Mercurial > projects > ldc
annotate gen/cl_options.cpp @ 1302:a26b99b7e293
Translate fsub/fdiv correctly. See #256.
author | Christian Kamm <kamm incasoftware de> |
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date | Wed, 06 May 2009 18:08:44 +0200 |
parents | 29d3861aa2da |
children | 46f6365a50d7 |
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> warnings("w", |
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48 cl::desc("Enable warnings"), |
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49 cl::ZeroOrMore, |
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50 cl::location(global.params.warnings)); |
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51 |
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52 static cl::opt<ubyte, true> debugInfo( |
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53 cl::desc("Generating debug information:"), |
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54 cl::ZeroOrMore, |
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55 cl::values( |
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56 clEnumValN(1, "g", "Generate debug information"), |
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57 clEnumValN(2, "gc", "Same as -g, but pretend to be C"), |
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58 clEnumValEnd), |
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59 cl::location(global.params.symdebug), |
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60 cl::init(0)); |
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61 |
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62 |
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63 static cl::opt<bool, true> annotate("annotate", |
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64 cl::desc("Annotate the bitcode with human readable source code"), |
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65 cl::location(global.params.llvmAnnotate)); |
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66 |
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67 cl::opt<bool> noAsm("noasm", |
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68 cl::desc("Disallow use of inline assembler")); |
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69 |
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70 // Output file options |
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71 cl::opt<bool> dontWriteObj("o-", |
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72 cl::desc("Do not write object file")); |
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73 |
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74 cl::opt<std::string> objectFile("of", |
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75 cl::value_desc("filename"), |
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76 cl::Prefix, |
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77 cl::desc("Use <filename> as output file name")); |
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78 |
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79 cl::opt<std::string> objectDir("od", |
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80 cl::value_desc("objdir"), |
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81 cl::Prefix, |
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82 cl::desc("Write object files to directory <objdir>")); |
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83 |
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84 |
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85 // Output format options |
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86 cl::opt<bool> output_bc("output-bc", |
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87 cl::desc("Write LLVM bitcode")); |
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88 |
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89 cl::opt<bool> output_ll("output-ll", |
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90 cl::desc("Write LLVM IR")); |
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91 |
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92 cl::opt<bool> output_s("output-s", |
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93 cl::desc("Write native assembly")); |
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94 |
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95 cl::opt<cl::boolOrDefault> output_o("output-o", |
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96 cl::desc("Write native object")); |
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97 |
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98 |
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99 // DDoc options |
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100 static cl::opt<bool, true> doDdoc("D", |
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101 cl::desc("Generate documentation"), |
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102 cl::location(global.params.doDocComments)); |
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103 |
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104 cl::opt<std::string> ddocDir("Dd", |
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105 cl::desc("Write documentation file to <docdir> directory"), |
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106 cl::value_desc("docdir"), |
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107 cl::Prefix); |
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108 |
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109 cl::opt<std::string> ddocFile("Df", |
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110 cl::desc("Write documentation file to <filename>"), |
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111 cl::value_desc("filename"), |
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112 cl::Prefix); |
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113 |
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114 |
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115 // Header generation options |
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116 #ifdef _DH |
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117 static cl::opt<bool, true> doHdrGen("H", |
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118 cl::desc("Generate 'header' file"), |
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119 cl::location(global.params.doHdrGeneration)); |
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120 |
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121 cl::opt<std::string> hdrDir("Hd", |
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122 cl::desc("Write 'header' file to <hdrdir> directory"), |
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123 cl::value_desc("hdrdir"), |
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124 cl::Prefix); |
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125 |
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126 cl::opt<std::string> hdrFile("Hf", |
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127 cl::desc("Write 'header' file to <filename>"), |
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128 cl::value_desc("filename"), |
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129 cl::Prefix); |
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130 #endif |
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131 |
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132 |
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133 |
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134 static cl::opt<bool, true> unittest("unittest", |
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135 cl::desc("Compile in unit tests"), |
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136 cl::location(global.params.useUnitTests)); |
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137 |
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138 |
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139 static ArrayAdapter strImpPathStore("J", global.params.fileImppath); |
