| //===--- Targets.cpp - Implement -arch option and targets -----------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements construction of a TargetInfo object from a |
| // target triple. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "clang/AST/Builtins.h" |
| #include "clang/AST/TargetBuiltins.h" |
| #include "clang/Basic/TargetInfo.h" |
| #include "llvm/ADT/STLExtras.h" |
| #include "llvm/ADT/APFloat.h" |
| |
| using namespace clang; |
| |
| //===----------------------------------------------------------------------===// |
| // Common code shared among targets. |
| //===----------------------------------------------------------------------===// |
| |
| static void Define(std::vector<char> &Buf, const char *Macro, |
| const char *Val = "1") { |
| const char *Def = "#define "; |
| Buf.insert(Buf.end(), Def, Def+strlen(Def)); |
| Buf.insert(Buf.end(), Macro, Macro+strlen(Macro)); |
| Buf.push_back(' '); |
| Buf.insert(Buf.end(), Val, Val+strlen(Val)); |
| Buf.push_back('\n'); |
| } |
| |
| static void getSolarisDefines(std::vector<char> &Defs) { |
| Define(Defs, "__SUN__"); |
| Define(Defs, "__SOLARIS__"); |
| } |
| |
| static void getDarwinDefines(std::vector<char> &Defs) { |
| Define(Defs, "__APPLE__"); |
| Define(Defs, "__MACH__"); |
| Define(Defs, "__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__", "1050"); |
| } |
| |
| static void getDragonFlyDefines(std::vector<char> &Defs) { |
| // DragonFly defines; list based off of gcc output |
| Define(Defs, "__DragonFly__"); |
| Define(Defs, "__DragonFly_cc_version", "100001"); |
| Define(Defs, "__ELF__"); |
| Define(Defs, "__KPRINTF_ATTRIBUTE__"); |
| Define(Defs, "__tune_i386__"); |
| Define(Defs, "unix"); |
| Define(Defs, "__unix"); |
| Define(Defs, "__unix__"); |
| } |
| |
| static void getLinuxDefines(std::vector<char> &Defs) { |
| // Linux defines; list based off of gcc output |
| Define(Defs, "__unix__"); |
| Define(Defs, "__unix"); |
| Define(Defs, "unix"); |
| Define(Defs, "__linux__"); |
| Define(Defs, "__linux"); |
| Define(Defs, "linux"); |
| Define(Defs, "__gnu_linux__"); |
| } |
| |
| /// getPowerPCDefines - Return a set of the PowerPC-specific #defines that are |
| /// not tied to a specific subtarget. |
| static void getPowerPCDefines(std::vector<char> &Defs, bool is64Bit) { |
| // Target identification. |
| Define(Defs, "__ppc__"); |
| Define(Defs, "_ARCH_PPC"); |
| Define(Defs, "__POWERPC__"); |
| if (is64Bit) { |
| Define(Defs, "_ARCH_PPC64"); |
| Define(Defs, "_LP64"); |
| Define(Defs, "__LP64__"); |
| Define(Defs, "__ppc64__"); |
| } else { |
| Define(Defs, "__ppc__"); |
| } |
| |
| // Target properties. |
| Define(Defs, "_BIG_ENDIAN"); |
| Define(Defs, "__BIG_ENDIAN__"); |
| |
| if (is64Bit) { |
| Define(Defs, "__INTMAX_MAX__", "9223372036854775807L"); |
| Define(Defs, "__INTMAX_TYPE__", "long int"); |
| Define(Defs, "__LONG_MAX__", "9223372036854775807L"); |
| Define(Defs, "__PTRDIFF_TYPE__", "long int"); |
| Define(Defs, "__UINTMAX_TYPE__", "long unsigned int"); |
| } else { |
| Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL"); |
| Define(Defs, "__INTMAX_TYPE__", "long long int"); |
| Define(Defs, "__LONG_MAX__", "2147483647L"); |
| Define(Defs, "__PTRDIFF_TYPE__", "int"); |
| Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int"); |
| } |
| Define(Defs, "__INT_MAX__", "2147483647"); |
| Define(Defs, "__LONG_LONG_MAX__", "9223372036854775807LL"); |
| Define(Defs, "__CHAR_BIT__", "8"); |
| Define(Defs, "__SCHAR_MAX__", "127"); |
| Define(Defs, "__SHRT_MAX__", "32767"); |
| Define(Defs, "__SIZE_TYPE__", "long unsigned int"); |
| |
| // Subtarget options. |
| Define(Defs, "__USER_LABEL_PREFIX__", "_"); |
| Define(Defs, "__NATURAL_ALIGNMENT__"); |
| Define(Defs, "__REGISTER_PREFIX__", ""); |
| |
| Define(Defs, "__WCHAR_MAX__", "2147483647"); |
| Define(Defs, "__WCHAR_TYPE__", "int"); |
| Define(Defs, "__WINT_TYPE__", "int"); |
| |
| // Float macros. |
| Define(Defs, "__FLT_DENORM_MIN__", "1.40129846e-45F"); |
| Define(Defs, "__FLT_DIG__", "6"); |
| Define(Defs, "__FLT_EPSILON__", "1.19209290e-7F"); |
| Define(Defs, "__FLT_EVAL_METHOD__", "0"); |
| Define(Defs, "__FLT_HAS_INFINITY__"); |
| Define(Defs, "__FLT_HAS_QUIET_NAN__"); |
