defaultArg = arg->defaultArg->semantic(sc);
|
|
|
2773 arg->defaultArg = resolveProperties(sc, arg->defaultArg);
|
|
|
2774 arg->defaultArg = arg->defaultArg->implicitCastTo(sc, arg->type);
|
|
|
2775 }
|
|
|
2776
|
|
|
2777 /* If arg turns out to be a tuple, the number of parameters may
|
|
|
2778 * change.
|
|
|
2779 */
|
|
|
2780 if (t->ty == Ttuple)
|
|
|
2781 { dim = Argument::dim(parameters);
|
|
|
2782 i--;
|
|
|
2783 }
|
|
|
2784 }
|
|
|
2785 }
|
|
|
2786 deco = merge()->deco;
|
|
|
2787
|
|
|
2788 if (inuse)
|
|
|
2789 { error(loc, "recursive type");
|
|
|
2790 inuse = 0;
|
|
|
2791 return terror;
|
|
|
2792 }
|
|
|
2793
|
|
|
2794 if (varargs == 1 && linkage != LINKd && Argument::dim(parameters) == 0)
|
|
|
2795 error(loc, "variadic functions with non-D linkage must have at least one parameter");
|
|
|
2796
|
|
|
2797 /* Don't return merge(), because arg identifiers and default args
|
|
|
2798 * can be different
|
|
|
2799 * even though the types match
|
|
|
2800 */
|
|
|
2801 return this;
|
|
|
2802 }
|
|
|
2803
|
|
|
2804 /********************************
|
|
|
2805 * 'args' are being matched to function 'this'
|
|
|
2806 * Determine match level.
|
|
|
2807 * Returns:
|
|
|
2808 * MATCHxxxx
|
|
|
2809 */
|
|
|
2810
|
|
|
2811 int TypeFunction::callMatch(Expressions *args)
|
|
|
2812 {
|
|
|
2813 //printf("TypeFunction::callMatch()\n");
|
|
|
2814 int match = MATCHexact; // assume exact match
|
|
|
2815
|
|
|
2816 size_t nparams = Argument::dim(parameters);
|
|
|
2817 size_t nargs = args ? args->dim : 0;
|
|
|
2818 if (nparams == nargs)
|
|
|
2819 ;
|
|
|
2820 else if (nargs > nparams)
|
|
|
2821 {
|
|
|
2822 if (varargs == 0)
|
|
|
2823 goto Nomatch; // too many args; no match
|
|
|
2824 match = MATCHconvert; // match ... with a "conversion" match level
|
|
|
2825 }
|
|
|
2826
|
|
|
2827 for (size_t u = 0; u < nparams; u++)
|
|
|
2828 { int m;
|
|
|
2829 Expression *arg;
|
|
|
2830
|
|
|
2831 // BUG: what about out and ref?
|
|
|
2832
|
|
|
2833 Argument *p = Argument::getNth(parameters, u);
|
|
|
2834 assert(p);
|
|
|
2835 if (u >= nargs)
|
|
|
2836 {
|
|
|
2837 if (p->defaultArg)
|
|
|
2838 continue;
|
|
|
2839 if (varargs == 2 && u + 1 == nparams)
|
|
|
2840 goto L1;
|
|
|
2841 goto Nomatch; // not enough arguments
|
|
|
2842 }
|
|
|
2843 arg = (Expression *)args->data[u];
|
|
|
2844 assert(arg);
|
|
|
2845 if (p->storageClass & STClazy && p->type->ty == Tvoid && arg->type->ty != Tvoid)
|
|
|
2846 m = MATCHconvert;
|
|
|
2847 else
|
|
|
2848 m = arg->implicitConvTo(p->type);
|
|
|
2849 //printf("\tm = %d\n", m);
|
|
|
2850 if (m == MATCHnomatch) // if no match
|
|
|
2851 {
|
|
|
2852 L1:
|
|
|
2853 if (varargs == 2 && u + 1 == nparams) // if last varargs param
|
|
|
2854 { Type *tb = p->type->toBasetype();
|
|
|
2855 TypeSArray *tsa;
|
|
|
2856 integer_t sz;
|
|
|
2857
|
|
|
2858 switch (tb->ty)
|
|
|
2859 {
|
|
|
2860 case Tsarray:
|
|
|
2861 tsa = (TypeSArray *)tb;
|
|
|
2862 sz = tsa->dim->toInteger();
|
|
|
2863 if (sz != nargs - u)
|
|
|
2864 goto Nomatch;
|
|
|
2865 case Tarray:
|
|
|
2866 for (; u < nargs; u++)
|
|
|
2867 {
|
|
|
2868 arg = (Expression *)args->data[u];
|
|
|
2869 assert(arg);
|
|
|
2870 #if 1
|
|
|
2871 /* If lazy array of delegates,
|
|
|
2872 * convert arg(s) to delegate(s)
|
|
|
2873 */
|
|
|
2874 Type *tret = p->isLazyArray();
|
|
|
2875 if (tret)
|
|
|
2876 {
|
|
|
2877 if (tb->next->equals(arg->type))
|
|
|
2878 { m = MATCHexact;
|
|
|
2879 }
|
|
|
2880 else
|
|
|
2881 {
|
|
|
2882 m = arg->implicitConvTo(tret);
|
|
|
2883 if (m == MATCHnomatch)
|
|
|
2884 {
|
|
|
2885 if (tret->toBasetype()->ty == Tvoid)
|
|
|
2886 m = MATCHconvert;
|
|
|
2887 }
|
|
|
2888 }
|
|
|
2889 }
|
|
|
2890 else
|
|
|
2891 m = arg->implicitConvTo(tb->next);
|
|
|
2892 #else
|
|
|
2893 m = arg->implicitConvTo(tb->next);
|
|
|
2894 #endif
|
|
|
2895 if (m == 0)
|
|
|
2896 goto Nomatch;
|
|
|
2897 if (m < match)
|
|
|
2898 match = m;
|
|
|
2899 }
|
|
|
2900 goto Ldone;
|
|
|
2901
|
|
|
2902 case Tclass:
|
|
|
2903 // Should see if there's a constructor match?
|
|
|
2904 // Or just leave it ambiguous?
|
|
|
2905 goto Ldone;
|
|
|
2906
|
|
|
2907 default:
|
|
|
2908 goto Nomatch;
|
|
|
2909 }
|
|
|
2910 }
|
|
|
2911 goto Nomatch;
|
|
|
2912 }
|
|
|
2913 if (m < match)
|
|
|
2914 match = m; // pick worst match
|
|
|
2915 }
|
|
|
2916
|
|
|
2917 Ldone:
|
|
|
2918 //printf("match = %d\n", match);
|
|
|
2919 return match;
|
|
|
2920
|
|
|
2921 Nomatch:
|
|
|
2922 //printf("no match\n");
|
|
|
2923 return MATCHnomatch;
|
|
|
2924 }
|
|
|
2925
|
|
|
2926 Type *TypeFunction::reliesOnTident()
|
|
|
2927 {
|
|
|
2928 if (parameters)
|
|
|
2929 {
|
|
|
2930 for (size_t i = 0; i < parameters->dim; i++)
|
|
|
2931 { Argument *arg = (Argument *)parameters->data[i];
|
|
|
2932 Type *t = arg->type->reliesOnTident();
|
|
|
2933 if (t)
|
|
|
2934 return t;
|
|
|
2935 }
|
|
|
2936 }
|
|
|
2937 return next->reliesOnTident();
|
|
|
2938 }
|
|
|
2939
|
|
|
2940 /***************************** TypeDelegate *****************************/
|
|
|
2941
|
|
|
2942 TypeDelegate::TypeDelegate(Type *t)
|
|
|
2943 : Type(Tfunction, t)
|
|
|
2944 {
|
|
|
2945 ty = Tdelegate;
|
|
|
2946 }
|
|
|
2947
|
|
|
2948 Type *TypeDelegate::syntaxCopy()
|
|
|
2949 {
|
|
|
2950 Type *t = next->syntaxCopy();
|
|
|
2951 if (t == next)
|
|
|
2952 t = this;
|
|
|
2953 else
|
|
|
2954 t = new TypeDelegate(t);
|
|
|
2955 return t;
|
|
|
2956 }
|
|
|
2957
|
|
|
2958 Type *TypeDelegate::semantic(Loc loc, Scope *sc)
|
|
|
2959 {
|
|
|
2960 if (deco) // if semantic() already run
|
|
|
2961 {
|
|
|
2962 //printf("already done\n");
|
|
|
2963 return this;
|
|
|
2964 }
|
|
|
2965 next = next->semantic(loc,sc);
|
|
|
2966 return merge();
|
|
|
2967 }
|
|
|
2968
|
|
|
2969 d_uns64 TypeDelegate::size(Loc loc)
|
|
|
2970 {
|
|
|
2971 return PTRSIZE * 2;
|
|
|
2972 }
|
|
|
2973
|
|
|
2974 void TypeDelegate::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
2975 {
|
|
|
2976 #if 1
|
|
|
2977 OutBuffer args;
|
|
|
2978 TypeFunction *tf = (TypeFunction *)next;
|
|
|
2979
|
|
|
2980 Argument::argsToCBuffer(&args, hgs, tf->parameters, tf->varargs);
|
|
|
2981 buf->prependstring(args.toChars());
|
|
|
2982 buf->prependstring(" delegate");
|
|
|
2983 if (ident)
|
|
|
2984 {
|
|
|
2985 buf->writeByte(' ');
|
|
|
2986 buf->writestring(ident->toChars());
|
|
|
2987 }
|
|
|
2988 next->next->toCBuffer2(buf, NULL, hgs);
|
|
|
2989 #else
|
|
|
2990 next->toCBuffer2(buf, Id::delegate, hgs);
|
|
|
2991 if (ident)
|
|
|
2992 {
|
|
|
2993 buf->writestring(ident->toChars());
|
|
|
2994 }
|
|
|
2995 #endif
|
|
|
2996 }
|
|
|
2997
|
|
|
2998 Expression *TypeDelegate::defaultInit()
|
|
|
2999 {
|
|
|
3000 #if LOGDEFAULTINIT
|
|
|
3001 printf("TypeDelegate::defaultInit() '%s'\n", toChars());
|
|
|
3002 #endif
|
|
|
3003 Expression *e;
|
|
|
3004 e = new NullExp(0);
|
|
|
3005 e->type = this;
|
|
|
3006 return e;
|
|
|
3007 }
|
|
|
3008
|
|
|
3009 int TypeDelegate::isZeroInit()
|
|
|
3010 {
|
|
|
3011 return 1;
|
|
|
3012 }
|
|
|
3013
|
|
|
3014 int TypeDelegate::checkBoolean()
|
|
|
3015 {
|
|
|
3016 return TRUE;
|
|
|
3017 }
|
|
|
3018
|
|
|
3019 Expression *TypeDelegate::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
3020 {
|
|
|
3021 #if LOGDOTEXP
|
|
|
3022 printf("TypeDelegate::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
3023 #endif
|
|
|
3024 if (ident == Id::ptr)
|
|
|
3025 {
|
|
|
3026 e->type = tvoidptr;
|
|
|
3027 return e;
|
|
|
3028 }
|
|
|
3029 else if (ident == Id::funcptr)
|
|
|
3030 {
|
|
|
3031 e = e->addressOf(sc);
|
|
|
3032 e->type = tvoidptr;
|
|
|
3033 e = new AddExp(e->loc, e, new IntegerExp(PTRSIZE));
|
|
|
3034 e->type = tvoidptr;
|
|
|
3035 e = new PtrExp(e->loc, e);
|
|
|
3036 e->type = next->pointerTo();
|
|
|
3037 return e;
|
|
|
3038 }
|
|
|
3039 else
|
|
|
3040 {
|
|
|
3041 e = Type::dotExp(sc, e, ident);
|
|
|
3042 }
|
|
|
3043 return e;
|
|
|
3044 }
|
|
|
3045
|
|
|
3046 int TypeDelegate::hasPointers()
|
|
|
3047 {
|
|
|
3048 return TRUE;
|
|
|
3049 }
|
|
|
3050
|
|
|
3051
|
|
|
3052
|
|
|
3053 /***************************** TypeQualified *****************************/
|
|
|
3054
|
|
|
3055 TypeQualified::TypeQualified(TY ty, Loc loc)
|
|
|
3056 : Type(ty, NULL)
|
|
|
3057 {
|
|
|
3058 this->loc = loc;
|
|
|
3059 }
|
|
|
3060
|
|
|
3061 void TypeQualified::syntaxCopyHelper(TypeQualified *t)
|
|
|
3062 {
|
|
|
3063 //printf("TypeQualified::syntaxCopyHelper(%s) %s\n", t->toChars(), toChars());
|
|
|
3064 idents.setDim(t->idents.dim);
|
|
|
3065 for (int i = 0; i < idents.dim; i++)
|
|
|
3066 {
|
|
|
3067 Identifier *id = (Identifier *)t->idents.data[i];
|
|
|
3068 if (id->dyncast() == DYNCAST_DSYMBOL)
|
|
|
3069 {
|
|
|
3070 TemplateInstance *ti = (TemplateInstance *)id;
|
|
|
3071
|
|
|
3072 ti = (TemplateInstance *)ti->syntaxCopy(NULL);
|
|
|
3073 id = (Identifier *)ti;
|
|
|
3074 }
|
|
|
3075 idents.data[i] = id;
|
|
|
3076 }
|
|
|
3077 }
|
|
|
3078
|
|
|
3079
|
|
|
3080 void TypeQualified::addIdent(Identifier *ident)
|
|
|
3081 {
|
|
|
3082 idents.push(ident);
|
|
|
3083 }
|
|
|
3084
|
|
|
3085 void TypeQualified::toCBuffer2Helper(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
3086 {
|
|
|
3087 int i;
|
|
|
3088
|
|
|
3089 for (i = 0; i < idents.dim; i++)
|
|
|
3090 { Identifier *id = (Identifier *)idents.data[i];
|
|
|
3091
|
|
|
3092 buf->writeByte('.');
|
|
|
3093
|
|
|
3094 if (id->dyncast() == DYNCAST_DSYMBOL)
|
|
|
3095 {
|
|
|
3096 TemplateInstance *ti = (TemplateInstance *)id;
|
|
|
3097 ti->toCBuffer(buf, hgs);
|
|
|
3098 }
|
|
|
3099 else
|
|
|
3100 buf->writestring(id->toChars());
|
|
|
3101 }
|
|
|
3102 }
|
|
|
3103
|
|
|
3104 d_uns64 TypeQualified::size(Loc loc)
|
|
|
3105 {
|
|
|
3106 error(this->loc, "size of type %s is not known", toChars());
|
|
|
3107 return 1;
|
|
|
3108 }
|
|
|
3109
|
|
|
3110 /*************************************
|
|
|
3111 * Takes an array of Identifiers and figures out if
|
|
|
3112 * it represents a Type or an Expression.
