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annotate dmd/StringExp.d @ 5:63623152e82a

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Fixed memory corruption bug which was introduced when attempting to restore GC functionality
author dkoroskin <>
date Tue, 08 Dec 2009 21:39:17 +0300
parents d706d958e4e8
children 661073dd5661
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5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
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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.OutBuffer;
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14 import dmd.Loc;
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15 import dmd.Scope;
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16 import dmd.IRState;
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17 import dmd.StringExp;
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18 import dmd.HdrGenState;
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19 import dmd.Utf;
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20 import dmd.backend.dt_t;
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21 import dmd.backend.Symbol;
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22 import dmd.backend.StringTab;
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23 import dmd.backend.Util;
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24 import dmd.backend.SC;
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25 import dmd.backend.TYM;
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26 import dmd.backend.FL;
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27 import dmd.backend.TYPE;
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28 import dmd.backend.OPER;
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29
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30 import core.memory;
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31
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32 import core.stdc.string;
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33 import core.stdc.stdlib;
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34
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35 class StringExp : Expression
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36 {
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37 void* string_; // char, wchar, or dchar data
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38 size_t len; // number of chars, wchars, or dchars
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39 ubyte sz; // 1: char, 2: wchar, 4: dchar
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40 ubyte committed; // !=0 if type is committed
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41 ubyte postfix; // 'c', 'w', 'd'
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42
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43 this(Loc loc, string s)
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44 {
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45 this(loc, s, 0);
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46 }
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47
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48 this(Loc loc, string s, ubyte postfix)
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49 {
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50 super(loc, TOK.TOKstring, StringExp.sizeof);
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51
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52 this.string_ = cast(void*)s.ptr;
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53 this.len = s.length;
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54 this.sz = 1;
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55 this.committed = 0;
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56 this.postfix = postfix;
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57 }
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58
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59 int equals(Object o)
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60 {
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61 assert(false);
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62 }
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63
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64 string toChars()
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65 {
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66 assert(false);
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67 }
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68
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69 Expression semantic(Scope sc)
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70 {
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71 version (LOGSEMANTIC) {
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72 printf("StringExp.semantic() %s\n", toChars());
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73 }
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74 if (!type)
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75 {
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76 scope OutBuffer buffer = new OutBuffer();
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77 size_t newlen = 0;
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78 string p;
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79 size_t u;
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80 dchar c;
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81
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82 switch (postfix)
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83 {
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84 case 'd':
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85 for (u = 0; u < len;)
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86 {
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87 p = utf_decodeChar(cast(string)string_[0..len], &u, &c);
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88 if (p !is null)
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89 {
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90 error("%s", p);
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91 break;
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92 }
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93 else
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94 {
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95 buffer.write4(c);
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96 newlen++;
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97 }
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98 }
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99 buffer.write4(0);
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100 string_ = buffer.extractData();
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101 len = newlen;
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102 sz = 4;
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103 //type = new TypeSArray(Type.tdchar, new IntegerExp(loc, len, Type.tindex));
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104 type = new TypeDArray(Type.tdchar.invariantOf());
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105 committed = 1;
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106 break;
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107
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108 case 'w':
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109 for (u = 0; u < len;)
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110 {
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111 p = utf_decodeChar(cast(string)string_[0..len], &u, &c);
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112 if (p !is null)
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113 {
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114 error("%s", p);
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115 break;
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116 }
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117 else
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118 {
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119 buffer.writeUTF16(c);
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120 newlen++;
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121 if (c >= 0x10000)
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122 newlen++;
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123 }
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124 }
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125 buffer.writeUTF16(0);
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126 string_ = buffer.extractData();
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127 len = newlen;
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128 sz = 2;
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129 //type = new TypeSArray(Type.twchar, new IntegerExp(loc, len, Type.tindex));
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130 type = new TypeDArray(Type.twchar.invariantOf());
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131 committed = 1;
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132 break;
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133
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134 case 'c':
