Add R600 backend

A new backend supporting AMD GPUs: Radeon HD2XXX - HD7XXX

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169915 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 85 insertions, 0 deletions

diff --git a/lib/Target/R600/MCTargetDesc/AMDGPUMCAsmInfo.cpp b/lib/Target/R600/MCTargetDesc/AMDGPUMCAsmInfo.cpp
new file mode 100644
index 0000000000..4d3d3e7945
--- /dev/null
+++ b/lib/Target/R600/MCTargetDesc/AMDGPUMCAsmInfo.cpp
@@ -0,0 +1,85 @@
+//===-- MCTargetDesc/AMDGPUMCAsmInfo.cpp - Assembly Info ------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+/// \file
+//===----------------------------------------------------------------------===//
+
+#include "AMDGPUMCAsmInfo.h"
+
+using namespace llvm;
+AMDGPUMCAsmInfo::AMDGPUMCAsmInfo(const Target &T, StringRef &TT) : MCAsmInfo() {
+  HasSingleParameterDotFile = false;
+  WeakDefDirective = 0;
+  //===------------------------------------------------------------------===//
+  HasSubsectionsViaSymbols = true;
+  HasMachoZeroFillDirective = false;
+  HasMachoTBSSDirective = false;
+  HasStaticCtorDtorReferenceInStaticMode = false;
+  LinkerRequiresNonEmptyDwarfLines = true;
+  MaxInstLength = 16;
+  PCSymbol = "$";
+  SeparatorString = "\n";
+  CommentColumn = 40;
+  CommentString = ";";
+  LabelSuffix = ":";
+  GlobalPrefix = "@";
+  PrivateGlobalPrefix = ";.";
+  LinkerPrivateGlobalPrefix = "!";
+  InlineAsmStart = ";#ASMSTART";
+  InlineAsmEnd = ";#ASMEND";
+  AssemblerDialect = 0;
+  AllowQuotesInName = false;
+  AllowNameToStartWithDigit = false;
+  AllowPeriodsInName = false;
+
+  //===--- Data Emission Directives -------------------------------------===//
+  ZeroDirective = ".zero";
+  AsciiDirective = ".ascii\t";
+  AscizDirective = ".asciz\t";
+  Data8bitsDirective = ".byte\t";
+  Data16bitsDirective = ".short\t";
+  Data32bitsDirective = ".long\t";
+  Data64bitsDirective = ".quad\t";
+  GPRel32Directive = 0;
+  SunStyleELFSectionSwitchSyntax = true;
+  UsesELFSectionDirectiveForBSS = true;
+  HasMicrosoftFastStdCallMangling = false;
+
+  //===--- Alignment Information ----------------------------------------===//
+  AlignDirective = ".align\t";
+  AlignmentIsInBytes = true;
+  TextAlignFillValue = 0;
+
+  //===--- Global Variable Emission Directives --------------------------===//
+  GlobalDirective = ".global";
+  ExternDirective = ".extern";
+  HasSetDirective = false;
+  HasAggressiveSymbolFolding = true;
+  COMMDirectiveAlignmentIsInBytes = false;
+  HasDotTypeDotSizeDirective = false;
+  HasNoDeadStrip = true;
+  HasSymbolResolver = false;
+  WeakRefDirective = ".weakref\t";
+  LinkOnceDirective = 0;
+  //===--- Dwarf Emission Directives -----------------------------------===//
+  HasLEB128 = true;
+  SupportsDebugInformation = true;
+  ExceptionsType = ExceptionHandling::None;
+  DwarfUsesInlineInfoSection = false;
+  DwarfSectionOffsetDirective = ".offset";
+
+}
+
+const char*
+AMDGPUMCAsmInfo::getDataASDirective(unsigned int Size, unsigned int AS) const {
+  return 0;
+}
+
+const MCSection*
+AMDGPUMCAsmInfo::getNonexecutableStackSection(MCContext &CTX) const {
+  return 0;
+}