[Lanai] Create a TargetInfo header. NFC

Move the declarations of getThe<Name>Target() functions into a new header in
TargetInfo and make users of these functions include this new header.
This fixes a layering problem.

llvm-svn: 360726

llvm/lib/Target/Lanai/AsmParser/LanaiAsmParser.cpp

@@ -10,6 +10,7 @@
 #include "LanaiAluCode.h"
 #include "LanaiCondCode.h"
 #include "MCTargetDesc/LanaiMCExpr.h"
+#include "TargetInfo/LanaiTargetInfo.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/StringSwitch.h"

llvm/lib/Target/Lanai/Disassembler/LanaiDisassembler.cpp

@@ -14,6 +14,7 @@
 
 #include "Lanai.h"
 #include "LanaiSubtarget.h"
+#include "TargetInfo/LanaiTargetInfo.h"
 #include "llvm/MC/MCFixedLenDisassembler.h"
 #include "llvm/MC/MCInst.h"
 #include "llvm/MC/MCSubtargetInfo.h"

llvm/lib/Target/Lanai/Lanai.h

@@ -44,7 +44,6 @@ FunctionPass *createLanaiMemAluCombinerPass();
 // operations.
 FunctionPass *createLanaiSetflagAluCombinerPass();
 
-Target &getTheLanaiTarget();
 } // namespace llvm
 
 #endif // LLVM_LIB_TARGET_LANAI_LANAI_H

llvm/lib/Target/Lanai/LanaiAsmPrinter.cpp

@@ -16,6 +16,7 @@
 #include "LanaiInstrInfo.h"
 #include "LanaiMCInstLower.h"
 #include "LanaiTargetMachine.h"
+#include "TargetInfo/LanaiTargetInfo.h"
 #include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/CodeGen/MachineConstantPool.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"

llvm/lib/Target/Lanai/LanaiTargetMachine.cpp

@@ -15,6 +15,7 @@
 #include "Lanai.h"
 #include "LanaiTargetObjectFile.h"
 #include "LanaiTargetTransformInfo.h"
+#include "TargetInfo/LanaiTargetInfo.h"
 #include "llvm/Analysis/TargetTransformInfo.h"
 #include "llvm/CodeGen/Passes.h"
 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"

llvm/lib/Target/Lanai/MCTargetDesc/LanaiMCTargetDesc.cpp

@@ -13,6 +13,7 @@
 #include "LanaiMCTargetDesc.h"
 #include "LanaiInstPrinter.h"
 #include "LanaiMCAsmInfo.h"
+#include "TargetInfo/LanaiTargetInfo.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/Triple.h"
 #include "llvm/MC/MCInst.h"

llvm/lib/Target/Lanai/MCTargetDesc/LanaiMCTargetDesc.h

@@ -31,8 +31,6 @@ class Triple;
 class StringRef;
 class raw_pwrite_stream;
 
-Target &getTheLanaiTarget();
-
 MCCodeEmitter *createLanaiMCCodeEmitter(const MCInstrInfo &MCII,
                                         const MCRegisterInfo &MRI,
                                         MCContext &Ctx);

llvm/lib/Target/Lanai/TargetInfo/LanaiTargetInfo.cpp

@@ -6,17 +6,15 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/IR/Module.h"
+#include "TargetInfo/LanaiTargetInfo.h"
 #include "llvm/Support/TargetRegistry.h"
 
 using namespace llvm;
 
-namespace llvm {
+Target &llvm::getTheLanaiTarget() {
-Target &getTheLanaiTarget() {
   static Target TheLanaiTarget;
   return TheLanaiTarget;
 }
-} // namespace llvm
 
 extern "C" void LLVMInitializeLanaiTargetInfo() {
   RegisterTarget<Triple::lanai> X(getTheLanaiTarget(), "lanai", "Lanai",

llvm/lib/Target/Lanai/TargetInfo/LanaiTargetInfo.h

@@ -0,0 +1,20 @@
+//===-- LanaiTargetInfo.h - Lanai Target Implementation ---------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_LANAI_TARGETINFO_LANAITARGETINFO_H
+#define LLVM_LIB_TARGET_LANAI_TARGETINFO_LANAITARGETINFO_H
+
+namespace llvm {
+
+class Target;
+
+Target &getTheLanaiTarget();
+
+} // namespace llvm
+
+#endif // LLVM_LIB_TARGET_LANAI_TARGETINFO_LANAITARGETINFO_H