[AMDGPU] add AMDGPU target support to ELFObjectFile.h header

Differential Revision: http://reviews.llvm.org/D17144

llvm-svn: 263026

1 files changed, 12 insertions, 0 deletions

diff --git a/llvm/include/llvm/Object/ELFObjectFile.h b/llvm/include/llvm/Object/ELFObjectFile.h
index d927aace242..b01fa1da4b3 100644
--- a/llvm/include/llvm/Object/ELFObjectFile.h
+++ b/llvm/include/llvm/Object/ELFObjectFile.h
@@ -846,6 +846,8 @@ StringRef ELFObjectFile<ELFT>::getFileFormatName() const {
       return "ELF32-sparc";
     case ELF::EM_WEBASSEMBLY:
       return "ELF32-wasm";
+    case ELF::EM_AMDGPU:
+      return "ELF32-amdgpu";
     default:
       return "ELF32-unknown";
     }
@@ -867,6 +869,10 @@ StringRef ELFObjectFile<ELFT>::getFileFormatName() const {
       return "ELF64-mips";
     case ELF::EM_WEBASSEMBLY:
       return "ELF64-wasm";
+    case ELF::EM_AMDGPU:
+      return (EF.getHeader()->e_ident[ELF::EI_OSABI] == ELF::ELFOSABI_AMDGPU_HSA
+              && IsLittleEndian) ?
+             "ELF64-amdgpu-hsacobj" : "ELF64-amdgpu";
     default:
       return "ELF64-unknown";
     }
@@ -923,6 +929,12 @@ unsigned ELFObjectFile<ELFT>::getArch() const {
     default: return Triple::UnknownArch;
     }
 
+  case ELF::EM_AMDGPU:
+    return (EF.getHeader()->e_ident[ELF::EI_CLASS] == ELF::ELFCLASS64
+         && EF.getHeader()->e_ident[ELF::EI_OSABI] == ELF::ELFOSABI_AMDGPU_HSA
+         && IsLittleEndian) ?
+      Triple::amdgcn : Triple::UnknownArch;
+
   default:
     return Triple::UnknownArch;
   }