Write out global initializers and data rel directly to ELF file.

src/IceTargetLoweringX8632.cpp

Index: src/IceTargetLoweringX8632.cpp
diff --git a/src/IceTargetLoweringX8632.cpp b/src/IceTargetLoweringX8632.cpp
index 2836865e1e3cb39891a8b6383fb10d303b9236df..588725039f61b73b9df60cd52b39c674c751ad30 100644
--- a/src/IceTargetLoweringX8632.cpp
+++ b/src/IceTargetLoweringX8632.cpp
@@ -4564,21 +4564,15 @@ TargetGlobalX8632::TargetGlobalX8632(GlobalContext *Ctx)
     : TargetGlobalLowering(Ctx) {}
 
 void TargetGlobalX8632::lowerInit(const VariableDeclaration &Var) const {
-  // TODO(jvoung): handle this without text.
-  if (Ctx->getFlags().UseELFWriter)
-    return;
-
-  Ostream &Str = Ctx->getStrEmit();
-
-  const VariableDeclaration::InitializerListType &Initializers =
-      Var.getInitializers();
-
   // If external and not initialized, this must be a cross test.
   // Don't generate a declaration for such cases.
   bool IsExternal = Var.isExternal() || Ctx->getFlags().DisableInternal;
   if (IsExternal && !Var.hasInitializer())
     return;
 
+  Ostream &Str = Ctx->getStrEmit();
+  const VariableDeclaration::InitializerListType &Initializers =
+      Var.getInitializers();
   bool HasNonzeroInitializer = Var.hasNonzeroInitializer();
   bool IsConstant = Var.getIsConstant();
   uint32_t Align = Var.getAlignment();
@@ -4645,6 +4639,12 @@ void TargetGlobalX8632::lowerInit(const VariableDeclaration &Var) const {
   Str << "\t.size\t" << MangledName << ", " << Size << "\n";
 }
 
+void
+TargetGlobalX8632::lowerInitELF(const VariableDeclarationList &Vars) const {
+  ELFObjectWriter *Writer = Ctx->getObjectWriter();
+  Writer->writeDataSection(Vars, llvm::ELF::R_386_32);
+}
+
 template <typename T> struct PoolTypeConverter {};
 
 template <> struct PoolTypeConverter<float> {