commit a03ae73c2932c1795830bfbf6e6b8e87baf8aa3a
author Jason Liu <jasonliu.development@gmail.com> Tue Mar 12 22:01:10 2019 +0000
committer Jason Liu <jasonliu.development@gmail.com> Tue Mar 12 22:01:10 2019 +0000
tree 9c2c19c6aa70463cb1c3e3d5f150fe4af8759715
parent d425d6b08b9b6844ab164234ec6e5b5de107b4fa

Add XCOFF triple object format type for AIX

This patch adds an XCOFF triple object format type into LLVM.
This XCOFF triple object file type will be used later by object file and assembly generation for the AIX platform.

Differential Revision: https://reviews.llvm.org/D58930

llvm-svn: 355989

llvm/lib/MC/MCContext.cpp

diff --git a/llvm/lib/MC/MCContext.cpp b/llvm/lib/MC/MCContext.cpp
index 69e18ed..49fad13 100644
--- a/llvm/lib/MC/MCContext.cpp
+++ b/llvm/lib/MC/MCContext.cpp
@@ -161,6 +161,9 @@
       return new (Name, *this) MCSymbolMachO(Name, IsTemporary);
     case MCObjectFileInfo::IsWasm:
       return new (Name, *this) MCSymbolWasm(Name, IsTemporary);
+    case MCObjectFileInfo::IsXCOFF:
+      // TODO: Need to implement class MCSymbolXCOFF.
+      break;
     }
   }
   return new (Name, *this) MCSymbol(MCSymbol::SymbolKindUnset, Name,

llvm/lib/MC/MCObjectFileInfo.cpp

diff --git a/llvm/lib/MC/MCObjectFileInfo.cpp b/llvm/lib/MC/MCObjectFileInfo.cpp
index d9f1b2c..1c845f6 100644
--- a/llvm/lib/MC/MCObjectFileInfo.cpp
+++ b/llvm/lib/MC/MCObjectFileInfo.cpp
@@ -801,6 +801,11 @@
     Env = IsWasm;
     initWasmMCObjectFileInfo(TT);
     break;
+  case Triple::XCOFF:
+    Env = IsXCOFF;
+    // TODO: Initialize MCObjectFileInfo for XCOFF format when
+    // MCSectionXCOFF is ready.
+    break;
   case Triple::UnknownObjectFormat:
     report_fatal_error("Cannot initialize MC for unknown object file format.");
     break;
@@ -816,6 +821,7 @@
   case Triple::MachO:
   case Triple::COFF:
   case Triple::Wasm:
+  case Triple::XCOFF:
   case Triple::UnknownObjectFormat:
     report_fatal_error("Cannot get DWARF comdat section for this object file "
                        "format: not implemented.");

llvm/lib/MC/MCParser/AsmParser.cpp

diff --git a/llvm/lib/MC/MCParser/AsmParser.cpp b/llvm/lib/MC/MCParser/AsmParser.cpp
index 4b48782..a153ee1 100644
--- a/llvm/lib/MC/MCParser/AsmParser.cpp
+++ b/llvm/lib/MC/MCParser/AsmParser.cpp
@@ -710,6 +710,9 @@
   case MCObjectFileInfo::IsWasm:
     PlatformParser.reset(createWasmAsmParser());
     break;
+  case MCObjectFileInfo::IsXCOFF:
+    // TODO: Need to implement createXCOFFAsmParser for XCOFF format.
+    break;
   }
 
   PlatformParser->Initialize(*this);