Mercurial > projects > ldc
annotate gen/cl_options.cpp @ 1650:40bd4a0d4870
Update to work with LLVM 2.7.
Removed use of dyn_cast, llvm no compiles
without exceptions and rtti by
default. We do need exceptions for the libconfig stuff, but rtti isn't
necessary (anymore).
Debug info needs to be rewritten, as in LLVM 2.7 the format has
completely changed. To have something to look at while rewriting, the
old code has been wrapped inside #ifndef DISABLE_DEBUG_INFO , this means
that you have to define this to compile at the moment.
Updated tango 0.99.9 patch to include updated EH runtime code, which is
needed for LLVM 2.7 as well.
author | Tomas Lindquist Olsen |
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date | Wed, 19 May 2010 12:42:32 +0200 |
parents | 9176437d98be |
children |
rev | line source |
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1 #include "gen/cl_options.h" |
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2 #include "gen/cl_helpers.h" |
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3 |
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4 #include "llvm/Target/TargetMachine.h" |
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5 #include "llvm/Target/TargetData.h" |
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6 |
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7 #include "gen/logger.h" |
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8 |
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9 #include "llvm/Support/CommandLine.h" |
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10 |
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11 namespace opts { |
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12 |
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13 // Positional options first, in order: |
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14 cl::list<std::string> fileList( |
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15 cl::Positional, cl::desc("files")); |
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16 |
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17 cl::list<std::string> runargs("run", |
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18 cl::desc("program args..."), |
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19 cl::Positional, |
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20 cl::PositionalEatsArgs); |
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21 |
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22 |
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23 static cl::opt<bool, true> useDeprecated("d", |
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24 cl::desc("Allow deprecated language features"), |
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25 cl::ZeroOrMore, |
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26 cl::location(global.params.useDeprecated)); |
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27 |
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28 static cl::opt<ubyte, true> useDv1( |
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29 cl::desc("Force language version:"), |
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30 cl::ZeroOrMore, |
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31 cl::values( |
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32 clEnumValN(1, "v1", "D language version 1.00"), |
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33 clEnumValEnd), |
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34 cl::location(global.params.Dversion), |
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35 cl::init(2), |
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36 cl::Hidden); |
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37 |
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38 cl::opt<bool> compileOnly("c", |
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39 cl::desc("Do not link"), |
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40 cl::ZeroOrMore); |
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41 |
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42 static cl::opt<bool, true> verbose("v", |
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43 cl::desc("Verbose"), |
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44 cl::ZeroOrMore, |
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45 cl::location(global.params.verbose)); |
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46 |
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47 static cl::opt<bool, true> verbose_cg("v-cg", |
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48 cl::desc("Verbose codegen"), |
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49 cl::ZeroOrMore, |
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50 cl::location(global.params.verbose_cg)); |
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51 |
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52 static cl::opt<bool, true> warnings("w", |
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53 cl::desc("Enable warnings"), |
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54 cl::ZeroOrMore, |
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55 cl::location(global.params.warnings)); |
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56 |
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57 static cl::opt<ubyte, true> debugInfo( |
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58 cl::desc("Generating debug information:"), |
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59 cl::ZeroOrMore, |
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60 cl::values( |
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61 clEnumValN(1, "g", "Generate debug information"), |
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62 clEnumValN(2, "gc", "Same as -g, but pretend to be C"), |
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63 clEnumValEnd), |
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64 cl::location(global.params.symdebug), |
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65 cl::init(0)); |
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66 |
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67 |
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68 static cl::opt<bool, true> annotate("annotate", |
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69 cl::desc("Annotate the bitcode with human readable source code"), |
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70 cl::location(global.params.llvmAnnotate)); |
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71 |
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72 cl::opt<bool> noAsm("noasm", |
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73 cl::desc("Disallow use of inline assembler")); |
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74 |
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75 // Output file options |
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76 cl::opt<bool> dontWriteObj("o-", |
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77 cl::desc("Do not write object file")); |
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78 |
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79 cl::opt<std::string> objectFile("of", |
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80 cl::value_desc("filename"), |
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81 cl::Prefix, |
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82 cl::desc("Use <filename> as output file name")); |
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83 |
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84 cl::opt<std::string> objectDir("od", |
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85 cl::value_desc("objdir"), |
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86 cl::Prefix, |
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87 cl::desc("Write object files to directory <objdir>")); |
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88 |
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89 |
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90 // Output format options |
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91 cl::opt<bool> output_bc("output-bc", |
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92 cl::desc("Write LLVM bitcode")); |
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93 |
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94 cl::opt<bool> output_ll("output-ll", |
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95 cl::desc("Write LLVM IR")); |
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96 |
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97 cl::opt<bool> output_s("output-s", |
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98 cl::desc("Write native assembly")); |
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99 |
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100 cl::opt<cl::boolOrDefault> output_o("output-o", |
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101 cl::desc("Write native object")); |
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102 |
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103 |
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104 // DDoc options |
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105 static cl::opt<bool, true> doDdoc("D", |
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106 cl::desc("Generate documentation"), |
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107 cl::location(global.params.doDocComments)); |
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108 |
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109 cl::opt<std::string> ddocDir("Dd", |
