| //===--- 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 <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) { |
| 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"); |
| } |
| |
| static void getDarwinOSXDefines(MacroBuilder &Builder, |
| const llvm::Triple &Triple) { |
| if (Triple.getOS() != llvm::Triple::Darwin) |
| return; |
| |
| // Figure out which "darwin number" the target triple is. "darwin9" -> 10.5. |
| unsigned Maj, Min, Rev; |
| Triple.getDarwinNumber(Maj, Min, Rev); |
| |
| char MacOSXStr[] = "1000"; |
| if (Maj >= 4 && Maj <= 13) { // 10.0-10.9 |
| // darwin7 -> 1030, darwin8 -> 1040, darwin9 -> 1050, etc. |
| MacOSXStr[2] = '0' + Maj-4; |
| } |
| |
| // Handle minor version: 10.4.9 -> darwin8.9 -> "1049" |
| // Cap 10.4.11 -> darwin8.11 -> "1049" |
| MacOSXStr[3] = std::min(Min, 9U)+'0'; |
| Builder.defineMacro("__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__", |
| MacOSXStr); |
| } |
| |
| static void getDarwinIPhoneOSDefines(MacroBuilder &Builder, |
| const llvm::Triple &Triple) { |
| if (Triple.getOS() != llvm::Triple::Darwin) |
| return; |
| |
| // Figure out which "darwin number" the target triple is. "darwin9" -> 10.5. |
| unsigned Maj, Min, Rev; |
| Triple.getDarwinNumber(Maj, Min, Rev); |
| |
| // When targetting iPhone OS, interpret the minor version and |
| // revision as the iPhone OS version |
| char iPhoneOSStr[] = "10000"; |
| if (Min >= 2 && Min <= 9) { // iPhone OS 2.0-9.0 |
| // darwin9.2.0 -> 20000, darwin9.3.0 -> 30000, etc. |
| iPhoneOSStr[0] = '0' + Min; |
| } |
| |
| // Handle minor version: 2.2 -> darwin9.2.2 -> 20200 |
| iPhoneOSStr[2] = std::min(Rev, 9U)+'0'; |
| Builder.defineMacro("__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__", |
| iPhoneOSStr); |
| } |
| |
| 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); |
| getDarwinOSXDefines(Builder, Triple); |
| } |
| |
| public: |
| DarwinTargetInfo(const std::string& triple) : |
| OSTargetInfo<Target>(triple) { |
| this->TLSSupported = false; |
| } |
| |
| virtual const char *getUnicodeStringSection() const { |
| return "__TEXT,__ustring"; |
| } |
| |
| virtual std::string isValidSectionSpecifier(const llvm::StringRef &SR) const { |
| // Let MCSectionMachO validate this. |
| llvm::StringRef Segment, Section; |
| unsigned TAA, StubSize; |
| return llvm::MCSectionMachO::ParseSectionSpecifier(SR, Segment, Section, |
| TAA, StubSize); |
| } |
| }; |
| |
| |
| // 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. |
| const char *FreeBSD = strstr(Triple.getTriple().c_str(), |
| "-freebsd"); |
| FreeBSD += strlen("-freebsd"); |
| char release[] = "X"; |
| release[0] = FreeBSD[0]; |
| char version[] = "X00001"; |
| version[0] = FreeBSD[0]; |
| |
| Builder.defineMacro("__FreeBSD__", release); |
| Builder.defineMacro("__FreeBSD_cc_version", version); |
| Builder.defineMacro("__KPRINTF_ATTRIBUTE__"); |
| DefineStd(Builder, "unix", Opts); |
| Builder.defineMacro("__ELF__"); |
| } |
| public: |
| FreeBSDTargetInfo(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"); |
| } |
| public: |
| LinuxTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| } |
| }; |
| |
| // 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("__PPU__"); |
| Builder.defineMacro("__CELLOS_LV2__"); |
| Builder.defineMacro("__ELF__"); |
| Builder.defineMacro("__LP32__"); |
| } |
| public: |
| PS3PPUTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| this->LongWidth = this->LongAlign = this->PointerWidth = this->PointerAlign = 32; |
| this->SizeType = TargetInfo::UnsignedInt; |
| } |
| }; |
| |
| // 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 |
| } |
| }; |
| } // 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 const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| // This is the right definition for ABI/V4: System V.4/eabi. |
| /*return "typedef struct __va_list_tag {" |
| " unsigned char gpr;" |
| " unsigned char fpr;" |
| " unsigned short reserved;" |
| " void* overflow_arg_area;" |
| " void* reg_save_area;" |
| "} __builtin_va_list[1];";*/ |
| } |
| virtual 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 ""; |
| } |
| }; |
| |
| const Builtin::Info PPCTargetInfo::BuiltinInfo[] = { |
| #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, false }, |
| #define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER, 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__"); |
