Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 1 | //===--- Targets.cpp - Implement -arch option and targets -----------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file was developed by Chris Lattner and is distributed under |
| 6 | // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file implements the -arch command line option and creates a TargetInfo |
| 11 | // that represents them. |
| 12 | // |
| 13 | //===----------------------------------------------------------------------===// |
| 14 | |
| 15 | #include "clang.h" |
| 16 | #include "clang/AST/Builtins.h" |
| 17 | #include "clang/Basic/Diagnostic.h" |
| 18 | #include "clang/Basic/TargetInfo.h" |
| 19 | #include "llvm/Support/CommandLine.h" |
| 20 | using namespace clang; |
| 21 | |
| 22 | /// Note: a hard coded list of targets is clearly silly, these should be |
| 23 | /// dynamicly registered and loadable with "-load". |
| 24 | enum SupportedTargets { |
| 25 | target_ppc, target_ppc64, |
| 26 | target_i386, target_x86_64, |
| 27 | target_linux_i386 |
| 28 | }; |
| 29 | |
| 30 | static llvm::cl::list<SupportedTargets> |
| 31 | Archs("arch", llvm::cl::desc("Architectures to compile for"), |
| 32 | llvm::cl::values(clEnumValN(target_ppc, "ppc", "32-bit Darwin PowerPC"), |
| 33 | clEnumValN(target_ppc64, "ppc64", "64-bit Darwin PowerPC"), |
| 34 | clEnumValN(target_i386, "i386", "32-bit Darwin X86"), |
| 35 | clEnumValN(target_x86_64, "x86_64","64-bit Darwin X86"), |
| 36 | clEnumValN(target_linux_i386,"linux", "Linux i386"), |
| 37 | clEnumValEnd)); |
| 38 | |
| 39 | //===----------------------------------------------------------------------===// |
| 40 | // Common code shared among targets. |
| 41 | //===----------------------------------------------------------------------===// |
| 42 | |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 43 | static void Define(std::vector<char> &Buf, const char *Macro, |
| 44 | const char *Val = "1") { |
| 45 | const char *Def = "#define "; |
| 46 | Buf.insert(Buf.end(), Def, Def+strlen(Def)); |
| 47 | Buf.insert(Buf.end(), Macro, Macro+strlen(Macro)); |
| 48 | Buf.push_back(' '); |
| 49 | Buf.insert(Buf.end(), Val, Val+strlen(Val)); |
| 50 | Buf.push_back('\n'); |
| 51 | } |
| 52 | |
| 53 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 54 | namespace { |
| 55 | class DarwinTargetInfo : public TargetInfoImpl { |
| 56 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 57 | virtual void getTargetDefines(std::vector<char> &Defs) const { |
| 58 | Define(Defs, "__APPLE__"); |
| 59 | Define(Defs, "__MACH__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 60 | |
| 61 | if (1) {// -fobjc-gc controls this. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 62 | Define(Defs, "__weak", ""); |
| 63 | Define(Defs, "__strong", ""); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 64 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 65 | Define(Defs, "__weak", "__attribute__((objc_gc(weak)))"); |
| 66 | Define(Defs, "__strong", "__attribute__((objc_gc(strong)))"); |
| 67 | Define(Defs, "__OBJC_GC__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 68 | } |
| 69 | |
| 70 | // darwin_constant_cfstrings controls this. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 71 | Define(Defs, "__CONSTANT_CFSTRINGS__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 72 | |
| 73 | if (0) // darwin_pascal_strings |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 74 | Define(Defs, "__PASCAL_STRINGS__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 75 | } |
| 76 | |
| 77 | }; |
| 78 | } // end anonymous namespace. |
| 79 | |
| 80 | |
| 81 | /// getPowerPCDefines - Return a set of the PowerPC-specific #defines that are |
| 82 | /// not tied to a specific subtarget. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 83 | static void getPowerPCDefines(std::vector<char> &Defs, bool is64Bit) { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 84 | // Target identification. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 85 | Define(Defs, "__ppc__"); |