|
|
|
3113 * Output:
|
|
|
3114 * if expression, *pe is set
|
|
|
3115 * if type, *pt is set
|
|
|
3116 */
|
|
|
3117
|
|
|
3118 void TypeQualified::resolveHelper(Loc loc, Scope *sc,
|
|
|
3119 Dsymbol *s, Dsymbol *scopesym,
|
|
|
3120 Expression **pe, Type **pt, Dsymbol **ps)
|
|
|
3121 {
|
|
|
3122 Identifier *id = NULL;
|
|
|
3123 int i;
|
|
|
3124 VarDeclaration *v;
|
|
|
3125 EnumMember *em;
|
|
|
3126 TupleDeclaration *td;
|
|
|
3127 Type *t;
|
|
|
3128 Expression *e;
|
|
|
3129
|
|
|
3130 #if 0
|
|
|
3131 printf("TypeQualified::resolveHelper(sc = %p, idents = '%s')\n", sc, toChars());
|
|
|
3132 if (scopesym)
|
|
|
3133 printf("\tscopesym = '%s'\n", scopesym->toChars());
|
|
|
3134 #endif
|
|
|
3135 *pe = NULL;
|
|
|
3136 *pt = NULL;
|
|
|
3137 *ps = NULL;
|
|
|
3138 if (s)
|
|
|
3139 {
|
|
|
3140 //printf("\t1: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind());
|
|
|
3141 s = s->toAlias();
|
|
|
3142 //printf("\t2: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind());
|
|
|
3143 for (i = 0; i < idents.dim; i++)
|
|
|
3144 { Dsymbol *sm;
|
|
|
3145
|
|
|
3146 id = (Identifier *)idents.data[i];
|
|
|
3147 sm = s->searchX(loc, sc, id);
|
|
|
3148 //printf("\t3: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind());
|
|
|
3149 //printf("getType = '%s'\n", s->getType()->toChars());
|
|
|
3150 if (!sm)
|
|
|
3151 {
|
|
|
3152 v = s->isVarDeclaration();
|
|
|
3153 if (v && id == Id::length)
|
|
|
3154 {
|
|
|
3155 if (v->isConst() && v->getExpInitializer())
|
|
|
3156 { e = v->getExpInitializer()->exp;
|
|
|
3157 }
|
|
|
3158 else
|
|
|
3159 e = new VarExp(loc, v);
|
|
|
3160 t = e->type;
|
|
|
3161 if (!t)
|
|
|
3162 goto Lerror;
|
|
|
3163 goto L3;
|
|
|
3164 }
|
|
|
3165 t = s->getType();
|
|
|
3166 if (!t && s->isDeclaration())
|
|
|
3167 t = s->isDeclaration()->type;
|
|
|
3168 if (t)
|
|
|
3169 {
|
|
|
3170 sm = t->toDsymbol(sc);
|
|
|
3171 if (sm)
|
|
|
3172 { sm = sm->search(loc, id, 0);
|
|
|
3173 if (sm)
|
|
|
3174 goto L2;
|
|
|
3175 }
|
|
|
3176 //e = t->getProperty(loc, id);
|
|
|
3177 e = new TypeExp(loc, t);
|
|
|
3178 e = t->dotExp(sc, e, id);
|
|
|
3179 i++;
|
|
|
3180 L3:
|
|
|
3181 for (; i < idents.dim; i++)
|
|
|
3182 {
|
|
|
3183 id = (Identifier *)idents.data[i];
|
|
|
3184 //printf("e: '%s', id: '%s', type = %p\n", e->toChars(), id->toChars(), e->type);
|
|
|
3185 e = e->type->dotExp(sc, e, id);
|
|
|
3186 }
|
|
|
3187 *pe = e;
|
|
|
3188 }
|
|
|
3189 else
|
|
|
3190 Lerror:
|
|
|
3191 error(loc, "identifier '%s' of '%s' is not defined", id->toChars(), toChars());
|
|
|
3192 return;
|
|
|
3193 }
|
|
|
3194 L2:
|
|
|
3195 s = sm->toAlias();
|
|
|
3196 }
|
|
|
3197
|
|
|
3198 v = s->isVarDeclaration();
|
|
|
3199 if (v)
|
|
|
3200 {
|
|
|
3201 // It's not a type, it's an expression
|
|
|
3202 if (v->isConst() && v->getExpInitializer())
|
|
|
3203 {
|
|
|
3204 ExpInitializer *ei = v->getExpInitializer();
|
|
|
3205 assert(ei);
|
|
|
3206 *pe = ei->exp->copy(); // make copy so we can change loc
|
|
|
3207 (*pe)->loc = loc;
|
|
|
3208 }
|
|
|
3209 else
|
|
|
3210 {
|
|
|
3211 #if 0
|
|
|
3212 WithScopeSymbol *withsym;
|
|
|
3213 if (scopesym && (withsym = scopesym->isWithScopeSymbol()) != NULL)
|
|
|
3214 {
|
|
|
3215 // Same as wthis.ident
|
|
|
3216 e = new VarExp(loc, withsym->withstate->wthis);
|
|
|
3217 e = new DotIdExp(loc, e, ident);
|
|
|
3218 //assert(0); // BUG: should handle this
|
|
|
3219 }
|
|
|
3220 else
|
|
|
3221 #endif
|
|
|
3222 *pe = new VarExp(loc, v);
|
|
|
3223 }
|
|
|
3224 return;
|
|
|
3225 }
|
|
|
3226 em = s->isEnumMember();
|
|
|
3227 if (em)
|
|
|
3228 {
|
|
|
3229 // It's not a type, it's an expression
|
|
|
3230 *pe = em->value->copy();
|
|
|
3231 return;
|
|
|
3232 }
|
|
|
3233
|
|
|
3234 L1:
|
|
|
3235 t = s->getType();
|
|
|
3236 if (!t)
|
|
|
3237 {
|
|
|
3238 // If the symbol is an import, try looking inside the import
|
|
|
3239 Import *si;
|
|
|
3240
|
|
|
3241 si = s->isImport();
|
|
|
3242 if (si)
|
|
|
3243 {
|
|
|
3244 s = si->search(loc, s->ident, 0);
|
|
|
3245 if (s && s != si)
|
|
|
3246 goto L1;
|
|
|
3247 s = si;
|
|
|
3248 }
|
|
|
3249 *ps = s;
|
|
|
3250 return;
|
|
|
3251 }
|
|
|
3252 if (t->ty == Tinstance && t != this && !t->deco)
|
|
|
3253 { error(loc, "forward reference to '%s'", t->toChars());
|
|
|
3254 return;
|
|
|
3255 }
|
|
|
3256
|
|
|
3257 if (t != this)
|
|
|
3258 {
|
|
|
3259 if (t->reliesOnTident())
|
|
|
3260 {
|
|
|
3261 Scope *scx;
|
|
|
3262
|
|
|
3263 for (scx = sc; 1; scx = scx->enclosing)
|
|
|
3264 {
|
|
|
3265 if (!scx)
|
|
|
3266 { error(loc, "forward reference to '%s'", t->toChars());
|
|
|
3267 return;
|
|
|
3268 }
|
|
|
3269 if (scx->scopesym == scopesym)
|
|
|
3270 break;
|
|
|
3271 }
|
|
|
3272 t = t->semantic(loc, scx);
|
|
|
3273 //((TypeIdentifier *)t)->resolve(loc, scx, pe, &t, ps);
|
|
|
3274 }
|
|
|
3275 }
|
|
|
3276 if (t->ty == Ttuple)
|
|
|
3277 *pt = t;
|
|
|
3278 else
|
|
|
3279 *pt = t->merge();
|
|
|
3280 }
|
|
|
3281 if (!s)
|
|
|
3282 {
|
|
|
3283 error(loc, "identifier '%s' is not defined", toChars());
|
|
|
3284 }
|
|
|
3285 }
|
|
|
3286
|
|
|
3287 /***************************** TypeIdentifier *****************************/
|
|
|
3288
|
|
|
3289 TypeIdentifier::TypeIdentifier(Loc loc, Identifier *ident)
|
|
|
3290 : TypeQualified(Tident, loc)
|
|
|
3291 {
|
|
|
3292 this->ident = ident;
|
|
|
3293 }
|
|
|
3294
|
|
|
3295
|
|
|
3296 Type *TypeIdentifier::syntaxCopy()
|
|
|
3297 {
|
|
|
3298 TypeIdentifier *t;
|
|
|
3299
|
|
|
3300 t = new TypeIdentifier(loc, ident);
|
|
|
3301 t->syntaxCopyHelper(this);
|
|
|
3302 return t;
|
|
|
3303 }
|
|
|
3304
|
|
|
3305 void TypeIdentifier::toDecoBuffer(OutBuffer *buf)
|
|
|
3306 { unsigned len;
|
|
|
3307 char *name;
|
|
|
3308
|
|
|
3309 name = ident->toChars();
|
|
|
3310 len = strlen(name);
|
|
|
3311 buf->printf("%c%d%s", mangleChar[ty], len, name);
|
|
|
3312 //buf->printf("%c%s", mangleChar[ty], name);
|
|
|
3313 }
|
|
|
3314
|
|
|
3315 void TypeIdentifier::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
3316 {
|
|
|
3317 OutBuffer tmp;
|
|
|
3318
|
|
|
3319 tmp.writestring(this->ident->toChars());
|
|
|
3320 toCBuffer2Helper(&tmp, NULL, hgs);
|
|
|
3321 buf->prependstring(tmp.toChars());
|
|
|
3322 if (ident)
|
|
|
3323 { buf->writeByte(' ');
|
|
|
3324 buf->writestring(ident->toChars());
|
|
|
3325 }
|
|
|
3326 }
|
|
|
3327
|
|
|
3328 /*************************************
|
|
|
3329 * Takes an array of Identifiers and figures out if
|
|
|
3330 * it represents a Type or an Expression.
|
|
|
3331 * Output:
|
|
|
3332 * if expression, *pe is set
|
|
|
3333 * if type, *pt is set
|
|
|
3334 */
|
|
|
3335
|
|
|
3336 void TypeIdentifier::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps)
|
|
|
3337 { Dsymbol *s;
|
|
|
3338 Dsymbol *scopesym;
|
|
|
3339
|
|
|
3340 //printf("TypeIdentifier::resolve(sc = %p, idents = '%s')\n", sc, toChars());
|
|
|
3341 s = sc->search(loc, ident, &scopesym);
|
|
|
3342 resolveHelper(loc, sc, s, scopesym, pe, pt, ps);
|
|
|
3343 }
|
|
|
3344
|
|
|
3345 /*****************************************
|
|
|
3346 * See if type resolves to a symbol, if so,
|
|
|
3347 * return that symbol.
