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annotate gen/toobj.cpp @ 125:c42d245468ea trunk

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[svn r129] Started AA literals. Fixed #15, passing -O will now invoke the optimizer before writing bitcode.
author lindquist
date Wed, 28 Nov 2007 04:52:35 +0100
parents 9c79b61fb638
children 8096ba7082db
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1
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1
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2 // Copyright (c) 1999-2004 by Digital Mars
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3 // All Rights Reserved
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4 // written by Walter Bright
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5 // www.digitalmars.com
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6 // License for redistribution is by either the Artistic License
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7 // in artistic.txt, or the GNU General Public License in gnu.txt.
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8 // See the included readme.txt for details.
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9
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10 #include <cstddef>
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11 #include <iostream>
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12 #include <fstream>
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13
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14 #include "gen/llvm.h"
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15 #include "llvm/Analysis/Verifier.h"
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16 #include "llvm/Bitcode/ReaderWriter.h"
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17 #include "llvm/Target/TargetMachine.h"
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18 #include "llvm/Target/TargetMachineRegistry.h"
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19
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20 #include "mars.h"
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21 #include "module.h"
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22 #include "mtype.h"
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23 #include "declaration.h"
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24 #include "statement.h"
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25 #include "enum.h"
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26 #include "aggregate.h"
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27 #include "init.h"
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28 #include "attrib.h"
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29 #include "id.h"
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30 #include "import.h"
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31 #include "template.h"
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32 #include "scope.h"
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33
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34 #include "gen/irstate.h"
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35 #include "gen/logger.h"
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36 #include "gen/tollvm.h"
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37 #include "gen/arrays.h"
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38 #include "gen/structs.h"
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39 #include "gen/classes.h"
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40 #include "gen/functions.h"
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41 #include "gen/todebug.h"
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42 #include "gen/runtime.h"
1
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43
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44 //////////////////////////////////////////////////////////////////////////////////////////
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45
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46 // in gen/optimize.cpp
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47 void llvmdc_optimize_module(llvm::Module* m, char lvl, bool doinline);
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48
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49 //////////////////////////////////////////////////////////////////////////////////////////
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50
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51 void Module::genobjfile()
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52 {
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53 Logger::cout() << "Generating module: " << (md ? md->toChars() : toChars()) << '\n';
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54 LOG_SCOPE;
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55
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56 // start by deleting the old object file
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57 deleteObjFile();
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58
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59 // create a new ir state
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60 IRState ir;
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61 gIR = &ir;
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62 ir.dmodule = this;
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63
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64 // name the module
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65 std::string mname(toChars());
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66 if (md != 0)
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67 mname = md->toChars();
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68 ir.module = new llvm::Module(mname);
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69
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70 // set target stuff
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71 std::string target_triple(global.params.tt_arch);
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72 target_triple.append(global.params.tt_os);
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73 ir.module->setTargetTriple(target_triple);
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74 ir.module->setDataLayout(global.params.data_layout);
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75
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76 // heavily inspired by tools/llc/llc.cpp:200-230
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77 const llvm::TargetMachineRegistry::Entry* targetEntry;
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78 std::string targetError;
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79 targetEntry = llvm::TargetMachineRegistry::getClosestStaticTargetForModule(*ir.module, targetError);
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80 assert(targetEntry && "Failed to find a static target for module");
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81 std::auto_ptr<llvm::TargetMachine> targetPtr(targetEntry->CtorFn(*ir.module, "")); // TODO: replace "" with features
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82 assert(targetPtr.get() && "Could not allocate target machine!");
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83 llvm::TargetMachine &targetMachine = *targetPtr.get();
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84 gTargetData = targetMachine.getTargetData();
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85
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86 // debug info
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87 if (global.params.symdebug) {
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88 RegisterDwarfSymbols(ir.module);
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89 ir.dmodule->llvmCompileUnit = DtoDwarfCompileUnit(this,true);
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90 }
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91
103
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92 // start out by providing opaque for the built-in class types
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93 if (!ClassDeclaration::object->type->llvmType)
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94 ClassDeclaration::object->type->llvmType = new llvm::PATypeHolder(llvm::OpaqueType::get());
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95
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96 if (!Type::typeinfo->type->llvmType)
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97 Type::typeinfo->type->llvmType = new llvm::PATypeHolder(llvm::OpaqueType::get());
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98
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99 if (!ClassDeclaration::classinfo->type->llvmType)
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100 ClassDeclaration::classinfo->type->llvmType = new llvm::PATypeHolder(llvm::OpaqueType::get());
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101
106
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102 /*if (!Type::typeinfoclass->type->llvmType)
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103 Type::typeinfoclass->type->llvmType = new llvm::PATypeHolder(llvm::OpaqueType::get());*/
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104
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105 // process module members
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106 for (int k=0; k < members->dim; k++) {
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107 Dsymbol* dsym = (Dsymbol*)(members->data[k]);
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108 assert(dsym);
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109 dsym->toObjFile();
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110 }
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111
102
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112 // main driver loop
116
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113 DtoEmptyAllLists();
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114 // generate ModuleInfo
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115 genmoduleinfo();
116
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116 // do this again as moduleinfo might have pulled something in!
