71 lines · cpp
1//===--- Lanai.cpp - Implement Lanai target feature support ---------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file implements Lanai TargetInfo objects.10//11//===----------------------------------------------------------------------===//12 13#include "Lanai.h"14#include "clang/Basic/MacroBuilder.h"15#include "llvm/ADT/StringSwitch.h"16 17using namespace clang;18using namespace clang::targets;19 20const char *const LanaiTargetInfo::GCCRegNames[] = {21 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",22 "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21",23 "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31"24};25 26ArrayRef<const char *> LanaiTargetInfo::getGCCRegNames() const {27 return llvm::ArrayRef(GCCRegNames);28}29 30const TargetInfo::GCCRegAlias LanaiTargetInfo::GCCRegAliases[] = {31 {{"pc"}, "r2"}, {{"sp"}, "r4"}, {{"fp"}, "r5"}, {{"rv"}, "r8"},32 {{"rr1"}, "r10"}, {{"rr2"}, "r11"}, {{"rca"}, "r15"},33};34 35ArrayRef<TargetInfo::GCCRegAlias> LanaiTargetInfo::getGCCRegAliases() const {36 return llvm::ArrayRef(GCCRegAliases);37}38 39bool LanaiTargetInfo::isValidCPUName(StringRef Name) const {40 return llvm::StringSwitch<bool>(Name).Case("v11", true).Default(false);41}42void LanaiTargetInfo::fillValidCPUList(43 SmallVectorImpl<StringRef> &Values) const {44 Values.emplace_back("v11");45}46 47bool LanaiTargetInfo::setCPU(const std::string &Name) {48 CPU = llvm::StringSwitch<CPUKind>(Name).Case("v11", CK_V11).Default(CK_NONE);49 50 return CPU != CK_NONE;51}52 53bool LanaiTargetInfo::hasFeature(StringRef Feature) const {54 return llvm::StringSwitch<bool>(Feature).Case("lanai", true).Default(false);55}56 57void LanaiTargetInfo::getTargetDefines(const LangOptions &Opts,58 MacroBuilder &Builder) const {59 // Define __lanai__ when building for target lanai.60 Builder.defineMacro("__lanai__");61 62 // Set define for the CPU specified.63 switch (CPU) {64 case CK_V11:65 Builder.defineMacro("__LANAI_V11__");66 break;67 case CK_NONE:68 llvm_unreachable("Unhandled target CPU");69 }70}71