1 //===-- XCoreTargetTransformInfo.h - XCore specific TTI ---------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 /// This file a TargetTransformInfo::Concept conforming object specific to the
11 /// XCore target machine. It uses the target's detailed information to
12 /// provide more precise answers to certain TTI queries, while letting the
13 /// target independent and default TTI implementations handle the rest.
15 //===----------------------------------------------------------------------===//
17 #ifndef LLVM_LIB_TARGET_XCORE_XCORETARGETTRANSFORMINFO_H
18 #define LLVM_LIB_TARGET_XCORE_XCORETARGETTRANSFORMINFO_H
21 #include "XCoreTargetMachine.h"
22 #include "llvm/Analysis/TargetTransformInfo.h"
23 #include "llvm/CodeGen/BasicTTIImpl.h"
24 #include "llvm/Target/TargetLowering.h"
28 class XCoreTTIImpl : public BasicTTIImplBase<XCoreTTIImpl> {
29 typedef BasicTTIImplBase<XCoreTTIImpl> BaseT;
30 typedef TargetTransformInfo TTI;
33 const XCoreSubtarget *ST;
34 const XCoreTargetLowering *TLI;
36 const XCoreSubtarget *getST() const { return ST; }
37 const XCoreTargetLowering *getTLI() const { return TLI; }
40 explicit XCoreTTIImpl(const XCoreTargetMachine *TM, const Function &F)
41 : BaseT(TM, F.getParent()->getDataLayout()), ST(TM->getSubtargetImpl()),
42 TLI(ST->getTargetLowering()) {}
44 // Provide value semantics. MSVC requires that we spell all of these out.
45 XCoreTTIImpl(const XCoreTTIImpl &Arg)
46 : BaseT(static_cast<const BaseT &>(Arg)), ST(Arg.ST), TLI(Arg.TLI) {}
47 XCoreTTIImpl(XCoreTTIImpl &&Arg)
48 : BaseT(std::move(static_cast<BaseT &>(Arg))), ST(std::move(Arg.ST)),
49 TLI(std::move(Arg.TLI)) {}
51 unsigned getNumberOfRegisters(bool Vector) {
59 } // end namespace llvm