llvm/llvm/tools/llvm-xray/xray-graph.h

//===-- xray-graph.h - XRay Function Call Graph Renderer --------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Generate a DOT file to represent the function call graph encountered in
// the trace.
//
//===----------------------------------------------------------------------===//

#ifndef XRAY_GRAPH_H
#define XRAY_GRAPH_H

#include <string>
#include <vector>

#include "func-id-helper.h"
#include "xray-color-helper.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/Errc.h"
#include "llvm/Support/Program.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/XRay/Graph.h"
#include "llvm/XRay/Trace.h"
#include "llvm/XRay/XRayRecord.h"

namespace llvm {
namespace xray {

/// A class encapsulating the logic related to analyzing XRay traces, producting
/// Graphs from them and then exporting those graphs for review.
class GraphRenderer { … };

/// Vector Sum of TimeStats
inline GraphRenderer::TimeStat operator+(const GraphRenderer::TimeStat &A,
                                         const GraphRenderer::TimeStat &B) { … }

/// Vector Difference of Timestats
inline GraphRenderer::TimeStat operator-(const GraphRenderer::TimeStat &A,
                                         const GraphRenderer::TimeStat &B) { … }

/// Scalar Diference of TimeStat and double
inline GraphRenderer::TimeStat operator/(const GraphRenderer::TimeStat &A,
                                         double B) { … }

/// Scalar product of TimeStat and Double
inline GraphRenderer::TimeStat operator*(const GraphRenderer::TimeStat &A,
                                         double B) { … }

/// Scalar product of double TimeStat
inline GraphRenderer::TimeStat operator*(double A,
                                         const GraphRenderer::TimeStat &B) { … }

/// Hadamard Product of TimeStats
inline GraphRenderer::TimeStat operator*(const GraphRenderer::TimeStat &A,
                                         const GraphRenderer::TimeStat &B) { … }

/// Hadamard Division of TimeStats
inline GraphRenderer::TimeStat operator/(const GraphRenderer::TimeStat &A,
                                         const GraphRenderer::TimeStat &B) { … }
} // namespace xray
} // namespace llvm

#endif // XRAY_GRAPH_H