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annotate dmd/StringExp.d @ 45:ccbc1e0bb3f0

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StringExp.equals implemented int equals(Object o) -> bool equals(Object o)
author korDen
date Sat, 21 Aug 2010 07:26:20 +0400
parents fd4acc376c45
children 0d32fd48dac4
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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5
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1 module dmd.StringExp;
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2
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3 import dmd.Expression;
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4 import dmd.backend.elem;
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5 import dmd.InterState;
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6 import dmd.TypeSArray;
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7 import dmd.CastExp;
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8 import dmd.MATCH;
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9 import dmd.TY;
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10 import dmd.TypeDArray;
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11 import dmd.Type;
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12 import dmd.TOK;
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13 import dmd.Module;
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14 import dmd.OutBuffer;
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15 import dmd.Loc;
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16 import dmd.Scope;
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17 import dmd.IRState;
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18 import dmd.StringExp;
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19 import dmd.HdrGenState;
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20 import dmd.Utf;
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21 import dmd.Util;
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22 import dmd.backend.dt_t;
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23 import dmd.backend.Symbol;
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24 import dmd.backend.StringTab;
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25 import dmd.backend.Util;
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26 import dmd.backend.SC;
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27 import dmd.backend.TYM;
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28 import dmd.backend.FL;
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29 import dmd.backend.TYPE;
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30 import dmd.backend.OPER;
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31
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32 import dmd.Dsymbol : isExpression;
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33
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34 import core.memory;
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35
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36 import core.stdc.string;
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37 import core.stdc.stdlib;
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38 import core.stdc.ctype;
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39
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40 class StringExp : Expression
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41 {
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42 void* string_; // char, wchar, or dchar data
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43 size_t len; // number of chars, wchars, or dchars
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44 ubyte sz; // 1: char, 2: wchar, 4: dchar
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45 ubyte committed; // !=0 if type is committed
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46 ubyte postfix; // 'c', 'w', 'd'
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47
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48 this(Loc loc, string s)
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49 {
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50 this(loc, s, 0);
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51 }
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52
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53 this(Loc loc, string s, ubyte postfix)
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54 {
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55 super(loc, TOK.TOKstring, StringExp.sizeof);
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56
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57 this.string_ = cast(void*)s.ptr;
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58 this.len = s.length;
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59 this.sz = 1;
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60 this.committed = 0;
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61 this.postfix = postfix;
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62 }
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63
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64 bool equals(Object o)
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65 {
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66 Expression e;
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67 //printf("StringExp.equals('%s')\n", o.toChars());
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68 if (o && ((e = isExpression(o)) !is null))
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69 {
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70 if (e.op == TOKstring)
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71 {
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72 return compare(o) == 0;
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73 }
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74 }
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75
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76 return false;
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77 }
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78
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79 string toChars()
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80 {
10
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81 scope OutBuffer buf = new OutBuffer();
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82 HdrGenState hgs;
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83 char *p;
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84
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85 memset(&hgs, 0, hgs.sizeof);
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86 toCBuffer(buf, &hgs);
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87 buf.writeByte(0);
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88 return buf.extractString();
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89 }
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90
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91 Expression semantic(Scope sc)
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92 {
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93 version (LOGSEMANTIC) {
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94 printf("StringExp.semantic() %s\n", toChars());
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95 }
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96 if (!type)
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97 {
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98 scope OutBuffer buffer = new OutBuffer();
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99 size_t newlen = 0;
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100 string p;
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101 size_t u;
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102 dchar c;
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103
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104 switch (postfix)
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105 {
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106 case 'd':
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107 for (u = 0; u < len;)
