forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			683 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			683 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===--- Targets.cpp - Implement target feature support -------------------===//
 | |
| //
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| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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| // See https://llvm.org/LICENSE.txt for license information.
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| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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| //
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| //===----------------------------------------------------------------------===//
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| //
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| // This file implements construction of a TargetInfo object from a
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| // target triple.
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| #include "Targets.h"
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| 
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| #include "Targets/AArch64.h"
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| #include "Targets/AMDGPU.h"
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| #include "Targets/ARC.h"
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| #include "Targets/ARM.h"
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| #include "Targets/AVR.h"
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| #include "Targets/BPF.h"
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| #include "Targets/Hexagon.h"
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| #include "Targets/Lanai.h"
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| #include "Targets/Le64.h"
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| #include "Targets/MSP430.h"
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| #include "Targets/Mips.h"
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| #include "Targets/NVPTX.h"
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| #include "Targets/OSTargets.h"
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| #include "Targets/PNaCl.h"
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| #include "Targets/PPC.h"
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| #include "Targets/RISCV.h"
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| #include "Targets/SPIR.h"
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| #include "Targets/Sparc.h"
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| #include "Targets/SystemZ.h"
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| #include "Targets/TCE.h"
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| #include "Targets/WebAssembly.h"
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| #include "Targets/X86.h"
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| #include "Targets/XCore.h"
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| #include "clang/Basic/Diagnostic.h"
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| #include "llvm/ADT/StringExtras.h"
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| #include "llvm/ADT/Triple.h"
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| 
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| using namespace clang;
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| 
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| namespace clang {
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| namespace targets {
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| //===----------------------------------------------------------------------===//
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| //  Common code shared among targets.
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| //===----------------------------------------------------------------------===//
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| 
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| /// DefineStd - Define a macro name and standard variants.  For example if
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| /// MacroName is "unix", then this will define "__unix", "__unix__", and "unix"
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| /// when in GNU mode.
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| void DefineStd(MacroBuilder &Builder, StringRef MacroName,
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|                const LangOptions &Opts) {
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|   assert(MacroName[0] != '_' && "Identifier should be in the user's namespace");
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| 
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|   // If in GNU mode (e.g. -std=gnu99 but not -std=c99) define the raw identifier
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|   // in the user's namespace.
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|   if (Opts.GNUMode)
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|     Builder.defineMacro(MacroName);
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| 
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|   // Define __unix.
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|   Builder.defineMacro("__" + MacroName);
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| 
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|   // Define __unix__.
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|   Builder.defineMacro("__" + MacroName + "__");
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| }
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| 
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| void defineCPUMacros(MacroBuilder &Builder, StringRef CPUName, bool Tuning) {
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|   Builder.defineMacro("__" + CPUName);
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|   Builder.defineMacro("__" + CPUName + "__");
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|   if (Tuning)
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|     Builder.defineMacro("__tune_" + CPUName + "__");
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| }
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| 
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| void addCygMingDefines(const LangOptions &Opts, MacroBuilder &Builder) {
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|   // Mingw and cygwin define __declspec(a) to __attribute__((a)).  Clang
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|   // supports __declspec natively under -fms-extensions, but we define a no-op
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|   // __declspec macro anyway for pre-processor compatibility.
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|   if (Opts.MicrosoftExt)
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|     Builder.defineMacro("__declspec", "__declspec");
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|   else
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|     Builder.defineMacro("__declspec(a)", "__attribute__((a))");
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| 
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|   if (!Opts.MicrosoftExt) {
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|     // Provide macros for all the calling convention keywords.  Provide both
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|     // single and double underscore prefixed variants.  These are available on
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|     // x64 as well as x86, even though they have no effect.