| if (PointerWidth == 64) { |
| Builder.defineMacro("_ARCH_PPC64"); |
| Builder.defineMacro("_LP64"); |
| Builder.defineMacro("__LP64__"); |
| 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"; |
| } |
| }; |
| } // 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"; |
| } |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| // Namespace for x86 abstract base class |
| const Builtin::Info BuiltinInfo[] = { |
| #define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, false }, |
| #define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER, 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; |
| public: |
| X86TargetInfo(const std::string& triple) |
| : TargetInfo(triple), SSELevel(NoMMXSSE) { |
| 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; |
| |
| // 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); |
| 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 == "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. |
| if (!Features.count(Name) && Name != "sse4") |
| 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") |
| Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] = |
| Features["ssse3"] = Features["sse41"] = Features["sse42"] = true; |
| else if (Name == "3dnow") |
| Features["3dnowa"] = true; |
| else if (Name == "3dnowa") |
| Features["3dnow"] = Features["3dnowa"] = true; |
| } else { |
| if (Name == "mmx") |
| Features["mmx"] = 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") |
| Features["sse41"] = Features["sse42"] = false; |
| else if (Name == "3dnow") |
| Features["3dnow"] = Features["3dnowa"] = false; |
| else if (Name == "3dnowa") |
| Features["3dnowa"] = 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; |
| |
| 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("sse2", SSE2) |
| .Case("sse", SSE1) |
| .Case("mmx", MMX) |
| .Default(NoMMXSSE); |
| SSELevel = std::max(SSELevel, Level); |
| } |
| } |
| |
| /// 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); |
| } |
| |
| // 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; |
| } |
| } |
| |
| |
| bool |
| X86TargetInfo::validateAsmConstraint(const char *&Name, |
| TargetInfo::ConstraintInfo &Info) const { |
| switch (*Name) { |
| default: return false; |
| case 'a': // eax. |
| case 'b': // ebx. |
| case 'c': // ecx. |
| case 'd': // edx. |
| case 'S': // esi. |
| case 'D': // edi. |
| case 'A': // edx:eax. |
| case 't': // top of floating point stack. |
| case 'u': // second from top of floating point stack. |
| case 'q': // Any register accessible as [r]l: a, b, c, and d. |
| case 'y': // Any MMX register. |
| case 'x': // Any SSE register. |
| case 'Q': // Any register accessible as [r]h: a, b, c, and d. |
| 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. |
| case 'N': // unsigned 8-bit integer constant for use with in and out |
| // instructions. |
| case 'R': // "legacy" registers: ax, bx, cx, dx, di, si, sp, bp. |
| Info.setAllowsRegister(); |
| return true; |
| } |
| } |
| |
| std::string |
| X86TargetInfo::convertConstraint(const char Constraint) const { |
| switch (Constraint) { |
| case 'a': return std::string("{ax}"); |
| case 'b': return std::string("{bx}"); |
| case 'c': return std::string("{cx}"); |
| case 'd': return std::string("{dx}"); |
| case 'S': return std::string("{si}"); |
| case 'D': return std::string("{di}"); |
| case 't': // top of floating point stack. |
| return std::string("{st}"); |
| case 'u': // second from top of floating point stack. |
| return std::string("{st(1)}"); // second from top of floating point stack. |
| default: |
| return std::string(1, Constraint); |
| } |
| } |
| } // end anonymous namespace |
| |
| namespace { |
| // X86-32 generic target |
| class X86_32TargetInfo : public X86TargetInfo { |
| public: |
| X86_32TargetInfo(const std::string& triple) : X86TargetInfo(triple) { |
| DoubleAlign = LongLongAlign = 32; |
| LongDoubleWidth = 96; |
| LongDoubleAlign = 32; |
| DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-" |
| "a0:0:64-f80:32:32-n8:16:32"; |
| SizeType = UnsignedInt; |
| PtrDiffType = SignedInt; |
| IntPtrType = SignedInt; |
| RegParmMax = 3; |
| } |
| 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"; |
| } |
| |
| }; |
| } // end anonymous namespace |
| |
| namespace { |
| // x86-32 Windows target |
| class WindowsX86_32TargetInfo : public X86_32TargetInfo { |
