diff options
Diffstat (limited to 'llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp index bdb328f..39f7ee7 100644 --- a/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp +++ b/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp @@ -182,14 +182,26 @@ void TargetLoweringObjectFileELF::Initialize(MCContext &Ctx, // The small model guarantees static code/data size < 4GB, but not where it // will be in memory. Most of these could end up >2GB away so even a signed // pc-relative 32-bit address is insufficient, theoretically. - // - // Use DW_EH_PE_indirect even for -fno-pic to avoid copy relocations. - LSDAEncoding = dwarf::DW_EH_PE_pcrel | - (TgtM.getTargetTriple().getEnvironment() == Triple::GNUILP32 - ? dwarf::DW_EH_PE_sdata4 - : dwarf::DW_EH_PE_sdata8); - PersonalityEncoding = LSDAEncoding | dwarf::DW_EH_PE_indirect; - TTypeEncoding = LSDAEncoding | dwarf::DW_EH_PE_indirect; + if (isPositionIndependent()) { + // ILP32 uses sdata4 instead of sdata8 + if (TgtM.getTargetTriple().getEnvironment() == Triple::GNUILP32) { + PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | + dwarf::DW_EH_PE_sdata4; + LSDAEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4; + TTypeEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | + dwarf::DW_EH_PE_sdata4; + } else { + PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | + dwarf::DW_EH_PE_sdata8; + LSDAEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata8; + TTypeEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | + dwarf::DW_EH_PE_sdata8; + } + } else { + PersonalityEncoding = dwarf::DW_EH_PE_absptr; + LSDAEncoding = dwarf::DW_EH_PE_absptr; + TTypeEncoding = dwarf::DW_EH_PE_absptr; + } break; case Triple::lanai: LSDAEncoding = dwarf::DW_EH_PE_absptr; |