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108 {
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109 p = utf_decodeChar(cast(string)string_[0..len], &u, &c);
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110 if (p !is null)
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111 {
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112 error("%s", p);
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113 break;
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114 }
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115 else
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116 {
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117 buffer.write4(c);
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118 newlen++;
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119 }
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120 }
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121 buffer.write4(0);
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122 string_ = buffer.extractData();
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123 len = newlen;
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124 sz = 4;
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125 //type = new TypeSArray(Type.tdchar, new IntegerExp(loc, len, Type.tindex));
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126 type = new TypeDArray(Type.tdchar.invariantOf());
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127 committed = 1;
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128 break;
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129
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130 case 'w':
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131 for (u = 0; u < len;)
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132 {
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133 p = utf_decodeChar(cast(string)string_[0..len], &u, &c);
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134 if (p !is null)
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135 {
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136 error("%s", p);
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137 break;
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138 }
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139 else
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140 {
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141 buffer.writeUTF16(c);
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142 newlen++;
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143 if (c >= 0x10000)
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144 newlen++;
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145 }
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146 }
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147 buffer.writeUTF16(0);
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148 string_ = buffer.extractData();
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149 len = newlen;
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150 sz = 2;
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151 //type = new TypeSArray(Type.twchar, new IntegerExp(loc, len, Type.tindex));
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152 type = new TypeDArray(Type.twchar.invariantOf());
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153 committed = 1;
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154 break;
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155
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156 case 'c':
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157 committed = 1;
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158 default:
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159 //type = new TypeSArray(Type.tchar, new IntegerExp(loc, len, Type.tindex));
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160 type = new TypeDArray(Type.tchar.invariantOf());
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161 break;
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162 }
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163 type = type.semantic(loc, sc);
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164 //type = type.invariantOf();
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165 //printf("type = %s\n", type.toChars());
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166 }
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167 return this;
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168 }
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169
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170 Expression interpret(InterState* istate)
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171 {
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172 assert(false);
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173 }
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174
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175 size_t length()
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176 {
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177 assert(false);
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178 }
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179
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180 StringExp toUTF8(Scope sc)
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181 {
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182 assert(false);
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183 }
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184
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185 Expression implicitCastTo(Scope sc, Type t)
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186 {
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187 //printf("StringExp.implicitCastTo(%s of type %s) => %s\n", toChars(), type.toChars(), t.toChars());
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diff changeset
188 ubyte committed = this.committed;
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diff changeset
189 Expression e = Expression.implicitCastTo(sc, t);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
190 if (e.op == TOK.TOKstring)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
191 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
192 // Retain polysemous nature if it started out that way
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
193 (cast(StringExp)e).committed = committed;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
194 }
0
10317f0c89a5 Initial commit
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195 return e;
10317f0c89a5 Initial commit
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diff changeset
196 }
10317f0c89a5 Initial commit
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197
10317f0c89a5 Initial commit
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198 MATCH implicitConvTo(Type t)
10317f0c89a5 Initial commit
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199 {
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
200 MATCH m;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
201
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
202 static if (false) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
203 printf("StringExp.implicitConvTo(this=%s, committed=%d, type=%s, t=%s)\n",
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
204 toChars(), committed, type.toChars(), t.toChars());
0
10317f0c89a5 Initial commit
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205 }
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
206 if (!committed)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
207 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
208 if (!committed && t.ty == TY.Tpointer && t.nextOf().ty == TY.Tvoid)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
209 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
210 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
211 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
212 if (type.ty == TY.Tsarray || type.ty == TY.Tarray || type.ty == TY.Tpointer)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
213 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
214 TY tyn = type.nextOf().ty;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
