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annotate dmd2/module.h @ 1526:54b3c1394d62

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Merged dmdfe 2.031.
author Robert Clipsham <robert@octarineparrot.com>
date Tue, 07 Jul 2009 02:26:11 +0100
parents 638d16625da2
children 61f12f4651b5
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1
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2 // Compiler implementation of the D programming language
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3 // Copyright (c) 1999-2008 by Digital Mars
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4 // All Rights Reserved
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5 // written by Walter Bright
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6 // http://www.digitalmars.com
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7 // License for redistribution is by either the Artistic License
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8 // in artistic.txt, or the GNU General Public License in gnu.txt.
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9 // See the included readme.txt for details.
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10
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11 #ifndef DMD_MODULE_H
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12 #define DMD_MODULE_H
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13
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14 #ifdef __DMC__
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15 #pragma once
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16 #endif /* __DMC__ */
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17
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18 #include "root.h"
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19 #include "dsymbol.h"
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20
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21 struct ModuleInfoDeclaration;
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22 struct ClassDeclaration;
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23 struct ModuleDeclaration;
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24 struct Macro;
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25 struct Escape;
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26 struct VarDeclaration;
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27 struct Library;
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28
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29 // Back end
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30 #if IN_LLVM
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31 class Ir;
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32 struct DValue;
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33 typedef DValue elem;
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34 namespace llvm { class Module; }
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35 #else
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36
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37 #ifdef IN_GCC
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38 union tree_node; typedef union tree_node elem;
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39 #else
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40 struct elem;
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41 #endif
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42 #endif
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43
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44 struct Package : ScopeDsymbol
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45 {
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46 Package(Identifier *ident);
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47 const char *kind();
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48
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49 static DsymbolTable *resolve(Array *packages, Dsymbol **pparent, Package **ppkg);
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50
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51 Package *isPackage() { return this; }
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52
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53 virtual void semantic(Scope *sc) { }
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54 };
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55
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56 struct Module : Package
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57 {
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58 static Module *rootModule;
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59 static DsymbolTable *modules; // symbol table of all modules
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60 static Array amodules; // array of all modules
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61 static Array deferred; // deferred Dsymbol's needing semantic() run on them
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62 static unsigned dprogress; // progress resolving the deferred list
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63 static void init();
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64
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65 static ClassDeclaration *moduleinfo;
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66
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67
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68 const char *arg; // original argument name
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69 ModuleDeclaration *md; // if !NULL, the contents of the ModuleDeclaration declaration
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70 File *srcfile; // input source file
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71
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72 File *objfile; // output object file
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73 File *docfile; // output doc file
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74 File *hdrfile; // output hdr file
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75
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76 unsigned errors; // if any errors in file
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77 unsigned numlines; // number of lines in source file
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78 int isHtml; // if it is an HTML file
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79 int isDocFile; // if it is a documentation input file, not D source
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80 int needmoduleinfo;
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81 #ifdef IN_GCC
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82 int strictlyneedmoduleinfo;
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83 #endif
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84
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85 int selfimports; // 0: don't know, 1: does not, 2: does
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86 int selfImports(); // returns !=0 if module imports itself
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87
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88 int insearch;
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89 Identifier *searchCacheIdent;
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90 Dsymbol *searchCacheSymbol; // cached value of search
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91 int searchCacheFlags; // cached flags
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92
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93 int semanticstarted; // has semantic() been started?
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94 int semanticRun; // has semantic() been done?
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95 int root; // != 0 if this is a 'root' module,
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96 // i.e. a module that will be taken all the
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97 // way to an object file
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98 Module *importedFrom; // module from command line we're imported from,
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99 // i.e. a module that will be taken all the
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100 // way to an object file
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101
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102 Array *decldefs; // top level declarations for this Module
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103
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104 Array aimports; // all imported modules
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105
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106 ModuleInfoDeclaration *vmoduleinfo;
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107
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108 unsigned debuglevel; // debug level
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109 Array *debugids; // debug identifiers
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110 Array *debugidsNot; // forward referenced debug identifiers
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111
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112 unsigned versionlevel; // version level
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113 Array *versionids; // version identifiers
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114 Array *versionidsNot; // forward referenced version identifiers
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115
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116 Macro *macrotable; // document comment macros
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117 Escape *escapetable; // document comment escapes
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118 bool safe; // TRUE if module is marked as 'safe'
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119
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120 int doDocComment; // enable generating doc comments for this module
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121 int doHdrGen; // enable generating header file for this module
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122
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123 Module(char *arg, Identifier *ident, int doDocComment, int doHdrGen);
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124 ~Module();
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125
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126 static Module *load(Loc loc, Array *packages, Identifier *ident);
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127
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128 void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
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129 const char *kind();
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130 #if !IN_LLVM
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131 void setDocfile(); // set docfile member
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132 #endif
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133 void read(Loc loc); // read file
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134 #if IN_GCC
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135 void parse(bool dump_source = false); // syntactic parse
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136 #else
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137 void parse(); // syntactic parse
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138 #endif
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139 void semantic(Scope* unused_sc = NULL); // semantic analysis
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140 void semantic2(Scope* unused_sc = NULL); // pass 2 semantic analysis
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141 void semantic3(Scope* unused_sc = NULL); // pass 3 semantic analysis
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142 void inlineScan(); // scan for functions to inline
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143 #if !IN_LLVM
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144 void setHdrfile(); // set hdrfile member
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145 #endif
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146 #ifdef _DH
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147 void genhdrfile(); // generate D import file
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148 #endif
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149 // void gensymfile();
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150 void gendocfile();
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151 int needModuleInfo();
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152 Dsymbol *search(Loc loc, Identifier *ident, int flags);
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153 void deleteObjFile();
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154 void addDeferredSemantic(Dsymbol *s);
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155 void runDeferredSemantic();
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156 int imports(Module *m);
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157
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158 // Back end
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159 #if IN_DMD
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160 int doppelganger; // sub-module
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161 Symbol *cov; // private uint[] __coverage;
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162 unsigned *covb; // bit array of valid code line numbers
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163
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164 Symbol *sictor; // module order independent constructor
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165 Symbol *sctor; // module constructor
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166 Symbol *sdtor; // module destructor
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167 Symbol *stest; // module unit test
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168
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169 Symbol *sfilename; // symbol for filename
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170
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171 Symbol *massert; // module assert function
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172 Symbol *toModuleAssert(); // get module assert function
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173
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174 Symbol *marray; // module array bounds function
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175 Symbol *toModuleArray(); // get module array bounds function
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176
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177
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178 static Symbol *gencritsec();
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179 elem *toEfilename();
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180 elem *toEmodulename();
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181
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182 Symbol *toSymbol();
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183 #endif
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184 void genmoduleinfo();
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185
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186 #if IN_LLVM
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187 // LDC
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188 llvm::Module* genLLVMModule(Ir* sir);
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189 void buildTargetFiles();
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190 File* buildFilePath(const char* forcename, const char* path, const char* ext);
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191 Module *isModule() { return this; }
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192
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193 bool llvmForceLogging;
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194
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195 // array ops emitted in this module already
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196 StringTable arrayfuncs;
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197 #endif
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198 };
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199
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200
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201 struct ModuleDeclaration
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202 {
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203 Identifier *id;
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204 Array *packages; // array of Identifier's representing packages
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205 bool safe;
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206
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207 ModuleDeclaration(Array *packages, Identifier *id, bool safe);
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208
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209 char *toChars();
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210 };
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211
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212 #endif /* DMD_MODULE_H */