/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/lib/AST/Interp/Integral.h
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1 | | //===--- Integral.h - Wrapper for numeric types for the VM ------*- 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 | | // Defines the VM types and helpers operating on types. |
10 | | // |
11 | | //===----------------------------------------------------------------------===// |
12 | | |
13 | | #ifndef LLVM_CLANG_AST_INTERP_INTEGRAL_H |
14 | | #define LLVM_CLANG_AST_INTERP_INTEGRAL_H |
15 | | |
16 | | #include "clang/AST/ComparisonCategories.h" |
17 | | #include "clang/AST/APValue.h" |
18 | | #include "llvm/ADT/APSInt.h" |
19 | | #include "llvm/Support/MathExtras.h" |
20 | | #include "llvm/Support/raw_ostream.h" |
21 | | #include <cstddef> |
22 | | #include <cstdint> |
23 | | |
24 | | namespace clang { |
25 | | namespace interp { |
26 | | |
27 | | using APInt = llvm::APInt; |
28 | | using APSInt = llvm::APSInt; |
29 | | |
30 | | /// Helper to compare two comparable types. |
31 | | template <typename T> |
32 | 0 | ComparisonCategoryResult Compare(const T &X, const T &Y) { |
33 | 0 | if (X < Y) |
34 | 0 | return ComparisonCategoryResult::Less; |
35 | 0 | if (X > Y) |
36 | 0 | return ComparisonCategoryResult::Greater; |
37 | 0 | return ComparisonCategoryResult::Equal; |
38 | 0 | } Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<bool>(bool const&, bool const&) Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<unsigned int>(unsigned int const&, unsigned int const&) Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<signed char>(signed char const&, signed char const&) Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<unsigned char>(unsigned char const&, unsigned char const&) Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<short>(short const&, short const&) Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<unsigned short>(unsigned short const&, unsigned short const&) Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<int>(int const&, int const&) Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<long long>(long long const&, long long const&) Unexecuted instantiation: clang::ComparisonCategoryResult clang::interp::Compare<unsigned long long>(unsigned long long const&, unsigned long long const&) |
39 | | |
40 | | // Helper structure to select the representation. |
41 | | template <unsigned Bits, bool Signed> struct Repr; |
42 | | template <> struct Repr<8, false> { using Type = uint8_t; }; |
43 | | template <> struct Repr<16, false> { using Type = uint16_t; }; |
44 | | template <> struct Repr<32, false> { using Type = uint32_t; }; |
45 | | template <> struct Repr<64, false> { using Type = uint64_t; }; |
46 | | template <> struct Repr<8, true> { using Type = int8_t; }; |
47 | | template <> struct Repr<16, true> { using Type = int16_t; }; |
48 | | template <> struct Repr<32, true> { using Type = int32_t; }; |
49 | | template <> struct Repr<64, true> { using Type = int64_t; }; |
50 | | |
51 | | /// Wrapper around numeric types. |
52 | | /// |
53 | | /// These wrappers are required to shared an interface between APSint and |
54 | | /// builtin primitive numeral types, while optimising for storage and |
55 | | /// allowing methods operating on primitive type to compile to fast code. |
56 | | template <unsigned Bits, bool Signed> class Integral { |
57 | | private: |
58 | | template <unsigned OtherBits, bool OtherSigned> friend class Integral; |
59 | | |
60 | | // The primitive representing the integral. |
61 | | using T = typename Repr<Bits, Signed>::Type; |
62 | | T V; |
63 | | |
64 | | /// Primitive representing limits. |
65 | | static const auto Min = std::numeric_limits<T>::min(); |
66 | | static const auto Max = std::numeric_limits<T>::max(); |
67 | | |
68 | | /// Construct an integral from anything that is convertible to storage. |
69 | 0 | template <typename T> explicit Integral(T V) : V(V) {} Unexecuted instantiation: clang::interp::Integral<8u, true>::Integral<long long>(long long) Unexecuted instantiation: clang::interp::Integral<8u, true>::Integral<signed char>(signed char) Unexecuted instantiation: clang::interp::Integral<8u, true>::Integral<int>(int) Unexecuted instantiation: clang::interp::Integral<8u, false>::Integral<long long>(long long) Unexecuted instantiation: clang::interp::Integral<8u, false>::Integral<unsigned char>(unsigned char) Unexecuted instantiation: clang::interp::Integral<8u, false>::Integral<int>(int) Unexecuted instantiation: clang::interp::Integral<16u, true>::Integral<long long>(long long) Unexecuted instantiation: clang::interp::Integral<16u, true>::Integral<short>(short) Unexecuted instantiation: clang::interp::Integral<16u, true>::Integral<int>(int) Unexecuted instantiation: clang::interp::Integral<16u, false>::Integral<long long>(long long) Unexecuted instantiation: clang::interp::Integral<16u, false>::Integral<unsigned short>(unsigned short) Unexecuted instantiation: clang::interp::Integral<16u, false>::Integral<int>(int) Unexecuted instantiation: clang::interp::Integral<32u, true>::Integral<long long>(long long) Unexecuted instantiation: clang::interp::Integral<32u, true>::Integral<int>(int) Unexecuted instantiation: clang::interp::Integral<32u, false>::Integral<long long>(long long) Unexecuted instantiation: clang::interp::Integral<32u, false>::Integral<unsigned int>(unsigned int) Unexecuted instantiation: clang::interp::Integral<64u, true>::Integral<long long>(long long) Unexecuted instantiation: clang::interp::Integral<64u, false>::Integral<long long>(long long) Unexecuted instantiation: clang::interp::Integral<64u, false>::Integral<unsigned long long>(unsigned long long) Unexecuted instantiation: clang::interp::Integral<32u, false>::Integral<int>(int) Unexecuted instantiation: clang::interp::Integral<64u, true>::Integral<int>(int) Unexecuted instantiation: clang::interp::Integral<64u, false>::Integral<int>(int) Unexecuted instantiation: clang::interp::Integral<8u, true>::Integral<unsigned int>(unsigned int) Unexecuted instantiation: clang::interp::Integral<16u, false>::Integral<unsigned int>(unsigned int) |
70 | | |
71 | | public: |
72 | | /// Zero-initializes an integral. |
73 | 0 | Integral() : V(0) {} Unexecuted instantiation: clang::interp::Integral<8u, true>::Integral() Unexecuted instantiation: clang::interp::Integral<8u, false>::Integral() Unexecuted instantiation: clang::interp::Integral<16u, true>::Integral() Unexecuted instantiation: clang::interp::Integral<16u, false>::Integral() Unexecuted instantiation: clang::interp::Integral<32u, true>::Integral() Unexecuted instantiation: clang::interp::Integral<32u, false>::Integral() Unexecuted instantiation: clang::interp::Integral<64u, true>::Integral() Unexecuted instantiation: clang::interp::Integral<64u, false>::Integral() |
74 | | |
75 | | /// Constructs an integral from another integral. |
76 | | template <unsigned SrcBits, bool SrcSign> |
77 | | explicit Integral(Integral<SrcBits, SrcSign> V) : V(V.V) {} |
78 | | |
79 | | /// Construct an integral from a value based on signedness. |
80 | | explicit Integral(const APSInt &V) |
81 | | : V(V.isSigned() ? V.getSExtValue() : V.getZExtValue()) {} |
82 | | |
83 | 0 | bool operator<(Integral RHS) const { return V < RHS.V; } Unexecuted instantiation: clang::interp::Integral<8u, true>::operator<(clang::interp::Integral<8u, true>) const Unexecuted instantiation: clang::interp::Integral<8u, false>::operator<(clang::interp::Integral<8u, false>) const Unexecuted instantiation: clang::interp::Integral<16u, true>::operator<(clang::interp::Integral<16u, true>) const Unexecuted instantiation: clang::interp::Integral<16u, false>::operator<(clang::interp::Integral<16u, false>) const Unexecuted instantiation: clang::interp::Integral<32u, true>::operator<(clang::interp::Integral<32u, true>) const Unexecuted instantiation: clang::interp::Integral<32u, false>::operator<(clang::interp::Integral<32u, false>) const Unexecuted instantiation: clang::interp::Integral<64u, true>::operator<(clang::interp::Integral<64u, true>) const Unexecuted instantiation: clang::interp::Integral<64u, false>::operator<(clang::interp::Integral<64u, false>) const |
84 | 0 | bool operator>(Integral RHS) const { return V > RHS.V; } Unexecuted instantiation: clang::interp::Integral<8u, true>::operator>(clang::interp::Integral<8u, true>) const Unexecuted instantiation: clang::interp::Integral<8u, false>::operator>(clang::interp::Integral<8u, false>) const Unexecuted instantiation: clang::interp::Integral<16u, true>::operator>(clang::interp::Integral<16u, true>) const Unexecuted instantiation: clang::interp::Integral<16u, false>::operator>(clang::interp::Integral<16u, false>) const Unexecuted instantiation: clang::interp::Integral<32u, true>::operator>(clang::interp::Integral<32u, true>) const Unexecuted instantiation: clang::interp::Integral<32u, false>::operator>(clang::interp::Integral<32u, false>) const Unexecuted instantiation: clang::interp::Integral<64u, true>::operator>(clang::interp::Integral<64u, true>) const Unexecuted instantiation: clang::interp::Integral<64u, false>::operator>(clang::interp::Integral<64u, false>) const |
85 | | bool operator<=(Integral RHS) const { return V <= RHS.V; } |
86 | | bool operator>=(Integral RHS) const { return V >= RHS.V; } |
87 | 0 | bool operator==(Integral RHS) const { return V == RHS.V; } Unexecuted instantiation: clang::interp::Integral<8u, true>::operator==(clang::interp::Integral<8u, true>) const Unexecuted instantiation: clang::interp::Integral<8u, false>::operator==(clang::interp::Integral<8u, false>) const Unexecuted instantiation: clang::interp::Integral<16u, true>::operator==(clang::interp::Integral<16u, true>) const Unexecuted instantiation: clang::interp::Integral<16u, false>::operator==(clang::interp::Integral<16u, false>) const Unexecuted instantiation: clang::interp::Integral<32u, true>::operator==(clang::interp::Integral<32u, true>) const Unexecuted instantiation: clang::interp::Integral<32u, false>::operator==(clang::interp::Integral<32u, false>) const Unexecuted instantiation: clang::interp::Integral<64u, true>::operator==(clang::interp::Integral<64u, true>) const Unexecuted instantiation: clang::interp::Integral<64u, false>::operator==(clang::interp::Integral<64u, false>) const |