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|     const char *CCs[] = {"cdecl", "stdcall", "fastcall", "thiscall", "pascal"};
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|     for (const char *CC : CCs) {
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|       std::string GCCSpelling = "__attribute__((__";
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|       GCCSpelling += CC;
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|       GCCSpelling += "__))";
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|       Builder.defineMacro(Twine("_") + CC, GCCSpelling);
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|       Builder.defineMacro(Twine("__") + CC, GCCSpelling);
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|     }
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|   }
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| }
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| 
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| //===----------------------------------------------------------------------===//
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| // Driver code
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| //===----------------------------------------------------------------------===//
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| 
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| TargetInfo *AllocateTarget(const llvm::Triple &Triple,
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|                            const TargetOptions &Opts) {
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|   llvm::Triple::OSType os = Triple.getOS();
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| 
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|   switch (Triple.getArch()) {
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|   default:
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|     return nullptr;
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| 
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|   case llvm::Triple::arc:
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|     return new ARCTargetInfo(Triple, Opts);
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| 
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|   case llvm::Triple::xcore:
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|     return new XCoreTargetInfo(Triple, Opts);
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| 
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|   case llvm::Triple::hexagon:
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|     return new HexagonTargetInfo(Triple, Opts);
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| 
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|   case llvm::Triple::lanai:
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|     return new LanaiTargetInfo(Triple, Opts);
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| 
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|   case llvm::Triple::aarch64_32:
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|     if (Triple.isOSDarwin())
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|       return new DarwinAArch64TargetInfo(Triple, Opts);
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| 
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|     return nullptr;
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|   case llvm::Triple::aarch64:
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|     if (Triple.isOSDarwin())
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|       return new DarwinAArch64TargetInfo(Triple, Opts);
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| 
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|     switch (os) {
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|     case llvm::Triple::CloudABI:
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|       return new CloudABITargetInfo<AArch64leTargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<AArch64leTargetInfo>(Triple, Opts);
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|     case llvm::Triple::Fuchsia:
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|       return new FuchsiaTargetInfo<AArch64leTargetInfo>(Triple, Opts);
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<AArch64leTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<AArch64leTargetInfo>(Triple, Opts);
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|     case llvm::Triple::OpenBSD:
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|       return new OpenBSDTargetInfo<AArch64leTargetInfo>(Triple, Opts);
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|     case llvm::Triple::Win32:
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|       switch (Triple.getEnvironment()) {
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|       case llvm::Triple::GNU:
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|         return new MinGWARM64TargetInfo(Triple, Opts);
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|       case llvm::Triple::MSVC:
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|       default: // Assume MSVC for unknown environments
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|         return new MicrosoftARM64TargetInfo(Triple, Opts);
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|       }
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|     default:
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|       return new AArch64leTargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::aarch64_be:
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|     switch (os) {
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<AArch64beTargetInfo>(Triple, Opts);
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|     case llvm::Triple::Fuchsia:
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|       return new FuchsiaTargetInfo<AArch64beTargetInfo>(Triple, Opts);
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<AArch64beTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<AArch64beTargetInfo>(Triple, Opts);
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|     default:
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|       return new AArch64beTargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::arm:
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|   case llvm::Triple::thumb:
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|     if (Triple.isOSBinFormatMachO())
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|       return new DarwinARMTargetInfo(Triple, Opts);
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| 
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|     switch (os) {
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|     case llvm::Triple::CloudABI:
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|       return new CloudABITargetInfo<ARMleTargetInfo>(Triple, Opts);
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<ARMleTargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<ARMleTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<ARMleTargetInfo>(Triple, Opts);
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|     case llvm::Triple::OpenBSD:
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|       return new OpenBSDTargetInfo<ARMleTargetInfo>(Triple, Opts);
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|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<ARMleTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NaCl:
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|       return new NaClTargetInfo<ARMleTargetInfo>(Triple, Opts);
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|     case llvm::Triple::Win32:
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|       switch (Triple.getEnvironment()) {
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|       case llvm::Triple::Cygnus:
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|         return new CygwinARMTargetInfo(Triple, Opts);
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|       case llvm::Triple::GNU:
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|         return new MinGWARMTargetInfo(Triple, Opts);
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|       case llvm::Triple::Itanium:
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|         return new ItaniumWindowsARMleTargetInfo(Triple, Opts);
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|       case llvm::Triple::MSVC:
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|       default: // Assume MSVC for unknown environments
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|         return new MicrosoftARMleTargetInfo(Triple, Opts);
