| //===--- 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/Builtins.h" |
| #include "clang/Basic/TargetBuiltins.h" |
| #include "clang/Basic/TargetInfo.h" |
| #include "clang/Basic/LangOptions.h" |
| #include "llvm/ADT/APFloat.h" |
| #include "llvm/ADT/SmallString.h" |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/ADT/STLExtras.h" |
| #include "llvm/ADT/Triple.h" |
| #include "llvm/MC/MCSectionMachO.h" |
| using namespace clang; |
| |
| //===----------------------------------------------------------------------===// |
| // Common code shared among targets. |
| //===----------------------------------------------------------------------===// |
| |
| static void Define(std::vector<char> &Buf, const llvm::StringRef &Macro, |
| const llvm::StringRef &Val = "1") { |
| const char *Def = "#define "; |
| Buf.insert(Buf.end(), Def, Def+strlen(Def)); |
| Buf.insert(Buf.end(), Macro.begin(), Macro.end()); |
| Buf.push_back(' '); |
| Buf.insert(Buf.end(), Val.begin(), Val.end()); |
| Buf.push_back('\n'); |
| } |
| |
| /// 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(std::vector<char> &Buf, const char *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) |
| Define(Buf, MacroName); |
| |
| // Define __unix. |
| llvm::SmallString<20> TmpStr; |
| TmpStr = "__"; |
| TmpStr += MacroName; |
| Define(Buf, TmpStr.str()); |
| |
| // Define __unix__. |
| TmpStr += "__"; |
| Define(Buf, TmpStr.str()); |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Defines specific to certain operating systems. |
| //===----------------------------------------------------------------------===// |
| |
| namespace { |
| template<typename TgtInfo> |
| class OSTargetInfo : public TgtInfo { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const char *Triple, |
| std::vector<char> &Defines) const=0; |
| public: |
| OSTargetInfo(const std::string& triple) : TgtInfo(triple) {} |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defines) const { |
| TgtInfo::getTargetDefines(Opts, Defines); |
| getOSDefines(Opts, TgtInfo::getTargetTriple(), Defines); |
| } |
| |
| }; |
| } // end anonymous namespace |
| |
| |
| static void getDarwinDefines(std::vector<char> &Defs, const LangOptions &Opts) { |
| Define(Defs, "__APPLE_CC__", "5621"); |
| Define(Defs, "__APPLE__"); |
| Define(Defs, "__MACH__"); |
| Define(Defs, "OBJC_NEW_PROPERTIES"); |
| |
| // __weak is always defined, for use in blocks and with objc pointers. |
| Define(Defs, "__weak", "__attribute__((objc_gc(weak)))"); |
| |
| // Darwin defines __strong even in C mode (just to nothing). |
| if (!Opts.ObjC1 || Opts.getGCMode() == LangOptions::NonGC) |
| Define(Defs, "__strong", ""); |
| else |
| Define(Defs, "__strong", "__attribute__((objc_gc(strong)))"); |
| |
| if (Opts.Static) |
| Define(Defs, "__STATIC__"); |
| else |
| Define(Defs, "__DYNAMIC__"); |
| } |
| |
| static void getDarwinOSXDefines(std::vector<char> &Defs, const char *TripleStr){ |
| llvm::Triple TheTriple(TripleStr); |
| if (TheTriple.getOS() != llvm::Triple::Darwin) |
| return; |
| |
| // Figure out which "darwin number" the target triple is. "darwin9" -> 10.5. |
| unsigned Maj, Min, Rev; |
| TheTriple.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'; |
| Define(Defs, "__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__", MacOSXStr); |
| } |
| |
| static void getDarwinIPhoneOSDefines(std::vector<char> &Defs, |
| const char *TripleStr) { |
| llvm::Triple TheTriple(TripleStr); |
| if (TheTriple.getOS() != llvm::Triple::Darwin) |
| return; |
| |
| // Figure out which "darwin number" the target triple is. "darwin9" -> 10.5. |
