xref: /freebsd-src/contrib/llvm-project/clang/lib/Basic/Targets/CSKY.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
181ad6265SDimitry Andric //===--- CSKY.h - Declare CSKY target feature support -----------*- C++ -*-===//
281ad6265SDimitry Andric //
381ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
481ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
581ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
681ad6265SDimitry Andric //
781ad6265SDimitry Andric //===----------------------------------------------------------------------===//
881ad6265SDimitry Andric //
981ad6265SDimitry Andric // This file declares CSKY TargetInfo objects.
1081ad6265SDimitry Andric //
1181ad6265SDimitry Andric //===----------------------------------------------------------------------===//
1281ad6265SDimitry Andric 
1381ad6265SDimitry Andric #ifndef LLVM_CLANG_LIB_BASIC_TARGETS_CSKY_H
1481ad6265SDimitry Andric #define LLVM_CLANG_LIB_BASIC_TARGETS_CSKY_H
1581ad6265SDimitry Andric 
1681ad6265SDimitry Andric #include "clang/Basic/MacroBuilder.h"
1781ad6265SDimitry Andric #include "clang/Basic/TargetInfo.h"
1806c3fb27SDimitry Andric #include "llvm/TargetParser/CSKYTargetParser.h"
1981ad6265SDimitry Andric 
2081ad6265SDimitry Andric namespace clang {
2181ad6265SDimitry Andric namespace targets {
2281ad6265SDimitry Andric 
2381ad6265SDimitry Andric class LLVM_LIBRARY_VISIBILITY CSKYTargetInfo : public TargetInfo {
2481ad6265SDimitry Andric protected:
2581ad6265SDimitry Andric   std::string ABI;
2681ad6265SDimitry Andric   llvm::CSKY::ArchKind Arch = llvm::CSKY::ArchKind::INVALID;
2781ad6265SDimitry Andric   std::string CPU;
2881ad6265SDimitry Andric 
2981ad6265SDimitry Andric   bool HardFloat = false;
3081ad6265SDimitry Andric   bool HardFloatABI = false;
3181ad6265SDimitry Andric   bool FPUV2_SF = false;
3281ad6265SDimitry Andric   bool FPUV2_DF = false;
3381ad6265SDimitry Andric   bool FPUV3_SF = false;
3481ad6265SDimitry Andric   bool FPUV3_DF = false;
3581ad6265SDimitry Andric   bool VDSPV2 = false;
3681ad6265SDimitry Andric   bool VDSPV1 = false;
3781ad6265SDimitry Andric   bool DSPV2 = false;
3881ad6265SDimitry Andric   bool is3E3R1 = false;
3981ad6265SDimitry Andric 
4081ad6265SDimitry Andric public:
4181ad6265SDimitry Andric   CSKYTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
4281ad6265SDimitry Andric       : TargetInfo(Triple) {
4381ad6265SDimitry Andric     NoAsmVariants = true;
4481ad6265SDimitry Andric     LongLongAlign = 32;
4581ad6265SDimitry Andric     SuitableAlign = 32;
4681ad6265SDimitry Andric     DoubleAlign = LongDoubleAlign = 32;
4781ad6265SDimitry Andric     SizeType = UnsignedInt;
4881ad6265SDimitry Andric     PtrDiffType = SignedInt;
4981ad6265SDimitry Andric     IntPtrType = SignedInt;
5081ad6265SDimitry Andric     WCharType = SignedInt;
5181ad6265SDimitry Andric     WIntType = UnsignedInt;
5281ad6265SDimitry Andric 
5381ad6265SDimitry Andric     UseZeroLengthBitfieldAlignment = true;
5481ad6265SDimitry Andric     MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32;
5581ad6265SDimitry Andric     resetDataLayout("e-m:e-S32-p:32:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-"
5681ad6265SDimitry Andric                     "v64:32:32-v128:32:32-a:0:32-Fi32-n32");
5781ad6265SDimitry Andric 
5881ad6265SDimitry Andric     setABI("abiv2");
5981ad6265SDimitry Andric   }
6081ad6265SDimitry Andric 
6181ad6265SDimitry Andric   StringRef getABI() const override { return ABI; }
6281ad6265SDimitry Andric   bool setABI(const std::string &Name) override {
6381ad6265SDimitry Andric     if (Name == "abiv2" || Name == "abiv1") {
6481ad6265SDimitry Andric       ABI = Name;
6581ad6265SDimitry Andric       return true;
6681ad6265SDimitry Andric     }
6781ad6265SDimitry Andric     return false;
6881ad6265SDimitry Andric   }
6981ad6265SDimitry Andric 
7081ad6265SDimitry Andric   bool setCPU(const std::string &Name) override;
7181ad6265SDimitry Andric 
7281ad6265SDimitry Andric   bool isValidCPUName(StringRef Name) const override;
7381ad6265SDimitry Andric 
74*0fca6ea1SDimitry Andric   unsigned getMinGlobalAlign(uint64_t, bool HasNonWeakDef) const override;
7581ad6265SDimitry Andric 
7681ad6265SDimitry Andric   ArrayRef<Builtin::Info> getTargetBuiltins() const override;
7781ad6265SDimitry Andric 
7881ad6265SDimitry Andric   BuiltinVaListKind getBuiltinVaListKind() const override {
7981ad6265SDimitry Andric     return VoidPtrBuiltinVaList;
8081ad6265SDimitry Andric   }
8181ad6265SDimitry Andric 
8281ad6265SDimitry Andric   bool validateAsmConstraint(const char *&Name,
8381ad6265SDimitry Andric                              TargetInfo::ConstraintInfo &info) const override;
8481ad6265SDimitry Andric 
8506c3fb27SDimitry Andric   std::string_view getClobbers() const override { return ""; }
8681ad6265SDimitry Andric 
8781ad6265SDimitry Andric   void getTargetDefines(const LangOptions &Opts,
8881ad6265SDimitry Andric                         MacroBuilder &Builder) const override;
8981ad6265SDimitry Andric   bool hasFeature(StringRef Feature) const override;
9081ad6265SDimitry Andric   bool handleTargetFeatures(std::vector<std::string> &Features,
9181ad6265SDimitry Andric                             DiagnosticsEngine &Diags) override;
9281ad6265SDimitry Andric 
9381ad6265SDimitry Andric   /// Whether target allows to overalign ABI-specified preferred alignment
9481ad6265SDimitry Andric   bool allowsLargerPreferedTypeAlignment() const override { return false; }
9581ad6265SDimitry Andric 
9681ad6265SDimitry Andric   bool hasBitIntType() const override { return true; }
9781ad6265SDimitry Andric 
9881ad6265SDimitry Andric protected:
9981ad6265SDimitry Andric   ArrayRef<const char *> getGCCRegNames() const override;
10081ad6265SDimitry Andric 
10181ad6265SDimitry Andric   ArrayRef<GCCRegAlias> getGCCRegAliases() const override;
10281ad6265SDimitry Andric };
10381ad6265SDimitry Andric 
10481ad6265SDimitry Andric } // namespace targets
10581ad6265SDimitry Andric } // namespace clang
10681ad6265SDimitry Andric 
10781ad6265SDimitry Andric #endif // LLVM_CLANG_LIB_BASIC_TARGETS_CSKY_H
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