69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
// cpu description
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#ifndef BASE_HARDWARE_CPU_H_
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#define BASE_HARDWARE_CPU_H_
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#include <string>
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#include "base/base_config.h"
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#include "base/base_export.h"
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namespace nbase
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{
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// Query information about the processor.
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class BASE_EXPORT CPU {
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public:
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// Constructor
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CPU();
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// Accessors for CPU information.
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const std::string& vendor_name() const { return cpu_vendor_; }
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int stepping() const { return stepping_; }
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int model() const { return model_; }
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int family() const { return family_; }
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int type() const { return type_; }
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int extended_model() const { return ext_model_; }
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int extended_family() const { return ext_family_; }
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int has_mmx() const { return has_mmx_; }
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int has_sse() const { return has_sse_; }
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int has_sse2() const { return has_sse2_; }
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int has_sse3() const { return has_sse3_; }
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int has_ssse3() const { return has_ssse3_; }
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int has_sse41() const { return has_sse41_; }
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int has_sse42() const { return has_sse42_; }
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private:
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// Query the processor for CPUID information.
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void Initialize();
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int type_; // process type
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int family_; // family of the processor
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int model_; // model of processor
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int stepping_; // processor revision number
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int ext_model_;
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int ext_family_;
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bool has_mmx_;
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bool has_sse_;
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bool has_sse2_;
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bool has_sse3_;
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bool has_ssse3_;
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bool has_sse41_;
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bool has_sse42_;
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std::string cpu_vendor_;
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};
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#if defined(ARCH_CPU_X86_FAMILY)
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#ifndef COMPILER_MSVC
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#if defined(__pic__) && defined(__i386__)
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BASE_EXPORT void __cpuid(int cpu_info[4], int info_type);
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BASE_EXPORT void __cpuidex(int cpu_info[4], int info_type, int info_index);
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#else
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BASE_EXPORT void __cpuid(int cpu_info[4], int info_type);
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BASE_EXPORT void __cpuidex(int cpu_info[4], int info_type, int info_index);
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#endif // __i386___
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#endif // COMPILER_MSVC
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#endif // ARCH_CPU_X86_FAMILY
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} // namespace
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#endif // BASE_HARDWARE_CPU_H_
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