TestVectorTransforms.cpp
4.72 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
//===- TestVectorToVectorConversion.cpp - Test VectorTransfers lowering ---===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include <type_traits>
#include "mlir/Dialect/StandardOps/IR/Ops.h"
#include "mlir/Dialect/Vector/VectorOps.h"
#include "mlir/Dialect/Vector/VectorTransforms.h"
#include "mlir/IR/PatternMatch.h"
#include "mlir/Pass/Pass.h"
using namespace mlir;
using namespace mlir::vector;
namespace {
#include "TestVectorTransformPatterns.h.inc"
struct TestVectorToVectorConversion
: public PassWrapper<TestVectorToVectorConversion, FunctionPass> {
void runOnFunction() override {
OwningRewritePatternList patterns;
auto *context = &getContext();
populateWithGenerated(context, &patterns);
populateVectorToVectorCanonicalizationPatterns(patterns, context);
populateVectorToVectorTransformationPatterns(patterns, context);
applyPatternsAndFoldGreedily(getFunction(), patterns);
}
};
struct TestVectorSlicesConversion
: public PassWrapper<TestVectorSlicesConversion, FunctionPass> {
void runOnFunction() override {
OwningRewritePatternList patterns;
populateVectorSlicesLoweringPatterns(patterns, &getContext());
applyPatternsAndFoldGreedily(getFunction(), patterns);
}
};
struct TestVectorContractionConversion
: public PassWrapper<TestVectorContractionConversion, FunctionPass> {
TestVectorContractionConversion() = default;
TestVectorContractionConversion(const TestVectorContractionConversion &pass) {
}
Option<bool> lowerToFlatMatrix{
*this, "vector-lower-matrix-intrinsics",
llvm::cl::desc("Lower vector.contract to llvm.intr.matrix.multiply"),
llvm::cl::init(false)};
Option<bool> lowerToFlatTranspose{
*this, "vector-flat-transpose",
llvm::cl::desc("Lower 2-D vector.transpose to vector.flat_transpose"),
llvm::cl::init(false)};
Option<bool> lowerToOuterProduct{
*this, "vector-outerproduct",
llvm::cl::desc("Lower vector.contract to vector.outerproduct"),
llvm::cl::init(false)};
void runOnFunction() override {
OwningRewritePatternList patterns;
// Test on one pattern in isolation.
if (lowerToOuterProduct) {
VectorContractLowering lowering = VectorContractLowering::OuterProduct;
VectorTransformsOptions options{lowering};
patterns.insert<ContractionOpToOuterProductOpLowering>(options,
&getContext());
applyPatternsAndFoldGreedily(getFunction(), patterns);
return;
}
// Test on all contract lowering patterns.
VectorContractLowering contractLowering = VectorContractLowering::Dot;
if (lowerToFlatMatrix)
contractLowering = VectorContractLowering::Matmul;
VectorTransposeLowering transposeLowering =
VectorTransposeLowering::EltWise;
if (lowerToFlatTranspose)
transposeLowering = VectorTransposeLowering::Flat;
VectorTransformsOptions options{contractLowering, transposeLowering};
populateVectorContractLoweringPatterns(patterns, &getContext(), options);
applyPatternsAndFoldGreedily(getFunction(), patterns);
}
};
struct TestVectorUnrollingPatterns
: public PassWrapper<TestVectorUnrollingPatterns, FunctionPass> {
void runOnFunction() override {
MLIRContext *ctx = &getContext();
OwningRewritePatternList patterns;
patterns.insert<UnrollVectorPattern<AddFOp>>(ArrayRef<int64_t>{2, 2}, ctx);
patterns.insert<UnrollVectorPattern<vector::ContractionOp>>(
ArrayRef<int64_t>{2, 2, 2}, ctx);
populateVectorToVectorCanonicalizationPatterns(patterns, ctx);
populateVectorToVectorTransformationPatterns(patterns, ctx);
applyPatternsAndFoldGreedily(getFunction(), patterns);
}
};
} // end anonymous namespace
namespace mlir {
void registerTestVectorConversions() {
PassRegistration<TestVectorToVectorConversion> vectorToVectorPass(
"test-vector-to-vector-conversion",
"Test conversion patterns between ops in the vector dialect");
PassRegistration<TestVectorSlicesConversion> slicesPass(
"test-vector-slices-conversion",
"Test conversion patterns that lower slices ops in the vector dialect");
PassRegistration<TestVectorContractionConversion> contractionPass(
"test-vector-contraction-conversion",
"Test conversion patterns that lower contract ops in the vector dialect");
PassRegistration<TestVectorUnrollingPatterns> contractionUnrollingPass(
"test-vector-unrolling-patterns",
"Test conversion patterns to unroll contract ops in the vector dialect");
}
} // namespace mlir