| 86 | Define(Defs, "_ARCH_PPC"); |
| 87 | Define(Defs, "__POWERPC__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 88 | if (is64Bit) { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 89 | Define(Defs, "_ARCH_PPC64"); |
| 90 | Define(Defs, "_LP64"); |
| 91 | Define(Defs, "__LP64__"); |
| 92 | Define(Defs, "__ppc64__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 93 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 94 | Define(Defs, "__ppc__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 95 | } |
| 96 | |
| 97 | // Target properties. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 98 | Define(Defs, "_BIG_ENDIAN"); |
| 99 | Define(Defs, "__BIG_ENDIAN__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 100 | |
| 101 | if (is64Bit) { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 102 | Define(Defs, "__INTMAX_MAX__", "9223372036854775807L"); |
| 103 | Define(Defs, "__INTMAX_TYPE__", "long int"); |
| 104 | Define(Defs, "__LONG_MAX__", "9223372036854775807L"); |
| 105 | Define(Defs, "__PTRDIFF_TYPE__", "long int"); |
| 106 | Define(Defs, "__UINTMAX_TYPE__", "long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 107 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 108 | Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL"); |
| 109 | Define(Defs, "__INTMAX_TYPE__", "long long int"); |
| 110 | Define(Defs, "__LONG_MAX__", "2147483647L"); |
| 111 | Define(Defs, "__PTRDIFF_TYPE__", "int"); |
| 112 | Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 113 | } |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 114 | Define(Defs, "__INT_MAX__", "2147483647"); |
| 115 | Define(Defs, "__LONG_LONG_MAX__", "9223372036854775807LL"); |
| 116 | Define(Defs, "__CHAR_BIT__", "8"); |
| 117 | Define(Defs, "__SCHAR_MAX__", "127"); |
| 118 | Define(Defs, "__SHRT_MAX__", "32767"); |
| 119 | Define(Defs, "__SIZE_TYPE__", "long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 120 | |
| 121 | // Subtarget options. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 122 | Define(Defs, "__USER_LABEL_PREFIX__", "_"); |
| 123 | Define(Defs, "__NATURAL_ALIGNMENT__"); |
| 124 | Define(Defs, "__REGISTER_PREFIX__", ""); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 125 | |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 126 | Define(Defs, "__WCHAR_MAX__", "2147483647"); |
| 127 | Define(Defs, "__WCHAR_TYPE__", "int"); |
| 128 | Define(Defs, "__WINT_TYPE__", "int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 129 | |
| 130 | // Float macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 131 | Define(Defs, "__FLT_DENORM_MIN__", "1.40129846e-45F"); |
| 132 | Define(Defs, "__FLT_DIG__", "6"); |
| 133 | Define(Defs, "__FLT_EPSILON__", "1.19209290e-7F"); |
| 134 | Define(Defs, "__FLT_EVAL_METHOD__", "0"); |
| 135 | Define(Defs, "__FLT_HAS_INFINITY__"); |
| 136 | Define(Defs, "__FLT_HAS_QUIET_NAN__"); |
| 137 | Define(Defs, "__FLT_MANT_DIG__", "24"); |
| 138 | Define(Defs, "__FLT_MAX_10_EXP__", "38"); |
| 139 | Define(Defs, "__FLT_MAX_EXP__", "128"); |
| 140 | Define(Defs, "__FLT_MAX__", "3.40282347e+38F"); |
| 141 | Define(Defs, "__FLT_MIN_10_EXP__", "(-37)"); |
| 142 | Define(Defs, "__FLT_MIN_EXP__", "(-125)"); |
| 143 | Define(Defs, "__FLT_MIN__", "1.17549435e-38F"); |
| 144 | Define(Defs, "__FLT_RADIX__", "2"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 145 | |
| 146 | // double macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 147 | Define(Defs, "__DBL_DENORM_MIN__", "4.9406564584124654e-324"); |
| 148 | Define(Defs, "__DBL_DIG__", "15"); |
| 149 | Define(Defs, "__DBL_EPSILON__", "2.2204460492503131e-16"); |
| 150 | Define(Defs, "__DBL_HAS_INFINITY__"); |
| 151 | Define(Defs, "__DBL_HAS_QUIET_NAN__"); |
| 152 | Define(Defs, "__DBL_MANT_DIG__", "53"); |
| 153 | Define(Defs, "__DBL_MAX_10_EXP__", "308"); |
| 154 | Define(Defs, "__DBL_MAX_EXP__", "1024"); |
