diff --git a/BaseTools/Source/C/GenFw/Elf64Convert.c b/BaseTools/Source/C/GenFw/Elf64Convert.c index 944c94b8f8..708c1a1d91 100644 --- a/BaseTools/Source/C/GenFw/Elf64Convert.c +++ b/BaseTools/Source/C/GenFw/Elf64Convert.c @@ -785,6 +785,17 @@ WriteSections64 ( *(INT32 *)Targ = (INT32)((INT64)(*(INT32 *)Targ) - SymShdr->sh_addr + mCoffSectionsOffset[Sym->st_shndx]); VerboseMsg ("Relocation: 0x%08X", *(UINT32*)Targ); break; + + case R_X86_64_PLT32: + // + // Treat R_X86_64_PLT32 relocations as R_X86_64_PC32: this is + // possible since we know all code symbol references resolve to + // definitions in the same module (UEFI has no shared libraries), + // and so there is never a reason to jump via a PLT entry, + // allowing us to resolve the reference using the symbol directly. + // + VerboseMsg ("Treating R_X86_64_PLT32 as R_X86_64_PC32 ..."); + /* fall through */ case R_X86_64_PC32: // // Relative relocation: Symbol - Ip + Addend @@ -935,6 +946,7 @@ WriteRelocations64 ( switch (ELF_R_TYPE(Rel->r_info)) { case R_X86_64_NONE: case R_X86_64_PC32: + case R_X86_64_PLT32: break; case R_X86_64_64: VerboseMsg ("EFI_IMAGE_REL_BASED_DIR64 Offset: 0x%08X",