| //===--- 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/Basic/TargetInfo.h" |
| #include "clang/Basic/Builtins.h" |
| #include "clang/Basic/Diagnostic.h" |
| #include "clang/Basic/LangOptions.h" |
| #include "clang/Basic/MacroBuilder.h" |
| #include "clang/Basic/TargetBuiltins.h" |
| #include "clang/Basic/TargetOptions.h" |
| #include "llvm/ADT/APFloat.h" |
| #include "llvm/ADT/OwningPtr.h" |
| #include "llvm/ADT/STLExtras.h" |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/ADT/StringSwitch.h" |
| #include "llvm/ADT/Triple.h" |
| #include "llvm/MC/MCSectionMachO.h" |
| #include "llvm/Type.h" |
| #include <algorithm> |
| using namespace clang; |
| |
| //===----------------------------------------------------------------------===// |
| // Common code shared among targets. |
| //===----------------------------------------------------------------------===// |
| |
| /// DefineStd - Define a macro name and standard variants. For example if |
| /// MacroName is "unix", then this will define "__unix", "__unix__", and "unix" |
| /// when in GNU mode. |
| static void DefineStd(MacroBuilder &Builder, llvm::StringRef MacroName, |
| const LangOptions &Opts) { |
| assert(MacroName[0] != '_' && "Identifier should be in the user's namespace"); |
| |
| // If in GNU mode (e.g. -std=gnu99 but not -std=c99) define the raw identifier |
| // in the user's namespace. |
| if (Opts.GNUMode) |
| Builder.defineMacro(MacroName); |
| |
| // Define __unix. |
| Builder.defineMacro("__" + MacroName); |
| |
| // Define __unix__. |
| Builder.defineMacro("__" + MacroName + "__"); |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Defines specific to certain operating systems. |
| //===----------------------------------------------------------------------===// |
| |
| namespace { |
| template<typename TgtInfo> |
| class OSTargetInfo : public TgtInfo { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const=0; |
| public: |
| OSTargetInfo(const std::string& triple) : TgtInfo(triple) {} |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| TgtInfo::getTargetDefines(Opts, Builder); |
| getOSDefines(Opts, TgtInfo::getTriple(), Builder); |
| } |
| |
| }; |
| } // end anonymous namespace |
| |
| |
| static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts, |
| const llvm::Triple &Triple, |
| llvm::StringRef &PlatformName, |
| VersionTuple &PlatformMinVersion) { |
| Builder.defineMacro("__APPLE_CC__", "5621"); |
| Builder.defineMacro("__APPLE__"); |
| Builder.defineMacro("__MACH__"); |
| Builder.defineMacro("OBJC_NEW_PROPERTIES"); |
| |
| // __weak is always defined, for use in blocks and with objc pointers. |
| Builder.defineMacro("__weak", "__attribute__((objc_gc(weak)))"); |
| |
| // Darwin defines __strong even in C mode (just to nothing). |
| if (!Opts.ObjC1 || Opts.getGCMode() == LangOptions::NonGC) |
| Builder.defineMacro("__strong", ""); |
| else |
| Builder.defineMacro("__strong", "__attribute__((objc_gc(strong)))"); |
| |
| if (Opts.Static) |
| Builder.defineMacro("__STATIC__"); |
| else |
| Builder.defineMacro("__DYNAMIC__"); |
| |
| if (Opts.POSIXThreads) |
| Builder.defineMacro("_REENTRANT"); |
| |
| // Get the platform type and version number from the triple. |
| unsigned Maj, Min, Rev; |
| |
| // If no version was given, default to to 10.4.0, for simplifying tests. |
| if (Triple.getOSName() == "darwin" || Triple.getOSName() == "osx") { |
| PlatformName = "macosx"; |
| Min = Rev = 0; |
| Maj = 8; |
| } else { |
| // Otherwise, honor all three triple forms ("-darwinNNN[-iphoneos]", |
| // "-osxNNN", and "-iosNNN"). |
| |
| if (Triple.getOS() == llvm::Triple::Darwin) { |
| // For historical reasons that make little sense, the version passed here |
| // is the "darwin" version, which drops the 10 and offsets by 4. |
| Triple.getOSVersion(Maj, Min, Rev); |
| |
| if (Triple.getEnvironmentName() == "iphoneos") { |
| PlatformName = "ios"; |
| } else { |
| PlatformName = "macosx"; |
| Rev = Min; |
| Min = Maj - 4; |
| Maj = 10; |
| } |
| } else { |
| Triple.getOSVersion(Maj, Min, Rev); |
| PlatformName = llvm::Triple::getOSTypeName(Triple.getOS()); |
| } |
| } |
| |
| // Set the appropriate OS version define. |
| if (PlatformName == "ios") { |
| assert(Maj < 10 && Min < 100 && Rev < 100 && "Invalid version!"); |
| char Str[6]; |
| Str[0] = '0' + Maj; |
| Str[1] = '0' + (Min / 10); |
| Str[2] = '0' + (Min % 10); |
| Str[3] = '0' + (Rev / 10); |
| Str[4] = '0' + (Rev % 10); |
| Str[5] = '\0'; |
| Builder.defineMacro("__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__", Str); |
| } else { |
| // Note that the Driver allows versions which aren't representable in the |
| // define (because we only get a single digit for the minor and micro |
| // revision numbers). So, we limit them to the maximum representable |
| // version. |
| assert(Triple.getEnvironmentName().empty() && "Invalid environment!"); |
| assert(Maj < 100 && Min < 100 && Rev < 100 && "Invalid version!"); |
| char Str[5]; |
| Str[0] = '0' + (Maj / 10); |
| Str[1] = '0' + (Maj % 10); |
| Str[2] = '0' + std::min(Min, 9U); |
| Str[3] = '0' + std::min(Rev, 9U); |
| Str[4] = '\0'; |
| Builder.defineMacro("__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__", Str); |
| } |
| |
| PlatformMinVersion = VersionTuple(Maj, Min, Rev); |
| } |
| |
| namespace { |
| template<typename Target> |
| class DarwinTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| getDarwinDefines(Builder, Opts, Triple, this->PlatformName, |
| this->PlatformMinVersion); |
| } |
| |
| public: |
| DarwinTargetInfo(const std::string& triple) : |
| OSTargetInfo<Target>(triple) { |
| this->TLSSupported = llvm::Triple(triple).getDarwinMajorNumber() > 10; |
| this->MCountName = "\01mcount"; |
| } |
| |
| virtual std::string isValidSectionSpecifier(llvm::StringRef SR) const { |
| // Let MCSectionMachO validate this. |
| llvm::StringRef Segment, Section; |
| unsigned TAA, StubSize; |
| bool HasTAA; |
| return llvm::MCSectionMachO::ParseSectionSpecifier(SR, Segment, Section, |
| TAA, HasTAA, StubSize); |
| } |
| |
| virtual const char *getStaticInitSectionSpecifier() const { |
| // FIXME: We should return 0 when building kexts. |
| return "__TEXT,__StaticInit,regular,pure_instructions"; |
| } |
| |
| }; |
| |
| |
| // DragonFlyBSD Target |
| template<typename Target> |
| class DragonFlyBSDTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // DragonFly defines; list based off of gcc output |
| Builder.defineMacro("__DragonFly__"); |
| Builder.defineMacro("__DragonFly_cc_version", "100001"); |
| Builder.defineMacro("__ELF__"); |
| Builder.defineMacro("__KPRINTF_ATTRIBUTE__"); |
| Builder.defineMacro("__tune_i386__"); |
| DefineStd(Builder, "unix", Opts); |
| } |
| public: |
| DragonFlyBSDTargetInfo(const std::string &triple) |
| : OSTargetInfo<Target>(triple) {} |
| }; |
| |
| // FreeBSD Target |
| template<typename Target> |
| class FreeBSDTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // FreeBSD defines; list based off of gcc output |
| |
| // FIXME: Move version number handling to llvm::Triple. |
| llvm::StringRef Release = Triple.getOSName().substr(strlen("freebsd"), 1); |
| |
| Builder.defineMacro("__FreeBSD__", Release); |
| Builder.defineMacro("__FreeBSD_cc_version", Release + "00001"); |
| Builder.defineMacro("__KPRINTF_ATTRIBUTE__"); |
| DefineStd(Builder, "unix", Opts); |
| Builder.defineMacro("__ELF__"); |
| } |
| public: |
| FreeBSDTargetInfo(const std::string &triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| |
| llvm::Triple Triple(triple); |
| switch (Triple.getArch()) { |
| default: |
| case llvm::Triple::x86: |
| case llvm::Triple::x86_64: |
| this->MCountName = ".mcount"; |
| break; |
| case llvm::Triple::mips: |
| case llvm::Triple::mipsel: |
| case llvm::Triple::ppc: |
| case llvm::Triple::ppc64: |
| this->MCountName = "_mcount"; |
| break; |
| case llvm::Triple::arm: |
| this->MCountName = "__mcount"; |
| break; |
| } |
| |
| } |
| }; |
| |
| // Minix Target |
| template<typename Target> |
| class MinixTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // Minix defines |
| |
| Builder.defineMacro("__minix", "3"); |
| Builder.defineMacro("_EM_WSIZE", "4"); |
| Builder.defineMacro("_EM_PSIZE", "4"); |
| Builder.defineMacro("_EM_SSIZE", "2"); |
| Builder.defineMacro("_EM_LSIZE", "4"); |
| Builder.defineMacro("_EM_FSIZE", "4"); |
| Builder.defineMacro("_EM_DSIZE", "8"); |
| DefineStd(Builder, "unix", Opts); |
| } |
| public: |
| MinixTargetInfo(const std::string &triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| } |
| }; |
| |
| // Linux target |
| template<typename Target> |
| class LinuxTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // Linux defines; list based off of gcc output |
| DefineStd(Builder, "unix", Opts); |
| DefineStd(Builder, "linux", Opts); |
| Builder.defineMacro("__gnu_linux__"); |
| Builder.defineMacro("__ELF__"); |
| if (Opts.POSIXThreads) |
| Builder.defineMacro("_REENTRANT"); |
| if (Opts.CPlusPlus) |
| Builder.defineMacro("_GNU_SOURCE"); |
| } |
| public: |
| LinuxTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| this->WIntType = TargetInfo::UnsignedInt; |
| } |
| }; |
| |
| // NetBSD Target |
| template<typename Target> |
| class NetBSDTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // NetBSD defines; list based off of gcc output |
| Builder.defineMacro("__NetBSD__"); |
| Builder.defineMacro("__unix__"); |
| Builder.defineMacro("__ELF__"); |
| if (Opts.POSIXThreads) |
| Builder.defineMacro("_POSIX_THREADS"); |
| } |
| public: |
| NetBSDTargetInfo(const std::string &triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| } |
| }; |
| |
| // OpenBSD Target |
| template<typename Target> |
| class OpenBSDTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // OpenBSD defines; list based off of gcc output |
| |
| Builder.defineMacro("__OpenBSD__"); |
| DefineStd(Builder, "unix", Opts); |
| Builder.defineMacro("__ELF__"); |
| if (Opts.POSIXThreads) |
| Builder.defineMacro("_POSIX_THREADS"); |
| } |
| public: |
| OpenBSDTargetInfo(const std::string &triple) |
| : OSTargetInfo<Target>(triple) {} |
| }; |
| |
| // PSP Target |
| template<typename Target> |
| class PSPTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // PSP defines; list based on the output of the pspdev gcc toolchain. |
