1 //===--- XCore.h - Declare XCore target feature support ---------*- C++ -*-===// 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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file declares XCore TargetInfo objects. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_CLANG_LIB_BASIC_TARGETS_XCORE_H 14 #define LLVM_CLANG_LIB_BASIC_TARGETS_XCORE_H 15 16 #include "clang/Basic/TargetInfo.h" 17 #include "clang/Basic/TargetOptions.h" 18 #include "llvm/ADT/Triple.h" 19 #include "llvm/Support/Compiler.h" 20 21 namespace clang { 22 namespace targets { 23 24 class LLVM_LIBRARY_VISIBILITY XCoreTargetInfo : public TargetInfo { 25 26 public: XCoreTargetInfo(const llvm::Triple & Triple,const TargetOptions &)27 XCoreTargetInfo(const llvm::Triple &Triple, const TargetOptions &) 28 : TargetInfo(Triple) { 29 NoAsmVariants = true; 30 LongLongAlign = 32; 31 SuitableAlign = 32; 32 DoubleAlign = LongDoubleAlign = 32; 33 SizeType = UnsignedInt; 34 PtrDiffType = SignedInt; 35 IntPtrType = SignedInt; 36 WCharType = UnsignedChar; 37 WIntType = UnsignedInt; 38 UseZeroLengthBitfieldAlignment = true; 39 resetDataLayout("e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:32" 40 "-f64:32-a:0:32-n32"); 41 } 42 43 void getTargetDefines(const LangOptions &Opts, 44 MacroBuilder &Builder) const override; 45 46 ArrayRef<Builtin::Info> getTargetBuiltins() const override; 47 getBuiltinVaListKind()48 BuiltinVaListKind getBuiltinVaListKind() const override { 49 return TargetInfo::VoidPtrBuiltinVaList; 50 } 51 getClobbers()52 const char *getClobbers() const override { return ""; } 53 getGCCRegNames()54 ArrayRef<const char *> getGCCRegNames() const override { 55 static const char *const GCCRegNames[] = { 56 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", 57 "r8", "r9", "r10", "r11", "cp", "dp", "sp", "lr" 58 }; 59 return llvm::ArrayRef(GCCRegNames); 60 } 61 getGCCRegAliases()62 ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { 63 return std::nullopt; 64 } 65 validateAsmConstraint(const char * & Name,TargetInfo::ConstraintInfo & Info)66 bool validateAsmConstraint(const char *&Name, 67 TargetInfo::ConstraintInfo &Info) const override { 68 return false; 69 } 70 getEHDataRegisterNumber(unsigned RegNo)71 int getEHDataRegisterNumber(unsigned RegNo) const override { 72 // R0=ExceptionPointerRegister R1=ExceptionSelectorRegister 73 return (RegNo < 2) ? RegNo : -1; 74 } 75 allowsLargerPreferedTypeAlignment()76 bool allowsLargerPreferedTypeAlignment() const override { return false; } 77 hasBitIntType()78 bool hasBitIntType() const override { return true; } 79 }; 80 } // namespace targets 81 } // namespace clang 82 #endif // LLVM_CLANG_LIB_BASIC_TARGETS_XCORE_H 83