| unsigned Maj, Min, Rev; |
| TheTriple.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'; |
| Define(Defs, "__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__", |
| iPhoneOSStr); |
| } |
| |
| /// GetDarwinLanguageOptions - Set the default language options for darwin. |
| static void GetDarwinLanguageOptions(LangOptions &Opts, |
| const char *TripleStr) { |
| Opts.NeXTRuntime = true; |
| |
| llvm::Triple TheTriple(TripleStr); |
| if (TheTriple.getOS() != llvm::Triple::Darwin) |
| return; |
| |
| unsigned MajorVersion = TheTriple.getDarwinMajorNumber(); |
| |
| // Blocks and stack protectors default to on for 10.6 (darwin10) and beyond. |
| if (MajorVersion > 9) { |
| Opts.Blocks = 1; |
| Opts.setStackProtectorMode(LangOptions::SSPOn); |
| } |
| |
| // Non-fragile ABI (in 64-bit mode) default to on for 10.5 (darwin9) and |
| // beyond. |
| if (MajorVersion >= 9 && Opts.ObjC1 && |
| TheTriple.getArch() == llvm::Triple::x86_64) |
| Opts.ObjCNonFragileABI = 1; |
| } |
| |
| namespace { |
| template<typename Target> |
| class DarwinTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const char *Triple, |
| std::vector<char> &Defines) const { |
| getDarwinDefines(Defines, Opts); |
| getDarwinOSXDefines(Defines, Triple); |
| } |
| |
| /// getDefaultLangOptions - Allow the target to specify default settings for |
| /// various language options. These may be overridden by command line |
| /// options. |
| virtual void getDefaultLangOptions(LangOptions &Opts) { |
| TargetInfo::getDefaultLangOptions(Opts); |
| GetDarwinLanguageOptions(Opts, TargetInfo::getTargetTriple()); |
| } |
| public: |
| DarwinTargetInfo(const std::string& triple) : |
| OSTargetInfo<Target>(triple) { |
| this->TLSSupported = false; |
| } |
| |
| virtual const char *getUnicodeStringSymbolPrefix() const { |
| return "__utf16_string_"; |
| } |
| |
| 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 char *Triple, |
| std::vector<char> &Defs) const { |
| // DragonFly defines; list based off of gcc output |
| Define(Defs, "__DragonFly__"); |
| Define(Defs, "__DragonFly_cc_version", "100001"); |
| Define(Defs, "__ELF__"); |
| Define(Defs, "__KPRINTF_ATTRIBUTE__"); |
| Define(Defs, "__tune_i386__"); |
| DefineStd(Defs, "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 char *Triple, |
| std::vector<char> &Defs) const { |
| // FreeBSD defines; list based off of gcc output |
| |
| const char *FreeBSD = strstr(Triple, "-freebsd"); |
| FreeBSD += strlen("-freebsd"); |
| char release[] = "X"; |
| release[0] = FreeBSD[0]; |
| char version[] = "X00001"; |
| version[0] = FreeBSD[0]; |
| |
| Define(Defs, "__FreeBSD__", release); |
| Define(Defs, "__FreeBSD_cc_version", version); |
| Define(Defs, "__KPRINTF_ATTRIBUTE__"); |
| DefineStd(Defs, "unix", Opts); |
| Define(Defs, "__ELF__", "1"); |
| } |
| 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 char *Triple, |
| std::vector<char> &Defs) const { |
| // Linux defines; list based off of gcc output |
| DefineStd(Defs, "unix", Opts); |
| DefineStd(Defs, "linux", Opts); |
| Define(Defs, "__gnu_linux__"); |
| Define(Defs, "__ELF__", "1"); |
| } |
| 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 char *Triple, |
| std::vector<char> &Defs) const { |
| // NetBSD defines; list based off of gcc output |
| Define(Defs, "__NetBSD__", "1"); |
| Define(Defs, "__unix__", "1"); |
| Define(Defs, "__ELF__", "1"); |
| } |
| 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 char *Triple, |
| std::vector<char> &Defs) const { |
| // OpenBSD defines; list based off of gcc output |
| |
| Define(Defs, "__OpenBSD__", "1"); |
