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 static const Builtin::Info BuiltinInfo[]; 26 27 public: 28 XCoreTargetInfo(const llvm::Triple &Triple, const TargetOptions &) 29 : TargetInfo(Triple) { 30 NoAsmVariants = true; 31 LongLongAlign = 32; 32 SuitableAlign = 32; 33 DoubleAlign = LongDoubleAlign = 32; 34 SizeType = UnsignedInt; 35 PtrDiffType = SignedInt; 36 IntPtrType = SignedInt; 37 WCharType = UnsignedChar; 38 WIntType = UnsignedInt; 39 UseZeroLengthBitfieldAlignment = true; 40 resetDataLayout("e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:32" 41 "-f64:32-a:0:32-n32"); 42 } 43 44 void getTargetDefines(const LangOptions &Opts, 45 MacroBuilder &Builder) const override; 46 47 ArrayRef<Builtin::Info> getTargetBuiltins() const override; 48 49 BuiltinVaListKind getBuiltinVaListKind() const override { 50 return TargetInfo::VoidPtrBuiltinVaList; 51 } 52 53 const char *getClobbers() const override { return ""; } 54 55 ArrayRef<const char *> getGCCRegNames() const override { 56 static const char *const GCCRegNames[] = { 57 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", 58 "r8", "r9", "r10", "r11", "cp", "dp", "sp", "lr" 59 }; 60 return llvm::makeArrayRef(GCCRegNames); 61 } 62 63 ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { 64 return None; 65 } 66 67 bool validateAsmConstraint(const char *&Name, 68 TargetInfo::ConstraintInfo &Info) const override { 69 return false; 70 } 71 72 int getEHDataRegisterNumber(unsigned RegNo) const override { 73 // R0=ExceptionPointerRegister R1=ExceptionSelectorRegister 74 return (RegNo < 2) ? RegNo : -1; 75 } 76 77 bool allowsLargerPreferedTypeAlignment() const override { return false; } 78 }; 79 } // namespace targets 80 } // namespace clang 81 #endif // LLVM_CLANG_LIB_BASIC_TARGETS_XCORE_H 82