From: Joerg Sonnenberger <joerg@bec.de>
Date: Thu, 1 May 2014 00:25:15 +0000 (+0000)
Subject: If necessary for indirect encodings, emit stubs.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2b7e17bcbd27257a4c96b9346b6898c5bb3dca59;p=oota-llvm.git

If necessary for indirect encodings, emit stubs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207730 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/ARM/ARMAsmPrinter.cpp b/lib/Target/ARM/ARMAsmPrinter.cpp
index 9d3ef7a71ef..2b97e015bf4 100644
--- a/lib/Target/ARM/ARMAsmPrinter.cpp
+++ b/lib/Target/ARM/ARMAsmPrinter.cpp
@@ -545,6 +545,28 @@ void ARMAsmPrinter::EmitEndOfAsmFile(Module &M) {
     // generates code that does this, it is always safe to set.
     OutStreamer.EmitAssemblerFlag(MCAF_SubsectionsViaSymbols);
   }
+
+  // Emit a .data.rel section containing any stubs that were created.
+  if (Subtarget->isTargetELF()) {
+    const TargetLoweringObjectFileELF &TLOFELF =
+      static_cast<const TargetLoweringObjectFileELF &>(getObjFileLowering());
+
+    MachineModuleInfoELF &MMIELF = MMI->getObjFileInfo<MachineModuleInfoELF>();
+
+    // Output stubs for external and common global variables.
+    MachineModuleInfoELF::SymbolListTy Stubs = MMIELF.GetGVStubList();
+    if (!Stubs.empty()) {
+      OutStreamer.SwitchSection(TLOFELF.getDataRelSection());
+      const DataLayout *TD = TM.getDataLayout();
+
+      for (auto &stub: Stubs) {
+        OutStreamer.EmitLabel(stub.first);
+        OutStreamer.EmitSymbolValue(stub.second.getPointer(),
+                                    TD->getPointerSize(0));
+      }
+      Stubs.clear();
+    }
+  }
 }
 
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