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117 DtoEmptyAllLists();
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118
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119 // emit the llvm main function if necessary
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120 if (ir.emitMain) {
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121 DtoMain();
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122 }
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123
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124 // verify the llvm
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125 if (!global.params.novalidate) {
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126 std::string verifyErr;
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127 Logger::println("Verifying module...");
117
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128 LOG_SCOPE;
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129 if (llvm::verifyModule(*ir.module,llvm::ReturnStatusAction,&verifyErr))
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130 {
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131 error("%s", verifyErr.c_str());
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132 fatal();
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133 }
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134 else {
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135 Logger::println("Verification passed!");
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136 }
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137 }
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138
125
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139 // run optimizer
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140 if (global.params.optimize) {
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141 llvmdc_optimize_module(ir.module, global.params.optimizeLevel, global.params.useInline);
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142 }
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143
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144 // write bytecode
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145 {
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146 Logger::println("Writing LLVM bitcode\n");
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147 std::ofstream bos(bcfile->name->toChars(), std::ios::binary);
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148 llvm::WriteBitcodeToFile(ir.module, bos);
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149 }
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150
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151 // disassemble ?
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152 if (global.params.disassemble) {
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153 Logger::println("Writing LLVM asm to: %s\n", llfile->name->toChars());
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154 std::ofstream aos(llfile->name->toChars());
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155 ir.module->print(aos);
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156 }
1
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157
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158 delete ir.module;
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159 gTargetData = 0;
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160 gIR = NULL;
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161 }
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162
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163 /* ================================================================== */
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164
116
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165 // build module ctor
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166
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167 static llvm::Function* build_module_ctor()
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168 {
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169 if (gIR->ctors.empty())
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170 return NULL;
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171
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172 size_t n = gIR->ctors.size();
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173 if (n == 1)
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174 return llvm::cast<llvm::Function>(gIR->ctors[0]->llvmValue);
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175
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176 std::string name("_D");
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177 name.append(gIR->dmodule->mangle());
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178 name.append("6__ctorZ");
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179
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180 std::vector<const llvm::Type*> argsTy;
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181 const llvm::FunctionType* fnTy = llvm::FunctionType::get(llvm::Type::VoidTy,argsTy,false);
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182 llvm::Function* fn = new llvm::Function(fnTy, llvm::GlobalValue::InternalLinkage, name, gIR->module);
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183 fn->setCallingConv(llvm::CallingConv::Fast);
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184
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185 llvm::BasicBlock* bb = new llvm::BasicBlock("entry", fn);
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186 LLVMBuilder builder(bb);
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187
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188 for (size_t i=0; i<n; i++) {
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189 llvm::Function* f = llvm::cast<llvm::Function>(gIR->ctors[i]->llvmValue);
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190 llvm::CallInst* call = builder.CreateCall(f,"");
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191 call->setCallingConv(llvm::CallingConv::Fast);
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192 }
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193
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194 builder.CreateRetVoid();
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195 return fn;
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196 }
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197
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198 // build module dtor
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199
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200 static llvm::Function* build_module_dtor()
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201 {
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202 if (gIR->dtors.empty())
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203 return NULL;
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204
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205 size_t n = gIR->dtors.size();
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206 if (n == 1)