| Define(Defs, "__FLT_MANT_DIG__", "24"); |
| Define(Defs, "__FLT_MAX_10_EXP__", "38"); |
| Define(Defs, "__FLT_MAX_EXP__", "128"); |
| Define(Defs, "__FLT_MAX__", "3.40282347e+38F"); |
| Define(Defs, "__FLT_MIN_10_EXP__", "(-37)"); |
| Define(Defs, "__FLT_MIN_EXP__", "(-125)"); |
| Define(Defs, "__FLT_MIN__", "1.17549435e-38F"); |
| Define(Defs, "__FLT_RADIX__", "2"); |
| |
| // double macros. |
| Define(Defs, "__DBL_DENORM_MIN__", "4.9406564584124654e-324"); |
| Define(Defs, "__DBL_DIG__", "15"); |
| Define(Defs, "__DBL_EPSILON__", "2.2204460492503131e-16"); |
| Define(Defs, "__DBL_HAS_INFINITY__"); |
| Define(Defs, "__DBL_HAS_QUIET_NAN__"); |
| Define(Defs, "__DBL_MANT_DIG__", "53"); |
| Define(Defs, "__DBL_MAX_10_EXP__", "308"); |
| Define(Defs, "__DBL_MAX_EXP__", "1024"); |
| Define(Defs, "__DBL_MAX__", "1.7976931348623157e+308"); |
| Define(Defs, "__DBL_MIN_10_EXP__", "(-307)"); |
| Define(Defs, "__DBL_MIN_EXP__", "(-1021)"); |
| Define(Defs, "__DBL_MIN__", "2.2250738585072014e-308"); |
| Define(Defs, "__DECIMAL_DIG__", "33"); |
| |
| // 128-bit long double macros. |
| Define(Defs, "__LDBL_DENORM_MIN__", |
| "4.94065645841246544176568792868221e-324L"); |
| Define(Defs, "__LDBL_DIG__", "31"); |
| Define(Defs, "__LDBL_EPSILON__", |
| "4.94065645841246544176568792868221e-324L"); |
| Define(Defs, "__LDBL_HAS_INFINITY__"); |
| Define(Defs, "__LDBL_HAS_QUIET_NAN__"); |
| Define(Defs, "__LDBL_MANT_DIG__", "106"); |
| Define(Defs, "__LDBL_MAX_10_EXP__", "308"); |
| Define(Defs, "__LDBL_MAX_EXP__", "1024"); |
| Define(Defs, "__LDBL_MAX__", |
| "1.79769313486231580793728971405301e+308L"); |
| Define(Defs, "__LDBL_MIN_10_EXP__", "(-291)"); |
| Define(Defs, "__LDBL_MIN_EXP__", "(-968)"); |
| Define(Defs, "__LDBL_MIN__", |
| "2.00416836000897277799610805135016e-292L"); |
| Define(Defs, "__LONG_DOUBLE_128__"); |
| } |
| |
| /// getX86Defines - Return a set of the X86-specific #defines that are |
| /// not tied to a specific subtarget. |
| static void getX86Defines(std::vector<char> &Defs, bool is64Bit) { |
| // Target identification. |
| if (is64Bit) { |
| Define(Defs, "_LP64"); |
| Define(Defs, "__LP64__"); |
| Define(Defs, "__amd64__"); |
| Define(Defs, "__amd64"); |
| Define(Defs, "__x86_64"); |
| Define(Defs, "__x86_64__"); |
| } else { |
| Define(Defs, "__i386__"); |
| Define(Defs, "__i386"); |
| Define(Defs, "i386"); |
| } |
| |
| // Target properties. |
| Define(Defs, "__LITTLE_ENDIAN__"); |
| |
| if (is64Bit) { |
| Define(Defs, "__INTMAX_MAX__", "9223372036854775807L"); |
| Define(Defs, "__INTMAX_TYPE__", "long int"); |
| Define(Defs, "__LONG_MAX__", "9223372036854775807L"); |
| Define(Defs, "__PTRDIFF_TYPE__", "long int"); |
| Define(Defs, "__UINTMAX_TYPE__", "long unsigned int"); |
| } else { |
| Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL"); |
| Define(Defs, "__INTMAX_TYPE__", "long long int"); |
| Define(Defs, "__LONG_MAX__", "2147483647L"); |
| Define(Defs, "__PTRDIFF_TYPE__", "int"); |
| Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int"); |
| } |
| Define(Defs, "__SIZE_TYPE__", "long unsigned int"); |
| Define(Defs, "__CHAR_BIT__", "8"); |
| Define(Defs, "__INT_MAX__", "2147483647"); |
| Define(Defs, "__LONG_LONG_MAX__", "9223372036854775807LL"); |
| Define(Defs, "__SCHAR_MAX__", "127"); |
| Define(Defs, "__SHRT_MAX__", "32767"); |
| |
| // Subtarget options. |
| Define(Defs, "__nocona"); |
| Define(Defs, "__nocona__"); |
| Define(Defs, "__tune_nocona__"); |
| Define(Defs, "__SSE2_MATH__"); |
| Define(Defs, "__SSE2__"); |
| Define(Defs, "__SSE_MATH__"); |
| Define(Defs, "__SSE__"); |
| Define(Defs, "__MMX__"); |
| Define(Defs, "__REGISTER_PREFIX__", ""); |
| |
| Define(Defs, "__WCHAR_MAX__", "2147483647"); |
| Define(Defs, "__WCHAR_TYPE__", "int"); |
| Define(Defs, "__WINT_TYPE__", "int"); |
| |
| // Float macros. |
| Define(Defs, "__FLT_DENORM_MIN__", "1.40129846e-45F"); |
| Define(Defs, "__FLT_DIG__", "6"); |
| Define(Defs, "__FLT_EPSILON__", "1.19209290e-7F"); |
| Define(Defs, "__FLT_EVAL_METHOD__", "0"); |
| Define(Defs, "__FLT_HAS_INFINITY__"); |
| Define(Defs, "__FLT_HAS_QUIET_NAN__"); |
| Define(Defs, "__FLT_MANT_DIG__", "24"); |
| Define(Defs, "__FLT_MAX_10_EXP__", "38"); |
