llvm-project/openmp/libomptarget/plugins/amdgpu/impl/machine.h

80 lines
2.2 KiB
C++

//===--- amdgpu/impl/machine.h ------------------------------------ C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef SRC_RUNTIME_INCLUDE_MACHINE_H_
#define SRC_RUNTIME_INCLUDE_MACHINE_H_
#include "atmi.h"
#include "hsa_api.h"
#include "internal.h"
#include <vector>
class ATLMemory;
class ATLProcessor {
public:
explicit ATLProcessor(hsa_agent_t agent,
atmi_devtype_t type = ATMI_DEVTYPE_ALL)
: agent_(agent), type_(type) {
memories_.clear();
}
void addMemory(const ATLMemory &p);
hsa_agent_t agent() const { return agent_; }
const std::vector<ATLMemory> &memories() const;
atmi_devtype_t type() const { return type_; }
protected:
hsa_agent_t agent_;
atmi_devtype_t type_;
std::vector<ATLMemory> memories_;
};
class ATLCPUProcessor : public ATLProcessor {
public:
explicit ATLCPUProcessor(hsa_agent_t agent)
: ATLProcessor(agent, ATMI_DEVTYPE_CPU) {}
};
class ATLGPUProcessor : public ATLProcessor {
public:
explicit ATLGPUProcessor(hsa_agent_t agent,
atmi_devtype_t type = ATMI_DEVTYPE_dGPU)
: ATLProcessor(agent, type) {}
};
class ATLMemory {
public:
ATLMemory(hsa_amd_memory_pool_t pool, ATLProcessor p, atmi_memtype_t t)
: memory_pool_(pool), processor_(p), type_(t) {}
hsa_amd_memory_pool_t memory() const { return memory_pool_; }
atmi_memtype_t type() const { return type_; }
private:
hsa_amd_memory_pool_t memory_pool_;
ATLProcessor processor_;
atmi_memtype_t type_;
};
class ATLMachine {
public:
ATLMachine() {
cpu_processors_.clear();
gpu_processors_.clear();
}
template <typename T> void addProcessor(const T &p);
template <typename T> std::vector<T> &processors();
private:
std::vector<ATLCPUProcessor> cpu_processors_;
std::vector<ATLGPUProcessor> gpu_processors_;
};
hsa_amd_memory_pool_t get_memory_pool(const ATLProcessor &proc,
const int mem_id);
#endif // SRC_RUNTIME_INCLUDE_MACHINE_H_