forked from OSchip/llvm-project
39 lines
1.6 KiB
C++
39 lines
1.6 KiB
C++
//===- CallInterfaces.cpp - ControlFlow Interfaces ------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "mlir/Interfaces/CallInterfaces.h"
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using namespace mlir;
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//===----------------------------------------------------------------------===//
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// CallOpInterface
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//===----------------------------------------------------------------------===//
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/// Resolve the callable operation for given callee to a CallableOpInterface, or
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/// nullptr if a valid callable was not resolved. `symbolTable` is an optional
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/// parameter that will allow for using a cached symbol table for symbol lookups
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/// instead of performing an O(N) scan.
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Operation *
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CallOpInterface::resolveCallable(SymbolTableCollection *symbolTable) {
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CallInterfaceCallable callable = getCallableForCallee();
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if (auto symbolVal = callable.dyn_cast<Value>())
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return symbolVal.getDefiningOp();
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// If the callable isn't a value, lookup the symbol reference.
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auto symbolRef = callable.get<SymbolRefAttr>();
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if (symbolTable)
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return symbolTable->lookupNearestSymbolFrom(getOperation(), symbolRef);
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return SymbolTable::lookupNearestSymbolFrom(getOperation(), symbolRef);
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}
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//===----------------------------------------------------------------------===//
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// CallInterfaces
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//===----------------------------------------------------------------------===//
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#include "mlir/Interfaces/CallInterfaces.cpp.inc"
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