[ARM] Enable shrink-wrapping by default.

[oota-llvm.git] / lib / Target / ARM / ARMTargetObjectFile.cpp

diff --git a/lib/Target/ARM/ARMTargetObjectFile.cpp b/lib/Target/ARM/ARMTargetObjectFile.cpp
index 047e19480023c5b34f83e69dcbff1ae29c6154c2..eaed5cc6875058e80da9a21a4e84b0748175b987 100644 (file)
--- a/lib/Target/ARM/ARMTargetObjectFile.cpp
+++ b/lib/Target/ARM/ARMTargetObjectFile.cpp
@@ -8,15 +8,16 @@
 //===----------------------------------------------------------------------===//
 
 #include "ARMTargetObjectFile.h"
-#include "ARMSubtarget.h"
+#include "ARMTargetMachine.h"
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/IR/Mangler.h"
+#include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCExpr.h"
 #include "llvm/MC/MCSectionELF.h"
-#include "llvm/Target/Mangler.h"
-#include "llvm/Target/TargetMachine.h"
 #include "llvm/Support/Dwarf.h"
 #include "llvm/Support/ELF.h"
-#include "llvm/ADT/StringExtras.h"
+#include "llvm/Target/TargetLowering.h"
 using namespace llvm;
 using namespace dwarf;
 
@@ -26,28 +27,35 @@ using namespace dwarf;
 
 void ARMElfTargetObjectFile::Initialize(MCContext &Ctx,
                                         const TargetMachine &TM) {
-  bool isAAPCS_ABI = TM.getSubtarget<ARMSubtarget>().isAAPCS_ABI();
+  bool isAAPCS_ABI = static_cast<const ARMTargetMachine &>(TM).TargetABI ==
+                     ARMTargetMachine::ARMABI::ARM_ABI_AAPCS;
   TargetLoweringObjectFileELF::Initialize(Ctx, TM);
   InitializeELF(isAAPCS_ABI);
 
   if (isAAPCS_ABI) {
-    LSDASection = NULL;
+    LSDASection = nullptr;
   }
 
   AttributesSection =
-    getContext().getELFSection(".ARM.attributes",
-                               ELF::SHT_ARM_ATTRIBUTES,
-                               0,
-                               SectionKind::getMetadata());
+      getContext().getELFSection(".ARM.attributes", ELF::SHT_ARM_ATTRIBUTES, 0);
 }
 
-const MCExpr *ARMElfTargetObjectFile::
-getTTypeGlobalReference(const GlobalValue *GV, Mangler *Mang,
-                        MachineModuleInfo *MMI, unsigned Encoding,
-                        MCStreamer &Streamer) const {
+const MCExpr *ARMElfTargetObjectFile::getTTypeGlobalReference(
+    const GlobalValue *GV, unsigned Encoding, Mangler &Mang,
+    const TargetMachine &TM, MachineModuleInfo *MMI,
+    MCStreamer &Streamer) const {
+  if (TM.getMCAsmInfo()->getExceptionHandlingType() != ExceptionHandling::ARM)
+    return TargetLoweringObjectFileELF::getTTypeGlobalReference(
+        GV, Encoding, Mang, TM, MMI, Streamer);
+
   assert(Encoding == DW_EH_PE_absptr && "Can handle absptr encoding only");
 
-  return MCSymbolRefExpr::Create(Mang->getSymbol(GV),
-                                 MCSymbolRefExpr::VK_ARM_TARGET2,
+  return MCSymbolRefExpr::create(TM.getSymbol(GV, Mang),
+                                 MCSymbolRefExpr::VK_ARM_TARGET2, getContext());
+}
+
+const MCExpr *ARMElfTargetObjectFile::
+getDebugThreadLocalSymbol(const MCSymbol *Sym) const {
+  return MCSymbolRefExpr::create(Sym, MCSymbolRefExpr::VK_ARM_TLSLDO,
                                  getContext());
 }