|
|
|
3348 */
|
|
|
3349
|
|
|
3350 Dsymbol *TypeIdentifier::toDsymbol(Scope *sc)
|
|
|
3351 {
|
|
|
3352 //printf("TypeIdentifier::toDsymbol('%s')\n", toChars());
|
|
|
3353 if (!sc)
|
|
|
3354 return NULL;
|
|
|
3355 //printf("ident = '%s'\n", ident->toChars());
|
|
|
3356
|
|
|
3357 Dsymbol *scopesym;
|
|
|
3358 Dsymbol *s = sc->search(loc, ident, &scopesym);
|
|
|
3359 if (s)
|
|
|
3360 {
|
|
|
3361 for (int i = 0; i < idents.dim; i++)
|
|
|
3362 {
|
|
|
3363 Identifier *id = (Identifier *)idents.data[i];
|
|
|
3364 s = s->searchX(loc, sc, id);
|
|
|
3365 if (!s) // failed to find a symbol
|
|
|
3366 { //printf("\tdidn't find a symbol\n");
|
|
|
3367 break;
|
|
|
3368 }
|
|
|
3369 }
|
|
|
3370 }
|
|
|
3371 return s;
|
|
|
3372 }
|
|
|
3373
|
|
|
3374 Type *TypeIdentifier::semantic(Loc loc, Scope *sc)
|
|
|
3375 {
|
|
|
3376 Type *t;
|
|
|
3377 Expression *e;
|
|
|
3378 Dsymbol *s;
|
|
|
3379
|
|
|
3380 //printf("TypeIdentifier::semantic(%s)\n", toChars());
|
|
|
3381 resolve(loc, sc, &e, &t, &s);
|
|
|
3382 if (t)
|
|
|
3383 {
|
|
|
3384 //printf("\tit's a type %d, %s, %s\n", t->ty, t->toChars(), t->deco);
|
|
|
3385
|
|
|
3386 if (t->ty == Ttypedef)
|
|
|
3387 { TypeTypedef *tt = (TypeTypedef *)t;
|
|
|
3388
|
|
|
3389 if (tt->sym->sem == 1)
|
|
|
3390 error(loc, "circular reference of typedef %s", tt->toChars());
|
|
|
3391 }
|
|
|
3392 }
|
|
|
3393 else
|
|
|
3394 {
|
|
|
3395 #ifdef DEBUG
|
|
|
3396 if (!global.gag)
|
|
|
3397 printf("1: ");
|
|
|
3398 #endif
|
|
|
3399 if (s)
|
|
|
3400 {
|
|
|
3401 s->error(loc, "is used as a type");
|
|
|
3402 }
|
|
|
3403 else
|
|
|
3404 error(loc, "%s is used as a type", toChars());
|
|
|
3405 t = tvoid;
|
|
|
3406 }
|
|
|
3407 //t->print();
|
|
|
3408 return t;
|
|
|
3409 }
|
|
|
3410
|
|
|
3411 Type *TypeIdentifier::reliesOnTident()
|
|
|
3412 {
|
|
|
3413 return this;
|
|
|
3414 }
|
|
|
3415
|
|
|
3416 Expression *TypeIdentifier::toExpression()
|
|
|
3417 {
|
|
|
3418 Expression *e = new IdentifierExp(loc, ident);
|
|
|
3419 for (int i = 0; i < idents.dim; i++)
|
|
|
3420 {
|
|
|
3421 Identifier *id = (Identifier *)idents.data[i];
|
|
|
3422 e = new DotIdExp(loc, e, id);
|
|
|
3423 }
|
|
|
3424
|
|
|
3425 return e;
|
|
|
3426 }
|
|
|
3427
|
|
|
3428 /***************************** TypeInstance *****************************/
|
|
|
3429
|
|
|
3430 TypeInstance::TypeInstance(Loc loc, TemplateInstance *tempinst)
|
|
|
3431 : TypeQualified(Tinstance, loc)
|
|
|
3432 {
|
|
|
3433 this->tempinst = tempinst;
|
|
|
3434 }
|
|
|
3435
|
|
|
3436 Type *TypeInstance::syntaxCopy()
|
|
|
3437 {
|
|
|
3438 //printf("TypeInstance::syntaxCopy() %s, %d\n", toChars(), idents.dim);
|
|
|
3439 TypeInstance *t;
|
|
|
3440
|
|
|
3441 t = new TypeInstance(loc, (TemplateInstance *)tempinst->syntaxCopy(NULL));
|
|
|
3442 t->syntaxCopyHelper(this);
|
|
|
3443 return t;
|
|
|
3444 }
|
|
|
3445
|
|
|
3446
|
|
|
3447 void TypeInstance::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
3448 {
|
|
|
3449 OutBuffer tmp;
|
|
|
3450
|
|
|
3451 tempinst->toCBuffer(&tmp, hgs);
|
|
|
3452 toCBuffer2Helper(&tmp, NULL, hgs);
|
|
|
3453 buf->prependstring(tmp.toChars());
|
|
|
3454 if (ident)
|
|
|
3455 { buf->writeByte(' ');
|
|
|
3456 buf->writestring(ident->toChars());
|
|
|
3457 }
|
|
|
3458 }
|
|
|
3459
|
|
|
3460 void TypeInstance::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps)
|
|
|
3461 {
|
|
|
3462 // Note close similarity to TypeIdentifier::resolve()
|
|
|
3463
|
|
|
3464 Dsymbol *s;
|
|
|
3465
|
|
|
3466 *pe = NULL;
|
|
|
3467 *pt = NULL;
|
|
|
3468 *ps = NULL;
|
|
|
3469
|
|
|
3470 #if 0
|
|
|
3471 if (!idents.dim)
|
|
|
3472 {
|
|
|
3473 error(loc, "template instance '%s' has no identifier", toChars());
|
|
|
3474 return;
|
|
|
3475 }
|
|
|
3476 #endif
|
|
|
3477 //id = (Identifier *)idents.data[0];
|
|
|
3478 //printf("TypeInstance::resolve(sc = %p, idents = '%s')\n", sc, id->toChars());
|
|
|
3479 s = tempinst;
|
|
|
3480 if (s)
|
|
|
3481 s->semantic(sc);
|
|
|
3482 resolveHelper(loc, sc, s, NULL, pe, pt, ps);
|
|
|
3483 //printf("pt = '%s'\n", (*pt)->toChars());
|
|
|
3484 }
|
|
|
3485
|
|
|
3486 Type *TypeInstance::semantic(Loc loc, Scope *sc)
|
|
|
3487 {
|
|
|
3488 Type *t;
|
|
|
3489 Expression *e;
|
|
|
3490 Dsymbol *s;
|
|
|
3491
|
|
|
3492 //printf("TypeInstance::semantic(%s)\n", toChars());
|
|
|
3493
|
|
|
3494 if (sc->parameterSpecialization)
|
|
|
3495 {
|
|
|
3496 unsigned errors = global.errors;
|
|
|
3497 global.gag++;
|
|
|
3498
|
|
|
3499 resolve(loc, sc, &e, &t, &s);
|
|
|
3500
|
|
|
3501 global.gag--;
|
|
|
3502 if (errors != global.errors)
|
|
|
3503 { if (global.gag == 0)
|
|
|
3504 global.errors = errors;
|
|
|
3505 return this;
|
|
|
3506 }
|
|
|
3507 }
|
|
|
3508 else
|
|
|
3509 resolve(loc, sc, &e, &t, &s);
|
|
|
3510
|
|
|
3511 if (!t)
|
|
|
3512 {
|
|
|
3513 #ifdef DEBUG
|
|
|
3514 printf("2: ");
|
|
|
3515 #endif
|
|
|
3516 error(loc, "%s is used as a type", toChars());
|
|
|
3517 t = tvoid;
|
|
|
3518 }
|
|
|
3519 return t;
|
|
|
3520 }
|
|
|
3521
|
|
|
3522
|
|
|
3523 /***************************** TypeTypeof *****************************/
|
|
|
3524
|
|
|
3525 TypeTypeof::TypeTypeof(Loc loc, Expression *exp)
|
|
|
3526 : TypeQualified(Ttypeof, loc)
|
|
|
3527 {
|
|
|
3528 this->exp = exp;
|
|
|
3529 }
|
|
|
3530
|
|
|
3531 Type *TypeTypeof::syntaxCopy()
|
|
|
3532 {
|
|
|
3533 TypeTypeof *t;
|
|
|
3534
|
|
|
3535 t = new TypeTypeof(loc, exp->syntaxCopy());
|
|
|
3536 t->syntaxCopyHelper(this);
|
|
|
3537 return t;
|
|
|
3538 }
|
|
|
3539
|
|
|
3540 Dsymbol *TypeTypeof::toDsymbol(Scope *sc)
|
|
|
3541 {
|
|
|
3542 Type *t;
|
|
|
3543
|
|
|
3544 t = semantic(0, sc);
|
|
|
3545 if (t == this)
|
|
|
3546 return NULL;
|
|
|
3547 return t->toDsymbol(sc);
|
|
|
3548 }
|
|
|
3549
|
|
|
3550 void TypeTypeof::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
3551 {
|
|
|
3552 OutBuffer tmp;
|
|
|
3553
|
|
|
3554 tmp.writestring("typeof(");
|
|
|
3555 exp->toCBuffer(&tmp, hgs);
|
|
|
3556 tmp.writeByte(')');
|
|
|
3557 toCBuffer2Helper(&tmp, NULL, hgs);
|
|
|
3558 buf->prependstring(tmp.toChars());
|
|
|
3559 if (ident)
|
|
|
3560 { buf->writeByte(' ');
|
|
|
3561 buf->writestring(ident->toChars());
|
|
|
3562 }
|
|
|
3563 }
|
|
|
3564
|
|
|
3565 Type *TypeTypeof::semantic(Loc loc, Scope *sc)
|
|
|
3566 { Expression *e;
|
|
|
3567 Type *t;
|
|
|
3568
|
|
|
3569 //printf("TypeTypeof::semantic() %p\n", this);
|
|
|
3570
|
|
|
3571 //static int nest; if (++nest == 50) *(char*)0=0;
|
|
|
3572
|
|
|
3573 #if 0
|
|
|
3574 /* Special case for typeof(this) and typeof(super) since both
|
|
|
3575 * should work even if they are not inside a non-static member function
|
|
|
3576 */
|
|
|
3577 if (exp->op == TOKthis || exp->op == TOKsuper)
|
|
|
3578 {
|
|
|
3579 // Find enclosing struct or class
|
|
|
3580 for (Dsymbol *s = sc->parent; 1; s = s->parent)
|
|
|
3581 {
|
|
|
3582 ClassDeclaration *cd;
|
|
|
3583 StructDeclaration *sd;
|
|
|
3584
|
|
|
3585 if (!s)
|
|
|
3586 {
|
|
|
3587 error(loc, "%s is not in a struct or class scope", exp->toChars());
|
|
|
3588 goto Lerr;
|
|
|
3589 }
|
|
|
3590 cd = s->isClassDeclaration();
|
|
|
3591 if (cd)
|
|
|
3592 {
|
|
|
3593 if (exp->op == TOKsuper)
|
|
|
3594 {
|
|
|
3595 cd = cd->baseClass;
|
|
|
3596 if (!cd)
|
|
|
3597 { error(loc, "class %s has no 'super'", s->toChars());
|
|
|
3598 goto Lerr;
|
|
|
3599 }
|
|
|
3600 }
|
|
|
3601 t = cd->type;
|
|
|
3602 break;
|
|
|
3603 }
|
|
|
3604 sd = s->isStructDeclaration();
|
|
|
3605 if (sd)
|
|
|
3606 {
|
|
|
3607 if (exp->op == TOKsuper)
|
|
|
3608 {
|
|
|
3609 error(loc, "struct %s has no 'super'", sd->toChars());
|
|
|
3610 goto Lerr;
|
|
|
3611 }
|
|
|
3612 t = sd->type->pointerTo();
|
|
|
3613 break;
|
|
|
3614 }
|
|
|
3615 }
|
|
|
3616 }
|
|
|
3617 else
|
|
|
3618 #endif
|
|
|
3619 {
|
|
|
3620 sc->intypeof++;
|
|
|
3621 exp = exp->semantic(sc);
|
|
|
3622 sc->intypeof--;
|
|
|
3623 t = exp->type;
|
|
|
3624 if (!t)
|
|
|
3625 {
|
|
|
3626 error(loc, "expression (%s) has no type", exp->toChars());
|
|
|
3627 goto Lerr;
|
|
|
3628 }
|
|
|
3629 }
|
|
|
3630
|
|
|
3631 if (idents.dim)
|
|
|
3632 {
|
|
|
3633 Dsymbol *s = t->toDsymbol(sc);
|
|
|
3634 for (size_t i = 0; i < idents.dim; i++)
|
|
|
3635 {
|
|
|
3636 if (!s)
|
|
|
3637 break;
|
|
|
3638 Identifier *id = (Identifier *)idents.data[i];
|
|
|
3639 s = s->searchX(loc, sc, id);
|
|
|
3640 }
|
|
|
3641 if (s)
|
|
|
3642 {
|
|
|
3643 t = s->getType();
|
|
|
3644 if (!t)
|
|
|
3645 { error(loc, "%s is not a type", s->toChars());
|
|
|
3646 goto Lerr;
|
|
|
3647 }
|
|
|
3648 }
|
|
|
3649 else
|
|
|
3650 { error(loc, "cannot resolve .property for %s", toChars());
|
|
|
3651 goto Lerr;
|
|
|
3652 }
|
|
|
3653 }
|
|
|
3654 return t;
|
|
|
3655
|
|
|
3656 Lerr:
|
|
|
3657 return tvoid;
|
|
|
3658 }
|
|
|
3659
|
|
|
3660 d_uns64 TypeTypeof::size(Loc loc)
|
|
|
3661 {
|
|
|
3662 if (exp->type)
|
|
|
3663 return exp->type->size(loc);
|
|
|
3664 else
|
|
|
3665 return TypeQualified::size(loc);
|
|
|
3666 }
|
|
|
3667
|
|
|
3668
|
|
|
3669
|
|
|
3670 /***************************** TypeEnum *****************************/
|
|
|
3671
|
|
|
3672 TypeEnum::TypeEnum(EnumDeclaration *sym)
|
|
|
3673 : Type(Tenum, NULL)
|
|
|
3674 {
|
|
|
3675 this->sym = sym;
|
|
|
3676 }
|
|
|
3677
|
|
|
3678 char *TypeEnum::toChars()
|
|
|
3679 {
|
|
|
3680 return sym->toChars();
|
|
|
3681 }
|
|
|
3682
|
|
|
3683 Type *TypeEnum::semantic(Loc loc, Scope *sc)
|
|
|
3684 {
|
|
|
3685 sym->semantic(sc);
|
|
|
3686 return merge();
|
|
|
3687 }
|
|
|
3688
|
|
|
3689 d_uns64 TypeEnum::size(Loc loc)
|
|
|
3690 {
|
|
|
3691 if (!sym->memtype)
|
|
|
3692 {
|
|
|
3693 error(loc, "enum %s is forward referenced", sym->toChars());
|
|
|
3694 return 4;
|
|
|
3695 }
|
|
|
3696 return sym->memtype->size(loc);
|
|
|
3697 }
|
|
|
3698
|
|
|
3699 unsigned TypeEnum::alignsize()
|
|
|
3700 {
|
|
|
3701 if (!sym->memtype)
|
|
|
3702 {
|
|
|
3703 #ifdef DEBUG
|
|
|
3704 printf("1: ");
|
|
|
3705 #endif
|
|
|
3706 error(0, "enum %s is forward referenced", sym->toChars());
|
|
|
3707 return 4;
|
|
|
3708 }
|
|
|
3709 return sym->memtype->alignsize();
|
|
|
3710 }
|
|
|
3711
|
|
|
3712 Dsymbol *TypeEnum::toDsymbol(Scope *sc)
|
|
|
3713 {
|
|
|
3714 return sym;
|
|
|
3715 }
|
|
|
3716
|
|
|
3717 Type *TypeEnum::toBasetype()
|
|
|
3718 {
|
|
|
3719 if (!sym->memtype)
|
|
|
3720 {
|
|
|
3721 #ifdef DEBUG
|
|
|
3722 printf("2: ");
|
|
|
3723 #endif
|
|
|
3724 error(sym->loc, "enum %s is forward referenced", sym->toChars());
|
|
|
3725 return tint32;
|
|
|
3726 }
|
|
|
3727 return sym->memtype->toBasetype();
|
|
|
3728 }
|
|
|
3729
|
|
|
