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LoongArch.h
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LoongArch.h
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//===-- LoongArch.h - Declare LoongArch target feature support --*- 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
//
//===----------------------------------------------------------------------===//
//
// This file declares LoongArch TargetInfo objects.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_LOONGARCH_H
#define LLVM_CLANG_LIB_BASIC_TARGETS_LOONGARCH_H
#include "clang/Basic/TargetInfo.h"
#include "clang/Basic/TargetOptions.h"
#include "llvm/ADT/Triple.h"
#include "llvm/Support/Compiler.h"
namespace clang {
namespace targets {
class LLVM_LIBRARY_VISIBILITY LoongArchTargetInfo : public TargetInfo {
protected:
std::string ABI;
public:
LoongArchTargetInfo(const llvm::Triple &Triple, const TargetOptions &)
: TargetInfo(Triple) {
LongDoubleWidth = 128;
LongDoubleAlign = 128;
LongDoubleFormat = &llvm::APFloat::IEEEquad();
SuitableAlign = 128;
WCharType = SignedInt;
WIntType = UnsignedInt;
}
StringRef getABI() const override { return ABI; }
void getTargetDefines(const LangOptions &Opts,
MacroBuilder &Builder) const override;
ArrayRef<Builtin::Info> getTargetBuiltins() const override;
BuiltinVaListKind getBuiltinVaListKind() const override {
return TargetInfo::VoidPtrBuiltinVaList;
}
const char *getClobbers() const override { return ""; }
ArrayRef<const char *> getGCCRegNames() const override;
ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override;
bool validateAsmConstraint(const char *&Name,
TargetInfo::ConstraintInfo &Info) const override;
std::string convertConstraint(const char *&Constraint) const override;
bool hasBitIntType() const override { return true; }
};
class LLVM_LIBRARY_VISIBILITY LoongArch32TargetInfo
: public LoongArchTargetInfo {
public:
LoongArch32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
: LoongArchTargetInfo(Triple, Opts) {
IntPtrType = SignedInt;
PtrDiffType = SignedInt;
SizeType = UnsignedInt;
resetDataLayout("e-m:e-p:32:32-i64:64-n32-S128");
// TODO: select appropriate ABI.
setABI("ilp32d");
}
bool setABI(const std::string &Name) override {
if (Name == "ilp32d" || Name == "ilp32f" || Name == "ilp32s") {
ABI = Name;
return true;
}
return false;
}
};
class LLVM_LIBRARY_VISIBILITY LoongArch64TargetInfo
: public LoongArchTargetInfo {
public:
LoongArch64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
: LoongArchTargetInfo(Triple, Opts) {
LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
IntMaxType = Int64Type = SignedLong;
resetDataLayout("e-m:e-p:64:64-i64:64-i128:128-n64-S128");
// TODO: select appropriate ABI.
setABI("lp64d");
}
bool setABI(const std::string &Name) override {
if (Name == "lp64d" || Name == "lp64f" || Name == "lp64s") {
ABI = Name;
return true;
}
return false;
}
};
} // end namespace targets
} // end namespace clang
#endif // LLVM_CLANG_LIB_BASIC_TARGETS_LOONGARCH_H