| 155 | Define(Defs, "__DBL_MAX__", "1.7976931348623157e+308"); |
| 156 | Define(Defs, "__DBL_MIN_10_EXP__", "(-307)"); |
| 157 | Define(Defs, "__DBL_MIN_EXP__", "(-1021)"); |
| 158 | Define(Defs, "__DBL_MIN__", "2.2250738585072014e-308"); |
| 159 | Define(Defs, "__DECIMAL_DIG__", "33"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 160 | |
| 161 | // 128-bit long double macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 162 | Define(Defs, "__LDBL_DENORM_MIN__", |
| 163 | "4.94065645841246544176568792868221e-324L"); |
| 164 | Define(Defs, "__LDBL_DIG__", "31"); |
| 165 | Define(Defs, "__LDBL_EPSILON__", |
| 166 | "4.94065645841246544176568792868221e-324L"); |
| 167 | Define(Defs, "__LDBL_HAS_INFINITY__"); |
| 168 | Define(Defs, "__LDBL_HAS_QUIET_NAN__"); |
| 169 | Define(Defs, "__LDBL_MANT_DIG__", "106"); |
| 170 | Define(Defs, "__LDBL_MAX_10_EXP__", "308"); |
| 171 | Define(Defs, "__LDBL_MAX_EXP__", "1024"); |
| 172 | Define(Defs, "__LDBL_MAX__", |
| 173 | "1.79769313486231580793728971405301e+308L"); |
| 174 | Define(Defs, "__LDBL_MIN_10_EXP__", "(-291)"); |
| 175 | Define(Defs, "__LDBL_MIN_EXP__", "(-968)"); |
| 176 | Define(Defs, "__LDBL_MIN__", |
| 177 | "2.00416836000897277799610805135016e-292L"); |
| 178 | Define(Defs, "__LONG_DOUBLE_128__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 179 | } |
| 180 | |
| 181 | /// getX86Defines - Return a set of the X86-specific #defines that are |
| 182 | /// not tied to a specific subtarget. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 183 | static void getX86Defines(std::vector<char> &Defs, bool is64Bit) { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 184 | // Target identification. |
| 185 | if (is64Bit) { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 186 | Define(Defs, "_LP64"); |
| 187 | Define(Defs, "__LP64__"); |
| 188 | Define(Defs, "__amd64__"); |
| 189 | Define(Defs, "__amd64"); |
| 190 | Define(Defs, "__x86_64"); |
| 191 | Define(Defs, "__x86_64__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 192 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 193 | Define(Defs, "__i386__"); |
| 194 | Define(Defs, "__i386"); |
| 195 | Define(Defs, "i386"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 196 | } |
| 197 | |
| 198 | // Target properties. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 199 | Define(Defs, "__LITTLE_ENDIAN__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 200 | |
| 201 | if (is64Bit) { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 202 | Define(Defs, "__INTMAX_MAX__", "9223372036854775807L"); |
| 203 | Define(Defs, "__INTMAX_TYPE__", "long int"); |
| 204 | Define(Defs, "__LONG_MAX__", "9223372036854775807L"); |
| 205 | Define(Defs, "__PTRDIFF_TYPE__", "long int"); |
| 206 | Define(Defs, "__UINTMAX_TYPE__", "long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 207 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 208 | Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL"); |
| 209 | Define(Defs, "__INTMAX_TYPE__", "long long int"); |
| 210 | Define(Defs, "__LONG_MAX__", "2147483647L"); |
| 211 | Define(Defs, "__PTRDIFF_TYPE__", "int"); |
| 212 | Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 213 | } |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 214 | Define(Defs, "__CHAR_BIT__", "8"); |
| 215 | Define(Defs, "__INT_MAX__", "2147483647"); |
| 216 | Define(Defs, "__LONG_LONG_MAX__", "9223372036854775807LL"); |
| 217 | Define(Defs, "__SCHAR_MAX__", "127"); |
| 218 | Define(Defs, "__SHRT_MAX__", "32767"); |
| 219 | Define(Defs, "__SIZE_TYPE__", "long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 220 | |
| 221 | // Subtarget options. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 222 | Define(Defs, "__nocona"); |
| 223 | Define(Defs, "__nocona__"); |
| 224 | Define(Defs, "__tune_nocona__"); |
| 225 | Define(Defs, "__SSE2_MATH__"); |
| 226 | Define(Defs, "__SSE2__"); |
| 227 | Define(Defs, "__SSE_MATH__"); |
| 228 | Define(Defs, "__SSE__"); |