| Builder.defineMacro("PSP"); |
| Builder.defineMacro("_PSP"); |
| Builder.defineMacro("__psp__"); |
| Builder.defineMacro("__ELF__"); |
| } |
| public: |
| PSPTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| } |
| }; |
| |
| // PS3 PPU Target |
| template<typename Target> |
| class PS3PPUTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // PS3 PPU defines. |
| Builder.defineMacro("__PPC__"); |
| Builder.defineMacro("__PPU__"); |
| Builder.defineMacro("__CELLOS_LV2__"); |
| Builder.defineMacro("__ELF__"); |
| Builder.defineMacro("__LP32__"); |
| Builder.defineMacro("_ARCH_PPC64"); |
| Builder.defineMacro("__powerpc64__"); |
| } |
| public: |
| PS3PPUTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| this->LongWidth = this->LongAlign = this->PointerWidth = this->PointerAlign = 32; |
| this->IntMaxType = TargetInfo::SignedLongLong; |
| this->UIntMaxType = TargetInfo::UnsignedLongLong; |
| this->Int64Type = TargetInfo::SignedLongLong; |
| this->SizeType = TargetInfo::UnsignedInt; |
| this->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-n32"; |
| } |
| }; |
| |
| // FIXME: Need a real SPU target. |
| // PS3 SPU Target |
| template<typename Target> |
| class PS3SPUTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| // PS3 PPU defines. |
| Builder.defineMacro("__SPU__"); |
| Builder.defineMacro("__ELF__"); |
| } |
| public: |
| PS3SPUTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| } |
| }; |
| |
| // AuroraUX target |
| template<typename Target> |
| class AuroraUXTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| DefineStd(Builder, "sun", Opts); |
| DefineStd(Builder, "unix", Opts); |
| Builder.defineMacro("__ELF__"); |
| Builder.defineMacro("__svr4__"); |
| Builder.defineMacro("__SVR4"); |
| } |
| public: |
| AuroraUXTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| this->WCharType = this->SignedLong; |
| // FIXME: WIntType should be SignedLong |
| } |
| }; |
| |
| // Solaris target |
| template<typename Target> |
| class SolarisTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| DefineStd(Builder, "sun", Opts); |
| DefineStd(Builder, "unix", Opts); |
| Builder.defineMacro("__ELF__"); |
| Builder.defineMacro("__svr4__"); |
| Builder.defineMacro("__SVR4"); |
| } |
| public: |
| SolarisTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| this->WCharType = this->SignedLong; |
| // FIXME: WIntType should be SignedLong |
| } |
| }; |
| |
| // Windows target |
| template<typename Target> |
| class WindowsTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| Builder.defineMacro("_WIN32"); |
| } |
| void getVisualStudioDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| if (Opts.CPlusPlus) { |
| if (Opts.RTTI) |
| Builder.defineMacro("_CPPRTTI"); |
| |
| if (Opts.Exceptions) |
| Builder.defineMacro("_CPPUNWIND"); |
| } |
| |
| if (!Opts.CharIsSigned) |
| Builder.defineMacro("_CHAR_UNSIGNED"); |
| |
| // FIXME: POSIXThreads isn't exactly the option this should be defined for, |
| // but it works for now. |
| if (Opts.POSIXThreads) |
| Builder.defineMacro("_MT"); |
| |
| if (Opts.MSCVersion != 0) |
| Builder.defineMacro("_MSC_VER", llvm::Twine(Opts.MSCVersion)); |
| |
| if (Opts.Microsoft) { |
| Builder.defineMacro("_MSC_EXTENSIONS"); |
| |
| if (Opts.CPlusPlus0x) { |
| Builder.defineMacro("_RVALUE_REFERENCES_V2_SUPPORTED"); |
| Builder.defineMacro("_RVALUE_REFERENCES_SUPPORTED"); |
| Builder.defineMacro("_NATIVE_NULLPTR_SUPPORTED"); |
| } |
| } |
| |
| Builder.defineMacro("_INTEGRAL_MAX_BITS", "64"); |
| } |
| |
| public: |
| WindowsTargetInfo(const std::string &triple) |
| : OSTargetInfo<Target>(triple) {} |
| }; |
| |
| } // end anonymous namespace. |
| |
| //===----------------------------------------------------------------------===// |
| // 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) {} |
| |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| Records = BuiltinInfo; |
| NumRecords = clang::PPC::LastTSBuiltin-Builtin::FirstTSBuiltin; |
| } |
| |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const; |
| |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const; |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &Info) const { |
| switch (*Name) { |
| default: return false; |
| case 'O': // Zero |
| break; |
| case 'b': // Base register |
| case 'f': // Floating point register |
| Info.setAllowsRegister(); |
| break; |
| // FIXME: The following are added to allow parsing. |
| // I just took a guess at what the actions should be. |
| // Also, is more specific checking needed? I.e. specific registers? |
| case 'd': // Floating point register (containing 64-bit value) |
| case 'v': // Altivec vector register |
| Info.setAllowsRegister(); |
| break; |
| case 'w': |
| switch (Name[1]) { |
| case 'd':// VSX vector register to hold vector double data |
| case 'f':// VSX vector register to hold vector float data |
| case 's':// VSX vector register to hold scalar float data |
| case 'a':// Any VSX register |
| break; |
| default: |
| return false; |
| } |
| Info.setAllowsRegister(); |
| Name++; // Skip over 'w'. |
| break; |
| case 'h': // `MQ', `CTR', or `LINK' register |
| case 'q': // `MQ' register |
| case 'c': // `CTR' register |
| case 'l': // `LINK' register |
| case 'x': // `CR' register (condition register) number 0 |
| case 'y': // `CR' register (condition register) |
| case 'z': // `XER[CA]' carry bit (part of the XER register) |
| Info.setAllowsRegister(); |
| break; |
| case 'I': // Signed 16-bit constant |
| case 'J': // Unsigned 16-bit constant shifted left 16 bits |
| // (use `L' instead for SImode constants) |
| case 'K': // Unsigned 16-bit constant |
| case 'L': // Signed 16-bit constant shifted left 16 bits |
| case 'M': // Constant larger than 31 |
| case 'N': // Exact power of 2 |
| case 'P': // Constant whose negation is a signed 16-bit constant |
| case 'G': // Floating point constant that can be loaded into a |
| // register with one instruction per word |
| case 'H': // Integer/Floating point constant that can be loaded |
| // into a register using three instructions |
| break; |
| case 'm': // Memory operand. Note that on PowerPC targets, m can |
| // include addresses that update the base register. It |
| // is therefore only safe to use `m' in an asm statement |
| // if that asm statement accesses the operand exactly once. |
| // The asm statement must also use `%U<opno>' as a |
| // placeholder for the "update" flag in the corresponding |
| // load or store instruction. For example: |
| // asm ("st%U0 %1,%0" : "=m" (mem) : "r" (val)); |
| // is correct but: |
| // asm ("st %1,%0" : "=m" (mem) : "r" (val)); |
| // is not. Use es rather than m if you don't want the base |
| // register to be updated. |
| case 'e': |
| if (Name[1] != 's') |
| return false; |
| // es: A "stable" memory operand; that is, one which does not |
| // include any automodification of the base register. Unlike |
| // `m', this constraint can be used in asm statements that |
| // might access the operand several times, or that might not |
| // access it at all. |
| Info.setAllowsMemory(); |
| Name++; // Skip over 'e'. |
| break; |
| case 'Q': // Memory operand that is an offset from a register (it is |
| // usually better to use `m' or `es' in asm statements) |
| case 'Z': // Memory operand that is an indexed or indirect from a |
| // register (it is usually better to use `m' or `es' in |
| // asm statements) |
| Info.setAllowsMemory(); |
| Info.setAllowsRegister(); |
| break; |
| case 'R': // AIX TOC entry |
| case 'a': // Address operand that is an indexed or indirect from a |
| // register (`p' is preferable for asm statements) |
| case 'S': // Constant suitable as a 64-bit mask operand |
| case 'T': // Constant suitable as a 32-bit mask operand |
| case 'U': // System V Release 4 small data area reference |
| case 't': // AND masks that can be performed by two rldic{l, r} |
| // instructions |
| case 'W': // Vector constant that does not require memory |
| case 'j': // Vector constant that is all zeros. |
| break; |
| // End FIXME. |
| } |
| return true; |
| } |
| virtual const char *getClobbers() const { |
| return ""; |
| } |
| }; |
| |
| const Builtin::Info PPCTargetInfo::BuiltinInfo[] = { |
| #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, ALL_LANGUAGES, false }, |
| #define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER,\ |
| ALL_LANGUAGES, false }, |
| #include "clang/Basic/BuiltinsPPC.def" |
| }; |
| |
| |
| /// PPCTargetInfo::getTargetDefines - Return a set of the PowerPC-specific |
| /// #defines that are not tied to a specific subtarget. |
| void PPCTargetInfo::getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| // Target identification. |
| Builder.defineMacro("__ppc__"); |
| Builder.defineMacro("_ARCH_PPC"); |
| Builder.defineMacro("__powerpc__"); |
| Builder.defineMacro("__POWERPC__"); |
| if (PointerWidth == 64) { |
| Builder.defineMacro("_ARCH_PPC64"); |
| Builder.defineMacro("_LP64"); |
| Builder.defineMacro("__LP64__"); |
| Builder.defineMacro("__powerpc64__"); |
| Builder.defineMacro("__ppc64__"); |
| } else { |
| Builder.defineMacro("__ppc__"); |
| } |
| |
| // Target properties. |
| Builder.defineMacro("_BIG_ENDIAN"); |
| Builder.defineMacro("__BIG_ENDIAN__"); |
| |
| // Subtarget options. |
| Builder.defineMacro("__NATURAL_ALIGNMENT__"); |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| |
| // FIXME: Should be controlled by command line option. |
| Builder.defineMacro("__LONG_DOUBLE_128__"); |
| |
| if (Opts.AltiVec) { |
| Builder.defineMacro("__VEC__", "10206"); |
| Builder.defineMacro("__ALTIVEC__"); |
| } |
| } |
| |
| |
| const char * const PPCTargetInfo::GCCRegNames[] = { |
| "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", |
| "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", |
| "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", |
| "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", |
| "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23", |
| "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", |
| "mq", "lr", "ctr", "ap", |
| "cr0", "cr1", "cr2", "cr3", "cr4", "cr5", "cr6", "cr7", |
| "xer", |
| "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", |
| "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15", |