215 if (tyn == TY.Tchar || tyn == TY.Twchar || tyn == TY.Tdchar)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
216 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
217 Type tn;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
218 MATCH mm;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
219
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
220 switch (t.ty)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
221 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
222 case TY.Tsarray:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
223 if (type.ty == TY.Tsarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
224 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
225 if ((cast(TypeSArray)type).dim.toInteger() !=
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
226 (cast(TypeSArray)t).dim.toInteger())
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
227 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
228 TY tynto = t.nextOf().ty;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
229 if (tynto == TY.Tchar || tynto == TY.Twchar || tynto == TY.Tdchar)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
230 return MATCH.MATCHexact;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
231 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
232 else if (type.ty == TY.Tarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
233 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
234 if (length() > (cast(TypeSArray)t).dim.toInteger())
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
235 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
236 TY tynto = t.nextOf().ty;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
237 if (tynto == TY.Tchar || tynto == TY.Twchar || tynto == TY.Tdchar)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
238 return MATCH.MATCHexact;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
239 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
240 case TY.Tarray:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
241 case TY.Tpointer:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
242 tn = t.nextOf();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
243 mm = MATCH.MATCHexact;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
244 if (type.nextOf().mod != tn.mod)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
245 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
246 if (!tn.isConst())
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
247 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
248 mm = MATCH.MATCHconst;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
249 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
250 switch (tn.ty)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
251 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
252 case TY.Tchar:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
253 case TY.Twchar:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
254 case TY.Tdchar:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
255 return mm;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
256 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
257 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
258 default:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
259 break; ///
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
260 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
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diff changeset
261 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
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diff changeset
262 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
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diff changeset
263 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
264 return Expression.implicitConvTo(t);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
265 static if (false) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
266 m = cast(MATCH)type.implicitConvTo(t);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
267 if (m)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
268 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
269 return m;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
270 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
271
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
272 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
273 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
274 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
275
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
276 static uint X(TY tf, TY tt) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
277 return ((tf) * 256 + (tt));
0
10317f0c89a5 Initial commit
korDen
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diff changeset
278 }
10317f0c89a5 Initial commit
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diff changeset
279
10317f0c89a5 Initial commit
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diff changeset
280 Expression castTo(Scope sc, Type t)
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
281 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
282 /* This follows copy-on-write; any changes to 'this'
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
283 * will result in a copy.
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
284 * The this.string member is considered immutable.
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
285 */
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
286 StringExp se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
287 Type tb;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
288 int copied = 0;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
289
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
290 //printf("StringExp.castTo(t = %s), '%s' committed = %d\n", t.toChars(), toChars(), committed);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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diff changeset
291
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
292 if (!committed && t.ty == TY.Tpointer && t.nextOf().ty == TY.Tvoid)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
293 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
294 error("cannot convert string literal to void*");
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
295 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
296
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
297 se = this;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
298 if (!committed)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
299 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
300 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
301 se.committed = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
302 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
303 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
304
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
305 if (type == t)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
306 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
307 return se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
308 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
309
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
310 tb = t.toBasetype();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
311 //printf("\ttype = %s\n", type.toChars());
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
312 if (tb.ty == TY.Tdelegate && type.toBasetype().ty != TY.Tdelegate)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
313 return Expression.castTo(sc, t);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
314
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
315 Type typeb = type.toBasetype();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
316 if (typeb == tb)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
317 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
318 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
319 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
320 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
321 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
322 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
