diff options
Diffstat (limited to 'arm_compute/core/CPP/CPPTypes.h')
| -rw-r--r-- | arm_compute/core/CPP/CPPTypes.h | 245 |
1 files changed, 100 insertions, 145 deletions
diff --git a/arm_compute/core/CPP/CPPTypes.h b/arm_compute/core/CPP/CPPTypes.h index d3f6fc944d..b080a86938 100644 --- a/arm_compute/core/CPP/CPPTypes.h +++ b/arm_compute/core/CPP/CPPTypes.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2019 ARM Limited. + * Copyright (c) 2017-2022 Arm Limited. * * SPDX-License-Identifier: MIT * @@ -26,106 +26,118 @@ #include "arm_compute/core/Error.h" -#include <array> -#include <string> -#include <vector> +#include <memory> namespace arm_compute { -/** CPU models - we only need to detect CPUs we have - * microarchitecture-specific code for. - * - * Architecture features are detected via HWCAPs. - */ -enum class CPUModel +namespace cpuinfo { - GENERIC, - GENERIC_FP16, - GENERIC_FP16_DOT, - A53, - A55r0, - A55r1 -}; - -/** Global memory policy. - * The functions in the runtime will use different strategies based on the policy currently set. - * - * MINIMIZE will try to reduce the amount allocated by the functions at the expense of performance normally. - * NORMAL won't try to save any memory and will favor speed over memory consumption +struct CpuIsaInfo; +} // namespace cpuinfo + +#define ARM_COMPUTE_CPU_MODEL_LIST \ + X(GENERIC) \ + X(GENERIC_FP16) \ + X(GENERIC_FP16_DOT) \ + X(A53) \ + X(A55r0) \ + X(A55r1) \ + X(A35) \ + X(A73) \ + X(A76) \ + X(A510) \ + X(X1) \ + X(V1) \ + X(A64FX) \ + X(N1) + +/** CPU models types * + * @note We only need to detect CPUs we have microarchitecture-specific code for. + * @note Architecture features are detected via HWCAPs. */ -enum class MemoryPolicy +enum class CPUModel { - MINIMIZE, - NORMAL +#define X(model) model, + ARM_COMPUTE_CPU_MODEL_LIST +#undef X }; -/** Convert a cpumodel value to a string - * - * @param val CPUModel value to be converted - * - * @return String representing the corresponding CPUModel. - */ -inline std::string cpu_model_to_string(CPUModel val) -{ - switch(val) - { - case CPUModel::GENERIC: - { - return std::string("GENERIC"); - } - case CPUModel::GENERIC_FP16: - { - return std::string("GENERIC_FP16"); - } - case CPUModel::GENERIC_FP16_DOT: - { - return std::string("GENERIC_FP16_DOT"); - } - case CPUModel::A53: - { - return std::string("A53"); - } - case CPUModel::A55r0: - { - return std::string("A55r0"); - } - case CPUModel::A55r1: - { - return std::string("A55r1"); - } - default: - { - ARM_COMPUTE_ERROR("Invalid CPUModel."); - return std::string("GENERIC"); - } - } -} - class CPUInfo final { -public: - /** Constructor */ +protected: CPUInfo(); + ~CPUInfo(); - /** Disable copy constructor and assignment operator to avoid copying the vector of CPUs each time - * CPUInfo is initialized once in the IScheduler and ThreadInfo will get a pointer to it. +public: + /** Access the KernelLibrary singleton. + * This method has been deprecated and will be removed in future releases + * @return The KernelLibrary instance. */ - CPUInfo &operator=(const CPUInfo &cpuinfo) = delete; - CPUInfo(const CPUInfo &cpuinfo) = delete; - CPUInfo &operator=(CPUInfo &&cpuinfo) = default; - CPUInfo(CPUInfo &&cpuinfo) = default; + static CPUInfo &get(); + + /* Delete move and copy constructors and assignment operator + s */ + CPUInfo(CPUInfo const &) = delete; // Copy construct + CPUInfo(CPUInfo &&) = delete; // Move construct + CPUInfo &operator=(CPUInfo const &) = delete; // Copy assign + CPUInfo &operator=(CPUInfo &&) = delete; // Move assign /** Checks if the cpu model supports fp16. * - * @return true of the cpu supports fp16, false otherwise + * @return true if the cpu supports fp16, false otherwise */ bool has_fp16() const; + /** Checks if the cpu model supports bf16. + * + * @return true if the cpu supports bf16, false otherwise + */ + bool has_bf16() const; + /** Checks if the cpu model supports bf16. + * + * @return true if the cpu supports bf16, false otherwise + */ + bool