| Define(Defs, "__FLT_MAX_EXP__", "128"); |
| Define(Defs, "__FLT_MAX__", "3.40282347e+38F"); |
| Define(Defs, "__FLT_MIN_10_EXP__", "(-37)"); |
| Define(Defs, "__FLT_MIN_EXP__", "(-125)"); |
| Define(Defs, "__FLT_MIN__", "1.17549435e-38F"); |
| Define(Defs, "__FLT_RADIX__", "2"); |
| |
| // Double macros. |
| Define(Defs, "__DBL_DENORM_MIN__", "4.9406564584124654e-324"); |
| Define(Defs, "__DBL_DIG__", "15"); |
| Define(Defs, "__DBL_EPSILON__", "2.2204460492503131e-16"); |
| Define(Defs, "__DBL_HAS_INFINITY__"); |
| Define(Defs, "__DBL_HAS_QUIET_NAN__"); |
| Define(Defs, "__DBL_MANT_DIG__", "53"); |
| Define(Defs, "__DBL_MAX_10_EXP__", "308"); |
| Define(Defs, "__DBL_MAX_EXP__", "1024"); |
| Define(Defs, "__DBL_MAX__", "1.7976931348623157e+308"); |
| Define(Defs, "__DBL_MIN_10_EXP__", "(-307)"); |
| Define(Defs, "__DBL_MIN_EXP__", "(-1021)"); |
| Define(Defs, "__DBL_MIN__", "2.2250738585072014e-308"); |
| Define(Defs, "__DECIMAL_DIG__", "21"); |
| |
| // 80-bit Long double macros. |
| Define(Defs, "__LDBL_DENORM_MIN__", "3.64519953188247460253e-4951L"); |
| Define(Defs, "__LDBL_DIG__", "18"); |
| Define(Defs, "__LDBL_EPSILON__", "1.08420217248550443401e-19L"); |
| Define(Defs, "__LDBL_HAS_INFINITY__"); |
| Define(Defs, "__LDBL_HAS_QUIET_NAN__"); |
| Define(Defs, "__LDBL_MANT_DIG__", "64"); |
| Define(Defs, "__LDBL_MAX_10_EXP__", "4932"); |
| Define(Defs, "__LDBL_MAX_EXP__", "16384"); |
| Define(Defs, "__LDBL_MAX__", "1.18973149535723176502e+4932L"); |
| Define(Defs, "__LDBL_MIN_10_EXP__", "(-4931)"); |
| Define(Defs, "__LDBL_MIN_EXP__", "(-16381)"); |
| Define(Defs, "__LDBL_MIN__", "3.36210314311209350626e-4932L"); |
| } |
| |
| /// getARMDefines - Return a set of the ARM-specific #defines that are |
| /// not tied to a specific subtarget. |
| static void getARMDefines(std::vector<char> &Defs) { |
| // Target identification. |
| Define(Defs, "__arm"); |
| Define(Defs, "__arm__"); |
| |
| // Target properties. |
| Define(Defs, "__LITTLE_ENDIAN__"); |
| |
| Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL"); |
| Define(Defs, "__INTMAX_TYPE__", "long long int"); |
| Define(Defs, "__LONG_MAX__", "2147483647L"); |
| Define(Defs, "__PTRDIFF_TYPE__", "int"); |
| Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int"); |
| Define(Defs, "__SIZE_TYPE__", "long unsigned int"); |
| |
| Define(Defs, "__CHAR_BIT__", "8"); |
| Define(Defs, "__INT_MAX__", "2147483647"); |
| Define(Defs, "__LONG_LONG_MAX__", "9223372036854775807LL"); |
| Define(Defs, "__SCHAR_MAX__", "127"); |
| Define(Defs, "__SHRT_MAX__", "32767"); |
| |
| // Subtarget options. [hard coded to v6 for now] |
| Define(Defs, "__ARM_ARCH_6K__"); |
| Define(Defs, "__ARMEL__"); |
| Define(Defs, "__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__", "20000"); |
| |
| Define(Defs, "__WCHAR_MAX__", "2147483647"); |
| Define(Defs, "__WCHAR_TYPE__", "int"); |
| Define(Defs, "__WINT_TYPE__", "int"); |
| Define(Defs, "__DECIMAL_DIG__", "17"); |
| Define(Defs, "__FLT_RADIX__", "2"); |
| |
| // Float macros. |
| Define(Defs, "__FLT_DENORM_MIN__", "1.40129846e-45F"); |
| Define(Defs, "__FLT_DIG__", "6"); |
| Define(Defs, "__FLT_EPSILON__", "1.19209290e-7F"); |
| Define(Defs, "__FLT_EVAL_METHOD__", "0"); |
| Define(Defs, "__FLT_HAS_INFINITY__"); |
| Define(Defs, "__FLT_HAS_QUIET_NAN__"); |
| Define(Defs, "__FLT_MANT_DIG__", "24"); |
| Define(Defs, "__FLT_MAX_10_EXP__", "38"); |
| Define(Defs, "__FLT_MAX_EXP__", "128"); |
| Define(Defs, "__FLT_MAX__", "3.40282347e+38F"); |
| Define(Defs, "__FLT_MIN_10_EXP__", "(-37)"); |
| Define(Defs, "__FLT_MIN_EXP__", "(-125)"); |
| Define(Defs, "__FLT_MIN__", "1.17549435e-38F"); |
| |
| // Double macros. |
| Define(Defs, "__DBL_DENORM_MIN__", "4.9406564584124654e-324"); |
| Define(Defs, "__DBL_DIG__", "15"); |
| Define(Defs, "__DBL_EPSILON__", "2.2204460492503131e-16"); |
| Define(Defs, "__DBL_HAS_INFINITY__"); |
| Define(Defs, "__DBL_HAS_QUIET_NAN__"); |
| Define(Defs, "__DBL_MANT_DIG__", "53"); |
| Define(Defs, "__DBL_MAX_10_EXP__", "308"); |
| Define(Defs, "__DBL_MAX_EXP__", "1024"); |
| Define(Defs, "__DBL_MAX__", "1.7976931348623157e+308"); |
| Define(Defs, "__DBL_MIN_10_EXP__", "(-307)"); |
| Define(Defs, "__DBL_MIN_EXP__", "(-1021)"); |