| 229 | Define(Defs, "__MMX__"); |
| 230 | Define(Defs, "__REGISTER_PREFIX__", ""); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 231 | |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 232 | Define(Defs, "__WCHAR_MAX__", "2147483647"); |
| 233 | Define(Defs, "__WCHAR_TYPE__", "int"); |
| 234 | Define(Defs, "__WINT_TYPE__", "int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 235 | |
| 236 | // Float macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 237 | Define(Defs, "__FLT_DENORM_MIN__", "1.40129846e-45F"); |
| 238 | Define(Defs, "__FLT_DIG__", "6"); |
| 239 | Define(Defs, "__FLT_EPSILON__", "1.19209290e-7F"); |
| 240 | Define(Defs, "__FLT_EVAL_METHOD__", "0"); |
| 241 | Define(Defs, "__FLT_HAS_INFINITY__"); |
| 242 | Define(Defs, "__FLT_HAS_QUIET_NAN__"); |
| 243 | Define(Defs, "__FLT_MANT_DIG__", "24"); |
| 244 | Define(Defs, "__FLT_MAX_10_EXP__", "38"); |
| 245 | Define(Defs, "__FLT_MAX_EXP__", "128"); |
| 246 | Define(Defs, "__FLT_MAX__", "3.40282347e+38F"); |
| 247 | Define(Defs, "__FLT_MIN_10_EXP__", "(-37)"); |
| 248 | Define(Defs, "__FLT_MIN_EXP__", "(-125)"); |
| 249 | Define(Defs, "__FLT_MIN__", "1.17549435e-38F"); |
| 250 | Define(Defs, "__FLT_RADIX__", "2"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 251 | |
| 252 | // Double macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 253 | Define(Defs, "__DBL_DENORM_MIN__", "4.9406564584124654e-324"); |
| 254 | Define(Defs, "__DBL_DIG__", "15"); |
| 255 | Define(Defs, "__DBL_EPSILON__", "2.2204460492503131e-16"); |
| 256 | Define(Defs, "__DBL_HAS_INFINITY__"); |
| 257 | Define(Defs, "__DBL_HAS_QUIET_NAN__"); |
| 258 | Define(Defs, "__DBL_MANT_DIG__", "53"); |
| 259 | Define(Defs, "__DBL_MAX_10_EXP__", "308"); |
| 260 | Define(Defs, "__DBL_MAX_EXP__", "1024"); |
| 261 | Define(Defs, "__DBL_MAX__", "1.7976931348623157e+308"); |
| 262 | Define(Defs, "__DBL_MIN_10_EXP__", "(-307)"); |
| 263 | Define(Defs, "__DBL_MIN_EXP__", "(-1021)"); |
| 264 | Define(Defs, "__DBL_MIN__", "2.2250738585072014e-308"); |
| 265 | Define(Defs, "__DECIMAL_DIG__", "21"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 266 | |
| 267 | // 80-bit Long double macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 268 | Define(Defs, "__LDBL_DENORM_MIN__", "3.64519953188247460253e-4951L"); |
| 269 | Define(Defs, "__LDBL_DIG__", "18"); |
| 270 | Define(Defs, "__LDBL_EPSILON__", "1.08420217248550443401e-19L"); |
| 271 | Define(Defs, "__LDBL_HAS_INFINITY__"); |
| 272 | Define(Defs, "__LDBL_HAS_QUIET_NAN__"); |
| 273 | Define(Defs, "__LDBL_MANT_DIG__", "64"); |
| 274 | Define(Defs, "__LDBL_MAX_10_EXP__", "4932"); |
| 275 | Define(Defs, "__LDBL_MAX_EXP__", "16384"); |
| 276 | Define(Defs, "__LDBL_MAX__", "1.18973149535723176502e+4932L"); |
| 277 | Define(Defs, "__LDBL_MIN_10_EXP__", "(-4931)"); |
| 278 | Define(Defs, "__LDBL_MIN_EXP__", "(-16381)"); |
| 279 | Define(Defs, "__LDBL_MIN__", "3.36210314311209350626e-4932L"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 280 | } |
| 281 | |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 282 | static const char* getI386VAListDeclaration() { |
| 283 | return "typedef char* __builtin_va_list;"; |
| 284 | } |
| 285 | |
| 286 | static const char* getX86_64VAListDeclaration() { |
| 287 | return |
| 288 | "typedef struct __va_list_tag {" |
| 289 | " unsigned gp_offset;" |
| 290 | " unsigned fp_offset;" |
| 291 | " void* overflow_arg_area;" |
| 292 | " void* reg_save_area;" |
| 293 | "} __builtin_va_list[1];"; |
| 294 | } |
| 295 | |
| 296 | static const char* getPPCVAListDeclaration() { |
| 297 | return |
| 298 | "typedef struct __va_list_tag {" |
| 299 | " unsigned char gpr;" |
| 300 | " unsigned char fpr;" |
| 301 | " unsigned short reserved;" |
| 302 | " void* overflow_arg_area;" |
| 303 | " void* reg_save_area;" |
| 304 | "} __builtin_va_list[1];"; |
| 305 | } |
| 306 | |
| 307 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 308 | /// PPC builtin info. |