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207 return llvm::cast<llvm::Function>(gIR->dtors[0]->llvmValue);
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208
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209 std::string name("_D");
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210 name.append(gIR->dmodule->mangle());
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211 name.append("6__dtorZ");
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212
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213 std::vector<const llvm::Type*> argsTy;
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214 const llvm::FunctionType* fnTy = llvm::FunctionType::get(llvm::Type::VoidTy,argsTy,false);
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215 llvm::Function* fn = new llvm::Function(fnTy, llvm::GlobalValue::InternalLinkage, name, gIR->module);
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216 fn->setCallingConv(llvm::CallingConv::Fast);
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217
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218 llvm::BasicBlock* bb = new llvm::BasicBlock("entry", fn);
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219 LLVMBuilder builder(bb);
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220
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221 for (size_t i=0; i<n; i++) {
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222 llvm::Function* f = llvm::cast<llvm::Function>(gIR->dtors[i]->llvmValue);
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223 llvm::CallInst* call = builder.CreateCall(f,"");
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224 call->setCallingConv(llvm::CallingConv::Fast);
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225 }
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226
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227 builder.CreateRetVoid();
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228 return fn;
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229 }
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230
121
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231 // build module unittest
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232
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233 static llvm::Function* build_module_unittest()
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234 {
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235 if (gIR->unitTests.empty())
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236 return NULL;
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237
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238 size_t n = gIR->unitTests.size();
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239 if (n == 1)
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240 return llvm::cast<llvm::Function>(gIR->unitTests[0]->llvmValue);
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241
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242 std::string name("_D");
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243 name.append(gIR->dmodule->mangle());
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244 name.append("10__unittestZ");
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245
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246 std::vector<const llvm::Type*> argsTy;
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247 const llvm::FunctionType* fnTy = llvm::FunctionType::get(llvm::Type::VoidTy,argsTy,false);
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248 llvm::Function* fn = new llvm::Function(fnTy, llvm::GlobalValue::InternalLinkage, name, gIR->module);
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249 fn->setCallingConv(llvm::CallingConv::Fast);
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250
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251 llvm::BasicBlock* bb = new llvm::BasicBlock("entry", fn);
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252 LLVMBuilder builder(bb);
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253
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254 for (size_t i=0; i<n; i++) {
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255 llvm::Function* f = llvm::cast<llvm::Function>(gIR->unitTests[i]->llvmValue);
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256 llvm::CallInst* call = builder.CreateCall(f,"");
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257 call->setCallingConv(llvm::CallingConv::Fast);
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258 }
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259
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260 builder.CreateRetVoid();
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261 return fn;
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262 }
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263
1
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264 // Put out instance of ModuleInfo for this Module
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265
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266 void Module::genmoduleinfo()
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267 {
89
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268 // The layout is:
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269 // {
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270 // void **vptr;
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271 // monitor_t monitor;
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272 // char[] name; // class name
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273 // ModuleInfo importedModules[];
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274 // ClassInfo localClasses[];
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275 // uint flags; // initialization state
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276 // void *ctor;
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277 // void *dtor;
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278 // void *unitTest;
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279 // }
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280
116
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281 // resolve ModuleInfo
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282 assert(moduleinfo);
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283 DtoForceConstInitDsymbol(moduleinfo);
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284
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285 // moduleinfo llvm struct type
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286 const llvm::StructType* moduleinfoTy = isaStruct(moduleinfo->type->llvmType->get());
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287
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288 // classinfo llvm struct type
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289 const llvm::StructType* classinfoTy = isaStruct(ClassDeclaration::classinfo->type->llvmType->get());
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290
116
