gem5  v21.0.1.0
base.hh
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28 
29 #ifndef __MEM_CACHE_COMPRESSORS_ENCODERS_BASE_HH__
30 #define __MEM_CACHE_COMPRESSORS_ENCODERS_BASE_HH__
31 
32 #include <cstdint>
33 
34 namespace Compressor {
35 namespace Encoder {
36 
37 struct Code
38 {
40  uint64_t code;
42  unsigned length;
43 };
44 
50 class Base
51 {
52  public:
53  Base() {}
54  virtual ~Base() = default;
55 
64  virtual Code encode(const uint64_t val) const = 0;
65 
73  virtual uint64_t decode(const uint64_t code) const = 0;
74 };
75 
76 } // namespace Encoder
77 } // namespace Compressor
78 
79 #endif //__MEM_CACHE_COMPRESSORS_ENCODERS_BASE_HH__
Compressor
Definition: base.cc:47
Compressor::Encoder::Code::code
uint64_t code
Only the LSB of the code are relevant.
Definition: base.hh:40
Compressor::Encoder::Base::~Base
virtual ~Base()=default
Compressor::Encoder::Base::decode
virtual uint64_t decode(const uint64_t code) const =0
Decode a value.
Compressor::Encoder::Code
Definition: base.hh:37
X86ISA::val
Bitfield< 63 > val
Definition: misc.hh:769
Compressor::Encoder::Base::encode
virtual Code encode(const uint64_t val) const =0
The function responsible for the generation of the alternative value.
Compressor::Encoder::Code::length
unsigned length
Number of bits in the code.
Definition: base.hh:42
Compressor::Encoder::Base
Base class for encoders.
Definition: base.hh:50
Compressor::Encoder::Base::Base
Base()
Definition: base.hh:53

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