[AArch64] 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: 360709

llvm/lib/Target/AArch64/AArch64AsmPrinter.cpp

@@ -22,6 +22,7 @@
 #include "MCTargetDesc/AArch64MCExpr.h"
 #include "MCTargetDesc/AArch64MCTargetDesc.h"
 #include "MCTargetDesc/AArch64TargetStreamer.h"
+#include "TargetInfo/AArch64TargetInfo.h"
 #include "Utils/AArch64BaseInfo.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/SmallVector.h"

llvm/lib/Target/AArch64/AArch64TargetMachine.cpp

@@ -16,6 +16,7 @@
 #include "AArch64TargetObjectFile.h"
 #include "AArch64TargetTransformInfo.h"
 #include "MCTargetDesc/AArch64MCTargetDesc.h"
+#include "TargetInfo/AArch64TargetInfo.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/Triple.h"
 #include "llvm/Analysis/TargetTransformInfo.h"

llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp

@@ -10,6 +10,7 @@
 #include "MCTargetDesc/AArch64MCExpr.h"
 #include "MCTargetDesc/AArch64MCTargetDesc.h"
 #include "MCTargetDesc/AArch64TargetStreamer.h"
+#include "TargetInfo/AArch64TargetInfo.h"
 #include "AArch64InstrInfo.h"
 #include "Utils/AArch64BaseInfo.h"
 #include "llvm/ADT/APFloat.h"

llvm/lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp

@@ -13,6 +13,7 @@
 #include "AArch64ExternalSymbolizer.h"
 #include "MCTargetDesc/AArch64AddressingModes.h"
 #include "MCTargetDesc/AArch64MCTargetDesc.h"
+#include "TargetInfo/AArch64TargetInfo.h"
 #include "Utils/AArch64BaseInfo.h"
 #include "llvm-c/Disassembler.h"
 #include "llvm/MC/MCDisassembler/MCRelocationInfo.h"

llvm/lib/Target/AArch64/MCTargetDesc/AArch64MCTargetDesc.cpp

@@ -16,6 +16,7 @@
 #include "AArch64WinCOFFStreamer.h"
 #include "MCTargetDesc/AArch64AddressingModes.h"
 #include "MCTargetDesc/AArch64InstPrinter.h"
+#include "TargetInfo/AArch64TargetInfo.h"
 #include "llvm/MC/MCAsmBackend.h"
 #include "llvm/MC/MCCodeEmitter.h"
 #include "llvm/MC/MCInstrAnalysis.h"

llvm/lib/Target/AArch64/MCTargetDesc/AArch64MCTargetDesc.h

@@ -36,12 +36,6 @@ class Triple;
 class raw_ostream;
 class raw_pwrite_stream;
 
-Target &getTheAArch64leTarget();
-Target &getTheAArch64beTarget();
-Target &getTheAArch64_32Target();
-Target &getTheARM64Target();
-Target &getTheARM64_32Target();
-
 MCCodeEmitter *createAArch64MCCodeEmitter(const MCInstrInfo &MCII,
                                           const MCRegisterInfo &MRI,
                                           MCContext &Ctx);

llvm/lib/Target/AArch64/TargetInfo/AArch64TargetInfo.cpp

@@ -6,31 +6,30 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/ADT/Triple.h"
+#include "TargetInfo/AArch64TargetInfo.h"
 #include "llvm/Support/TargetRegistry.h"
+
 using namespace llvm;
-namespace llvm {
+Target &llvm::getTheAArch64leTarget() {
-Target &getTheAArch64leTarget() {
   static Target TheAArch64leTarget;
   return TheAArch64leTarget;
 }
-Target &getTheAArch64beTarget() {
+Target &llvm::getTheAArch64beTarget() {
   static Target TheAArch64beTarget;
   return TheAArch64beTarget;
 }
-Target &getTheAArch64_32Target() {
+Target &llvm::getTheAArch64_32Target() {
   static Target TheAArch64leTarget;
   return TheAArch64leTarget;
 }
-Target &getTheARM64Target() {
+Target &llvm::getTheARM64Target() {
   static Target TheARM64Target;
   return TheARM64Target;
 }
-Target &getTheARM64_32Target() {
+Target &llvm::getTheARM64_32Target() {
   static Target TheARM64_32Target;
   return TheARM64_32Target;
 }
-} // namespace llvm
 
 extern "C" void LLVMInitializeAArch64TargetInfo() {
   // Now register the "arm64" name for use with "-march". We don't want it to

llvm/lib/Target/AArch64/TargetInfo/AArch64TargetInfo.h

@@ -0,0 +1,24 @@
+//===-- AArch64TargetInfo.h - AArch64 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_AARCH64_TARGETINFO_AARCH64TARGETINFO_H
+#define LLVM_LIB_TARGET_AARCH64_TARGETINFO_AARCH64TARGETINFO_H
+
+namespace llvm {
+
+class Target;
+
+Target &getTheAArch64leTarget();
+Target &getTheAArch64beTarget();
+Target &getTheAArch64_32Target();
+Target &getTheARM64Target();
+Target &getTheARM64_32Target();
+
+} // namespace llvm
+
+#endif // LLVM_LIB_TARGET_AARCH64_TARGETINFO_AARCH64TARGETINFO_H