Second half of, clang, AuroraUX toolchain support.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@79713 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/HostInfo.cpp b/lib/Driver/HostInfo.cpp
index 602a977..1b64212 100644
--- a/lib/Driver/HostInfo.cpp
+++ b/lib/Driver/HostInfo.cpp
@@ -285,6 +285,55 @@
   return TC;
 }
 
+// AuroraUX Host Info
+
+/// AuroraUXHostInfo - AuroraUX host information implementation.
+class AuroraUXHostInfo : public HostInfo {
+  /// Cache of tool chains we have created.
+  mutable llvm::StringMap<ToolChain*> ToolChains;
+
+public:
+  AuroraUXHostInfo(const Driver &D, const llvm::Triple& Triple)
+    : HostInfo(D, Triple) {}
+  ~AuroraUXHostInfo();
+
+  virtual bool useDriverDriver() const;
+
+  virtual types::ID lookupTypeForExtension(const char *Ext) const {
+    return types::lookupTypeForExtension(Ext);
+  }
+
+  virtual ToolChain *getToolChain(const ArgList &Args,
+				  const char *ArchName) const;
+};
+
+AuroraUXHostInfo::~AuroraUXHostInfo() {
+  for (llvm::StringMap<ToolChain*>::iterator
+	 it = ToolChains.begin(), ie = ToolChains.end(); it != ie; ++it)
+    delete it->second;
+}
+
+bool AuroraUXHostInfo::useDriverDriver() const {
+  return false;
+}
+
+ToolChain *AuroraUXHostInfo::getToolChain(const ArgList &Args,
+					  const char *ArchName) const {
+  assert(!ArchName &&
+	 "Unexpected arch name on platform without driver driver support.");
+
+  ToolChain *&TC = ToolChains[getArchName()];
+
+  if (!TC) {
+    llvm::Triple TCTriple(getTriple());
+    TCTriple.setArchName(getArchName());
+
+    TC = new toolchains::AuroraUX(*this, TCTriple);
+  }
+
+  return TC;
+}
+
 // FreeBSD Host Info
 
 /// FreeBSDHostInfo -  FreeBSD host information implementation.
@@ -462,6 +511,12 @@
 }
 
 const HostInfo *
+clang::driver::createAuroraUXHostInfo(const Driver &D,
+				      const llvm::Triple& Triple){
+  return new AuroraUXHostInfo(D, Triple);
+}
+
+const HostInfo *
 clang::driver::createDarwinHostInfo(const Driver &D,
                                     const llvm::Triple& Triple){
   return new DarwinHostInfo(D, Triple);