PowerISA::Decoder Class Reference

#include <decoder.hh>

Public Member Functions
	Decoder (ISA *isa=nullptr)
void	process ()
void	reset ()
void	moreBytes (const PCState &pc, Addr fetchPC, MachInst inst)
void	moreBytes (MachInst machInst)
bool	needMoreBytes ()
bool	instReady ()
void	takeOverFrom (Decoder *old)
StaticInstPtr	decodeInst (ExtMachInst mach_inst)
StaticInstPtr	decode (ExtMachInst mach_inst, Addr addr)
	Decode a machine instruction. More...
StaticInstPtr	decode (PowerISA::PCState &nextPC)

Protected Attributes
ExtMachInst	emi
bool	instDone

Static Protected Attributes
static GenericISA::BasicDecodeCache	defaultCache
	A cache of decoded instruction objects. More...

Detailed Description

Definition at line 40 of file decoder.hh.

Constructor & Destructor Documentation

Decoder()

PowerISA::Decoder::Decoder ( ISA *  isa = nullptr )

inline

Definition at line 48 of file decoder.hh.

Member Function Documentation

decode() [1/2]

StaticInstPtr PowerISA::Decoder::decode ( ExtMachInst  mach_inst, Addr  addr  )

inline

Decode a machine instruction.

Parameters

mach_inst

The binary instruction to decode.

Return values

A	pointer to the corresponding StaticInst object.

Definition at line 105 of file decoder.hh.

References GenericISA::BasicDecodeCache::decode().

Referenced by decode().

decode() [2/2]

StaticInstPtr PowerISA::Decoder::decode ( PowerISA::PCState &  nextPC )

inline

Definition at line 111 of file decoder.hh.

References decode().

decodeInst()

StaticInstPtr PowerISA::Decoder::decodeInst

(

ExtMachInst

mach_inst

)

instReady()

bool PowerISA::Decoder::instReady ( )

inline

Definition at line 87 of file decoder.hh.

References instDone.

moreBytes() [1/2]

void PowerISA::Decoder::moreBytes ( const PCState &  pc, Addr  fetchPC, MachInst  inst  )

inline

Definition at line 66 of file decoder.hh.

References betoh().

Referenced by moreBytes().

moreBytes() [2/2]

void PowerISA::Decoder::moreBytes ( MachInst  machInst )

inline

Definition at line 75 of file decoder.hh.

References moreBytes().

needMoreBytes()

bool PowerISA::Decoder::needMoreBytes ( )

inline

Definition at line 81 of file decoder.hh.

process()

void PowerISA::Decoder::process ( )

inline

Definition at line 53 of file decoder.hh.

reset()

void PowerISA::Decoder::reset ( )

inline

Definition at line 58 of file decoder.hh.

takeOverFrom()

void PowerISA::Decoder::takeOverFrom ( Decoder *  old )

inline

Definition at line 92 of file decoder.hh.

Member Data Documentation

defaultCache

GenericISA::BasicDecodeCache PowerISA::Decoder::defaultCache

staticprotected

A cache of decoded instruction objects.

Definition at line 96 of file decoder.hh.

emi

ExtMachInst PowerISA::Decoder::emi

protected

Definition at line 44 of file decoder.hh.

instDone

bool PowerISA::Decoder::instDone

protected

Definition at line 45 of file decoder.hh.

Referenced by instReady().

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

• arch/power/decoder.hh
• arch/power/decoder.cc