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" |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 19 | #include "llvm/ADT/STLExtras.h" |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 20 | #include "llvm/Support/CommandLine.h" |
| 21 | using namespace clang; |
| 22 | |
| 23 | /// Note: a hard coded list of targets is clearly silly, these should be |
| 24 | /// dynamicly registered and loadable with "-load". |
| 25 | enum SupportedTargets { |
| 26 | target_ppc, target_ppc64, |
| 27 | target_i386, target_x86_64, |
| 28 | target_linux_i386 |
| 29 | }; |
| 30 | |
| 31 | static llvm::cl::list<SupportedTargets> |
| 32 | Archs("arch", llvm::cl::desc("Architectures to compile for"), |
| 33 | llvm::cl::values(clEnumValN(target_ppc, "ppc", "32-bit Darwin PowerPC"), |
| 34 | clEnumValN(target_ppc64, "ppc64", "64-bit Darwin PowerPC"), |
| 35 | clEnumValN(target_i386, "i386", "32-bit Darwin X86"), |
| 36 | clEnumValN(target_x86_64, "x86_64","64-bit Darwin X86"), |
| 37 | clEnumValN(target_linux_i386,"linux", "Linux i386"), |
| 38 | clEnumValEnd)); |
| 39 | |
| 40 | //===----------------------------------------------------------------------===// |
| 41 | // Common code shared among targets. |
| 42 | //===----------------------------------------------------------------------===// |
| 43 | |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 44 | static void Define(std::vector<char> &Buf, const char *Macro, |
| 45 | const char *Val = "1") { |
| 46 | const char *Def = "#define "; |
| 47 | Buf.insert(Buf.end(), Def, Def+strlen(Def)); |
| 48 | Buf.insert(Buf.end(), Macro, Macro+strlen(Macro)); |
| 49 | Buf.push_back(' '); |
| 50 | Buf.insert(Buf.end(), Val, Val+strlen(Val)); |
| 51 | Buf.push_back('\n'); |
| 52 | } |
| 53 | |
| 54 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 55 | namespace { |
| 56 | class DarwinTargetInfo : public TargetInfoImpl { |
| 57 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 58 | virtual void getTargetDefines(std::vector<char> &Defs) const { |
Chris Lattner | 338128b | 2007-10-17 06:04:46 +0000 | [diff] [blame] | 59 | // FIXME: we need a real target configuration system. For now, only define |
| 60 | // __APPLE__ if the host has it. |
| 61 | #ifdef __APPLE__ |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 62 | Define(Defs, "__APPLE__"); |
| 63 | Define(Defs, "__MACH__"); |
Chris Lattner | 338128b | 2007-10-17 06:04:46 +0000 | [diff] [blame] | 64 | #endif |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 65 | |
| 66 | if (1) {// -fobjc-gc controls this. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 67 | Define(Defs, "__weak", ""); |
| 68 | Define(Defs, "__strong", ""); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 69 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 70 | Define(Defs, "__weak", "__attribute__((objc_gc(weak)))"); |
| 71 | Define(Defs, "__strong", "__attribute__((objc_gc(strong)))"); |
| 72 | Define(Defs, "__OBJC_GC__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 73 | } |
| 74 | |
| 75 | // darwin_constant_cfstrings controls this. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 76 | Define(Defs, "__CONSTANT_CFSTRINGS__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 77 | |
| 78 | if (0) // darwin_pascal_strings |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 79 | Define(Defs, "__PASCAL_STRINGS__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 80 | } |
| 81 | |
| 82 | }; |
| 83 | } // end anonymous namespace. |
| 84 | |
| 85 | |
| 86 | /// getPowerPCDefines - Return a set of the PowerPC-specific #defines that are |
| 87 | /// not tied to a specific subtarget. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 88 | static void getPowerPCDefines(std::vector<char> &Defs, bool is64Bit) { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 89 | // Target identification. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 90 | Define(Defs, "__ppc__"); |
