From b8fb9248e77e492c630ca135d1bfd58b74f9752a Mon Sep 17 00:00:00 2001 From: Richard-Qin-X Date: Mon, 24 Aug 2026 19:01:47 +0800 Subject: [CodeGen] Implement CFI instruction insertion --- backend/include/rcc/CodeGen/CFIInstrInserter.h | 28 ++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 backend/include/rcc/CodeGen/CFIInstrInserter.h (limited to 'backend/include/rcc/CodeGen/CFIInstrInserter.h') diff --git a/backend/include/rcc/CodeGen/CFIInstrInserter.h b/backend/include/rcc/CodeGen/CFIInstrInserter.h new file mode 100644 index 0000000..c6504fc --- /dev/null +++ b/backend/include/rcc/CodeGen/CFIInstrInserter.h @@ -0,0 +1,28 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef RCC_CODEGEN_CFIINSTRINSERTER_H +#define RCC_CODEGEN_CFIINSTRINSERTER_H + +#include "rcc/CodeGen/MachinePassManager.h" + +namespace rcc { + +class TargetFrameLowering; + +class CFIInstrInserterPass final : public MachineFunctionPass { +public: + explicit CFIInstrInserterPass(const TargetFrameLowering &FrameLowering) noexcept + : FrameLowering(&FrameLowering) {} + + [[nodiscard]] const MachinePassContract &contract() const noexcept override; + [[nodiscard]] Expected run(MachineFunction &Function, + const TargetDescription &Target, + MachineFunctionAnalysisManager &Analyses) override; + +private: + const TargetFrameLowering *FrameLowering = nullptr; +}; + +} // namespace rcc + +#endif // RCC_CODEGEN_CFIINSTRINSERTER_H -- cgit v1.2.3