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140 static cl::list<std::string, ArrayAdapter> stringImportPaths("J", |
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141 cl::desc("Where to look for string imports"), |
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142 cl::value_desc("path"), |
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143 cl::location(strImpPathStore), |
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144 cl::Prefix); |
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145 |
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146 |
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147 |
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148 // -d-debug is a bit messy, it has 3 modes: |
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149 // -d-debug=ident, -d-debug=level and -d-debug (without argument) |
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150 // That last of these must be acted upon immediately to ensure proper |
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151 // interaction with other options, so it needs some special handling: |
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152 std::vector<std::string> debugArgs; |
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153 |
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154 struct D_DebugStorage { |
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155 void push_back(const std::string& str) { |
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156 if (str.empty()) { |
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157 // Bare "-d-debug" has a special meaning. |
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158 global.params.useAssert = true; |
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159 global.params.useArrayBounds = true; |
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160 global.params.useInvariants = true; |
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161 global.params.useIn = true; |
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162 global.params.useOut = true; |
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163 debugArgs.push_back("1"); |
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164 } else { |
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165 debugArgs.push_back(str); |
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166 } |
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167 } |
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168 }; |
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169 |
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170 static D_DebugStorage dds; |
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171 |
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172 // -debug is already declared in LLVM (at least, in debug builds), |
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173 // so we need to be a bit more verbose. |
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174 static cl::list<std::string, D_DebugStorage> debugVersionsOption("d-debug", |
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175 cl::desc("Compile in debug code >= <level> or identified by <idents>."), |
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176 cl::value_desc("level/idents"), |
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177 cl::location(dds), |
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178 cl::CommaSeparated, |
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179 cl::ValueOptional); |
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180 |
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181 |
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182 |
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183 // -version is also declared in LLVM, so again we need to be a bit more verbose. |
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184 cl::list<std::string> versions("d-version", |
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185 cl::desc("Compile in version code >= <level> or identified by <idents>"), |
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186 cl::value_desc("level/idents"), |
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187 cl::CommaSeparated); |
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188 |
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189 |
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190 static ArrayAdapter linkSwitchStore("L", global.params.linkswitches); |
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191 static cl::list<std::string, ArrayAdapter> linkerSwitches("L", |
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192 cl::desc("Pass <linkerflag> to the linker"), |
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193 cl::value_desc("linkerflag"), |
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194 cl::location(linkSwitchStore), |
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195 cl::Prefix); |
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196 |
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197 |
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198 cl::opt<const llvm::TargetMachineRegistry::entry*, false, |
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199 llvm::RegistryParser<llvm::TargetMachine> > mArch("march", |
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200 cl::desc("Architecture to generate code for:")); |
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201 |
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202 cl::opt<bool> m32bits("m32", |
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203 cl::desc("32 bit target"), |
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204 cl::ZeroOrMore); |
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205 |
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206 cl::opt<bool> m64bits("m64", |
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207 cl::desc("64 bit target"), |
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208 cl::ZeroOrMore); |
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209 |
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210 cl::opt<std::string> mCPU("mcpu", |
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211 cl::desc("Target a specific cpu type (-mcpu=help for details)"), |
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212 cl::value_desc("cpu-name"), |
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213 cl::init("")); |
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214 |
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215 cl::list<std::string> mAttrs("mattr", |
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216 cl::CommaSeparated, |
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217 cl::desc("Target specific attributes (-mattr=help for details)"), |
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218 cl::value_desc("a1,+a2,-a3,...")); |
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219 |
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220 cl::opt<std::string> mTargetTriple("mtriple", |
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221 cl::desc("Override target triple")); |
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222 |
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223 |
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224 // "Hidden debug switches" |
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225 // Are these ever used? |
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226 static cl::opt<bool, true> debuga("hidden-debug--a", |
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227 cl::desc("Hidden debug option A"), |
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228 cl::ReallyHidden, |
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229 cl::location(global.params.debuga)); |
