Index: lib/Support/Host.cpp =================================================================== --- lib/Support/Host.cpp +++ lib/Support/Host.cpp @@ -73,6 +73,102 @@ defined(_M_IX86) || defined(__x86_64__) || defined(_M_AMD64) || \ defined(_M_X64) +enum VendorSignatures { + SIG_INTEL = 0x756e6547 /* Genu */, + SIG_AMD = 0x68747541 /* Auth */ +}; + +enum ProcessorVendors { + VENDOR_INTEL = 1, + VENDOR_AMD, + VENDOR_OTHER, + VENDOR_MAX +}; + +enum ProcessorTypes { + INTEL_ATOM = 1, + INTEL_CORE2, + INTEL_COREI7, + AMDFAM10H, + AMDFAM15H, + INTEL_i386, + INTEL_i486, + INTEL_PENTIUM, + INTEL_PENTIUM_PRO, + INTEL_PENTIUM_II, + INTEL_PENTIUM_III, + INTEL_PENTIUM_IV, + INTEL_PENTIUM_M, + INTEL_CORE_DUO, + INTEL_XEONPHI, + INTEL_X86_64, + INTEL_NOCONA, + INTEL_PRESCOTT, + AMD_i486, + AMDPENTIUM, + AMDATHLON, + AMDFAM14H, + AMDFAM16H, + CPU_TYPE_MAX +}; + +enum ProcessorSubtypes { + INTEL_COREI7_NEHALEM = 1, + INTEL_COREI7_WESTMERE, + INTEL_COREI7_SANDYBRIDGE, + AMDFAM10H_BARCELONA, + AMDFAM10H_SHANGHAI, + AMDFAM10H_ISTANBUL, + AMDFAM15H_BDVER1, + AMDFAM15H_BDVER2, + INTEL_PENTIUM_MMX, + INTEL_CORE2_65, + INTEL_CORE2_45, + INTEL_COREI7_IVYBRIDGE, + INTEL_COREI7_HASWELL, + INTEL_COREI7_BROADWELL, + INTEL_COREI7_SKYLAKE, + INTEL_COREI7_SKYLAKE_AVX512, + INTEL_ATOM_BONNELL, + INTEL_ATOM_SILVERMONT, + INTEL_KNIGHTS_LANDING, + AMDPENTIUM_K6, + AMDPENTIUM_K62, + AMDPENTIUM_K63, + AMDPENTIUM_GEODE, + AMDATHLON_TBIRD, + AMDATHLON_MP, + AMDATHLON_XP, + AMDATHLON_K8SSE3, + AMDATHLON_OPTERON, + AMDATHLON_FX, + AMDATHLON_64, + AMD_BTVER1, + AMD_BTVER2, + AMDFAM15H_BDVER3, + AMDFAM15H_BDVER4, + CPU_SUBTYPE_MAX +}; + +enum ProcessorFeatures { + FEATURE_CMOV = 0, + FEATURE_MMX, + FEATURE_POPCNT, + FEATURE_SSE, + FEATURE_SSE2, + FEATURE_SSE3, + FEATURE_SSSE3, + FEATURE_SSE4_1, + FEATURE_SSE4_2, + FEATURE_AVX, + FEATURE_AVX2, + FEATURE_AVX512, + FEATURE_AVX512SAVE, + FEATURE_MOVBE, + FEATURE_ADX, + FEATURE_EM64T +}; + /// getX86CpuIDAndInfo - Execute the specified cpuid and return the 4 values in /// the specified arguments. If we can't run cpuid on the host, return true. static bool getX86CpuIDAndInfo(unsigned value, unsigned *rEAX, unsigned *rEBX, @@ -199,30 +295,424 @@ } } -StringRef sys::getHostCPUName() { - unsigned EAX = 0, EBX = 0, ECX = 0, EDX = 0; - if (getX86CpuIDAndInfo(0x1, &EAX, &EBX, &ECX, &EDX)) - return "generic"; - unsigned Family = 0; - unsigned Model = 0; - detectX86FamilyModel(EAX, &Family, &Model); +static void +getIntelProcessorTypeAndSubtype(unsigned int Family, unsigned int Model, + unsigned int Brand_id, unsigned int Features, + unsigned *Type, unsigned *Subtype) { + if (Brand_id != 0) + return; + switch (Family) { + case 3: + *Type = INTEL_i386; + break; + case 4: + switch (Model) { + case 0: // Intel486 DX processors + case 1: // Intel486 DX processors + case 2: // Intel486 SX processors + case 3: // Intel487 processors, IntelDX2 OverDrive processors, + // IntelDX2 processors + case 4: // Intel486 SL processor + case 5: // IntelSX2 processors + case 7: // Write-Back Enhanced IntelDX2 processors + case 8: // IntelDX4 OverDrive processors, IntelDX4 processors + default: + *Type = INTEL_i486; + break; + } + case 5: + switch (Model) { + case 1: // Pentium OverDrive processor for Pentium processor (60, 66), + // Pentium processors (60, 66) + case 2: // Pentium OverDrive processor for Pentium processor (75, 90, + // 100, 120, 133), Pentium processors (75, 90, 100, 120, 133, + // 150, 166, 200) + case 3: // Pentium OverDrive processors for Intel486 processor-based + // systems + *Type = INTEL_PENTIUM; + break; + case 4: // Pentium OverDrive processor with MMX technology for Pentium + // processor (75, 90, 100, 120, 133), Pentium processor with + // MMX technology (166, 200) + *Type = INTEL_PENTIUM; + *Subtype = INTEL_PENTIUM_MMX; + break; + default: + *Type = INTEL_PENTIUM; + break; + } + case 6: + switch (Model) { + case 0x01: // Pentium Pro processor + *Type = INTEL_PENTIUM_PRO; + break; + case 0x03: // Intel Pentium II OverDrive processor, Pentium II processor, + // model 03 + case 0x05: // Pentium II processor, model 05, Pentium II Xeon processor, + // model 05, and Intel Celeron processor, model 05 + case 0x06: // Celeron processor, model 06 + *Type = INTEL_PENTIUM_II; + break; + case 0x07: // Pentium III processor, model 07, and Pentium III Xeon + // processor, model 07 + case 0x08: // Pentium III processor, model 08, Pentium III Xeon processor, + // model 08, and Celeron processor, model 08 + case 0x0a: // Pentium III Xeon processor, model 0Ah + case 0x0b: // Pentium III processor, model 0Bh + *Type = INTEL_PENTIUM_III; + break; + case 0x09: // Intel Pentium M processor, Intel Celeron M processor model 09. + case 0x0d: // Intel Pentium M processor, Intel Celeron M processor, model + // 0Dh. All processors are manufactured using the 90 nm process. + case 0x15: // Intel EP80579 Integrated Processor and Intel EP80579 + // Integrated Processor with Intel QuickAssist Technology + *Type = INTEL_PENTIUM_M; + break; + case 0x0e: // Intel Core Duo processor, Intel Core Solo processor, model + // 0Eh. All processors are manufactured using the 65 nm process. + *Type = INTEL_CORE_DUO; + break; // yonah + case 0x0f: // Intel Core 2 Duo processor, Intel Core 2 Duo mobile + // processor, Intel Core 2 Quad processor, Intel Core 2 Quad + // mobile processor, Intel Core 2 Extreme processor, Intel + // Pentium Dual-Core processor, Intel Xeon processor, model + // 0Fh. All processors are manufactured using the 65 nm process. + case 0x16: // Intel Celeron processor model 16h. All processors are + // manufactured using the 65 nm process + *Type = INTEL_CORE2; // "core2" + *Subtype = INTEL_CORE2_65; + break; + case 0x17: // Intel Core 2 Extreme processor, Intel Xeon processor, model + // 17h. All processors are manufactured using the 45 nm process. + // + // 45nm: Penryn , Wolfdale, Yorkfield (XE) + case 0x1d: // Intel Xeon processor MP. All processors are manufactured using + // the 45 nm process. + *Type = INTEL_CORE2; // "penryn" + *Subtype = INTEL_CORE2_45; + break; + case 0x1a: // Intel Core i7 processor and Intel Xeon processor. All + // processors are manufactured using the 45 nm process. + case 0x1e: // Intel(R) Core(TM) i7 CPU 870 @ 2.93GHz. + // As found in a Summer 2010 model iMac. + case 0x1f: + case 0x2e: // Nehalem EX + *Type = INTEL_COREI7; // "nehalem" + *Subtype = INTEL_COREI7_NEHALEM; + break; + case 0x25: // Intel Core i7, laptop version. + case 0x2c: // Intel Core i7 processor and Intel Xeon processor. All + // processors are manufactured using the 32 nm process. + case 0x2f: // Westmere EX + *Type = INTEL_COREI7; // "westmere" + *Subtype = INTEL_COREI7_WESTMERE; + break; + case 0x2a: // Intel