| DefineStd(Defs, "unix", Opts); |
| Define(Defs, "__ELF__", "1"); |
| } |
| public: |
| OpenBSDTargetInfo(const std::string &triple) |
| : OSTargetInfo<Target>(triple) {} |
| }; |
| |
| // Solaris target |
| template<typename Target> |
| class SolarisTargetInfo : public OSTargetInfo<Target> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const char *Triple, |
| std::vector<char> &Defs) const { |
| DefineStd(Defs, "sun", Opts); |
| DefineStd(Defs, "unix", Opts); |
| Define(Defs, "__ELF__"); |
| Define(Defs, "__svr4__"); |
| Define(Defs, "__SVR4"); |
| } |
| public: |
| SolarisTargetInfo(const std::string& triple) |
| : OSTargetInfo<Target>(triple) { |
| this->UserLabelPrefix = ""; |
| this->WCharType = this->SignedLong; |
| // FIXME: WIntType should be SignedLong |
| } |
| }; |
| } // end anonymous namespace. |
| |
| /// GetWindowsLanguageOptions - Set the default language options for Windows. |
| static void GetWindowsLanguageOptions(LangOptions &Opts, |
| const char *Triple) { |
| Opts.Microsoft = true; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // 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, |
| std::vector<char> &Defines) 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 const char *getTargetPrefix() const { |
| return "ppc"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const; |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const; |
| virtual bool validateAsmConstraint(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 void getDefaultLangOptions(LangOptions &Opts) { |
| TargetInfo::getDefaultLangOptions(Opts); |
| Opts.CharIsSigned = false; |
| } |
| 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, |
| std::vector<char> &Defs) const { |
| // Target identification. |
| Define(Defs, "__ppc__"); |
| Define(Defs, "_ARCH_PPC"); |
| Define(Defs, "__POWERPC__"); |
| if (PointerWidth == 64) { |
| Define(Defs, "_ARCH_PPC64"); |
| Define(Defs, "_LP64"); |
| Define(Defs, "__LP64__"); |
| Define(Defs, "__ppc64__"); |
| } else { |
| Define(Defs, "__ppc__"); |
| } |
| |
| // Target properties. |
| Define(Defs, "_BIG_ENDIAN"); |
| Define(Defs, "__BIG_ENDIAN__"); |
| |
| // Subtarget options. |
| Define(Defs, "__NATURAL_ALIGNMENT__"); |
| Define(Defs, "__REGISTER_PREFIX__", ""); |
| |
| // FIXME: Should be controlled by command line option. |
| Define(Defs, "__LONG_DOUBLE_128__"); |
| } |
| |
| |
| const char * const PPCTargetInfo::GCCRegNames[] = { |
| "0", "1", "2", "3", "4", "5", "6", "7", |
| "8", "9", "10", "11", "12", "13", "14", "15", |
| "16", "17", "18", "19", "20", "21", "22", "23", |
| "24", "25", "26", "27", "28", "29", "30", "31", |
| "0", "1", "2", "3", "4", "5", "6", "7", |
| "8", "9", "10", "11", "12", "13", "14", "15", |
| "16", "17", "18", "19", "20", "21", "22", "23", |
| "24", "25", "26", "27", "28", "29", "30", "31", |
| "mq", "lr", "ctr", "ap", |
| "0", "1", "2", "3", "4", "5", "6", "7", |
| "xer", |
| "0", "1", "2", "3", "4", "5", "6", "7", |
| "8", "9", "10", "11", "12", "13", "14", "15", |
| "16", "17", "18", "19", "20", "21", "22", "23", |
| "24", "25", "26", "27", "28", "29", "30", "31", |
| "vrsave", "vscr", |
| "spe_acc", "spefscr", |
| "sfp" |
| }; |
| |
| void PPCTargetInfo::getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| |
| const TargetInfo::GCCRegAlias PPCTargetInfo::GCCRegAliases[] = { |
| // While some of these aliases do map to different registers |
| // they still share the same register name. |
| { { "cc", "cr0", "fr0", "r0", "v0"}, "0" }, |
| { { "cr1", "fr1", "r1", "sp", "v1"}, "1" }, |
| { { "cr2", "fr2", "r2", "toc", "v2"}, "2" }, |
