From cb8c7c43106f63212ac984053b0c6ca370bde2db Mon Sep 17 00:00:00 2001
From: Richard Osborne <richard@xmos.com>
Date: Sat, 4 May 2013 16:40:58 +0000
Subject: [PATCH] [XCore] Use static relocation model by default.

This allows us to get get rid of a hack in XCoreTargetObjectFile where the
the DataRel* sections were overridden.

llvm-svn: 181116
---
 lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp | 3 +++
 lib/Target/XCore/XCoreISelLowering.cpp              | 6 ++++++
 lib/Target/XCore/XCoreISelLowering.h                | 2 ++
 lib/Target/XCore/XCoreTargetObjectFile.cpp          | 5 -----
 4 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp b/lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp
index b5b072dcbda..c1773653f5f 100644
--- a/lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp
+++ b/lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp
@@ -66,6 +66,9 @@ static MCCodeGenInfo *createXCoreMCCodeGenInfo(StringRef TT, Reloc::Model RM,
                                                CodeModel::Model CM,
                                                CodeGenOpt::Level OL) {
   MCCodeGenInfo *X = new MCCodeGenInfo();
+  if (RM == Reloc::Default) {
+    RM = Reloc::Static;
+  }
   X->InitMCCodeGenInfo(RM, CM, OL);
   return X;
 }
diff --git a/lib/Target/XCore/XCoreISelLowering.cpp b/lib/Target/XCore/XCoreISelLowering.cpp
index a5d2be88db7..f0346f6715c 100644
--- a/lib/Target/XCore/XCoreISelLowering.cpp
+++ b/lib/Target/XCore/XCoreISelLowering.cpp
@@ -1623,6 +1623,12 @@ XCoreTargetLowering::isLegalAddressingMode(const AddrMode &AM,
   }
 }
 
+bool XCoreTargetLowering::
+isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const {
+  // The XCore target isn't yet aware of offsets.
+  return false;
+}
+
 //===----------------------------------------------------------------------===//
 //                           XCore Inline Assembly Support
 //===----------------------------------------------------------------------===//
diff --git a/lib/Target/XCore/XCoreISelLowering.h b/lib/Target/XCore/XCoreISelLowering.h
index 8d258f5054c..7362b0c44ac 100644
--- a/lib/Target/XCore/XCoreISelLowering.h
+++ b/lib/Target/XCore/XCoreISelLowering.h
@@ -106,6 +106,8 @@ namespace llvm {
     virtual bool isLegalAddressingMode(const AddrMode &AM,
                                        Type *Ty) const;
 
+    virtual bool isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const;
+
   private:
     const XCoreTargetMachine &TM;
     const XCoreSubtarget &Subtarget;
diff --git a/lib/Target/XCore/XCoreTargetObjectFile.cpp b/lib/Target/XCore/XCoreTargetObjectFile.cpp
index 820389935b3..88e3bfd7b81 100644
--- a/lib/Target/XCore/XCoreTargetObjectFile.cpp
+++ b/lib/Target/XCore/XCoreTargetObjectFile.cpp
@@ -57,9 +57,4 @@ void XCoreTargetObjectFile::Initialize(MCContext &Ctx, const TargetMachine &TM){
                       ELF::SHF_ALLOC |
                       ELF::XCORE_SHF_CP_SECTION,
                       SectionKind::getReadOnlyWithRel());
-
-  // Dynamic linking is not supported. Data with relocations is placed in the
-  // same section as data without relocations.
-  DataRelSection = DataRelLocalSection = DataSection;
-  DataRelROSection = DataRelROLocalSection = ReadOnlySection;
 }