88 | | bool operator!=(Integral RHS) const { return V != RHS.V; } |
89 | | |
90 | 0 | bool operator>(unsigned RHS) const { |
91 | 0 | return V >= 0 && static_cast<unsigned>(V) > RHS; |
92 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::operator>(unsigned int) const Unexecuted instantiation: clang::interp::Integral<8u, false>::operator>(unsigned int) const Unexecuted instantiation: clang::interp::Integral<16u, true>::operator>(unsigned int) const Unexecuted instantiation: clang::interp::Integral<16u, false>::operator>(unsigned int) const Unexecuted instantiation: clang::interp::Integral<32u, true>::operator>(unsigned int) const Unexecuted instantiation: clang::interp::Integral<32u, false>::operator>(unsigned int) const Unexecuted instantiation: clang::interp::Integral<64u, true>::operator>(unsigned int) const Unexecuted instantiation: clang::interp::Integral<64u, false>::operator>(unsigned int) const |
93 | | |
94 | 0 | Integral operator-() const { return Integral(-V); } Unexecuted instantiation: clang::interp::Integral<8u, true>::operator-() const Unexecuted instantiation: clang::interp::Integral<8u, false>::operator-() const Unexecuted instantiation: clang::interp::Integral<16u, true>::operator-() const Unexecuted instantiation: clang::interp::Integral<16u, false>::operator-() const Unexecuted instantiation: clang::interp::Integral<32u, true>::operator-() const Unexecuted instantiation: clang::interp::Integral<32u, false>::operator-() const Unexecuted instantiation: clang::interp::Integral<64u, true>::operator-() const Unexecuted instantiation: clang::interp::Integral<64u, false>::operator-() const |
95 | | Integral operator~() const { return Integral(~V); } |
96 | | |
97 | | template <unsigned DstBits, bool DstSign> |
98 | | explicit operator Integral<DstBits, DstSign>() const { |
99 | | return Integral<DstBits, DstSign>(V); |
100 | | } |
101 | | |
102 | | explicit operator unsigned() const { return V; } |
103 | 0 | explicit operator int64_t() const { return V; } Unexecuted instantiation: clang::interp::Integral<8u, true>::operator long long() const Unexecuted instantiation: clang::interp::Integral<8u, false>::operator long long() const Unexecuted instantiation: clang::interp::Integral<16u, true>::operator long long() const Unexecuted instantiation: clang::interp::Integral<16u, false>::operator long long() const Unexecuted instantiation: clang::interp::Integral<32u, true>::operator long long() const Unexecuted instantiation: clang::interp::Integral<32u, false>::operator long long() const Unexecuted instantiation: clang::interp::Integral<64u, true>::operator long long() const Unexecuted instantiation: clang::interp::Integral<64u, false>::operator long long() const |
104 | | explicit operator uint64_t() const { return V; } |
105 | | |
106 | 0 | APSInt toAPSInt() const { |
107 | 0 | return APSInt(APInt(Bits, static_cast<uint64_t>(V), Signed), !Signed); |
108 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::toAPSInt() const Unexecuted instantiation: clang::interp::Integral<8u, false>::toAPSInt() const Unexecuted instantiation: clang::interp::Integral<16u, true>::toAPSInt() const Unexecuted instantiation: clang::interp::Integral<16u, false>::toAPSInt() const Unexecuted instantiation: clang::interp::Integral<32u, true>::toAPSInt() const Unexecuted instantiation: clang::interp::Integral<32u, false>::toAPSInt() const Unexecuted instantiation: clang::interp::Integral<64u, true>::toAPSInt() const Unexecuted instantiation: clang::interp::Integral<64u, false>::toAPSInt() const |
109 | 0 | APSInt toAPSInt(unsigned NumBits) const { |
110 | 0 | if (Signed) |
111 | 0 | return APSInt(toAPSInt().sextOrTrunc(NumBits), !Signed); |
112 | 0 | else |
113 | 0 | return APSInt(toAPSInt().zextOrTrunc(NumBits), !Signed); |
114 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::toAPSInt(unsigned int) const Unexecuted instantiation: clang::interp::Integral<8u, false>::toAPSInt(unsigned int) const Unexecuted instantiation: clang::interp::Integral<16u, true>::toAPSInt(unsigned int) const Unexecuted instantiation: clang::interp::Integral<16u, false>::toAPSInt(unsigned int) const Unexecuted instantiation: clang::interp::Integral<32u, true>::toAPSInt(unsigned int) const Unexecuted instantiation: clang::interp::Integral<32u, false>::toAPSInt(unsigned int) const Unexecuted instantiation: clang::interp::Integral<64u, true>::toAPSInt(unsigned int) const Unexecuted instantiation: clang::interp::Integral<64u, false>::toAPSInt(unsigned int) const |
115 | 0 | APValue toAPValue() const { return APValue(toAPSInt()); } Unexecuted instantiation: clang::interp::Integral<8u, true>::toAPValue() const Unexecuted instantiation: clang::interp::Integral<8u, false>::toAPValue() const Unexecuted instantiation: clang::interp::Integral<16u, true>::toAPValue() const Unexecuted instantiation: clang::interp::Integral<16u, false>::toAPValue() const Unexecuted instantiation: clang::interp::Integral<32u, true>::toAPValue() const Unexecuted instantiation: clang::interp::Integral<32u, false>::toAPValue() const Unexecuted instantiation: clang::interp::Integral<64u, true>::toAPValue() const Unexecuted instantiation: clang::interp::Integral<64u, false>::toAPValue() const |