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291 // initializer vector
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292 std::vector<llvm::Constant*> initVec;
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293 llvm::Constant* c = 0;
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294
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295 // vtable
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296 c = moduleinfo->llvmVtbl;
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297 initVec.push_back(c);
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298
116
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299 // monitor
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300 c = llvm::ConstantPointerNull::get(llvm::PointerType::get(llvm::Type::Int8Ty));
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301 initVec.push_back(c);
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302
116
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303 // name
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304 char *name = toPrettyChars();
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305 c = DtoConstString(name);
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306 initVec.push_back(c);
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307
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308 // importedModules[]
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309 int aimports_dim = aimports.dim;
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310 std::vector<llvm::Constant*> importInits;
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311 for (size_t i = 0; i < aimports.dim; i++)
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parents: 115
diff changeset
312 {
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diff changeset
313 Module *m = (Module *)aimports.data[i];
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diff changeset
314 if (!m->needModuleInfo())
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diff changeset
315 aimports_dim--;
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316 else { // declare
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diff changeset
317 // create name
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318 std::string m_name("_D");
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diff changeset
319 m_name.append(m->mangle());
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diff changeset
320 m_name.append("8__ModuleZ");
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321 llvm::GlobalVariable* m_gvar = new llvm::GlobalVariable(moduleinfoTy, false, llvm::GlobalValue::ExternalLinkage, NULL, m_name, gIR->module);
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diff changeset
322 importInits.push_back(m_gvar);
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diff changeset
323 }
89
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
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324 }
116
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diff changeset
325 // has import array?
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parents: 115
diff changeset
326 if (!importInits.empty()) {
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diff changeset
327 const llvm::ArrayType* importArrTy = llvm::ArrayType::get(llvm::PointerType::get(moduleinfoTy), importInits.size());
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328 c = llvm::ConstantArray::get(importArrTy, importInits);
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329 std::string m_name("_D");
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parents: 115
diff changeset
330 m_name.append(mangle());
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parents: 115
diff changeset
331 m_name.append("9__importsZ");
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diff changeset
332 llvm::GlobalVariable* m_gvar = new llvm::GlobalVariable(importArrTy, true, llvm::GlobalValue::InternalLinkage, c, m_name, gIR->module);
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333 c = llvm::ConstantExpr::getBitCast(m_gvar, llvm::PointerType::get(importArrTy->getElementType()));
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parents: 115
diff changeset
334 c = DtoConstSlice(DtoConstSize_t(importInits.size()), c);
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parents: 115
diff changeset
335 }
89
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
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parents: 88
diff changeset
336 else
121
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diff changeset
337 c = moduleinfo->llvmConstInit->getOperand(3);
116
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diff changeset
338 initVec.push_back(c);
89
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
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parents: 88
diff changeset
339
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
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parents: 88
diff changeset
340 // localClasses[]
116
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341 ClassDeclarations aclasses;
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diff changeset
342 //printf("members->dim = %d\n", members->dim);
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343 for (size_t i = 0; i < members->dim; i++)
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parents: 115
diff changeset
344 {
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diff changeset
345 Dsymbol *member;
89
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parents: 88
diff changeset
346
116
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diff changeset
347 member = (Dsymbol *)members->data[i];
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parents: 115
diff changeset
348 //printf("\tmember '%s'\n", member->toChars());
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parents: 115
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349 member->addLocalClass(&aclasses);
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lindquist
parents: 115
diff changeset
350 }
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diff changeset
351 // fill inits
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352 std::vector<llvm::Constant*> classInits;
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parents: 115
diff changeset
353 for (size_t i = 0; i < aclasses.dim; i++)
89
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lindquist
parents: 88
diff changeset
354 {
116
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parents: 115
diff changeset
355 ClassDeclaration* cd = (ClassDeclaration*)aclasses.data[i];
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parents: 115
diff changeset
356 assert(cd->llvmClass);
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parents: 115
diff changeset
357 classInits.push_back(cd->llvmClass);
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lindquist
parents: 115
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358 }
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lindquist
parents: 115
diff changeset
359 // has class array?