| "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", |
| "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", |
| "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. |
| { { "0" }, "r0" }, |
| { { "1"}, "r1" }, |
| { { "2" }, "r2" }, |
| { { "3" }, "r3" }, |
| { { "4" }, "r4" }, |
| { { "5" }, "r5" }, |
| { { "6" }, "r6" }, |
| { { "7" }, "r7" }, |
| { { "8" }, "r8" }, |
| { { "9" }, "r9" }, |
| { { "10" }, "r10" }, |
| { { "11" }, "r11" }, |
| { { "12" }, "r12" }, |
| { { "13" }, "r13" }, |
| { { "14" }, "r14" }, |
| { { "15" }, "r15" }, |
| { { "16" }, "r16" }, |
| { { "17" }, "r17" }, |
| { { "18" }, "r18" }, |
| { { "19" }, "r19" }, |
| { { "20" }, "r20" }, |
| { { "21" }, "r21" }, |
| { { "22" }, "r22" }, |
| { { "23" }, "r23" }, |
| { { "24" }, "r24" }, |
| { { "25" }, "r25" }, |
| { { "26" }, "r26" }, |
| { { "27" }, "r27" }, |
| { { "28" }, "r28" }, |
| { { "29" }, "r29" }, |
| { { "30" }, "r30" }, |
| { { "31" }, "r31" }, |
| { { "fr0" }, "f0" }, |
| { { "fr1" }, "f1" }, |
| { { "fr2" }, "f2" }, |
| { { "fr3" }, "f3" }, |
| { { "fr4" }, "f4" }, |
| { { "fr5" }, "f5" }, |
| { { "fr6" }, "f6" }, |
| { { "fr7" }, "f7" }, |
| { { "fr8" }, "f8" }, |
| { { "fr9" }, "f9" }, |
| { { "fr10" }, "f10" }, |
| { { "fr11" }, "f11" }, |
| { { "fr12" }, "f12" }, |
| { { "fr13" }, "f13" }, |
| { { "fr14" }, "f14" }, |
| { { "fr15" }, "f15" }, |
| { { "fr16" }, "f16" }, |
| { { "fr17" }, "f17" }, |
| { { "fr18" }, "f18" }, |
| { { "fr19" }, "f19" }, |
| { { "fr20" }, "f20" }, |
| { { "fr21" }, "f21" }, |
| { { "fr22" }, "f22" }, |
| { { "fr23" }, "f23" }, |
| { { "fr24" }, "f24" }, |
| { { "fr25" }, "f25" }, |
| { { "fr26" }, "f26" }, |
| { { "fr27" }, "f27" }, |
| { { "fr28" }, "f28" }, |
| { { "fr29" }, "f29" }, |
| { { "fr30" }, "f30" }, |
| { { "fr31" }, "f31" }, |
| { { "cc" }, "cr0" }, |
| }; |
| |
| 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-n32"; |
| |
| if (getTriple().getOS() == llvm::Triple::FreeBSD) |
| SizeType = UnsignedInt; |
| } |
| |
| virtual const char *getVAListDeclaration() const { |
| // This is the ELF definition, and is overridden by the Darwin sub-target |
| 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];"; |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class PPC64TargetInfo : public PPCTargetInfo { |
| public: |
| PPC64TargetInfo(const std::string& triple) : PPCTargetInfo(triple) { |
| LongWidth = LongAlign = PointerWidth = PointerAlign = 64; |
| IntMaxType = SignedLong; |
| UIntMaxType = UnsignedLong; |
| Int64Type = SignedLong; |
| 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-n32:64"; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| }; |
| } // end anonymous namespace. |
| |
| |
| namespace { |
| class DarwinPPC32TargetInfo : |
| public DarwinTargetInfo<PPC32TargetInfo> { |
| public: |
| DarwinPPC32TargetInfo(const std::string& triple) |
| : DarwinTargetInfo<PPC32TargetInfo>(triple) { |
| HasAlignMac68kSupport = true; |
| BoolWidth = BoolAlign = 32; //XXX support -mone-byte-bool? |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| }; |
| |
| class DarwinPPC64TargetInfo : |
| public DarwinTargetInfo<PPC64TargetInfo> { |
| public: |
| DarwinPPC64TargetInfo(const std::string& triple) |
| : DarwinTargetInfo<PPC64TargetInfo>(triple) { |
| HasAlignMac68kSupport = true; |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class PTXTargetInfo : public TargetInfo { |
| static const char * const GCCRegNames[]; |
| static const Builtin::Info BuiltinInfo[]; |
| public: |
| PTXTargetInfo(const std::string& triple) : TargetInfo(triple) { |
| TLSSupported = false; |
| LongWidth = LongAlign = 64; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| Builder.defineMacro("__PTX__"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| Records = BuiltinInfo; |
| NumRecords = clang::PTX::LastTSBuiltin-Builtin::FirstTSBuiltin; |
| } |
| |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| // No aliases. |
| Aliases = 0; |
| NumAliases = 0; |
| } |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &info) const { |
| // FIXME: implement |
| return true; |
| } |
| virtual const char *getClobbers() const { |
| // FIXME: Is this really right? |
| return ""; |
| } |
| virtual const char *getVAListDeclaration() const { |
| // FIXME: implement |
| return "typedef char* __builtin_va_list;"; |
| } |
| }; |
| |
| const Builtin::Info PTXTargetInfo::BuiltinInfo[] = { |
| #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, ALL_LANGUAGES, false }, |
| #define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER,\ |
| ALL_LANGUAGES, false }, |
| #include "clang/Basic/BuiltinsPTX.def" |
| }; |
| |
| const char * const PTXTargetInfo::GCCRegNames[] = { |
| "r0" |
| }; |
| |
| void PTXTargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| |
| |
| class PTX32TargetInfo : public PTXTargetInfo { |
| public: |
| PTX32TargetInfo(const std::string& triple) : PTXTargetInfo(triple) { |
| PointerWidth = PointerAlign = 32; |
| SizeType = PtrDiffType = IntPtrType = TargetInfo::UnsignedInt; |
| DescriptionString |
| = "e-p:32:32-i64:64:64-f64:64:64-n1:8:16:32:64"; |
| } |
| }; |
| |
| class PTX64TargetInfo : public PTXTargetInfo { |
| public: |
| PTX64TargetInfo(const std::string& triple) : PTXTargetInfo(triple) { |
| PointerWidth = PointerAlign = 64; |
| SizeType = PtrDiffType = IntPtrType = TargetInfo::UnsignedLongLong; |
| DescriptionString |
| = "e-p:64:64-i64:64:64-f64:64:64-n1:8:16:32:64"; |
| } |
| }; |
| } |
| |
| namespace { |
| // MBlaze abstract base class |
| class MBlazeTargetInfo : public TargetInfo { |
| static const char * const GCCRegNames[]; |
| static const TargetInfo::GCCRegAlias GCCRegAliases[]; |
| |
| public: |
| MBlazeTargetInfo(const std::string& triple) : TargetInfo(triple) { |
| DescriptionString = "E-p:32:32:32-i8:8:8-i16:16:16"; |
| } |
| |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement. |
| Records = 0; |
| NumRecords = 0; |
| } |
| |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const; |
| |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| virtual const char *getTargetPrefix() const { |
| return "mblaze"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const; |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &Info) const { |
| switch (*Name) { |
| default: return false; |
| case 'O': // Zero |
| return true; |
| case 'b': // Base register |
| case 'f': // Floating point register |
| Info.setAllowsRegister(); |
| return true; |
| } |
| } |
| virtual const char *getClobbers() const { |
| return ""; |
| } |
| }; |
| |
| /// MBlazeTargetInfo::getTargetDefines - Return a set of the MBlaze-specific |
| /// #defines that are not tied to a specific subtarget. |
| void MBlazeTargetInfo::getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| // Target identification. |
| Builder.defineMacro("__microblaze__"); |
| Builder.defineMacro("_ARCH_MICROBLAZE"); |
| Builder.defineMacro("__MICROBLAZE__"); |
| |
| // Target properties. |
| Builder.defineMacro("_BIG_ENDIAN"); |
| Builder.defineMacro("__BIG_ENDIAN__"); |
| |
| // Subtarget options. |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| } |
| |
| |
| const char * const MBlazeTargetInfo::GCCRegNames[] = { |
| "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", |
| "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", |
| "$f0", "$f1", "$f2", "$f3", "$f4", "$f5", "$f6", "$f7", |
| "$f8", "$f9", "$f10", "$f11", "$f12", "$f13", "$f14", "$f15", |
| "$f16", "$f17", "$f18", "$f19", "$f20", "$f21", "$f22", "$f23", |
| "$f24", "$f25", "$f26", "$f27", "$f28", "$f29", "$f30", "$f31", |
| "hi", "lo", "accum","rmsr", "$fcc1","$fcc2","$fcc3","$fcc4", |
| "$fcc5","$fcc6","$fcc7","$ap", "$rap", "$frp" |
| }; |
| |
| void MBlazeTargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| |
| const TargetInfo::GCCRegAlias MBlazeTargetInfo::GCCRegAliases[] = { |
| { {"f0"}, "r0" }, |
| { {"f1"}, "r1" }, |
| { {"f2"}, "r2" }, |
| { {"f3"}, "r3" }, |
| { {"f4"}, "r4" }, |
| { {"f5"}, "r5" }, |
| { {"f6"}, "r6" }, |
| { {"f7"}, "r7" }, |
| { {"f8"}, "r8" }, |
| { {"f9"}, "r9" }, |
| { {"f10"}, "r10" }, |
| { {"f11"}, "r11" }, |
| { {"f12"}, "r12" }, |
| { {"f13"}, "r13" }, |
| { {"f14"}, "r14" }, |
| { {"f15"}, "r15" }, |
| { {"f16"}, "r16" }, |
| { {"f17"}, "r17" }, |
| { {"f18"}, "r18" }, |
| { {"f19"}, "r19" }, |
| { {"f20"}, "r20" }, |
| { {"f21"}, "r21" }, |
| { {"f22"}, "r22" }, |
| { {"f23"}, "r23" }, |
| { {"f24"}, "r24" }, |
| { {"f25"}, "r25" }, |
| { {"f26"}, "r26" }, |
| { {"f27"}, "r27" }, |
| { {"f28"}, "r28" }, |
| { {"f29"}, "r29" }, |
| { {"f30"}, "r30" }, |
| { {"f31"}, "r31" }, |
| }; |
| |
| void MBlazeTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| } // end anonymous namespace. |
| |
| namespace { |
| // Namespace for x86 abstract base class |
| const Builtin::Info BuiltinInfo[] = { |
| #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, ALL_LANGUAGES, false }, |
| #define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER,\ |
| ALL_LANGUAGES, false }, |
| #include "clang/Basic/BuiltinsX86.def" |
| }; |
| |
| static const char* const 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 { |
| enum X86SSEEnum { |
| NoMMXSSE, MMX, SSE1, SSE2, SSE3, SSSE3, SSE41, SSE42 |
| } SSELevel; |
| enum AMD3DNowEnum { |
| NoAMD3DNow, AMD3DNow, AMD3DNowAthlon |
| } AMD3DNowLevel; |
| |
| bool HasAES; |
| bool HasAVX; |
| |
| public: |
| X86TargetInfo(const std::string& triple) |
| : TargetInfo(triple), SSELevel(NoMMXSSE), AMD3DNowLevel(NoAMD3DNow), |
| HasAES(false), HasAVX(false) { |
| LongDoubleFormat = &llvm::APFloat::x87DoubleExtended; |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| Records = BuiltinInfo; |
| NumRecords = clang::X86::LastTSBuiltin-Builtin::FirstTSBuiltin; |
| } |
| 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(const char *&Name, |
| TargetInfo::ConstraintInfo &info) const; |
| virtual std::string convertConstraint(const char Constraint) const; |
| virtual const char *getClobbers() const { |
| return "~{dirflag},~{fpsr},~{flags}"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const; |
| virtual bool setFeatureEnabled(llvm::StringMap<bool> &Features, |
| const std::string &Name, |
| bool Enabled) const; |
| virtual void getDefaultFeatures(const std::string &CPU, |
