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//===- InlineOrder.h - Inlining order abstraction -*- 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
//
//===----------------------------------------------------------------------===//
//
#ifndef LLVM_ANALYSIS_INLINEORDER_H
#define LLVM_ANALYSIS_INLINEORDER_H
#include "llvm/ADT/STLFunctionalExtras.h"
#include "llvm/Analysis/InlineCost.h"
#include <utility>
namespace llvm {
class CallBase;
template <typename T> class InlineOrder {
public:
virtual ~InlineOrder() = default;
virtual size_t size() = 0;
virtual void push(const T &Elt) = 0;
virtual T pop() = 0;
virtual void erase_if(function_ref<bool(T)> Pred) = 0;
bool empty() { return !size(); }
};
std::unique_ptr<InlineOrder<std::pair<CallBase *, int>>>
getDefaultInlineOrder(FunctionAnalysisManager &FAM, const InlineParams &Params,
ModuleAnalysisManager &MAM, Module &M);
std::unique_ptr<InlineOrder<std::pair<CallBase *, int>>>
getInlineOrder(FunctionAnalysisManager &FAM, const InlineParams &Params,
ModuleAnalysisManager &MAM, Module &M);
/// Used for dynamically loading instances of InlineOrder as plugins
///
/// Plugins must implement an InlineOrderFactory, for an example refer to:
/// llvm/unittests/Analysis/InlineOrderPlugin/InlineOrderPlugin.cpp
///
/// If a PluginInlineOrderAnalysis has been registered with the
/// current ModuleAnalysisManager, llvm::getInlineOrder returns an
/// InlineOrder created by the PluginInlineOrderAnalysis' Factory.
///
class PluginInlineOrderAnalysis
: public AnalysisInfoMixin<PluginInlineOrderAnalysis> {
public:
static AnalysisKey Key;
typedef std::unique_ptr<InlineOrder<std::pair<CallBase *, int>>> (
*InlineOrderFactory)(FunctionAnalysisManager &FAM,
const InlineParams &Params,
ModuleAnalysisManager &MAM, Module &M);
PluginInlineOrderAnalysis(InlineOrderFactory Factory) : Factory(Factory) {
HasBeenRegistered = true;
assert(Factory != nullptr &&
"The plugin inline order factory should not be a null pointer.");
}
struct Result {
InlineOrderFactory Factory;
};
Result run(Module &, ModuleAnalysisManager &) { return {Factory}; }
Result getResult() { return {Factory}; }
static bool isRegistered() { return HasBeenRegistered; }
static void unregister() { HasBeenRegistered = false; }
private:
static bool HasBeenRegistered;
InlineOrderFactory Factory;
};
} // namespace llvm
#endif // LLVM_ANALYSIS_INLINEORDER_H
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