116 | | |
117 | | Integral<Bits, false> toUnsigned() const { |
118 | | return Integral<Bits, false>(*this); |
119 | | } |
120 | | |
121 | 0 | constexpr static unsigned bitWidth() { return Bits; } Unexecuted instantiation: clang::interp::Integral<8u, true>::bitWidth() Unexecuted instantiation: clang::interp::Integral<8u, false>::bitWidth() Unexecuted instantiation: clang::interp::Integral<16u, true>::bitWidth() Unexecuted instantiation: clang::interp::Integral<16u, false>::bitWidth() Unexecuted instantiation: clang::interp::Integral<32u, true>::bitWidth() Unexecuted instantiation: clang::interp::Integral<32u, false>::bitWidth() Unexecuted instantiation: clang::interp::Integral<64u, true>::bitWidth() Unexecuted instantiation: clang::interp::Integral<64u, false>::bitWidth() |
122 | | |
123 | 0 | bool isZero() const { return !V; } Unexecuted instantiation: clang::interp::Integral<8u, true>::isZero() const Unexecuted instantiation: clang::interp::Integral<8u, false>::isZero() const Unexecuted instantiation: clang::interp::Integral<16u, true>::isZero() const Unexecuted instantiation: clang::interp::Integral<16u, false>::isZero() const Unexecuted instantiation: clang::interp::Integral<32u, true>::isZero() const Unexecuted instantiation: clang::interp::Integral<32u, false>::isZero() const Unexecuted instantiation: clang::interp::Integral<64u, true>::isZero() const Unexecuted instantiation: clang::interp::Integral<64u, false>::isZero() const |
124 | | |
125 | 0 | bool isMin() const { return *this == min(bitWidth()); } Unexecuted instantiation: clang::interp::Integral<8u, true>::isMin() const Unexecuted instantiation: clang::interp::Integral<8u, false>::isMin() const Unexecuted instantiation: clang::interp::Integral<16u, true>::isMin() const Unexecuted instantiation: clang::interp::Integral<16u, false>::isMin() const Unexecuted instantiation: clang::interp::Integral<32u, true>::isMin() const Unexecuted instantiation: clang::interp::Integral<32u, false>::isMin() const Unexecuted instantiation: clang::interp::Integral<64u, true>::isMin() const Unexecuted instantiation: clang::interp::Integral<64u, false>::isMin() const |
126 | | |
127 | | bool isMinusOne() const { return Signed && V == T(-1); } |
128 | | |
129 | | constexpr static bool isSigned() { return Signed; } |
130 | | |
131 | 0 | bool isNegative() const { return V < T(0); } Unexecuted instantiation: clang::interp::Integral<8u, true>::isNegative() const Unexecuted instantiation: clang::interp::Integral<8u, false>::isNegative() const Unexecuted instantiation: clang::interp::Integral<16u, true>::isNegative() const Unexecuted instantiation: clang::interp::Integral<16u, false>::isNegative() const Unexecuted instantiation: clang::interp::Integral<32u, true>::isNegative() const Unexecuted instantiation: clang::interp::Integral<32u, false>::isNegative() const Unexecuted instantiation: clang::interp::Integral<64u, true>::isNegative() const Unexecuted instantiation: clang::interp::Integral<64u, false>::isNegative() const |
132 | 0 | bool isPositive() const { return !isNegative(); } Unexecuted instantiation: clang::interp::Integral<8u, true>::isPositive() const Unexecuted instantiation: clang::interp::Integral<8u, false>::isPositive() const Unexecuted instantiation: clang::interp::Integral<16u, true>::isPositive() const Unexecuted instantiation: clang::interp::Integral<16u, false>::isPositive() const Unexecuted instantiation: clang::interp::Integral<32u, true>::isPositive() const Unexecuted instantiation: clang::interp::Integral<32u, false>::isPositive() const Unexecuted instantiation: clang::interp::Integral<64u, true>::isPositive() const Unexecuted instantiation: clang::interp::Integral<64u, false>::isPositive() const |
133 | | |
134 | 0 | ComparisonCategoryResult compare(const Integral &RHS) const { |
135 | 0 | return Compare(V, RHS.V); |
136 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::compare(clang::interp::Integral<8u, true> const&) const Unexecuted instantiation: clang::interp::Integral<8u, false>::compare(clang::interp::Integral<8u, false> const&) const Unexecuted instantiation: clang::interp::Integral<16u, true>::compare(clang::interp::Integral<16u, true> const&) const Unexecuted instantiation: clang::interp::Integral<16u, false>::compare(clang::interp::Integral<16u, false> const&) const Unexecuted instantiation: clang::interp::Integral<32u, true>::compare(clang::interp::Integral<32u, true> const&) const Unexecuted instantiation: clang::interp::Integral<32u, false>::compare(clang::interp::Integral<32u, false> const&) const Unexecuted instantiation: clang::interp::Integral<64u, true>::compare(clang::interp::Integral<64u, true> const&) const Unexecuted instantiation: clang::interp::Integral<64u, false>::compare(clang::interp::Integral<64u, false> const&) const |