| Define(Defs, "__DBL_MIN__", "2.2250738585072014e-308"); |
| |
| // 64-bit Long double macros (same as double). |
| Define(Defs, "__LDBL_DENORM_MIN__", "4.9406564584124654e-324"); |
| Define(Defs, "__LDBL_DIG__", "15"); |
| Define(Defs, "__LDBL_EPSILON__", "2.2204460492503131e-16"); |
| Define(Defs, "__LDBL_HAS_INFINITY__"); |
| Define(Defs, "__LDBL_HAS_QUIET_NAN__"); |
| Define(Defs, "__LDBL_MANT_DIG__", "53"); |
| Define(Defs, "__LDBL_MAX_10_EXP__", "308"); |
| Define(Defs, "__LDBL_MAX_EXP__", "1024"); |
| Define(Defs, "__LDBL_MAX__", "1.7976931348623157e+308"); |
| Define(Defs, "__LDBL_MIN_10_EXP__", "(-307)"); |
| Define(Defs, "__LDBL_MIN_EXP__", "(-1021)"); |
| Define(Defs, "__LDBL_MIN__", "2.2250738585072014e-308"); |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Specific target implementations. |
| //===----------------------------------------------------------------------===// |
| |
| namespace { |
| // PPC abstract base class |
| class PPCTargetInfo : public TargetInfo { |
| static const Builtin::Info BuiltinInfo[]; |
| static const char * const GCCRegNames[]; |
| static const TargetInfo::GCCRegAlias GCCRegAliases[]; |
| |
| public: |
| PPCTargetInfo(const std::string& triple) : TargetInfo(triple) { |
| CharIsSigned = false; |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| Records = BuiltinInfo; |
| NumRecords = clang::PPC::LastTSBuiltin-Builtin::FirstTSBuiltin; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef struct __va_list_tag {" |
| " unsigned char gpr;" |
| " unsigned char fpr;" |
| " unsigned short reserved;" |
| " void* overflow_arg_area;" |
| " void* reg_save_area;" |
| "} __builtin_va_list[1];"; |
| } |
| virtual const char *getTargetPrefix() const { |
| return "ppc"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const; |
| virtual bool validateAsmConstraint(char c, |
| TargetInfo::ConstraintInfo &info) const { |
| switch (c) { |
| default: return false; |
| case 'O': // Zero |
| return true; |
| case 'b': // Base register |
| case 'f': // Floating point register |
| info = (TargetInfo::ConstraintInfo)(info|TargetInfo::CI_AllowsRegister); |
| return true; |
| } |
| } |
| virtual const char *getClobbers() const { |
| return ""; |
| } |
| }; |
| |
| const Builtin::Info PPCTargetInfo::BuiltinInfo[] = { |
| #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS }, |
| #include "clang/AST/PPCBuiltins.def" |
| }; |
| |
| const char * const PPCTargetInfo::GCCRegNames[] = { |
| "0", "1", "2", "3", "4", "5", "6", "7", |
| "8", "9", "10", "11", "12", "13", "14", "15", |
| "16", "17", "18", "19", "20", "21", "22", "23", |
| "24", "25", "26", "27", "28", "29", "30", "31", |
| "0", "1", "2", "3", "4", "5", "6", "7", |
| "8", "9", "10", "11", "12", "13", "14", "15", |
| "16", "17", "18", "19", "20", "21", "22", "23", |
| "24", "25", "26", "27", "28", "29", "30", "31", |
| "mq", "lr", "ctr", "ap", |
| "0", "1", "2", "3", "4", "5", "6", "7", |
| "xer", |
| "0", "1", "2", "3", "4", "5", "6", "7", |
| "8", "9", "10", "11", "12", "13", "14", "15", |
| "16", "17", "18", "19", "20", "21", "22", "23", |
| "24", "25", "26", "27", "28", "29", "30", "31", |
| "vrsave", "vscr", |
| "spe_acc", "spefscr", |
| "sfp" |
| }; |
| |
| void PPCTargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| |
| const TargetInfo::GCCRegAlias PPCTargetInfo::GCCRegAliases[] = { |
| // While some of these aliases do map to different registers |
| // they still share the same register name. |
| { { "cc", "cr0", "fr0", "r0", "v0"}, "0" }, |
| { { "cr1", "fr1", "r1", "sp", "v1"}, "1" }, |
| { { "cr2", "fr2", "r2", "toc", "v2"}, "2" }, |
| { { "cr3", "fr3", "r3", "v3"}, "3" }, |
| { { "cr4", "fr4", "r4", "v4"}, "4" }, |
| { { "cr5", "fr5", "r5", "v5"}, "5" }, |
| { { "cr6", "fr6", "r6", "v6"}, "6" }, |
| { { "cr7", "fr7", "r7", "v7"}, "7" }, |
| { { "fr8", "r8", "v8"}, "8" }, |
| { { "fr9", "r9", "v9"}, "9" }, |
| { { "fr10", "r10", "v10"}, "10" }, |
| { { "fr11", "r11", "v11"}, "11" }, |
| { { "fr12", "r12", "v12"}, "12" }, |
| { { "fr13", "r13", "v13"}, "13" }, |
| { { "fr14", "r14", "v14"}, "14" }, |
| { { "fr15", "r15", "v15"}, "15" }, |
| { { "fr16", "r16", "v16"}, "16" }, |