| llvm::StringMap<bool> &Features) const; |
| virtual void HandleTargetFeatures(std::vector<std::string> &Features); |
| }; |
| |
| void X86TargetInfo::getDefaultFeatures(const std::string &CPU, |
| llvm::StringMap<bool> &Features) const { |
| // FIXME: This should not be here. |
| Features["3dnow"] = false; |
| Features["3dnowa"] = false; |
| Features["mmx"] = false; |
| Features["sse"] = false; |
| Features["sse2"] = false; |
| Features["sse3"] = false; |
| Features["ssse3"] = false; |
| Features["sse41"] = false; |
| Features["sse42"] = false; |
| Features["aes"] = false; |
| Features["avx"] = false; |
| |
| // LLVM does not currently recognize this. |
| // Features["sse4a"] = false; |
| |
| // FIXME: This *really* should not be here. |
| |
| // X86_64 always has SSE2. |
| if (PointerWidth == 64) |
| Features["sse2"] = Features["sse"] = Features["mmx"] = true; |
| |
| if (CPU == "generic" || CPU == "i386" || CPU == "i486" || CPU == "i586" || |
| CPU == "pentium" || CPU == "i686" || CPU == "pentiumpro") |
| ; |
| else if (CPU == "pentium-mmx" || CPU == "pentium2") |
| setFeatureEnabled(Features, "mmx", true); |
| else if (CPU == "pentium3") |
| setFeatureEnabled(Features, "sse", true); |
| else if (CPU == "pentium-m" || CPU == "pentium4" || CPU == "x86-64") |
| setFeatureEnabled(Features, "sse2", true); |
| else if (CPU == "yonah" || CPU == "prescott" || CPU == "nocona") |
| setFeatureEnabled(Features, "sse3", true); |
| else if (CPU == "core2") |
| setFeatureEnabled(Features, "ssse3", true); |
| else if (CPU == "penryn") { |
| setFeatureEnabled(Features, "sse4", true); |
| Features["sse42"] = false; |
| } else if (CPU == "atom") |
| setFeatureEnabled(Features, "sse3", true); |
| else if (CPU == "corei7") { |
| setFeatureEnabled(Features, "sse4", true); |
| setFeatureEnabled(Features, "aes", true); |
| } else if (CPU == "sandybridge") { |
| setFeatureEnabled(Features, "sse4", true); |
| setFeatureEnabled(Features, "aes", true); |
| // setFeatureEnabled(Features, "avx", true); |
| } else if (CPU == "k6" || CPU == "winchip-c6") |
| setFeatureEnabled(Features, "mmx", true); |
| else if (CPU == "k6-2" || CPU == "k6-3" || CPU == "athlon" || |
| CPU == "athlon-tbird" || CPU == "winchip2" || CPU == "c3") { |
| setFeatureEnabled(Features, "mmx", true); |
| setFeatureEnabled(Features, "3dnow", true); |
| } else if (CPU == "athlon-4" || CPU == "athlon-xp" || CPU == "athlon-mp") { |
| setFeatureEnabled(Features, "sse", true); |
| setFeatureEnabled(Features, "3dnowa", true); |
| } else if (CPU == "k8" || CPU == "opteron" || CPU == "athlon64" || |
| CPU == "athlon-fx") { |
| setFeatureEnabled(Features, "sse2", true); |
| setFeatureEnabled(Features, "3dnowa", true); |
| } else if (CPU == "k8-sse3") { |
| setFeatureEnabled(Features, "sse3", true); |
| setFeatureEnabled(Features, "3dnowa", true); |
| } else if (CPU == "c3-2") |
| setFeatureEnabled(Features, "sse", true); |
| } |
| |
| bool X86TargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features, |
| const std::string &Name, |
| bool Enabled) const { |
| // FIXME: This *really* should not be here. We need some way of translating |
| // options into llvm subtarget features. |
| if (!Features.count(Name) && |
| (Name != "sse4" && Name != "sse4.2" && Name != "sse4.1")) |
| return false; |
| |
| if (Enabled) { |
| if (Name == "mmx") |
| Features["mmx"] = true; |
| else if (Name == "sse") |
| Features["mmx"] = Features["sse"] = true; |
| else if (Name == "sse2") |
| Features["mmx"] = Features["sse"] = Features["sse2"] = true; |
| else if (Name == "sse3") |
| Features["mmx"] = Features["sse"] = Features["sse2"] = |
| Features["sse3"] = true; |
| else if (Name == "ssse3") |
| Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] = |
| Features["ssse3"] = true; |
| else if (Name == "sse4" || Name == "sse4.2") |
| Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] = |
| Features["ssse3"] = Features["sse41"] = Features["sse42"] = true; |
| else if (Name == "sse4.1") |
| Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] = |
| Features["ssse3"] = Features["sse41"] = true; |
| else if (Name == "3dnow") |
| Features["3dnowa"] = true; |
| else if (Name == "3dnowa") |
| Features["3dnow"] = Features["3dnowa"] = true; |
| else if (Name == "aes") |
| Features["aes"] = true; |
| else if (Name == "avx") |
| Features["avx"] = true; |
| } else { |
| if (Name == "mmx") |
| Features["mmx"] = Features["3dnow"] = Features["3dnowa"] = |
| Features["sse"] = Features["sse2"] = Features["sse3"] = |
| Features["ssse3"] = Features["sse41"] = Features["sse42"] = false; |
| else if (Name == "sse") |
| Features["sse"] = Features["sse2"] = Features["sse3"] = |
| Features["ssse3"] = Features["sse41"] = Features["sse42"] = false; |
| else if (Name == "sse2") |
| Features["sse2"] = Features["sse3"] = Features["ssse3"] = |
| Features["sse41"] = Features["sse42"] = false; |
| else if (Name == "sse3") |
| Features["sse3"] = Features["ssse3"] = Features["sse41"] = |
| Features["sse42"] = false; |
| else if (Name == "ssse3") |
| Features["ssse3"] = Features["sse41"] = Features["sse42"] = false; |
| else if (Name == "sse4" || Name == "sse4.1") |
| Features["sse41"] = Features["sse42"] = false; |
| else if (Name == "sse4.2") |
| Features["sse42"] = false; |
| else if (Name == "3dnow") |
| Features["3dnow"] = Features["3dnowa"] = false; |
| else if (Name == "3dnowa") |
| Features["3dnowa"] = false; |
| else if (Name == "aes") |
| Features["aes"] = false; |
| else if (Name == "avx") |
| Features["avx"] = false; |
| } |
| |
| return true; |
| } |
| |
| /// HandleTargetOptions - Perform initialization based on the user |
| /// configured set of features. |
| void X86TargetInfo::HandleTargetFeatures(std::vector<std::string> &Features) { |
| // Remember the maximum enabled sselevel. |
| for (unsigned i = 0, e = Features.size(); i !=e; ++i) { |
| // Ignore disabled features. |
| if (Features[i][0] == '-') |
| continue; |
| |
| if (Features[i].substr(1) == "aes") { |
| HasAES = true; |
| continue; |
| } |
| |
| // FIXME: Not sure yet how to treat AVX in regard to SSE levels. |
| // For now let it be enabled together with other SSE levels. |
| if (Features[i].substr(1) == "avx") { |
| HasAVX = true; |
| continue; |
| } |
| |
| assert(Features[i][0] == '+' && "Invalid target feature!"); |
| X86SSEEnum Level = llvm::StringSwitch<X86SSEEnum>(Features[i].substr(1)) |
| .Case("sse42", SSE42) |
| .Case("sse41", SSE41) |
| .Case("ssse3", SSSE3) |
| .Case("sse3", SSE3) |
| .Case("sse2", SSE2) |
| .Case("sse", SSE1) |
| .Case("mmx", MMX) |
| .Default(NoMMXSSE); |
| SSELevel = std::max(SSELevel, Level); |
| |
| AMD3DNowEnum ThreeDNowLevel = |
| llvm::StringSwitch<AMD3DNowEnum>(Features[i].substr(1)) |
| .Case("3dnowa", AMD3DNowAthlon) |
| .Case("3dnow", AMD3DNow) |
| .Default(NoAMD3DNow); |
| |
| AMD3DNowLevel = std::max(AMD3DNowLevel, ThreeDNowLevel); |
| } |
| } |
| |
| /// X86TargetInfo::getTargetDefines - Return a set of the X86-specific #defines |
| /// that are not tied to a specific subtarget. |
| void X86TargetInfo::getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| // Target identification. |
| if (PointerWidth == 64) { |
| Builder.defineMacro("_LP64"); |
| Builder.defineMacro("__LP64__"); |
| Builder.defineMacro("__amd64__"); |
| Builder.defineMacro("__amd64"); |
| Builder.defineMacro("__x86_64"); |
| Builder.defineMacro("__x86_64__"); |
| } else { |
| DefineStd(Builder, "i386", Opts); |
| } |
| |
| if (HasAES) |
| Builder.defineMacro("__AES__"); |
| |
| if (HasAVX) |
| Builder.defineMacro("__AVX__"); |
| |
| // Target properties. |
| Builder.defineMacro("__LITTLE_ENDIAN__"); |
| |
| // Subtarget options. |
| Builder.defineMacro("__nocona"); |
| Builder.defineMacro("__nocona__"); |
| Builder.defineMacro("__tune_nocona__"); |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| |
| // Define __NO_MATH_INLINES on linux/x86 so that we don't get inline |
| // functions in glibc header files that use FP Stack inline asm which the |
| // backend can't deal with (PR879). |
| Builder.defineMacro("__NO_MATH_INLINES"); |
| |
| // Each case falls through to the previous one here. |
| switch (SSELevel) { |
| case SSE42: |
| Builder.defineMacro("__SSE4_2__"); |
| case SSE41: |
| Builder.defineMacro("__SSE4_1__"); |
| case SSSE3: |
| Builder.defineMacro("__SSSE3__"); |
| case SSE3: |
| Builder.defineMacro("__SSE3__"); |
| case SSE2: |
| Builder.defineMacro("__SSE2__"); |
| Builder.defineMacro("__SSE2_MATH__"); // -mfp-math=sse always implied. |
| case SSE1: |
| Builder.defineMacro("__SSE__"); |
| Builder.defineMacro("__SSE_MATH__"); // -mfp-math=sse always implied. |
| case MMX: |
| Builder.defineMacro("__MMX__"); |
| case NoMMXSSE: |
| break; |
| } |
| |
| if (Opts.Microsoft && PointerWidth == 32) { |
| switch (SSELevel) { |
| case SSE42: |
| case SSE41: |
| case SSSE3: |
| case SSE3: |
| case SSE2: |
| Builder.defineMacro("_M_IX86_FP", llvm::Twine(2)); |
| break; |
| case SSE1: |
| Builder.defineMacro("_M_IX86_FP", llvm::Twine(1)); |
| break; |
| default: |
| Builder.defineMacro("_M_IX86_FP", llvm::Twine(0)); |
| } |
| } |
| |
| // Each case falls through to the previous one here. |
| switch (AMD3DNowLevel) { |
| case AMD3DNowAthlon: |
| Builder.defineMacro("__3dNOW_A__"); |
| case AMD3DNow: |
| Builder.defineMacro("__3dNOW__"); |
| case NoAMD3DNow: |
| break; |
| } |
| } |
| |
| |
| bool |
| X86TargetInfo::validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &Info) const { |
| switch (*Name) { |
| default: return false; |
| case 'Y': // first letter of a pair: |
| switch (*(Name+1)) { |
| default: return false; |
| case '0': // First SSE register. |
| case 't': // Any SSE register, when SSE2 is enabled. |
| case 'i': // Any SSE register, when SSE2 and inter-unit moves enabled. |
| case 'm': // any MMX register, when inter-unit moves enabled. |
| break; // falls through to setAllowsRegister. |
| } |
| case 'a': // eax. |
| case 'b': // ebx. |
| case 'c': // ecx. |
| case 'd': // edx. |
| case 'S': // esi. |
| case 'D': // edi. |
| case 'A': // edx:eax. |
| case 'f': // any x87 floating point stack register. |
| 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 'y': // Any MMX register. |
| case 'x': // Any SSE register. |
| case 'Q': // Any register accessible as [r]h: a, b, c, and d. |