3730 void TypeEnum::toDecoBuffer(OutBuffer *buf)
|
|
|
3731 { char *name;
|
|
|
3732
|
|
|
3733 name = sym->mangle();
|
|
|
3734 // if (name[0] == '_' && name[1] == 'D')
|
|
|
3735 // name += 2;
|
|
|
3736 buf->printf("%c%s", mangleChar[ty], name);
|
|
|
3737 }
|
|
|
3738
|
|
|
3739 void TypeEnum::toTypeInfoBuffer(OutBuffer *buf)
|
|
|
3740 {
|
|
|
3741 toBasetype()->toTypeInfoBuffer(buf);
|
|
|
3742 }
|
|
|
3743
|
|
|
3744 void TypeEnum::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
3745 {
|
|
|
3746 buf->prependstring(sym->toChars());
|
|
|
3747 if (ident)
|
|
|
3748 { buf->writeByte(' ');
|
|
|
3749 buf->writestring(ident->toChars());
|
|
|
3750 }
|
|
|
3751 }
|
|
|
3752
|
|
|
3753 Expression *TypeEnum::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
3754 {
|
|
|
3755 EnumMember *m;
|
|
|
3756 Dsymbol *s;
|
|
|
3757 Expression *em;
|
|
|
3758
|
|
|
3759 #if LOGDOTEXP
|
|
|
3760 printf("TypeEnum::dotExp(e = '%s', ident = '%s') '%s'\n", e->toChars(), ident->toChars(), toChars());
|
|
|
3761 #endif
|
|
|
3762 s = sym->symtab->lookup(ident);
|
|
|
3763 if (!s)
|
|
|
3764 {
|
|
|
3765 return getProperty(e->loc, ident);
|
|
|
3766 }
|
|
|
3767 m = s->isEnumMember();
|
|
|
3768 em = m->value->copy();
|
|
|
3769 em->loc = e->loc;
|
|
|
3770 return em;
|
|
|
3771 }
|
|
|
3772
|
|
|
3773 Expression *TypeEnum::getProperty(Loc loc, Identifier *ident)
|
|
|
3774 { Expression *e;
|
|
|
3775
|
|
|
3776 if (ident == Id::max)
|
|
|
3777 {
|
|
|
3778 if (!sym->symtab)
|
|
|
3779 goto Lfwd;
|
|
|
3780 e = new IntegerExp(0, sym->maxval, this);
|
|
|
3781 }
|
|
|
3782 else if (ident == Id::min)
|
|
|
3783 {
|
|
|
3784 if (!sym->symtab)
|
|
|
3785 goto Lfwd;
|
|
|
3786 e = new IntegerExp(0, sym->minval, this);
|
|
|
3787 }
|
|
|
3788 else if (ident == Id::init)
|
|
|
3789 {
|
|
|
3790 if (!sym->symtab)
|
|
|
3791 goto Lfwd;
|
|
|
3792 e = defaultInit();
|
|
|
3793 }
|
|
|
3794 else
|
|
|
3795 {
|
|
|
3796 if (!sym->memtype)
|
|
|
3797 goto Lfwd;
|
|
|
3798 e = sym->memtype->getProperty(loc, ident);
|
|
|
3799 }
|
|
|
3800 return e;
|
|
|
3801
|
|
|
3802 Lfwd:
|
|
|
3803 error(loc, "forward reference of %s.%s", toChars(), ident->toChars());
|
|
|
3804 return new IntegerExp(0, 0, this);
|
|
|
3805 }
|
|
|
3806
|
|
|
3807 int TypeEnum::isintegral()
|
|
|
3808 {
|
|
|
3809 return 1;
|
|
|
3810 }
|
|
|
3811
|
|
|
3812 int TypeEnum::isfloating()
|
|
|
3813 {
|
|
|
3814 return 0;
|
|
|
3815 }
|
|
|
3816
|
|
|
3817 int TypeEnum::isunsigned()
|
|
|
3818 {
|
|
|
3819 return sym->memtype->isunsigned();
|
|
|
3820 }
|
|
|
3821
|
|
|
3822 int TypeEnum::isscalar()
|
|
|
3823 {
|
|
|
3824 return 1;
|
|
|
3825 //return sym->memtype->isscalar();
|
|
|
3826 }
|
|
|
3827
|
|
|
3828 MATCH TypeEnum::implicitConvTo(Type *to)
|
|
|
3829 { MATCH m;
|
|
|
3830
|
|
|
3831 //printf("TypeEnum::implicitConvTo()\n");
|
|
|
3832 if (this->equals(to))
|
|
|
3833 m = MATCHexact; // exact match
|
|
|
3834 else if (sym->memtype->implicitConvTo(to))
|
|
|
3835 m = MATCHconvert; // match with conversions
|
|
|
3836 else
|
|
|
3837 m = MATCHnomatch; // no match
|
|
|
3838 return m;
|
|
|
3839 }
|
|
|
3840
|
|
|
3841 Expression *TypeEnum::defaultInit()
|
|
|
3842 {
|
|
|
3843 #if LOGDEFAULTINIT
|
|
|
3844 printf("TypeEnum::defaultInit() '%s'\n", toChars());
|
|
|
3845 #endif
|
|
|
3846 // Initialize to first member of enum
|
|
|
3847 Expression *e;
|
|
|
3848 e = new IntegerExp(0, sym->defaultval, this);
|
|
|
3849 return e;
|
|
|
3850 }
|
|
|
3851
|
|
|
3852 int TypeEnum::isZeroInit()
|
|
|
3853 {
|
|
|
3854 return (sym->defaultval == 0);
|
|
|
3855 }
|
|
|
3856
|
|
|
3857 int TypeEnum::hasPointers()
|
|
|
3858 {
|
|
|
3859 return toBasetype()->hasPointers();
|
|
|
3860 }
|
|
|
3861
|
|
|
3862 /***************************** TypeTypedef *****************************/
|
|
|
3863
|
|
|
3864 TypeTypedef::TypeTypedef(TypedefDeclaration *sym)
|
|
|
3865 : Type(Ttypedef, NULL)
|
|
|
3866 {
|
|
|
3867 this->sym = sym;
|
|
|
3868 }
|
|
|
3869
|
|
|
3870 Type *TypeTypedef::syntaxCopy()
|
|
|
3871 {
|
|
|
3872 return this;
|
|
|
3873 }
|
|
|
3874
|
|
|
3875 char *TypeTypedef::toChars()
|
|
|
3876 {
|
|
|
3877 return sym->toChars();
|
|
|
3878 }
|
|
|
3879
|
|
|
3880 Type *TypeTypedef::semantic(Loc loc, Scope *sc)
|
|
|
3881 {
|
|
|
3882 //printf("TypeTypedef::semantic(%s), sem = %d\n", toChars(), sym->sem);
|
|
|
3883 sym->semantic(sc);
|
|
|
3884 return merge();
|
|
|
3885 }
|
|
|
3886
|
|
|
3887 d_uns64 TypeTypedef::size(Loc loc)
|
|
|
3888 {
|
|
|
3889 return sym->basetype->size(loc);
|
|
|
3890 }
|
|
|
3891
|
|
|
3892 unsigned TypeTypedef::alignsize()
|
|
|
3893 {
|
|
|
3894 return sym->basetype->alignsize();
|
|
|
3895 }
|
|
|
3896
|
|
|
3897 Dsymbol *TypeTypedef::toDsymbol(Scope *sc)
|
|
|
3898 {
|
|
|
3899 return sym;
|
|
|
3900 }
|
|
|
3901
|
|
|
3902 void TypeTypedef::toDecoBuffer(OutBuffer *buf)
|
|
|
3903 { unsigned len;
|
|
|
3904 char *name;
|
|
|
3905
|
|
|
3906 name = sym->mangle();
|
|
|
3907 // if (name[0] == '_' && name[1] == 'D')
|
|
|
3908 // name += 2;
|
|
|
3909 //len = strlen(name);
|
|
|
3910 //buf->printf("%c%d%s", mangleChar[ty], len, name);
|
|
|
3911 buf->printf("%c%s", mangleChar[ty], name);
|
|
|
3912 }
|
|
|
3913
|
|
|
3914 void TypeTypedef::toTypeInfoBuffer(OutBuffer *buf)
|
|
|
3915 {
|
|
|
3916 sym->basetype->toTypeInfoBuffer(buf);
|
|
|
3917 }
|
|
|
3918
|
|
|
3919 void TypeTypedef::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
3920 {
|
|
|
3921 //printf("TypeTypedef::toCBuffer2() '%s'\n", sym->toChars());
|
|
|
3922 buf->prependstring(sym->toChars());
|
|
|
3923 if (ident)
|
|
|
3924 { buf->writeByte(' ');
|
|
|
3925 buf->writestring(ident->toChars());
|
|
|
3926 }
|
|
|
3927 }
|
|
|
3928
|
|
|
3929 Expression *TypeTypedef::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
3930 {
|
|
|
3931 #if LOGDOTEXP
|
|
|
3932 printf("TypeTypedef::dotExp(e = '%s', ident = '%s') '%s'\n", e->toChars(), ident->toChars(), toChars());
|
|
|
3933 #endif
|
|
|
3934 if (ident == Id::init)
|
|
|
3935 {
|
|
|
3936 return Type::dotExp(sc, e, ident);
|
|
|
3937 }
|
|
|
3938 return sym->basetype->dotExp(sc, e, ident);
|
|
|
3939 }
|
|
|
3940
|
|
|
3941 int TypeTypedef::isbit()
|
|
|
3942 {
|
|
|
3943 return sym->basetype->isbit();
|
|
|
3944 }
|
|
|
3945
|
|
|
3946 int TypeTypedef::isintegral()
|
|
|
3947 {
|
|
|
3948 //printf("TypeTypedef::isintegral()\n");
|
|
|
3949 //printf("sym = '%s'\n", sym->toChars());
|
|
|
3950 //printf("basetype = '%s'\n", sym->basetype->toChars());
|
|
|
3951 return sym->basetype->isintegral();
|
|
|
3952 }
|
|
|
3953
|
|
|
3954 int TypeTypedef::isfloating()
|
|
|
3955 {
|
|
|
3956 return sym->basetype->isfloating();
|
|
|
3957 }
|
|
|
3958
|
|
|
3959 int TypeTypedef::isreal()
|
|
|
3960 {
|
|
|
3961 return sym->basetype->isreal();
|
|
|
3962 }
|
|
|
3963
|
|
|
3964 int TypeTypedef::isimaginary()
|
|
|
3965 {
|
|
|
3966 return sym->basetype->isimaginary();
|
|
|
3967 }
|
|
|
3968
|
|
|
3969 int TypeTypedef::iscomplex()
|
|
|
3970 {
|
|
|
3971 return sym->basetype->iscomplex();
|
|
|
3972 }
|
|
|
3973
|
|
|
3974 int TypeTypedef::isunsigned()
|
|
|
3975 {
|
|
|
3976 return sym->basetype->isunsigned();
|
|
|
3977 }
|
|
|
3978
|
|
|
3979 int TypeTypedef::isscalar()
|
|
|
3980 {
|
|
|
3981 return sym->basetype->isscalar();
|
|
|
3982 }
|
|
|
3983
|
|
|
3984 int TypeTypedef::checkBoolean()
|
|
|
3985 {
|
|
|
3986 return sym->basetype->checkBoolean();
|
|
|
3987 }
|
|
|
3988
|
|
|
3989 Type *TypeTypedef::toBasetype()
|
|
|
3990 {
|
|
|
3991 if (sym->inuse)
|
|
|
3992 {
|
|
|
3993 sym->error("circular definition");
|
|
|
3994 sym->basetype = Type::terror;
|
|
|
3995 return Type::terror;
|
|
|
3996 }
|
|
|
3997 sym->inuse = 1;
|
|
|
3998 Type *t = sym->basetype->toBasetype();
|
|
|
3999 sym->inuse = 0;
|
|
|
4000 return t;
|
|
|
4001 }
|
|
|
4002
|
|
|
4003 MATCH TypeTypedef::implicitConvTo(Type *to)
|
|
|
4004 { MATCH m;
|
|
|
4005
|
|
|
4006 //printf("TypeTypedef::implicitConvTo()\n");
|
|
|
4007 if (this->equals(to))
|
|
|
4008 m = MATCHexact; // exact match
|
|
|
4009 else if (sym->basetype->implicitConvTo(to))
|
|
|
4010 m = MATCHconvert; // match with conversions
|
|
|
4011 else
|
|
|
4012 m = MATCHnomatch; // no match
|
|
|
4013 return m;
|
|
|
4014 }
|
|
|
4015
|
|
|
4016 Expression *TypeTypedef::defaultInit()
|
|
|
4017 { Expression *e;
|
|
|
4018 Type *bt;
|
|
|
4019
|
|
|
4020 #if LOGDEFAULTINIT
|
|
|
4021 printf("TypeTypedef::defaultInit() '%s'\n", toChars());
|
|
|
4022 #endif
|
|
|
4023 if (sym->init)
|
|
|
4024 {
|
|
|
4025 //sym->init->toExpression()->print();
|
|
|
4026 return sym->init->toExpression();
|
|
|
4027 }
|
|
|
4028 bt = sym->basetype;
|
|
|
4029 e = bt->defaultInit();
|
|
|
4030 e->type = this;
|
|
|
4031 while (bt->ty == Tsarray)
|
|
|
4032 {
|
|
|
4033 e->type = bt->next;
|
|
|
4034 bt = bt->next->toBasetype();
|
|
|
4035 }
|
|
|
4036 return e;
|
|
|
4037 }
|
|
|
4038
|
|
|
4039 int TypeTypedef::isZeroInit()
|
|
|
4040 {
|
|
|
4041 if (sym->init)
|
|
|
4042 {
|
|
|
4043 if (sym->init->isVoidInitializer())
|
|
|
4044 return 1; // initialize voids to 0
|
|
|
4045 Expression *e = sym->init->toExpression();
|
|
|
4046 if (e && e->isBool(FALSE))
|
|
|
4047 return 1;
|
|
|
4048 return 0; // assume not
|
|
|
4049 }
|
|
|
4050 if (sym->inuse)
|
|
|
4051 {
|
|
|
4052 sym->error("circular definition");
|
|
|
4053 sym->basetype = Type::terror;
|
|
|
4054 }
|
|
|
4055 sym->inuse = 1;
|
|
|
4056 int result = sym->basetype->isZeroInit();
|
|
|
4057 sym->inuse = 0;
|
|
|
4058 return result;
|
|
|
4059 }
|
|
|
4060
|
|
|
4061 int TypeTypedef::hasPointers()
|
|
|
4062 {
|
|
|
4063 return toBasetype()->hasPointers();
|
|
|
4064 }
|
|
|
4065
|
|
|
4066 /***************************** TypeStruct *****************************/
|
|
|
4067
|
|
|
4068 TypeStruct::TypeStruct(StructDeclaration *sym)
|
|
|
4069 : Type(Tstruct, NULL)
|
|
|
4070 {
|
|
|
4071 this->sym = sym;
|
|
|
4072 llvmInit = 0;
|
|
|
4073 }
|
|
|
4074
|
|
|
4075 char *TypeStruct::toChars()
|
|
|
4076 {
|
|
|
4077 //printf("sym.parent: %s, deco = %s\n", sym->parent->toChars(), deco);
|
|
|
4078 TemplateInstance *ti = sym->parent->isTemplateInstance();
|
|
|
4079 if (ti && ti->toAlias() == sym)
|
|
|
4080 return ti->toChars();
|
|
|
4081 return sym->toChars();
|
|
|
4082 }
|
|
|
4083
|
|
|
4084 Type *TypeStruct::syntaxCopy()
|
|
|
4085 {
|
|
|
4086 return this;
|
|
|
4087 }
|
|
|
4088
|
|
|
4089 Type *TypeStruct::semantic(Loc loc, Scope *sc)
|
|
|
4090 {
|
|
|
4091 //printf("TypeStruct::semantic('%s')\n", sym->toChars());
|
|
|
4092
|
|
|
4093 /* Cannot do semantic for sym because scope chain may not
|
|
|
4094 * be right.
