gem5  v21.1.0.2
se_workload.hh
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33 
34 #ifndef __ARCH_ARM_FREEBSD_SE_WORKLOAD_HH__
35 #define __ARCH_ARM_FREEBSD_SE_WORKLOAD_HH__
36 
38 #include "arch/arm/regs/cc.hh"
39 #include "arch/arm/regs/int.hh"
40 #include "arch/arm/se_workload.hh"
41 #include "params/ArmEmuFreebsd.hh"
42 #include "sim/syscall_desc.hh"
43 
44 namespace gem5
45 {
46 
47 namespace ArmISA
48 {
49 
50 class EmuFreebsd : public SEWorkload
51 {
52  public:
53  using Params = ArmEmuFreebsdParams;
54 
55  EmuFreebsd(const Params &p) : SEWorkload(p) {}
56 
57  struct BaseSyscallABI {};
59  public BaseSyscallABI
60  {};
62  public BaseSyscallABI
63  {};
64 
65  void syscall(ThreadContext *tc) override;
66 };
67 
68 } // namespace ArmISA
69 
70 GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
71 namespace guest_abi
72 {
73 
74 template <typename ABI>
75 struct Result<ABI, SyscallReturn,
76  typename std::enable_if_t<std::is_base_of<
77  ArmISA::EmuFreebsd::BaseSyscallABI, ABI>::value>>
78 {
79  static void
81  {
82  if (ret.suppressed() || ret.needsRetry())
83  return;
84 
85  RegVal val;
86  if (ret.successful()) {
87  tc->setCCReg(ArmISA::CCREG_C, 0);
88  val = ret.returnValue();
89  } else {
90  tc->setCCReg(ArmISA::CCREG_C, 1);
91  val = ret.encodedValue();
92  }
94  if (ret.count() > 1)
96  }
97 };
98 
99 } // namespace guest_abi
100 } // namespace gem5
101 
102 #endif // __ARCH_ARM_FREEBSD_SE_WORKLOAD_HH__
gem5::ThreadContext::setIntReg
virtual void setIntReg(RegIndex reg_idx, RegVal val)=0
gem5::ArmISA::CCREG_C
@ CCREG_C
Definition: cc.hh:50
gem5::ArmISA::RegABI64
Definition: reg_abi.hh:47
freebsd.hh
gem5::SyscallReturn::returnValue
int64_t returnValue() const
The return value.
Definition: syscall_return.hh:107
gem5::RegVal
uint64_t RegVal
Definition: types.hh:173
gem5::SyscallReturn
This class represents the return value from an emulated system call, including any errno setting.
Definition: syscall_return.hh:55
gem5::X86ISA::val
Bitfield< 63 > val
Definition: misc.hh:775
gem5::ArmISA::EmuFreebsd::BaseSyscallABI
Definition: se_workload.hh:57
gem5::ArmISA::EmuFreebsd::EmuFreebsd
EmuFreebsd(const Params &p)
Definition: se_workload.hh:55
cc.hh
gem5::ArmISA::EmuFreebsd::syscall
void syscall(ThreadContext *tc) override
Definition: se_workload.cc:149
gem5::ArmISA::EmuFreebsd
Definition: se_workload.hh:50
gem5::ThreadContext
ThreadContext is the external interface to all thread state for anything outside of the CPU.
Definition: thread_context.hh:93
gem5::MipsISA::p
Bitfield< 0 > p
Definition: pra_constants.hh:326
se_workload.hh
gem5::ArmISA::EmuFreebsd::Params
ArmEmuFreebsdParams Params
Definition: se_workload.hh:53
gem5::ArmISA::EmuFreebsd::SyscallABI32
Definition: se_workload.hh:58
gem5::guest_abi::Result< ABI, SyscallReturn, typename std::enable_if_t< std::is_base_of< ArmISA::EmuFreebsd::BaseSyscallABI, ABI >::value > >::store
static void store(ThreadContext *tc, const SyscallReturn &ret)
Definition: se_workload.hh:80
gem5::SyscallReturn::encodedValue
int64_t encodedValue() const
The encoded value (as described above)
Definition: syscall_return.hh:122
gem5::ArmISA::SEWorkload
Definition: se_workload.hh:42
gem5::GEM5_DEPRECATED_NAMESPACE
GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi)
gem5::ArmISA::SyscallPseudoReturnReg
const int SyscallPseudoReturnReg
Definition: int.hh:550
gem5::ArmISA::EmuFreebsd::SyscallABI64
Definition: se_workload.hh:61
std
Overload hash function for BasicBlockRange type.
Definition: types.hh:111
gem5::SyscallReturn::count
int count() const
How many values did the syscall attempt to return?
Definition: syscall_return.hh:103
gem5::SyscallReturn::value2
int64_t value2() const
Definition: syscall_return.hh:123
gem5::ThreadContext::setCCReg
virtual void setCCReg(RegIndex reg_idx, RegVal val)=0
gem5::guest_abi::Result
Definition: definition.hh:64
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40
gem5::ArmISA::ReturnValueReg
const int ReturnValueReg
Definition: int.hh:535
int.hh
gem5::SyscallReturn::suppressed
bool suppressed() const
Should returning this value be suppressed?
Definition: syscall_return.hh:100
gem5::ArmISA::RegABI32
Definition: reg_abi.hh:42
syscall_desc.hh
gem5::SyscallReturn::successful
bool successful() const
Was the system call successful?
Definition: syscall_return.hh:91
gem5::SyscallReturn::needsRetry
bool needsRetry() const
Does the syscall need to be retried?
Definition: syscall_return.hh:97

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