137 | | |
138 | | unsigned countLeadingZeros() const { return llvm::countLeadingZeros<T>(V); } |
139 | | |
140 | 0 | Integral truncate(unsigned TruncBits) const { |
141 | 0 | if (TruncBits >= Bits) |
142 | 0 | return *this; |
143 | 0 | const T BitMask = (T(1) << T(TruncBits)) - 1; |
144 | 0 | const T SignBit = T(1) << (TruncBits - 1); |
145 | 0 | const T ExtMask = ~BitMask; |
146 | 0 | return Integral((V & BitMask) | (Signed && (V & SignBit) ? ExtMask : 0)); |
147 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::truncate(unsigned int) const Unexecuted instantiation: clang::interp::Integral<8u, false>::truncate(unsigned int) const Unexecuted instantiation: clang::interp::Integral<16u, true>::truncate(unsigned int) const Unexecuted instantiation: clang::interp::Integral<16u, false>::truncate(unsigned int) const Unexecuted instantiation: clang::interp::Integral<32u, true>::truncate(unsigned int) const Unexecuted instantiation: clang::interp::Integral<32u, false>::truncate(unsigned int) const Unexecuted instantiation: clang::interp::Integral<64u, true>::truncate(unsigned int) const Unexecuted instantiation: clang::interp::Integral<64u, false>::truncate(unsigned int) const |
148 | | |
149 | 0 | void print(llvm::raw_ostream &OS) const { OS << V; } Unexecuted instantiation: clang::interp::Integral<8u, true>::print(llvm::raw_ostream&) const Unexecuted instantiation: clang::interp::Integral<8u, false>::print(llvm::raw_ostream&) const Unexecuted instantiation: clang::interp::Integral<16u, true>::print(llvm::raw_ostream&) const Unexecuted instantiation: clang::interp::Integral<16u, false>::print(llvm::raw_ostream&) const Unexecuted instantiation: clang::interp::Integral<32u, true>::print(llvm::raw_ostream&) const Unexecuted instantiation: clang::interp::Integral<32u, false>::print(llvm::raw_ostream&) const Unexecuted instantiation: clang::interp::Integral<64u, true>::print(llvm::raw_ostream&) const Unexecuted instantiation: clang::interp::Integral<64u, false>::print(llvm::raw_ostream&) const |
150 | | |
151 | 0 | static Integral min(unsigned NumBits) { |
152 | 0 | return Integral(Min); |
153 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::min(unsigned int) Unexecuted instantiation: clang::interp::Integral<8u, false>::min(unsigned int) Unexecuted instantiation: clang::interp::Integral<16u, true>::min(unsigned int) Unexecuted instantiation: clang::interp::Integral<16u, false>::min(unsigned int) Unexecuted instantiation: clang::interp::Integral<32u, true>::min(unsigned int) Unexecuted instantiation: clang::interp::Integral<32u, false>::min(unsigned int) Unexecuted instantiation: clang::interp::Integral<64u, true>::min(unsigned int) Unexecuted instantiation: clang::interp::Integral<64u, false>::min(unsigned int) |
154 | | static Integral max(unsigned NumBits) { |
155 | | return Integral(Max); |
156 | | } |
157 | | |
158 | | template <typename T> |
159 | 0 | static std::enable_if_t<std::is_integral<T>::value, Integral> from(T Value) { |
160 | 0 | return Integral(Value); |
161 | 0 | } Unexecuted instantiation: std::__1::enable_if<std::is_integral<int>::value, clang::interp::Integral<8u, true> >::type clang::interp::Integral<8u, true>::from<int>(int) Unexecuted instantiation: std::__1::enable_if<std::is_integral<int>::value, clang::interp::Integral<8u, false> >::type clang::interp::Integral<8u, false>::from<int>(int) Unexecuted instantiation: std::__1::enable_if<std::is_integral<int>::value, clang::interp::Integral<16u, true> >::type clang::interp::Integral<16u, true>::from<int>(int) Unexecuted instantiation: std::__1::enable_if<std::is_integral<int>::value, clang::interp::Integral<16u, false> >::type clang::interp::Integral<16u, false>::from<int>(int) Unexecuted instantiation: std::__1::enable_if<std::is_integral<int>::value, clang::interp::Integral<32u, true> >::type clang::interp::Integral<32u, true>::from<int>(int) Unexecuted instantiation: std::__1::enable_if<std::is_integral<int>::value, clang::interp::Integral<32u, false> >::type clang::interp::Integral<32u, false>::from<int>(int) Unexecuted instantiation: std::__1::enable_if<std::is_integral<int>::value, clang::interp::Integral<64u, true> >::type clang::interp::Integral<64u, true>::from<int>(int) Unexecuted instantiation: std::__1::enable_if<std::is_integral<int>::value, clang::interp::Integral<64u, false> >::type clang::interp::Integral<64u, false>::from<int>(int) |
162 | | |
163 | | template <unsigned SrcBits, bool SrcSign> |
164 | | static std::enable_if_t<SrcBits != 0, Integral> |
165 | | from(Integral<SrcBits, SrcSign> Value) { |
166 | | return Integral(Value.V); |
167 | | } |
168 | | |
169 | | template <bool SrcSign> static Integral from(Integral<0, SrcSign> Value) { |
170 | | if (SrcSign) |
171 | | return Integral(Value.V.getSExtValue()); |
172 | | else |
173 | | return Integral(Value.V.getZExtValue()); |
174 | | } |
175 | | |
