gem5  v22.0.0.2
Public Attributes | Protected Member Functions | Protected Attributes | List of all members
gem5::X86ISA::MemOp Class Reference

Base class for memory ops. More...

#include <microldstop.hh>

Inheritance diagram for gem5::X86ISA::MemOp:
gem5::X86ISA::X86MicroopBase gem5::X86ISA::X86StaticInst gem5::StaticInst gem5::RefCounted gem5::X86ISA::InstOperands< MemOp, AddrOp > gem5::X86ISA::InstOperands< MemOp, FloatDataOp, AddrOp > gem5::X86ISA::InstOperands< MemOp, FoldedDataLowOp, FoldedDataHiOp, AddrOp > gem5::X86ISA::InstOperands< MemOp, FoldedDataOp, AddrOp > gem5::X86ISA::MemNoDataOp gem5::X86ISA::LdStFpOp gem5::X86ISA::LdStSplitOp gem5::X86ISA::LdStOp

Public Attributes

const uint8_t dataSize
 
const uint8_t addressSize
 
const RegIndex foldOBit
 
const RegIndex foldABit
 
- Public Attributes inherited from gem5::X86ISA::X86StaticInst
ExtMachInst machInst
 

Protected Member Functions

 MemOp (ExtMachInst mach_inst, const char *mnem, const char *inst_mnem, uint64_t set_flags, OpClass op_class, uint8_t data_size, uint8_t address_size, Request::FlagsType mem_flags)
 
- Protected Member Functions inherited from gem5::X86ISA::X86MicroopBase
 X86MicroopBase (ExtMachInst _machInst, const char *mnem, const char *_instMnem, uint64_t setFlags, OpClass __opClass)
 
std::string generateDisassembly (Addr pc, const loader::SymbolTable *symtab) const override
 Internal function to generate disassembly string. More...
 
bool checkCondition (uint64_t flags, int condition) const
 
void advancePC (PCStateBase &pcState) const override
 
void advancePC (ThreadContext *tc) const override
 
std::unique_ptr< PCStateBasebranchTarget (const PCStateBase &branch_pc) const override
 Return the target address for a PC-relative branch. More...
 
virtual std::unique_ptr< PCStateBasebranchTarget (const PCStateBase &pc) const
 Return the target address for a PC-relative branch. More...
 
virtual std::unique_ptr< PCStateBasebranchTarget (ThreadContext *tc) const
 Return the target address for an indirect branch (jump). More...
 
- Protected Member Functions inherited from gem5::X86ISA::X86StaticInst
 X86StaticInst (const char *mnem, ExtMachInst _machInst, OpClass __opClass)
 
std::string generateDisassembly (Addr pc, const loader::SymbolTable *symtab) const override
 Internal function to generate disassembly string. More...
 
void advancePC (PCStateBase &pcState) const override
 
void advancePC (ThreadContext *tc) const override
 
std::unique_ptr< PCStateBasebuildRetPC (const PCStateBase &cur_pc, const PCStateBase &call_pc) const override
 
- Protected Member Functions inherited from gem5::StaticInst
void setRegIdxArrays (RegIdArrayPtr src, RegIdArrayPtr dest)
 Set the pointers which point to the arrays of source and destination register indices. More...
 
 StaticInst (const char *_mnemonic, OpClass op_class)
 Constructor. More...
 
template<typename T >
size_t simpleAsBytes (void *buf, size_t max_size, const T &t)
 

Protected Attributes

const Request::FlagsType memFlags
 
- Protected Attributes inherited from gem5::X86ISA::X86MicroopBase
const char * instMnem
 
uint8_t opSize
 
uint8_t addrSize
 
- Protected Attributes inherited from gem5::StaticInst
std::bitset< Num_Flags > flags
 Flag values for this instruction. More...
 
OpClass _opClass
 See opClass(). More...
 
uint8_t _numSrcRegs = 0
 See numSrcRegs(). More...
 
uint8_t _numDestRegs = 0
 See numDestRegs(). More...
 
std::array< uint8_t, MiscRegClass+1 > _numTypedDestRegs = {}
 
const char * mnemonic
 Base mnemonic (e.g., "add"). More...
 
std::unique_ptr< std::string > cachedDisassembly
 String representation of disassembly (lazily evaluated via disassemble()). More...
 

Additional Inherited Members

- Public Types inherited from gem5::StaticInst
using RegIdArrayPtr = RegId(StaticInst::*)[]
 
- Public Member Functions inherited from gem5::StaticInst
uint8_t numSrcRegs () const
 Number of source registers. More...
 
uint8_t numDestRegs () const
 Number of destination registers. More...
 
uint8_t numDestRegs (RegClassType type) const
 Number of destination registers of a particular type. More...
 
bool isNop () const
 
bool isMemRef () const
 
bool isLoad () const
 
bool isStore () const
 
bool isAtomic () const
 
bool isStoreConditional () const
 
bool isInstPrefetch () const
 
bool isDataPrefetch () const
 
bool isPrefetch () const
 
bool isInteger () const
 
bool isFloating () const
 
bool isVector () const
 
bool isControl () const
 
bool isCall () const
 
bool isReturn () const
 
bool isDirectCtrl () const
 
bool isIndirectCtrl () const
 
bool isCondCtrl () const
 
bool isUncondCtrl () const
 
bool isSerializing () const
 
bool isSerializeBefore () const
 
bool isSerializeAfter () const
 
bool isSquashAfter () const
 
bool isFullMemBarrier () const
 
bool isReadBarrier () const
 
bool isWriteBarrier () const
 
bool isNonSpeculative () const
 
bool isQuiesce () const
 
bool isUnverifiable () const
 
bool isSyscall () const
 
bool isMacroop () const
 
bool isMicroop () const
 
bool isDelayedCommit () const
 
bool isLastMicroop () const
 
bool isFirstMicroop () const
 
bool isHtmStart () const
 
bool isHtmStop () const
 
bool isHtmCancel () const
 
bool isHtmCmd () const
 
void setFirstMicroop ()
 
void setLastMicroop ()
 
void setDelayedCommit ()
 
void setFlag (Flags f)
 