| 91 | Define(Defs, "_ARCH_PPC"); |
| 92 | Define(Defs, "__POWERPC__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 93 | if (is64Bit) { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 94 | Define(Defs, "_ARCH_PPC64"); |
| 95 | Define(Defs, "_LP64"); |
| 96 | Define(Defs, "__LP64__"); |
| 97 | Define(Defs, "__ppc64__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 98 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 99 | Define(Defs, "__ppc__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 100 | } |
| 101 | |
| 102 | // Target properties. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 103 | Define(Defs, "_BIG_ENDIAN"); |
| 104 | Define(Defs, "__BIG_ENDIAN__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 105 | |
| 106 | if (is64Bit) { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 107 | Define(Defs, "__INTMAX_MAX__", "9223372036854775807L"); |
| 108 | Define(Defs, "__INTMAX_TYPE__", "long int"); |
| 109 | Define(Defs, "__LONG_MAX__", "9223372036854775807L"); |
| 110 | Define(Defs, "__PTRDIFF_TYPE__", "long int"); |
| 111 | Define(Defs, "__UINTMAX_TYPE__", "long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 112 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 113 | Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL"); |
| 114 | Define(Defs, "__INTMAX_TYPE__", "long long int"); |
| 115 | Define(Defs, "__LONG_MAX__", "2147483647L"); |
| 116 | Define(Defs, "__PTRDIFF_TYPE__", "int"); |
| 117 | Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 118 | } |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 119 | Define(Defs, "__INT_MAX__", "2147483647"); |
| 120 | Define(Defs, "__LONG_LONG_MAX__", "9223372036854775807LL"); |
| 121 | Define(Defs, "__CHAR_BIT__", "8"); |
| 122 | Define(Defs, "__SCHAR_MAX__", "127"); |
| 123 | Define(Defs, "__SHRT_MAX__", "32767"); |
| 124 | Define(Defs, "__SIZE_TYPE__", "long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 125 | |
| 126 | // Subtarget options. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 127 | Define(Defs, "__USER_LABEL_PREFIX__", "_"); |
| 128 | Define(Defs, "__NATURAL_ALIGNMENT__"); |
| 129 | Define(Defs, "__REGISTER_PREFIX__", ""); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 130 | |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 131 | Define(Defs, "__WCHAR_MAX__", "2147483647"); |
| 132 | Define(Defs, "__WCHAR_TYPE__", "int"); |
| 133 | Define(Defs, "__WINT_TYPE__", "int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 134 | |
| 135 | // Float macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 136 | Define(Defs, "__FLT_DENORM_MIN__", "1.40129846e-45F"); |
| 137 | Define(Defs, "__FLT_DIG__", "6"); |
| 138 | Define(Defs, "__FLT_EPSILON__", "1.19209290e-7F"); |
| 139 | Define(Defs, "__FLT_EVAL_METHOD__", "0"); |
| 140 | Define(Defs, "__FLT_HAS_INFINITY__"); |
| 141 | Define(Defs, "__FLT_HAS_QUIET_NAN__"); |
| 142 | Define(Defs, "__FLT_MANT_DIG__", "24"); |
| 143 | Define(Defs, "__FLT_MAX_10_EXP__", "38"); |
| 144 | Define(Defs, "__FLT_MAX_EXP__", "128"); |
| 145 | Define(Defs, "__FLT_MAX__", "3.40282347e+38F"); |
| 146 | Define(Defs, "__FLT_MIN_10_EXP__", "(-37)"); |
| 147 | Define(Defs, "__FLT_MIN_EXP__", "(-125)"); |
| 148 | Define(Defs, "__FLT_MIN__", "1.17549435e-38F"); |
| 149 | Define(Defs, "__FLT_RADIX__", "2"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 150 | |
| 151 | // double macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 152 | Define(Defs, "__DBL_DENORM_MIN__", "4.9406564584124654e-324"); |
| 153 | Define(Defs, "__DBL_DIG__", "15"); |
| 154 | Define(Defs, "__DBL_EPSILON__", "2.2204460492503131e-16"); |
| 155 | Define(Defs, "__DBL_HAS_INFINITY__"); |
| 156 | Define(Defs, "__DBL_HAS_QUIET_NAN__"); |
| 157 | Define(Defs, "__DBL_MANT_DIG__", "53"); |
