From 36c4344ddf1866005c62910166ca077bf2e8f62e Mon Sep 17 00:00:00 2001 From: Richard-Qin-X Date: Wed, 26 Aug 2026 17:38:21 +0800 Subject: [CodeGen] Implement RISC-V finalize-isel --- backend/include/rcc/CodeGen/FinalizeISel.h | 37 ++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 backend/include/rcc/CodeGen/FinalizeISel.h (limited to 'backend/include/rcc/CodeGen/FinalizeISel.h') diff --git a/backend/include/rcc/CodeGen/FinalizeISel.h b/backend/include/rcc/CodeGen/FinalizeISel.h new file mode 100644 index 0000000..c3121ec --- /dev/null +++ b/backend/include/rcc/CodeGen/FinalizeISel.h @@ -0,0 +1,37 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef RCC_CODEGEN_FINALIZEISEL_H +#define RCC_CODEGEN_FINALIZEISEL_H + +#include "rcc/CodeGen/MachinePassManager.h" + +namespace rcc { + +class MachineBasicBlock; +class MachineInstr; + +class TargetFinalizeISelInfo { +public: + virtual ~TargetFinalizeISelInfo() = default; + + [[nodiscard]] virtual Expected + emitInstrWithCustomInserter(MachineInstr &Instruction, MachineBasicBlock &Block, + MachineFunction &Function, const TargetDescription &Target) const = 0; +}; + +class FinalizeISelPass final : public MachineFunctionPass { +public: + explicit FinalizeISelPass(const TargetFinalizeISelInfo &Info) noexcept : Info(&Info) {} + + [[nodiscard]] const MachinePassContract &contract() const noexcept override; + [[nodiscard]] Expected run(MachineFunction &Function, + const TargetDescription &Target, + MachineFunctionAnalysisManager &Analyses) override; + +private: + const TargetFinalizeISelInfo *Info; +}; + +} // namespace rcc + +#endif // RCC_CODEGEN_FINALIZEISEL_H -- cgit v1.2.3