323 se.type = t;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
324 return se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
325 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
326
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
327 if (committed && tb.ty == TY.Tsarray && typeb.ty == TY.Tarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
328 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
329 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
330 se.sz = cast(ubyte)tb.nextOf().size();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
331 se.len = (len * sz) / se.sz;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
332 se.committed = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
333 se.type = t;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
334 return se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
335 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
336
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
337 if (tb.ty != TY.Tsarray && tb.ty != TY.Tarray && tb.ty != TY.Tpointer)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
338 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
339 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
340 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
341 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
342 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
343 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
344 goto Lcast;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
345 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
346 if (typeb.ty != TY.Tsarray && typeb.ty != TY.Tarray && typeb.ty != TY.Tpointer)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
347 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
348 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
349 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
350 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
351 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
352 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
353 goto Lcast;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
354 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
355
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
356 if (typeb.nextOf().size() == tb.nextOf().size())
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
357 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
358 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
359 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
360 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
361 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
362 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
363
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
364 if (tb.ty == TY.Tsarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
365 goto L2; // handle possible change in static array dimension
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
366 se.type = t;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
367 return se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
368 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
369
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
370 if (committed)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
371 goto Lcast;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
372
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
373 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
374 scope OutBuffer buffer = new OutBuffer();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
375 size_t newlen = 0;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
376 TY tfty = typeb.nextOf().toBasetype().ty;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
377 TY ttty = tb.nextOf().toBasetype().ty;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
378 switch (X(tfty, ttty))
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
379 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
380 case X(TY.Tchar, TY.Tchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
381 case X(TY.Twchar,TY.Twchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
382 case X(TY.Tdchar,TY.Tdchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
383 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
384
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
385 case X(TY.Tchar, TY.Twchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
386 for (size_t u = 0; u < len;)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
387 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
388 dchar c;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
389 string p = utf_decodeChar(cast(string)se.string_[0..len], &u, &c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
390 if (p !is null)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
391 error("%s", p);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
392 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
393 buffer.writeUTF16(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
394 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
395 newlen = buffer.offset / 2;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
396 buffer.writeUTF16(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
397 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
398
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
399 case X(TY.Tchar, TY.Tdchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
400 for (size_t u = 0; u < len;)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
401 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
402 dchar c;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
403 string p = utf_decodeChar(cast(string)se.string_[0..len], &u, &c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
404 if (p !is null)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
405 error("%s", p);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
406 buffer.write4(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
407 newlen++;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
408 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
409 buffer.write4(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
410 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
411
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
412 case X(TY.Twchar,TY.Tchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
413 for (size_t u = 0; u < len;)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
414 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
415 dchar c;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
416 string p = utf_decodeWchar(cast(wstring)se.string_[0..len], &u, &c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
417 if (p)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
418 error("%s", p);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
419 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
420 buffer.writeUTF8(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
421 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
422 newlen = buffer.offset;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
423 buffer.writeUTF8(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
424 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
425
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
426 case X(TY.Twchar,TY.Tdchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
427 for (size_t u = 0; u < len;)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
428 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
429 dchar c;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
430 string p = utf_decodeWchar(cast(wstring)se.string_[0..len], &u, &c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
431 if (p)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
432 error("%s", p);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
433 buffer.write4(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
434 newlen++;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
435 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
436 buffer.write4(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
437 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
438
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