Core i7 processor. All processors are manufactured + // using the 32 nm process. + case 0x2d: + *Type = INTEL_COREI7; //"sandybridge" + *Subtype = INTEL_COREI7_SANDYBRIDGE; + break; + case 0x3a: + case 0x3e: // Ivy Bridge EP + *Type = INTEL_COREI7; // "ivybridge" + *Subtype = INTEL_COREI7_IVYBRIDGE; + break; - union { - unsigned u[3]; - char c[12]; - } text; + // Haswell: + case 0x3c: + case 0x3f: + case 0x45: + case 0x46: + *Type = INTEL_COREI7; // "haswell" + *Subtype = INTEL_COREI7_HASWELL; + break; + + // Broadwell: + case 0x3d: + case 0x47: + case 0x4f: + case 0x56: + *Type = INTEL_COREI7; // "broadwell" + *Subtype = INTEL_COREI7_BROADWELL; + break; + + // Skylake: + case 0x4e: + *Type = INTEL_COREI7; // "skylake-avx512" + *Subtype = INTEL_COREI7_SKYLAKE_AVX512; + break; + case 0x5e: + *Type = INTEL_COREI7; // "skylake" + *Subtype = INTEL_COREI7_SKYLAKE; + break; + + case 0x1c: // Most 45 nm Intel Atom processors + case 0x26: // 45 nm Atom Lincroft + case 0x27: // 32 nm Atom Medfield + case 0x35: // 32 nm Atom Midview + case 0x36: // 32 nm Atom Midview + *Type = INTEL_ATOM; + *Subtype = INTEL_ATOM_BONNELL; + break; // "bonnell" + + // Atom Silvermont codes from the Intel software optimization guide. + case 0x37: + case 0x4a: + case 0x4d: + case 0x5a: + case 0x5d: + case 0x4c: // really airmont + *Type = INTEL_ATOM; + *Subtype = INTEL_ATOM_SILVERMONT; + break; // "silvermont" + + case 0x57: + *Type = INTEL_XEONPHI; // knl + *Subtype = INTEL_KNIGHTS_LANDING; + break; + + default: // Unknown family 6 CPU, try to guess. + if (Features & (1 << FEATURE_AVX512)) { + *Type = INTEL_XEONPHI; // knl + *Subtype = INTEL_KNIGHTS_LANDING; + break; + } + if (Features & (1 << FEATURE_ADX)) { + *Type = INTEL_COREI7; + *Subtype = INTEL_COREI7_BROADWELL; + break; + } + if (Features & (1 << FEATURE_AVX2)) { + *Type = INTEL_COREI7; + *Subtype = INTEL_COREI7_HASWELL; + break; + } + if (Features & (1 << FEATURE_AVX)) { + *Type = INTEL_COREI7; + *Subtype = INTEL_COREI7_SANDYBRIDGE; + break; + } + if (Features & (1 << FEATURE_SSE4_2)) { + if (Features & (1 << FEATURE_MOVBE)) { + *Type = INTEL_ATOM; + *Subtype = INTEL_ATOM_SILVERMONT; + } else { + *Type = INTEL_COREI7; + *Subtype = INTEL_COREI7_NEHALEM; + } + break; + } + if (Features & (1 << FEATURE_SSE4_1)) { + *Type = INTEL_CORE2; // "penryn" + *Subtype = INTEL_CORE2_45; + break; + } + if (Features & (1 << FEATURE_SSSE3)) { + if (Features & (1 << FEATURE_MOVBE)) { + *Type = INTEL_ATOM; + *Subtype = INTEL_ATOM_BONNELL; // "bonnell" + } else { + *Type = INTEL_CORE2; // "core2" + *Subtype = INTEL_CORE2_65; + } + break; + } + if (Features & (1 << FEATURE_EM64T)) { + *Type = INTEL_X86_64; + break; // x86-64 + } + if (Features & (1 << FEATURE_SSE2)) { + *Type = INTEL_PENTIUM_M; + break; + } + if (Features & (1 << FEATURE_SSE)) { + *Type = INTEL_PENTIUM_III; + break; + } + if (Features & (1 << FEATURE_MMX)) { + *Type = INTEL_PENTIUM_II; + break; + } + *Type = INTEL_PENTIUM_PRO; + break; + } + case 15: { + switch (Model) { + case 0: // Pentium 4 processor, Intel Xeon processor. All processors are + // model 00h and manufactured using the 0.18 micron process. + case 1: // Pentium 4 processor, Intel Xeon processor, Intel Xeon + // processor MP, and Intel Celeron processor. All processors are + // model 01h and manufactured using the 0.18 micron process. + case 2: // Pentium 4 