47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
//===- TestBlockInLoop.cpp - Pass to test mlir::blockIsInLoop -------------===//
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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/Dialect/Func/IR/FuncOps.h"
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#include "mlir/IR/BuiltinOps.h"
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#include "mlir/Interfaces/LoopLikeInterface.h"
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#include "mlir/Pass/Pass.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace mlir;
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namespace {
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/// This is a test pass that tests Blocks's isInLoop method by checking if each
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/// block in a function is in a loop and outputing if it is
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struct IsInLoopPass
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: public PassWrapper<IsInLoopPass, OperationPass<func::FuncOp>> {
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MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(IsInLoopPass)
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StringRef getArgument() const final { return "test-block-is-in-loop"; }
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StringRef getDescription() const final {
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return "Test mlir::blockIsInLoop()";
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}
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void runOnOperation() override {
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mlir::func::FuncOp func = getOperation();
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func.walk([](mlir::Block *block) {
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llvm::outs() << "Block is ";
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if (LoopLikeOpInterface::blockIsInLoop(block))
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llvm::outs() << "in a loop\n";
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else
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llvm::outs() << "not in a loop\n";
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block->print(llvm::outs());
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llvm::outs() << "\n";
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});
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}
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};
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} // namespace
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namespace mlir {
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void registerLoopLikeInterfaceTestPasses() { PassRegistration<IsInLoopPass>(); }
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} // namespace mlir
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