| 158 | Define(Defs, "__DBL_MAX_10_EXP__", "308"); |
| 159 | Define(Defs, "__DBL_MAX_EXP__", "1024"); |
| 160 | Define(Defs, "__DBL_MAX__", "1.7976931348623157e+308"); |
| 161 | Define(Defs, "__DBL_MIN_10_EXP__", "(-307)"); |
| 162 | Define(Defs, "__DBL_MIN_EXP__", "(-1021)"); |
| 163 | Define(Defs, "__DBL_MIN__", "2.2250738585072014e-308"); |
| 164 | Define(Defs, "__DECIMAL_DIG__", "33"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 165 | |
| 166 | // 128-bit long double macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 167 | Define(Defs, "__LDBL_DENORM_MIN__", |
| 168 | "4.94065645841246544176568792868221e-324L"); |
| 169 | Define(Defs, "__LDBL_DIG__", "31"); |
| 170 | Define(Defs, "__LDBL_EPSILON__", |
| 171 | "4.94065645841246544176568792868221e-324L"); |
| 172 | Define(Defs, "__LDBL_HAS_INFINITY__"); |
| 173 | Define(Defs, "__LDBL_HAS_QUIET_NAN__"); |
| 174 | Define(Defs, "__LDBL_MANT_DIG__", "106"); |
| 175 | Define(Defs, "__LDBL_MAX_10_EXP__", "308"); |
| 176 | Define(Defs, "__LDBL_MAX_EXP__", "1024"); |
| 177 | Define(Defs, "__LDBL_MAX__", |
| 178 | "1.79769313486231580793728971405301e+308L"); |
| 179 | Define(Defs, "__LDBL_MIN_10_EXP__", "(-291)"); |
| 180 | Define(Defs, "__LDBL_MIN_EXP__", "(-968)"); |
| 181 | Define(Defs, "__LDBL_MIN__", |
| 182 | "2.00416836000897277799610805135016e-292L"); |
| 183 | Define(Defs, "__LONG_DOUBLE_128__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 184 | } |
| 185 | |
| 186 | /// getX86Defines - Return a set of the X86-specific #defines that are |
| 187 | /// not tied to a specific subtarget. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 188 | static void getX86Defines(std::vector<char> &Defs, bool is64Bit) { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 189 | // Target identification. |
| 190 | if (is64Bit) { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 191 | Define(Defs, "_LP64"); |
| 192 | Define(Defs, "__LP64__"); |
| 193 | Define(Defs, "__amd64__"); |
| 194 | Define(Defs, "__amd64"); |
| 195 | Define(Defs, "__x86_64"); |
| 196 | Define(Defs, "__x86_64__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 197 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 198 | Define(Defs, "__i386__"); |
| 199 | Define(Defs, "__i386"); |
| 200 | Define(Defs, "i386"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 201 | } |
| 202 | |
| 203 | // Target properties. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 204 | Define(Defs, "__LITTLE_ENDIAN__"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 205 | |
| 206 | if (is64Bit) { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 207 | Define(Defs, "__INTMAX_MAX__", "9223372036854775807L"); |
| 208 | Define(Defs, "__INTMAX_TYPE__", "long int"); |
| 209 | Define(Defs, "__LONG_MAX__", "9223372036854775807L"); |
| 210 | Define(Defs, "__PTRDIFF_TYPE__", "long int"); |
| 211 | Define(Defs, "__UINTMAX_TYPE__", "long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 212 | } else { |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 213 | Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL"); |
| 214 | Define(Defs, "__INTMAX_TYPE__", "long long int"); |
| 215 | Define(Defs, "__LONG_MAX__", "2147483647L"); |
| 216 | Define(Defs, "__PTRDIFF_TYPE__", "int"); |
| 217 | Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 218 | } |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 219 | Define(Defs, "__CHAR_BIT__", "8"); |
| 220 | Define(Defs, "__INT_MAX__", "2147483647"); |
| 221 | Define(Defs, "__LONG_LONG_MAX__", "9223372036854775807LL"); |
| 222 | Define(Defs, "__SCHAR_MAX__", "127"); |
| 223 | Define(Defs, "__SHRT_MAX__", "32767"); |
| 224 | Define(Defs, "__SIZE_TYPE__", "long unsigned int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 225 | |
| 226 | // Subtarget options. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 227 | Define(Defs, "__nocona"); |