processor, Mobile Intel Pentium 4 processor - M, + // Intel Xeon processor, Intel Xeon processor MP, Intel Celeron + // processor, and Mobile Intel Celeron processor. All processors + // are model 02h and manufactured using the 0.13 micron process. + *Type = + ((Features & (1 << FEATURE_EM64T)) ? INTEL_X86_64 : INTEL_PENTIUM_IV); + break; + + case 3: // Pentium 4 processor, Intel Xeon processor, Intel Celeron D + // processor. All processors are model 03h and manufactured using + // the 90 nm process. + case 4: // Pentium 4 processor, Pentium 4 processor Extreme Edition, + // Pentium D processor, Intel Xeon processor, Intel Xeon + // processor MP, Intel Celeron D processor. All processors are + // model 04h and manufactured using the 90 nm process. + case 6: // Pentium 4 processor, Pentium D processor, Pentium processor + // Extreme Edition, Intel Xeon processor, Intel Xeon processor + // MP, Intel Celeron D processor. All processors are model 06h + // and manufactured using the 65 nm process. + *Type = + ((Features & (1 << FEATURE_EM64T)) ? INTEL_NOCONA : INTEL_PRESCOTT); + break; + + default: + *Type = + ((Features & (1 << FEATURE_EM64T)) ? INTEL_X86_64 : INTEL_PENTIUM_IV); + break; + } + } + default: + break; /*"generic"*/ + } +} + +static void getAMDProcessorTypeAndSubtype(unsigned int Family, + unsigned int Model, + unsigned int Features, + unsigned *Type, + unsigned *Subtype) { + // FIXME: this poorly matches the generated SubtargetFeatureKV table. There + // appears to be no way to generate the wide variety of AMD-specific targets + // from the information returned from CPUID. + switch (Family) { + case 4: + *Type = AMD_i486; + case 5: + *Type = AMDPENTIUM; + switch (Model) { + case 6: + case 7: + *Subtype = AMDPENTIUM_K6; + break; // "k6" + case 8: + *Subtype = AMDPENTIUM_K62; + break; // "k6-2" + case 9: + case 13: + *Subtype = AMDPENTIUM_K63; + break; // "k6-3" + case 10: + *Subtype = AMDPENTIUM_GEODE; + break; // "geode" + default: + break; + } + case 6: + *Type = AMDATHLON; + switch (Model) { + case 4: + *Subtype = AMDATHLON_TBIRD; + break; // "athlon-tbird" + case 6: + case 7: + case 8: + *Subtype = AMDATHLON_MP; + break; // "athlon-mp" + case 10: + *Subtype = AMDATHLON_XP; + break; // "athlon-xp" + default: + break; + } + case 15: + *Type = AMDATHLON; + if (Features & (1 << FEATURE_SSE3)) { + *Subtype = AMDATHLON_K8SSE3; + break; // "k8-sse3" + } + switch (Model) { + case 1: + *Subtype = AMDATHLON_OPTERON; + break; // "opteron" + case 5: + *Subtype = AMDATHLON_FX; + break; // "athlon-fx"; also opteron + default: + *Subtype = AMDATHLON_64; + break; // "athlon64" + } + case 16: + *Type = AMDFAM10H; // "amdfam10" + switch (Model) { + case 2: + *Subtype = AMDFAM10H_BARCELONA; + break; + case 4: + *Subtype = AMDFAM10H_SHANGHAI; + break; + case 8: + *Subtype = AMDFAM10H_ISTANBUL; + break; + default: + break; + } + case 20: + *Type = AMDFAM14H; + *Subtype = AMD_BTVER1; + break; // "btver1"; + case 21: + *Type = AMDFAM15H; + if (!(Features & + (1 << FEATURE_AVX))) { // If no AVX support, provide a sane fallback. + *Subtype = AMD_BTVER1; + break; // "btver1" + } + if (Model >= 0x50 && Model <= 0x6f) { + *Subtype = AMDFAM15H_BDVER4; + break; // "bdver4"; 50h-6Fh: Excavator + } + if (Model >= 0x30 && Model <= 0x3f) { + *Subtype = AMDFAM15H_BDVER3; + break; // "bdver3"; 30h-3Fh: Steamroller + } + if (Model >= 0x10 && Model <= 0x1f) { + *Subtype = AMDFAM15H_BDVER2; + break; // "bdver2"; 10h-1Fh: Piledriver + } + if (Model <= 0x0f) { + *Subtype = AMDFAM15H_BDVER1; + break; // "bdver1"; 00h-0Fh: Bulldozer + } + break; + case 22: + *Type = AMDFAM16H; + if (!