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// Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "vm/globals.h"
#if defined(HOST_OS_FUCHSIA)
#include "vm/cpuinfo.h"
#include "platform/assert.h"
#include "vm/cpuid.h"
namespace dart {
CpuInfoMethod CpuInfo::method_ = kCpuInfoDefault;
const char* CpuInfo::fields_[kCpuInfoMax] = {0};
void CpuInfo::Init() {
// TODO(zra): Add support for HOST_ARCH_ARM64
#if defined(HOST_ARCH_IA32) || defined(HOST_ARCH_X64)
method_ = kCpuInfoCpuId;
// Initialize the CpuId information.
CpuId::Init();
fields_[kCpuInfoProcessor] = "Processor";
fields_[kCpuInfoModel] = "Hardware";
fields_[kCpuInfoHardware] = "Hardware";
fields_[kCpuInfoFeatures] = "Features";
fields_[kCpuInfoArchitecture] = "CPU architecture";
#endif
}
void CpuInfo::Cleanup() {
if (method_ == kCpuInfoCpuId) {
CpuId::Cleanup();
}
}
bool CpuInfo::FieldContains(CpuInfoIndices idx, const char* search_string) {
if (method_ == kCpuInfoCpuId) {
return strstr(CpuId::field(idx), search_string);
} else {
return false;
}
}
const char* CpuInfo::ExtractField(CpuInfoIndices idx) {
if (method_ == kCpuInfoCpuId) {
return CpuId::field(idx);
} else {
return strdup("");
}
}
bool CpuInfo::HasField(const char* field) {
if (method_ == kCpuInfoCpuId) {
return (strcmp(field, fields_[kCpuInfoProcessor]) == 0) ||
(strcmp(field, fields_[kCpuInfoModel]) == 0) ||
(strcmp(field, fields_[kCpuInfoHardware]) == 0) ||
(strcmp(field, fields_[kCpuInfoFeatures]) == 0);
} else {
return false;
}
}
} // namespace dart
#endif // defined(HOST_OS_FUCHSIA)