XeGPUSubgroupDistribute.cpp File Reference

#include "mlir/Analysis/DataFlow/ConstantPropagationAnalysis.h"
#include "mlir/Analysis/DataFlow/DeadCodeAnalysis.h"
#include "mlir/Analysis/DataFlow/SparseAnalysis.h"
#include "mlir/Analysis/DataFlowFramework.h"
#include "mlir/Dialect/GPU/IR/GPUDialect.h"
#include "mlir/Dialect/MemRef/IR/MemRef.h"
#include "mlir/Dialect/Vector/IR/VectorOps.h"
#include "mlir/Dialect/XeGPU/IR/XeGPU.h"
#include "mlir/Dialect/XeGPU/Transforms/Passes.h"
#include "mlir/Dialect/XeGPU/Transforms/Transforms.h"
#include "mlir/IR/Builders.h"
#include "mlir/Interfaces/FunctionInterfaces.h"
#include "llvm/ADT/TypeSwitch.h"
#include "llvm/Support/raw_ostream.h"
#include "mlir/Dialect/XeGPU/Transforms/Passes.h.inc"

Go to the source code of this file.

Namespaces
	mlir
	Include the generated interface declarations.
	mlir::xegpu

Macros
#define	GEN_PASS_DEF_XEGPUSUBGROUPDISTRIBUTE

Variables
constexpr unsigned	subgroupSize = 16
	HW dependent constants. More...
constexpr unsigned	packedSizeInBitsForDefault
	If DPAS A or B operands have low precision element types they must be packed according to the following sizes. More...
constexpr unsigned	packedSizeInBitsForDpasB

Macro Definition Documentation

GEN_PASS_DEF_XEGPUSUBGROUPDISTRIBUTE

#define GEN_PASS_DEF_XEGPUSUBGROUPDISTRIBUTE

Definition at line 25 of file XeGPUSubgroupDistribute.cpp.

Variable Documentation

packedSizeInBitsForDefault

constexpr unsigned packedSizeInBitsForDefault

constexpr

Initial value:

=
    16

If DPAS A or B operands have low precision element types they must be packed according to the following sizes.

Definition at line 38 of file XeGPUSubgroupDistribute.cpp.

packedSizeInBitsForDpasB

constexpr unsigned packedSizeInBitsForDpasB

constexpr

Initial value:

=
    32

Definition at line 40 of file XeGPUSubgroupDistribute.cpp.

subgroupSize

constexpr unsigned subgroupSize = 16

constexpr

HW dependent constants.

TODO: These constants should be queried from the target information.

Definition at line 35 of file XeGPUSubgroupDistribute.cpp.

Referenced by mlir::spirv::getEntryPointABIAttr(), lowerEntryPointABIAttr(), mlir::populateGpuLowerClusteredSubgroupReduceToShufflePatterns(), and mlir::populateGpuLowerSubgroupReduceToShufflePatterns().