439 case X(TY.Tdchar,TY.Tchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
440 for (size_t u = 0; u < len; u++)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
441 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
442 dchar c = (cast(dchar*)se.string_)[u];
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
443 if (!utf_isValidDchar(c))
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
444 error("invalid UCS-32 char \\U%08x", c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
445 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
446 buffer.writeUTF8(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
447 newlen++;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
448 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
449 newlen = buffer.offset;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
450 buffer.writeUTF8(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
451 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
452
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
453 case X(TY.Tdchar,TY.Twchar):
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
454 for (size_t u = 0; u < len; u++)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
455 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
456 dchar c = (cast(dchar*)se.string_)[u];
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
457 if (!utf_isValidDchar(c))
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
458 error("invalid UCS-32 char \\U%08x", c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
459 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
460 buffer.writeUTF16(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
461 newlen++;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
462 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
463 newlen = buffer.offset / 2;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
464 buffer.writeUTF16(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
465 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
466
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
467 L1:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
468 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
469 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
470 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
471 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
472 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
473 se.string_ = buffer.extractData();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
474 se.len = newlen;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
475 se.sz = cast(ubyte)tb.nextOf().size();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
476 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
477
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
478 default:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
479 assert(typeb.nextOf().size() != tb.nextOf().size());
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
480 goto Lcast;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
481 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
482 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
483 L2:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
484 assert(copied);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
485
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
486 // See if need to truncate or extend the literal
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
487 if (tb.ty == TY.Tsarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
488 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
489 int dim2 = cast(int)(cast(TypeSArray)tb).dim.toInteger();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
490
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
491 //printf("dim from = %d, to = %d\n", se.len, dim2);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
492
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
493 // Changing dimensions
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
494 if (dim2 != se.len)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
495 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
496 // Copy when changing the string literal
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
497 uint newsz = se.sz;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
498 void *s;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
499 int d;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
500
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
501 d = (dim2 < se.len) ? dim2 : se.len;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
502 s = cast(ubyte*)GC.malloc((dim2 + 1) * newsz);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
503 memcpy(s, se.string_, d * newsz);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
504 // Extend with 0, add terminating 0
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
505 memset(cast(char*)s + d * newsz, 0, (dim2 + 1 - d) * newsz);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
506 se.string_ = s;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
507 se.len = dim2;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
508 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
509 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
510 se.type = t;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
511 return se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
512
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
513 Lcast:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
514 Expression e = new CastExp(loc, se, t);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
515 e.type = t; // so semantic() won't be run on e
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
516 return e;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
517 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
518
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
519 int compare(Object obj)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
520 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
521 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
522 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
523
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
524 bool isBool(bool result)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
525 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
526 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
527 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
528
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
529 uint charAt(size_t i)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
530 {
10
korDen
parents: 9 5
diff changeset
531 uint value;
korDen
parents: 9 5
diff changeset
532
korDen
parents: 9 5
diff changeset
533 switch (sz)
korDen
parents: 9 5
diff changeset
534 {
korDen
parents: 9 5
diff changeset
535 case 1:
korDen
parents: 9 5
diff changeset
536 value = (cast(ubyte *)string_)[i];
korDen
parents: 9 5
diff changeset
537 break;
korDen
parents: 9 5
diff changeset
538
korDen
parents: 9 5
diff changeset
539 case 2:
korDen
parents: 9 5
diff changeset
540 value = (cast(ushort *)string_)[i];
korDen
parents: 9 5
diff changeset
541 break;
korDen
parents: 9 5
diff changeset
542
korDen
parents: 9 5
diff changeset
543 case 4:
korDen
parents: 9 5
diff changeset
544 value = (cast(uint *)string_)[i];
korDen
parents: 9 5
diff changeset
545 break;
korDen
parents: 9 5
diff changeset
546
korDen
parents: 9 5
diff changeset
547 default:
korDen
parents: 9 5
diff changeset
548 assert(0);
korDen
parents: 9 5
diff changeset
549 break;
korDen
parents: 9 5
diff changeset
550 }
9
0ce5333b21b8 StringExp.toChars() implemented
korDen
parents: 4
diff changeset
551 return value;
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
552 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
553
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
554 void toCBuffer(OutBuffer buf, HdrGenState* hgs)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
555 {
10
korDen
parents: 9 5
diff changeset
556 buf.writeByte('"');
korDen
parents: 9 5
diff changeset
557 for (size_t i = 0; i < len; i++)
korDen
parents: 9 5
diff changeset
558 {
korDen
parents: 9 5
diff changeset
559 uint c = charAt(i);
korDen
parents: 9 5
diff changeset
560
korDen
parents: 9 5
diff changeset
561 switch (c)