| 309 | namespace PPC { |
| 310 | enum { |
| 311 | LastTIBuiltin = Builtin::FirstTSBuiltin-1, |
| 312 | #define BUILTIN(ID, TYPE, ATTRS) BI##ID, |
| 313 | #include "PPCBuiltins.def" |
| 314 | LastTSBuiltin |
| 315 | }; |
| 316 | |
| 317 | static const Builtin::Info BuiltinInfo[] = { |
| 318 | #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS }, |
| 319 | #include "PPCBuiltins.def" |
| 320 | }; |
| 321 | |
| 322 | static void getBuiltins(const Builtin::Info *&Records, unsigned &NumRecords) { |
| 323 | Records = BuiltinInfo; |
| 324 | NumRecords = LastTSBuiltin-Builtin::FirstTSBuiltin; |
| 325 | } |
| 326 | } // End namespace PPC |
| 327 | |
| 328 | |
| 329 | /// X86 builtin info. |
| 330 | namespace X86 { |
| 331 | enum { |
| 332 | LastTIBuiltin = Builtin::FirstTSBuiltin-1, |
| 333 | #define BUILTIN(ID, TYPE, ATTRS) BI##ID, |
| 334 | #include "X86Builtins.def" |
| 335 | LastTSBuiltin |
| 336 | }; |
| 337 | |
| 338 | static const Builtin::Info BuiltinInfo[] = { |
| 339 | #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS }, |
| 340 | #include "X86Builtins.def" |
| 341 | }; |
| 342 | |
| 343 | static void getBuiltins(const Builtin::Info *&Records, unsigned &NumRecords) { |
| 344 | Records = BuiltinInfo; |
| 345 | NumRecords = LastTSBuiltin-Builtin::FirstTSBuiltin; |
| 346 | } |
| 347 | } // End namespace X86 |
| 348 | |
| 349 | //===----------------------------------------------------------------------===// |
| 350 | // Specific target implementations. |
| 351 | //===----------------------------------------------------------------------===// |
| 352 | |
| 353 | |
| 354 | namespace { |
| 355 | class DarwinPPCTargetInfo : public DarwinTargetInfo { |
| 356 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 357 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 358 | DarwinTargetInfo::getTargetDefines(Defines); |
| 359 | getPowerPCDefines(Defines, false); |
| 360 | } |
| 361 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 362 | unsigned &NumRecords) const { |
| 363 | PPC::getBuiltins(Records, NumRecords); |
| 364 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 365 | virtual const char *getVAListDeclaration() const { |
| 366 | return getPPCVAListDeclaration(); |
| 367 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 368 | }; |
| 369 | } // end anonymous namespace. |
| 370 | |
| 371 | namespace { |
| 372 | class DarwinPPC64TargetInfo : public DarwinTargetInfo { |
| 373 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 374 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 375 | DarwinTargetInfo::getTargetDefines(Defines); |
| 376 | getPowerPCDefines(Defines, true); |
| 377 | } |
| 378 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 379 | unsigned &NumRecords) const { |
| 380 | PPC::getBuiltins(Records, NumRecords); |
| 381 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 382 | virtual const char *getVAListDeclaration() const { |
| 383 | return getPPCVAListDeclaration(); |
| 384 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 385 | }; |
| 386 | } // end anonymous namespace. |
| 387 | |
| 388 | namespace { |
| 389 | class DarwinI386TargetInfo : public DarwinTargetInfo { |
| 390 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 391 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 392 | DarwinTargetInfo::getTargetDefines(Defines); |
| 393 | getX86Defines(Defines, false); |
| 394 | } |
| 395 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 396 | unsigned &NumRecords) const { |
| 397 | X86::getBuiltins(Records, NumRecords); |
| 398 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 399 | |
| 400 | virtual const char *getVAListDeclaration() const { |
| 401 | return getI386VAListDeclaration(); |
| 402 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 403 | }; |
| 404 | } // end anonymous namespace. |
| 405 | |
| 406 | namespace { |
| 407 | class DarwinX86_64TargetInfo : public DarwinTargetInfo { |