|
|
|
4095 */
|
|
|
4096 //sym->semantic(sc);
|
|
|
4097
|
|
|
4098 return merge();
|
|
|
4099 }
|
|
|
4100
|
|
|
4101 d_uns64 TypeStruct::size(Loc loc)
|
|
|
4102 {
|
|
|
4103 return sym->size(loc);
|
|
|
4104 }
|
|
|
4105
|
|
|
4106 unsigned TypeStruct::alignsize()
|
|
|
4107 { unsigned sz;
|
|
|
4108
|
|
|
4109 sym->size(0); // give error for forward references
|
|
|
4110 sz = sym->alignsize;
|
|
|
4111 if (sz > sym->structalign)
|
|
|
4112 sz = sym->structalign;
|
|
|
4113 return sz;
|
|
|
4114 }
|
|
|
4115
|
|
|
4116 Dsymbol *TypeStruct::toDsymbol(Scope *sc)
|
|
|
4117 {
|
|
|
4118 return sym;
|
|
|
4119 }
|
|
|
4120
|
|
|
4121 void TypeStruct::toDecoBuffer(OutBuffer *buf)
|
|
|
4122 { unsigned len;
|
|
|
4123 char *name;
|
|
|
4124
|
|
|
4125 name = sym->mangle();
|
|
|
4126 //printf("TypeStruct::toDecoBuffer('%s') = '%s'\n", toChars(), name);
|
|
|
4127 // if (name[0] == '_' && name[1] == 'D')
|
|
|
4128 // name += 2;
|
|
|
4129 //len = strlen(name);
|
|
|
4130 //buf->printf("%c%d%s", mangleChar[ty], len, name);
|
|
|
4131 buf->printf("%c%s", mangleChar[ty], name);
|
|
|
4132 }
|
|
|
4133
|
|
|
4134 void TypeStruct::toTypeInfoBuffer(OutBuffer *buf)
|
|
|
4135 {
|
|
|
4136 toDecoBuffer(buf);
|
|
|
4137 }
|
|
|
4138
|
|
|
4139
|
|
|
4140 void TypeStruct::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
4141 {
|
|
|
4142 buf->prependbyte(' ');
|
|
|
4143 buf->prependstring(toChars());
|
|
|
4144 if (ident)
|
|
|
4145 buf->writestring(ident->toChars());
|
|
|
4146 }
|
|
|
4147
|
|
|
4148 Expression *TypeStruct::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
4149 { unsigned offset;
|
|
|
4150
|
|
|
4151 Expression *b;
|
|
|
4152 VarDeclaration *v;
|
|
|
4153 Dsymbol *s;
|
|
|
4154 DotVarExp *de;
|
|
|
4155 Declaration *d;
|
|
|
4156
|
|
|
4157 #if LOGDOTEXP
|
|
|
4158 printf("TypeStruct::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars());
|
|
|
4159 #endif
|
|
|
4160 if (!sym->members)
|
|
|
4161 {
|
|
|
4162 error(e->loc, "struct %s is forward referenced", sym->toChars());
|
|
|
4163 return new IntegerExp(e->loc, 0, Type::tint32);
|
|
|
4164 }
|
|
|
4165
|
|
|
4166 if (ident == Id::tupleof)
|
|
|
4167 {
|
|
|
4168 /* Create a TupleExp
|
|
|
4169 */
|
|
|
4170 Expressions *exps = new Expressions;
|
|
|
4171 exps->reserve(sym->fields.dim);
|
|
|
4172 for (size_t i = 0; i < sym->fields.dim; i++)
|
|
|
4173 { VarDeclaration *v = (VarDeclaration *)sym->fields.data[i];
|
|
|
4174 Expression *fe = new DotVarExp(e->loc, e, v);
|
|
|
4175 exps->push(fe);
|
|
|
4176 }
|
|
|
4177 e = new TupleExp(e->loc, exps);
|
|
|
4178 e = e->semantic(sc);
|
|
|
4179 return e;
|
|
|
4180 }
|
|
|
4181
|
|
|
4182 if (e->op == TOKdotexp)
|
|
|
4183 { DotExp *de = (DotExp *)e;
|
|
|
4184
|
|
|
4185 if (de->e1->op == TOKimport)
|
|
|
4186 {
|
|
|
4187 ScopeExp *se = (ScopeExp *)de->e1;
|
|
|
4188
|
|
|
4189 s = se->sds->search(e->loc, ident, 0);
|
|
|
4190 e = de->e1;
|
|
|
4191 goto L1;
|
|
|
4192 }
|
|
|
4193 }
|
|
|
4194
|
|
|
4195 s = sym->search(e->loc, ident, 0);
|
|
|
4196 L1:
|
|
|
4197 if (!s)
|
|
|
4198 {
|
|
|
4199 //return getProperty(e->loc, ident);
|
|
|
4200 return Type::dotExp(sc, e, ident);
|
|
|
4201 }
|
|
|
4202 s = s->toAlias();
|
|
|
4203
|
|
|
4204 v = s->isVarDeclaration();
|
|
|
4205 if (v && v->isConst())
|
|
|
4206 { ExpInitializer *ei = v->getExpInitializer();
|
|
|
4207
|
|
|
4208 if (ei)
|
|
|
4209 { e = ei->exp->copy(); // need to copy it if it's a StringExp
|
|
|
4210 e = e->semantic(sc);
|
|
|
4211 return e;
|
|
|
4212 }
|
|
|
4213 }
|
|
|
4214
|
|
|
4215 if (s->getType())
|
|
|
4216 {
|
|
|
4217 //return new DotTypeExp(e->loc, e, s);
|
|
|
4218 return new TypeExp(e->loc, s->getType());
|
|
|
4219 }
|
|
|
4220
|
|
|
4221 EnumMember *em = s->isEnumMember();
|
|
|
4222 if (em)
|
|
|
4223 {
|
|
|
4224 assert(em->value);
|
|
|
4225 return em->value->copy();
|
|
|
4226 }
|
|
|
4227
|
|
|
4228 TemplateMixin *tm = s->isTemplateMixin();
|
|
|
4229 if (tm)
|
|
|
4230 { Expression *de;
|
|
|
4231
|
|
|
4232 de = new DotExp(e->loc, e, new ScopeExp(e->loc, tm));
|
|
|
4233 de->type = e->type;
|
|
|
4234 return de;
|
|
|
4235 }
|
|
|
4236
|
|
|
4237 TemplateDeclaration *td = s->isTemplateDeclaration();
|
|
|
4238 if (td)
|
|
|
4239 {
|
|
|
4240 e = new DotTemplateExp(e->loc, e, td);
|
|
|
4241 e->semantic(sc);
|
|
|
4242 return e;
|
|
|
4243 }
|
|
|
4244
|
|
|
4245 d = s->isDeclaration();
|
|
|
4246 #ifdef DEBUG
|
|
|
4247 if (!d)
|
|
|
4248 printf("d = %s '%s'\n", s->kind(), s->toChars());
|
|
|
4249 #endif
|
|
|
4250 assert(d);
|
|
|
4251
|
|
|
4252 if (e->op == TOKtype)
|
|
|
4253 { FuncDeclaration *fd = sc->func;
|
|
|
4254
|
|
|
4255 if (d->needThis() && fd && fd->vthis)
|
|
|
4256 {
|
|
|
4257 e = new DotVarExp(e->loc, new ThisExp(e->loc), d);
|
|
|
4258 e = e->semantic(sc);
|
|
|
4259 return e;
|
|
|
4260 }
|
|
|
4261 if (d->isTupleDeclaration())
|
|
|
4262 {
|
|
|
4263 e = new TupleExp(e->loc, d->isTupleDeclaration());
|
|
|
4264 e = e->semantic(sc);
|
|
|
4265 return e;
|
|
|
4266 }
|
|
|
4267 return new VarExp(e->loc, d);
|
|
|
4268 }
|
|
|
4269
|
|
|
4270 if (d->isDataseg())
|
|
|
4271 {
|
|
|
4272 // (e, d)
|
|
|
4273 VarExp *ve;
|
|
|
4274
|
|
|
4275 accessCheck(e->loc, sc, e, d);
|
|
|
4276 ve = new VarExp(e->loc, d);
|
|
|
4277 e = new CommaExp(e->loc, e, ve);
|
|
|
4278 e->type = d->type;
|
|
|
4279 return e;
|
|
|
4280 }
|
|
|
4281
|
|
|
4282 if (v)
|
|
|
4283 {
|
|
|
4284 if (v->toParent() != sym)
|
|
|
4285 sym->error(e->loc, "'%s' is not a member", v->toChars());
|
|
|
4286
|
|
|
4287 // *(&e + offset)
|
|
|
4288 accessCheck(e->loc, sc, e, d);
|
|
|
4289 b = new AddrExp(e->loc, e);
|
|
|
4290 b->type = e->type->pointerTo();
|
|
|
4291 b = new AddExp(e->loc, b, new IntegerExp(e->loc, v->offset, Type::tint32));
|
|
|
4292 b->type = v->type->pointerTo();
|
|
|
4293 e = new PtrExp(e->loc, b);
|
|
|
4294 e->type = v->type;
|
|
|
4295 return e;
|
|
|
4296 }
|
|
|
4297
|
|
|
4298 de = new DotVarExp(e->loc, e, d);
|
|
|
4299 return de->semantic(sc);
|
|
|
4300 }
|
|
|
4301
|
|
|
4302 unsigned TypeStruct::memalign(unsigned salign)
|
|
|
4303 {
|
|
|
4304 sym->size(0); // give error for forward references
|
|
|
4305 return sym->structalign;
|
|
|
4306 }
|
|
|
4307
|
|
|
4308 Expression *TypeStruct::defaultInit()
|
|
|
4309 { Symbol *s;
|
|
|
4310 Declaration *d;
|
|
|
4311
|
|
|
4312 #if LOGDEFAULTINIT
|
|
|
4313 printf("TypeStruct::defaultInit() '%s'\n", toChars());
|
|
|
4314 #endif
|
|
|
4315 s = sym->toInitializer();
|
|
|
4316 d = new SymbolDeclaration(sym->loc, s, sym);
|
|
|
4317 assert(d);
|
|
|
4318 d->type = this;
|
|
|
4319 return new VarExp(sym->loc, d);
|
|
|
4320 }
|
|
|
4321
|
|
|
4322 int TypeStruct::isZeroInit()
|
|
|
4323 {
|
|
|
4324 return sym->zeroInit;
|
|
|
4325 }
|
|
|
4326
|
|
|
4327 int TypeStruct::checkBoolean()
|
|
|
4328 {
|
|
|
4329 return FALSE;
|
|
|
4330 }
|
|
|
4331
|
|
|
4332 int TypeStruct::hasPointers()
|
|
|
4333 {
|
|
|
4334 StructDeclaration *s = sym;
|
|
|
4335
|
|
|
4336 sym->size(0); // give error for forward references
|
|
|
4337 if (s->members)
|
|
|
4338 {
|
|
|
4339 for (size_t i = 0; i < s->members->dim; i++)
|
|
|
4340 {
|
|
|
4341 Dsymbol *sm = (Dsymbol *)s->members->data[i];
|
|
|
4342 if (sm->hasPointers())
|
|
|
4343 return TRUE;
|
|
|
4344 }
|
|
|
4345 }
|
|
|
4346 return FALSE;
|
|
|
4347 }
|
|
|
4348
|
|
|
4349
|
|
|
4350 /***************************** TypeClass *****************************/
|
|
|
4351
|
|
|
4352 TypeClass::TypeClass(ClassDeclaration *sym)
|
|
|
4353 : Type(Tclass, NULL)
|
|
|
4354 {
|
|
|
4355 this->sym = sym;
|
|
|
4356 llvmInit = 0;
|
|
|
4357 }
|
|
|
4358
|
|
|
4359 char *TypeClass::toChars()
|
|
|
4360 {
|
|
|
4361 return sym->toPrettyChars();
|
|
|
4362 }
|
|
|
4363
|
|
|
4364 Type *TypeClass::syntaxCopy()
|
|
|
4365 {
|
|
|
4366 return this;
|
|
|
4367 }
|
|
|
4368
|
|
|
4369 Type *TypeClass::semantic(Loc loc, Scope *sc)
|
|
|
4370 {
|
|
|
4371 //printf("TypeClass::semantic(%s)\n", sym->toChars());
|
|
|
4372 if (sym->scope)
|
|
|
4373 sym->semantic(sym->scope);
|
|
|
4374 return merge();
|
|
|
4375 }
|
|
|
4376
|
|
|
4377 d_uns64 TypeClass::size(Loc loc)
|
|
|
4378 {
|
|
|
4379 return PTRSIZE;
|
|
|
4380 }
|
|
|
4381
|
|
|
4382 Dsymbol *TypeClass::toDsymbol(Scope *sc)
|
|
|
4383 {
|
|
|
4384 return sym;
|
|
|
4385 }
|
|
|
4386
|
|
|
4387 void TypeClass::toDecoBuffer(OutBuffer *buf)
|
|
|
4388 { unsigned len;
|
|
|
4389 char *name;
|
|
|
4390
|
|
|
4391 name = sym->mangle();