| { { "fr17", "r17", "v17"}, "17" }, |
| { { "fr18", "r18", "v18"}, "18" }, |
| { { "fr19", "r19", "v19"}, "19" }, |
| { { "fr20", "r20", "v20"}, "20" }, |
| { { "fr21", "r21", "v21"}, "21" }, |
| { { "fr22", "r22", "v22"}, "22" }, |
| { { "fr23", "r23", "v23"}, "23" }, |
| { { "fr24", "r24", "v24"}, "24" }, |
| { { "fr25", "r25", "v25"}, "25" }, |
| { { "fr26", "r26", "v26"}, "26" }, |
| { { "fr27", "r27", "v27"}, "27" }, |
| { { "fr28", "r28", "v28"}, "28" }, |
| { { "fr29", "r29", "v29"}, "29" }, |
| { { "fr30", "r30", "v30"}, "30" }, |
| { { "fr31", "r31", "v31"}, "31" }, |
| }; |
| |
| void PPCTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| } // end anonymous namespace. |
| |
| namespace { |
| class PPC32TargetInfo : public PPCTargetInfo { |
| public: |
| PPC32TargetInfo(const std::string& triple) : PPCTargetInfo(triple) { |
| DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-v128:128:128"; |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| getPowerPCDefines(Defines, false); |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class PPC64TargetInfo : public PPCTargetInfo { |
| public: |
| PPC64TargetInfo(const std::string& triple) : PPCTargetInfo(triple) { |
| LongWidth = LongAlign = PointerWidth = PointerAlign = 64; |
| DescriptionString = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-v128:128:128"; |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| getPowerPCDefines(Defines, true); |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class DarwinPPCTargetInfo : public PPC32TargetInfo { |
| public: |
| DarwinPPCTargetInfo(const std::string& triple) : PPC32TargetInfo(triple) {} |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| PPC32TargetInfo::getTargetDefines(Defines); |
| getDarwinDefines(Defines); |
| } |
| |
| virtual bool useNeXTRuntimeAsDefault() const { return true; } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class DarwinPPC64TargetInfo : public PPC64TargetInfo { |
| public: |
| DarwinPPC64TargetInfo(const std::string& triple) : PPC64TargetInfo(triple) {} |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| PPC64TargetInfo::getTargetDefines(Defines); |
| getDarwinDefines(Defines); |
| } |
| |
| virtual bool useNeXTRuntimeAsDefault() const { return true; } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| // Namespace for x86 abstract base class |
| const Builtin::Info BuiltinInfo[] = { |
| #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS }, |
| #include "clang/AST/X86Builtins.def" |
| }; |
| |
| const char *GCCRegNames[] = { |
| "ax", "dx", "cx", "bx", "si", "di", "bp", "sp", |
| "st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)", |
| "argp", "flags", "fspr", "dirflag", "frame", |
| "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7", |
| "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7", |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15" |
| }; |
| |
| const TargetInfo::GCCRegAlias GCCRegAliases[] = { |
| { { "al", "ah", "eax", "rax" }, "ax" }, |
| { { "bl", "bh", "ebx", "rbx" }, "bx" }, |
| { { "cl", "ch", "ecx", "rcx" }, "cx" }, |
| { { "dl", "dh", "edx", "rdx" }, "dx" }, |
| { { "esi", "rsi" }, "si" }, |
| { { "edi", "rdi" }, "di" }, |
| { { "esp", "rsp" }, "sp" }, |
| { { "ebp", "rbp" }, "bp" }, |
| }; |
| |
| // X86 target abstract base class; x86-32 and x86-64 are very close, so |
| // most of the implementation can be shared. |
| class X86TargetInfo : public TargetInfo { |
| public: |
| X86TargetInfo(const std::string& triple) : TargetInfo(triple) { |
| LongDoubleFormat = &llvm::APFloat::x87DoubleExtended; |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| Records = BuiltinInfo; |
| NumRecords = clang::X86::LastTSBuiltin-Builtin::FirstTSBuiltin; |
| } |
| virtual const char *getTargetPrefix() const { |
| return "x86"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| virtual bool validateAsmConstraint(char c, |
| TargetInfo::ConstraintInfo &info) const; |
| virtual std::string convertConstraint(const char Constraint) const; |
| virtual const char *getClobbers() const { |
| return "~{dirflag},~{fpsr},~{flags}"; |
| } |
| }; |
| |
| bool |
| X86TargetInfo::validateAsmConstraint(char c, |
| TargetInfo::ConstraintInfo &info) const { |