OpClass opClass () const
 Operation class. Used to select appropriate function unit in issue. More...
 
const RegIddestRegIdx (int i) const
 Return logical index (architectural reg num) of i'th destination reg. More...
 
void setDestRegIdx (int i, const RegId &val)
 
const RegIdsrcRegIdx (int i) const
 Return logical index (architectural reg num) of i'th source reg. More...
 
void setSrcRegIdx (int i, const RegId &val)
 
virtual uint64_t getEMI () const
 
virtual ~StaticInst ()
 
virtual Fault execute (ExecContext *xc, Trace::InstRecord *traceData) const =0
 
virtual Fault initiateAcc (ExecContext *xc, Trace::InstRecord *traceData) const
 
virtual Fault completeAcc (Packet *pkt, ExecContext *xc, Trace::InstRecord *trace_data) const
 
virtual StaticInstPtr fetchMicroop (MicroPC upc) const
 Return the microop that goes with a particular micropc. More...
 
virtual std::unique_ptr< PCStateBasebranchTarget (ThreadContext *tc) const
 Return the target address for an indirect branch (jump). More...
 
virtual const std::string & disassemble (Addr pc, const loader::SymbolTable *symtab=nullptr) const
 Return string representation of disassembled instruction. More...
 
void printFlags (std::ostream &outs, const std::string &separator) const
 Print a separator separated list of this instruction's set flag names on the given stream. More...
 
std::string getName ()
 Return name of machine instruction. More...
 
virtual size_t asBytes (void *buf, size_t max_size)
 Instruction classes can override this function to return a a representation of themselves as a blob of bytes, generally assumed to be that instructions ExtMachInst. More...
 
- Public Member Functions inherited from gem5::RefCounted
 RefCounted ()
 We initialize the reference count to zero and the first object to take ownership of it must increment it to one. More...
 
virtual ~RefCounted ()
 We make the destructor virtual because we're likely to have virtual functions on reference counted objects. More...
 
void incref () const
 Increment the reference count. More...
 
void decref () const
 Decrement the reference count and destroy the object if all references are gone. More...
 
- Static Public Member Functions inherited from gem5::X86ISA::X86StaticInst
static void printMnemonic (std::ostream &os, const char *mnemonic)
 
static void printMnemonic (std::ostream &os, const char *instMnemonic, const char *mnemonic)
 
static void printMem (std::ostream &os, uint8_t segment, uint8_t scale, RegIndex index, RegIndex base, uint64_t disp, uint8_t addressSize, bool rip)
 
static void printSegment (std::ostream &os, int segment)
 
static void printReg (std::ostream &os, RegId reg, int size)
 
- Static Public Attributes inherited from gem5::StaticInst
static StaticInstPtr nullStaticInstPtr
 Pointer to a statically allocated "null" instruction object. More...
 
- Protected Types inherited from gem5::X86ISA::X86StaticInst
using ExtMachInst = X86ISA::ExtMachInst
 
- Static Protected Member Functions inherited from gem5::X86ISA::X86StaticInst
static void divideStep (uint64_t divident, uint64_t divisor, uint64_t &quotient, uint64_t &remainder)
 
static uint64_t merge (uint64_t into, RegIndex index, uint64_t val, int size)
 
static uint64_t pick (uint64_t from, RegIndex index, int size)
 
static int64_t signedPick (uint64_t from, RegIndex index, int size)
 

Detailed Description

Base class for memory ops.

Definition at line 60 of file microldstop.hh.

Constructor & Destructor Documentation

◆ MemOp()

gem5::X86ISA::MemOp::MemOp ( ExtMachInst  mach_inst,
const char *  mnem,
const char *  inst_mnem,
uint64_t  set_flags,
OpClass  op_class,
uint8_t  data_size,
uint8_t  address_size,
Request::FlagsType  mem_flags 
)
inlineprotected

Definition at line 66 of file microldstop.hh.

Member Data Documentation

◆ addressSize

const uint8_t gem5::X86ISA::MemOp::addressSize

Definition at line 79 of file microldstop.hh.

◆ dataSize

const uint8_t gem5::X86ISA::MemOp::dataSize

Definition at line 78 of file microldstop.hh.

◆ foldABit

const RegIndex gem5::X86ISA::MemOp::foldABit

Definition at line 80 of file microldstop.hh.

◆ foldOBit

const RegIndex gem5::X86ISA::MemOp::foldOBit

Definition at line 80 of file microldstop.hh.

◆ memFlags

const Request::FlagsType gem5::X86ISA::MemOp::memFlags
protected

Definition at line 63 of file microldstop.hh.


The documentation for this class was generated from the following file:

Generated on Thu Jul 28 2022 13:34:59 for gem5 by doxygen 1.8.17