| 228 | Define(Defs, "__nocona__"); |
| 229 | Define(Defs, "__tune_nocona__"); |
| 230 | Define(Defs, "__SSE2_MATH__"); |
| 231 | Define(Defs, "__SSE2__"); |
| 232 | Define(Defs, "__SSE_MATH__"); |
| 233 | Define(Defs, "__SSE__"); |
| 234 | Define(Defs, "__MMX__"); |
| 235 | Define(Defs, "__REGISTER_PREFIX__", ""); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 236 | |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 237 | Define(Defs, "__WCHAR_MAX__", "2147483647"); |
| 238 | Define(Defs, "__WCHAR_TYPE__", "int"); |
| 239 | Define(Defs, "__WINT_TYPE__", "int"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 240 | |
| 241 | // Float macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 242 | Define(Defs, "__FLT_DENORM_MIN__", "1.40129846e-45F"); |
| 243 | Define(Defs, "__FLT_DIG__", "6"); |
| 244 | Define(Defs, "__FLT_EPSILON__", "1.19209290e-7F"); |
| 245 | Define(Defs, "__FLT_EVAL_METHOD__", "0"); |
| 246 | Define(Defs, "__FLT_HAS_INFINITY__"); |
| 247 | Define(Defs, "__FLT_HAS_QUIET_NAN__"); |
| 248 | Define(Defs, "__FLT_MANT_DIG__", "24"); |
| 249 | Define(Defs, "__FLT_MAX_10_EXP__", "38"); |
| 250 | Define(Defs, "__FLT_MAX_EXP__", "128"); |
| 251 | Define(Defs, "__FLT_MAX__", "3.40282347e+38F"); |
| 252 | Define(Defs, "__FLT_MIN_10_EXP__", "(-37)"); |
| 253 | Define(Defs, "__FLT_MIN_EXP__", "(-125)"); |
| 254 | Define(Defs, "__FLT_MIN__", "1.17549435e-38F"); |
| 255 | Define(Defs, "__FLT_RADIX__", "2"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 256 | |
| 257 | // Double macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 258 | Define(Defs, "__DBL_DENORM_MIN__", "4.9406564584124654e-324"); |
| 259 | Define(Defs, "__DBL_DIG__", "15"); |
| 260 | Define(Defs, "__DBL_EPSILON__", "2.2204460492503131e-16"); |
| 261 | Define(Defs, "__DBL_HAS_INFINITY__"); |
| 262 | Define(Defs, "__DBL_HAS_QUIET_NAN__"); |
| 263 | Define(Defs, "__DBL_MANT_DIG__", "53"); |
| 264 | Define(Defs, "__DBL_MAX_10_EXP__", "308"); |
| 265 | Define(Defs, "__DBL_MAX_EXP__", "1024"); |
| 266 | Define(Defs, "__DBL_MAX__", "1.7976931348623157e+308"); |
| 267 | Define(Defs, "__DBL_MIN_10_EXP__", "(-307)"); |
| 268 | Define(Defs, "__DBL_MIN_EXP__", "(-1021)"); |
| 269 | Define(Defs, "__DBL_MIN__", "2.2250738585072014e-308"); |
| 270 | Define(Defs, "__DECIMAL_DIG__", "21"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 271 | |
| 272 | // 80-bit Long double macros. |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 273 | Define(Defs, "__LDBL_DENORM_MIN__", "3.64519953188247460253e-4951L"); |
| 274 | Define(Defs, "__LDBL_DIG__", "18"); |
| 275 | Define(Defs, "__LDBL_EPSILON__", "1.08420217248550443401e-19L"); |
| 276 | Define(Defs, "__LDBL_HAS_INFINITY__"); |
| 277 | Define(Defs, "__LDBL_HAS_QUIET_NAN__"); |
| 278 | Define(Defs, "__LDBL_MANT_DIG__", "64"); |
| 279 | Define(Defs, "__LDBL_MAX_10_EXP__", "4932"); |
| 280 | Define(Defs, "__LDBL_MAX_EXP__", "16384"); |
| 281 | Define(Defs, "__LDBL_MAX__", "1.18973149535723176502e+4932L"); |
| 282 | Define(Defs, "__LDBL_MIN_10_EXP__", "(-4931)"); |
| 283 | Define(Defs, "__LDBL_MIN_EXP__", "(-16381)"); |
| 284 | Define(Defs, "__LDBL_MIN__", "3.36210314311209350626e-4932L"); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 285 | } |
| 286 | |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 287 | static const char* getI386VAListDeclaration() { |
| 288 | return "typedef char* __builtin_va_list;"; |
| 289 | } |
| 290 | |
| 291 | static const char* getX86_64VAListDeclaration() { |
| 292 | return |
| 293 | "typedef struct __va_list_tag {" |
| 294 | " unsigned gp_offset;" |
| 295 | " unsigned fp_offset;" |
| 296 | " void* overflow_arg_area;" |
| 297 | " void* reg_save_area;" |
| 298 | "} __builtin_va_list[1];"; |
| 299 | } |
| 300 | |
| 301 | static const char* getPPCVAListDeclaration() { |
| 302 | return |
| 303 | "typedef struct __va_list_tag {" |
