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// SPDX-License-Identifier: GPL-3.0-or-later
#include "rcc/CodeGen/MachineOptimizationPipeline.h"
#include "rcc/CodeGen/LiveVariables.h"
#include "rcc/CodeGen/MachineAnalyses.h"
#include "rcc/CodeGen/MachineBlockPlacement.h"
#include "rcc/CodeGen/MachineBranchOptimization.h"
#include "rcc/CodeGen/MachineBranchRelaxation.h"
#include "rcc/CodeGen/MachineCSE.h"
#include "rcc/CodeGen/MachineCombiner.h"
#include "rcc/CodeGen/MachineCopyPropagation.h"
#include "rcc/CodeGen/MachineDCE.h"
#include "rcc/CodeGen/MachineFinalization.h"
#include "rcc/CodeGen/MachineLICM.h"
#include "rcc/CodeGen/MachineMemoryFolding.h"
#include "rcc/CodeGen/MachinePeepholeOptimizer.h"
#include "rcc/CodeGen/MachinePseudoExpansion.h"
#include "rcc/CodeGen/MachineScheduler.h"
#include "rcc/CodeGen/MachineShrinkWrapping.h"
#include "rcc/CodeGen/MachineSink.h"
#include "rcc/CodeGen/MachineStackSlotColoring.h"
#include "rcc/CodeGen/MachineTailDuplication.h"
#include "rcc/CodeGen/PostRAScheduler.h"
#include "rcc/CodeGen/PrologueEpilogueInsertion.h"
#include <memory>
#include <utility>
namespace rcc {
namespace {
template <typename Pass, typename... Arguments>
[[nodiscard]] Expected<void> addPass(MachineFunctionPassManager &Pipeline, Arguments &&...Values) {
return Pipeline.addPass(std::make_unique<Pass>(std::forward<Arguments>(Values)...));
}
} // namespace
Expected<void> registerMachineOptimizationAnalyses(MachineFunctionAnalysisManager &Analyses) {
auto Registered = registerStage8MachineAnalyses(Analyses);
if (!Registered)
return std::unexpected(Registered.error());
return registerStage11MachineAnalyses(Analyses);
}
Expected<void>
addSelectedSSAOptimizationPipeline(MachineFunctionPassManager &Pipeline,
const MachineOptimizationPipelineTargetInfo &TargetInfo) {
auto Added = addPass<MachineCombinerPass>(Pipeline, TargetInfo.Combiner);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineMemoryFoldingPass>(Pipeline, TargetInfo.MemoryFolding);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineCSEPass>(Pipeline);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineDCEPass>(Pipeline);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineLICMPass>(Pipeline, MachineCodeMotionStage::SelectedSSA);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineSinkPass>(Pipeline, MachineCodeMotionStage::SelectedSSA);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachinePeepholeOptimizerPass>(Pipeline, TargetInfo.InstrInfo);
if (!Added)
return std::unexpected(Added.error());
return addPass<MachineDCEPass>(Pipeline);
}
Expected<void> addPreRegisterAllocationOptimizationPipeline(
MachineFunctionPassManager &Pipeline, const MachineOptimizationPipelineTargetInfo &TargetInfo) {
return addPass<MachineSchedulerPass>(Pipeline, TargetInfo.SchedulingModel,
TargetInfo.SchedulerOptions);
}
Expected<void>
addPostRegisterAllocationPipeline(MachineFunctionPassManager &Pipeline,
const MachineOptimizationPipelineTargetInfo &TargetInfo,
MachineOptimizationPipelineOptions Options) {
auto Added = addPass<MachineStackSlotColoringPass>(Pipeline);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineLICMPass>(Pipeline, MachineCodeMotionStage::PostRegisterAllocation);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineSinkPass>(Pipeline, MachineCodeMotionStage::PostRegisterAllocation);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineShrinkWrappingPass>(Pipeline, TargetInfo.FrameLowering);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<PrologueEpilogueInsertionPass>(Pipeline, TargetInfo.FrameLowering,
TargetInfo.FrameOptions);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineBranchOptimizationPass>(Pipeline, TargetInfo.InstrInfo);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineTailDuplicationPass>(Pipeline, TargetInfo.InstrInfo);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineCopyPropagationPass>(
Pipeline, TargetInfo.InstrInfo,
MachineCopyPropagationOptions{.UseTargetCopyInstructions =
Options.UseTargetCopyInstructions});
if (!Added)
return std::unexpected(Added.error());
Added = addPass<ExpandPostRAPseudosPass>(Pipeline, TargetInfo.PseudoExpansion);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<PostRASchedulerPass>(Pipeline, TargetInfo.SchedulingModel,
TargetInfo.SchedulerOptions);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineBlockPlacementPass>(Pipeline);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<MachineBranchRelaxationPass>(Pipeline, TargetInfo.InstrInfo);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<TargetLatePseudoExpansionPass>(Pipeline, TargetInfo.PseudoExpansion,
TargetInfo.InstrInfo);
if (!Added)
return std::unexpected(Added.error());
Added = addPass<FinalizeEmissionPseudosPass>(Pipeline);
if (!Added)
return std::unexpected(Added.error());
return addPass<FinalEncodabilityVerifierPass>(Pipeline, TargetInfo.InstrInfo);
}
} // namespace rcc
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