| { { "cr3", "fr3", "r3", "v3"}, "3" }, |
| { { "cr4", "fr4", "r4", "v4"}, "4" }, |
| { { "cr5", "fr5", "r5", "v5"}, "5" }, |
| { { "cr6", "fr6", "r6", "v6"}, "6" }, |
| { { "cr7", "fr7", "r7", "v7"}, "7" }, |
| { { "fr8", "r8", "v8"}, "8" }, |
| { { "fr9", "r9", "v9"}, "9" }, |
| { { "fr10", "r10", "v10"}, "10" }, |
| { { "fr11", "r11", "v11"}, "11" }, |
| { { "fr12", "r12", "v12"}, "12" }, |
| { { "fr13", "r13", "v13"}, "13" }, |
| { { "fr14", "r14", "v14"}, "14" }, |
| { { "fr15", "r15", "v15"}, "15" }, |
| { { "fr16", "r16", "v16"}, "16" }, |
| { { "fr17", "r17", "v17"}, "17" }, |
| { { "fr18", "r18", "v18"}, "18" }, |
| { { "fr19", "r19", "v19"}, "19" }, |
| { { "fr20", "r20", "v20"}, "20" }, |
| { { "fr21", "r21", "v21"}, "21" }, |
| { { "fr22", "r22", "v22"}, "22" }, |
| { { "fr23", "r23", "v23"}, "23" }, |
| { { "fr24", "r24", "v24"}, "24" }, |
| { { "fr25", "r25", "v25"}, "25" }, |
| { { "fr26", "r26", "v26"}, "26" }, |
| { { "fr27", "r27", "v27"}, "27" }, |
| { { "fr28", "r28", "v28"}, "28" }, |
| { { "fr29", "r29", "v29"}, "29" }, |
| { { "fr30", "r30", "v30"}, "30" }, |
| { { "fr31", "r31", "v31"}, "31" }, |
| }; |
| |
| void PPCTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| } // end anonymous namespace. |
| |
| namespace { |
| class PPC32TargetInfo : public PPCTargetInfo { |
| public: |
| PPC32TargetInfo(const std::string& triple) : PPCTargetInfo(triple) { |
| DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-v128:128:128"; |
| } |
| }; |
| } // 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"; |
| } |
| }; |
| } // 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" |
| }; |
| |
| const char *GCCRegNames[] = { |
| "ax", "dx", "cx", "bx", "si", "di", "bp", "sp", |
| "st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)", |
| "argp", "flags", "fspr", "dirflag", "frame", |
| "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7", |
| "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7", |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15" |
| }; |
| |
| const TargetInfo::GCCRegAlias GCCRegAliases[] = { |
| { { "al", "ah", "eax", "rax" }, "ax" }, |
| { { "bl", "bh", "ebx", "rbx" }, "bx" }, |
| { { "cl", "ch", "ecx", "rcx" }, "cx" }, |
| { { "dl", "dh", "edx", "rdx" }, "dx" }, |
| { { "esi", "rsi" }, "si" }, |
| { { "edi", "rdi" }, "di" }, |
| { { "esp", "rsp" }, "sp" }, |
| { { "ebp", "rbp" }, "bp" }, |
| }; |
| |
| // X86 target abstract base class; x86-32 and x86-64 are very close, so |
| // most of the implementation can be shared. |
| class X86TargetInfo : public TargetInfo { |
| 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 const char *getTargetPrefix() const { |
| return "x86"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| Names = GCCRegNames; |
| NumNames = llvm::array_lengthof(GCCRegNames); |
| } |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| Aliases = GCCRegAliases; |
| NumAliases = llvm::array_lengthof(GCCRegAliases); |
| } |
| virtual bool validateAsmConstraint(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, |
| std::vector<char> &Defines) 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(const llvm::StringMap<bool> &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(const llvm::StringMap<bool>&Features) { |
| if (Features.lookup("sse42")) |
| SSELevel = SSE42; |
| else if (Features.lookup("sse41")) |
| SSELevel = SSE41; |
| else if (Features.lookup("ssse3")) |
| SSELevel = SSSE3; |
| else if (Features.lookup("sse3")) |
| SSELevel = SSE3; |
| else if (Features.lookup("sse2")) |
| SSELevel = SSE2; |
| else if (Features.lookup("sse")) |
| SSELevel = SSE1; |