| case 'R': // "Legacy" registers: ax, bx, cx, dx, di, si, sp, bp. |
| case 'l': // "Index" registers: any general register that can be used as an |
| // index in a base+index memory access. |
| Info.setAllowsRegister(); |
| return true; |
| case 'C': // SSE floating point constant. |
| case 'G': // x87 floating point constant. |
| case 'e': // 32-bit signed integer constant for use with zero-extending |
| // x86_64 instructions. |
| case 'Z': // 32-bit unsigned integer constant for use with zero-extending |
| // x86_64 instructions. |
| return true; |
| } |
| return false; |
| } |
| |
| |
| 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 'p': // address |
| return std::string("im"); |
| 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-n8:16:32"; |
| SizeType = UnsignedInt; |
| PtrDiffType = SignedInt; |
| IntPtrType = SignedInt; |
| RegParmMax = 3; |
| |
| // Use fpret for all types. |
| RealTypeUsesObjCFPRet = ((1 << TargetInfo::Float) | |
| (1 << TargetInfo::Double) | |
| (1 << TargetInfo::LongDouble)); |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| |
| int getEHDataRegisterNumber(unsigned RegNo) const { |
| if (RegNo == 0) return 0; |
| if (RegNo == 1) return 2; |
| return -1; |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| class OpenBSDI386TargetInfo : public OpenBSDTargetInfo<X86_32TargetInfo> { |
| public: |
| OpenBSDI386TargetInfo(const std::string& triple) : |
| OpenBSDTargetInfo<X86_32TargetInfo>(triple) { |
| SizeType = UnsignedLong; |
| IntPtrType = SignedLong; |
| PtrDiffType = SignedLong; |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| class DarwinI386TargetInfo : public DarwinTargetInfo<X86_32TargetInfo> { |
| public: |
| DarwinI386TargetInfo(const std::string& triple) : |
| DarwinTargetInfo<X86_32TargetInfo>(triple) { |
| LongDoubleWidth = 128; |
| LongDoubleAlign = 128; |
| SizeType = UnsignedLong; |
| IntPtrType = SignedLong; |
| 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-n8:16:32"; |
| HasAlignMac68kSupport = true; |
| } |
| |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 Windows target |
| class WindowsX86_32TargetInfo : public WindowsTargetInfo<X86_32TargetInfo> { |
| public: |
| WindowsX86_32TargetInfo(const std::string& triple) |
| : WindowsTargetInfo<X86_32TargetInfo>(triple) { |
| TLSSupported = false; |
| WCharType = UnsignedShort; |
| DoubleAlign = LongLongAlign = 64; |
| 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-f80:128:128-v64:64:64-" |
| "v128:128:128-a0:0:64-f80:32:32-n8:16:32"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| WindowsTargetInfo<X86_32TargetInfo>::getTargetDefines(Opts, Builder); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| |
| // x86-32 Windows Visual Studio target |
| class VisualStudioWindowsX86_32TargetInfo : public WindowsX86_32TargetInfo { |
| public: |
| VisualStudioWindowsX86_32TargetInfo(const std::string& triple) |
| : WindowsX86_32TargetInfo(triple) { |
| LongDoubleWidth = LongDoubleAlign = 64; |
| LongDoubleFormat = &llvm::APFloat::IEEEdouble; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| WindowsX86_32TargetInfo::getTargetDefines(Opts, Builder); |
| WindowsX86_32TargetInfo::getVisualStudioDefines(Opts, Builder); |
| // The value of the following reflects processor type. |
| // 300=386, 400=486, 500=Pentium, 600=Blend (default) |
| // We lost the original triple, so we use the default. |
| Builder.defineMacro("_M_IX86", "600"); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 MinGW target |
| class MinGWX86_32TargetInfo : public WindowsX86_32TargetInfo { |
| public: |
| MinGWX86_32TargetInfo(const std::string& triple) |
| : WindowsX86_32TargetInfo(triple) { |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| WindowsX86_32TargetInfo::getTargetDefines(Opts, Builder); |
| DefineStd(Builder, "WIN32", Opts); |
| DefineStd(Builder, "WINNT", Opts); |
| Builder.defineMacro("_X86_"); |
| Builder.defineMacro("__MSVCRT__"); |
| Builder.defineMacro("__MINGW32__"); |
| |
| // mingw32-gcc provides __declspec(a) as alias of __attribute__((a)). |
| // In contrast, clang-cc1 provides __declspec(a) with -fms-extensions. |
| if (Opts.Microsoft) |
| // Provide "as-is" __declspec. |
| Builder.defineMacro("__declspec", "__declspec"); |
| else |
| // Provide alias of __attribute__ like mingw32-gcc. |
| Builder.defineMacro("__declspec(a)", "__attribute__((a))"); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 Cygwin target |
| class CygwinX86_32TargetInfo : public X86_32TargetInfo { |
| public: |
| CygwinX86_32TargetInfo(const std::string& triple) |
| : X86_32TargetInfo(triple) { |
| TLSSupported = false; |
| WCharType = UnsignedShort; |
| DoubleAlign = LongLongAlign = 64; |
| 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-v128:128:128-" |
| "a0:0:64-f80:32:32-n8:16:32"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| X86_32TargetInfo::getTargetDefines(Opts, Builder); |
| Builder.defineMacro("__CYGWIN__"); |
| Builder.defineMacro("__CYGWIN32__"); |
| DefineStd(Builder, "unix", Opts); |
| if (Opts.CPlusPlus) |
| Builder.defineMacro("_GNU_SOURCE"); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 Haiku target |
| class HaikuX86_32TargetInfo : public X86_32TargetInfo { |
| public: |
| HaikuX86_32TargetInfo(const std::string& triple) |
| : X86_32TargetInfo(triple) { |
| SizeType = UnsignedLong; |
| IntPtrType = SignedLong; |
| PtrDiffType = SignedLong; |
| this->UserLabelPrefix = ""; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| X86_32TargetInfo::getTargetDefines(Opts, Builder); |
| Builder.defineMacro("__INTEL__"); |
| Builder.defineMacro("__HAIKU__"); |
| } |
| }; |
| } // 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; |
| LargeArrayMinWidth = 128; |
| LargeArrayAlign = 128; |
| IntMaxType = SignedLong; |
| UIntMaxType = UnsignedLong; |
| Int64Type = SignedLong; |
| RegParmMax = 6; |
| |
| 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-s0:64:64-f80:128:128-n8:16:32:64"; |
| |
| // Use fpret only for long double. |
| RealTypeUsesObjCFPRet = (1 << TargetInfo::LongDouble); |
| } |
| 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;" |
| "} __va_list_tag;" |
| "typedef __va_list_tag __builtin_va_list[1];"; |
| } |
| |
| int getEHDataRegisterNumber(unsigned RegNo) const { |
| if (RegNo == 0) return 0; |
| if (RegNo == 1) return 1; |
| return -1; |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-64 Windows target |
| class WindowsX86_64TargetInfo : public WindowsTargetInfo<X86_64TargetInfo> { |
| public: |
| WindowsX86_64TargetInfo(const std::string& triple) |
| : WindowsTargetInfo<X86_64TargetInfo>(triple) { |
| TLSSupported = false; |
| WCharType = UnsignedShort; |
| LongWidth = LongAlign = 32; |
| DoubleAlign = LongLongAlign = 64; |
| IntMaxType = SignedLongLong; |
| UIntMaxType = UnsignedLongLong; |
| Int64Type = SignedLongLong; |
| SizeType = UnsignedLongLong; |
| PtrDiffType = SignedLongLong; |
| IntPtrType = SignedLongLong; |
| this->UserLabelPrefix = ""; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| WindowsTargetInfo<X86_64TargetInfo>::getTargetDefines(Opts, Builder); |
| Builder.defineMacro("_WIN64"); |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-64 Windows Visual Studio target |
| class VisualStudioWindowsX86_64TargetInfo : public WindowsX86_64TargetInfo { |
| public: |
| VisualStudioWindowsX86_64TargetInfo(const std::string& triple) |
| : WindowsX86_64TargetInfo(triple) { |
| LongDoubleWidth = LongDoubleAlign = 64; |
| LongDoubleFormat = &llvm::APFloat::IEEEdouble; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| WindowsX86_64TargetInfo::getTargetDefines(Opts, Builder); |
| WindowsX86_64TargetInfo::getVisualStudioDefines(Opts, Builder); |
| Builder.defineMacro("_M_X64"); |
| Builder.defineMacro("_M_AMD64"); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-64 MinGW target |
| class MinGWX86_64TargetInfo : public WindowsX86_64TargetInfo { |
| public: |
| MinGWX86_64TargetInfo(const std::string& triple) |
| : WindowsX86_64TargetInfo(triple) { |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| WindowsX86_64TargetInfo::getTargetDefines(Opts, Builder); |
| DefineStd(Builder, "WIN64", Opts); |
| Builder.defineMacro("__MSVCRT__"); |
| Builder.defineMacro("__MINGW32__"); |
| Builder.defineMacro("__MINGW64__"); |
| |
| // mingw32-gcc provides __declspec(a) as alias of __attribute__((a)). |
| // In contrast, clang-cc1 provides __declspec(a) with -fms-extensions. |
| if (Opts.Microsoft) |
| // Provide "as-is" __declspec. |
| Builder.defineMacro("__declspec", "__declspec"); |
| else |
| // Provide alias of __attribute__ like mingw32-gcc. |
| Builder.defineMacro("__declspec(a)", "__attribute__((a))"); |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| class DarwinX86_64TargetInfo : public DarwinTargetInfo<X86_64TargetInfo> { |
| public: |
| DarwinX86_64TargetInfo(const std::string& triple) |
| : DarwinTargetInfo<X86_64TargetInfo>(triple) { |
| Int64Type = SignedLongLong; |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| class OpenBSDX86_64TargetInfo : public OpenBSDTargetInfo<X86_64TargetInfo> { |
| public: |
| OpenBSDX86_64TargetInfo(const std::string& triple) |
| : OpenBSDTargetInfo<X86_64TargetInfo>(triple) { |
| IntMaxType = SignedLongLong; |
| UIntMaxType = UnsignedLongLong; |
| Int64Type = SignedLongLong; |
| } |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| class ARMTargetInfo : public TargetInfo { |
| // Possible FPU choices. |
| enum FPUMode { |
| NoFPU, |
| VFP2FPU, |
| VFP3FPU, |
| NeonFPU |
| }; |
| |
| static bool FPUModeIsVFP(FPUMode Mode) { |
| return Mode >= VFP2FPU && Mode <= NeonFPU; |
| } |
| |
| static const TargetInfo::GCCRegAlias GCCRegAliases[]; |
| static const char * const GCCRegNames[]; |
| |
| std::string ABI, CPU; |
| |
| unsigned FPU : 3; |
| |
| unsigned IsThumb : 1; |
| |
| // Initialized via features. |
| unsigned SoftFloat : 1; |
| unsigned SoftFloatABI : 1; |
| |
| static const Builtin::Info BuiltinInfo[]; |
| |
| public: |
| ARMTargetInfo(const std::string &TripleStr) |
| : TargetInfo(TripleStr), ABI("aapcs-linux"), CPU("arm1136j-s") |
| { |
| SizeType = UnsignedInt; |
| PtrDiffType = SignedInt; |
| |
| // {} in inline assembly are neon specifiers, not assembly variant |
| // specifiers. |
| NoAsmVariants = true; |
| |
