forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			71 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			71 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
//===--- Lanai.cpp - Implement Lanai target feature support ---------------===//
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//
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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 Lanai TargetInfo objects.
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//
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//===----------------------------------------------------------------------===//
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#include "Lanai.h"
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#include "clang/Basic/MacroBuilder.h"
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#include "llvm/ADT/StringSwitch.h"
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using namespace clang;
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using namespace clang::targets;
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const char *const LanaiTargetInfo::GCCRegNames[] = {
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    "r0",  "r1",  "r2",  "r3",  "r4",  "r5",  "r6",  "r7",  "r8",  "r9",  "r10",
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    "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21",
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    "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31"
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};
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ArrayRef<const char *> LanaiTargetInfo::getGCCRegNames() const {
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  return llvm::makeArrayRef(GCCRegNames);
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}
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const TargetInfo::GCCRegAlias LanaiTargetInfo::GCCRegAliases[] = {
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    {{"pc"}, "r2"},   {{"sp"}, "r4"},   {{"fp"}, "r5"},   {{"rv"}, "r8"},
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    {{"rr1"}, "r10"}, {{"rr2"}, "r11"}, {{"rca"}, "r15"},
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};
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ArrayRef<TargetInfo::GCCRegAlias> LanaiTargetInfo::getGCCRegAliases() const {
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  return llvm::makeArrayRef(GCCRegAliases);
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}
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bool LanaiTargetInfo::isValidCPUName(StringRef Name) const {
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  return llvm::StringSwitch<bool>(Name).Case("v11", true).Default(false);
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}
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void LanaiTargetInfo::fillValidCPUList(
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    SmallVectorImpl<StringRef> &Values) const {
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  Values.emplace_back("v11");
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}
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bool LanaiTargetInfo::setCPU(const std::string &Name) {
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  CPU = llvm::StringSwitch<CPUKind>(Name).Case("v11", CK_V11).Default(CK_NONE);
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  return CPU != CK_NONE;
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}
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bool LanaiTargetInfo::hasFeature(StringRef Feature) const {
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  return llvm::StringSwitch<bool>(Feature).Case("lanai", true).Default(false);
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}
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void LanaiTargetInfo::getTargetDefines(const LangOptions &Opts,
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                                       MacroBuilder &Builder) const {
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  // Define __lanai__ when building for target lanai.
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  Builder.defineMacro("__lanai__");
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  // Set define for the CPU specified.
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  switch (CPU) {
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  case CK_V11:
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    Builder.defineMacro("__LANAI_V11__");
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    break;
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  case CK_NONE:
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    llvm_unreachable("Unhandled target CPU");
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  }
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}
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