| 1 | //===- TestDiagnostics.cpp - Test Diagnostic Utilities --------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file contains test passes for constructing and resolving dominance |
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| 10 | // information. |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |
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| 14 | #include "mlir/IR/SymbolTable.h" |
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| 15 | #include "mlir/Pass/Pass.h" |
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| 16 | #include "llvm/Support/SourceMgr.h" |
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| 17 | |
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| 18 | using namespace mlir; |
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| 19 | |
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| 20 | namespace { |
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| 21 | struct TestDiagnosticFilterPass |
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| 22 | : public PassWrapper<TestDiagnosticFilterPass, |
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| 23 | InterfacePass<SymbolOpInterface>> { |
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| 24 | MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestDiagnosticFilterPass) |
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| 25 | |
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| 26 | StringRef getArgument() const final { return "test-diagnostic-filter" ; } |
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| 27 | StringRef getDescription() const final { |
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| 28 | return "Test diagnostic filtering support." ; |
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| 29 | } |
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| 30 | TestDiagnosticFilterPass() = default; |
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| 31 | TestDiagnosticFilterPass(const TestDiagnosticFilterPass &) {} |
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| 32 | |
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| 33 | void runOnOperation() override { |
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| 34 | llvm::errs() << "Test '" << getOperation().getName() << "'\n" ; |
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| 35 | |
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| 36 | // Build a diagnostic handler that has filtering capabilities. |
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| 37 | auto filterFn = [&](Location loc) { |
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| 38 | // Ignore non-file locations. |
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| 39 | FileLineColLoc fileLoc = dyn_cast<FileLineColLoc>(loc); |
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| 40 | if (!fileLoc) |
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| 41 | return true; |
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| 42 | |
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| 43 | // Don't show file locations if their name contains a filter. |
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| 44 | return llvm::none_of(filters, [&](StringRef filter) { |
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| 45 | return fileLoc.getFilename().strref().contains(filter); |
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| 46 | }); |
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| 47 | }; |
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| 48 | llvm::SourceMgr sourceMgr; |
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| 49 | SourceMgrDiagnosticHandler handler(sourceMgr, &getContext(), llvm::errs(), |
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| 50 | filterFn); |
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| 51 | |
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| 52 | // Emit a diagnostic for every operation with a valid loc. |
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| 53 | getOperation()->walk([&](Operation *op) { |
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| 54 | if (LocationAttr locAttr = op->getAttrOfType<LocationAttr>(name: "test.loc" )) |
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| 55 | emitError(loc: locAttr, message: "test diagnostic" ); |
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| 56 | }); |
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| 57 | } |
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| 58 | |
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| 59 | ListOption<std::string> filters{ |
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| 60 | *this, "filters" , |
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| 61 | llvm::cl::desc("Specifies the diagnostic file name filters." )}; |
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| 62 | }; |
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| 63 | |
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| 64 | } // namespace |
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| 65 | |
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| 66 | namespace mlir { |
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| 67 | namespace test { |
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| 68 | void registerTestDiagnosticsPass() { |
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| 69 | PassRegistration<TestDiagnosticFilterPass>{}; |
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| 70 | } |
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| 71 | } // namespace test |
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| 72 | } // namespace mlir |
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| 73 | |
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