176 | 0 | static Integral zero() { return from(0); } Unexecuted instantiation: clang::interp::Integral<8u, true>::zero() Unexecuted instantiation: clang::interp::Integral<8u, false>::zero() Unexecuted instantiation: clang::interp::Integral<16u, true>::zero() Unexecuted instantiation: clang::interp::Integral<16u, false>::zero() Unexecuted instantiation: clang::interp::Integral<32u, true>::zero() Unexecuted instantiation: clang::interp::Integral<32u, false>::zero() Unexecuted instantiation: clang::interp::Integral<64u, true>::zero() Unexecuted instantiation: clang::interp::Integral<64u, false>::zero() |
177 | | |
178 | 0 | template <typename T> static Integral from(T Value, unsigned NumBits) { |
179 | 0 | return Integral(Value); |
180 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true> clang::interp::Integral<8u, true>::from<long long>(long long, unsigned int) Unexecuted instantiation: clang::interp::Integral<8u, false> clang::interp::Integral<8u, false>::from<long long>(long long, unsigned int) Unexecuted instantiation: clang::interp::Integral<16u, true> clang::interp::Integral<16u, true>::from<long long>(long long, unsigned int) Unexecuted instantiation: clang::interp::Integral<16u, false> clang::interp::Integral<16u, false>::from<long long>(long long, unsigned int) Unexecuted instantiation: clang::interp::Integral<32u, true> clang::interp::Integral<32u, true>::from<long long>(long long, unsigned int) Unexecuted instantiation: clang::interp::Integral<32u, false> clang::interp::Integral<32u, false>::from<long long>(long long, unsigned int) Unexecuted instantiation: clang::interp::Integral<64u, true> clang::interp::Integral<64u, true>::from<long long>(long long, unsigned int) Unexecuted instantiation: clang::interp::Integral<64u, false> clang::interp::Integral<64u, false>::from<long long>(long long, unsigned int) Unexecuted instantiation: clang::interp::Integral<8u, true> clang::interp::Integral<8u, true>::from<unsigned int>(unsigned int, unsigned int) Unexecuted instantiation: clang::interp::Integral<16u, false> clang::interp::Integral<16u, false>::from<unsigned int>(unsigned int, unsigned int) Unexecuted instantiation: clang::interp::Integral<32u, false> clang::interp::Integral<32u, false>::from<unsigned int>(unsigned int, unsigned int) |
181 | | |
182 | | static bool inRange(int64_t Value, unsigned NumBits) { |
183 | | return CheckRange<T, Min, Max>(Value); |
184 | | } |
185 | | |
186 | | static bool increment(Integral A, Integral *R) { |
187 | | return add(A, Integral(T(1)), A.bitWidth(), R); |
188 | | } |
189 | | |
190 | | static bool decrement(Integral A, Integral *R) { |
191 | | return sub(A, Integral(T(1)), A.bitWidth(), R); |
192 | | } |
193 | | |
194 | 0 | static bool add(Integral A, Integral B, unsigned OpBits, Integral *R) { |
195 | 0 | return CheckAddUB(A.V, B.V, R->V); |
196 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::add(clang::interp::Integral<8u, true>, clang::interp::Integral<8u, true>, unsigned int, clang::interp::Integral<8u, true>*) Unexecuted instantiation: clang::interp::Integral<8u, false>::add(clang::interp::Integral<8u, false>, clang::interp::Integral<8u, false>, unsigned int, clang::interp::Integral<8u, false>*) Unexecuted instantiation: clang::interp::Integral<16u, true>::add(clang::interp::Integral<16u, true>, clang::interp::Integral<16u, true>, unsigned int, clang::interp::Integral<16u, true>*) Unexecuted instantiation: clang::interp::Integral<16u, false>::add(clang::interp::Integral<16u, false>, clang::interp::Integral<16u, false>, unsigned int, clang::interp::Integral<16u, false>*) Unexecuted instantiation: clang::interp::Integral<32u, true>::add(clang::interp::Integral<32u, true>, clang::interp::Integral<32u, true>, unsigned int, clang::interp::Integral<32u, true>*) Unexecuted instantiation: clang::interp::Integral<32u, false>::add(clang::interp::Integral<32u, false>, clang::interp::Integral<32u, false>, unsigned int, clang::interp::Integral<32u, false>*) Unexecuted instantiation: clang::interp::Integral<64u, true>::add(clang::interp::Integral<64u, true>, clang::interp::Integral<64u, true>, unsigned int, clang::interp::Integral<64u, true>*) Unexecuted instantiation: clang::interp::Integral<64u, false>::add(clang::interp::Integral<64u, false>, clang::interp::Integral<64u, false>, unsigned int, clang::interp::Integral<64u, false>*) |
197 | | |
198 | 0 | static bool sub(Integral A, Integral B, unsigned OpBits, Integral *R) { |
199 | 0 | return CheckSubUB(A.V, B.V, R->V); |
