mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-10-05 09:11:05 +01:00
Junhee Cho
69d4363ea5
* Multiplication and division have the same priority. * A new builtin interface DivWith is added. * In some tests expecting a compilation error (syntax error), the error message now says it is expecting SLASH or binary *.
105 lines
3.3 KiB
C++
105 lines
3.3 KiB
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#ifndef CARBON_EXPLORER_INTERPRETER_BUILTINS_H_
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#define CARBON_EXPLORER_INTERPRETER_BUILTINS_H_
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#include <array>
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#include <optional>
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#include <string_view>
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#include "common/error.h"
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#include "explorer/ast/declaration.h"
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#include "explorer/ast/expression.h"
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#include "explorer/common/nonnull.h"
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#include "explorer/common/source_location.h"
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#include "explorer/interpreter/value.h"
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namespace Carbon {
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class Builtins {
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public:
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explicit Builtins() {}
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enum class Builtin {
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// Conversions.
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As,
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ImplicitAs,
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// Comparison.
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EqWith,
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LessWith,
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LessEqWith,
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GreaterWith,
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GreaterEqWith,
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CompareWith,
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// Arithmetic.
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Negate,
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AddWith,
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SubWith,
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MulWith,
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DivWith,
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ModWith,
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// Bitwise and shift.
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BitComplement,
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BitAndWith,
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BitOrWith,
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BitXorWith,
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LeftShiftWith,
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RightShiftWith,
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Last = RightShiftWith
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};
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// TODO: In C++20, replace with `using enum Builtin;`.
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static constexpr Builtin As = Builtin::As;
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static constexpr Builtin ImplicitAs = Builtin::ImplicitAs;
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static constexpr Builtin EqWith = Builtin::EqWith;
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static constexpr Builtin LessWith = Builtin::LessWith;
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static constexpr Builtin LessEqWith = Builtin::LessEqWith;
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static constexpr Builtin GreaterWith = Builtin::GreaterWith;
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static constexpr Builtin GreaterEqWith = Builtin::GreaterEqWith;
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static constexpr Builtin Negate = Builtin::Negate;
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static constexpr Builtin AddWith = Builtin::AddWith;
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static constexpr Builtin SubWith = Builtin::SubWith;
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static constexpr Builtin MulWith = Builtin::MulWith;
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static constexpr Builtin DivWith = Builtin::DivWith;
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static constexpr Builtin ModWith = Builtin::ModWith;
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static constexpr Builtin BitComplement = Builtin::BitComplement;
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static constexpr Builtin BitAndWith = Builtin::BitAndWith;
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static constexpr Builtin BitOrWith = Builtin::BitOrWith;
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static constexpr Builtin BitXorWith = Builtin::BitXorWith;
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static constexpr Builtin LeftShiftWith = Builtin::LeftShiftWith;
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static constexpr Builtin RightShiftWith = Builtin::RightShiftWith;
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static constexpr Builtin CompareWith = Builtin::CompareWith;
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// Register a declaration that might be a builtin.
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void Register(Nonnull<const Declaration*> decl);
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// Get a registered builtin.
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auto Get(SourceLocation source_loc, Builtin builtin) const
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-> ErrorOr<Nonnull<const Declaration*>>;
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// Get the source name of a builtin.
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static constexpr auto GetName(Builtin builtin) -> std::string_view {
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return BuiltinNames[static_cast<int>(builtin)];
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}
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private:
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static constexpr int NumBuiltins = static_cast<int>(Builtin::Last) + 1;
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static constexpr const char* BuiltinNames[NumBuiltins] = {
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"As", "ImplicitAs", "EqWith", "LessWith",
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"LessEqWith", "GreaterWith", "GreaterEqWith", "CompareWith",
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"Negate", "AddWith", "SubWith", "MulWith",
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"DivWith", "ModWith", "BitComplement", "BitAndWith",
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"BitOrWith", "BitXorWith", "LeftShiftWith", "RightShiftWith"};
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std::optional<Nonnull<const Declaration*>> builtins_[NumBuiltins] = {};
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};
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} // namespace Carbon
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#endif // CARBON_EXPLORER_INTERPRETER_BUILTINS_H_
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