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110 cl::desc("Write documentation file to <docdir> directory"), |
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111 cl::value_desc("docdir"), |
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112 cl::Prefix); |
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113 |
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114 cl::opt<std::string> ddocFile("Df", |
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115 cl::desc("Write documentation file to <filename>"), |
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116 cl::value_desc("filename"), |
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117 cl::Prefix); |
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118 |
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119 |
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120 // Header generation options |
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121 #ifdef _DH |
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122 static cl::opt<bool, true> doHdrGen("H", |
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123 cl::desc("Generate 'header' file"), |
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124 cl::location(global.params.doHdrGeneration)); |
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125 |
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126 cl::opt<std::string> hdrDir("Hd", |
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127 cl::desc("Write 'header' file to <hdrdir> directory"), |
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128 cl::value_desc("hdrdir"), |
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129 cl::Prefix); |
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130 |
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131 cl::opt<std::string> hdrFile("Hf", |
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132 cl::desc("Write 'header' file to <filename>"), |
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133 cl::value_desc("filename"), |
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134 cl::Prefix); |
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135 #endif |
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136 |
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137 |
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138 |
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139 static cl::opt<bool, true> unittest("unittest", |
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140 cl::desc("Compile in unit tests"), |
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141 cl::location(global.params.useUnitTests)); |
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142 |
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143 |
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144 static ArrayAdapter strImpPathStore("J", global.params.fileImppath); |
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145 static cl::list<std::string, ArrayAdapter> stringImportPaths("J", |
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146 cl::desc("Where to look for string imports"), |
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147 cl::value_desc("path"), |
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148 cl::location(strImpPathStore), |
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149 cl::Prefix); |
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150 |
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151 |
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152 |
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153 // -d-debug is a bit messy, it has 3 modes: |
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154 // -d-debug=ident, -d-debug=level and -d-debug (without argument) |
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155 // That last of these must be acted upon immediately to ensure proper |
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156 // interaction with other options, so it needs some special handling: |
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157 std::vector<std::string> debugArgs; |
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158 |
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159 struct D_DebugStorage { |
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160 void push_back(const std::string& str) { |
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161 if (str.empty()) { |
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162 // Bare "-d-debug" has a special meaning. |
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163 global.params.useAssert = true; |
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164 global.params.useArrayBounds = true; |
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165 global.params.useInvariants = true; |
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166 global.params.useIn = true; |
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167 global.params.useOut = true; |
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168 debugArgs.push_back("1"); |
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169 } else { |
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170 debugArgs.push_back(str); |
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171 } |
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172 } |
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173 }; |
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174 |
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175 static D_DebugStorage dds; |
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176 |
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177 // -debug is already declared in LLVM (at least, in debug builds), |
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178 // so we need to be a bit more verbose. |
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179 static cl::list<std::string, D_DebugStorage> debugVersionsOption("d-debug", |
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180 cl::desc("Compile in debug code >= <level> or identified by <idents>."), |
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181 cl::value_desc("level/idents"), |
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182 cl::location(dds), |
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183 cl::CommaSeparated, |
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184 cl::ValueOptional); |
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185 |
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186 |
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187 |
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188 // -version is also declared in LLVM, so again we need to be a bit more verbose. |
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189 cl::list<std::string> versions("d-version", |
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190 cl::desc("Compile in version code >= <level> or identified by <idents>"), |
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191 cl::value_desc("level/idents"), |
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192 cl::CommaSeparated); |
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193 |
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194 |
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195 static ArrayAdapter linkSwitchStore("L", global.params.linkswitches); |
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196 static cl::list<std::string, ArrayAdapter> linkerSwitches("L", |
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197 cl::desc("Pass <linkerflag> to the linker"), |
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198 cl::value_desc("linkerflag"), |
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199 cl::location(linkSwitchStore), |
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200 cl::Prefix); |
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201 |
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202 |
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203 cl::opt<std::string> moduleDepsFile("deps", |
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204 cl::desc("Write module dependencies to filename"), |
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205 cl::value_desc("filename")); |
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206 |
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207 |
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208 cl::opt<std::string> mArch("march", |
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209 cl::desc("Architecture to generate code for:")); |
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210 |
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211 cl::opt<bool> m32bits("m32", |
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212 cl::desc("32 bit target"), |
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213 cl::ZeroOrMore); |
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214 |
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215 cl::opt<bool> m64bits("m64", |
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216 cl::desc("64 bit target"), |
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217 cl::ZeroOrMore); |
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218 |
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219 cl::opt<std::string> mCPU("mcpu", |
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220 cl::desc("Target a specific cpu type (-mcpu=help for details)"), |
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221 cl::value_desc("cpu-name"), |
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222 cl::init("")); |
