diff options
Diffstat (limited to 'backend/include')
4 files changed, 64 insertions, 1 deletions
diff --git a/backend/include/rcc/CodeGen/MachinePipelinePasses.h b/backend/include/rcc/CodeGen/MachinePipelinePasses.h index 08f0dac..1187e4a 100644 --- a/backend/include/rcc/CodeGen/MachinePipelinePasses.h +++ b/backend/include/rcc/CodeGen/MachinePipelinePasses.h @@ -6,12 +6,16 @@ #include "rcc/CodeGen/MachinePass.h" #include "rcc/CodeGen/TargetCodeGen.h" +#include <memory> + namespace rcc { class LegalizerPass final : public MachineFunctionPass { public: explicit LegalizerPass(const TargetLegalizerInfo *Info) : Info(Info) {} explicit LegalizerPass(const TargetLegalizerInfo &Info) : Info(&Info) {} + explicit LegalizerPass(std::unique_ptr<TargetLegalizerInfo> Info) + : OwnedInfo(std::move(Info)), Info(OwnedInfo.get()) {} [[nodiscard]] const MachinePassContract &contract() const noexcept override; [[nodiscard]] Expected<MachinePassResult> run(MachineFunction &Function, @@ -23,7 +27,8 @@ private: const TargetDescription &Target, MachineActionReplay &Actions); - const TargetLegalizerInfo *Info; + std::unique_ptr<TargetLegalizerInfo> OwnedInfo; + const TargetLegalizerInfo *Info = nullptr; }; class RegisterBankSelectPass final : public MachineFunctionPass { diff --git a/backend/include/rcc/Target/RISCV/RISCVCodeGen.h b/backend/include/rcc/Target/RISCV/RISCVCodeGen.h index b6b207c..a39a3fa 100644 --- a/backend/include/rcc/Target/RISCV/RISCVCodeGen.h +++ b/backend/include/rcc/Target/RISCV/RISCVCodeGen.h @@ -12,10 +12,15 @@ #include "rcc/CodeGen/TargetPseudoExpansion.h" #include "rcc/CodeGen/TargetRegisterAllocationInfo.h" #include "rcc/CodeGen/TargetSchedulingModel.h" +#include "rcc/Target/RISCV/RISCVSubtarget.h" + +#include <memory> namespace rcc::riscv { [[nodiscard]] const TargetLegalizerInfo &legalizerInfo() noexcept; +[[nodiscard]] std::unique_ptr<TargetLegalizerInfo> +createLegalizerInfo(RISCVSubtargetFeatures Features); [[nodiscard]] const TargetRegisterBankInfo ®isterBankInfo() noexcept; [[nodiscard]] const TargetInstructionSelector &instructionSelector() noexcept; [[nodiscard]] const TargetSSAInfo &ssaInfo() noexcept; diff --git a/backend/include/rcc/Target/RISCV/RISCVPipeline.h b/backend/include/rcc/Target/RISCV/RISCVPipeline.h index 8bd79e9..fa2cb45 100644 --- a/backend/include/rcc/Target/RISCV/RISCVPipeline.h +++ b/backend/include/rcc/Target/RISCV/RISCVPipeline.h @@ -5,6 +5,7 @@ #include "rcc/CodeGen/MachinePass.h" #include "rcc/Support/Error.h" +#include "rcc/Target/RISCV/RISCVSubtarget.h" #include <memory> #include <string> @@ -20,8 +21,13 @@ namespace riscv { [[nodiscard]] Expected<void> addCanonicalPipeline(MachinePassManager &Pipeline, const MachineFunction &Function); +[[nodiscard]] Expected<void> addCanonicalPipeline(MachinePassManager &Pipeline, + const MachineFunction &Function, + RISCVSubtargetFeatures Features); [[nodiscard]] Expected<std::unique_ptr<MachineFunctionPass>> createCanonicalPipelinePass(std::string_view Name); +[[nodiscard]] Expected<std::unique_ptr<MachineFunctionPass>> +createCanonicalPipelinePass(std::string_view Name, RISCVSubtargetFeatures Features); [[nodiscard]] Expected<std::vector<std::string>> canonicalPipelinePassNames(const MachineFunction &Function); [[nodiscard]] Expected<void> diff --git a/backend/include/rcc/Target/RISCV/RISCVSubtarget.h b/backend/include/rcc/Target/RISCV/RISCVSubtarget.h new file mode 100644 index 0000000..d5f088f --- /dev/null +++ b/backend/include/rcc/Target/RISCV/RISCVSubtarget.h @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef RCC_TARGET_RISCV_RISCVSUBTARGET_H +#define RCC_TARGET_RISCV_RISCVSUBTARGET_H + +#include "rcc/Support/Error.h" + +#include <cstdint> +#include <span> +#include <string> + +namespace rcc::riscv { + +enum class RISCVExtension : std::uint8_t { + I, + M, + A, + F, + D, + C, + Zicsr, + Zifencei, + Zacas, + Zabha, + Count, +}; + +class RISCVSubtargetFeatures final { +public: + [[nodiscard]] static Expected<RISCVSubtargetFeatures> + fromFeatureList(std::span<const std::string> Features); + [[nodiscard]] static RISCVSubtargetFeatures rv64gc() noexcept; + + [[nodiscard]] bool has(RISCVExtension Extension) const noexcept; + + friend bool operator==(const RISCVSubtargetFeatures &Left, + const RISCVSubtargetFeatures &Right) = default; + +private: + explicit constexpr RISCVSubtargetFeatures(std::uint16_t Enabled) noexcept : Enabled(Enabled) {} + + std::uint16_t Enabled = 0; +}; + +} // namespace rcc::riscv + +#endif // RCC_TARGET_RISCV_RISCVSUBTARGET_H |