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| author | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-29 00:25:20 +0800 |
|---|---|---|
| committer | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-29 00:25:20 +0800 |
| commit | 294cefacabb7dbf954cbb70dbb724745eeba3abc (patch) | |
| tree | e375bbbfe68f3b68501bcf75fd2566f56b635730 | |
| parent | 36b5b862c8ab2f75606e23466a3c758ff6d9358b (diff) | |
| download | rcc-project-294cefacabb7dbf954cbb70dbb724745eeba3abc.tar.gz rcc-project-294cefacabb7dbf954cbb70dbb724745eeba3abc.tar.xz | |
[CodeGen] Bind virtual register types once
| -rw-r--r-- | backend/lib/CodeGen/MachineRegisterInfo.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/backend/lib/CodeGen/MachineRegisterInfo.cpp b/backend/lib/CodeGen/MachineRegisterInfo.cpp index cc1cbdb..6147717 100644 --- a/backend/lib/CodeGen/MachineRegisterInfo.cpp +++ b/backend/lib/CodeGen/MachineRegisterInfo.cpp @@ -339,9 +339,10 @@ Expected<LowLevelType> MachineRegisterInfo::getType(Register Reg) const { auto Info = virtualRegisterInfo(Reg); if (!Info) return std::unexpected(Info.error()); - if (!Info->get().Type) + const std::optional<LowLevelType> &Type = Info->get().Type; + if (!Type) return makeUnexpected(ErrorCode::InvalidArgument, "virtual register has no LowLevelType"); - return *Info->get().Type; + return *Type; } Expected<std::size_t> MachineRegisterInfo::replaceRegWith(Register OldReg, Register NewReg) { |