Coverage Report

Created: 2020-09-22 08:39

/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/lib/Basic/Targets/AVR.h
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//===--- AVR.h - Declare AVR target feature support -------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares AVR TargetInfo objects.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_AVR_H
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#define LLVM_CLANG_LIB_BASIC_TARGETS_AVR_H
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#include "clang/Basic/TargetInfo.h"
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#include "clang/Basic/TargetOptions.h"
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#include "llvm/ADT/Triple.h"
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#include "llvm/Support/Compiler.h"
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namespace clang {
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namespace targets {
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// AVR Target
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class LLVM_LIBRARY_VISIBILITY AVRTargetInfo : public TargetInfo {
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public:
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  AVRTargetInfo(const llvm::Triple &Triple, const TargetOptions &)
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      : TargetInfo(Triple) {
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    TLSSupported = false;
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    PointerWidth = 16;
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    PointerAlign = 8;
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    IntWidth = 16;
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    IntAlign = 8;
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    LongWidth = 32;
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    LongAlign = 8;
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    LongLongWidth = 64;
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    LongLongAlign = 8;
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    SuitableAlign = 8;
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    DefaultAlignForAttributeAligned = 8;
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    HalfWidth = 16;
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    HalfAlign = 8;
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    FloatWidth = 32;
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    FloatAlign = 8;
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    DoubleWidth = 32;
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    DoubleAlign = 8;
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    DoubleFormat = &llvm::APFloat::IEEEsingle();
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    LongDoubleWidth = 32;
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    LongDoubleAlign = 8;
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    LongDoubleFormat = &llvm::APFloat::IEEEsingle();
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    SizeType = UnsignedInt;
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    PtrDiffType = SignedInt;
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    IntPtrType = SignedInt;
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    Char16Type = UnsignedInt;
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    WIntType = SignedInt;
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    Char32Type = UnsignedLong;
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    SigAtomicType = SignedChar;
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    resetDataLayout("e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8");
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  }
clang::targets::AVRTargetInfo::AVRTargetInfo(llvm::Triple const&, clang::TargetOptions const&)
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      : TargetInfo(Triple) {
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    TLSSupported = false;
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    PointerWidth = 16;
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    PointerAlign = 8;
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    IntWidth = 16;
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    IntAlign = 8;
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    LongWidth = 32;
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    LongAlign = 8;
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    LongLongWidth = 64;
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    LongLongAlign = 8;
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    SuitableAlign = 8;
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    DefaultAlignForAttributeAligned = 8;
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    HalfWidth = 16;
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    HalfAlign = 8;
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    FloatWidth = 32;
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    FloatAlign = 8;
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    DoubleWidth = 32;
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    DoubleAlign = 8;
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    DoubleFormat = &llvm::APFloat::IEEEsingle();
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    LongDoubleWidth = 32;
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    LongDoubleAlign = 8;
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    LongDoubleFormat = &llvm::APFloat::IEEEsingle();
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    SizeType = UnsignedInt;
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    PtrDiffType = SignedInt;
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    IntPtrType = SignedInt;
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    Char16Type = UnsignedInt;
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    WIntType = SignedInt;
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    Char32Type = UnsignedLong;
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    SigAtomicType = SignedChar;
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    resetDataLayout("e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8");
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  }
Unexecuted instantiation: clang::targets::AVRTargetInfo::AVRTargetInfo(llvm::Triple const&, clang::TargetOptions const&)
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  void getTargetDefines(const LangOptions &Opts,
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                        MacroBuilder &Builder) const override;
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  ArrayRef<Builtin::Info> getTargetBuiltins() const override { return None; }
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  BuiltinVaListKind getBuiltinVaListKind() const override {
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    return TargetInfo::VoidPtrBuiltinVaList;
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  }
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  const char *getClobbers() const override { return ""; }
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  ArrayRef<const char *> getGCCRegNames() const override {
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    static const char *const GCCRegNames[] = {
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        "r0",  "r1",  "r2",  "r3",  "r4",  "r5",  "r6",  "r7",  "r8",  "r9",
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        "r10", "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19",
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        "r20", "r21", "r22", "r23", "r24", "r25", "X",   "Y",   "Z",   "SP"
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    };
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    return llvm::makeArrayRef(GCCRegNames);
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  }
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  ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
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    return None;
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  }
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  ArrayRef<TargetInfo::AddlRegName> getGCCAddlRegNames() const override {
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    static const TargetInfo::AddlRegName AddlRegNames[] = {
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        {{"r26", "r27"}, 26},
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        {{"r28", "r29"}, 27},
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        {{"r30", "r31"}, 28},
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        {{"SPL", "SPH"}, 29},
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    };
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    return llvm::makeArrayRef(AddlRegNames);
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  }
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  bool validateAsmConstraint(const char *&Name,
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                             TargetInfo::ConstraintInfo &Info) const override {
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    // There aren't any multi-character AVR specific constraints.
