From cbb70ce070d220642b038ea101d9c0f9fbf860d6 Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 20 Feb 2011 12:57:14 +0000
Subject: Vendor import of llvm trunk r126079:
 http://llvm.org/svn/llvm-project/llvm/trunk@126079

---
 lib/Target/ARM/ARMELFWriterInfo.cpp | 83 +++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 lib/Target/ARM/ARMELFWriterInfo.cpp

(limited to 'lib/Target/ARM/ARMELFWriterInfo.cpp')

diff --git a/lib/Target/ARM/ARMELFWriterInfo.cpp b/lib/Target/ARM/ARMELFWriterInfo.cpp
new file mode 100644
index 0000000..51e68b4
--- /dev/null
+++ b/lib/Target/ARM/ARMELFWriterInfo.cpp
@@ -0,0 +1,83 @@
+//===-- ARMELFWriterInfo.cpp - ELF Writer Info for the ARM backend --------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements ELF writer information for the ARM backend.
+//
+//===----------------------------------------------------------------------===//
+
+#include "ARMELFWriterInfo.h"
+#include "ARMRelocations.h"
+#include "llvm/Function.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetMachine.h"
+#include "llvm/Support/ELF.h"
+
+using namespace llvm;
+
+//===----------------------------------------------------------------------===//
+//  Implementation of the ARMELFWriterInfo class
+//===----------------------------------------------------------------------===//
+
+ARMELFWriterInfo::ARMELFWriterInfo(TargetMachine &TM)
+  : TargetELFWriterInfo(TM.getTargetData()->getPointerSizeInBits() == 64,
+                        TM.getTargetData()->isLittleEndian()) {
+}
+
+ARMELFWriterInfo::~ARMELFWriterInfo() {}
+
+unsigned ARMELFWriterInfo::getRelocationType(unsigned MachineRelTy) const {
+  switch (MachineRelTy) {
+  case ARM::reloc_arm_absolute:
+  case ARM::reloc_arm_relative:
+  case ARM::reloc_arm_cp_entry:
+  case ARM::reloc_arm_vfp_cp_entry:
+  case ARM::reloc_arm_machine_cp_entry:
+  case ARM::reloc_arm_jt_base:
+  case ARM::reloc_arm_pic_jt:
+    assert(0 && "unsupported ARM relocation type"); break;
+    
+  case ARM::reloc_arm_branch: return ELF::R_ARM_CALL; break;
+  case ARM::reloc_arm_movt:   return ELF::R_ARM_MOVT_ABS; break;
+  case ARM::reloc_arm_movw:   return ELF::R_ARM_MOVW_ABS_NC; break;
+  default:
+    llvm_unreachable("unknown ARM relocation type"); break;
+  }
+  return 0;
+}
+
+long int ARMELFWriterInfo::getDefaultAddendForRelTy(unsigned RelTy,
+                                                    long int Modifier) const {
+  assert(0 && "ARMELFWriterInfo::getDefaultAddendForRelTy() not implemented");
+  return 0;
+}
+
+unsigned ARMELFWriterInfo::getRelocationTySize(unsigned RelTy) const {
+  assert(0 && "ARMELFWriterInfo::getRelocationTySize() not implemented");
+  return 0;
+}
+
+bool ARMELFWriterInfo::isPCRelativeRel(unsigned RelTy) const {
+  assert(0 && "ARMELFWriterInfo::isPCRelativeRel() not implemented");
+  return 1;
+}
+
+unsigned ARMELFWriterInfo::getAbsoluteLabelMachineRelTy() const {
+  assert(0 &&
+         "ARMELFWriterInfo::getAbsoluteLabelMachineRelTy() not implemented");
+  return 0;
+}
+
+long int ARMELFWriterInfo::computeRelocation(unsigned SymOffset,
+                                             unsigned RelOffset,
+                                             unsigned RelTy) const {
+  assert(0 &&
+         "ARMELFWriterInfo::getAbsoluteLabelMachineRelTy() not implemented");
+  return 0;
+}
-- 
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