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230 static cl::opt<bool, true> debugb("hidden-debug-b", |
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231 cl::desc("Hidden debug option B"), |
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232 cl::ReallyHidden, |
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233 cl::location(global.params.debugb)); |
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234 static cl::opt<bool, true> debugc("hidden-debug-c", |
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235 cl::desc("Hidden debug option C"), |
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236 cl::ReallyHidden, |
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237 cl::location(global.params.debugc)); |
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238 static cl::opt<bool, true> debugf("hidden-debug-f", |
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239 cl::desc("Hidden debug option F"), |
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240 cl::ReallyHidden, |
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241 cl::location(global.params.debugf)); |
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242 static cl::opt<bool, true> debugr("hidden-debug-r", |
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243 cl::desc("Hidden debug option R"), |
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244 cl::ReallyHidden, |
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245 cl::location(global.params.debugr)); |
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246 static cl::opt<bool, true> debugw("hidden-debug-w", |
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247 cl::desc("Hidden debug option W"), |
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248 cl::ReallyHidden, |
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249 cl::location(global.params.debugw)); |
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250 static cl::opt<bool, true> debugx("hidden-debug-x", |
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251 cl::desc("Hidden debug option X"), |
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252 cl::ReallyHidden, |
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253 cl::location(global.params.debugx)); |
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254 static cl::opt<bool, true> debugy("hidden-debug-y", |
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255 cl::desc("Hidden debug option Y"), |
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256 cl::ReallyHidden, |
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257 cl::location(global.params.debugy)); |
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258 |
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259 |
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260 static cl::opt<bool, true, FlagParser> asserts("asserts", |
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261 cl::desc("(*) Enable assertions"), |
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262 cl::value_desc("bool"), |
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263 cl::location(global.params.useAssert), |
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264 cl::init(true)); |
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265 |
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266 static cl::opt<bool, true, FlagParser> boundsChecks("boundscheck", |
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267 cl::desc("(*) Enable array bounds checks"), |
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268 cl::value_desc("bool"), |
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269 cl::location(global.params.useArrayBounds), |
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270 cl::init(true)); |
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271 |
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272 static cl::opt<bool, true, FlagParser> invariants("invariants", |
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273 cl::desc("(*) Enable invariants"), |
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274 cl::location(global.params.useInvariants), |
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275 cl::init(true)); |
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276 |
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277 static cl::opt<bool, true, FlagParser> preconditions("preconditions", |
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278 cl::desc("(*) Enable function preconditions"), |
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279 cl::location(global.params.useIn), |
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280 cl::init(true)); |
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281 |
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282 static cl::opt<bool, true, FlagParser> postconditions("postconditions", |
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283 cl::desc("(*) Enable function postconditions"), |
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284 cl::location(global.params.useOut), |
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285 cl::init(true)); |
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286 |
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287 |
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288 static MultiSetter ContractsSetter(false, |
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289 &global.params.useIn, &global.params.useOut, NULL); |
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290 static cl::opt<MultiSetter, true, FlagParser> contracts("contracts", |
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291 cl::desc("(*) Enable function pre- and post-conditions"), |
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292 cl::location(ContractsSetter)); |
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293 |
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294 static MultiSetter ReleaseSetter(true, &global.params.useAssert, |
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295 &global.params.useArrayBounds, &global.params.useInvariants, |
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296 &global.params.useOut, &global.params.useIn, NULL); |
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297 static cl::opt<MultiSetter, true, cl::parser<bool> > release("release", |
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298 cl::desc("Disables asserts, invariants, contracts and boundscheck"), |
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299 cl::location(ReleaseSetter), |
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300 cl::ValueDisallowed); |
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301 |
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302 |
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303 cl::opt<bool> singleObj("singleobj", |
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304 cl::desc("Create only a single output object file"), |
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305 cl::ZeroOrMore); |
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306 |
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307 |
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308 static cl::extrahelp footer("\n" |
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309 "-d-debug can also be specified without options, in which case it enables all\n" |
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310 "debug checks (i.e. (asserts, boundchecks, contracts and invariants) as well\n" |
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311 "as acting as -d-debug=1\n\n" |
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312 "Options marked with (*) also have a -disable-FOO variant with inverted\n" |
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313 "meaning.\n"); |
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314 |
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315 } // namespace opts |