| switch (c) { |
| default: return false; |
| case 'a': // eax. |
| case 'b': // ebx. |
| case 'c': // ecx. |
| case 'd': // edx. |
| case 'S': // esi. |
| case 'D': // edi. |
| case 'A': // edx:eax. |
| case 't': // top of floating point stack. |
| case 'u': // second from top of floating point stack. |
| case 'q': // Any register accessible as [r]l: a, b, c, and d. |
| case 'Q': // Any register accessible as [r]h: a, b, c, and d. |
| case 'Z': // 32-bit integer constant for use with zero-extending x86_64 |
| // instructions. |
| case 'N': // unsigned 8-bit integer constant for use with in and out |
| // instructions. |
| info = (TargetInfo::ConstraintInfo)(info|TargetInfo::CI_AllowsRegister); |
| return true; |
| } |
| } |
| |
| std::string |
| X86TargetInfo::convertConstraint(const char Constraint) const { |
| switch (Constraint) { |
| case 'a': return std::string("{ax}"); |
| case 'b': return std::string("{bx}"); |
| case 'c': return std::string("{cx}"); |
| case 'd': return std::string("{dx}"); |
| case 'S': return std::string("{si}"); |
| case 'D': return std::string("{di}"); |
| case 't': // top of floating point stack. |
| return std::string("{st}"); |
| case 'u': // second from top of floating point stack. |
| return std::string("{st(1)}"); // second from top of floating point stack. |
| default: |
| return std::string(1, Constraint); |
| } |
| } |
| } // end anonymous namespace |
| |
| namespace { |
| // X86-32 generic target |
| class X86_32TargetInfo : public X86TargetInfo { |
| public: |
| X86_32TargetInfo(const std::string& triple) : X86TargetInfo(triple) { |
| DoubleAlign = LongLongAlign = 32; |
| LongDoubleWidth = 96; |
| LongDoubleAlign = 32; |
| DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-" |
| "a0:0:64-f80:32:32"; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| getX86Defines(Defines, false); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 Darwin (OS X) target |
| class DarwinI386TargetInfo : public X86_32TargetInfo { |
| public: |
| DarwinI386TargetInfo(const std::string& triple) : X86_32TargetInfo(triple) { |
| LongDoubleWidth = 128; |
| LongDoubleAlign = 128; |
| DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-" |
| "a0:0:64-f80:128:128"; |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| X86_32TargetInfo::getTargetDefines(Defines); |
| getDarwinDefines(Defines); |
| } |
| virtual bool useNeXTRuntimeAsDefault() const { return true; } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 DragonFly target |
| class DragonFlyX86_32TargetInfo : public X86_32TargetInfo { |
| public: |
| DragonFlyX86_32TargetInfo(const std::string& triple) : X86_32TargetInfo(triple) { |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| X86_32TargetInfo::getTargetDefines(Defines); |
| getDragonFlyDefines(Defines); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 Linux target |
| class LinuxX86_32TargetInfo : public X86_32TargetInfo { |
| public: |
| LinuxX86_32TargetInfo(const std::string& triple) : X86_32TargetInfo(triple) { |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| X86_32TargetInfo::getTargetDefines(Defines); |
| getLinuxDefines(Defines); |
| Define(Defines, "__USER_LABEL_PREFIX__", ""); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 Windows target |
| class WindowsX86_32TargetInfo : public X86_32TargetInfo { |
| public: |
| WindowsX86_32TargetInfo(const std::string& triple) |
| : X86_32TargetInfo(triple) { |
| // FIXME: Fix wchar_t. |
| // FIXME: We should probably enable -fms-extensions by default for |
| // this target. |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| X86_32TargetInfo::getTargetDefines(Defines); |
| // This list is based off of the the list of things MingW defines |
| Define(Defines, "__WIN32__"); |
| Define(Defines, "__WIN32"); |
| Define(Defines, "_WIN32"); |
| Define(Defines, "WIN32"); |
| Define(Defines, "__WINNT__"); |
| Define(Defines, "__WINNT"); |
| Define(Defines, "WINNT"); |
| Define(Defines, "_X86_"); |
| Define(Defines, "__MSVCRT__"); |
| Define(Defines, "__USER_LABEL_PREFIX__", "_"); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-64 generic target |
| class X86_64TargetInfo : public X86TargetInfo { |
