Merge "Update aosp/master LLVM for rebase to r230699."

1 files changed, 72 insertions, 0 deletions

diff --git a/lib/Target/XCore/XCoreTargetTransformInfo.h b/lib/Target/XCore/XCoreTargetTransformInfo.h
new file mode 100644
index 0000000..70b47df
--- /dev/null
+++ b/lib/Target/XCore/XCoreTargetTransformInfo.h
@@ -0,0 +1,72 @@
+//===-- XCoreTargetTransformInfo.h - XCore specific TTI ---------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+/// \file
+/// This file a TargetTransformInfo::Concept conforming object specific to the
+/// XCore target machine. It uses the target's detailed information to
+/// provide more precise answers to certain TTI queries, while letting the
+/// target independent and default TTI implementations handle the rest.
+///
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_XCORE_XCORETARGETTRANSFORMINFO_H
+#define LLVM_LIB_TARGET_XCORE_XCORETARGETTRANSFORMINFO_H
+
+#include "XCore.h"
+#include "XCoreTargetMachine.h"
+#include "llvm/Analysis/TargetTransformInfo.h"
+#include "llvm/CodeGen/BasicTTIImpl.h"
+#include "llvm/Target/TargetLowering.h"
+
+namespace llvm {
+
+class XCoreTTIImpl : public BasicTTIImplBase<XCoreTTIImpl> {
+  typedef BasicTTIImplBase<XCoreTTIImpl> BaseT;
+  typedef TargetTransformInfo TTI;
+  friend BaseT;
+
+  const XCoreSubtarget *ST;
+  const XCoreTargetLowering *TLI;
+
+  const XCoreSubtarget *getST() const { return ST; }
+  const XCoreTargetLowering *getTLI() const { return TLI; }
+
+public:
+  explicit XCoreTTIImpl(const XCoreTargetMachine *TM)
+      : BaseT(TM), ST(TM->getSubtargetImpl()), TLI(ST->getTargetLowering()) {}
+
+  // Provide value semantics. MSVC requires that we spell all of these out.
+  XCoreTTIImpl(const XCoreTTIImpl &Arg)
+      : BaseT(static_cast<const BaseT &>(Arg)), ST(Arg.ST), TLI(Arg.TLI) {}
+  XCoreTTIImpl(XCoreTTIImpl &&Arg)
+      : BaseT(std::move(static_cast<BaseT &>(Arg))), ST(std::move(Arg.ST)),
+        TLI(std::move(Arg.TLI)) {}
+  XCoreTTIImpl &operator=(const XCoreTTIImpl &RHS) {
+    BaseT::operator=(static_cast<const BaseT &>(RHS));
+    ST = RHS.ST;
+    TLI = RHS.TLI;
+    return *this;
+  }
+  XCoreTTIImpl &operator=(XCoreTTIImpl &&RHS) {
+    BaseT::operator=(std::move(static_cast<BaseT &>(RHS)));
+    ST = std::move(RHS.ST);
+    TLI = std::move(RHS.TLI);
+    return *this;
+  }
+
+  unsigned getNumberOfRegisters(bool Vector) {
+    if (Vector) {
+      return 0;
+    }
+    return 12;
+  }
+};
+
+} // end namespace llvm
+
+#endif