(Features & + (1 << FEATURE_AVX))) { // If no AVX support provide a sane fallback. + *Subtype = AMD_BTVER1; + break; // "btver1"; + } + *Subtype = AMD_BTVER2; + break; // "btver2" + default: + break; // "generic" + } +} + +unsigned getAvailableFeatures(unsigned int ECX, unsigned int EDX, + unsigned MaxLeaf) { + unsigned Features = 0; + unsigned int EAX, EBX; + Features |= (((EDX >> 23) & 1) << FEATURE_MMX); + Features |= (((EDX >> 25) & 1) << FEATURE_SSE); + Features |= (((EDX >> 26) & 1) << FEATURE_SSE2); + Features |= (((ECX >> 0) & 1) << FEATURE_SSE3); + Features |= (((ECX >> 9) & 1) << FEATURE_SSSE3); + Features |= (((ECX >> 19) & 1) << FEATURE_SSE4_1); + Features |= (((ECX >> 20) & 1) << FEATURE_SSE4_2); + Features |= (((ECX >> 22) & 1) << FEATURE_MOVBE); - unsigned MaxLeaf; - getX86CpuIDAndInfo(0, &MaxLeaf, text.u + 0, text.u + 2, text.u + 1); - - bool HasMMX = (EDX >> 23) & 1; - bool HasSSE = (EDX >> 25) & 1; - bool HasSSE2 = (EDX >> 26) & 1; - bool HasSSE3 = (ECX >> 0) & 1; - bool HasSSSE3 = (ECX >> 9) & 1; - bool HasSSE41 = (ECX >> 19) & 1; - bool HasSSE42 = (ECX >> 20) & 1; - bool HasMOVBE = (ECX >> 22) & 1; // If CPUID indicates support for XSAVE, XRESTORE and AVX, and XGETBV // indicates that the AVX registers will be saved and restored on context // switch, then we have full AVX support. @@ -235,291 +725,190 @@ bool HasADX = HasLeaf7 && ((EBX >> 19) & 1); bool HasAVX2 = HasAVX && HasLeaf7 && (EBX & 0x20); bool HasAVX512 = HasLeaf7 && HasAVX512Save && ((EBX >> 16) & 1); + Features |= (HasAVX << FEATURE_AVX); + Features |= (HasAVX2 << FEATURE_AVX2); + Features |= (HasAVX512 << FEATURE_AVX512); + Features |= (HasAVX512Save << FEATURE_AVX512SAVE); + Features |= (HasADX << FEATURE_ADX); getX86CpuIDAndInfo(0x80000001, &EAX, &EBX, &ECX, &EDX); - bool Em64T = (EDX >> 29) & 0x1; - bool HasTBM = (ECX >> 21) & 0x1; + Features |= (((EDX >> 29) & 0x1) << FEATURE_EM64T); + return Features; +} - if (memcmp(text.c, "GenuineIntel", 12) == 0) { - switch (Family) { - case 3: - return "i386"; - case 4: - switch (Model) { - case 0: // Intel486 DX processors - case 1: // Intel486 DX processors - case 2: // Intel486 SX processors - case 3: // Intel487 processors, IntelDX2 OverDrive processors, - // IntelDX2 processors - case 4: // Intel486 SL processor - case 5: // IntelSX2 processors - case 7: // Write-Back Enhanced IntelDX2 processors - case 8: // IntelDX4 OverDrive processors, IntelDX4 processors - default: - return "i486"; - } - case 5: - switch (Model) { - case 1: // Pentium OverDrive processor for Pentium processor (60, 66), - // Pentium processors (60, 66) - case 2: // Pentium OverDrive processor for Pentium processor (75, 90, - // 100, 120, 133), Pentium processors (75, 90, 100, 120, 133, - // 150, 166, 200) - case 3: // Pentium OverDrive processors for Intel486 processor-based - // systems - return "pentium"; +StringRef sys::getHostCPUName() { + unsigned EAX = 0, EBX = 0, ECX = 0, EDX = 0; + unsigned MaxLeaf, Vendor; - case 4: // Pentium OverDrive processor with MMX technology for Pentium - // processor (75, 90, 100, 120, 133), Pentium processor