| // FIXME: Should we just treat this as a feature? |
| IsThumb = getTriple().getArchName().startswith("thumb"); |
| if (IsThumb) { |
| // Thumb1 add sp, #imm requires the immediate value be multiple of 4, |
| // so set preferred for small types to 32. |
| DescriptionString = ("e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-" |
| "v64:64:64-v128:64:128-a0:0:32-n32"); |
| } else { |
| 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-v128:64:128-a0:0:64-n32"); |
| } |
| |
| // ARM targets default to using the ARM C++ ABI. |
| CXXABI = CXXABI_ARM; |
| } |
| virtual const char *getABI() const { return ABI.c_str(); } |
| virtual bool setABI(const std::string &Name) { |
| ABI = Name; |
| |
| // The defaults (above) are for AAPCS, check if we need to change them. |
| // |
| // FIXME: We need support for -meabi... we could just mangle it into the |
| // name. |
| if (Name == "apcs-gnu") { |
| DoubleAlign = LongLongAlign = LongDoubleAlign = 32; |
| SizeType = UnsignedLong; |
| |
| // Do not respect the alignment of bit-field types when laying out |
| // structures. This corresponds to PCC_BITFIELD_TYPE_MATTERS in gcc. |
| UseBitFieldTypeAlignment = false; |
| |
| if (IsThumb) { |
| // Thumb1 add sp, #imm requires the immediate value be multiple of 4, |
| // so set preferred for small types to 32. |
| DescriptionString = ("e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-" |
| "i64:32:32-f32:32:32-f64:32:32-" |
| "v64:32:64-v128:32:128-a0:0:32-n32"); |
| } else { |
| 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-" |
| "v64:32:64-v128:32:128-a0:0:32-n32"); |
| } |
| |
| // FIXME: Override "preferred align" for double and long long. |
| } else if (Name == "aapcs") { |
| // FIXME: Enumerated types are variable width in straight AAPCS. |
| } else if (Name == "aapcs-linux") { |
| ; |
| } else |
| return false; |
| |
| return true; |
| } |
| |
| void getDefaultFeatures(const std::string &CPU, |
| llvm::StringMap<bool> &Features) const { |
| // FIXME: This should not be here. |
| Features["vfp2"] = false; |
| Features["vfp3"] = false; |
| Features["neon"] = false; |
| |
| if (CPU == "arm1136jf-s" || CPU == "arm1176jzf-s" || CPU == "mpcore") |
| Features["vfp2"] = true; |
| else if (CPU == "cortex-a8" || CPU == "cortex-a9") |
| Features["neon"] = true; |
| } |
| |
| virtual bool setFeatureEnabled(llvm::StringMap<bool> &Features, |
| const std::string &Name, |
| bool Enabled) const { |
| if (Name == "soft-float" || Name == "soft-float-abi") { |
| Features[Name] = Enabled; |
| } else if (Name == "vfp2" || Name == "vfp3" || Name == "neon") { |
| // These effectively are a single option, reset them when any is enabled. |
| if (Enabled) |
| Features["vfp2"] = Features["vfp3"] = Features["neon"] = false; |
| Features[Name] = Enabled; |
| } else |
| return false; |
| |
| return true; |
| } |
| |
| virtual void HandleTargetFeatures(std::vector<std::string> &Features) { |
| FPU = NoFPU; |
| SoftFloat = SoftFloatABI = false; |
| for (unsigned i = 0, e = Features.size(); i != e; ++i) { |
| if (Features[i] == "+soft-float") |
| SoftFloat = true; |
| else if (Features[i] == "+soft-float-abi") |
| SoftFloatABI = true; |
| else if (Features[i] == "+vfp2") |
| FPU = VFP2FPU; |
| else if (Features[i] == "+vfp3") |
| FPU = VFP3FPU; |
| else if (Features[i] == "+neon") |
| FPU = NeonFPU; |
| } |
| |
| // Remove front-end specific options which the backend handles differently. |
| std::vector<std::string>::iterator it; |
| it = std::find(Features.begin(), Features.end(), "+soft-float"); |
| if (it != Features.end()) |
| Features.erase(it); |
| it = std::find(Features.begin(), Features.end(), "+soft-float-abi"); |
| if (it != Features.end()) |
| Features.erase(it); |
| } |
| |
| static const char *getCPUDefineSuffix(llvm::StringRef Name) { |
| return llvm::StringSwitch<const char*>(Name) |
| .Cases("arm8", "arm810", "4") |
| .Cases("strongarm", "strongarm110", "strongarm1100", "strongarm1110", "4") |
| .Cases("arm7tdmi", "arm7tdmi-s", "arm710t", "arm720t", "arm9", "4T") |
| .Cases("arm9tdmi", "arm920", "arm920t", "arm922t", "arm940t", "4T") |
| .Case("ep9312", "4T") |
| .Cases("arm10tdmi", "arm1020t", "5T") |
| .Cases("arm9e", "arm946e-s", "arm966e-s", "arm968e-s", "5TE") |
| .Case("arm926ej-s", "5TEJ") |
| .Cases("arm10e", "arm1020e", "arm1022e", "5TE") |
| .Cases("xscale", "iwmmxt", "5TE") |
| .Case("arm1136j-s", "6J") |
| .Cases("arm1176jz-s", "arm1176jzf-s", "6ZK") |
| .Cases("arm1136jf-s", "mpcorenovfp", "mpcore", "6K") |
| .Cases("arm1156t2-s", "arm1156t2f-s", "6T2") |
| .Cases("cortex-a8", "cortex-a9", "7A") |
| .Case("cortex-m3", "7M") |
| .Case("cortex-m0", "6M") |
| .Default(0); |
| } |
| virtual bool setCPU(const std::string &Name) { |
| if (!getCPUDefineSuffix(Name)) |
| return false; |
| |
| CPU = Name; |
| return true; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| // Target identification. |
| Builder.defineMacro("__arm"); |
| Builder.defineMacro("__arm__"); |
| |
| // Target properties. |
| Builder.defineMacro("__ARMEL__"); |
| Builder.defineMacro("__LITTLE_ENDIAN__"); |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| |
| llvm::StringRef CPUArch = getCPUDefineSuffix(CPU); |
| Builder.defineMacro("__ARM_ARCH_" + CPUArch + "__"); |
| |
| // Subtarget options. |
| |
| // FIXME: It's more complicated than this and we don't really support |
| // interworking. |
| if ('5' <= CPUArch[0] && CPUArch[0] <= '7') |
| Builder.defineMacro("__THUMB_INTERWORK__"); |
| |
| if (ABI == "aapcs" || ABI == "aapcs-linux") |
| Builder.defineMacro("__ARM_EABI__"); |
| |
| if (SoftFloat) |
| Builder.defineMacro("__SOFTFP__"); |
| |
| if (CPU == "xscale") |
| Builder.defineMacro("__XSCALE__"); |
| |
| bool IsThumb2 = IsThumb && (CPUArch == "6T2" || CPUArch.startswith("7")); |
| if (IsThumb) { |
| Builder.defineMacro("__THUMBEL__"); |
| Builder.defineMacro("__thumb__"); |
| if (IsThumb2) |
| Builder.defineMacro("__thumb2__"); |
| } |
| |
| // Note, this is always on in gcc, even though it doesn't make sense. |
| Builder.defineMacro("__APCS_32__"); |
| |
| if (FPUModeIsVFP((FPUMode) FPU)) |
| Builder.defineMacro("__VFP_FP__"); |
| |
| // This only gets set when Neon instructions are actually available, unlike |
| // the VFP define, hence the soft float and arch check. This is subtly |
| // different from gcc, we follow the intent which was that it should be set |
| // when Neon instructions are actually available. |
| if (FPU == NeonFPU && !SoftFloat && IsThumb2) |
| Builder.defineMacro("__ARM_NEON__"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| Records = BuiltinInfo; |
| NumRecords = clang::ARM::LastTSBuiltin-Builtin::FirstTSBuiltin; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef void* __builtin_va_list;"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const; |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &Info) const { |
| // FIXME: Check if this is complete |
| switch (*Name) { |
| 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.setAllowsRegister(); |
| return true; |
| } |
| return false; |
| } |
| virtual const char *getClobbers() const { |
| // FIXME: Is this really right? |
| return ""; |
| } |
| }; |
| |
| const char * const ARMTargetInfo::GCCRegNames[] = { |
| // Integer registers |
| "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| "r8", "r9", "r10", "r11", "r12", "sp", "lr", "pc", |
| |
| // Float registers |
| "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", |
| "s8", "s9", "s10", "s11", "s12", "s13", "s14", "s15", |
| "s16", "s17", "s18", "s19", "s20", "s21", "s22", "s23", |
| "s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31", |
| |
| // Double registers |
| "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", |
| "d8", "d9", "d10", "d11", "d12", "d13", "d14", "d15", |
| "d16", "d17", "d18", "d19", "d20", "d21", "d22", "d23", |
| "d24", "d25", "d26", "d27", "d28", "d29", "d30", "d31", |
| |
| // Quad registers |
| "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7", |
| "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15" |
| }; |
| |
| void ARMTargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| |
| const TargetInfo::GCCRegAlias ARMTargetInfo::GCCRegAliases[] = { |
| { { "a1" }, "r0" }, |
| { { "a2" }, "r1" }, |
| { { "a3" }, "r2" }, |
| { { "a4" }, "r3" }, |
| { { "v1" }, "r4" }, |
| { { "v2" }, "r5" }, |
| { { "v3" }, "r6" }, |
| { { "v4" }, "r7" }, |
| { { "v5" }, "r8" }, |
| { { "v6", "rfp" }, "r9" }, |
| { { "sl" }, "r10" }, |
| { { "fp" }, "r11" }, |
| { { "ip" }, "r12" }, |
| { { "r13" }, "sp" }, |
| { { "r14" }, "lr" }, |
| { { "r15" }, "pc" }, |
| // The S, D and Q registers overlap, but aren't really aliases; we |
| // don't want to substitute one of these for a different-sized one. |
| }; |
| |
| void ARMTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| |
| const Builtin::Info ARMTargetInfo::BuiltinInfo[] = { |
| #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, ALL_LANGUAGES, false }, |
| #define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER,\ |
| ALL_LANGUAGES, false }, |
| #include "clang/Basic/BuiltinsARM.def" |
| }; |
| } // end anonymous namespace. |
| |
| |
| namespace { |
| class DarwinARMTargetInfo : |
| public DarwinTargetInfo<ARMTargetInfo> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, |
| MacroBuilder &Builder) const { |
| getDarwinDefines(Builder, Opts, Triple, PlatformName, PlatformMinVersion); |
| } |
| |
| public: |
| DarwinARMTargetInfo(const std::string& triple) |
| : DarwinTargetInfo<ARMTargetInfo>(triple) { |
| HasAlignMac68kSupport = true; |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class SparcV8TargetInfo : public TargetInfo { |
| static const TargetInfo::GCCRegAlias GCCRegAliases[]; |
| static const char * const GCCRegNames[]; |
| bool SoftFloat; |
| 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-n32"; |
| } |
| virtual bool setFeatureEnabled(llvm::StringMap<bool> &Features, |
| const std::string &Name, |
| bool Enabled) const { |
| if (Name == "soft-float") |
| Features[Name] = Enabled; |
| else |
| return false; |
| |
| return true; |
| } |
| virtual void HandleTargetFeatures(std::vector<std::string> &Features) { |
| SoftFloat = false; |
| for (unsigned i = 0, e = Features.size(); i != e; ++i) |
| if (Features[i] == "+soft-float") |
