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