| else if (Features.lookup("mmx")) |
| SSELevel = MMX; |
| } |
| |
| /// X86TargetInfo::getTargetDefines - Return a set of the X86-specific #defines |
| /// that are not tied to a specific subtarget. |
| void X86TargetInfo::getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defs) const { |
| // Target identification. |
| if (PointerWidth == 64) { |
| Define(Defs, "_LP64"); |
| Define(Defs, "__LP64__"); |
| Define(Defs, "__amd64__"); |
| Define(Defs, "__amd64"); |
| Define(Defs, "__x86_64"); |
| Define(Defs, "__x86_64__"); |
| } else { |
| DefineStd(Defs, "i386", Opts); |
| } |
| |
| // Target properties. |
| Define(Defs, "__LITTLE_ENDIAN__"); |
| |
| // Subtarget options. |
| Define(Defs, "__nocona"); |
| Define(Defs, "__nocona__"); |
| Define(Defs, "__tune_nocona__"); |
| Define(Defs, "__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). |
| Define(Defs, "__NO_MATH_INLINES"); |
| |
| // Each case falls through to the previous one here. |
| switch (SSELevel) { |
| case SSE42: |
| Define(Defs, "__SSE4_2__"); |
| case SSE41: |
| Define(Defs, "__SSE4_1__"); |
| case SSSE3: |
| Define(Defs, "__SSSE3__"); |
| case SSE3: |
| Define(Defs, "__SSE3__"); |
| case SSE2: |
| Define(Defs, "__SSE2__"); |
| Define(Defs, "__SSE2_MATH__"); // -mfp-math=sse always implied. |
| case SSE1: |
| Define(Defs, "__SSE__"); |
| Define(Defs, "__SSE_MATH__"); // -mfp-math=sse always implied. |
| case MMX: |
| Define(Defs, "__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"; |
| SizeType = UnsignedInt; |
| PtrDiffType = SignedInt; |
| IntPtrType = SignedInt; |
| RegParmMax = 3; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| }; |
| } // 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"; |
| } |
| |
| }; |
| } // 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; |
| WCharWidth = WCharAlign = 16; |
| 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"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defines) const { |
| X86_32TargetInfo::getTargetDefines(Opts, Defines); |
| // This list is based off of the the list of things MingW defines |
| Define(Defines, "_WIN32"); |
| DefineStd(Defines, "WIN32", Opts); |
| DefineStd(Defines, "WINNT", Opts); |
| Define(Defines, "_X86_"); |
| Define(Defines, "__MSVCRT__"); |
| } |
| |
| virtual void getDefaultLangOptions(LangOptions &Opts) { |
| X86_32TargetInfo::getDefaultLangOptions(Opts); |
| GetWindowsLanguageOptions(Opts, getTargetTriple()); |
| } |
| }; |
| } // 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"; |
| } |
| 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];"; |
| } |
| }; |
| } // 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 { |
| enum { |
| Armv4t, |
| Armv5, |
| Armv6, |
| Armv7a, |
| XScale |
| } ArmArch; |
| public: |
| ARMTargetInfo(const std::string& triple) : TargetInfo(triple) { |
| // FIXME: Are the defaults correct for ARM? |
| DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-" |
| "i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:64"; |
| if (triple.find("armv7-") == 0) |
| ArmArch = Armv7a; |
| else if (triple.find("arm-") == 0 || triple.find("armv6-") == 0) |
| ArmArch = Armv6; |
| else if (triple.find("armv5-") == 0) |
| ArmArch = Armv5; |
| else if (triple.find("armv4t-") == 0) |
| ArmArch = Armv4t; |
| else if (triple.find("xscale-") == 0) |
| ArmArch = XScale; |
| else if (triple.find("armv") == 0) { |
| // FIXME: fuzzy match for other random weird arm triples. This is useful |
| // for the static analyzer and other clients, but probably should be |
| // re-evaluated when codegen is brought up. |
| ArmArch = Armv6; |