| SoftFloat = true; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| DefineStd(Builder, "sparc", Opts); |
| Builder.defineMacro("__sparcv8"); |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| |
| if (SoftFloat) |
| Builder.defineMacro("SOFT_FLOAT", "1"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement! |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef void* __builtin_va_list;"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const; |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &info) const { |
| // FIXME: Implement! |
| return false; |
| } |
| virtual const char *getClobbers() const { |
| // FIXME: Implement! |
| return ""; |
| } |
| }; |
| |
| const char * const SparcV8TargetInfo::GCCRegNames[] = { |
| "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", |
| "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31" |
| }; |
| |
| void SparcV8TargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| |
| const TargetInfo::GCCRegAlias SparcV8TargetInfo::GCCRegAliases[] = { |
| { { "g0" }, "r0" }, |
| { { "g1" }, "r1" }, |
| { { "g2" }, "r2" }, |
| { { "g3" }, "r3" }, |
| { { "g4" }, "r4" }, |
| { { "g5" }, "r5" }, |
| { { "g6" }, "r6" }, |
| { { "g7" }, "r7" }, |
| { { "o0" }, "r8" }, |
| { { "o1" }, "r9" }, |
| { { "o2" }, "r10" }, |
| { { "o3" }, "r11" }, |
| { { "o4" }, "r12" }, |
| { { "o5" }, "r13" }, |
| { { "o6", "sp" }, "r14" }, |
| { { "o7" }, "r15" }, |
| { { "l0" }, "r16" }, |
| { { "l1" }, "r17" }, |
| { { "l2" }, "r18" }, |
| { { "l3" }, "r19" }, |
| { { "l4" }, "r20" }, |
| { { "l5" }, "r21" }, |
| { { "l6" }, "r22" }, |
| { { "l7" }, "r23" }, |
| { { "i0" }, "r24" }, |
| { { "i1" }, "r25" }, |
| { { "i2" }, "r26" }, |
| { { "i3" }, "r27" }, |
| { { "i4" }, "r28" }, |
| { { "i5" }, "r29" }, |
| { { "i6", "fp" }, "r30" }, |
| { { "i7" }, "r31" }, |
| }; |
| |
| void SparcV8TargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| } // end anonymous namespace. |
| |
| namespace { |
| class AuroraUXSparcV8TargetInfo : public AuroraUXTargetInfo<SparcV8TargetInfo> { |
| public: |
| AuroraUXSparcV8TargetInfo(const std::string& triple) : |
| AuroraUXTargetInfo<SparcV8TargetInfo>(triple) { |
| SizeType = UnsignedInt; |
| PtrDiffType = SignedInt; |
| } |
| }; |
| class SolarisSparcV8TargetInfo : public SolarisTargetInfo<SparcV8TargetInfo> { |
| public: |
| SolarisSparcV8TargetInfo(const std::string& triple) : |
| SolarisTargetInfo<SparcV8TargetInfo>(triple) { |
| SizeType = UnsignedInt; |
| PtrDiffType = SignedInt; |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class MSP430TargetInfo : public TargetInfo { |
| static const char * const GCCRegNames[]; |
| public: |
| MSP430TargetInfo(const std::string& triple) : TargetInfo(triple) { |
| TLSSupported = false; |
| IntWidth = 16; IntAlign = 16; |
| LongWidth = 32; LongLongWidth = 64; |
| LongAlign = LongLongAlign = 16; |
| PointerWidth = 16; PointerAlign = 16; |
| SizeType = UnsignedInt; |
| IntMaxType = SignedLong; |
| UIntMaxType = UnsignedLong; |
| IntPtrType = SignedShort; |
| PtrDiffType = SignedInt; |
| SigAtomicType = SignedLong; |
| DescriptionString = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| Builder.defineMacro("MSP430"); |
| Builder.defineMacro("__MSP430__"); |
| // FIXME: defines for different 'flavours' of MCU |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement. |
| Records = 0; |
| NumRecords = 0; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| // No aliases. |
| Aliases = 0; |
| NumAliases = 0; |
| } |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &info) const { |
| // No target constraints for now. |
| return false; |
| } |
| virtual const char *getClobbers() const { |
| // FIXME: Is this really right? |
| return ""; |
| } |
| virtual const char *getVAListDeclaration() const { |
| // FIXME: implement |
| return "typedef char* __builtin_va_list;"; |
| } |
| }; |
| |
| const char * const MSP430TargetInfo::GCCRegNames[] = { |
| "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" |
| }; |
| |
| void MSP430TargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| } |
| |
| |
| namespace { |
| class SystemZTargetInfo : public TargetInfo { |
| static const char * const GCCRegNames[]; |
| public: |
| SystemZTargetInfo(const std::string& triple) : TargetInfo(triple) { |
| TLSSupported = false; |
| IntWidth = IntAlign = 32; |
| LongWidth = LongLongWidth = LongAlign = LongLongAlign = 64; |
| PointerWidth = PointerAlign = 64; |
| DescriptionString = "E-p:64:64:64-i8:8:16-i16:16:16-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-f128:128:128-a0:16:16-n32:64"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| Builder.defineMacro("__s390__"); |
| Builder.defineMacro("__s390x__"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement. |
| Records = 0; |
| NumRecords = 0; |
| } |
| |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| // No aliases. |
| Aliases = 0; |
| NumAliases = 0; |
| } |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &info) const { |
| // FIXME: implement |
| return true; |
| } |
| virtual const char *getClobbers() const { |
| // FIXME: Is this really right? |
| return ""; |
| } |
| virtual const char *getVAListDeclaration() const { |
| // FIXME: implement |
| return "typedef char* __builtin_va_list;"; |
| } |
| }; |
| |
| const char * const SystemZTargetInfo::GCCRegNames[] = { |
| "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" |
| }; |
| |
| void SystemZTargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| } |
| |
| namespace { |
| class BlackfinTargetInfo : public TargetInfo { |
| static const char * const GCCRegNames[]; |
| public: |
| BlackfinTargetInfo(const std::string& triple) : TargetInfo(triple) { |
| TLSSupported = false; |
| DoubleAlign = 32; |
| LongLongAlign = 32; |
| LongDoubleAlign = 32; |
| DescriptionString = "e-p:32:32-i64:32-f64:32-n32"; |
| } |
| |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| DefineStd(Builder, "bfin", Opts); |
| DefineStd(Builder, "BFIN", Opts); |
| Builder.defineMacro("__ADSPBLACKFIN__"); |
| // FIXME: This one is really dependent on -mcpu |
| Builder.defineMacro("__ADSPLPBLACKFIN__"); |
| // FIXME: Add cpu-dependent defines and __SILICON_REVISION__ |
| } |
| |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement. |
| Records = 0; |
| NumRecords = 0; |
| } |
| |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| // No aliases. |
| Aliases = 0; |
| NumAliases = 0; |
| } |
| |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &Info) const { |
| if (strchr("adzDWeABbvfcCtukxywZY", Name[0])) { |
| Info.setAllowsRegister(); |
| return true; |
| } |
| return false; |
| } |
| |
| virtual const char *getClobbers() const { |
| return ""; |
| } |
| |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| }; |
| |
| const char * const BlackfinTargetInfo::GCCRegNames[] = { |
| "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| "p0", "p1", "p2", "p3", "p4", "p5", "sp", "fp", |
| "i0", "i1", "i2", "i3", "b0", "b1", "b2", "b3", |
| "l0", "l1", "l2", "l3", "m0", "m1", "m2", "m3", |
| "a0", "a1", "cc", |
| "rets", "reti", "retx", "retn", "rete", "astat", "seqstat", "usp", |
| "argp", "lt0", "lt1", "lc0", "lc1", "lb0", "lb1" |
| }; |
| |
| void BlackfinTargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| } |
| |
| namespace { |
| |
| // LLVM and Clang cannot be used directly to output native binaries for |
| // target, but is used to compile C code to llvm bitcode with correct |
| // type and alignment information. |
| // |
| // TCE uses the llvm bitcode as input and uses it for generating customized |
| // target processor and program binary. TCE co-design environment is |
| // publicly available in http://tce.cs.tut.fi |
| |
| class TCETargetInfo : public TargetInfo{ |
| public: |
| TCETargetInfo(const std::string& triple) : TargetInfo(triple) { |
| TLSSupported = false; |
| IntWidth = 32; |
| LongWidth = LongLongWidth = 32; |
| PointerWidth = 32; |
| IntAlign = 32; |
| LongAlign = LongLongAlign = 32; |
| PointerAlign = 32; |
| SizeType = UnsignedInt; |
| IntMaxType = SignedLong; |
| UIntMaxType = UnsignedLong; |
| IntPtrType = SignedInt; |
| PtrDiffType = SignedInt; |
| FloatWidth = 32; |
| FloatAlign = 32; |
| DoubleWidth = 32; |
| DoubleAlign = 32; |
| LongDoubleWidth = 32; |
| LongDoubleAlign = 32; |
| FloatFormat = &llvm::APFloat::IEEEsingle; |
| DoubleFormat = &llvm::APFloat::IEEEsingle; |
| LongDoubleFormat = &llvm::APFloat::IEEEsingle; |
| DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:32-" |
| "i16:16:32-i32:32:32-i64:32:32-" |
| "f32:32:32-f64:32:32-v64:32:32-" |
| "v128:32:32-a0:0:32-n32"; |
| } |
| |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| DefineStd(Builder, "tce", Opts); |
| Builder.defineMacro("__TCE__"); |
| Builder.defineMacro("__TCE_V1__"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const {} |
| virtual const char *getClobbers() const { |
| return ""; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef void* __builtin_va_list;"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const {} |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &info) const { |
| return true; |
| } |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const {} |
| }; |
| } |
| |
| namespace { |
| class MipsTargetInfo : public TargetInfo { |
| std::string ABI, CPU; |
| static const TargetInfo::GCCRegAlias GCCRegAliases[]; |
| static const char * const GCCRegNames[]; |
| public: |
| MipsTargetInfo(const std::string& triple) : TargetInfo(triple), ABI("o32") { |
| DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-" |
| "i64:32:64-f32:32:32-f64:64:64-v64:64:64-n32"; |
| } |
| virtual const char *getABI() const { return ABI.c_str(); } |
| virtual bool setABI(const std::string &Name) { |
| |
| if ((Name == "o32") || (Name == "eabi")) { |
| ABI = Name; |
| return true; |
| } else |
| return false; |
| } |
| virtual bool setCPU(const std::string &Name) { |
| CPU = Name; |
| return true; |
| } |
| void getDefaultFeatures(const std::string &CPU, |
| llvm::StringMap<bool> &Features) const { |
| Features[ABI] = true; |
| Features[CPU] = true; |
| } |
| virtual void getArchDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| if (ABI == "o32") |
| Builder.defineMacro("__mips_o32"); |
| else if (ABI == "eabi") |