|
|
|
4392 // if (name[0] == '_' && name[1] == 'D')
|
|
|
4393 // name += 2;
|
|
|
4394 //printf("TypeClass::toDecoBuffer('%s') = '%s'\n", toChars(), name);
|
|
|
4395 //len = strlen(name);
|
|
|
4396 //buf->printf("%c%d%s", mangleChar[ty], len, name);
|
|
|
4397 buf->printf("%c%s", mangleChar[ty], name);
|
|
|
4398 }
|
|
|
4399
|
|
|
4400 void TypeClass::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
4401 {
|
|
|
4402 buf->prependstring(sym->toChars());
|
|
|
4403 if (ident)
|
|
|
4404 { buf->writeByte(' ');
|
|
|
4405 buf->writestring(ident->toChars());
|
|
|
4406 }
|
|
|
4407 }
|
|
|
4408
|
|
|
4409 Expression *TypeClass::dotExp(Scope *sc, Expression *e, Identifier *ident)
|
|
|
4410 { unsigned offset;
|
|
|
4411
|
|
|
4412 Expression *b;
|
|
|
4413 VarDeclaration *v;
|
|
|
4414 Dsymbol *s;
|
|
|
4415 DotVarExp *de;
|
|
|
4416 Declaration *d;
|
|
|
4417
|
|
|
4418 #if LOGDOTEXP
|
|
|
4419 printf("TypeClass::dotExp(e='%s', ident='%s')\n", e->toChars(), ident->toChars());
|
|
|
4420 #endif
|
|
|
4421
|
|
|
4422 if (e->op == TOKdotexp)
|
|
|
4423 { DotExp *de = (DotExp *)e;
|
|
|
4424
|
|
|
4425 if (de->e1->op == TOKimport)
|
|
|
4426 {
|
|
|
4427 ScopeExp *se = (ScopeExp *)de->e1;
|
|
|
4428
|
|
|
4429 s = se->sds->search(e->loc, ident, 0);
|
|
|
4430 e = de->e1;
|
|
|
4431 goto L1;
|
|
|
4432 }
|
|
|
4433 }
|
|
|
4434
|
|
|
4435 if (ident == Id::tupleof)
|
|
|
4436 {
|
|
|
4437 /* Create a TupleExp
|
|
|
4438 */
|
|
|
4439 Expressions *exps = new Expressions;
|
|
|
4440 exps->reserve(sym->fields.dim);
|
|
|
4441 for (size_t i = 0; i < sym->fields.dim; i++)
|
|
|
4442 { VarDeclaration *v = (VarDeclaration *)sym->fields.data[i];
|
|
|
4443 Expression *fe = new DotVarExp(e->loc, e, v);
|
|
|
4444 exps->push(fe);
|
|
|
4445 }
|
|
|
4446 e = new TupleExp(e->loc, exps);
|
|
|
4447 e = e->semantic(sc);
|
|
|
4448 return e;
|
|
|
4449 }
|
|
|
4450
|
|
|
4451 s = sym->search(e->loc, ident, 0);
|
|
|
4452 L1:
|
|
|
4453 if (!s)
|
|
|
4454 {
|
|
|
4455 // See if it's a base class
|
|
|
4456 ClassDeclaration *cbase;
|
|
|
4457 for (cbase = sym->baseClass; cbase; cbase = cbase->baseClass)
|
|
|
4458 {
|
|
|
4459 if (cbase->ident->equals(ident))
|
|
|
4460 {
|
|
|
4461 e = new DotTypeExp(0, e, cbase);
|
|
|
4462 return e;
|
|
|
4463 }
|
|
|
4464 }
|
|
|
4465
|
|
|
4466 if (ident == Id::classinfo)
|
|
|
4467 {
|
|
|
4468 Type *t;
|
|
|
4469
|
|
|
4470 assert(ClassDeclaration::classinfo);
|
|
|
4471 t = ClassDeclaration::classinfo->type;
|
|
|
4472 if (e->op == TOKtype || e->op == TOKdottype)
|
|
|
4473 {
|
|
|
4474 if (!sym->vclassinfo)
|
|
|
4475 sym->vclassinfo = new ClassInfoDeclaration(sym);
|
|
|
4476 e = new VarExp(e->loc, sym->vclassinfo);
|
|
|
4477 e = e->addressOf(sc);
|
|
|
4478 e->type = t; // do this so we don't get redundant dereference
|
|
|
4479 }
|
|
|
4480 else
|
|
|
4481 {
|
|
|
4482 e = new PtrExp(e->loc, e);
|
|
|
4483 e->type = t->pointerTo();
|
|
|
4484 if (sym->isInterfaceDeclaration())
|
|
|
4485 {
|
|
|
4486 if (sym->isCOMclass())
|
|
|
4487 error(e->loc, "no .classinfo for COM interface objects");
|
|
|
4488 e->type = e->type->pointerTo();
|
|
|
4489 e = new PtrExp(e->loc, e);
|
|
|
4490 e->type = t->pointerTo();
|
|
|
4491 }
|
|
|
4492 e = new PtrExp(e->loc, e, t);
|
|
|
4493 }
|
|
|
4494 return e;
|
|
|
4495 }
|
|
|
4496
|
|
|
4497 if (ident == Id::typeinfo)
|
|
|
4498 {
|
|
|
4499 if (!global.params.useDeprecated)
|
|
|
4500 error(e->loc, ".typeinfo deprecated, use typeid(type)");
|
|
|
4501 return getTypeInfo(sc);
|
|
|
4502 }
|
|
|
4503 if (ident == Id::outer && sym->vthis)
|
|
|
4504 {
|
|
|
4505 s = sym->vthis;
|
|
|
4506 }
|
|
|
4507 else
|
|
|
4508 {
|
|
|
4509 //return getProperty(e->loc, ident);
|
|
|
4510 return Type::dotExp(sc, e, ident);
|
|
|
4511 }
|
|
|
4512 }
|
|
|
4513 s = s->toAlias();
|
|
|
4514 v = s->isVarDeclaration();
|
|
|
4515 if (v && v->isConst())
|
|
|
4516 { ExpInitializer *ei = v->getExpInitializer();
|
|
|
4517
|
|
|
4518 if (ei)
|
|
|
4519 { e = ei->exp->copy(); // need to copy it if it's a StringExp
|
|
|
4520 e = e->semantic(sc);
|
|
|
4521 return e;
|
|
|
4522 }
|
|
|
4523 }
|
|
|
4524
|
|
|
4525 if (s->getType())
|
|
|
4526 {
|
|
|
4527 // if (e->op == TOKtype)
|
|
|
4528 return new TypeExp(e->loc, s->getType());
|
|
|
4529 // return new DotTypeExp(e->loc, e, s);
|
|
|
4530 }
|
|
|
4531
|
|
|
4532 EnumMember *em = s->isEnumMember();
|
|
|
4533 if (em)
|
|
|
4534 {
|
|
|
4535 assert(em->value);
|
|
|
4536 return em->value->copy();
|
|
|
4537 }
|
|
|
4538
|
|
|
4539 TemplateMixin *tm = s->isTemplateMixin();
|
|
|
4540 if (tm)
|
|
|
4541 { Expression *de;
|
|
|
4542
|
|
|
4543 de = new DotExp(e->loc, e, new ScopeExp(e->loc, tm));
|
|
|
4544 de->type = e->type;
|
|
|
4545 return de;
|
|
|
4546 }
|
|
|
4547
|
|
|
4548 TemplateDeclaration *td = s->isTemplateDeclaration();
|
|
|
4549 if (td)
|
|
|
4550 {
|
|
|
4551 e = new DotTemplateExp(e->loc, e, td);
|
|
|
4552 e->semantic(sc);
|
|
|
4553 return e;
|
|
|
4554 }
|
|
|
4555
|
|
|
4556 d = s->isDeclaration();
|
|
|
4557 if (!d)
|
|
|
4558 {
|
|
|
4559 e->error("%s.%s is not a declaration", e->toChars(), ident->toChars());
|
|
|
4560 return new IntegerExp(e->loc, 1, Type::tint32);
|
|
|
4561 }
|
|
|
4562
|
|
|
4563 if (e->op == TOKtype)
|
|
|
4564 {
|
|
|
4565 VarExp *ve;
|
|
|
4566
|
|
|
4567 if (d->needThis() && (hasThis(sc) || !d->isFuncDeclaration()))
|
|
|
4568 {
|
|
|
4569 if (sc->func)
|
|
|
4570 {
|
|
|
4571 ClassDeclaration *thiscd;
|
|
|
4572 thiscd = sc->func->toParent()->isClassDeclaration();
|
|
|
4573
|
|
|
4574 if (thiscd)
|
|
|
4575 {
|
|
|
4576 ClassDeclaration *cd = e->type->isClassHandle();
|
|
|
4577
|
|
|
4578 if (cd == thiscd)
|
|
|
4579 {
|
|
|
4580 e = new ThisExp(e->loc);
|
|
|
4581 e = new DotTypeExp(e->loc, e, cd);
|
|
|
4582 de = new DotVarExp(e->loc, e, d);
|
|
|
4583 e = de->semantic(sc);
|
|
|
4584 return e;
|
|
|
4585 }
|
|
|
4586 else if ((!cd || !cd->isBaseOf(thiscd, NULL)) &&
|
|
|
4587 !d->isFuncDeclaration())
|
|
|
4588 e->error("'this' is required, but %s is not a base class of %s", e->type->toChars(), thiscd->toChars());
|
|
|
4589 }
|
|
|
4590 }
|
|
|
4591
|
|
|
4592 de = new DotVarExp(e->loc, new ThisExp(e->loc), d);
|
|
|
4593 e = de->semantic(sc);
|
|
|
4594 return e;
|
|
|
4595 }
|
|
|
4596 else if (d->isTupleDeclaration())
|
|
|
4597 {
|
|
|
4598 e = new TupleExp(e->loc, d->isTupleDeclaration());
|
|
|
4599 e = e->semantic(sc);
|
|
|
4600 return e;
|
|
|
4601 }
|
|
|
4602 else
|
|
|
4603 ve = new VarExp(e->loc, d);
|
|
|
4604 return ve;
|
|
|
4605 }
|
|
|
4606
|
|
|
4607 if (d->isDataseg())
|
|
|
4608 {
|
|
|
4609 // (e, d)
|
|
|
4610 VarExp *ve;
|
|
|
4611
|
|
|
4612 accessCheck(e->loc, sc, e, d);
|
|
|
4613 ve = new VarExp(e->loc, d);
|
|
|
4614 e = new CommaExp(e->loc, e, ve);
|
|
|
4615 e->type = d->type;
|
|
|
4616 return e;
|
|
|
4617 }
|
|
|
4618
|
|
|
4619 if (d->parent && d->toParent()->isModule())
|
|
|
4620 {
|
|
|
4621 // (e, d)
|
|
|
4622 VarExp *ve;
|
|
|
4623
|
|
|
4624 ve = new VarExp(e->loc, d);
|
|
|
4625 e = new CommaExp(e->loc, e, ve);
|
|
|
4626 e->type = d->type;
|
|
|
4627 return e;
|
|
|
4628 }
|
|
|
4629
|
|
|
4630 de = new DotVarExp(e->loc, e, d);
|
|
|
4631 return de->semantic(sc);
|
|
|
4632 }
|
|
|
4633
|
|
|
4634 ClassDeclaration *TypeClass::isClassHandle()
|
|
|
4635 {
|
|
|
4636 return sym;
|
|
|
4637 }
|
|
|
4638
|
|
|
4639 int TypeClass::isauto()
|
|
|
4640 {
|
|
|
4641 return sym->isauto;
|
|
|
4642 }
|
|
|
4643
|
|
|
4644 int TypeClass::isBaseOf(Type *t, int *poffset)
|
|
|
4645 {
|
|
|
4646 if (t->ty == Tclass)
|
|
|
4647 { ClassDeclaration *cd;
|
|
|
4648
|
|
|
4649 cd = ((TypeClass *)t)->sym;
|
|
|
4650 if (sym->isBaseOf(cd, poffset))
|
|
|
4651 return 1;
|
|
|
4652 }
|
|
|
4653 return 0;
|
|
|
4654 }
|
|
|
4655
|
|
|
4656 MATCH TypeClass::implicitConvTo(Type *to)
|
|
|
4657 {
|
|
|
4658 //printf("TypeClass::implicitConvTo('%s')\n", to->toChars());
|
|
|
4659 if (this == to)
|
|
|
4660 return MATCHexact;
|
|
|
4661
|
|
|
4662 ClassDeclaration *cdto = to->isClassHandle();
|
|
|
4663 if (cdto && cdto->isBaseOf(sym, NULL))
|
|
|
4664 { //printf("is base\n");
|
|
|
4665 return MATCHconvert;
|
|
|
4666 }
|
|
|
4667
|
|
|
4668 if (global.params.Dversion == 1)
|
|
|
4669 {
|
|
|
4670 // Allow conversion to (void *)
|
|
|
4671 if (to->ty == Tpointer && to->next->ty == Tvoid)
|
|
|
4672 return MATCHconvert;
|
|
|
4673 }
|
|
|
4674
|
|
|
4675 return MATCHnomatch;
|
|
|
4676 }
|
|
