esi::ChannelPort::TranslationInfo Struct Reference

Instructions for translating windowed types. More...

#include <Ports.h>

Collaboration diagram for esi::ChannelPort::TranslationInfo:

Classes
struct	CopyOp
	A copy operation for translating between frame data and the translation. More...
struct	ListFieldInfo
	Information about a list field within a frame (for parallel encoding). More...
struct	FrameInfo
	Information about each frame in the windowed type. More...

Public Member Functions
	TranslationInfo (const WindowType *windowType)
void	precomputeFrameInfo ()
	Precompute and optimize the copy operations for translating frames.
void	requireTranslationSupported () const
	Throw if this window cannot be translated by the runtime translator (e.g.

Public Attributes
const WindowType *	windowType
	The window type being translated.
std::vector< FrameInfo >	frames
	Precomputed information about each frame.
size_t	intoTypeBytes = 0
	Size of the 'into' type in bytes (for fixed-size types).
size_t	frameBytes = 0
	Number of bytes per wire frame (from the lowered type's bit width).
bool	hasListField = false
	True if the window contains a list field (variable-size message).

Detailed Description

Instructions for translating windowed types.

Precomputes and optimizes a list of copy operations.

Definition at line 233 of file Ports.h.

Constructor & Destructor Documentation

TranslationInfo()

esi::ChannelPort::TranslationInfo::TranslationInfo ( const WindowType * windowType )

inline

Definition at line 234 of file Ports.h.

References windowType.

Member Function Documentation

precomputeFrameInfo()

void ChannelPort::TranslationInfo::precomputeFrameInfo

(

)

Precompute and optimize the copy operations for translating frames.

Definition at line 264 of file Ports.cpp.

References esi::ChannelPort::TranslationInfo::CopyOp::bufferOffset, esi::ChannelPort::TranslationInfo::FrameInfo::copyOps, esi::ChannelPort::TranslationInfo::ListFieldInfo::dataOffset, esi::ChannelPort::TranslationInfo::ListFieldInfo::elementSize, esi::ChannelPort::TranslationInfo::FrameInfo::expectedSize, esi::ChannelPort::TranslationInfo::ListFieldInfo::fieldName, frameBytes, esi::ChannelPort::TranslationInfo::CopyOp::frameOffset, frames, esi::Type::getBitWidth(), esi::StructType::getFields(), hasListField, intoTypeBytes, esi::StructType::isReverse(), esi::ChannelPort::TranslationInfo::ListFieldInfo::lastFieldOffset, esi::ChannelPort::TranslationInfo::ListFieldInfo::listDataBufferOffset, esi::ChannelPort::TranslationInfo::FrameInfo::listField, esi::ChannelPort::TranslationInfo::ListFieldInfo::listLengthBufferOffset, esi::WindowType::Field::name, esi::WindowType::Field::numItems, esi::ChannelPort::TranslationInfo::CopyOp::size, esi::ChannelPort::type, and windowType.

requireTranslationSupported()

void ChannelPort::TranslationInfo::requireTranslationSupported

(

)

const

Throw if this window cannot be translated by the runtime translator (e.g.

uses serial/bulk list encoding which is not yet supported).

Definition at line 245 of file Ports.cpp.

References windowType.

Member Data Documentation

frameBytes

size_t esi::ChannelPort::TranslationInfo::frameBytes = 0

Number of bytes per wire frame (from the lowered type's bit width).

Definition at line 292 of file Ports.h.

Referenced by precomputeFrameInfo().

frames

std::vector<FrameInfo> esi::ChannelPort::TranslationInfo::frames

Precomputed information about each frame.

Definition at line 287 of file Ports.h.

Referenced by precomputeFrameInfo().

hasListField

bool esi::ChannelPort::TranslationInfo::hasListField = false

True if the window contains a list field (variable-size message).

Definition at line 294 of file Ports.h.

Referenced by precomputeFrameInfo().

intoTypeBytes

size_t esi::ChannelPort::TranslationInfo::intoTypeBytes = 0

Size of the 'into' type in bytes (for fixed-size types).

For types with lists, this is the size of the fixed header portion.

Definition at line 290 of file Ports.h.

Referenced by precomputeFrameInfo().

windowType

const WindowType* esi::ChannelPort::TranslationInfo::windowType

The window type being translated.

Definition at line 244 of file Ports.h.

Referenced by precomputeFrameInfo(), requireTranslationSupported(), and TranslationInfo().

---

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

• /home/runner/work/circt-www/circt-www/circt_src/lib/Dialect/ESI/runtime/cpp/include/esi/Ports.h
• /home/runner/work/circt-www/circt-www/circt_src/lib/Dialect/ESI/runtime/cpp/lib/Ports.cpp