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|       }
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|     default:
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|       return new ARMleTargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::armeb:
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|   case llvm::Triple::thumbeb:
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|     if (Triple.isOSDarwin())
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|       return new DarwinARMTargetInfo(Triple, Opts);
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| 
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|     switch (os) {
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<ARMbeTargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<ARMbeTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<ARMbeTargetInfo>(Triple, Opts);
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|     case llvm::Triple::OpenBSD:
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|       return new OpenBSDTargetInfo<ARMbeTargetInfo>(Triple, Opts);
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|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<ARMbeTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NaCl:
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|       return new NaClTargetInfo<ARMbeTargetInfo>(Triple, Opts);
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|     default:
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|       return new ARMbeTargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::avr:
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|     return new AVRTargetInfo(Triple, Opts);
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|   case llvm::Triple::bpfeb:
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|   case llvm::Triple::bpfel:
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|     return new BPFTargetInfo(Triple, Opts);
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| 
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|   case llvm::Triple::msp430:
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|     return new MSP430TargetInfo(Triple, Opts);
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| 
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|   case llvm::Triple::mips:
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|     switch (os) {
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     default:
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|       return new MipsTargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::mipsel:
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|     switch (os) {
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NaCl:
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|       return new NaClTargetInfo<NaClMips32TargetInfo>(Triple, Opts);
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|     default:
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|       return new MipsTargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::mips64:
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|     switch (os) {
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::OpenBSD:
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|       return new OpenBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     default:
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|       return new MipsTargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::mips64el:
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|     switch (os) {
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     case llvm::Triple::OpenBSD:
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|       return new OpenBSDTargetInfo<MipsTargetInfo>(Triple, Opts);
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|     default:
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|       return new MipsTargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::le32:
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|     switch (os) {
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|     case llvm::Triple::NaCl:
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|       return new NaClTargetInfo<PNaClTargetInfo>(Triple, Opts);
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|     default:
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|       return nullptr;
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|     }
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| 
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|   case llvm::Triple::le64:
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|     return new Le64TargetInfo(Triple, Opts);
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| 
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|   case llvm::Triple::ppc:
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|     if (Triple.isOSDarwin())
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|       return new DarwinPPC32TargetInfo(Triple, Opts);
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|     switch (os) {
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<PPC32TargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<PPC32TargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<PPC32TargetInfo>(Triple, Opts);
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|     case llvm::Triple::OpenBSD:
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|       return new OpenBSDTargetInfo<PPC32TargetInfo>(Triple, Opts);
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|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<PPC32TargetInfo>(Triple, Opts);
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|     case llvm::Triple::AIX:
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|       return new AIXPPC32TargetInfo(Triple, Opts);
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|     default:
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|       return new PPC32TargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::ppc64:
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|     if (Triple.isOSDarwin())
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|       return new DarwinPPC64TargetInfo(Triple, Opts);
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|     switch (os) {
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<PPC64TargetInfo>(Triple, Opts);
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|     case llvm::Triple::Lv2:
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|       return new PS3PPUTargetInfo<PPC64TargetInfo>(Triple, Opts);
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<PPC64TargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<PPC64TargetInfo>(Triple, Opts);
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|     case llvm::Triple::AIX:
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|       return new AIXPPC64TargetInfo(Triple, Opts);
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|     default:
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|       return new PPC64TargetInfo(Triple, Opts);
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|     }
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| 
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|   case llvm::Triple::ppc64le:
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|     switch (os) {
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<PPC64TargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<PPC64TargetInfo>(Triple, Opts);
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|     default:
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|       return new PPC64TargetInfo(Triple, Opts);
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|     }
 | |
| 
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|   case llvm::Triple::nvptx:
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|     return new NVPTXTargetInfo(Triple, Opts, /*TargetPointerWidth=*/32);
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|   case llvm::Triple::nvptx64:
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|     return new NVPTXTargetInfo(Triple, Opts, /*TargetPointerWidth=*/64);
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| 
 | |
|   case llvm::Triple::amdgcn:
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|   case llvm::Triple::r600:
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|     return new AMDGPUTargetInfo(Triple, Opts);
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| 
 | |
|   case llvm::Triple::riscv32:
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|     // TODO: add cases for NetBSD, RTEMS once tested.