| public: |
| X86_64TargetInfo(const std::string& triple) : X86TargetInfo(triple) { |
| LongWidth = LongAlign = PointerWidth = PointerAlign = 64; |
| LongDoubleWidth = 128; |
| LongDoubleAlign = 128; |
| DescriptionString = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-" |
| "a0:0:64-f80:128:128"; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef struct __va_list_tag {" |
| " unsigned gp_offset;" |
| " unsigned fp_offset;" |
| " void* overflow_arg_area;" |
| " void* reg_save_area;" |
| "} __builtin_va_list[1];"; |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| getX86Defines(Defines, true); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-64 Linux target |
| class LinuxX86_64TargetInfo : public X86_64TargetInfo { |
| public: |
| LinuxX86_64TargetInfo(const std::string& triple) : X86_64TargetInfo(triple) { |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| X86_64TargetInfo::getTargetDefines(Defines); |
| getLinuxDefines(Defines); |
| Define(Defines, "__USER_LABEL_PREFIX__", ""); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-64 Darwin (OS X) target |
| class DarwinX86_64TargetInfo : public X86_64TargetInfo { |
| public: |
| DarwinX86_64TargetInfo(const std::string& triple) : |
| X86_64TargetInfo(triple) {} |
| |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| X86_64TargetInfo::getTargetDefines(Defines); |
| getDarwinDefines(Defines); |
| } |
| |
| virtual bool useNeXTRuntimeAsDefault() const { return true; } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class ARMTargetInfo : public TargetInfo { |
| public: |
| ARMTargetInfo(const std::string& triple) : TargetInfo(triple) { |
| // FIXME: Are the defaults correct for ARM? |
| DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:64"; |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| getARMDefines(Defines); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement. |
| Records = 0; |
| NumRecords = 0; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| virtual const char *getTargetPrefix() const { |
| return "arm"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| // FIXME: Implement. |
| Names = 0; |
| NumNames = 0; |
| } |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| // FIXME: Implement. |
| Aliases = 0; |
| NumAliases = 0; |
| } |
| virtual bool validateAsmConstraint(char c, |
| TargetInfo::ConstraintInfo &info) const { |
| // FIXME: Check if this is complete |
| switch (c) { |
| default: |
| case 'l': // r0-r7 |
| case 'h': // r8-r15 |
| case 'w': // VFP Floating point register single precision |
| case 'P': // VFP Floating point register double precision |
| info = (TargetInfo::ConstraintInfo)(info|TargetInfo::CI_AllowsRegister); |
| return true; |
| } |
| return false; |
| } |
| virtual const char *getClobbers() const { |
| // FIXME: Is this really right? |
| return ""; |
| } |
| }; |
| } // end anonymous namespace. |
| |
| |
| namespace { |
| class DarwinARMTargetInfo : public ARMTargetInfo { |
| public: |
| DarwinARMTargetInfo(const std::string& triple) : ARMTargetInfo(triple) {} |
| |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| ARMTargetInfo::getTargetDefines(Defines); |
| getDarwinDefines(Defines); |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class SparcV8TargetInfo : public TargetInfo { |
| public: |
| SparcV8TargetInfo(const std::string& triple) : TargetInfo(triple) { |
| // FIXME: Support Sparc quad-precision long double? |
| DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-v64:64:64"; |
| } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| // FIXME: This is missing a lot of important defines; some of the |
| // missing stuff is likely to break system headers. |
| Define(Defines, "__sparc"); |
| Define(Defines, "__sparc__"); |
| Define(Defines, "__sparcv8"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement! |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef void* __builtin_va_list;"; |
| } |
| virtual const char *getTargetPrefix() const { |
| return "sparc"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| // FIXME: Implement! |
| Names = 0; |
| NumNames = 0; |
| } |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| // FIXME: Implement! |