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135 committed = 1;
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136 default:
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137 //type = new TypeSArray(Type.tchar, new IntegerExp(loc, len, Type.tindex));
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138 type = new TypeDArray(Type.tchar.invariantOf());
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139 break;
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140 }
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141 type = type.semantic(loc, sc);
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142 //type = type.invariantOf();
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143 //printf("type = %s\n", type.toChars());
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144 }
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145 return this;
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146 }
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147
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148 Expression interpret(InterState* istate)
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149 {
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150 assert(false);
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151 }
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152
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153 size_t length()
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154 {
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155 assert(false);
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156 }
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157
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158 StringExp toUTF8(Scope sc)
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159 {
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160 assert(false);
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161 }
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162
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163 Expression implicitCastTo(Scope sc, Type t)
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164 {
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165 //printf("StringExp.implicitCastTo(%s of type %s) => %s\n", toChars(), type.toChars(), t.toChars());
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166 ubyte committed = this.committed;
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167 Expression e = Expression.implicitCastTo(sc, t);
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168 if (e.op == TOK.TOKstring)
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169 {
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170 // Retain polysemous nature if it started out that way
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171 (cast(StringExp)e).committed = committed;
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172 }
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173 return e;
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174 }
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175
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176 MATCH implicitConvTo(Type t)
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177 {
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178 MATCH m;
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179
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180 static if (false) {
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181 printf("StringExp.implicitConvTo(this=%s, committed=%d, type=%s, t=%s)\n",
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182 toChars(), committed, type.toChars(), t.toChars());
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183 }
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
184 if (!committed)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
185 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
186 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
187 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
188 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
189 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
190 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
dkoroskin <>
parents: 4
diff changeset
191 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
192 TY tyn = type.nextOf().ty;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
193 if (tyn == TY.Tchar || tyn == TY.Twchar || tyn == TY.Tdchar)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
194 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
195 Type tn;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
196 MATCH mm;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
197
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
198 switch (t.ty)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
199 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
200 case TY.Tsarray:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
201 if (type.ty == TY.Tsarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
202 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
203 if ((cast(TypeSArray)type).dim.toInteger() !=
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
204 (cast(TypeSArray)t).dim.toInteger())
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
205 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
206 TY tynto = t.nextOf().ty;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
207 if (tynto == TY.Tchar || tynto == TY.Twchar || tynto == TY.Tdchar)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
208 return MATCH.MATCHexact;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
209 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
210 else if (type.ty == TY.Tarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
211 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
212 if (length() > (cast(TypeSArray)t).dim.toInteger())
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
213 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
214 TY tynto = t.nextOf().ty;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
215 if (tynto == TY.Tchar || tynto == TY.Twchar || tynto == TY.Tdchar)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
216 return MATCH.MATCHexact;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
217 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
218 case TY.Tarray:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
219 case TY.Tpointer:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
220 tn = t.nextOf();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
221 mm = MATCH.MATCHexact;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
222 if (type.nextOf().mod != tn.mod)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
223 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
224 if (!tn.isConst())
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
225 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
226 mm = MATCH.MATCHconst;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
227 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
228 switch (tn.ty)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
229 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
230 case TY.Tchar:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
231 case TY.Twchar:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
232 case TY.Tdchar:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
233 return mm;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
234 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
235 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
236 default:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
237 break; ///
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
238 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
239 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
240 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
241 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
242 return Expression.implicitConvTo(t);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
243 static if (false) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
244 m = cast(MATCH)type.implicitConvTo(t);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
245 if (m)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
246 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
247 return m;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
248 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
249
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
250 return MATCH.MATCHnomatch;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
251 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
252 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
253
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
254 static uint X(TY tf, TY tt) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
255 return ((tf) * 256 + (tt));
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
256 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
257
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
258 Expression castTo(Scope sc, Type t)
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
259 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
260 /* This follows copy-on-write; any changes to 'this'
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
261 * will result in a copy.