| 304 | " unsigned char gpr;" |
| 305 | " unsigned char fpr;" |
| 306 | " unsigned short reserved;" |
| 307 | " void* overflow_arg_area;" |
| 308 | " void* reg_save_area;" |
| 309 | "} __builtin_va_list[1];"; |
| 310 | } |
| 311 | |
| 312 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 313 | /// PPC builtin info. |
| 314 | namespace PPC { |
| 315 | enum { |
| 316 | LastTIBuiltin = Builtin::FirstTSBuiltin-1, |
| 317 | #define BUILTIN(ID, TYPE, ATTRS) BI##ID, |
| 318 | #include "PPCBuiltins.def" |
| 319 | LastTSBuiltin |
| 320 | }; |
| 321 | |
| 322 | static const Builtin::Info BuiltinInfo[] = { |
| 323 | #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS }, |
| 324 | #include "PPCBuiltins.def" |
| 325 | }; |
| 326 | |
| 327 | static void getBuiltins(const Builtin::Info *&Records, unsigned &NumRecords) { |
| 328 | Records = BuiltinInfo; |
| 329 | NumRecords = LastTSBuiltin-Builtin::FirstTSBuiltin; |
| 330 | } |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 331 | |
| 332 | static const char * const GCCRegNames[] = { |
| 333 | "0", "1", "2", "3", "4", "5", "6", "7", |
| 334 | "8", "9", "10", "11", "12", "13", "14", "15", |
| 335 | "16", "17", "18", "19", "20", "21", "22", "23", |
| 336 | "24", "25", "26", "27", "28", "29", "30", "31", |
| 337 | "0", "1", "2", "3", "4", "5", "6", "7", |
| 338 | "8", "9", "10", "11", "12", "13", "14", "15", |
| 339 | "16", "17", "18", "19", "20", "21", "22", "23", |
| 340 | "24", "25", "26", "27", "28", "29", "30", "31", |
| 341 | "mq", "lr", "ctr", "ap", |
| 342 | "0", "1", "2", "3", "4", "5", "6", "7", |
| 343 | "xer", |
| 344 | "0", "1", "2", "3", "4", "5", "6", "7", |
| 345 | "8", "9", "10", "11", "12", "13", "14", "15", |
| 346 | "16", "17", "18", "19", "20", "21", "22", "23", |
| 347 | "24", "25", "26", "27", "28", "29", "30", "31", |
| 348 | "vrsave", "vscr", |
| 349 | "spe_acc", "spefscr", |
| 350 | "sfp" |
| 351 | }; |
| 352 | |
| 353 | static void getGCCRegNames(const char * const *&Names, |
| 354 | unsigned &NumNames) { |
| 355 | Names = GCCRegNames; |
| 356 | NumNames = llvm::array_lengthof(GCCRegNames); |
| 357 | } |
| 358 | |
| 359 | static const TargetInfoImpl::GCCRegAlias GCCRegAliases[] = { |
| 360 | // While some of these aliases do map to different registers |
| 361 | // they still share the same register name. |
| 362 | { { "cc", "cr0", "fr0", "r0", "v0"}, "0" }, |
| 363 | { { "cr1", "fr1", "r1", "sp", "v1"}, "1" }, |
| 364 | { { "cr2", "fr2", "r2", "toc", "v2"}, "2" }, |
| 365 | { { "cr3", "fr3", "r3", "v3"}, "3" }, |
| 366 | { { "cr4", "fr4", "r4", "v4"}, "4" }, |
| 367 | { { "cr5", "fr5", "r5", "v5"}, "5" }, |
| 368 | { { "cr6", "fr6", "r6", "v6"}, "6" }, |
| 369 | { { "cr7", "fr7", "r7", "v7"}, "7" }, |
| 370 | { { "fr8", "r8", "v8"}, "8" }, |
| 371 | { { "fr9", "r9", "v9"}, "9" }, |
| 372 | { { "fr10", "r10", "v10"}, "10" }, |
| 373 | { { "fr11", "r11", "v11"}, "11" }, |
| 374 | { { "fr12", "r12", "v12"}, "12" }, |
| 375 | { { "fr13", "r13", "v13"}, "13" }, |
| 376 | { { "fr14", "r14", "v14"}, "14" }, |
| 377 | { { "fr15", "r15", "v15"}, "15" }, |
| 378 | { { "fr16", "r16", "v16"}, "16" }, |
| 379 | { { "fr17", "r17", "v17"}, "17" }, |
| 380 | { { "fr18", "r18", "v18"}, "18" }, |
| 381 | { { "fr19", "r19", "v19"}, "19" }, |
| 382 | { { "fr20", "r20", "v20"}, "20" }, |
| 383 | { { "fr21", "r21", "v21"}, "21" }, |
| 384 | { { "fr22", "r22", "v22"}, "22" }, |
| 385 | { { "fr23", "r23", "v23"}, "23" }, |
| 386 | { { "fr24", "r24", "v24"}, "24" }, |
| 387 | { { "fr25", "r25", "v25"}, "25" }, |
| 388 | { { "fr26", "r26", "v26"}, "26" }, |
| 389 | { { "fr27", "r27", "v27"}, "27" }, |
| 390 | { { "fr28", "r28", "v28"}, "28" }, |
| 391 | { { "fr29", "r29", "v29"}, "29" }, |
| 392 | { { "fr30", "r30", "v30"}, "30" }, |
| 393 | { { "fr31", "r31", "v31"}, "31" }, |
| 394 | }; |
| 395 | |
| 396 | static void getGCCRegAliases(const TargetInfoImpl::GCCRegAlias *&Aliases, |