|
4677
|
|
|
4678 Expression *TypeClass::defaultInit()
|
|
|
4679 {
|
|
|
4680 #if LOGDEFAULTINIT
|
|
|
4681 printf("TypeClass::defaultInit() '%s'\n", toChars());
|
|
|
4682 #endif
|
|
|
4683 Expression *e;
|
|
|
4684 e = new NullExp(0);
|
|
|
4685 e->type = this;
|
|
|
4686 return e;
|
|
|
4687 }
|
|
|
4688
|
|
|
4689 int TypeClass::isZeroInit()
|
|
|
4690 {
|
|
|
4691 return 1;
|
|
|
4692 }
|
|
|
4693
|
|
|
4694 int TypeClass::checkBoolean()
|
|
|
4695 {
|
|
|
4696 return TRUE;
|
|
|
4697 }
|
|
|
4698
|
|
|
4699 int TypeClass::hasPointers()
|
|
|
4700 {
|
|
|
4701 return TRUE;
|
|
|
4702 }
|
|
|
4703
|
|
|
4704 /***************************** TypeTuple *****************************/
|
|
|
4705
|
|
|
4706 TypeTuple::TypeTuple(Arguments *arguments)
|
|
|
4707 : Type(Ttuple, NULL)
|
|
|
4708 {
|
|
|
4709 //printf("TypeTuple(this = %p)\n", this);
|
|
|
4710 this->arguments = arguments;
|
|
|
4711 #ifdef DEBUG
|
|
|
4712 if (arguments)
|
|
|
4713 {
|
|
|
4714 for (size_t i = 0; i < arguments->dim; i++)
|
|
|
4715 {
|
|
|
4716 Argument *arg = (Argument *)arguments->data[i];
|
|
|
4717 assert(arg && arg->type);
|
|
|
4718 }
|
|
|
4719 }
|
|
|
4720 #endif
|
|
|
4721 }
|
|
|
4722
|
|
|
4723 /****************
|
|
|
4724 * Form TypeTuple from the types of the expressions.
|
|
|
4725 * Assume exps[] is already tuple expanded.
|
|
|
4726 */
|
|
|
4727
|
|
|
4728 TypeTuple::TypeTuple(Expressions *exps)
|
|
|
4729 : Type(Ttuple, NULL)
|
|
|
4730 {
|
|
|
4731 Arguments *arguments = new Arguments;
|
|
|
4732 if (exps)
|
|
|
4733 {
|
|
|
4734 arguments->setDim(exps->dim);
|
|
|
4735 for (size_t i = 0; i < exps->dim; i++)
|
|
|
4736 { Expression *e = (Expression *)exps->data[i];
|
|
|
4737 if (e->type->ty == Ttuple)
|
|
|
4738 e->error("cannot form tuple of tuples");
|
|
|
4739 Argument *arg = new Argument(STCin, e->type, NULL, NULL);
|
|
|
4740 arguments->data[i] = (void *)arg;
|
|
|
4741 }
|
|
|
4742 }
|
|
|
4743 this->arguments = arguments;
|
|
|
4744 }
|
|
|
4745
|
|
|
4746 Type *TypeTuple::syntaxCopy()
|
|
|
4747 {
|
|
|
4748 Arguments *args = Argument::arraySyntaxCopy(arguments);
|
|
|
4749 Type *t = new TypeTuple(args);
|
|
|
4750 return t;
|
|
|
4751 }
|
|
|
4752
|
|
|
4753 Type *TypeTuple::semantic(Loc loc, Scope *sc)
|
|
|
4754 {
|
|
|
4755 //printf("TypeTuple::semantic(this = %p)\n", this);
|
|
|
4756 if (!deco)
|
|
|
4757 deco = merge()->deco;
|
|
|
4758
|
|
|
4759 /* Don't return merge(), because a tuple with one type has the
|
|
|
4760 * same deco as that type.
|
|
|
4761 */
|
|
|
4762 return this;
|
|
|
4763 }
|
|
|
4764
|
|
|
4765 int TypeTuple::equals(Object *o)
|
|
|
4766 { Type *t;
|
|
|
4767
|
|
|
4768 t = (Type *)o;
|
|
|
4769 //printf("TypeTuple::equals(%s, %s)\n", toChars(), t->toChars());
|
|
|
4770 if (this == t)
|
|
|
4771 {
|
|
|
4772 return 1;
|
|
|
4773 }
|
|
|
4774 if (t->ty == Ttuple)
|
|
|
4775 { TypeTuple *tt = (TypeTuple *)t;
|
|
|
4776
|
|
|
4777 if (arguments->dim == tt->arguments->dim)
|
|
|
4778 {
|
|
|
4779 for (size_t i = 0; i < tt->arguments->dim; i++)
|
|
|
4780 { Argument *arg1 = (Argument *)arguments->data[i];
|
|
|
4781 Argument *arg2 = (Argument *)tt->arguments->data[i];
|
|
|
4782
|
|
|
4783 if (!arg1->type->equals(arg2->type))
|
|
|
4784 return 0;
|
|
|
4785 }
|
|
|
4786 return 1;
|
|
|
4787 }
|
|
|
4788 }
|
|
|
4789 return 0;
|
|
|
4790 }
|
|
|
4791
|
|
|
4792 Type *TypeTuple::reliesOnTident()
|
|
|
4793 {
|
|
|
4794 if (arguments)
|
|
|
4795 {
|
|
|
4796 for (size_t i = 0; i < arguments->dim; i++)
|
|
|
4797 {
|
|
|
4798 Argument *arg = (Argument *)arguments->data[i];
|
|
|
4799 Type *t = arg->type->reliesOnTident();
|
|
|
4800 if (t)
|
|
|
4801 return t;
|
|
|
4802 }
|
|
|
4803 }
|
|
|
4804 return NULL;
|
|
|
4805 }
|
|
|
4806
|
|
|
4807 void TypeTuple::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
4808 {
|
|
|
4809 OutBuffer buf2;
|
|
|
4810 Argument::argsToCBuffer(&buf2, hgs, arguments, 0);
|
|
|
4811 buf->prependstring(buf2.toChars());
|
|
|
4812 if (ident)
|
|
|
4813 { buf->writeByte(' ');
|
|
|
4814 buf->writestring(ident->toChars());
|
|
|
4815 }
|
|
|
4816 }
|
|
|
4817
|
|
|
4818 void TypeTuple::toDecoBuffer(OutBuffer *buf)
|
|
|
4819 {
|
|
|
4820 //printf("TypeTuple::toDecoBuffer() this = %p\n", this);
|
|
|
4821 OutBuffer buf2;
|
|
|
4822 Argument::argsToDecoBuffer(&buf2, arguments);
|
|
|
4823 unsigned len = buf2.offset;
|
|
|
4824 buf->printf("%c%d%.*s", mangleChar[ty], len, len, (char *)buf2.extractData());
|
|
|
4825 }
|
|
|
4826
|
|
|
4827 Expression *TypeTuple::getProperty(Loc loc, Identifier *ident)
|
|
|
4828 { Expression *e;
|
|
|
4829
|
|
|
4830 #if LOGDOTEXP
|
|
|
4831 printf("TypeTuple::getProperty(type = '%s', ident = '%s')\n", toChars(), ident->toChars());
|
|
|
4832 #endif
|
|
|
4833 if (ident == Id::length)
|
|
|
4834 {
|
|
|
4835 e = new IntegerExp(loc, arguments->dim, Type::tsize_t);
|
|
|
4836 }
|
|
|
4837 else
|
|
|
4838 {
|
|
|
4839 error(loc, "no property '%s' for tuple '%s'", ident->toChars(), toChars());
|
|
|
4840 e = new IntegerExp(loc, 1, Type::tint32);
|
|
|
4841 }
|
|
|
4842 return e;
|
|
|
4843 }
|
|
|
4844
|
|
|
4845 /***************************** TypeSlice *****************************/
|
|
|
4846
|
|
|
4847 /* This is so we can slice a TypeTuple */
|
|
|
4848
|
|
|
4849 TypeSlice::TypeSlice(Type *next, Expression *lwr, Expression *upr)
|
|
|
4850 : Type(Tslice, next)
|
|
|
4851 {
|
|
|
4852 //printf("TypeSlice[%s .. %s]\n", lwr->toChars(), upr->toChars());
|
|
|
4853 this->lwr = lwr;
|
|
|
4854 this->upr = upr;
|
|
|
4855 }
|
|
|
4856
|
|
|
4857 Type *TypeSlice::syntaxCopy()
|
|
|
4858 {
|
|
|
4859 Type *t = new TypeSlice(next->syntaxCopy(), lwr->syntaxCopy(), upr->syntaxCopy());
|
|
|
4860 return t;
|
|
|
4861 }
|
|
|
4862
|
|
|
4863 Type *TypeSlice::semantic(Loc loc, Scope *sc)
|
|
|
4864 {
|
|
|
4865 //printf("TypeSlice::semantic() %s\n", toChars());
|
|
|
4866 next = next->semantic(loc, sc);
|
|
|
4867 //printf("next: %s\n", next->toChars());
|
|
|
4868
|
|
|
4869 Type *tbn = next->toBasetype();
|
|
|
4870 if (tbn->ty != Ttuple)
|
|
|
4871 { error(loc, "can only slice tuple types, not %s", tbn->toChars());
|
|
|
4872 return Type::terror;
|
|
|
4873 }
|
|
|
4874 TypeTuple *tt = (TypeTuple *)tbn;
|
|
|
4875
|
|
|
4876 lwr = semanticLength(sc, tbn, lwr);
|
|
|
4877 lwr = lwr->optimize(WANTvalue);
|
|
|
4878 uinteger_t i1 = lwr->toUInteger();
|
|
|
4879
|
|
|
4880 upr = semanticLength(sc, tbn, upr);
|
|
|
4881 upr = upr->optimize(WANTvalue);
|
|
|
4882 uinteger_t i2 = upr->toUInteger();
|
|
|
4883
|
|
|
4884 if (!(i1 <= i2 && i2 <= tt->arguments->dim))
|
|
|
4885 { error(loc, "slice [%ju..%ju] is out of range of [0..%u]", i1, i2, tt->arguments->dim);
|
|
|
4886 return Type::terror;
|
|
|
4887 }
|
|
|
4888
|
|
|
4889 Arguments *args = new Arguments;
|
|
|
4890 args->reserve(i2 - i1);
|
|
|
4891 for (size_t i = i1; i < i2; i++)
|
|
|
4892 { Argument *arg = (Argument *)tt->arguments->data[i];
|
|
|
4893 args->push(arg);
|
|
|
4894 }
|
|
|
4895
|
|
|
4896 return new TypeTuple(args);
|
|
|
4897 }
|
|
|
4898
|
|
|
4899 void TypeSlice::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps)
|
|
|
4900 {
|
|
|
4901 next->resolve(loc, sc, pe, pt, ps);
|
|
|
4902 if (*pe)
|
|
|
4903 { // It's really a slice expression
|
|
|
4904 Expression *e;
|
|
|
4905 e = new SliceExp(loc, *pe, lwr, upr);
|
|
|
4906 *pe = e;
|
|
|
4907 }
|
|
|
4908 else if (*ps)
|
|
|
4909 { Dsymbol *s = *ps;
|
|
|
4910 TupleDeclaration *td = s->isTupleDeclaration();
|
|
|
4911 if (td)
|
|
|
4912 {
|
|
|
4913 /* It's a slice of a TupleDeclaration
|
|
|
4914 */
|
|
|
4915 ScopeDsymbol *sym = new ArrayScopeSymbol(td);
|
|
|
4916 sym->parent = sc->scopesym;
|
|
|
4917 sc = sc->push(sym);
|
|
|
4918
|
|
|
4919 lwr = lwr->semantic(sc);
|
|
|
4920 lwr = lwr->optimize(WANTvalue);
|
|
|
4921 uinteger_t i1 = lwr->toUInteger();
|
|
|
4922
|
|
|
4923 upr = upr->semantic(sc);
|
|
|
4924 upr = upr->optimize(WANTvalue);
|
|
|
4925 uinteger_t i2 = upr->toUInteger();
|
|
|
4926
|
|
|
4927 sc = sc->pop();
|
|
|
4928
|
|
|
4929 if (!(i1 <= i2 && i2 <= td->objects->dim))
|
|
|
4930 { error(loc, "slice [%ju..%ju] is out of range of [0..%u]", i1, i2, td->objects->dim);
|
|
|
4931 goto Ldefault;
|
|
|
4932 }
|
|
|
4933
|
|
|
4934 if (i1 == 0 && i2 == td->objects->dim)
|
|
|
4935 {
|
|
|
4936 *ps = td;
|
|
|
4937 return;
|
|
|
4938 }
|
|
|
4939
|
|
|
4940 /* Create a new TupleDeclaration which
|
|
|
4941 * is a slice [i1..i2] out of the old one.
