gem5  v21.1.0.2
pcstate.hh
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41 
42 #ifndef __ARCH_RISCV_PCSTATE_HH__
43 #define __ARCH_RISCV_PCSTATE_HH__
44 
45 #include "arch/generic/types.hh"
46 
47 namespace gem5
48 {
49 
50 namespace RiscvISA
51 {
52 
53 class PCState : public GenericISA::UPCState<4>
54 {
55  private:
57  bool _rv32;
58 
59  public:
60  PCState() : UPCState() { _compressed = false; _rv32 = false; }
61  PCState(Addr val) : UPCState(val) { _compressed = false; _rv32 = false; }
62 
63  void compressed(bool c) { _compressed = c; }
64  bool compressed() { return _compressed; }
65 
66  void rv32(bool val) { _rv32 = val; }
67  bool rv32() const { return _rv32; }
68 
69  bool
70  branching() const
71  {
72  if (_compressed) {
73  return npc() != pc() + 2 || nupc() != upc() + 1;
74  } else {
75  return npc() != pc() + 4 || nupc() != upc() + 1;
76  }
77  }
78 };
79 
80 } // namespace RiscvISA
81 } // namespace gem5
82 
83 #endif // __ARCH_RISCV_PCSTATE_HH__
gem5::RiscvISA::PCState::rv32
void rv32(bool val)
Definition: pcstate.hh:66
gem5::RiscvISA::PCState::PCState
PCState(Addr val)
Definition: pcstate.hh:61
gem5::GenericISA::SimplePCState::npc
Addr npc() const
Definition: types.hh:154
gem5::GenericISA::UPCState< 4 >::UPCState
UPCState()
Definition: types.hh:228
gem5::RiscvISA::PCState::rv32
bool rv32() const
Definition: pcstate.hh:67
gem5::GenericISA::UPCState
Definition: types.hh:198
gem5::X86ISA::val
Bitfield< 63 > val
Definition: misc.hh:775
gem5::RiscvISA::c
Bitfield< 5, 3 > c
Definition: pra_constants.hh:59
gem5::RiscvISA::PCState::_compressed
bool _compressed
Definition: pcstate.hh:56
gem5::RiscvISA::PCState
Definition: pcstate.hh:53
gem5::RiscvISA::PCState::compressed
bool compressed()
Definition: pcstate.hh:64
gem5::RiscvISA::PCState::_rv32
bool _rv32
Definition: pcstate.hh:57
gem5::RiscvISA::PCState::branching
bool branching() const
Definition: pcstate.hh:70
gem5::RiscvISA::PCState::PCState
PCState()
Definition: pcstate.hh:60
gem5::Addr
uint64_t Addr
Address type This will probably be moved somewhere else in the near future.
Definition: types.hh:147
types.hh
gem5::GenericISA::UPCState< 4 >::nupc
MicroPC nupc() const
Definition: types.hh:211
gem5::GenericISA::UPCState< 4 >::upc
MicroPC upc() const
Definition: types.hh:208
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40
gem5::RiscvISA::PCState::compressed
void compressed(bool c)
Definition: pcstate.hh:63
gem5::GenericISA::SimplePCState::pc
Addr pc() const
Definition: types.hh:151

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