| 397 | unsigned &NumAliases) { |
| 398 | Aliases = GCCRegAliases; |
| 399 | NumAliases = llvm::array_lengthof(GCCRegAliases); |
| 400 | } |
| 401 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 402 | } // End namespace PPC |
| 403 | |
| 404 | |
| 405 | /// X86 builtin info. |
| 406 | namespace X86 { |
| 407 | enum { |
| 408 | LastTIBuiltin = Builtin::FirstTSBuiltin-1, |
| 409 | #define BUILTIN(ID, TYPE, ATTRS) BI##ID, |
| 410 | #include "X86Builtins.def" |
| 411 | LastTSBuiltin |
| 412 | }; |
| 413 | |
| 414 | static const Builtin::Info BuiltinInfo[] = { |
| 415 | #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS }, |
| 416 | #include "X86Builtins.def" |
| 417 | }; |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 418 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 419 | |
| 420 | static void getBuiltins(const Builtin::Info *&Records, unsigned &NumRecords) { |
| 421 | Records = BuiltinInfo; |
| 422 | NumRecords = LastTSBuiltin-Builtin::FirstTSBuiltin; |
| 423 | } |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 424 | |
| 425 | static const char *GCCRegNames[] = { |
| 426 | "ax", "dx", "cx", "bx", "si", "di", "bp", "sp", |
| 427 | "st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)", |
Anders Carlsson | 646b261 | 2007-11-25 00:23:10 +0000 | [diff] [blame^] | 428 | "argp", "flags", "fspr", "dirflag", "frame", |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 429 | "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7", |
| 430 | "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7", |
| 431 | "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| 432 | "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15" |
| 433 | }; |
| 434 | |
| 435 | static void getGCCRegNames(const char * const *&Names, |
| 436 | unsigned &NumNames) { |
| 437 | Names = GCCRegNames; |
| 438 | NumNames = llvm::array_lengthof(GCCRegNames); |
| 439 | } |
| 440 | |
| 441 | static const TargetInfoImpl::GCCRegAlias GCCRegAliases[] = { |
| 442 | { { "al", "ah", "eax", "rax" }, "ax" }, |
| 443 | { { "bl", "bh", "ebx", "rbx" }, "bx" }, |
| 444 | { { "cl", "ch", "ecx", "rcx" }, "cx" }, |
| 445 | { { "dl", "dh", "edx", "rdx" }, "dx" }, |
| 446 | { { "esi", "rsi" }, "si" }, |
| 447 | { { "esp", "rsp" }, "sp" }, |
| 448 | { { "ebp", "rbp" }, "bp" }, |
| 449 | }; |
| 450 | |
| 451 | static void getGCCRegAliases(const TargetInfoImpl::GCCRegAlias *&Aliases, |
| 452 | unsigned &NumAliases) { |
| 453 | Aliases = GCCRegAliases; |
| 454 | NumAliases = llvm::array_lengthof(GCCRegAliases); |
| 455 | } |
| 456 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 457 | } // End namespace X86 |
| 458 | |
| 459 | //===----------------------------------------------------------------------===// |
| 460 | // Specific target implementations. |
| 461 | //===----------------------------------------------------------------------===// |
| 462 | |
| 463 | |
| 464 | namespace { |
| 465 | class DarwinPPCTargetInfo : public DarwinTargetInfo { |
| 466 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 467 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 468 | DarwinTargetInfo::getTargetDefines(Defines); |
| 469 | getPowerPCDefines(Defines, false); |
| 470 | } |
| 471 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 472 | unsigned &NumRecords) const { |
| 473 | PPC::getBuiltins(Records, NumRecords); |
| 474 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 475 | virtual const char *getVAListDeclaration() const { |
| 476 | return getPPCVAListDeclaration(); |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 477 | } |
| 478 | virtual void getGCCRegNames(const char * const *&Names, |
| 479 | unsigned &NumNames) const { |
| 480 | PPC::getGCCRegNames(Names, NumNames); |
| 481 | } |
| 482 | virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| 483 | unsigned &NumAliases) const { |
