The Tor Browser / file comparison
comparison: media/libvpx/vpx_ports/x86_cpuid.c
media/libvpx/vpx_ports/x86_cpuid.c
- branch
- TOR_BUG_9701
- changeset 10
- ac0c01689b40
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| -1:000000000000 | 0:0c16d09283ba |
|---|---|
| 1 /* | |
| 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #include <string.h> | |
| 12 #include "x86.h" | |
| 13 | |
| 14 struct cpuid_vendors { | |
| 15 char vendor_string[12]; | |
| 16 vpx_cpu_t vendor_id; | |
| 17 }; | |
| 18 | |
| 19 static struct cpuid_vendors cpuid_vendor_list[VPX_CPU_LAST] = { | |
| 20 { "AuthenticAMD", VPX_CPU_AMD }, | |
| 21 { "AMDisbetter!", VPX_CPU_AMD_OLD }, | |
| 22 { "CentaurHauls", VPX_CPU_CENTAUR }, | |
| 23 { "CyrixInstead", VPX_CPU_CYRIX }, | |
| 24 { "GenuineIntel", VPX_CPU_INTEL }, | |
| 25 { "NexGenDriven", VPX_CPU_NEXGEN }, | |
| 26 { "Geode by NSC", VPX_CPU_NSC }, | |
| 27 { "RiseRiseRise", VPX_CPU_RISE }, | |
| 28 { "SiS SiS SiS ", VPX_CPU_SIS }, | |
| 29 { "GenuineTMx86", VPX_CPU_TRANSMETA }, | |
| 30 { "TransmetaCPU", VPX_CPU_TRANSMETA_OLD }, | |
| 31 { "UMC UMC UMC ", VPX_CPU_UMC }, | |
| 32 { "VIA VIA VIA ", VPX_CPU_VIA }, | |
| 33 }; | |
| 34 | |
| 35 vpx_cpu_t vpx_x86_vendor(void) { | |
| 36 unsigned int reg_eax; | |
| 37 unsigned int vs[3]; | |
| 38 int i; | |
| 39 | |
| 40 /* Get the Vendor String from the CPU */ | |
| 41 cpuid(0, reg_eax, vs[0], vs[2], vs[1]); | |
| 42 | |
| 43 for (i = 0; i < VPX_CPU_LAST; i++) { | |
| 44 if (strncmp((const char *)vs, cpuid_vendor_list[i].vendor_string, 12) == 0) | |
| 45 return (cpuid_vendor_list[i].vendor_id); | |
| 46 } | |
| 47 | |
| 48 return VPX_CPU_UNKNOWN; | |
| 49 } |
