83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
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//===---- Query.cpp - -----------------------------------------------------===//
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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/Query/Query.h"
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#include "QueryParser.h"
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#include "mlir/Query/Matcher/MatchFinder.h"
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#include "mlir/Query/QuerySession.h"
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#include "mlir/Support/LogicalResult.h"
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#include "llvm/Support/SourceMgr.h"
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#include "llvm/Support/raw_ostream.h"
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namespace mlir::query {
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QueryRef parse(llvm::StringRef line, const QuerySession &qs) {
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return QueryParser::parse(line, qs);
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}
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std::vector<llvm::LineEditor::Completion>
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complete(llvm::StringRef line, size_t pos, const QuerySession &qs) {
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return QueryParser::complete(line, pos, qs);
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}
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static void printMatch(llvm::raw_ostream &os, QuerySession &qs, Operation *op,
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const std::string &binding) {
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auto fileLoc = op->getLoc()->findInstanceOf<FileLineColLoc>();
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auto smloc = qs.getSourceManager().FindLocForLineAndColumn(
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qs.getBufferId(), fileLoc.getLine(), fileLoc.getColumn());
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qs.getSourceManager().PrintMessage(os, smloc, llvm::SourceMgr::DK_Note,
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"\"" + binding + "\" binds here");
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}
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Query::~Query() = default;
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mlir::LogicalResult InvalidQuery::run(llvm::raw_ostream &os,
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QuerySession &qs) const {
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os << errStr << "\n";
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return mlir::failure();
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}
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mlir::LogicalResult NoOpQuery::run(llvm::raw_ostream &os,
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QuerySession &qs) const {
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return mlir::success();
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}
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mlir::LogicalResult HelpQuery::run(llvm::raw_ostream &os,
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QuerySession &qs) const {
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os << "Available commands:\n\n"
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" match MATCHER, m MATCHER "
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"Match the mlir against the given matcher.\n"
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" quit "
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"Terminates the query session.\n\n";
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return mlir::success();
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}
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mlir::LogicalResult QuitQuery::run(llvm::raw_ostream &os,
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QuerySession &qs) const {
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qs.terminate = true;
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return mlir::success();
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}
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mlir::LogicalResult MatchQuery::run(llvm::raw_ostream &os,
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QuerySession &qs) const {
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int matchCount = 0;
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std::vector<Operation *> matches =
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matcher::MatchFinder().getMatches(qs.getRootOp(), matcher);
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os << "\n";
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for (Operation *op : matches) {
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os << "Match #" << ++matchCount << ":\n\n";
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// Placeholder "root" binding for the initial draft.
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printMatch(os, qs, op, "root");
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}
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os << matchCount << (matchCount == 1 ? " match.\n\n" : " matches.\n\n");
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return mlir::success();
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}
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} // namespace mlir::query
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