| public: |
| WindowsX86_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-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 { |
| X86_32TargetInfo::getTargetDefines(Opts, Builder); |
| // This list is based off of the the list of things MingW defines |
| Builder.defineMacro("_WIN32"); |
| DefineStd(Builder, "WIN32", Opts); |
| DefineStd(Builder, "WINNT", Opts); |
| Builder.defineMacro("_X86_"); |
| } |
| }; |
| } // 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) { |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| WindowsX86_32TargetInfo::getTargetDefines(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); |
| Builder.defineMacro("__MSVCRT__"); |
| Builder.defineMacro("__MINGW32__"); |
| Builder.defineMacro("__declspec", "__declspec"); |
| } |
| }; |
| } // 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); |
| } |
| }; |
| } // 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; |
| 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"; |
| } |
| 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 X86_64TargetInfo { |
| public: |
| WindowsX86_64TargetInfo(const std::string& triple) |
| : X86_64TargetInfo(triple) { |
| TLSSupported = false; |
| WCharType = UnsignedShort; |
| LongWidth = LongAlign = 32; |
| DoubleAlign = LongLongAlign = 64; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| X86_64TargetInfo::getTargetDefines(Opts, Builder); |
| Builder.defineMacro("_WIN64"); |
| DefineStd(Builder, "WIN64", Opts); |
| } |
| }; |
| } // 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) { |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| WindowsX86_64TargetInfo::getTargetDefines(Opts, Builder); |
| Builder.defineMacro("_M_X64"); |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* va_list;"; |
| } |
| }; |
| } // 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); |
| Builder.defineMacro("__MSVCRT__"); |
| Builder.defineMacro("__MINGW64__"); |
| Builder.defineMacro("__declspec"); |
| } |
| }; |
| } // 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; |
| |
| public: |
| ARMTargetInfo(const std::string &TripleStr) |
| : TargetInfo(TripleStr), ABI("aapcs-linux"), CPU("arm1136j-s") |
| { |
| SizeType = UnsignedInt; |
| PtrDiffType = SignedInt; |
| |
| // FIXME: Should we just treat this as a feature? |
| IsThumb = getTriple().getArchName().startswith("thumb"); |
| if (IsThumb) { |
| 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-v128:128:128-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-v128:128:128-a0:0:64-n32"); |
| } |
| } |
| 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 = 32; |
| SizeType = UnsignedLong; |
| |
| if (IsThumb) { |
| 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-" |
| "v64:64:64-v128:128:128-a0:0:32-n32"); |
| } else { |
| DescriptionString = ("e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:32:32-f32:32:32-f64:32:32-" |
| "v64:64:64-v128:128:128-a0:0:64-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") |
| .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__"); |
| |
| if (getTriple().getOS() == llvm::Triple::Darwin) |
| Builder.defineMacro("__USING_SJLJ_EXCEPTIONS__"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement. |
| Records = 0; |
| NumRecords = 0; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| virtual 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[] = { |
| "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" |
| }; |
| |
| 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" }, |
| { { "sp" }, "r13" }, |
| { { "lr" }, "r14" }, |
| { { "pc" }, "r15" }, |
| }; |
| |
| void ARMTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| } // 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); |
| getDarwinIPhoneOSDefines(Builder, Triple); |
| } |
| |
| public: |
| DarwinARMTargetInfo(const std::string& triple) |
| : DarwinTargetInfo<ARMTargetInfo>(triple) {} |
| }; |
| } // end anonymous namespace. |
| |
| namespace { |
| class SparcV8TargetInfo : public TargetInfo { |
| static const TargetInfo::GCCRegAlias GCCRegAliases[]; |
| static const char * const GCCRegNames[]; |
| 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 void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| DefineStd(Builder, "sparc", Opts); |
| Builder.defineMacro("__sparcv8"); |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| } |