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|     switch (os) {
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|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<RISCV32TargetInfo>(Triple, Opts);
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|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<RISCV32TargetInfo>(Triple, Opts);
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|     default:
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|       return new RISCV32TargetInfo(Triple, Opts);
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|     }
 | |
| 
 | |
|   case llvm::Triple::riscv64:
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|     // TODO: add cases for NetBSD, RTEMS once tested.
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|     switch (os) {
 | |
|     case llvm::Triple::FreeBSD:
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|       return new FreeBSDTargetInfo<RISCV64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Fuchsia:
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|       return new FuchsiaTargetInfo<RISCV64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<RISCV64TargetInfo>(Triple, Opts);
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|     default:
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|       return new RISCV64TargetInfo(Triple, Opts);
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|     }
 | |
| 
 | |
|   case llvm::Triple::sparc:
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|     switch (os) {
 | |
|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<SparcV8TargetInfo>(Triple, Opts);
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|     case llvm::Triple::Solaris:
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|       return new SolarisTargetInfo<SparcV8TargetInfo>(Triple, Opts);
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|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<SparcV8TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::OpenBSD:
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|       return new OpenBSDTargetInfo<SparcV8TargetInfo>(Triple, Opts);
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|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<SparcV8TargetInfo>(Triple, Opts);
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|     default:
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|       return new SparcV8TargetInfo(Triple, Opts);
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|     }
 | |
| 
 | |
|   // The 'sparcel' architecture copies all the above cases except for Solaris.
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|   case llvm::Triple::sparcel:
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|     switch (os) {
 | |
|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<SparcV8elTargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::NetBSD:
 | |
|       return new NetBSDTargetInfo<SparcV8elTargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::OpenBSD:
 | |
|       return new OpenBSDTargetInfo<SparcV8elTargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::RTEMS:
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|       return new RTEMSTargetInfo<SparcV8elTargetInfo>(Triple, Opts);
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|     default:
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|       return new SparcV8elTargetInfo(Triple, Opts);
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|     }
 | |
| 
 | |
|   case llvm::Triple::sparcv9:
 | |
|     switch (os) {
 | |
|     case llvm::Triple::Linux:
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|       return new LinuxTargetInfo<SparcV9TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Solaris:
 | |
|       return new SolarisTargetInfo<SparcV9TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::NetBSD:
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|       return new NetBSDTargetInfo<SparcV9TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::OpenBSD:
