gem5  v21.1.0.2
dyn_pool_manager.hh
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34 
35 #ifndef __DYN_POOL_MANAGER_HH__
36 #define __DYN_POOL_MANAGER_HH__
37 
38 #include <cassert>
39 #include <cstdint>
40 
42 #include "params/DynPoolManager.hh"
43 
44 namespace gem5
45 {
46 
47 // Dynamic Pool Manager: allows multiple WGs on the same pool
49 {
50  public:
51  DynPoolManager(const PoolManagerParams &p)
53  {
54  _totRegSpaceAvailable = p.pool_size;
55  }
56 
57  uint32_t allocateRegion(const uint32_t size, uint32_t *reservedPoolSize) override;
58  bool canAllocate(uint32_t numRegions, uint32_t size) override;
59  void freeRegion(uint32_t firstIdx, uint32_t lastIdx) override;
60  uint32_t minAllocatedElements(uint32_t size);
61  std::string printRegion() override;
62  uint32_t regionSize(std::pair<uint32_t,uint32_t> &region) override;
63  void resetRegion(const int & regsPerSimd) override;
64 
65  private:
66  // actual size of a region (normalized to the minimum size that can
67  // be reserved)
68  uint32_t _regionSize;
69  // total registers available - across chunks
71  // regIndex and freeSpace record
74  // total registers to be allocated -- treat as a const
76 };
77 
78 } // namespace gem5
79 
80 #endif // __DYN_POOL_MANAGER_HH__
gem5::DynPoolManager::regionSize
uint32_t regionSize(std::pair< uint32_t, uint32_t > &region) override
Definition: dyn_pool_manager.cc:155
gem5::DynPoolManager
Definition: dyn_pool_manager.hh:48
gem5::DynPoolManager::freeSpaceRecord
std::list< std::pair< int, int > > freeSpaceRecord
Definition: dyn_pool_manager.hh:72
gem5::DynPoolManager::totalRegSpace
int totalRegSpace
Definition: dyn_pool_manager.hh:75
gem5::DynPoolManager::canAllocate
bool canAllocate(uint32_t numRegions, uint32_t size) override
Definition: dyn_pool_manager.cc:95
gem5::DynPoolManager::minAllocatedElements
uint32_t minAllocatedElements(uint32_t size)
Definition: dyn_pool_manager.cc:46
gem5::DynPoolManager::resetRegion
void resetRegion(const int &regsPerSimd) override
Definition: dyn_pool_manager.cc:84
gem5::MipsISA::p
Bitfield< 0 > p
Definition: pra_constants.hh:326
gem5::DynPoolManager::_regionSize
uint32_t _regionSize
Definition: dyn_pool_manager.hh:68
gem5::DynPoolManager::allocateRegion
uint32_t allocateRegion(const uint32_t size, uint32_t *reservedPoolSize) override
Definition: dyn_pool_manager.cc:103
gem5::DynPoolManager::_totRegSpaceAvailable
uint32_t _totRegSpaceAvailable
Definition: dyn_pool_manager.hh:70
gem5::PoolManager
Definition: pool_manager.hh:48
std::pair
STL pair class.
Definition: stl.hh:58
gem5::DynPoolManager::printRegion
std::string printRegion() override
Definition: dyn_pool_manager.cc:56
pool_manager.hh
gem5::DynPoolManager::reservedSpaceRecord
int reservedSpaceRecord
Definition: dyn_pool_manager.hh:73
gem5::DynPoolManager::freeRegion
void freeRegion(uint32_t firstIdx, uint32_t lastIdx) override
Definition: dyn_pool_manager.cc:139
gem5::DynPoolManager::DynPoolManager
DynPoolManager(const PoolManagerParams &p)
Definition: dyn_pool_manager.hh:51
std::list
STL list class.
Definition: stl.hh:51
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40

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