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parents: 115
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360 if (!classInits.empty()) {
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diff changeset
361 const llvm::ArrayType* classArrTy = llvm::ArrayType::get(llvm::PointerType::get(classinfoTy), classInits.size());
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lindquist
parents: 115
diff changeset
362 c = llvm::ConstantArray::get(classArrTy, classInits);
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lindquist
parents: 115
diff changeset
363 std::string m_name("_D");
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lindquist
parents: 115
diff changeset
364 m_name.append(mangle());
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parents: 115
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365 m_name.append("9__classesZ");
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diff changeset
366 llvm::GlobalVariable* m_gvar = new llvm::GlobalVariable(classArrTy, true, llvm::GlobalValue::InternalLinkage, c, m_name, gIR->module);
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lindquist
parents: 115
diff changeset
367 c = llvm::ConstantExpr::getBitCast(m_gvar, llvm::PointerType::get(classArrTy->getElementType()));
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lindquist
parents: 115
diff changeset
368 c = DtoConstSlice(DtoConstSize_t(classInits.size()), c);
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lindquist
parents: 115
diff changeset
369 }
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
370 else
121
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lindquist
parents: 117
diff changeset
371 c = moduleinfo->llvmConstInit->getOperand(4);
116
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parents: 115
diff changeset
372 initVec.push_back(c);
89
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
lindquist
parents: 88
diff changeset
373
116
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parents: 115
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374 // flags
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lindquist
parents: 115
diff changeset
375 if (needmoduleinfo)
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diff changeset
376 c = DtoConstUint(0); // flags (4 means MIstandalone)
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lindquist
parents: 115
diff changeset
377 else
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
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parents: 115
diff changeset
378 c = DtoConstUint(4); // flags (4 means MIstandalone)
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parents: 115
diff changeset
379 initVec.push_back(c);
89
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
lindquist
parents: 88
diff changeset
380
116
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lindquist
parents: 115
diff changeset
381 // ctor
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parents: 115
diff changeset
382 llvm::Function* fctor = build_module_ctor();
121
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lindquist
parents: 117
diff changeset
383 c = fctor ? fctor : moduleinfo->llvmConstInit->getOperand(6);
116
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lindquist
parents: 115
diff changeset
384 initVec.push_back(c);
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
385
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
386 // dtor
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lindquist
parents: 115
diff changeset
387 llvm::Function* fdtor = build_module_dtor();
121
9c79b61fb638 [svn r125] Renamed/moved a few backend member inside DMD structures for consistency.
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parents: 117
diff changeset
388 c = fdtor ? fdtor : moduleinfo->llvmConstInit->getOperand(7);
116
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lindquist
parents: 115
diff changeset
389 initVec.push_back(c);
89
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
lindquist
parents: 88
diff changeset
390
116
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lindquist
parents: 115
diff changeset
391 // unitTest
121
9c79b61fb638 [svn r125] Renamed/moved a few backend member inside DMD structures for consistency.
lindquist
parents: 117
diff changeset
392 llvm::Function* unittest = build_module_unittest();
9c79b61fb638 [svn r125] Renamed/moved a few backend member inside DMD structures for consistency.
lindquist
parents: 117
diff changeset
393 c = unittest ? unittest : moduleinfo->llvmConstInit->getOperand(8);
116
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lindquist
parents: 115
diff changeset
394 initVec.push_back(c);
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
395
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
396 // create initializer
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parents: 115
diff changeset
397 llvm::Constant* constMI = llvm::ConstantStruct::get(moduleinfoTy, initVec);
89
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
lindquist
parents: 88
diff changeset
398
116
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
399 // create name
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
400 std::string MIname("_D");
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lindquist
parents: 115
diff changeset
401 MIname.append(mangle());
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
402 MIname.append("8__ModuleZ");
89
ccca1c13e13a [svn r93] a few fixes, some phobos additions.
lindquist
parents: 88
diff changeset
403
116
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
404 // declare
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
405 // flags will be modified at runtime so can't make it constant
fd7ad91fd713 [svn r120] ModuleInfo implementation is now almost complete.
lindquist
parents: 115
diff changeset
406 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(moduleinfoTy, false, llvm::GlobalValue::ExternalLinkage, constMI, MIname, gIR->module);
117
56a21f3e5d3e [svn r121] Finished ModuleInfo implementation.
