1 | //===- TestAssert.cpp - Test cf.assert Lowering ----------------*- c++ -*-===// |
---|---|
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | // |
9 | // This file implements a pass for integration testing of wide integer |
10 | // emulation patterns. Applies conversion patterns only to functions whose |
11 | // names start with a specified prefix. |
12 | // |
13 | //===----------------------------------------------------------------------===// |
14 | |
15 | #include "mlir/Conversion/ControlFlowToLLVM/ControlFlowToLLVM.h" |
16 | #include "mlir/Conversion/LLVMCommon/ConversionTarget.h" |
17 | #include "mlir/Conversion/LLVMCommon/TypeConverter.h" |
18 | #include "mlir/Dialect/ControlFlow/IR/ControlFlow.h" |
19 | #include "mlir/Dialect/LLVMIR/LLVMDialect.h" |
20 | #include "mlir/Pass/Pass.h" |
21 | #include "mlir/Transforms/DialectConversion.h" |
22 | |
23 | using namespace mlir; |
24 | |
25 | namespace { |
26 | struct TestAssertPass |
27 | : public PassWrapper<TestAssertPass, OperationPass<ModuleOp>> { |
28 | MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestAssertPass) |
29 | |
30 | void getDependentDialects(DialectRegistry ®istry) const override { |
31 | registry.insert<cf::ControlFlowDialect, LLVM::LLVMDialect>(); |
32 | } |
33 | StringRef getArgument() const final { return "test-cf-assert"; } |
34 | StringRef getDescription() const final { |
35 | return "Function pass to test cf.assert lowering to LLVM without abort"; |
36 | } |
37 | |
38 | void runOnOperation() override { |
39 | LLVMConversionTarget target(getContext()); |
40 | RewritePatternSet patterns(&getContext()); |
41 | |
42 | LLVMTypeConverter converter(&getContext()); |
43 | mlir::cf::populateAssertToLLVMConversionPattern(converter, patterns, |
44 | /*abortOnFailure=*/false); |
45 | |
46 | if (failed(result: applyPartialConversion(getOperation(), target, |
47 | std::move(patterns)))) |
48 | signalPassFailure(); |
49 | } |
50 | }; |
51 | } // namespace |
52 | |
53 | namespace mlir::test { |
54 | void registerTestCfAssertPass() { PassRegistration<TestAssertPass>(); } |
55 | } // namespace mlir::test |
56 |