103 lines
3.8 KiB
TableGen
103 lines
3.8 KiB
TableGen
// RUN: mlir-tblgen -gen-enum-decls -I %S/../../include %s | FileCheck %s --check-prefix=DECL
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// RUN: mlir-tblgen -gen-enum-defs -I %S/../../include %s | FileCheck %s --check-prefix=DEF
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include "mlir/IR/EnumAttr.td"
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include "mlir/IR/OpBase.td"
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// Test bit enums
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def None: I32BitEnumAttrCaseNone<"None", "none">;
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def Bit0: I32BitEnumAttrCaseBit<"Bit0", 0, "tagged">;
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def Bit1: I32BitEnumAttrCaseBit<"Bit1", 1>;
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def Bit2: I32BitEnumAttrCaseBit<"Bit2", 2>;
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def Bit3: I32BitEnumAttrCaseBit<"Bit3", 3>;
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def BitGroup: I32BitEnumAttrCaseGroup<"BitGroup", [
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Bit0, Bit1
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]>;
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def MyBitEnum: I32BitEnumAttr<"MyBitEnum", "An example bit enum",
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[None, Bit0, Bit1, Bit2, Bit3, BitGroup]> {
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let genSpecializedAttr = 0;
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}
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// DECL-LABEL: enum class MyBitEnum : uint32_t
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// DECL: None = 0,
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// DECL: Bit0 = 1,
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// DECL: Bit1 = 2,
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// DECL: Bit2 = 4,
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// DECL: Bit3 = 8,
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// DECL: }
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// DECL: ::std::optional<MyBitEnum> symbolizeMyBitEnum(uint32_t);
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// DECL: std::string stringifyMyBitEnum(MyBitEnum);
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// DECL: ::std::optional<MyBitEnum> symbolizeMyBitEnum(::llvm::StringRef);
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// DECL: struct FieldParser<::MyBitEnum, ::MyBitEnum> {
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// DECL: template <typename ParserT>
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// DECL: static FailureOr<::MyBitEnum> parse(ParserT &parser) {
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// DECL: // Parse the keyword/string containing the enum.
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// DECL: std::string enumKeyword;
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// DECL: auto loc = parser.getCurrentLocation();
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// DECL: if (failed(parser.parseOptionalKeywordOrString(&enumKeyword)))
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// DECL: return parser.emitError(loc, "expected keyword for An example bit enum");
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// DECL: // Symbolize the keyword.
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// DECL: if (::std::optional<::MyBitEnum> attr = ::symbolizeEnum<::MyBitEnum>(enumKeyword))
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// DECL: return *attr;
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// DECL: return parser.emitError(loc, "invalid An example bit enum specification: ") << enumKeyword;
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// DECL: }
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// DECL: inline ::llvm::raw_ostream &operator<<(::llvm::raw_ostream &p, ::MyBitEnum value) {
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// DECL: auto valueStr = stringifyEnum(value);
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// DECL: switch (value) {
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// DECL: case ::MyBitEnum::BitGroup:
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// DECL: return p << valueStr;
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// DECL: default:
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// DECL: break;
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// DECL: }
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// DECL: auto underlyingValue = static_cast<std::make_unsigned_t<::MyBitEnum>>(value);
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// DECL: if (underlyingValue && !llvm::has_single_bit(underlyingValue))
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// DECL: return p << '"' << valueStr << '"';
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// DECL: return p << valueStr;
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// DEF-LABEL: std::string stringifyMyBitEnum
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// DEF: auto val = static_cast<uint32_t>
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// DEF: if (val == 0) return "none";
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// DEF: if (1u == (1u & val))
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// DEF-NEXT: push_back("tagged")
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// DEF: if (2u == (2u & val))
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// DEF-NEXT: push_back("Bit1")
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// DEF-LABEL: ::std::optional<MyBitEnum> symbolizeMyBitEnum(::llvm::StringRef str)
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// DEF: if (str == "none") return MyBitEnum::None;
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// DEF: .Case("tagged", 1)
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// DEF: .Case("Bit1", 2)
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// Test enum printer generation for non non-keyword enums.
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def NonKeywordBit: I32BitEnumAttrCaseBit<"Bit0", 0, "tag-ged">;
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def MyMixedNonKeywordBitEnum: I32BitEnumAttr<"MyMixedNonKeywordBitEnum", "An example bit enum", [
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NonKeywordBit,
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Bit1
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]> {
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let genSpecializedAttr = 0;
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}
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def MyNonKeywordBitEnum: I32BitEnumAttr<"MyNonKeywordBitEnum", "An example bit enum", [
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NonKeywordBit
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]> {
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let genSpecializedAttr = 0;
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}
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// DECL: inline ::llvm::raw_ostream &operator<<(::llvm::raw_ostream &p, ::MyMixedNonKeywordBitEnum value) {
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// DECL: auto valueStr = stringifyEnum(value);
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// DECL: switch (value) {
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// DECL: case ::MyMixedNonKeywordBitEnum::Bit1:
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// DECL: break;
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// DECL: default:
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// DECL: return p << '"' << valueStr << '"';
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// DECL: }
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// DECL: return p << valueStr;
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// DECL: }
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// DECL: inline ::llvm::raw_ostream &operator<<(::llvm::raw_ostream &p, ::MyNonKeywordBitEnum value) {
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// DECL: auto valueStr = stringifyEnum(value);
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// DECL: return p << '"' << valueStr << '"';
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