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    if (StringRef(Name).size() > 1)
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      return false;
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    switch (*Name) {
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    default:
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      return false;
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    case 'a': // Simple upper registers
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    case 'b': // Base pointer registers pairs
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    case 'd': // Upper register
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    case 'l': // Lower registers
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    case 'e': // Pointer register pairs
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    case 'q': // Stack pointer register
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    case 'r': // Any register
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    case 'w': // Special upper register pairs
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    case 't': // Temporary register
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    case 'x':
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    case 'X': // Pointer register pair X
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    case 'y':
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    case 'Y': // Pointer register pair Y
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    case 'z':
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    case 'Z': // Pointer register pair Z
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      Info.setAllowsRegister();
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      return true;
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    case 'I': // 6-bit positive integer constant
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      Info.setRequiresImmediate(0, 63);
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      return true;
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    case 'J': // 6-bit negative integer constant
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      Info.setRequiresImmediate(-63, 0);
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      return true;
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    case 'K': // Integer constant (Range: 2)
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      Info.setRequiresImmediate(2);
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      return true;
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    case 'L': // Integer constant (Range: 0)
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      Info.setRequiresImmediate(0);
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      return true;
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    case 'M': // 8-bit integer constant
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      Info.setRequiresImmediate(0, 0xff);
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      return true;
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    case 'N': // Integer constant (Range: -1)
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      Info.setRequiresImmediate(-1);
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      return true;
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    case 'O': // Integer constant (Range: 8, 16, 24)
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      Info.setRequiresImmediate({8, 16, 24});
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      return true;
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    case 'P': // Integer constant (Range: 1)
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      Info.setRequiresImmediate(1);
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      return true;
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    case 'R': // Integer constant (Range: -6 to 5)
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      Info.setRequiresImmediate(-6, 5);
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      return true;
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    case 'G': // Floating point constant
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    case 'Q': // A memory address based on Y or Z pointer with displacement.
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      return true;
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    }
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    return false;
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  }
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  IntType getIntTypeByWidth(unsigned BitWidth, bool IsSigned) const final {
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    // AVR prefers int for 16-bit integers.
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    return BitWidth == 16 ? (IsSigned ? SignedInt : UnsignedInt)
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                          : TargetInfo::getIntTypeByWidth(BitWidth, IsSigned);
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  }
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  IntType getLeastIntTypeByWidth(unsigned BitWidth, bool IsSigned) const final {
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    // AVR uses int for int_least16_t and int_fast16_t.
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    return BitWidth == 16
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               ? (IsSigned ? 
SignedInt38
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UnsignedInt38
)
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               : TargetInfo::getLeastIntTypeByWidth(BitWidth, IsSigned);
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  }
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  bool isValidCPUName(StringRef Name) const override;
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  void fillValidCPUList(SmallVectorImpl<StringRef> &Values) const override;
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  bool setCPU(const std::string &Name) override {
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    bool isValid = isValidCPUName(Name);
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    if (isValid)
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      CPU = Name;
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    return isValid;
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  }
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protected:
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  std::string CPU;
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};
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} // namespace targets
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} // namespace clang
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#endif // LLVM_CLANG_LIB_BASIC_TARGETS_AVR_H