bitunion.hh File Reference

#include <functional>
#include <iostream>
#include <type_traits>
#include <typeinfo>
#include "base/bitfield.hh"
#include "base/compiler.hh"
#include "sim/serialize_handlers.hh"

Go to the source code of this file.

Classes
class	gem5::BitfieldTypeImpl< Base >
struct	gem5::BitfieldTypeImpl< Base >::TypeDeducer
struct	gem5::BitfieldTypeImpl< Base >::TypeDeducer::T< void(C::*)(Type1 &, Type2)>
struct	gem5::BitfieldTypeImpl< Base >::TypeDeducer::Wrapper
class	gem5::BitfieldType< Base >
class	gem5::BitfieldROType< Base >
class	gem5::BitfieldWOType< Base >
class	gem5::bitfield_backend::Unsigned< Storage, first, last >
class	gem5::bitfield_backend::Signed< Storage, first, last >
class	gem5::bitfield_backend::BitfieldTypes< Storage >
class	gem5::bitfield_backend::BitUnionOperators< Base >
struct	gem5::bitfield_backend::BitUnionBaseType< T >
struct	gem5::bitfield_backend::BitUnionBaseType< BitUnionType< T > >
struct	gem5::ParseParam< BitUnionType< T > >
struct	gem5::ShowParam< BitUnionType< T > >
struct	std::hash< gem5::BitUnionType< T > >

Namespaces
namespace	gem5
	Copyright (c) 2024 Arm Limited All rights reserved.
namespace	gem5::bitfield_backend
namespace	std
	Overload hash function for BasicBlockRange type.

Macros
#define	__BitUnion(type, name)
#define	EndBitUnion(name)
	This closes off the class and union started by the above macro.
#define	__SubBitUnion(name, fieldType, ...)
#define	EndSubBitUnion(name)
	This closes off the union created above and gives it a name.
#define	SubBitUnion(name, first, last)
	Regular bitfields These define macros for read/write regular bitfield based subbitfields.
#define	SignedSubBitUnion(name, first, last)
	Regular bitfields These define macros for read/write regular bitfield based subbitfields.
#define	BitUnion(type, name)
	Use this to define an arbitrary type overlayed with bitfields.
#define	BitUnion64(name)
	Use this to define conveniently sized values overlayed with bitfields.
#define	BitUnion32(name)
#define	BitUnion16(name)
#define	BitUnion8(name)

Typedefs
template<typename T>
using	gem5::BitUnionType = bitfield_backend::BitUnionOperators<T>
template<typename T>
using	gem5::BitUnionBaseType = typename bitfield_backend::BitUnionBaseType<T>::Type

Functions
template<typename T>
static std::ostream &	gem5::bitfield_backend::bitfieldBackendPrinter (std::ostream &os, const T &t)
template<>
std::ostream &	gem5::bitfield_backend::bitfieldBackendPrinter (std::ostream &os, const char &t)
template<>
std::ostream &	gem5::bitfield_backend::bitfieldBackendPrinter (std::ostream &os, const unsigned char &t)
template<typename T>
std::ostream &	gem5::operator<< (std::ostream &os, const BitUnionType< T > &bu)
	A default << operator which casts a bitunion to its underlying type and passes it to bitfield_backend::bitfieldBackendPrinter.

Macro Definition Documentation

__BitUnion

#define __BitUnion	(		type,
			name )

Value:

    class BitfieldUnderlyingClasses##name : \
        public gem5::bitfield_backend::BitfieldTypes<type> \
    { \
      protected: \
        typedef type __StorageType; \
        friend gem5::bitfield_backend::BitUnionBaseType< \
            gem5::bitfield_backend::BitUnionOperators< \
                BitfieldUnderlyingClasses##name> >; \
        friend gem5::bitfield_backend::BitUnionBaseType< \
                BitfieldUnderlyingClasses##name>; \
      public: \
        union { \
            type __storage;

Definition at line 405 of file bitunion.hh.

__SubBitUnion

#define __SubBitUnion	(		name,
			fieldType,
			... )

Value:

    class \
    { \
      public: \
        union { \
            fieldType<__VA_ARGS__> __storage;

Definition at line 439 of file bitunion.hh.

BitUnion16

#define BitUnion16

(

name

)

Value:

__BitUnion(uint16_t, name)

Definition at line 496 of file bitunion.hh.

BitUnion32

#define BitUnion32

(

name

)

Value:

__BitUnion(uint32_t, name)

Definition at line 495 of file bitunion.hh.

Referenced by gem5::SparcISA::SparcStaticInst::passesCondition().

BitUnion8

#define BitUnion8

(

name

)

Value:

__BitUnion(uint8_t, name)

Definition at line 497 of file bitunion.hh.