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
262 * The this.string member is considered immutable.
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
263 */
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
264 StringExp se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
265 Type tb;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
266 int copied = 0;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
267
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
268 //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
dkoroskin <>
parents: 4
diff changeset
269
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
270 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
271 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
272 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
273 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
274
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
275 se = this;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
276 if (!committed)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
277 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
278 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
279 se.committed = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
280 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
281 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
282
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
283 if (type == t)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
284 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
285 return se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
286 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
287
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
288 tb = t.toBasetype();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
289 //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
290 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
291 return Expression.castTo(sc, t);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
292
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
293 Type typeb = type.toBasetype();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
294 if (typeb == tb)
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 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
297 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
298 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
299 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
300 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
301 se.type = t;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
302 return se;
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 (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
306 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
307 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
308 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
309 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
310 se.committed = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
311 se.type = t;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
312 return se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
313 }
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 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
316 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
317 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
318 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
319 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
320 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
321 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
322 goto Lcast;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
323 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
324 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
325 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
326 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
327 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
328 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
329 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
330 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
331 goto Lcast;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
332 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
333
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
334 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
335 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
336 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
337 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
338 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
339 copied = 1;
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
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
342 if (tb.ty == TY.Tsarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
343 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
344 se.type = t;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
345 return se;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
346 }
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 (committed)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
349 goto Lcast;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
350
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
351 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
352 scope OutBuffer buffer = new OutBuffer();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
353 size_t newlen = 0;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
354 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
355 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
356 switch (X(tfty, ttty))
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 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
359 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
360 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
361 break;
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 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
364 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
365 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
366 dchar c;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
367 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
368 if (p !is null)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
369 error("%s", p);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
370 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
371 buffer.writeUTF16(c);
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 newlen = buffer.offset / 2;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
374 buffer.writeUTF16(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
375 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
376
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
377 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
378 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
379 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
380 dchar c;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
381 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
382 if (p !is null)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
383 error("%s", p);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
384 buffer.write4(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
385 newlen++;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
386 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
387 buffer.write4(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
388 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
389
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
390 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
391 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
392 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
393 dchar c;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
394 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
395 if (p)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
396 error("%s", p);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
397 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
398 buffer.writeUTF8(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
399 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
400 newlen = buffer.offset;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
401 buffer.writeUTF8(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
402 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
403
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
404 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
405 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
406 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
407 dchar c;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
408 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
409 if (p)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
410 error("%s", p);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
411 buffer.write4(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
412 newlen++;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
413 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
414 buffer.write4(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
415 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
416
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
417 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
418 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
419 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
420 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
421 if (!utf_isValidDchar(c))
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
422 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
423 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
424 buffer.writeUTF8(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
425 newlen++;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
426 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
427 newlen = buffer.offset;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
428 buffer.writeUTF8(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
429 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
430
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
431 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
432 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
433 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
434 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
435 if (!utf_isValidDchar(c))
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
436 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
437 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
438 buffer.writeUTF16(c);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
439 newlen++;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
440 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
441 newlen = buffer.offset / 2;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
442 buffer.writeUTF16(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
443 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
444
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
445 L1:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
446 if (!copied)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
447 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
448 se = cast(StringExp)copy();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
449 copied = 1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
450 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
451 se.string_ = buffer.extractData();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
452 se.len = newlen;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
453 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
454 break;
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 default:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
457 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
458 goto Lcast;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
459 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
460 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
461 L2:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
462 assert(copied);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
463
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
464 // 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
465 if (tb.ty == TY.Tsarray)
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 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
468
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
469 //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
470
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
471 // Changing dimensions
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
472 if (dim2 != se.len)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
473 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