| 484 | PPC::getGCCRegAliases(Aliases, NumAliases); |
| 485 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 486 | }; |
| 487 | } // end anonymous namespace. |
| 488 | |
| 489 | namespace { |
| 490 | class DarwinPPC64TargetInfo : public DarwinTargetInfo { |
| 491 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 492 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 493 | DarwinTargetInfo::getTargetDefines(Defines); |
| 494 | getPowerPCDefines(Defines, true); |
| 495 | } |
| 496 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 497 | unsigned &NumRecords) const { |
| 498 | PPC::getBuiltins(Records, NumRecords); |
| 499 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 500 | virtual const char *getVAListDeclaration() const { |
| 501 | return getPPCVAListDeclaration(); |
| 502 | } |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 503 | virtual void getGCCRegNames(const char * const *&Names, |
| 504 | unsigned &NumNames) const { |
| 505 | PPC::getGCCRegNames(Names, NumNames); |
| 506 | } |
| 507 | virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| 508 | unsigned &NumAliases) const { |
| 509 | PPC::getGCCRegAliases(Aliases, NumAliases); |
| 510 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 511 | }; |
| 512 | } // end anonymous namespace. |
| 513 | |
| 514 | namespace { |
| 515 | class DarwinI386TargetInfo : public DarwinTargetInfo { |
| 516 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 517 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 518 | DarwinTargetInfo::getTargetDefines(Defines); |
| 519 | getX86Defines(Defines, false); |
| 520 | } |
| 521 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 522 | unsigned &NumRecords) const { |
| 523 | X86::getBuiltins(Records, NumRecords); |
| 524 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 525 | virtual const char *getVAListDeclaration() const { |
| 526 | return getI386VAListDeclaration(); |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 527 | } |
| 528 | virtual void getGCCRegNames(const char * const *&Names, |
| 529 | unsigned &NumNames) const { |
| 530 | X86::getGCCRegNames(Names, NumNames); |
| 531 | } |
| 532 | virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| 533 | unsigned &NumAliases) const { |
| 534 | X86::getGCCRegAliases(Aliases, NumAliases); |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 535 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 536 | }; |
| 537 | } // end anonymous namespace. |
| 538 | |
| 539 | namespace { |
| 540 | class DarwinX86_64TargetInfo : public DarwinTargetInfo { |
| 541 | public: |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 542 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 543 | DarwinTargetInfo::getTargetDefines(Defines); |
| 544 | getX86Defines(Defines, true); |
| 545 | } |
| 546 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 547 | unsigned &NumRecords) const { |
| 548 | X86::getBuiltins(Records, NumRecords); |
| 549 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 550 | virtual const char *getVAListDeclaration() const { |
| 551 | return getX86_64VAListDeclaration(); |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 552 | } |
| 553 | virtual void getGCCRegNames(const char * const *&Names, |
| 554 | unsigned &NumNames) const { |
| 555 | X86::getGCCRegNames(Names, NumNames); |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 556 | } |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 557 | virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| 558 | unsigned &NumAliases) const { |
| 559 | X86::getGCCRegAliases(Aliases, NumAliases); |
| 560 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 561 | }; |
| 562 | } // end anonymous namespace. |
| 563 | |
| 564 | namespace { |
| 565 | class LinuxTargetInfo : public DarwinTargetInfo { |
| 566 | public: |
| 567 | LinuxTargetInfo() { |
