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// SPDX-License-Identifier: GPL-3.0-or-later
#ifndef RCC_CODEGEN_MACHINESTACKSLOTCOLORING_H
#define RCC_CODEGEN_MACHINESTACKSLOTCOLORING_H
#include "rcc/CodeGen/MachinePass.h"
#include <cstddef>
namespace rcc {
struct MachineStackSlotColoringOptions final {
std::size_t MaximumColoredSlots = 4'096;
};
class MachineStackSlotColoringPass final : public MachineFunctionPass {
public:
explicit MachineStackSlotColoringPass(MachineStackSlotColoringOptions Options = {}) noexcept
: Options(Options) {}
[[nodiscard]] const MachinePassContract &contract() const noexcept override;
[[nodiscard]] Expected<MachinePassResult> run(MachineFunction &Function,
const TargetDescription &Target,
MachineAnalysisManager &Analyses) override;
private:
[[nodiscard]] Expected<MachinePassResult> runImplementation(MachineFunction &Function) const;
MachineStackSlotColoringOptions Options;
};
} // namespace rcc
#endif // RCC_CODEGEN_MACHINESTACKSLOTCOLORING_H
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