| 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 PIC16TargetInfo : public TargetInfo{ |
| public: |
| PIC16TargetInfo(const std::string& triple) : TargetInfo(triple) { |
| TLSSupported = false; |
| IntWidth = 16; |
| LongWidth = LongLongWidth = 32; |
| PointerWidth = 16; |
| IntAlign = 8; |
| LongAlign = LongLongAlign = 8; |
| PointerAlign = 8; |
| SizeType = UnsignedInt; |
| IntMaxType = SignedLong; |
| UIntMaxType = UnsignedLong; |
| IntPtrType = SignedShort; |
| PtrDiffType = SignedInt; |
| SigAtomicType = SignedLong; |
| 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:16:8:8-i8:8:8-i16:8:8-i32:8:8-f32:32:32-n8"; |
| |
| } |
| virtual uint64_t getPointerWidthV(unsigned AddrSpace) const { return 16; } |
| virtual uint64_t getPointerAlignV(unsigned AddrSpace) const { return 8; } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| MacroBuilder &Builder) const { |
| Builder.defineMacro("__pic16"); |
| Builder.defineMacro("rom", "__attribute__((address_space(1)))"); |
| Builder.defineMacro("ram", "__attribute__((address_space(0)))"); |
| Builder.defineMacro("_section(SectName)", |
| "__attribute__((section(SectName)))"); |
| Builder.defineMacro("near", |
| "__attribute__((section(\"Address=NEAR\")))"); |
| Builder.defineMacro("_address(Addr)", |
| "__attribute__((section(\"Address=\"#Addr)))"); |
| Builder.defineMacro("_CONFIG(conf)", "asm(\"CONFIG \"#conf)"); |
| Builder.defineMacro("_interrupt", |
| "__attribute__((section(\"interrupt=0x4\"))) \ |
| __attribute__((used))"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const {} |
| virtual const char *getVAListDeclaration() const { |
| return ""; |
| } |
| virtual const char *getClobbers() const { |
| return ""; |
| } |
| 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 {} |
| virtual bool useGlobalsForAutomaticVariables() const {return true;} |
| }; |
| } |
| |
| namespace { |
| class MSP430TargetInfo : public TargetInfo { |
| static const char * const GCCRegNames[]; |
| public: |
| MSP430TargetInfo(const std::string& triple) : TargetInfo(triple) { |
| TLSSupported = false; |
| IntWidth = 16; |
| LongWidth = 32; |
| LongLongWidth = 64; |
| PointerWidth = 16; |
| IntAlign = 8; |
| LongAlign = LongLongAlign = 8; |
| PointerAlign = 8; |
| 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-a0:32:32" |
| "-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64" |
| "-f32:32:32-f64:32:64-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 { |
| static const TargetInfo::GCCRegAlias GCCRegAliases[]; |
| static const char * const GCCRegNames[]; |
| public: |
| MipsTargetInfo(const std::string& triple) : TargetInfo(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 { |
| DefineStd(Builder, "mips", Opts); |
| Builder.defineMacro("_mips"); |
| DefineStd(Builder, "MIPSEB", Opts); |
| Builder.defineMacro("_MIPSEB"); |
| Builder.defineMacro("__REGISTER_PREFIX__", ""); |
| } |
| 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__", ""); |
| } |
| } // 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: |
| switch (os) { |
| case llvm::Triple::Darwin: |
| return new DarwinARMTargetInfo(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::pic16: |
| return new PIC16TargetInfo(T); |
| |
| case llvm::Triple::ppc: |
| if (os == llvm::Triple::Darwin) |
| return new DarwinTargetInfo<PPCTargetInfo>(T); |
| return new PPC32TargetInfo(T); |
| |
| case llvm::Triple::ppc64: |
| if (os == llvm::Triple::Darwin) |
| return new DarwinTargetInfo<PPC64TargetInfo>(T); |
| else if (os == llvm::Triple::Lv2) |
| return new PS3PPUTargetInfo<PPC64TargetInfo>(T); |
| return new PPC64TargetInfo(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: |
| switch (os) { |
| case llvm::Triple::AuroraUX: |
| return new AuroraUXTargetInfo<X86_32TargetInfo>(T); |
| case llvm::Triple::Darwin: |
| return new DarwinI386TargetInfo(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::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); |
| default: |
| return new X86_32TargetInfo(T); |
| } |
| |
| case llvm::Triple::x86_64: |
| switch (os) { |
| case llvm::Triple::AuroraUX: |
| return new AuroraUXTargetInfo<X86_64TargetInfo>(T); |
| case llvm::Triple::Darwin: |
| return new DarwinX86_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::MinGW64: |
| 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; |
| } |
| |
| // 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(); |
| } |