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223 |
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224 cl::list<std::string> mAttrs("mattr", |
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225 cl::CommaSeparated, |
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226 cl::desc("Target specific attributes (-mattr=help for details)"), |
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227 cl::value_desc("a1,+a2,-a3,...")); |
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228 |
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229 cl::opt<std::string> mTargetTriple("mtriple", |
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230 cl::desc("Override target triple")); |
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231 |
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232 |
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233 // "Hidden debug switches" |
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234 // Are these ever used? |
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235 static cl::opt<bool, true> debuga("hidden-debug--a", |
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236 cl::desc("Hidden debug option A"), |
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237 cl::ReallyHidden, |
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238 cl::location(global.params.debuga)); |
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239 static cl::opt<bool, true> debugb("hidden-debug-b", |
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240 cl::desc("Hidden debug option B"), |
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241 cl::ReallyHidden, |
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242 cl::location(global.params.debugb)); |
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243 static cl::opt<bool, true> debugc("hidden-debug-c", |
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244 cl::desc("Hidden debug option C"), |
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245 cl::ReallyHidden, |
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246 cl::location(global.params.debugc)); |
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247 static cl::opt<bool, true> debugf("hidden-debug-f", |
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248 cl::desc("Hidden debug option F"), |
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249 cl::ReallyHidden, |
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250 cl::location(global.params.debugf)); |
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251 static cl::opt<bool, true> debugr("hidden-debug-r", |
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252 cl::desc("Hidden debug option R"), |
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253 cl::ReallyHidden, |
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254 cl::location(global.params.debugr)); |
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255 static cl::opt<bool, true> debugw("hidden-debug-w", |
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256 cl::desc("Hidden debug option W"), |
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257 cl::ReallyHidden, |
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258 cl::location(global.params.debugw)); |
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259 static cl::opt<bool, true> debugx("hidden-debug-x", |
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260 cl::desc("Hidden debug option X"), |
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261 cl::ReallyHidden, |
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262 cl::location(global.params.debugx)); |
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263 static cl::opt<bool, true> debugy("hidden-debug-y", |
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264 cl::desc("Hidden debug option Y"), |
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265 cl::ReallyHidden, |
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266 cl::location(global.params.debugy)); |
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267 |
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268 |
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269 static cl::opt<bool, true, FlagParser> asserts("asserts", |
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270 cl::desc("(*) Enable assertions"), |
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271 cl::value_desc("bool"), |
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272 cl::location(global.params.useAssert), |
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273 cl::init(true)); |
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274 |
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275 static cl::opt<bool, true, FlagParser> boundsChecks("boundscheck", |
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276 cl::desc("(*) Enable array bounds checks"), |
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277 cl::value_desc("bool"), |
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278 cl::location(global.params.useArrayBounds), |
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279 cl::init(true)); |
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280 |
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281 static cl::opt<bool, true, FlagParser> invariants("invariants", |
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282 cl::desc("(*) Enable invariants"), |
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283 cl::location(global.params.useInvariants), |
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284 cl::init(true)); |
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285 |
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286 static cl::opt<bool, true, FlagParser> preconditions("preconditions", |
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287 cl::desc("(*) Enable function preconditions"), |
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288 cl::location(global.params.useIn), |
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289 cl::init(true)); |
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290 |
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291 static cl::opt<bool, true, FlagParser> postconditions("postconditions", |
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292 cl::desc("(*) Enable function postconditions"), |
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293 cl::location(global.params.useOut), |
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294 cl::init(true)); |
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295 |
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296 |
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297 static MultiSetter ContractsSetter(false, |
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298 &global.params.useIn, &global.params.useOut, NULL); |
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299 static cl::opt<MultiSetter, true, FlagParser> contracts("contracts", |
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300 cl::desc("(*) Enable function pre- and post-conditions"), |
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301 cl::location(ContractsSetter)); |
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302 |
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303 static MultiSetter ReleaseSetter(true, &global.params.useAssert, |
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304 &global.params.useArrayBounds, &global.params.useInvariants, |
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305 &global.params.useOut, &global.params.useIn, NULL); |
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306 static cl::opt<MultiSetter, true, cl::parser<bool> > release("release", |
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307 cl::desc("Disables asserts, invariants, contracts and boundscheck"), |
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308 cl::location(ReleaseSetter), |
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309 cl::ValueDisallowed); |
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310 |
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311 |
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312 cl::opt<bool> singleObj("singleobj", |
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313 cl::desc("Create only a single output object file"), |
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314 cl::ZeroOrMore); |
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315 |
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316 cl::opt<bool> linkonceTemplates("linkonce-templates", |
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317 cl::desc("Use linkonce_odr linkage for template symbols instead of weak_odr"), |
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318 cl::ZeroOrMore); |
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319 |
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320 static cl::extrahelp footer("\n" |
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321 "-d-debug can also be specified without options, in which case it enables all\n" |
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322 "debug checks (i.e. (asserts, boundchecks, contracts and invariants) as well\n" |
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323 "as acting as -d-debug=1\n\n" |
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324 "Options marked with (*) also have a -disable-FOO variant with inverted\n" |
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325 "meaning.\n"); |
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326 |
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327 } // namespace opts |