| 408 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 409 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 410 | DarwinTargetInfo::getTargetDefines(Defines); |
| 411 | getX86Defines(Defines, true); |
| 412 | } |
| 413 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 414 | unsigned &NumRecords) const { |
| 415 | X86::getBuiltins(Records, NumRecords); |
| 416 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 417 | virtual const char *getVAListDeclaration() const { |
| 418 | return getX86_64VAListDeclaration(); |
| 419 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 420 | }; |
| 421 | } // end anonymous namespace. |
| 422 | |
| 423 | namespace { |
| 424 | class LinuxTargetInfo : public DarwinTargetInfo { |
| 425 | public: |
| 426 | LinuxTargetInfo() { |
| 427 | // Note: I have no idea if this is right, just for testing. |
| 428 | WCharWidth = 16; |
Chris Lattner | d2d2a11 | 2007-07-14 01:29:45 +0000 | [diff] [blame] | 429 | WCharAlign = 16; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 430 | } |
| 431 | |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 432 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 433 | // TODO: linux-specific stuff. |
| 434 | getX86Defines(Defines, false); |
| 435 | } |
| 436 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 437 | unsigned &NumRecords) const { |
| 438 | X86::getBuiltins(Records, NumRecords); |
| 439 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 440 | virtual const char *getVAListDeclaration() const { |
| 441 | return getI386VAListDeclaration(); |
| 442 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 443 | }; |
| 444 | } // end anonymous namespace. |
| 445 | |
| 446 | |
| 447 | //===----------------------------------------------------------------------===// |
| 448 | // Driver code |
| 449 | //===----------------------------------------------------------------------===// |
| 450 | |
| 451 | /// CreateTarget - Create the TargetInfoImpl object for the specified target |
| 452 | /// enum value. |
| 453 | static TargetInfoImpl *CreateTarget(SupportedTargets T) { |
| 454 | switch (T) { |
| 455 | default: assert(0 && "Unknown target!"); |
| 456 | case target_ppc: return new DarwinPPCTargetInfo(); |
| 457 | case target_ppc64: return new DarwinPPC64TargetInfo(); |
| 458 | case target_i386: return new DarwinI386TargetInfo(); |
| 459 | case target_x86_64: return new DarwinX86_64TargetInfo(); |
| 460 | case target_linux_i386: return new LinuxTargetInfo(); |
| 461 | } |
| 462 | } |
| 463 | |
| 464 | /// CreateTargetInfo - Return the set of target info objects as specified by |
| 465 | /// the -arch command line option. |
| 466 | TargetInfo *clang::CreateTargetInfo(Diagnostic &Diags) { |
| 467 | // If the user didn't specify at least one architecture, auto-sense the |
| 468 | // current host. TODO: This is a hack. :) |
| 469 | if (Archs.empty()) { |
| 470 | #ifndef __APPLE__ |
Chris Lattner | c3f8937 | 2007-07-15 01:37:36 +0000 | [diff] [blame] | 471 | // Assume non-apple = i386 for now. |
| 472 | Archs.push_back(target_i386); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 473 | #elif (defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)) && \ |
| 474 | defined(__ppc64__) |
| 475 | Archs.push_back(target_ppc64); |
| 476 | #elif defined(__POWERPC__) || defined (__ppc__) || defined(_POWER) |
| 477 | Archs.push_back(target_ppc); |
| 478 | #elif defined(__x86_64__) |
| 479 | Archs.push_back(target_x86_64); |
| 480 | #elif defined(__i386__) || defined(i386) || defined(_M_IX86) |
| 481 | Archs.push_back(target_i386); |
| 482 | #else |
| 483 | // Don't know what this is! |
| 484 | return 0; |
| 485 | #endif |
| 486 | } |
| 487 | |
| 488 | // Create the primary target and target info. |
| 489 | TargetInfo *TI = new TargetInfo(CreateTarget(Archs[0]), &Diags); |
| 490 | |
| 491 | // Add all secondary targets. |
| 492 | for (unsigned i = 1, e = Archs.size(); i != e; ++i) |
| 493 | TI->AddSecondaryTarget(CreateTarget(Archs[i])); |
| 494 | return TI; |
| 495 | } |