with - // MMX technology (166, 200) - return "pentium-mmx"; + if (getX86CpuIDAndInfo(0, &MaxLeaf, &Vendor, &ECX, &EDX)) + return "generic"; + if (getX86CpuIDAndInfo(0x1, &EAX, &EBX, &ECX, &EDX)) + return "generic"; - default: - return "pentium"; - } - case 6: - switch (Model) { - case 0x01: // Pentium Pro processor - return "pentiumpro"; - - case 0x03: // Intel Pentium II OverDrive processor, Pentium II processor, - // model 03 - case 0x05: // Pentium II processor, model 05, Pentium II Xeon processor, - // model 05, and Intel Celeron processor, model 05 - case 0x06: // Celeron processor, model 06 - return "pentium2"; - - case 0x07: // Pentium III processor, model 07, and Pentium III Xeon - // processor, model 07 - case 0x08: // Pentium III processor, model 08, Pentium III Xeon processor, - // model 08, and Celeron processor, model 08 - case 0x0a: // Pentium III Xeon processor, model 0Ah - case 0x0b: // Pentium III processor, model 0Bh - return "pentium3"; - - case 0x09: // Intel Pentium M processor, Intel Celeron M processor model - // 09. - case 0x0d: // Intel Pentium M processor, Intel Celeron M processor, model - // 0Dh. All processors are manufactured using the 90 nm - // process. - case 0x15: // Intel EP80579 Integrated Processor and Intel EP80579 - // Integrated Processor with Intel QuickAssist Technology - return "pentium-m"; - - case 0x0e: // Intel Core Duo processor, Intel Core Solo processor, model - // 0Eh. All processors are manufactured using the 65 nm - // process. - return "yonah"; - - case 0x0f: // Intel Core 2 Duo processor, Intel Core 2 Duo mobile - // processor, Intel Core 2 Quad processor, Intel Core 2 Quad - // mobile processor, Intel Core 2 Extreme processor, Intel - // Pentium Dual-Core processor, Intel Xeon processor, model - // 0Fh. All processors are manufactured using the 65 nm - // process. - case 0x16: // Intel Celeron processor model 16h. All processors are - // manufactured using the 65 nm process - return "core2"; + unsigned Brand_id = EBX & 0xff; + unsigned Family = 0, Model = 0; + unsigned Features = 0; + detectX86FamilyModel(EAX, &Family, &Model); + Features = getAvailableFeatures(ECX, EDX, MaxLeaf); - case 0x17: // Intel Core 2 Extreme processor, Intel Xeon processor, model - // 17h. All processors are manufactured using the 45 nm - // process. - // - // 45nm: Penryn , Wolfdale, Yorkfield (XE) - case 0x1d: // Intel Xeon processor MP. All processors are manufactured - // using - // the 45 nm process. - return "penryn"; + unsigned Type; + unsigned Subtype; - case 0x1a: // Intel Core i7 processor and Intel Xeon processor. All - // processors are manufactured using the 45 nm process. - case 0x1e: // Intel(R) Core(TM) i7 CPU 870 @ 2.93GHz. - // As found in a Summer 2010 model iMac. - case 0x2e: // Nehalem EX + if (Vendor == SIG_INTEL) { + getIntelProcessorTypeAndSubtype(Family, Model, Brand_id, Features, &Type, + &Subtype); + switch (Type) { + case INTEL_i386: + return "i386"; + case INTEL_i486: + return "i486"; + case INTEL_PENTIUM: + if (Subtype == INTEL_PENTIUM_MMX) + return "pentium-mmx"; + return "pentium"; + case INTEL_PENTIUM_PRO: + return "pentiumpro"; + case INTEL_PENTIUM_II: + return "pentium2"; + case INTEL_PENTIUM_III: + return "pentium3"; + case INTEL_PENTIUM_IV: + return "pentium4"; + case INTEL_PENTIUM_M: + return "pentium-m"; + case INTEL_CORE_DUO: + return "yonah"; + case INTEL_CORE2: + switch (Subtype) { + case INTEL_CORE2_65: + return "core2"; + case INTEL_CORE2_45: + return "penryn"; + default: + return "core2"; + } + case INTEL_COREI7: + switch (Subtype) { + case INTEL_COREI7_NEHALEM: return "nehalem"; - case 0x25: // Intel Core i7, laptop version. - case 0x2c: // Intel Core i7 processor and Intel Xeon processor. All - // processors are manufactured using the 32 nm process. - case 0x2f: // Westmere EX + case INTEL_COREI7_WESTMERE: return "westmere"; - - case 0x2a: // Intel Core i7 processor. All processors are manufactured - // using the 32 nm process. - case 0x2d: + case INTEL_COREI7_SANDYBRIDGE: return "sandybridge"; - - case 0x3a: - case 0x3e: // Ivy Bridge EP + case INTEL_COREI7_IVYBRIDGE: return "ivybridge"; - - // Haswell: - case 0x3c: - case 0x3f: - case 0x45: - case 0x46: + case INTEL_COREI7_HASWELL: return "haswell"; - - // Broadwell: - case 0x3d: - case 0x47: - case 0x4f: - case 0x56: + case INTEL_COREI7_BROADWELL: return "broadwell"; - - // Skylake: - case 0x4e: - return "skylake-avx512"; - case 0x5e: + case INTEL_COREI7_SKYLAKE: return "skylake"; - - case 0x1c: // Most 45 nm Intel Atom processors - case 0x26: // 45 nm Atom Lincroft - case 0x27: // 32 nm Atom Medfield - case 0x35: // 32 nm Atom Midview - case 0x36: // 32 nm Atom Midview + case INTEL_COREI7_SKYLAKE_AVX512: + return "skylake-avx512"; + default: + return "corei7"; + } + case INTEL_ATOM: + switch (Subtype) { + case INTEL_ATOM_BONNELL: return "bonnell"; - - // Atom Silvermont codes from the Intel software optimization guide. - case 0x37: - case 0x4a: - case 0x4d: - case 0x5a: - case 0x5d: - case 0x4c: // really airmont + case INTEL_ATOM_SILVERMONT: return "silvermont"; - - case 0x57: - return "knl"; - - default: // Unknown family 6 CPU, try to guess. - if (HasAVX512) - return "knl"; - if (HasADX) - return "broadwell"; - if (HasAVX2) - return "haswell"; - if (HasAVX) - return "sandybridge"; - if (HasSSE42) - return HasMOVBE ? "silvermont" : "nehalem"; - if (HasSSE41) - return "penryn"; - if (HasSSSE3) - return HasMOVBE ? "bonnell" : "core2"; - if (Em64T) - return "x86-64"; - if (HasSSE2) - return "pentium-m"; - if (HasSSE) - return "pentium3"; - if (HasMMX) - return "pentium2"; - return "pentiumpro"; - } - case 15: { - switch (Model) { - case 0: // Pentium 4 processor, Intel Xeon processor. All processors are - // model 00h and manufactured using the 0.18 micron process. - case 1: // Pentium 4 processor, Intel Xeon processor, Intel Xeon - // processor MP, and Intel Celeron processor. All processors are - // model 01h and manufactured using the 0.18 micron process. - case 2: // Pentium 4 processor, Mobile Intel Pentium 4 processor - M, - // Intel Xeon processor, Intel Xeon processor MP, Intel Celeron - // processor, and Mobile Intel Celeron processor. All processors - // are model 02h and manufactured using the 0.13 micron process. - return (Em64T) ? "x86-64" : "pentium4"; - - case 3: // Pentium 4 processor, Intel Xeon processor, Intel Celeron D - // processor. All processors are model 03h and manufactured using - // the 90 nm process. - case 4: // Pentium 4 processor, Pentium 4 processor Extreme Edition, - // Pentium D processor, Intel Xeon processor, Intel Xeon - // processor MP, Intel Celeron D processor. All processors are - // model 04h and manufactured using the 90 