From 8be4d04455f70892a94d1e0798e266c948b4750a Mon Sep 17 00:00:00 2001 From: Richard-Qin-X Date: Fri, 14 Aug 2026 04:33:41 +0800 Subject: [CodeGen] Match LLVM Legalizer ownership --- backend/include/rcc/ADT/APInt.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'backend/include/rcc/ADT/APInt.h') diff --git a/backend/include/rcc/ADT/APInt.h b/backend/include/rcc/ADT/APInt.h index abd10f9..22ecf62 100644 --- a/backend/include/rcc/ADT/APInt.h +++ b/backend/include/rcc/ADT/APInt.h @@ -26,6 +26,8 @@ public: std::span Words); [[nodiscard]] static Expected fromUnsigned(std::uint32_t BitWidth, std::uint64_t Value); [[nodiscard]] static Expected fromSigned(std::uint32_t BitWidth, std::int64_t Value); + [[nodiscard]] static Expected getLowBitsSet(std::uint32_t BitWidth, + std::uint32_t SetBitCount); [[nodiscard]] static Expected parseDecimal(std::uint32_t BitWidth, std::string_view Text); [[nodiscard]] static Expected parseLLVMHex(std::uint32_t BitWidth, std::string_view Text); @@ -42,6 +44,9 @@ public: [[nodiscard]] std::size_t activeBitWidth() const noexcept; [[nodiscard]] std::size_t countrZero() const noexcept; [[nodiscard]] std::uint64_t word(std::size_t Index) const noexcept; + [[nodiscard]] Expected trunc(std::uint32_t NewBitWidth) const; + [[nodiscard]] Expected zext(std::uint32_t NewBitWidth) const; + [[nodiscard]] Expected sext(std::uint32_t NewBitWidth) const; [[nodiscard]] int compare(const APInt &Other) const noexcept; [[nodiscard]] int compareToShifted(const APInt &Other, std::size_t OtherShift) const noexcept; -- cgit v1.2.3