 | |
|       return new OpenBSDTargetInfo<SparcV9TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::FreeBSD:
 | |
|       return new FreeBSDTargetInfo<SparcV9TargetInfo>(Triple, Opts);
 | |
|     default:
 | |
|       return new SparcV9TargetInfo(Triple, Opts);
 | |
|     }
 | |
| 
 | |
|   case llvm::Triple::systemz:
 | |
|     switch (os) {
 | |
|     case llvm::Triple::Linux:
 | |
|       return new LinuxTargetInfo<SystemZTargetInfo>(Triple, Opts);
 | |
|     default:
 | |
|       return new SystemZTargetInfo(Triple, Opts);
 | |
|     }
 | |
| 
 | |
|   case llvm::Triple::tce:
 | |
|     return new TCETargetInfo(Triple, Opts);
 | |
| 
 | |
|   case llvm::Triple::tcele:
 | |
|     return new TCELETargetInfo(Triple, Opts);
 | |
| 
 | |
|   case llvm::Triple::x86:
 | |
|     if (Triple.isOSDarwin())
 | |
|       return new DarwinI386TargetInfo(Triple, Opts);
 | |
| 
 | |
|     switch (os) {
 | |
|     case llvm::Triple::Ananas:
 | |
|       return new AnanasTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::CloudABI:
 | |
|       return new CloudABITargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Linux: {
 | |
|       switch (Triple.getEnvironment()) {
 | |
|       default:
 | |
|         return new LinuxTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|       case llvm::Triple::Android:
 | |
|         return new AndroidX86_32TargetInfo(Triple, Opts);
 | |
|       }
 | |
|     }
 | |
|     case llvm::Triple::DragonFly:
 | |
|       return new DragonFlyBSDTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::NetBSD:
 | |
|       return new NetBSDI386TargetInfo(Triple, Opts);
 | |
|     case llvm::Triple::OpenBSD:
 | |
|       return new OpenBSDI386TargetInfo(Triple, Opts);
 | |
|     case llvm::Triple::FreeBSD:
 | |
|       return new FreeBSDTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::KFreeBSD:
 | |
|       return new KFreeBSDTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Minix:
 | |
|       return new MinixTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Solaris:
 | |
|       return new SolarisTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Win32: {
 | |
|       switch (Triple.getEnvironment()) {
 | |
|       case llvm::Triple::Cygnus:
 | |
|         return new CygwinX86_32TargetInfo(Triple, Opts);
 | |
|       case llvm::Triple::GNU:
 | |
|         return new MinGWX86_32TargetInfo(Triple, Opts);
 | |
|       case llvm::Triple::Itanium:
 | |
|       case llvm::Triple::MSVC:
 | |
|       default: // Assume MSVC for unknown environments
 | |
|         return new MicrosoftX86_32TargetInfo(Triple, Opts);
 | |
|       }
 | |
|     }
 | |
|     case llvm::Triple::Haiku:
 | |
|       return new HaikuX86_32TargetInfo(Triple, Opts);
 | |
|     case llvm::Triple::RTEMS:
 | |
|       return new RTEMSX86_32TargetInfo(Triple, Opts);
 | |
|     case llvm::Triple::NaCl:
 | |
|       return new NaClTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::ELFIAMCU:
 | |
|       return new MCUX86_32TargetInfo(Triple, Opts);
 | |
|     case llvm::Triple::Hurd:
 | |
|       return new HurdTargetInfo<X86_32TargetInfo>(Triple, Opts);
 | |
|     default:
 | |
|       return new X86_32TargetInfo(Triple, Opts);
 | |
|     }
 | |
| 
 | |
|   case llvm::Triple::x86_64:
 | |
|     if (Triple.isOSDarwin() || Triple.isOSBinFormatMachO())
 | |
|       return new DarwinX86_64TargetInfo(Triple, Opts);
 | |
| 
 | |
|     switch (os) {
 | |
|     case llvm::Triple::Ananas:
 | |
|       return new AnanasTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::CloudABI:
 | |
|       return new CloudABITargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Linux: {
 | |
|       switch (Triple.getEnvironment()) {
 | |
|       default:
 | |
|         return new LinuxTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|       case llvm::Triple::Android:
 | |
|         return new AndroidX86_64TargetInfo(Triple, Opts);
 | |
|       }
 | |
|     }
 | |
|     case llvm::Triple::DragonFly:
 | |
|       return new DragonFlyBSDTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::NetBSD:
 | |
|       return new NetBSDTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::OpenBSD:
 | |
|       return new OpenBSDX86_64TargetInfo(Triple, Opts);
 | |
|     case llvm::Triple::FreeBSD:
 | |
|       return new FreeBSDTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Fuchsia:
 | |
|       return new FuchsiaTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::KFreeBSD:
 | |
|       return new KFreeBSDTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Solaris:
 | |
|       return new SolarisTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::Win32: {
 | |
|       switch (Triple.getEnvironment()) {
 | |
|       case llvm::Triple::Cygnus:
 | |
|         return new CygwinX86_64TargetInfo(Triple, Opts);
 | |
|       case llvm::Triple::GNU:
 | |
|         return new MinGWX86_64TargetInfo(Triple, Opts);
 | |
|       case llvm::Triple::MSVC:
 | |
|       default: // Assume MSVC for unknown environments
 | |
|         return new MicrosoftX86_64TargetInfo(Triple, Opts);
 | |
|       }
 | |
|     }
 | |
|     case llvm::Triple::Haiku:
 | |
|       return new HaikuTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::NaCl:
 | |
|       return new NaClTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     case llvm::Triple::PS4:
 | |
|       return new PS4OSTargetInfo<X86_64TargetInfo>(Triple, Opts);
 | |
|     default:
 | |
|       return new X86_64TargetInfo(Triple, Opts);
 | |
|     }
 | |
| 
 | |
|   case llvm::Triple::spir: {
 | |
|     if (Triple.getOS() != llvm::Triple::UnknownOS ||
 | |
|         Triple.getEnvironment() != llvm::Triple::UnknownEnvironment)
 | |
|       return nullptr;
 | |
|     return new SPIR32TargetInfo(Triple, Opts);
 | |
|   }
 | |
|   case llvm::Triple::spir64: {
 | |
|     if (Triple.getOS() != llvm::Triple::UnknownOS ||
 | |
|         Triple.getEnvironment() != llvm::Triple::UnknownEnvironment)
 | |
|       return nullptr;
 | |
|     return new SPIR64TargetInfo(Triple, Opts);
 | |
|   }
 | |
|   case llvm::Triple::wasm32:
 | |
|     if (Triple.getSubArch() != llvm::Triple::NoSubArch ||
 | |
|         Triple.getVendor() != llvm::Triple::UnknownVendor ||
 | |
|         !Triple.isOSBinFormatWasm())
 | |
|       return nullptr;
 | |
|     switch (Triple.getOS()) {
 | |
|       case llvm::Triple::WASI:
 | |
|         return new WASITargetInfo<WebAssembly32TargetInfo>(Triple, Opts);
 | |
|       case llvm::Triple::Emscripten:
 | |
|         return new EmscriptenTargetInfo<WebAssembly32TargetInfo>(Triple, Opts);
 | |
|       case llvm::Triple::UnknownOS:
 | |
|         return new WebAssemblyOSTargetInfo<WebAssembly32TargetInfo>(Triple, Opts);
 | |
|       default:
 | |
|         return nullptr;
 | |
|     }
 | |
|   case llvm::Triple::wasm64:
 | |
|     if (Triple.getSubArch() != llvm::Triple::NoSubArch ||
 | |
|         Triple.getVendor() != llvm::Triple::UnknownVendor ||
 | |
|         !Triple.isOSBinFormatWasm())
 | |
|       return nullptr;
 | |
|     switch (Triple.getOS()) {
 | |
|       case llvm::Triple::WASI:
 | |
|         return new WASITargetInfo<WebAssembly64TargetInfo>(Triple, Opts);
 | |
|       case llvm::Triple::Emscripten:
 | |
|         return new EmscriptenTargetInfo<WebAssembly64TargetInfo>(Triple, Opts);
 | |
|       case llvm::Triple::UnknownOS:
 | |
|         return new WebAssemblyOSTargetInfo<WebAssembly64TargetInfo>(Triple, Opts);
 | |
|       default:
 | |
|         return nullptr;
 | |
|     }
 | |
| 
 | |
|   case llvm::Triple::renderscript32:
 | |
|     return new LinuxTargetInfo<RenderScript32TargetInfo>(Triple, Opts);
 | |
|   case llvm::Triple::renderscript64:
 | |
|     return new LinuxTargetInfo<RenderScript64TargetInfo>(Triple, Opts);
 | |
|   }
 | |
| }
 | |
| } // namespace targets
 | |
| } // namespace clang
 | |
| 
 | |
| using namespace clang::targets;
 | |
| /// CreateTargetInfo - Return the target info object for the specified target
 | |
| /// options.