nm process. - case 6: // Pentium 4 processor, Pentium D processor, Pentium processor - // Extreme Edition, Intel Xeon processor, Intel Xeon processor - // MP, Intel Celeron D processor. All processors are model 06h - // and manufactured using the 65 nm process. - return (Em64T) ? "nocona" : "prescott"; - default: - return (Em64T) ? "x86-64" : "pentium4"; + return "atom"; } - } - + case INTEL_XEONPHI: + return "knl"; /*update for more variants added*/ + case INTEL_X86_64: + return "x86-64"; + case INTEL_NOCONA: + return "nocona"; + case INTEL_PRESCOTT: + return "prescott"; default: return "generic"; } - } else if (memcmp(text.c, "AuthenticAMD", 12) == 0) { - // FIXME: this poorly matches the generated SubtargetFeatureKV table. There - // appears to be no way to generate the wide variety of AMD-specific targets - // from the information returned from CPUID. - switch (Family) { - case 4: + } else if (Vendor == SIG_AMD) { + getAMDProcessorTypeAndSubtype(Family, Model, Features, &Type, &Subtype); + switch (Type) { + case AMD_i486: return "i486"; - case 5: - switch (Model) { - case 6: - case 7: + case AMDPENTIUM: + switch (Subtype) { + case AMDPENTIUM_K6: return "k6"; - case 8: + case AMDPENTIUM_K62: return "k6-2"; - case 9: - case 13: + case AMDPENTIUM_K63: return "k6-3"; - case 10: + case AMDPENTIUM_GEODE: return "geode"; default: return "pentium"; } - case 6: - switch (Model) { - case 4: + case AMDATHLON: + switch (Subtype) { + case AMDATHLON_TBIRD: return "athlon-tbird"; - case 6: - case 7: - case 8: + case AMDATHLON_MP: return "athlon-mp"; - case 10: + case AMDATHLON_XP: return "athlon-xp"; + case AMDATHLON_K8SSE3: + return "k8-sse3"; + case AMDATHLON_OPTERON: + return "opteron"; + case AMDATHLON_FX: + return "athlon-fx"; + case AMDATHLON_64: + return "athlon64"; default: return "athlon"; } - case 15: - if (HasSSE3) - return "k8-sse3"; - switch (Model) { - case 1: - return "opteron"; - case 5: - return "athlon-fx"; // also opteron + case AMDFAM10H: + switch (Subtype) { + case AMDFAM10H_BARCELONA: + return "amdfam10-barcelona"; + case AMDFAM10H_SHANGHAI: + return "amdfam10-shanghai"; + case AMDFAM10H_ISTANBUL: + return "amdfam10-istanbul"; default: - return "athlon64"; + return "amdfam10"; } - case 16: - return "amdfam10"; - case 20: + case AMDFAM14H: return "btver1"; - case 21: - if (!HasAVX) // If the OS doesn't support AVX provide a sane fallback. + case AMDFAM15H: + switch (Subtype) { + case AMDFAM15H_BDVER1: + return "bdver1"; + case AMDFAM15H_BDVER2: + return "bdver2"; + case AMDFAM15H_BDVER3: + return "bdver3"; + case AMDFAM15H_BDVER4: + return "bdver4"; + case AMD_BTVER1: return "btver1"; - if (Model >= 0x50) - return "bdver4"; // 50h-6Fh: Excavator - if (Model >= 0x30) - return "bdver3"; // 30h-3Fh: Steamroller - if (Model >= 0x10 || HasTBM) - return "bdver2"; // 10h-1Fh: Piledriver - return "bdver1"; // 00h-0Fh: Bulldozer - case 22: - if (!HasAVX) // If the OS doesn't support AVX provide a sane fallback. + default: + return "amdfam15"; + } + case AMDFAM16H: + switch (Subtype) { + case AMD_BTVER1: return "btver1"; - return "btver2"; + case AMD_BTVER2: + return "btver2"; + default: + return "amdfam16"; + } default: return "generic"; } } return "generic"; } + #elif defined(__APPLE__) && (defined(__ppc__) || defined(__powerpc__)) StringRef sys::getHostCPUName() { host_basic_info_data_t hostInfo;