lindquist
parents: 116
diff changeset
407
56a21f3e5d3e [svn r121] Finished ModuleInfo implementation.
lindquist
parents: 116
diff changeset
408 // declare the appending array
56a21f3e5d3e [svn r121] Finished ModuleInfo implementation.
lindquist
parents: 116
diff changeset
409 const llvm::ArrayType* appendArrTy = llvm::ArrayType::get(llvm::PointerType::get(llvm::Type::Int8Ty), 1);
56a21f3e5d3e [svn r121] Finished ModuleInfo implementation.
lindquist
parents: 116
diff changeset
410 std::vector<llvm::Constant*> appendInits;
56a21f3e5d3e [svn r121] Finished ModuleInfo implementation.
lindquist
parents: 116
diff changeset
411 appendInits.push_back(llvm::ConstantExpr::getBitCast(gvar, llvm::PointerType::get(llvm::Type::Int8Ty)));
56a21f3e5d3e [svn r121] Finished ModuleInfo implementation.
lindquist
parents: 116
diff changeset
412 llvm::Constant* appendInit = llvm::ConstantArray::get(appendArrTy, appendInits);
56a21f3e5d3e [svn r121] Finished ModuleInfo implementation.
lindquist
parents: 116
diff changeset
413 std::string appendName("_d_moduleinfo_array");
56a21f3e5d3e [svn r121] Finished ModuleInfo implementation.
lindquist
parents: 116
diff changeset
414 llvm::GlobalVariable* appendVar = new llvm::GlobalVariable(appendArrTy, true, llvm::GlobalValue::AppendingLinkage, appendInit, appendName, gIR->module);
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
415 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
416
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
417 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
418
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
419 void Dsymbol::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
420 {
38
27b2f40bdb58 [svn r42] Disabled the extensive logging by default. Use the -vv flag to get it back.
lindquist
parents: 31
diff changeset
421 Logger::println("Ignoring Dsymbol::toObjFile for %s", toChars());
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
422 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
423
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
424 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
425
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
426 void Declaration::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
427 {
38
27b2f40bdb58 [svn r42] Disabled the extensive logging by default. Use the -vv flag to get it back.
lindquist
parents: 31
diff changeset
428 Logger::println("Ignoring Declaration::toObjFile for %s", toChars());
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
429 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
430
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
431 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
432
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
433 void InterfaceDeclaration::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
434 {
38
27b2f40bdb58 [svn r42] Disabled the extensive logging by default. Use the -vv flag to get it back.
lindquist
parents: 31
diff changeset
435 Logger::println("Ignoring InterfaceDeclaration::toObjFile for %s", toChars());
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
436 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
437
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
438 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
439
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
440 void StructDeclaration::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
441 {
102
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lindquist
parents: 100
diff changeset
442 gIR->resolveList.push_back(this);
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
443 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
444
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
445 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
446
77
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
447 static unsigned LLVM_ClassOffsetToIndex(ClassDeclaration* cd, unsigned os, unsigned& idx)
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
448 {
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
449 // start at the bottom of the inheritance chain
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
450 if (cd->baseClass != 0) {
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
451 unsigned o = LLVM_ClassOffsetToIndex(cd->baseClass, os, idx);
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lindquist
parents: 74
diff changeset
452 if (o != (unsigned)-1)
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lindquist
parents: 74
diff changeset
453 return o;
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
454 }
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
455
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
456 // check this class
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lindquist
parents: 74
diff changeset
457 unsigned i;
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lindquist
parents: 74
diff changeset
458 for (i=0; i<cd->fields.dim; ++i) {
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lindquist
parents: 74
diff changeset
459 VarDeclaration* vd = (VarDeclaration*)cd->fields.data[i];
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lindquist
parents: 74
diff changeset
460 if (os == vd->offset)
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lindquist
parents: 74
diff changeset
461 return i+idx;
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
462 }
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
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parents: 74
diff changeset
463 idx += i;
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lindquist
parents: 74
diff changeset
464
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
465 return (unsigned)-1;
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
466 }
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
467
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
468 void ClassDeclaration::offsetToIndex(Type* t, unsigned os, std::vector<unsigned>& result)
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
469 {
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
470 unsigned idx = 0;
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
471 unsigned r = LLVM_ClassOffsetToIndex(this, os, idx);
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
472 assert(r != (unsigned)-1 && "Offset not found in any aggregate field");
115
5ba6d286c941 [svn r119] Added the monitor data field that comes after the vtable pointer to all classes. Represented as a void* initialized to zero.