| Builder.defineMacro("__mips_eabi"); |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| DefineStd(Builder, "mips", Opts); |
| Builder.defineMacro("_mips"); |
| DefineStd(Builder, "MIPSEB", Opts); |
| Builder.defineMacro("_MIPSEB"); |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| getArchDefines(Opts, Builder); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement! |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef void* __builtin_va_list;"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const; |
| virtual bool validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &Info) const { |
| switch (*Name) { |
| default: |
| case 'r': // CPU registers. |
| case 'd': // Equivalent to "r" unless generating MIPS16 code. |
| case 'y': // Equivalent to "r", backwards compatibility only. |
| case 'f': // floating-point registers. |
| Info.setAllowsRegister(); |
| return true; |
| } |
| return false; |
| } |
| |
| virtual const char *getClobbers() const { |
| // FIXME: Implement! |
| return ""; |
| } |
| }; |
| |
| const char * const MipsTargetInfo::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", "$28", "$sp", "$fp", "$31", |
| "$f0", "$f1", "$f2", "$f3", "$f4", "$f5", "$f6", "$f7", |
| "$f8", "$f9", "$f10", "$f11", "$f12", "$f13", "$f14", "$f15", |
| "$f16", "$f17", "$f18", "$f19", "$f20", "$f21", "$f22", "$f23", |
| "$f24", "$f25", "$f26", "$f27", "$f28", "$f29", "$f30", "$f31", |
| "hi", "lo", "", "$fcc0","$fcc1","$fcc2","$fcc3","$fcc4", |
| "$fcc5","$fcc6","$fcc7" |
| }; |
| |
| void MipsTargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| |
| const TargetInfo::GCCRegAlias MipsTargetInfo::GCCRegAliases[] = { |
| { { "at" }, "$1" }, |
| { { "v0" }, "$2" }, |
| { { "v1" }, "$3" }, |
| { { "a0" }, "$4" }, |
| { { "a1" }, "$5" }, |
| { { "a2" }, "$6" }, |
| { { "a3" }, "$7" }, |
| { { "t0" }, "$8" }, |
| { { "t1" }, "$9" }, |
| { { "t2" }, "$10" }, |
| { { "t3" }, "$11" }, |
| { { "t4" }, "$12" }, |
| { { "t5" }, "$13" }, |
| { { "t6" }, "$14" }, |
| { { "t7" }, "$15" }, |
| { { "s0" }, "$16" }, |
| { { "s1" }, "$17" }, |
| { { "s2" }, "$18" }, |
| { { "s3" }, "$19" }, |
| { { "s4" }, "$20" }, |
| { { "s5" }, "$21" }, |
| { { "s6" }, "$22" }, |
| { { "s7" }, "$23" }, |
| { { "t8" }, "$24" }, |
| { { "t9" }, "$25" }, |
| { { "k0" }, "$26" }, |
| { { "k1" }, "$27" }, |
| { { "gp" }, "$28" }, |
| { { "sp" }, "$29" }, |
| { { "fp" }, "$30" }, |
| { { "ra" }, "$31" } |
| }; |
| |
| void MipsTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| } // end anonymous namespace. |
| |
| namespace { |
| class MipselTargetInfo : public MipsTargetInfo { |
| public: |
| MipselTargetInfo(const std::string& triple) : MipsTargetInfo(triple) { |
| DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-" |
| "i64:32:64-f32:32:32-f64:64:64-v64:64:64-n32"; |
| } |
| |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const; |
| }; |
| |
| void MipselTargetInfo::getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| DefineStd(Builder, "mips", Opts); |
| Builder.defineMacro("_mips"); |
| DefineStd(Builder, "MIPSEL", Opts); |
| Builder.defineMacro("_MIPSEL"); |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| getArchDefines(Opts, Builder); |
| } |
| } // end anonymous namespace. |
| |
| //===----------------------------------------------------------------------===// |
| // Driver code |
| //===----------------------------------------------------------------------===// |
| |
| static TargetInfo *AllocateTarget(const std::string &T) { |
| llvm::Triple Triple(T); |
| llvm::Triple::OSType os = Triple.getOS(); |
| |
| switch (Triple.getArch()) { |
| default: |
| return NULL; |
| |
| case llvm::Triple::arm: |
| case llvm::Triple::thumb: |
| if (Triple.isOSDarwin()) |
| return new DarwinARMTargetInfo(T); |
| |
| switch (os) { |
| case llvm::Triple::Linux: |
| return new LinuxTargetInfo<ARMTargetInfo>(T); |
| case llvm::Triple::FreeBSD: |
| return new FreeBSDTargetInfo<ARMTargetInfo>(T); |
| default: |
| return new ARMTargetInfo(T); |
| } |
| |
| case llvm::Triple::bfin: |
| return new BlackfinTargetInfo(T); |
| |
| case llvm::Triple::msp430: |
| return new MSP430TargetInfo(T); |
| |
| case llvm::Triple::mips: |
| if (os == llvm::Triple::Psp) |
| return new PSPTargetInfo<MipsTargetInfo>(T); |
| if (os == llvm::Triple::Linux) |
| return new LinuxTargetInfo<MipsTargetInfo>(T); |
| return new MipsTargetInfo(T); |
| |
| case llvm::Triple::mipsel: |
| if (os == llvm::Triple::Psp) |
| return new PSPTargetInfo<MipselTargetInfo>(T); |
| if (os == llvm::Triple::Linux) |
| return new LinuxTargetInfo<MipselTargetInfo>(T); |
| return new MipselTargetInfo(T); |
| |
| case llvm::Triple::ppc: |
| if (Triple.isOSDarwin()) |
| return new DarwinPPC32TargetInfo(T); |
| else if (os == llvm::Triple::FreeBSD) |
| return new FreeBSDTargetInfo<PPC32TargetInfo>(T); |
| return new PPC32TargetInfo(T); |
| |
| case llvm::Triple::ppc64: |
| if (Triple.isOSDarwin()) |
| return new DarwinPPC64TargetInfo(T); |
| else if (os == llvm::Triple::Lv2) |
| return new PS3PPUTargetInfo<PPC64TargetInfo>(T); |
| else if (os == llvm::Triple::FreeBSD) |
| return new FreeBSDTargetInfo<PPC64TargetInfo>(T); |
| return new PPC64TargetInfo(T); |
| |
| case llvm::Triple::ptx32: |
| return new PTX32TargetInfo(T); |
| case llvm::Triple::ptx64: |
| return new PTX64TargetInfo(T); |
| |
| case llvm::Triple::mblaze: |
| return new MBlazeTargetInfo(T); |
| |
| case llvm::Triple::sparc: |
| if (os == llvm::Triple::AuroraUX) |
| return new AuroraUXSparcV8TargetInfo(T); |
| if (os == llvm::Triple::Solaris) |
| return new SolarisSparcV8TargetInfo(T); |
| return new SparcV8TargetInfo(T); |
| |
| // FIXME: Need a real SPU target. |
| case llvm::Triple::cellspu: |
| return new PS3SPUTargetInfo<PPC64TargetInfo>(T); |
| |
| case llvm::Triple::systemz: |
| return new SystemZTargetInfo(T); |
| |
| case llvm::Triple::tce: |
| return new TCETargetInfo(T); |
| |
| case llvm::Triple::x86: |
| if (Triple.isOSDarwin()) |
| return new DarwinI386TargetInfo(T); |
| |
| switch (os) { |
| case llvm::Triple::AuroraUX: |
| return new AuroraUXTargetInfo<X86_32TargetInfo>(T); |
| case llvm::Triple::Linux: |
| return new LinuxTargetInfo<X86_32TargetInfo>(T); |
| case llvm::Triple::DragonFly: |
| return new DragonFlyBSDTargetInfo<X86_32TargetInfo>(T); |
| case llvm::Triple::NetBSD: |
| return new NetBSDTargetInfo<X86_32TargetInfo>(T); |
| case llvm::Triple::OpenBSD: |
| return new OpenBSDI386TargetInfo(T); |
| case llvm::Triple::FreeBSD: |
| return new FreeBSDTargetInfo<X86_32TargetInfo>(T); |
| case llvm::Triple::Minix: |
| return new MinixTargetInfo<X86_32TargetInfo>(T); |
| case llvm::Triple::Solaris: |
| return new SolarisTargetInfo<X86_32TargetInfo>(T); |
| case llvm::Triple::Cygwin: |
| return new CygwinX86_32TargetInfo(T); |
| case llvm::Triple::MinGW32: |
| return new MinGWX86_32TargetInfo(T); |
| case llvm::Triple::Win32: |
| return new VisualStudioWindowsX86_32TargetInfo(T); |
| case llvm::Triple::Haiku: |
| return new HaikuX86_32TargetInfo(T); |
| default: |
| return new X86_32TargetInfo(T); |
| } |
| |
| case llvm::Triple::x86_64: |
| if (Triple.isOSDarwin() || Triple.getEnvironment() == llvm::Triple::MachO) |
| return new DarwinX86_64TargetInfo(T); |
| |
| switch (os) { |
| case llvm::Triple::AuroraUX: |
| return new AuroraUXTargetInfo<X86_64TargetInfo>(T); |
| case llvm::Triple::Linux: |
| return new LinuxTargetInfo<X86_64TargetInfo>(T); |
| case llvm::Triple::DragonFly: |
| return new DragonFlyBSDTargetInfo<X86_64TargetInfo>(T); |
| case llvm::Triple::NetBSD: |
| return new NetBSDTargetInfo<X86_64TargetInfo>(T); |
| case llvm::Triple::OpenBSD: |
| return new OpenBSDX86_64TargetInfo(T); |
| case llvm::Triple::FreeBSD: |
| return new FreeBSDTargetInfo<X86_64TargetInfo>(T); |
| case llvm::Triple::Solaris: |
| return new SolarisTargetInfo<X86_64TargetInfo>(T); |
| case llvm::Triple::MinGW32: |
| return new MinGWX86_64TargetInfo(T); |
| case llvm::Triple::Win32: // This is what Triple.h supports now. |
| return new VisualStudioWindowsX86_64TargetInfo(T); |
| default: |
| return new X86_64TargetInfo(T); |
| } |
| } |
| } |
| |
| /// CreateTargetInfo - Return the target info object for the specified target |
| /// triple. |
| TargetInfo *TargetInfo::CreateTargetInfo(Diagnostic &Diags, |
| TargetOptions &Opts) { |
| llvm::Triple Triple(Opts.Triple); |
| |
| // Construct the target |
| llvm::OwningPtr<TargetInfo> Target(AllocateTarget(Triple.str())); |
| if (!Target) { |
| Diags.Report(diag::err_target_unknown_triple) << Triple.str(); |
| return 0; |
| } |
| |
| // Set the target CPU if specified. |
| if (!Opts.CPU.empty() && !Target->setCPU(Opts.CPU)) { |
| Diags.Report(diag::err_target_unknown_cpu) << Opts.CPU; |
| return 0; |
| } |
| |
| // Set the target ABI if specified. |
| if (!Opts.ABI.empty() && !Target->setABI(Opts.ABI)) { |
| Diags.Report(diag::err_target_unknown_abi) << Opts.ABI; |
| return 0; |
| } |
| |
| // Set the target C++ ABI. |
| if (!Opts.CXXABI.empty() && !Target->setCXXABI(Opts.CXXABI)) { |
| Diags.Report(diag::err_target_unknown_cxxabi) << Opts.CXXABI; |
| return 0; |
| } |
| |
| // Compute the default target features, we need the target to handle this |
| // because features may have dependencies on one another. |
| llvm::StringMap<bool> Features; |
| Target->getDefaultFeatures(Opts.CPU, Features); |
| |
| // Apply the user specified deltas. |
| for (std::vector<std::string>::const_iterator it = Opts.Features.begin(), |
| ie = Opts.Features.end(); it != ie; ++it) { |
| const char *Name = it->c_str(); |
| |
| // Apply the feature via the target. |
| if ((Name[0] != '-' && Name[0] != '+') || |
| !Target->setFeatureEnabled(Features, Name + 1, (Name[0] == '+'))) { |
| Diags.Report(diag::err_target_invalid_feature) << Name; |
| return 0; |
| } |
| } |
| |
| // Add the features to the compile options. |
| // |
| // FIXME: If we are completely confident that we have the right set, we only |
| // need to pass the minuses. |
| Opts.Features.clear(); |
| for (llvm::StringMap<bool>::const_iterator it = Features.begin(), |
| ie = Features.end(); it != ie; ++it) |
| Opts.Features.push_back(std::string(it->second ? "+" : "-") + it->first()); |
| Target->HandleTargetFeatures(Opts.Features); |
| |
| return Target.take(); |
| } |