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annotate dmd/StorageClassDeclaration.d @ 179:cd48cb899aee

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Updated to dmd2.040
author korDen
date Sun, 17 Oct 2010 20:56:07 +0400
parents e3afd1303184
children b0d41ff5e0df
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1 module dmd.StorageClassDeclaration;
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2
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3 import dmd.common;
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4 import dmd.AttribDeclaration;
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5 import dmd.Array;
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6 import dmd.TOK;
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7 import dmd.Token;
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8 import dmd.Scope;
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9 import dmd.Dsymbol;
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10 import dmd.OutBuffer;
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11 import dmd.HdrGenState;
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12 import dmd.STC;
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13 import dmd.Id;
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14 import dmd.Identifier;
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15
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16 class StorageClassDeclaration: AttribDeclaration
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17 {
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18 StorageClass stc;
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19
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20 this(StorageClass stc, Dsymbols decl)
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21 {
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22 register();
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23 super(decl);
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24
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25 this.stc = stc;
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26 }
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27
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28 override Dsymbol syntaxCopy(Dsymbol s)
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29 {
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30 StorageClassDeclaration scd;
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31
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32 assert(!s);
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33 scd = new StorageClassDeclaration(stc, Dsymbol.arraySyntaxCopy(decl));
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34 return scd;
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35 }
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36
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37 override void setScope(Scope sc)
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38 {
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39 if (decl)
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40 {
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41 StorageClass scstc = sc.stc;
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42
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43 /* These sets of storage classes are mutually exclusive,
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44 * so choose the innermost or most recent one.
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45 */
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46 if (stc & (STC.STCauto | STC.STCscope | STC.STCstatic | STC.STCextern | STC.STCmanifest))
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47 scstc &= ~(STC.STCauto | STC.STCscope | STC.STCstatic | STC.STCextern | STC.STCmanifest);
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48 if (stc & (STC.STCauto | STC.STCscope | STC.STCstatic | STC.STCtls | STC.STCmanifest | STC.STCgshared))
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49 scstc &= ~(STC.STCauto | STC.STCscope | STC.STCstatic | STC.STCtls | STC.STCmanifest | STC.STCgshared);
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50 if (stc & (STC.STCconst | STC.STCimmutable | STC.STCmanifest))
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51 scstc &= ~(STC.STCconst | STC.STCimmutable | STC.STCmanifest);
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52 if (stc & (STC.STCgshared | STC.STCshared | STC.STCtls))
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53 scstc &= ~(STC.STCgshared | STC.STCshared | STC.STCtls);
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54 if (stc & (STCsafe | STCtrusted | STCsystem))
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55 scstc &= ~(STCsafe | STCtrusted | STCsystem);
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56 scstc |= stc;
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57
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58 setScopeNewSc(sc, scstc, sc.linkage, sc.protection, sc.explicitProtection, sc.structalign);
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59 }
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60 }
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61
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62 override void semantic(Scope sc)
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63 {
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64 if (decl)
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65 {
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66 StorageClass scstc = sc.stc;
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67
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68 /* These sets of storage classes are mutually exclusive,
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69 * so choose the innermost or most recent one.
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70 */
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71 if (stc & (STC.STCauto | STC.STCscope | STC.STCstatic | STC.STCextern | STC.STCmanifest))
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72 scstc &= ~(STC.STCauto | STC.STCscope | STC.STCstatic | STC.STCextern | STC.STCmanifest);
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73 if (stc & (STC.STCauto | STC.STCscope | STC.STCstatic | STC.STCtls | STC.STCmanifest | STC.STCgshared))
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74 scstc &= ~(STC.STCauto | STC.STCscope | STC.STCstatic | STC.STCtls | STC.STCmanifest | STC.STCgshared);
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75 if (stc & (STC.STCconst | STC.STCimmutable | STC.STCmanifest))
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76 scstc &= ~(STC.STCconst | STC.STCimmutable | STC.STCmanifest);
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77 if (stc & (STC.STCgshared | STC.STCshared | STC.STCtls))
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78 scstc &= ~(STC.STCgshared | STC.STCshared | STC.STCtls);
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79 if (stc & (STCsafe | STCtrusted | STCsystem))
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80 scstc &= ~(STCsafe | STCtrusted | STCsystem);
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81 scstc |= stc;
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82
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83 semanticNewSc(sc, scstc, sc.linkage, sc.protection, sc.explicitProtection, sc.structalign);
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84 }
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85 }
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86
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87 override void toCBuffer(OutBuffer buf, HdrGenState* hgs)
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88 {
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89 assert(false);
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90 }
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91
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92 static void stcToCBuffer(OutBuffer buf, StorageClass stc)
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93 {
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94 struct SCstring
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95 {
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96 StorageClass stc;
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97 TOK tok;
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98 };
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99
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100 enum SCstring[] table =
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101 [
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102 { STCauto, TOKauto },
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103 { STCscope, TOKscope },
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104 { STCstatic, TOKstatic },
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105 { STCextern, TOKextern },
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106 { STCconst, TOKconst },
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107 { STCfinal, TOKfinal },
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108 { STCabstract, TOKabstract },
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109 { STCsynchronized, TOKsynchronized },
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110 { STCdeprecated, TOKdeprecated },
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111 { STCoverride, TOKoverride },
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112 { STClazy, TOKlazy },
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113 { STCalias, TOKalias },
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114 { STCout, TOKout },
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115 { STCin, TOKin },
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116 ///version (DMDV2) {
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117 { STCimmutable, TOKimmutable },
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118 { STCshared, TOKshared },
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119 { STCnothrow, TOKnothrow },
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120 { STCpure, TOKpure },
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121 { STCref, TOKref },
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122 { STCtls, TOKtls },
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123 { STCgshared, TOKgshared },
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124 { STCproperty, TOKat },
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125 { STCsafe, TOKat },
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126 { STCtrusted, TOKat },
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127 { STCdisable, TOKat },
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128 ///}
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129 ];
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130
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131 for (int i = 0; i < table.length; i++)
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132 {
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133 if (stc & table[i].stc)
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134 {
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135 enum TOK tok = table[i].tok;
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136 if (tok == TOKat)
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137 { Identifier id;
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138
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139 if (stc & STCproperty)
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140 id = Id.property;
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141 else if (stc & STCsafe)
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142 id = Id.safe;
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143 else if (stc & STCtrusted)
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144 id = Id.trusted;
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145 else if (stc & STCdisable)
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146 id = Id.disable;
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147 else
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148 assert(0);
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149 buf.writestring(id.toChars());
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150 }
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151 else
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152 buf.writestring(Token.toChars(tok));
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153 buf.writeByte(' ');
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154 }
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155 }
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156 }
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157 }