Buffers.cpp File Reference

#include "circt/Dialect/Handshake/HandshakeOps.h"
#include "circt/Dialect/Handshake/HandshakePasses.h"
#include "circt/Dialect/Handshake/HandshakeUtils.h"
#include "mlir/IR/PatternMatch.h"
#include "mlir/Pass/Pass.h"
#include "mlir/Rewrite/FrozenRewritePatternSet.h"
#include "mlir/Transforms/DialectConversion.h"
#include "circt/Dialect/Handshake/HandshakePasses.h.inc"

Include dependency graph for Buffers.cpp:

Go to the source code of this file.

Namespaces
namespace	circt
	The InstanceGraph op interface, see InstanceGraphInterface.td for more details.
namespace	circt::handshake

Macros
#define	GEN_PASS_DEF_HANDSHAKEREMOVEBUFFERS
#define	GEN_PASS_DEF_HANDSHAKEINSERTBUFFERS

Functions
static bool	shouldBufferArgument (BlockArgument arg)
static bool	isUnbufferedChannel (Operation *definingOp, Operation *usingOp)
static void	insertBuffer (Location loc, Value operand, OpBuilder &builder, unsigned numSlots, BufferTypeEnum bufferType)
static void	bufferResults (OpBuilder &builder, Operation *op, unsigned numSlots, BufferTypeEnum bufferType)
static void	bufferAllStrategy (Region &r, OpBuilder &builder, unsigned numSlots, BufferTypeEnum bufferType=BufferTypeEnum::seq)
static bool	inCycle (Operation *src, llvm::function_ref< bool(Operation *)> breaksCycle)
static void	bufferCyclesStrategy (Region &r, OpBuilder &builder, unsigned numSlots, BufferTypeEnum=BufferTypeEnum::seq)
static void	bufferAllFIFOStrategy (Region &r, OpBuilder &builder, unsigned numSlots)
static LogicalResult	bufferRegion (Region &r, OpBuilder &builder, StringRef strategy, unsigned bufferSize)

Macro Definition Documentation

GEN_PASS_DEF_HANDSHAKEINSERTBUFFERS

#define GEN_PASS_DEF_HANDSHAKEINSERTBUFFERS

Definition at line 24 of file Buffers.cpp.

GEN_PASS_DEF_HANDSHAKEREMOVEBUFFERS

#define GEN_PASS_DEF_HANDSHAKEREMOVEBUFFERS

Definition at line 23 of file Buffers.cpp.

Function Documentation

bufferAllFIFOStrategy()

void bufferAllFIFOStrategy ( Region & r, OpBuilder & builder, unsigned numSlots )

static

Definition at line 171 of file Buffers.cpp.

References bufferAllStrategy(), and bufferCyclesStrategy().

Referenced by bufferRegion().

bufferAllStrategy()

void bufferAllStrategy ( Region & r, OpBuilder & builder, unsigned numSlots, BufferTypeEnum bufferType = BufferTypeEnum::seq )

static

Definition at line 96 of file Buffers.cpp.

References insertBuffer(), isUnbufferedChannel(), and shouldBufferArgument().

Referenced by bufferAllFIFOStrategy(), and bufferRegion().

bufferCyclesStrategy()

void bufferCyclesStrategy ( Region & r, OpBuilder & builder, unsigned numSlots, BufferTypeEnum = BufferTypeEnum::seq )

static

Definition at line 146 of file Buffers.cpp.

References bufferResults(), and inCycle().

Referenced by bufferAllFIFOStrategy(), and bufferRegion().

bufferRegion()

LogicalResult bufferRegion ( Region & r, OpBuilder & builder, StringRef strategy, unsigned bufferSize )

static

Definition at line 181 of file Buffers.cpp.

References bufferAllFIFOStrategy(), bufferAllStrategy(), bufferCyclesStrategy(), and success().

bufferResults()

void bufferResults ( OpBuilder & builder, Operation * op, unsigned numSlots, BufferTypeEnum bufferType )

static

Definition at line 85 of file Buffers.cpp.

References insertBuffer().

Referenced by bufferCyclesStrategy().

inCycle()

bool inCycle ( Operation * src, llvm::function_ref< bool(Operation *)> breaksCycle )

static

Definition at line 118 of file Buffers.cpp.

Referenced by bufferCyclesStrategy().

insertBuffer()

void insertBuffer ( Location loc, Value operand, OpBuilder & builder, unsigned numSlots, BufferTypeEnum bufferType )

static

Definition at line 71 of file Buffers.cpp.

Referenced by bufferAllStrategy(), and bufferResults().

isUnbufferedChannel()

bool isUnbufferedChannel ( Operation * definingOp, Operation * usingOp )

static

Definition at line 67 of file Buffers.cpp.

Referenced by bufferAllStrategy().

shouldBufferArgument()

bool shouldBufferArgument ( BlockArgument arg )

static

Definition at line 61 of file Buffers.cpp.

Referenced by bufferAllStrategy().