lindquist
parents: 113
diff changeset
473 // vtable is 0, monitor is 1
5ba6d286c941 [svn r119] Added the monitor data field that comes after the vtable pointer to all classes. Represented as a void* initialized to zero.
lindquist
parents: 113
diff changeset
474 r += 2;
5ba6d286c941 [svn r119] Added the monitor data field that comes after the vtable pointer to all classes. Represented as a void* initialized to zero.
lindquist
parents: 113
diff changeset
475 // interface offset further
113
27b9f749d9fe [svn r117] Initial working implementation of interfaces.
lindquist
parents: 106
diff changeset
476 r += vtblInterfaces->dim;
115
5ba6d286c941 [svn r119] Added the monitor data field that comes after the vtable pointer to all classes. Represented as a void* initialized to zero.
lindquist
parents: 113
diff changeset
477 // the final index was not pushed
113
27b9f749d9fe [svn r117] Initial working implementation of interfaces.
lindquist
parents: 106
diff changeset
478 result.push_back(r);
77
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
479 }
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
480
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
481 /* ================================================================== */
714057ff2dbb [svn r81] Fixed: Union support was very buggy. Should be fairly solid now.
lindquist
parents: 74
diff changeset
482
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
483 void ClassDeclaration::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
484 {
102
027b8d8b71ec [svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents: 100
diff changeset
485 gIR->resolveList.push_back(this);
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
486 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
487
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
488 /******************************************
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
489 * Get offset of base class's vtbl[] initializer from start of csym.
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
490 * Returns ~0 if not this csym.
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
491 */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
492
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
493 unsigned ClassDeclaration::baseVtblOffset(BaseClass *bc)
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
494 {
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
495 return ~0;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
496 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
497
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
498 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
499
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
500 void VarDeclaration::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
501 {
40
8b0e809563df [svn r44] Lots of bug fixes.
lindquist
parents: 38
diff changeset
502 Logger::print("VarDeclaration::toObjFile(): %s | %s\n", toChars(), type->toChars());
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
503 LOG_SCOPE;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
504
85
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
505 if (aliassym)
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
506 {
88
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
lindquist
parents: 86
diff changeset
507 Logger::println("alias sym");
85
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
508 toAlias()->toObjFile();
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
509 return;
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
510 }
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
511
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
512 // global variable or magic
85
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
513 if (isDataseg())
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
514 {
102
027b8d8b71ec [svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents: 100
diff changeset
515 if (llvmResolved) return;
027b8d8b71ec [svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents: 100
diff changeset
516 llvmResolved = true;
027b8d8b71ec [svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents: 100
diff changeset
517 llvmDeclared = true;
40
8b0e809563df [svn r44] Lots of bug fixes.
lindquist
parents: 38
diff changeset
518
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
519 llvmIRGlobal = new IRGlobal(this);
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
520
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
521 Logger::println("parent: %s (%s)", parent->toChars(), parent->kind());
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
522
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
523 bool _isconst = isConst();
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
524 if (parent && parent->isFuncDeclaration() && init && init->isExpInitializer())
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
525 _isconst = false;
26
99737f94abfb [svn r30] * Fixed static function-local variables.
lindquist
parents: 24
diff changeset
526
99737f94abfb [svn r30] * Fixed static function-local variables.