| Aliases = 0; |
| NumAliases = 0; |
| } |
| virtual bool validateAsmConstraint(char c, |
| TargetInfo::ConstraintInfo &info) const { |
| // FIXME: Implement! |
| return false; |
| } |
| virtual const char *getClobbers() const { |
| // FIXME: Implement! |
| return ""; |
| } |
| }; |
| |
| } // end anonymous namespace. |
| |
| namespace { |
| class SolarisSparcV8TargetInfo : public SparcV8TargetInfo { |
| public: |
| SolarisSparcV8TargetInfo(const std::string& triple) : |
| SparcV8TargetInfo(triple) {} |
| |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| SparcV8TargetInfo::getTargetDefines(Defines); |
| getSolarisDefines(Defines); |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class PIC16TargetInfo : public TargetInfo{ |
| public: |
| PIC16TargetInfo(const std::string& triple) : TargetInfo(triple) { |
| // FIXME: Is IntAlign really supposed to be 16? There seems |
| // little point on a platform with 8-bit loads. |
| IntWidth = IntAlign = LongAlign = LongLongAlign = PointerWidth = 16; |
| PointerAlign = 8; |
| DescriptionString = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"; |
| } |
| virtual uint64_t getPointerWidthV(unsigned AddrSpace) const { return 16; } |
| virtual uint64_t getPointerAlignV(unsigned AddrSpace) const { return 8; } |
| virtual void getTargetDefines(std::vector<char> &Defines) const { |
| Define(Defines, "__pic16"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const {} |
| virtual const char *getVAListDeclaration() const { return "";} |
| virtual const char *getClobbers() const {return "";} |
| virtual const char *getTargetPrefix() const {return "";} |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const {} |
| virtual bool validateAsmConstraint(char c, |
| TargetInfo::ConstraintInfo &info) const { |
| return true; |
| } |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const {} |
| virtual bool useGlobalsForAutomaticVariables() const {return true;} |
| }; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Driver code |
| //===----------------------------------------------------------------------===// |
| |
| static inline bool IsX86(const std::string& TT) { |
| return (TT.size() >= 5 && TT[0] == 'i' && TT[2] == '8' && TT[3] == '6' && |
| TT[4] == '-' && TT[1] - '3' < 6); |
| } |
| |
| /// CreateTargetInfo - Return the target info object for the specified target |
| /// triple. |
| TargetInfo* TargetInfo::CreateTargetInfo(const std::string &T) { |
| // OS detection; this isn't really anywhere near complete. |
| // Additions and corrections are welcome. |
| bool isDarwin = T.find("-darwin") != std::string::npos; |
| bool isDragonFly = T.find("-dragonfly") != std::string::npos; |
| bool isSolaris = T.find("-solaris") != std::string::npos; |
| bool isLinux = T.find("-linux") != std::string::npos; |
| bool isWindows = T.find("-windows") != std::string::npos || |
| T.find("-win32") != std::string::npos || |
| T.find("-mingw") != std::string::npos; |
| |
| if (T.find("ppc-") == 0 || T.find("powerpc-") == 0) { |
| if (isDarwin) |
| return new DarwinPPCTargetInfo(T); |
| return new PPC32TargetInfo(T); |
| } |
| |
| if (T.find("ppc64-") == 0 || T.find("powerpc64-") == 0) { |
| if (isDarwin) |
| return new DarwinPPC64TargetInfo(T); |
| return new PPC64TargetInfo(T); |
| } |
| |
| if (T.find("armv6-") == 0 || T.find("arm-") == 0) { |
| if (isDarwin) |
| return new DarwinARMTargetInfo(T); |
| return new ARMTargetInfo(T); |
| } |
| |
| if (T.find("sparc-") == 0) { |
| if (isSolaris) |
| return new SolarisSparcV8TargetInfo(T); |
| return new SparcV8TargetInfo(T); |
| } |
| |
| if (T.find("x86_64-") == 0) { |
| if (isDarwin) |
| return new DarwinX86_64TargetInfo(T); |
| if (isLinux) |
| return new LinuxX86_64TargetInfo(T); |
| return new X86_64TargetInfo(T); |
| } |
| |
| if (T.find("pic16-") == 0) |
| return new PIC16TargetInfo(T); |
| |
| if (IsX86(T)) { |
| if (isDarwin) |
| return new DarwinI386TargetInfo(T); |
| if (isLinux) |
| return new LinuxX86_32TargetInfo(T); |
| if (isDragonFly) |
| return new DragonFlyX86_32TargetInfo(T); |
| if (isWindows) |
| return new WindowsX86_32TargetInfo(T); |
| return new X86_32TargetInfo(T); |
| } |
| |
| return NULL; |
| } |
| |