has_svebf16() const; /** Checks if the cpu model supports dot product. * - * @return true of the cpu supports dot product, false otherwise + * @return true if the cpu supports dot product, false otherwise */ bool has_dotprod() const; + /** Checks if the cpu model supports floating-point matrix multiplication. + * + * @return true if the cpu supports floating-point matrix multiplication, false otherwise + */ + bool has_svef32mm() const; + /** Checks if the cpu model supports integer matrix multiplication. + * + * @return true if the cpu supports integer matrix multiplication, false otherwise + */ + bool has_i8mm() const; + /** Checks if the cpu model supports integer matrix multiplication. + * + * @return true if the cpu supports integer matrix multiplication, false otherwise + */ + bool has_svei8mm() const; + /** Checks if the cpu model supports sve. + * + * @return true if the cpu supports sve, false otherwise + */ + bool has_sve() const; + /** Checks if the cpu model supports sve2. + * + * @return true if the cpu supports sve2, false otherwise + */ + bool has_sve2() const; + /** Checks if the cpu model supports sme. + * + * @return true if the cpu supports sme, false otherwise + */ + bool has_sme() const; + /** Checks if the cpu model supports sme2. + * + * @return true if the cpu supports sme2, false otherwise + */ + bool has_sme2() const; /** Gets the cpu model for a given cpuid. * * @param[in] cpuid the id of the cpu core to be retrieved, @@ -138,6 +150,11 @@ public: * @return Current thread's @ref CPUModel */ CPUModel get_cpu_model() const; + /** Gets the current cpu's ISA information + * + * @return Current cpu's ISA information + */ + cpuinfo::CpuIsaInfo get_isa() const; /** Gets the L1 cache size * * @return the size of the L1 cache @@ -148,38 +165,6 @@ public: * @return the size of the L1 cache */ unsigned int get_L2_cache_size() const; - /** Set the L1 cache size - * - * @param[in] size the new size to be set. - */ - void set_L1_cache_size(unsigned int size); - /** Set the L2 cache size - * - * @param[in] size the new size to be set. - */ - void set_L2_cache_size(unsigned int size); - /** Set fp16 support - * - * @param[in] fp16 whether the cpu supports fp16. - */ - void set_fp16(const bool fp16); - /** Set dot product support - * - * @param[in] dotprod whether the cpu supports dot product. - */ - void set_dotprod(const bool dotprod); - /** Set the cpumodel for a given cpu core - * - * @param[in] cpuid the id of the core to be set. - * @param[in] model the @ref CPUModel to be set. - */ - void set_cpu_model(unsigned int cpuid, CPUModel model); - /** Set max number of cpus - * - * @param[in] cpu_count the number of CPUs in the system. - */ - void set_cpu_num(unsigned int cpu_count); - /** Return the maximum number of CPUs present * * @return Number of CPUs @@ -187,46 +172,16 @@ public: unsigned int get_cpu_num() const; private: - std::vector<CPUModel> _percpu = {}; - bool _fp16 = false; - bool _dotprod = false; - unsigned int _L1_cache_size = 32768; - unsigned int _L2_cache_size = 262144; -}; - -class MEMInfo final -{ -public: - MEMInfo(); - - /** Return the total amount of RAM memory in the system expressed in KB. - * - * @return Total memory - */ - size_t get_total_in_kb() const; - - static void set_policy(MemoryPolicy policy); - static MemoryPolicy get_policy(); - - /** Common memory sizes expressed in Kb to avoid having them - * duplicated throughout the code. - */ - static const size_t ONE_GB_IN_KB = { 1035842 }; - static const size_t TWO_GB_IN_KB = { ONE_GB_IN_KB * 2 }; - -private: - size_t _total; - size_t _free; - size_t _buffer; - static MemoryPolicy _policy; + struct Impl; + std::unique_ptr<Impl> _impl; }; /** Information about executing thread and CPU. */ struct ThreadInfo { - int thread_id{ 0 }; - int num_threads{ 1 }; - const CPUInfo *cpu_info{ nullptr }; + int thread_id{0}; + int num_threads{1}; + const CPUInfo *cpu_info{nullptr}; }; } // namespace arm_compute #endif /* ARM_COMPUTE_CPP_TYPES_H */ |