lindquist
parents: 24
diff changeset
527 llvm::GlobalValue::LinkageTypes _linkage;
85
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
528 bool istempl = false;
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
529 bool static_local = false;
85
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
530 if ((storage_class & STCcomdat) || (parent && DtoIsTemplateInstance(parent))) {
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
531 _linkage = llvm::GlobalValue::WeakLinkage;
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
532 istempl = true;
f869c636a113 [svn r89] Fixed a bunch of problems with template instance across multiple modules.
lindquist
parents: 84
diff changeset
533 }
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
534 else if (parent && parent->isFuncDeclaration()) {
26
99737f94abfb [svn r30] * Fixed static function-local variables.
lindquist
parents: 24
diff changeset
535 _linkage = llvm::GlobalValue::InternalLinkage;
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
536 static_local = true;
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
537 }
26
99737f94abfb [svn r30] * Fixed static function-local variables.
lindquist
parents: 24
diff changeset
538 else
81
3587401b6eeb [svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents: 77
diff changeset
539 _linkage = DtoLinkage(protection, storage_class);
26
99737f94abfb [svn r30] * Fixed static function-local variables.
lindquist
parents: 24
diff changeset
540
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
541 const llvm::Type* _type = llvmIRGlobal->type.get();
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
542
21
8d45266bbabe [svn r25] * Fixed a lot of problems with string literals
lindquist
parents: 18
diff changeset
543 Logger::println("Creating global variable");
8d45266bbabe [svn r25] * Fixed a lot of problems with string literals
lindquist
parents: 18
diff changeset
544 std::string _name(mangle());
52
0c77619e803b [svn r56] Initial support for TypeInfo.
lindquist
parents: 50
diff changeset
545
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
546 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(_type,_isconst,_linkage,NULL,_name,gIR->module);
88
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
lindquist
parents: 86
diff changeset
547 llvmValue = gvar;
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
lindquist
parents: 86
diff changeset
548
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
549 if (static_local)
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
550 DtoConstInitGlobal(this);
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
551 else
102
027b8d8b71ec [svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents: 100
diff changeset
552 gIR->constInitList.push_back(this);
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
553
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
554 //if (storage_class & STCprivate)
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
555 // gvar->setVisibility(llvm::GlobalValue::ProtectedVisibility);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
556 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
557
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
558 // inside aggregate declaration. declare a field.
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
559 else
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
560 {
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
561 Logger::println("Aggregate var declaration: '%s' offset=%d", toChars(), offset);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
562
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
563 const llvm::Type* _type = DtoType(type);
73
b706170e24a9 [svn r77] Fixed foreach on slice.
lindquist
parents: 72
diff changeset
564
b706170e24a9 [svn r77] Fixed foreach on slice.
lindquist
parents: 72
diff changeset
565 // add the field in the IRStruct
100
5071469303d4 [svn r104] TONS OF FIXES.
lindquist
parents: 98
diff changeset
566 gIR->topstruct()->offsets.insert(std::make_pair(offset, IRStruct::Offset(this, _type)));
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
567 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
568
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
569 Logger::println("VarDeclaration::toObjFile is done");
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
570 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
571
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
572 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
573
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
574 void TypedefDeclaration::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
575 {
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
576 static int tdi = 0;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
577 Logger::print("TypedefDeclaration::toObjFile(%d): %s\n", tdi++, toChars());
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
578 LOG_SCOPE;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
579
52
0c77619e803b [svn r56] Initial support for TypeInfo.
lindquist
parents: 50
diff changeset
580 // generate typeinfo
72
d7e764e62462 [svn r76] Fixed: TypeInfo for structs.
lindquist
parents: 69
diff changeset
581 type->getTypeInfo(NULL);
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
582 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
583
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
584 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
585
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
586 void EnumDeclaration::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
587 {
38
27b2f40bdb58 [svn r42] Disabled the extensive logging by default. Use the -vv flag to get it back.
lindquist
parents: 31
diff changeset
588 Logger::println("Ignoring EnumDeclaration::toObjFile for %s", toChars());
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
589 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
590
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
591 /* ================================================================== */
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
592
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
593 void FuncDeclaration::toObjFile()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
594 {
102
027b8d8b71ec [svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents: 100
diff changeset
595 gIR->resolveList.push_back(this);
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
596 }