korDen
parents: 9 5
diff changeset
562 {
korDen
parents: 9 5
diff changeset
563 case '"':
korDen
parents: 9 5
diff changeset
564 case '\\':
korDen
parents: 9 5
diff changeset
565 if (!hgs.console)
korDen
parents: 9 5
diff changeset
566 buf.writeByte('\\');
korDen
parents: 9 5
diff changeset
567 default:
korDen
parents: 9 5
diff changeset
568 if (c <= 0xFF)
korDen
parents: 9 5
diff changeset
569 {
korDen
parents: 9 5
diff changeset
570 if (c <= 0x7F && (isprint(c) || hgs.console))
korDen
parents: 9 5
diff changeset
571 buf.writeByte(c);
korDen
parents: 9 5
diff changeset
572 else
korDen
parents: 9 5
diff changeset
573 buf.printf("\\x%02x", c);
korDen
parents: 9 5
diff changeset
574 }
korDen
parents: 9 5
diff changeset
575 else if (c <= 0xFFFF)
korDen
parents: 9 5
diff changeset
576 buf.printf("\\x%02x\\x%02x", c & 0xFF, c >> 8);
korDen
parents: 9 5
diff changeset
577 else
korDen
parents: 9 5
diff changeset
578 buf.printf("\\x%02x\\x%02x\\x%02x\\x%02x", c & 0xFF, (c >> 8) & 0xFF, (c >> 16) & 0xFF, c >> 24);
korDen
parents: 9 5
diff changeset
579 break;
korDen
parents: 9 5
diff changeset
580 }
korDen
parents: 9 5
diff changeset
581 }
korDen
parents: 9 5
diff changeset
582 buf.writeByte('"');
korDen
parents: 9 5
diff changeset
583 if (postfix)
9
0ce5333b21b8 StringExp.toChars() implemented
korDen
parents: 4
diff changeset
584 buf.writeByte(postfix);
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
585 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
586
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
587 void toMangleBuffer(OutBuffer buf)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
588 {
20
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
589 char m;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
590 OutBuffer tmp = new OutBuffer();
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
591 string p;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
592 dchar c;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
593 size_t u;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
594 ubyte *q;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
595 uint qlen;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
596
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
597 /* Write string in UTF-8 format
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
598 */
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
599 switch (sz)
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
600 { case 1:
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
601 m = 'a';
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
602 q = cast(ubyte *)string_;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
603 qlen = len;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
604 break;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
605 case 2:
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
606 m = 'w';
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
607 for (u = 0; u < len; )
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
608 {
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
609 p = utf_decodeWchar(cast(wstring)string_[0..len], &u, &c);
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
610 if (p)
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
611 error("%s", p);
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
612 else
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
613 tmp.writeUTF8(c);
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
614 }
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
615 q = tmp.data;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
616 qlen = tmp.offset;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
617 break;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
618 case 4:
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
619 m = 'd';
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
620 for (u = 0; u < len; u++)
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
621 {
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
622 c = (cast(uint*)string_)[u];
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
623 if (!utf_isValidDchar(c))
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
624 error("invalid UCS-32 char \\U%08x", c);
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
625 else
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
626 tmp.writeUTF8(c);
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
627 }
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
628 q = tmp.data;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
629 qlen = tmp.offset;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
630 break;
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
631 default:
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
632 assert(0);
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
633 }
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
634 buf.writeByte(m);
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
635 buf.printf("%d_", qlen);
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
636 for (size_t i = 0; i < qlen; i++)
1628b221808d Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents: 11
diff changeset
637 buf.printf("%02x", q[i]);
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
638 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
639
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
640 elem* toElem(IRState* irs)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
641 {
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
642 elem* e;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
643 Type tb = type.toBasetype();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
644
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
645 static if (false) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
646 printf("StringExp.toElem() %s, type = %s\n", toChars(), type.toChars());
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
647 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
648
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
649 if (tb.ty == TY.Tarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
650 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
651 Symbol* si;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
652 dt_t* dt;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
653 StringTab* st;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
654
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
655 static if (false) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
656 printf("irs.m = %p\n", irs.m);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
657 printf(" m = %s\n", irs.m.toChars());
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
658 printf(" len = %d\n", len);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
659 printf(" sz = %d\n", sz);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
660 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
661 for (size_t i = 0; i < STSIZE; i++)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
662 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
663 st = &stringTab[(stidx + i) % STSIZE];
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
664 //if (!st.m) continue;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
665 //printf(" st.m = %s\n", st.m.toChars());
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
666 //printf(" st.len = %d\n", st.len);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
667 //printf(" st.sz = %d\n", st.sz);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
668 if (st.m is irs.m &&
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
669 st.si &&
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
670 st.len == len &&
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
671 st.sz == sz &&
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
672 memcmp(st.string_, string_, sz * len) == 0)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
673 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
674 //printf("use cached value\n");
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
675 si = st.si; // use cached value
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
676 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
677 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
