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https://github.com/carbon-language/carbon-lang.git
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Jon Ross-Perkins
1c748c0f14
Continuing along with #3070. Note this is just a file rename, with BUILD edits; every file previously in semantics/ should show as moved (except maybe BUILDs, which split).
57 lines
1.8 KiB
C++
57 lines
1.8 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_TOOLCHAIN_SEM_IR_BUILTIN_KIND_H_
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#define CARBON_TOOLCHAIN_SEM_IR_BUILTIN_KIND_H_
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#include <cstdint>
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#include "common/enum_base.h"
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namespace Carbon::SemIR {
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CARBON_DEFINE_RAW_ENUM_CLASS(BuiltinKind, uint8_t) {
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#define CARBON_SEMANTICS_BUILTIN_KIND_NAME(Name) \
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CARBON_RAW_ENUM_ENUMERATOR(Name)
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#include "toolchain/sem_ir/builtin_kind.def"
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};
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class BuiltinKind : public CARBON_ENUM_BASE(BuiltinKind) {
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public:
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#define CARBON_SEMANTICS_BUILTIN_KIND_NAME(Name) \
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CARBON_ENUM_CONSTANT_DECLARATION(Name)
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#include "toolchain/sem_ir/builtin_kind.def"
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auto label() -> llvm::StringRef;
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// The count of enum values excluding Invalid.
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//
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// Note that we *define* this as `constexpr` making it a true compile-time
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// constant.
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static const uint8_t ValidCount;
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// Support conversion to and from an int32_t for SemanticNode storage.
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using EnumBase::AsInt;
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using EnumBase::FromInt;
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};
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#define CARBON_SEMANTICS_BUILTIN_KIND_NAME(Name) \
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CARBON_ENUM_CONSTANT_DEFINITION(BuiltinKind, Name)
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#include "toolchain/sem_ir/builtin_kind.def"
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constexpr uint8_t BuiltinKind::ValidCount = Invalid.AsInt();
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static_assert(
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BuiltinKind::ValidCount != 0,
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"The above `constexpr` definition of `ValidCount` makes it available in "
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"a `constexpr` context despite being declared as merely `const`. We use it "
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"in a static assert here to ensure that.");
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// We expect the builtin kind to fit compactly into 8 bits.
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static_assert(sizeof(BuiltinKind) == 1, "Kind objects include padding!");
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} // namespace Carbon::SemIR
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#endif // CARBON_TOOLCHAIN_SEM_IR_BUILTIN_KIND_H_
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