| } |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defs) const { |
| // Target identification. |
| Define(Defs, "__arm"); |
| Define(Defs, "__arm__"); |
| |
| // Target properties. |
| Define(Defs, "__LITTLE_ENDIAN__"); |
| |
| // Subtarget options. |
| if (ArmArch == Armv7a) { |
| Define(Defs, "__ARM_ARCH_7A__"); |
| Define(Defs, "__THUMB_INTERWORK__"); |
| } else if (ArmArch == Armv6) { |
| Define(Defs, "__ARM_ARCH_6K__"); |
| Define(Defs, "__THUMB_INTERWORK__"); |
| } else if (ArmArch == Armv5) { |
| Define(Defs, "__ARM_ARCH_5TEJ__"); |
| Define(Defs, "__THUMB_INTERWORK__"); |
| Define(Defs, "__SOFTFP__"); |
| } else if (ArmArch == Armv4t) { |
| Define(Defs, "__ARM_ARCH_4T__"); |
| Define(Defs, "__SOFTFP__"); |
| } else if (ArmArch == XScale) { |
| Define(Defs, "__ARM_ARCH_5TE__"); |
| Define(Defs, "__XSCALE__"); |
| Define(Defs, "__SOFTFP__"); |
| } |
| Define(Defs, "__ARMEL__"); |
| Define(Defs, "__APCS_32__"); |
| Define(Defs, "__VFP_FP__"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement. |
| Records = 0; |
| NumRecords = 0; |
| } |
| virtual const char *getVAListDeclaration() const { |
| return "typedef char* __builtin_va_list;"; |
| } |
| virtual const char *getTargetPrefix() const { |
| return "arm"; |
| } |
| virtual void getGCCRegNames(const char * const *&Names, |
| unsigned &NumNames) const { |
| // FIXME: Implement. |
| Names = 0; |
| NumNames = 0; |
| } |
| virtual void getGCCRegAliases(const GCCRegAlias *&Aliases, |
| unsigned &NumAliases) const { |
| // FIXME: Implement. |
| Aliases = 0; |
| NumAliases = 0; |
| } |
| virtual bool validateAsmConstraint(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 ""; |
| } |
| }; |
| } // end anonymous namespace. |
| |
| |
| namespace { |
| class DarwinARMTargetInfo : |
| public DarwinTargetInfo<ARMTargetInfo> { |
| protected: |
| virtual void getOSDefines(const LangOptions &Opts, const char *Triple, |
| std::vector<char> &Defines) const { |
| getDarwinDefines(Defines, Opts); |
| getDarwinIPhoneOSDefines(Defines, 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"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defines) const { |
| DefineStd(Defines, "sparc", Opts); |
| Define(Defines, "__sparcv8"); |
| Define(Defines, "__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 const char *getTargetPrefix() const { |
| return "sparc"; |
| } |
| 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 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; |
| IntMaxTWidth = 32; |
| PointerWidth = 16; |
| IntAlign = 8; |
| LongAlign = LongLongAlign = 8; |
| PointerAlign = 8; |
| SizeType = UnsignedInt; |
| IntMaxType = SignedLong; |
| UIntMaxType = UnsignedLong; |
| IntPtrType = SignedShort; |
| 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:16:8:8-i8:8:8-i16:8:8-i32:8:8-f32:32:32"; |
| |
| } |
| virtual uint64_t getPointerWidthV(unsigned AddrSpace) const { return 16; } |
| virtual uint64_t getPointerAlignV(unsigned AddrSpace) const { return 8; } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defines) const { |
| Define(Defines, "__pic16"); |
| Define(Defines, "rom", "__attribute__((address_space(1)))"); |
| Define(Defines, "ram", "__attribute__((address_space(0)))"); |
| Define(Defines, "_section(SectName)", |
| "__attribute__((section(SectName)))"); |
| Define(Defines, "_address(Addr)", |
| "__attribute__((section(\"Address=\"#Addr)))"); |
| Define(Defines, "_CONFIG(conf)", "asm(\"CONFIG \"#conf)"); |
| Define(Defines, "_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 const char *getTargetPrefix() const {return "pic16";} |