678 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
679
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
680 stidx = (stidx + 1) % STSIZE;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
681 st = &stringTab[stidx];
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
682
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
683 dt = null;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
684 toDt(&dt);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
685
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
686 si = symbol_generate(SC.SCstatic, type_fake(TYM.TYdarray));
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
687 si.Sdt = dt;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
688 si.Sfl = FL.FLdata;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
689 version (ELFOBJ) {// Burton
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
690 si.Sseg = Segment.CDATA;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
691 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
692 version (MACHOBJ) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
693 si.Sseg = Segment.DATA;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
694 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
695 outdata(si);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
696
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
697 st.m = irs.m;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
698 st.si = si;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
699 st.string_ = string_;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
700 st.len = len;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
701 st.sz = sz;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
702 L1:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
703 e = el_var(si);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
704 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
705 else if (tb.ty == TY.Tsarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
706 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
707 Symbol *si;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
708 dt_t *dt = null;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
709
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
710 toDt(&dt);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
711 dtnzeros(&dt, sz); // leave terminating 0
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
712
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
713 si = symbol_generate(SC.SCstatic,type_allocn(TYM.TYarray, tschar));
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
714 si.Sdt = dt;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
715 si.Sfl = FL.FLdata;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
716
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
717 version (ELFOBJ_OR_MACHOBJ) { // Burton
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
718 si.Sseg = Segment.CDATA;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
719 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
720 outdata(si);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
721
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
722 e = el_var(si);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
723 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
724 else if (tb.ty == TY.Tpointer)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
725 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
726 e = el_calloc();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
727 e.Eoper = OPER.OPstring;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
728 static if (true) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
729 // Match MEM_PH_FREE for OPstring in ztc\el.c
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
730 e.EV.ss.Vstring = cast(char*)malloc((len + 1) * sz); /// !
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
731 memcpy(e.EV.ss.Vstring, string_, (len + 1) * sz);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
732 } else {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
733 e.EV.ss.Vstring = cast(char*)string_;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
734 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
735 e.EV.ss.Vstrlen = (len + 1) * sz;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
736 e.Ety = TYM.TYnptr;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
737 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
738 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
739 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
740 writef("type is %s\n", type.toChars());
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
741 assert(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
742 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
743 el_setLoc(e,loc);
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
744 return e;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
745 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
746
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
747 dt_t** toDt(dt_t** pdt)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
748 {
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
749 //printf("StringExp.toDt() '%s', type = %s\n", toChars(), type.toChars());
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
750 Type t = type.toBasetype();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
751
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
752 // BUG: should implement some form of static string pooling
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
753 switch (t.ty)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
754 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
755 case TY.Tarray:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
756 dtdword(pdt, len);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
757 pdt = dtabytes(pdt, TYM.TYnptr, 0, (len + 1) * sz, cast(char*)string_);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
758 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
759
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
760 case TY.Tsarray:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
761 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
762 TypeSArray tsa = cast(TypeSArray)type;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
763 long dim;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
764
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
765 pdt = dtnbytes(pdt, len * sz, cast(const(char)*)string_);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
766 if (tsa.dim)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
767 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
768 dim = tsa.dim.toInteger();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
769 if (len < dim)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
770 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
771 // Pad remainder with 0
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
772 pdt = dtnzeros(pdt, cast(uint)((dim - len) * tsa.next.size()));
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
773 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
774 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
775 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
776 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
777
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
778 case TY.Tpointer:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
779 pdt = dtabytes(pdt, TYM.TYnptr, 0, (len + 1) * sz, cast(char*)string_);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
780 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
781
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
782 default:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
783 writef("StringExp.toDt(type = %s)\n", type.toChars());
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
784 assert(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
785 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
786
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
787 return pdt;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
788 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
789 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
790