200 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::sub(clang::interp::Integral<8u, true>, clang::interp::Integral<8u, true>, unsigned int, clang::interp::Integral<8u, true>*) Unexecuted instantiation: clang::interp::Integral<8u, false>::sub(clang::interp::Integral<8u, false>, clang::interp::Integral<8u, false>, unsigned int, clang::interp::Integral<8u, false>*) Unexecuted instantiation: clang::interp::Integral<16u, true>::sub(clang::interp::Integral<16u, true>, clang::interp::Integral<16u, true>, unsigned int, clang::interp::Integral<16u, true>*) Unexecuted instantiation: clang::interp::Integral<16u, false>::sub(clang::interp::Integral<16u, false>, clang::interp::Integral<16u, false>, unsigned int, clang::interp::Integral<16u, false>*) Unexecuted instantiation: clang::interp::Integral<32u, true>::sub(clang::interp::Integral<32u, true>, clang::interp::Integral<32u, true>, unsigned int, clang::interp::Integral<32u, true>*) Unexecuted instantiation: clang::interp::Integral<32u, false>::sub(clang::interp::Integral<32u, false>, clang::interp::Integral<32u, false>, unsigned int, clang::interp::Integral<32u, false>*) Unexecuted instantiation: clang::interp::Integral<64u, true>::sub(clang::interp::Integral<64u, true>, clang::interp::Integral<64u, true>, unsigned int, clang::interp::Integral<64u, true>*) Unexecuted instantiation: clang::interp::Integral<64u, false>::sub(clang::interp::Integral<64u, false>, clang::interp::Integral<64u, false>, unsigned int, clang::interp::Integral<64u, false>*) |
201 | | |
202 | 0 | static bool mul(Integral A, Integral B, unsigned OpBits, Integral *R) { |
203 | 0 | return CheckMulUB(A.V, B.V, R->V); |
204 | 0 | } Unexecuted instantiation: clang::interp::Integral<8u, true>::mul(clang::interp::Integral<8u, true>, clang::interp::Integral<8u, true>, unsigned int, clang::interp::Integral<8u, true>*) Unexecuted instantiation: clang::interp::Integral<8u, false>::mul(clang::interp::Integral<8u, false>, clang::interp::Integral<8u, false>, unsigned int, clang::interp::Integral<8u, false>*) Unexecuted instantiation: clang::interp::Integral<16u, true>::mul(clang::interp::Integral<16u, true>, clang::interp::Integral<16u, true>, unsigned int, clang::interp::Integral<16u, true>*) Unexecuted instantiation: clang::interp::Integral<16u, false>::mul(clang::interp::Integral<16u, false>, clang::interp::Integral<16u, false>, unsigned int, clang::interp::Integral<16u, false>*) Unexecuted instantiation: clang::interp::Integral<32u, true>::mul(clang::interp::Integral<32u, true>, clang::interp::Integral<32u, true>, unsigned int, clang::interp::Integral<32u, true>*) Unexecuted instantiation: clang::interp::Integral<32u, false>::mul(clang::interp::Integral<32u, false>, clang::interp::Integral<32u, false>, unsigned int, clang::interp::Integral<32u, false>*) Unexecuted instantiation: clang::interp::Integral<64u, true>::mul(clang::interp::Integral<64u, true>, clang::interp::Integral<64u, true>, unsigned int, clang::interp::Integral<64u, true>*) Unexecuted instantiation: clang::interp::Integral<64u, false>::mul(clang::interp::Integral<64u, false>, clang::interp::Integral<64u, false>, unsigned int, clang::interp::Integral<64u, false>*) |
205 | | |
206 | | private: |
207 | | template <typename T> |
208 | | static std::enable_if_t<std::is_signed<T>::value, bool> CheckAddUB(T A, T B, |
209 | 0 | T &R) { |
210 | 0 | return llvm::AddOverflow<T>(A, B, R); |
211 | 0 | } Unexecuted instantiation: std::__1::enable_if<std::is_signed<signed char>::value, bool>::type clang::interp::Integral<8u, true>::CheckAddUB<signed char>(signed char, signed char, signed char&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<short>::value, bool>::type clang::interp::Integral<16u, true>::CheckAddUB<short>(short, short, short&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<int>::value, bool>::type clang::interp::Integral<32u, true>::CheckAddUB<int>(int, int, int&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<long long>::value, bool>::type clang::interp::Integral<64u, true>::CheckAddUB<long long>(long long, long long, long long&) |
212 | | |
213 | | template <typename T> |
214 | | static std::enable_if_t<std::is_unsigned<T>::value, bool> CheckAddUB(T A, T B, |
215 | 0 | T &R) { |
216 | 0 | R = A + B; |
217 | 0 | return false; |
218 | 0 | } Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned char>::value, bool>::type clang::interp::Integral<8u, false>::CheckAddUB<unsigned char>(unsigned char, unsigned char, unsigned char&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned short>::value, bool>::type clang::interp::Integral<16u, false>::CheckAddUB<unsigned short>(unsigned short, unsigned short, unsigned short&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned int>::value, bool>::type clang::interp::Integral<32u, false>::CheckAddUB<unsigned int>(unsigned int, unsigned int, unsigned int&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned long long>::value, bool>::type clang::interp::Integral<64u, false>::CheckAddUB<unsigned long long>(unsigned long long, unsigned long long, unsigned long long&) |
219 | | |
220 | | template <typename T> |
221 | | static std::enable_if_t<std::is_signed<T>::value, bool> CheckSubUB(T A, T B, |
222 | 0 | T &R) { |
223 | 0 | return llvm::SubOverflow<T>(A, B, R); |
224 | 0 | } Unexecuted instantiation: std::__1::enable_if<std::is_signed<signed char>::value, bool>::type clang::interp::Integral<8u, true>::CheckSubUB<signed char>(signed char, signed char, signed char&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<short>::value, bool>::type clang::interp::Integral<16u, true>::CheckSubUB<short>(short, short, short&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<int>::value, bool>::type clang::interp::Integral<32u, true>::CheckSubUB<int>(int, int, int&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<long long>::value, bool>::type clang::interp::Integral<64u, true>::CheckSubUB<long long>(long long, long long, long long&) |