474 // 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
475 uint newsz = se.sz;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
476 void *s;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
477 int d;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
478
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
479 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
480 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
481 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
482 // 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
483 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
484 se.string_ = s;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
485 se.len = dim2;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
486 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
487 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
488 se.type = t;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
489 return se;
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 Lcast:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
492 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
493 e.type = t; // so semantic() won't be run on e
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
494 return e;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
495 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
496
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
497 int compare(Object obj)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
498 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
499 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
500 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
501
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
502 bool isBool(bool result)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
503 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
504 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
505 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
506
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
507 uint charAt(size_t i)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
508 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
509 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
510 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
511
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
512 void toCBuffer(OutBuffer buf, HdrGenState* hgs)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
513 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
514 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
515 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
516
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
517 void toMangleBuffer(OutBuffer buf)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
518 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
519 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
520 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
521
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
522 elem* toElem(IRState* irs)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
523 {
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
524 elem* e;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
525 Type tb = type.toBasetype();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
526
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
527 static if (false) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
528 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
529 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
530
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
531 if (tb.ty == TY.Tarray)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
532 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
533 Symbol* si;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
534 dt_t* dt;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
535 StringTab* st;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
536
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
537 static if (false) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
538 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
539 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
540 printf(" len = %d\n", len);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
541 printf(" sz = %d\n", sz);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
542 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
543 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
544 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
545 st = &stringTab[(stidx + i) % STSIZE];
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
546 //if (!st.m) continue;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
547 //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
548 //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
549 //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
550 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
551 st.si &&
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
552 st.len == len &&
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
553 st.sz == sz &&
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
554 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
555 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
556 //printf("use cached value\n");
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
557 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
558 goto L1;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
559 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
560 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
561
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
562 stidx = (stidx + 1) % STSIZE;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
563 st = &stringTab[stidx];
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
564
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
565 dt = null;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
566 toDt(&dt);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
567
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
568 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
569 si.Sdt = dt;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
570 si.Sfl = FL.FLdata;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
571 version (ELFOBJ) {// Burton
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
572 si.Sseg = Segment.CDATA;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
573 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
574 version (MACHOBJ) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
575 si.Sseg = Segment.DATA;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
576 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
577 outdata(si);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
578
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
579 st.m = irs.m;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
580 st.si = si;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
581 st.string_ = string_;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
582 st.len = len;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
583 st.sz = sz;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
584 L1:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
585 e = el_var(si);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
586 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
587 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
588 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
589 Symbol *si;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
590 dt_t *dt = null;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
591
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
592 toDt(&dt);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
593 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
594
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
595 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
596 si.Sdt = dt;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
597 si.Sfl = FL.FLdata;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
598
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
599 version (ELFOBJ_OR_MACHOBJ) { // Burton
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
600 si.Sseg = Segment.CDATA;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
601 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
602 outdata(si);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
603
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
604 e = el_var(si);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
605 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
606 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
607 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
608 e = el_calloc();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
609 e.Eoper = OPER.OPstring;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
610 static if (true) {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
611 // 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
612 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
613 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
614 } else {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
615 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
616 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
617 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
618 e.Ety = TYM.TYnptr;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
619 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
620 else
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
621 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
622 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
623 assert(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
624 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
625 el_setLoc(e,loc);
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
626 return e;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
627 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
628
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
629 dt_t** toDt(dt_t** pdt)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
630 {
5
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
631 //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
632 Type t = type.toBasetype();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
633
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
634 // 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
635 switch (t.ty)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
636 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
637 case TY.Tarray:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
638 dtdword(pdt, len);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
639 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
640 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
641
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
642 case TY.Tsarray:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
643 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
644 TypeSArray tsa = cast(TypeSArray)type;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
645 long dim;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
646
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
647 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
648 if (tsa.dim)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
649 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
650 dim = tsa.dim.toInteger();
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
651 if (len < dim)
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
652 {
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
653 // Pad remainder with 0
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
654 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
655 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
656 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
657 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
658 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
659
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
660 case TY.Tpointer:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
661 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
662 break;
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
663
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
664 default:
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
665 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
666 assert(0);
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
667 }
63623152e82a Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents: 4
diff changeset
668
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
669 return pdt;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
670 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
671 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
672