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#include "llvm/IR/Function.h"
#include "llvm/IR/Module.h"
#include "llvm/Pass.h"
#include "llvm/Passes/PassBuilder.h"
#include "llvm/Passes/PassPlugin.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Analysis/InlineOrder.h"
using namespace llvm;
namespace {
class NoFooInlineOrder : public InlineOrder<std::pair<CallBase *, int>> {
public:
NoFooInlineOrder(FunctionAnalysisManager &FAM, const InlineParams &Params,
ModuleAnalysisManager &MAM, Module &M) {
DefaultInlineOrder = getDefaultInlineOrder(FAM, Params, MAM, M);
}
size_t size() override { return DefaultInlineOrder->size(); }
void push(const std::pair<CallBase *, int> &Elt) override {
// We ignore calles named "foo"
if (Elt.first->getCalledFunction()->getName() == "foo") {
DefaultInlineOrder->push(Elt);
}
}
std::pair<CallBase *, int> pop() override {
return DefaultInlineOrder->pop();
}
void erase_if(function_ref<bool(std::pair<CallBase *, int>)> Pred) override {
DefaultInlineOrder->erase_if(Pred);
}
private:
std::unique_ptr<InlineOrder<std::pair<CallBase *, int>>> DefaultInlineOrder;
};
std::unique_ptr<InlineOrder<std::pair<CallBase *, int>>>
NoFooInlineOrderFactory(FunctionAnalysisManager &FAM,
const InlineParams &Params, ModuleAnalysisManager &MAM,
Module &M) {
return std::make_unique<NoFooInlineOrder>(FAM, Params, MAM, M);
}
} // namespace
/* New PM Registration */
llvm::PassPluginLibraryInfo getDefaultDynamicInlineOrderPluginInfo() {
return {LLVM_PLUGIN_API_VERSION, "DynamicDefaultInlineOrder",
LLVM_VERSION_STRING, [](PassBuilder &PB) {
// We use the PassBuilder's callback mechanism
// to register our Analysis: this will register
// our PluginInlineOrderAnalysis instance with
// the ModuleAnalysisManager
PB.registerAnalysisRegistrationCallback(
[](ModuleAnalysisManager &MAM) {
MAM.registerPass([] {
// defaultInlineOrderFactory will be
// used to create an InlineOrder
return PluginInlineOrderAnalysis(NoFooInlineOrderFactory);
});
});
}};
}
extern "C" LLVM_ATTRIBUTE_WEAK ::llvm::PassPluginLibraryInfo
llvmGetPassPluginInfo() {
return getDefaultDynamicInlineOrderPluginInfo();
}
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