225 | | |
226 | | template <typename T> |
227 | | static std::enable_if_t<std::is_unsigned<T>::value, bool> CheckSubUB(T A, T B, |
228 | 0 | T &R) { |
229 | 0 | R = A - B; |
230 | 0 | return false; |
231 | 0 | } Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned char>::value, bool>::type clang::interp::Integral<8u, false>::CheckSubUB<unsigned char>(unsigned char, unsigned char, unsigned char&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned short>::value, bool>::type clang::interp::Integral<16u, false>::CheckSubUB<unsigned short>(unsigned short, unsigned short, unsigned short&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned int>::value, bool>::type clang::interp::Integral<32u, false>::CheckSubUB<unsigned int>(unsigned int, unsigned int, unsigned int&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned long long>::value, bool>::type clang::interp::Integral<64u, false>::CheckSubUB<unsigned long long>(unsigned long long, unsigned long long, unsigned long long&) |
232 | | |
233 | | template <typename T> |
234 | | static std::enable_if_t<std::is_signed<T>::value, bool> CheckMulUB(T A, T B, |
235 | 0 | T &R) { |
236 | 0 | return llvm::MulOverflow<T>(A, B, R); |
237 | 0 | } Unexecuted instantiation: std::__1::enable_if<std::is_signed<signed char>::value, bool>::type clang::interp::Integral<8u, true>::CheckMulUB<signed char>(signed char, signed char, signed char&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<short>::value, bool>::type clang::interp::Integral<16u, true>::CheckMulUB<short>(short, short, short&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<int>::value, bool>::type clang::interp::Integral<32u, true>::CheckMulUB<int>(int, int, int&) Unexecuted instantiation: std::__1::enable_if<std::is_signed<long long>::value, bool>::type clang::interp::Integral<64u, true>::CheckMulUB<long long>(long long, long long, long long&) |
238 | | |
239 | | template <typename T> |
240 | | static std::enable_if_t<std::is_unsigned<T>::value, bool> CheckMulUB(T A, T B, |
241 | 0 | T &R) { |
242 | 0 | R = A * B; |
243 | 0 | return false; |
244 | 0 | } Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned char>::value, bool>::type clang::interp::Integral<8u, false>::CheckMulUB<unsigned char>(unsigned char, unsigned char, unsigned char&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned short>::value, bool>::type clang::interp::Integral<16u, false>::CheckMulUB<unsigned short>(unsigned short, unsigned short, unsigned short&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned int>::value, bool>::type clang::interp::Integral<32u, false>::CheckMulUB<unsigned int>(unsigned int, unsigned int, unsigned int&) Unexecuted instantiation: std::__1::enable_if<std::is_unsigned<unsigned long long>::value, bool>::type clang::interp::Integral<64u, false>::CheckMulUB<unsigned long long>(unsigned long long, unsigned long long, unsigned long long&) |
245 | | |
246 | | template <typename T, T Min, T Max> |
247 | | static std::enable_if_t<std::is_signed<T>::value, bool> |
248 | | CheckRange(int64_t V) { |
249 | | return Min <= V && V <= Max; |
250 | | } |
251 | | |
252 | | template <typename T, T Min, T Max> |
253 | | static std::enable_if_t<std::is_unsigned<T>::value, bool> |
254 | | CheckRange(int64_t V) { |
255 | | return V >= 0 && static_cast<uint64_t>(V) <= Max; |
256 | | } |
257 | | }; |
258 | | |
259 | | template <unsigned Bits, bool Signed> |
260 | 0 | llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, Integral<Bits, Signed> I) { |
261 | 0 | I.print(OS); |
262 | 0 | return OS; |
263 | 0 | } Unexecuted instantiation: llvm::raw_ostream& clang::interp::operator<<<8u, true>(llvm::raw_ostream&, clang::interp::Integral<8u, true>) Unexecuted instantiation: llvm::raw_ostream& clang::interp::operator<<<8u, false>(llvm::raw_ostream&, clang::interp::Integral<8u, false>) Unexecuted instantiation: llvm::raw_ostream& clang::interp::operator<<<16u, true>(llvm::raw_ostream&, clang::interp::Integral<16u, true>) Unexecuted instantiation: llvm::raw_ostream& clang::interp::operator<<<16u, false>(llvm::raw_ostream&, clang::interp::Integral<16u, false>) Unexecuted instantiation: llvm::raw_ostream& clang::interp::operator<<<32u, true>(llvm::raw_ostream&, clang::interp::Integral<32u, true>) Unexecuted instantiation: llvm::raw_ostream& clang::interp::operator<<<32u, false>(llvm::raw_ostream&, clang::interp::Integral<32u, false>) Unexecuted instantiation: llvm::raw_ostream& clang::interp::operator<<<64u, true>(llvm::raw_ostream&, clang::interp::Integral<64u, true>) Unexecuted instantiation: llvm::raw_ostream& clang::interp::operator<<<64u, false>(llvm::raw_ostream&, clang::interp::Integral<64u, false>) |
264 | | |
265 | | } // namespace interp |
266 | | } // namespace clang |
267 | | |
268 | | #endif |