 | |
| TargetInfo *
 | |
| TargetInfo::CreateTargetInfo(DiagnosticsEngine &Diags,
 | |
|                              const std::shared_ptr<TargetOptions> &Opts) {
 | |
|   llvm::Triple Triple(Opts->Triple);
 | |
| 
 | |
|   // Construct the target
 | |
|   std::unique_ptr<TargetInfo> Target(AllocateTarget(Triple, *Opts));
 | |
|   if (!Target) {
 | |
|     Diags.Report(diag::err_target_unknown_triple) << Triple.str();
 | |
|     return nullptr;
 | |
|   }
 | |
|   Target->TargetOpts = Opts;
 | |
| 
 | |
|   // Set the target CPU if specified.
 | |
|   if (!Opts->CPU.empty() && !Target->setCPU(Opts->CPU)) {
 | |
|     Diags.Report(diag::err_target_unknown_cpu) << Opts->CPU;
 | |
|     SmallVector<StringRef, 32> ValidList;
 | |
|     Target->fillValidCPUList(ValidList);
 | |
|     if (!ValidList.empty())
 | |
|       Diags.Report(diag::note_valid_options) << llvm::join(ValidList, ", ");
 | |
|     return nullptr;
 | |
|   }
 | |
| 
 | |
|   // Set the target ABI if specified.
 | |
|   if (!Opts->ABI.empty() && !Target->setABI(Opts->ABI)) {
 | |
|     Diags.Report(diag::err_target_unknown_abi) << Opts->ABI;
 | |
|     return nullptr;
 | |
|   }
 | |
| 
 | |
|   // Set the fp math unit.
 | |
|   if (!Opts->FPMath.empty() && !Target->setFPMath(Opts->FPMath)) {
 | |
|     Diags.Report(diag::err_target_unknown_fpmath) << Opts->FPMath;
 | |
|     return nullptr;
 | |
|   }
 | |
| 
 | |
|   // Compute the default target features, we need the target to handle this
 | |
|   // because features may have dependencies on one another.
 | |
|   llvm::StringMap<bool> Features;
 | |
|   if (!Target->initFeatureMap(Features, Diags, Opts->CPU,
 | |
|                               Opts->FeaturesAsWritten))
 | |
|     return nullptr;
 | |
| 
 | |
|   // Add the features to the compile options.
 | |
|   Opts->Features.clear();
 | |
|   for (const auto &F : Features)
 | |
|     Opts->Features.push_back((F.getValue() ? "+" : "-") + F.getKey().str());
 | |
|   // Sort here, so we handle the features in a predictable order. (This matters
 | |
|   // when we're dealing with features that overlap.)
 | |
|   llvm::sort(Opts->Features);
 | |
| 
 | |
|   if (!Target->handleTargetFeatures(Opts->Features, Diags))
 | |
|     return nullptr;
 | |
| 
 | |
|   Target->setSupportedOpenCLOpts();
 | |
|   Target->setOpenCLExtensionOpts();
 | |
|   Target->setMaxAtomicWidth();
 | |
| 
 | |
|   if (!Target->validateTarget(Diags))
 | |
|     return nullptr;
 | |
| 
 | |
|   Target->CheckFixedPointBits();
 | |
| 
 | |
|   return Target.release();
 | |
| }
 |