|
|
|
4942 */
|
|
|
4943 Objects *objects = new Objects;
|
|
|
4944 objects->setDim(i2 - i1);
|
|
|
4945 for (size_t i = 0; i < objects->dim; i++)
|
|
|
4946 {
|
|
|
4947 objects->data[i] = td->objects->data[(size_t)i1 + i];
|
|
|
4948 }
|
|
|
4949
|
|
|
4950 TupleDeclaration *tds = new TupleDeclaration(loc, td->ident, objects);
|
|
|
4951 *ps = tds;
|
|
|
4952 }
|
|
|
4953 else
|
|
|
4954 goto Ldefault;
|
|
|
4955 }
|
|
|
4956 else
|
|
|
4957 {
|
|
|
4958 Ldefault:
|
|
|
4959 Type::resolve(loc, sc, pe, pt, ps);
|
|
|
4960 }
|
|
|
4961 }
|
|
|
4962
|
|
|
4963 void TypeSlice::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs)
|
|
|
4964 {
|
|
|
4965 OutBuffer buf2;
|
|
|
4966
|
|
|
4967 buf2.printf("[%s .. ", lwr->toChars());
|
|
|
4968 buf2.printf("%s]", upr->toChars());
|
|
|
4969
|
|
|
4970 buf->prependstring(buf2.toChars());
|
|
|
4971 if (ident)
|
|
|
4972 {
|
|
|
4973 buf->writeByte(' ');
|
|
|
4974 buf->writestring(ident->toChars());
|
|
|
4975 }
|
|
|
4976 next->toCBuffer2(buf, NULL, hgs);
|
|
|
4977 }
|
|
|
4978
|
|
|
4979 /***************************** Argument *****************************/
|
|
|
4980
|
|
|
4981 Argument::Argument(unsigned storageClass, Type *type, Identifier *ident, Expression *defaultArg)
|
|
|
4982 {
|
|
|
4983 this->type = type;
|
|
|
4984 this->ident = ident;
|
|
|
4985 this->storageClass = storageClass;
|
|
|
4986 this->defaultArg = defaultArg;
|
|
|
4987 this->llvmCopy = false;
|
|
|
4988 this->vardecl = 0;
|
|
|
4989 }
|
|
|
4990
|
|
|
4991 Argument *Argument::syntaxCopy()
|
|
|
4992 {
|
|
|
4993 Argument *a = new Argument(storageClass,
|
|
|
4994 type ? type->syntaxCopy() : NULL,
|
|
|
4995 ident,
|
|
|
4996 defaultArg ? defaultArg->syntaxCopy() : NULL);
|
|
|
4997 return a;
|
|
|
4998 }
|
|
|
4999
|
|
|
5000 Arguments *Argument::arraySyntaxCopy(Arguments *args)
|
|
|
5001 { Arguments *a = NULL;
|
|
|
5002
|
|
|
5003 if (args)
|
|
|
5004 {
|
|
|
5005 a = new Arguments();
|
|
|
5006 a->setDim(args->dim);
|
|
|
5007 for (size_t i = 0; i < a->dim; i++)
|
|
|
5008 { Argument *arg = (Argument *)args->data[i];
|
|
|
5009
|
|
|
5010 arg = arg->syntaxCopy();
|
|
|
5011 a->data[i] = (void *)arg;
|
|
|
5012 }
|
|
|
5013 }
|
|
|
5014 return a;
|
|
|
5015 }
|
|
|
5016
|
|
|
5017 char *Argument::argsTypesToChars(Arguments *args, int varargs)
|
|
|
5018 { OutBuffer *buf;
|
|
|
5019
|
|
|
5020 buf = new OutBuffer();
|
|
|
5021
|
|
|
5022 buf->writeByte('(');
|
|
|
5023 if (args)
|
|
|
5024 { int i;
|
|
|
5025 OutBuffer argbuf;
|
|
|
5026 HdrGenState hgs;
|
|
|
5027
|
|
|
5028 for (i = 0; i < args->dim; i++)
|
|
|
5029 { Argument *arg;
|
|
|
5030
|
|
|
5031 if (i)
|
|
|
5032 buf->writeByte(',');
|
|
|
5033 arg = (Argument *)args->data[i];
|
|
|
5034 argbuf.reset();
|
|
|
5035 arg->type->toCBuffer2(&argbuf, NULL, &hgs);
|
|
|
5036 buf->write(&argbuf);
|
|
|
5037 }
|
|
|
5038 if (varargs)
|
|
|
5039 {
|
|
|
5040 if (i && varargs == 1)
|
|
|
5041 buf->writeByte(',');
|
|
|
5042 buf->writestring("...");
|
|
|
5043 }
|
|
|
5044 }
|
|
|
5045 buf->writeByte(')');
|
|
|
5046
|
|
|
5047 return buf->toChars();
|
|
|
5048 }
|
|
|
5049
|
|
|
5050 void Argument::argsToCBuffer(OutBuffer *buf, HdrGenState *hgs, Arguments *arguments, int varargs)
|
|
|
5051 {
|
|
|
5052 buf->writeByte('(');
|
|
|
5053 if (arguments)
|
|
|
5054 { int i;
|
|
|
5055 OutBuffer argbuf;
|
|
|
5056
|
|
|
5057 for (i = 0; i < arguments->dim; i++)
|
|
|
5058 { Argument *arg;
|
|
|
5059
|
|
|
5060 if (i)
|
|
|
5061 buf->writestring(", ");
|
|
|
5062 arg = (Argument *)arguments->data[i];
|
|
|
5063 if (arg->storageClass & STCout)
|
|
|
5064 buf->writestring("out ");
|
|
|
5065 else if (arg->storageClass & STCref)
|
|
|
5066 buf->writestring((global.params.Dversion == 1)
|
|
|
5067 ? (char *)"inout " : (char *)"ref ");
|
|
|
5068 else if (arg->storageClass & STClazy)
|
|
|
5069 buf->writestring("lazy ");
|
|
|
5070 argbuf.reset();
|
|
|
5071 arg->type->toCBuffer2(&argbuf, arg->ident, hgs);
|
|
|
5072 if (arg->defaultArg)
|
|
|
5073 {
|
|
|
5074 argbuf.writestring(" = ");
|
|
|
5075 arg->defaultArg->toCBuffer(&argbuf, hgs);
|
|
|
5076 }
|
|
|
5077 buf->write(&argbuf);
|
|
|
5078 }
|
|
|
5079 if (varargs)
|
|
|
5080 {
|
|
|
5081 if (i && varargs == 1)
|
|
|
5082 buf->writeByte(',');
|
|
|
5083 buf->writestring("...");
|
|
|
5084 }
|
|
|
5085 }
|
|
|
5086 buf->writeByte(')');
|
|
|
5087 }
|
|
|
5088
|
|
|
5089
|
|
|
5090 void Argument::argsToDecoBuffer(OutBuffer *buf, Arguments *arguments)
|
|
|
5091 {
|
|
|
5092 //printf("Argument::argsToDecoBuffer()\n");
|
|
|
5093
|
|
|
5094 // Write argument types
|
|
|
5095 if (arguments)
|
|
|
5096 {
|
|
|
5097 size_t dim = Argument::dim(arguments);
|
|
|
5098 for (size_t i = 0; i < dim; i++)
|
|
|
5099 {
|
|
|
5100 Argument *arg = Argument::getNth(arguments, i);
|
|
|
5101 arg->toDecoBuffer(buf);
|
|
|
5102 }
|
|
|
5103 }
|
|
|
5104 }
|
|
|
5105
|
|
|
5106 /****************************************************
|
|
|
5107 * Determine if parameter is a lazy array of delegates.
|
|
|
5108 * If so, return the return type of those delegates.
|
|
|
5109 * If not, return NULL.
|
|
|
5110 */
|
|
|
5111
|
|
|
5112 Type *Argument::isLazyArray()
|
|
|
5113 {
|
|
|
5114 // if (inout == Lazy)
|
|
|
5115 {
|
|
|
5116 Type *tb = type->toBasetype();
|
|
|
5117 if (tb->ty == Tsarray || tb->ty == Tarray)
|
|
|
5118 {
|
|
|
5119 Type *tel = tb->next->toBasetype();
|
|
|
5120 if (tel->ty == Tdelegate)
|
|
|
5121 {
|
|
|
5122 TypeDelegate *td = (TypeDelegate *)tel;
|
|
|
5123 TypeFunction *tf = (TypeFunction *)td->next;
|
|
|
5124
|
|
|
5125 if (!tf->varargs && Argument::dim(tf->parameters) == 0)
|
|
|
5126 {
|
|
|
5127 return tf->next; // return type of delegate
|
|
|
5128 }
|
|
|
5129 }
|
|
|
5130 }
|
|
|
5131 }
|
|
|
5132 return NULL;
|
|
|
5133 }
|
|
|
5134
|
|
|
5135 void Argument::toDecoBuffer(OutBuffer *buf)
|
|
|
5136 {
|
|
|
5137 switch (storageClass & (STCin | STCout | STCref | STClazy))
|
|
|
5138 { case 0:
|
|
|
5139 case STCin:
|
|
|
5140 break;
|
|
|
5141 case STCout:
|
|
|
5142 buf->writeByte('J');
|
|
|
5143 break;
|
|
|
5144 case STCref:
|
|
|
5145 buf->writeByte('K');
|
|
|
5146 break;
|
|
|
5147 case STClazy:
|
|
|
5148 buf->writeByte('L');
|
|
|
5149 break;
|
|
|
5150 default:
|
|
|
5151 #ifdef DEBUG
|
|
|
5152 halt();
|
|
|
5153 #endif
|
|
|
5154 assert(0);
|
|
|
5155 }
|
|
|
5156 type->toDecoBuffer(buf);
|
|
|
5157 }
|
|
|
5158
|
|
|
5159 /***************************************
|
|
|
5160 * Determine number of arguments, folding in tuples.
|
|
|
5161 */
|
|
|
5162
|
|
|
5163 size_t Argument::dim(Arguments *args)
|
|
|
5164 {
|
|
|
5165 size_t n = 0;
|
|
|
5166 if (args)
|
|
|
5167 {
|
|
|
5168 for (size_t i = 0; i < args->dim; i++)
|
|
|
5169 { Argument *arg = (Argument *)args->data[i];
|
|
|
5170 Type *t = arg->type->toBasetype();
|
|
|
5171
|
|
|
5172 if (t->ty == Ttuple)
|
|
|
5173 { TypeTuple *tu = (TypeTuple *)t;
|
|
|
5174 n += dim(tu->arguments);
|
|
|
5175 }
|
|
|
5176 else
|
|
|
5177 n++;
|
|
|
5178 }
|
|
|
5179 }
|
|
|
5180 return n;
|
|
|
5181 }
|
|
|
5182
|
|
|
5183 /***************************************
|
|
|
5184 * Get nth Argument, folding in tuples.
|
|
|
5185 * Returns:
|
|
|
5186 * Argument* nth Argument
|
|
|
5187 * NULL not found, *pn gets incremented by the number
|
|
|
5188 * of Arguments
|
|
|
5189 */
|
|
|
5190
|
|
|
5191 Argument *Argument::getNth(Arguments *args, size_t nth, size_t *pn)
|
|
|
5192 {
|
|
|
5193 if (!args)
|
|
|
5194 return NULL;
|
|
|
5195
|
|
|
5196 size_t n = 0;
|
|
|
5197 for (size_t i = 0; i < args->dim; i++)
|
|
|
5198 { Argument *arg = (Argument *)args->data[i];
|
|
|
5199 Type *t = arg->type->toBasetype();
|
|
|
5200
|
|
|
5201 if (t->ty == Ttuple)
|
|
|
5202 { TypeTuple *tu = (TypeTuple *)t;
|
|
|
5203 arg = getNth(tu->arguments, nth - n, &n);
|
|
|
5204 if (arg)
|
|
|
5205 return arg;
|
|
|
5206 }
|
|
|
5207 else if (n == nth)
|
|
|
5208 return arg;
|
|
|
5209 else
|
|
|
5210 n++;
|
|
|
5211 }
|
|
|
5212
|
|
|
5213 if (pn)
|
|
|
5214 *pn += n;
|
|
|
5215 return NULL;
|
|
|
5216 }
|
