From 307fc0961972ac5264d6f3459978fbec95cad3a9 Mon Sep 17 00:00:00 2001 From: Richard-Qin-X Date: Wed, 19 Aug 2026 04:27:41 +0800 Subject: [RISCV][GlobalISel] Select and expand global addresses --- backend/lib/Target/RISCV/RISCVMCTargetLowering.cpp | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) (limited to 'backend/lib/Target/RISCV/RISCVMCTargetLowering.cpp') diff --git a/backend/lib/Target/RISCV/RISCVMCTargetLowering.cpp b/backend/lib/Target/RISCV/RISCVMCTargetLowering.cpp index 78c56a3..61cb587 100644 --- a/backend/lib/Target/RISCV/RISCVMCTargetLowering.cpp +++ b/backend/lib/Target/RISCV/RISCVMCTargetLowering.cpp @@ -48,9 +48,11 @@ constexpr std::uint32_t CopyF32TargetFlag = 8; constexpr std::uint32_t CopyF64TargetFlag = 16; constexpr std::uint32_t AbsoluteHighTargetFlag = 32; constexpr std::uint32_t AbsoluteLowTargetFlag = 64; -constexpr std::uint32_t KnownTargetFlags = - CallTargetFlag | PCRelativeHighTargetFlag | PCRelativeLowTargetFlag | CopyF32TargetFlag | - CopyF64TargetFlag | AbsoluteHighTargetFlag | AbsoluteLowTargetFlag; +constexpr std::uint32_t GOTPCRelativeHighTargetFlag = 128; +constexpr std::uint32_t KnownTargetFlags = CallTargetFlag | PCRelativeHighTargetFlag | + PCRelativeLowTargetFlag | CopyF32TargetFlag | + CopyF64TargetFlag | AbsoluteHighTargetFlag | + AbsoluteLowTargetFlag | GOTPCRelativeHighTargetFlag; [[nodiscard]] Expected targetRelocationSize(TargetRelocationKindID Kind) { if (Kind == targetRelocationKind(RISCVTargetRelocationKind::Absolute32)) @@ -97,6 +99,9 @@ constexpr std::uint32_t KnownTargetFlags = case AbsoluteLowTargetFlag: Kind = RISCVMCExprKind::AbsoluteLow; break; + case GOTPCRelativeHighTargetFlag: + Kind = RISCVMCExprKind::GOTPCRelativeHigh; + break; default: return makeUnexpected(ErrorCode::AssemblyLoweringFailed, "RISC-V operand combines incompatible direct target flags"); -- cgit v1.2.3