| 568 | // Note: I have no idea if this is right, just for testing. |
| 569 | WCharWidth = 16; |
Chris Lattner | d2d2a11 | 2007-07-14 01:29:45 +0000 | [diff] [blame] | 570 | WCharAlign = 16; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 571 | } |
| 572 | |
Chris Lattner | d15fa82 | 2007-10-06 06:57:34 +0000 | [diff] [blame] | 573 | virtual void getTargetDefines(std::vector<char> &Defines) const { |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 574 | // TODO: linux-specific stuff. |
| 575 | getX86Defines(Defines, false); |
| 576 | } |
| 577 | virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| 578 | unsigned &NumRecords) const { |
| 579 | X86::getBuiltins(Records, NumRecords); |
| 580 | } |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 581 | virtual const char *getVAListDeclaration() const { |
| 582 | return getI386VAListDeclaration(); |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 583 | } |
| 584 | virtual void getGCCRegNames(const char * const *&Names, |
| 585 | unsigned &NumNames) const { |
| 586 | X86::getGCCRegNames(Names, NumNames); |
Anders Carlsson | fb5e5ba | 2007-10-13 00:45:48 +0000 | [diff] [blame] | 587 | } |
Anders Carlsson | 3346ae6 | 2007-11-24 23:38:12 +0000 | [diff] [blame] | 588 | virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| 589 | unsigned &NumAliases) const { |
| 590 | X86::getGCCRegAliases(Aliases, NumAliases); |
| 591 | } |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 592 | }; |
| 593 | } // end anonymous namespace. |
| 594 | |
| 595 | |
| 596 | //===----------------------------------------------------------------------===// |
| 597 | // Driver code |
| 598 | //===----------------------------------------------------------------------===// |
| 599 | |
| 600 | /// CreateTarget - Create the TargetInfoImpl object for the specified target |
| 601 | /// enum value. |
| 602 | static TargetInfoImpl *CreateTarget(SupportedTargets T) { |
| 603 | switch (T) { |
| 604 | default: assert(0 && "Unknown target!"); |
| 605 | case target_ppc: return new DarwinPPCTargetInfo(); |
| 606 | case target_ppc64: return new DarwinPPC64TargetInfo(); |
| 607 | case target_i386: return new DarwinI386TargetInfo(); |
| 608 | case target_x86_64: return new DarwinX86_64TargetInfo(); |
| 609 | case target_linux_i386: return new LinuxTargetInfo(); |
| 610 | } |
| 611 | } |
| 612 | |
| 613 | /// CreateTargetInfo - Return the set of target info objects as specified by |
| 614 | /// the -arch command line option. |
| 615 | TargetInfo *clang::CreateTargetInfo(Diagnostic &Diags) { |
| 616 | // If the user didn't specify at least one architecture, auto-sense the |
| 617 | // current host. TODO: This is a hack. :) |
| 618 | if (Archs.empty()) { |
| 619 | #ifndef __APPLE__ |
Chris Lattner | c3f8937 | 2007-07-15 01:37:36 +0000 | [diff] [blame] | 620 | // Assume non-apple = i386 for now. |
| 621 | Archs.push_back(target_i386); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 622 | #elif (defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)) && \ |
| 623 | defined(__ppc64__) |
| 624 | Archs.push_back(target_ppc64); |
| 625 | #elif defined(__POWERPC__) || defined (__ppc__) || defined(_POWER) |
| 626 | Archs.push_back(target_ppc); |
| 627 | #elif defined(__x86_64__) |
| 628 | Archs.push_back(target_x86_64); |
| 629 | #elif defined(__i386__) || defined(i386) || defined(_M_IX86) |
| 630 | Archs.push_back(target_i386); |
| 631 | #else |
| 632 | // Don't know what this is! |
| 633 | return 0; |
| 634 | #endif |
| 635 | } |
| 636 | |
| 637 | // Create the primary target and target info. |
| 638 | TargetInfo *TI = new TargetInfo(CreateTarget(Archs[0]), &Diags); |
| 639 | |
| 640 | // Add all secondary targets. |
| 641 | for (unsigned i = 1, e = Archs.size(); i != e; ++i) |
| 642 | TI->AddSecondaryTarget(CreateTarget(Archs[i])); |
| 643 | return TI; |
| 644 | } |