| 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 = LongLongWidth = 32; |
| IntMaxTWidth = 32; |
| PointerWidth = 16; |
| IntAlign = 8; |
| LongAlign = LongLongAlign = 8; |
| PointerAlign = 8; |
| SizeType = UnsignedInt; |
| IntMaxType = SignedLong; |
| UIntMaxType = UnsignedLong; |
| IntPtrType = SignedShort; |
| PtrDiffType = SignedInt; |
| DescriptionString = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defines) const { |
| Define(Defines, "MSP430"); |
| Define(Defines, "__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 const char *getTargetPrefix() const { |
| return "msp430"; |
| } |
| 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 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"; |
| } |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defines) const { |
| Define(Defines, "__s390__"); |
| Define(Defines, "__s390x__"); |
| } |
| virtual void getTargetBuiltins(const Builtin::Info *&Records, |
| unsigned &NumRecords) const { |
| // FIXME: Implement. |
| Records = 0; |
| NumRecords = 0; |
| } |
| virtual const char *getTargetPrefix() const { |
| return "s390x"; |
| } |
| |
| virtual void getDefaultLangOptions(LangOptions &Opts) { |
| TargetInfo::getDefaultLangOptions(Opts); |
| Opts.CharIsSigned = false; |
| } |
| |
| 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"; |
| } |
| |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defines) const { |
| DefineStd(Defines, "bfin", Opts); |
| DefineStd(Defines, "BFIN", Opts); |
| Define(Defines, "__ADSPBLACKFIN__"); |
| // FIXME: This one is really dependent on -mcpu |
| Define(Defines, "__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 const char *getTargetPrefix() const { |
| return "bfin"; |
| } |
| |
| 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; |
| IntMaxTWidth = 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"; |
| } |
| |
| virtual void getTargetDefines(const LangOptions &Opts, |
| std::vector<char> &Defines) const { |
| DefineStd(Defines, "tce", Opts); |
| Define(Defines, "__TCE__"); |
| Define(Defines, "__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 const char *getTargetPrefix() const {return "tce";} |
| 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 {} |
| }; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Driver code |
| //===----------------------------------------------------------------------===// |
| |
| /// CreateTargetInfo - Return the target info object for the specified target |
| /// triple. |
| TargetInfo* TargetInfo::CreateTargetInfo(const std::string &T) { |
| llvm::Triple Triple(T); |
| llvm::Triple::OSType os = Triple.getOS(); |
| |
| switch (Triple.getArch()) { |
| default: |
| return NULL; |
| |
| case llvm::Triple::arm: |
| 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::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); |
| return new PPC64TargetInfo(T); |
| |
| case llvm::Triple::sparc: |
| if (os == llvm::Triple::Solaris) |
| return new SolarisSparcV8TargetInfo(T); |
| return new SparcV8TargetInfo(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::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: |
| case llvm::Triple::MinGW32: |
| case llvm::Triple::MinGW64: |
| case llvm::Triple::Win32: |
| return new WindowsX86_32TargetInfo(T); |
| default: |
| return new X86_32TargetInfo(T); |
| } |
| |
| case llvm::Triple::x86_64: |
| switch (os) { |
| case llvm::Triple::Darwin: |
| return new DarwinX86_64TargetInfo(T); |
| case llvm::Triple::Linux: |
| return new LinuxTargetInfo<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); |
| default: |
| return new X86_64TargetInfo(T); |
| } |
| } |
| } |
