/* Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. Copyright 2008 William Hart. Copyright 2009,2010,2011 Jason Moxham Copyright 2010 Gonzalo Tornaria This file is part of the MPIR Library. The MPIR Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The MPIR Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the MPIR Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #define WANT_FAKE_BUILD_CPU 0 #define WANT_FAKE_FAT_CPU 0 #define FAKE_BUILD_CPU_VENDOR "MPIRSNOTFAKE" #define FAKE_BUILD_CPU_FAMILY 0 #define FAKE_BUILD_CPU_EXTFAMILY 0 #define FAKE_BUILD_CPU_MODEL 0 #define FAKE_BUILD_CPU_EXTMODEL 0 #define FAKE_FAT_CPU_VENDOR "MPIRSNOTFAKE" #define FAKE_FAT_CPU_FAMILY 0 #define FAKE_FAT_CPU_EXTFAMILY 0 #define FAKE_FAT_CPU_MODEL 0 #define FAKE_FAT_CPU_EXTMODEL 0 #if INFAT #define WANT_FAKE_CPU WANT_FAKE_FAT_CPU #define FAKE_CPU_VENDOR FAKE_FAT_CPU_VENDOR #define FAKE_CPU_FAMILY FAKE_FAT_CPU_FAMILY #define FAKE_CPU_EXTFAMILY FAKE_FAT_CPU_EXTFAMILY #define FAKE_CPU_MODEL FAKE_FAT_CPU_MODEL #define FAKE_CPU_EXTMODEL FAKE_FAT_CPU_EXTMODEL #endif #if CONFIG_GUESS #define WANT_FAKE_CPU WANT_FAKE_BUILD_CPU #define FAKE_CPU_VENDOR FAKE_BUILD_CPU_VENDOR #define FAKE_CPU_FAMILY FAKE_BUILD_CPU_FAMILY #define FAKE_CPU_EXTFAMILY FAKE_BUILD_CPU_EXTFAMILY #define FAKE_CPU_MODEL FAKE_BUILD_CPU_MODEL #define FAKE_CPU_EXTMODEL FAKE_BUILD_CPU_EXTMODEL #endif #if WANT_FAKE_CPU long fake_cpuid(char *p,unsigned int level) {unsigned int eax,feat801=0,feat2=0,family,extfamily,model,extmodel; char *vendor; // can set feat801=1 for netburstlahf // can set feat2=256 for prescott vendor=FAKE_CPU_VENDOR; family=FAKE_CPU_FAMILY; extfamily=FAKE_CPU_EXTFAMILY; model=FAKE_CPU_MODEL; extmodel=FAKE_CPU_EXTMODEL; memset(p,0,12); if(level==0){strncpy(p,vendor,12);return 1;} if(level==1){eax=0+(model<<4)+(family<<8)+(0<<12)+(extmodel<<16)+(extfamily<<20);memcpy(p,&feat2,4);return eax;} if(level==0x80000000){return 1;} if(level==0x80000001){memcpy(p+8,&feat801,4);return 0;} return 0;} #endif #if WANT_FAKE_CPU #define __gmpn_cpuid fake_cpuid #else #if CONFIG_GUESS #define __gmpn_cpuid(_x,_y) cpuid(_x,_y,1,0,0) #endif #endif #define FEAT_HAS_AVX 0x10000000 #if CONFIG_GUESS // use's the stringinzing directive #x ie #x expands to "x" #define CPUIS(x) modelstr=#x char* __gmpn_cpu(int *vector){ #endif #if INFAT #define CPUIS(x) do{TRACE(printf(" "#x"\n"));CPUSETUP_##x;}while(0) char* __gmpn_cpu(struct cpuvec_t *vector){ struct cpuvec_t decided_cpuvec; #endif char vendor_string[13]; char features[12]; long fms; int family, model, stepping; char *modelstr=0; #if INFAT memset (&decided_cpuvec, '\0', sizeof (decided_cpuvec)); CPUVEC_SETUP_fat; #if FAT32 CPUVEC_SETUP_x86; #endif #if FAT64 CPUVEC_SETUP_x86_64; #endif #endif __gmpn_cpuid (vendor_string, 0); vendor_string[12] = 0; fms = __gmpn_cpuid (features, 1); family = ((fms >> 8) & 15) + ((fms >> 20) & 0xff); model = ((fms >> 4) & 15) + ((fms >> 12) & 0xf0); stepping = fms & 15; #if CONFIG_GUESS_64BIT modelstr = "x86_64"; #else modelstr = "i486";// shouldn't we make this x86?? #endif if (strcmp (vendor_string, "GenuineIntel") == 0) { switch (family) { #if CONFIG_GUESS_32BIT || FAT32 case 5: if (model <= 2) CPUIS(pentium); if (model >= 4) CPUIS(pentiummmx); break; #endif case 6: #if CONFIG_GUESS_32BIT || FAT32 if (model == 1) { CPUIS(pentiumpro);break;} if (model <= 6) { CPUIS(pentium2);break;} if (model <= 13){ CPUIS(pentium3);break;} if (model == 14){ CPUIS(core);break;} if (model == 16){ CPUIS(core);break;} #endif if (model == 15){ CPUIS(core2);break;} if (model == 17){ CPUIS(penryn);break;} if (model == 22){ CPUIS(core2);break;} if (model == 23){ CPUIS(penryn);break;} if (model == 25){ CPUIS(westmere);break;} if (model == 26){ CPUIS(nehalem);break;} if (model == 28){ CPUIS(atom);break;}// 45nm if (model == 29){ CPUIS(penryn);break;} if (model == 30){ CPUIS(nehalem);break;} if (model == 31){ CPUIS(nehalem);break;} if (model == 37){ CPUIS(westmere);break;} if (model == 38){ CPUIS(atom);break;}// atom z670 tunnel creek if (model == 39){ CPUIS(atom);break;}// Intel Atom Z2460 (Medfield platform, Penwell SoC, Saltwell core) if (model == 42){ int feat = ((int *)features)[2]; if (feat & FEAT_HAS_AVX) { CPUIS(sandybridge);break;} else { CPUIS(westmere);break;} /* Really a crippled sandybridge with no avx */ } if (model == 43){ CPUIS(sandybridge);break;} if (model == 44){ CPUIS(westmere);break;} if (model == 45){ CPUIS(sandybridge);break;} if (model == 46){ CPUIS(nehalem);break;} if (model == 47){ CPUIS(westmere);break;} if (model == 54){ CPUIS(atom);break;}//DualCore Intel Atom D2700, 2133 MHz (16 x 133) (Cedarview, Saltwell core) 32nm if (model == 55){ CPUIS(atom);break;} if (model == 58){ CPUIS(ivybridge);break;} if (model == 60){ CPUIS(haswell);break;} if (model == 61){ CPUIS(broadwell);break;} if (model == 62){ CPUIS(ivybridge);break;} if (model == 63){ CPUIS(haswell);break;} if (model == 69){ CPUIS(haswell);break;} if (model == 70){ CPUIS(haswell);break;} if (model == 71){ CPUIS(broadwell);break;} if (model == 78){ CPUIS(skylakeavx);break;} if (model == 79){ CPUIS(broadwell);break;} if (model == 94){ int feat = ((int *)features)[2]; if (feat & FEAT_HAS_AVX) { CPUIS(skylakeavx);break; } /* Core i Skylake */ else { CPUIS(skylake);break; } /* Celeron/Pentium Skylake without AVX2 */ } break; case 15: #if CONFIG_GUESS_64BIT || FAT64 __gmpn_cpuid(features,0x80000001); if ( features[8]&1 ){ CPUIS(netburstlahf);break;} CPUIS(netburst);break; #endif #if CONFIG_GUESS_32BIT || FAT32 if (model <= 6) { CPUIS(pentium4);break;} int feat = ((int *)features)[2]; if (feat & 1) { CPUIS(prescott);break;} #endif break; } } else if (strcmp (vendor_string, "AuthenticAMD") == 0) { switch (family) { #if CONFIG_GUESS_32BIT || FAT32 case 5: if (model <= 3) { CPUIS(k5);break;} if (model <= 7) { CPUIS(k6);break;} if (model <= 8) { CPUIS(k62);break;} if (model <= 9) { CPUIS(k63);break;} break; case 6: CPUIS(k7); break; #endif case 15: CPUIS(k8); break; case 16: if (model == 2) { CPUIS(k10);break; } if (model == 4) { CPUIS(k102);break; } if (model == 5) { CPUIS(k102);break; } if (model == 6) { CPUIS(k102);break; } if (model == 8) { CPUIS(k102);break; } if (model == 9) { CPUIS(k102);break; } if (model == 10) { CPUIS(k102);break; } break; case 17: CPUIS(k8);// low power k8 break; case 18: CPUIS(k103);// like k102 but with hardware divider, this is lano break; case 20: CPUIS(bobcat);// fusion of bobcat and GPU break; case 21: if (model == 1) { CPUIS(bulldozer); break; } if (model == 2) { CPUIS(piledriver); break; } if (model == 3) { CPUIS(piledriver); break; } if (model == 16) { CPUIS(piledriver); break; } if (model == 18) { CPUIS(piledriver); break; } if (model == 19) { CPUIS(piledriver); break; } break; /* case 22: CPUIS(jaguar); ????? break; */ } } else if (strcmp (vendor_string, "CentaurHauls") == 0) { switch (family) { case 6: if (model == 15){CPUIS(nano);break;} #if CONFIG_GUESS_32BIT || FAT32 if (model < 9) { CPUIS(viac3);break;} CPUIS(viac32);break; #endif } } #if INFAT *vector=decided_cpuvec; #endif return modelstr;}