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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //==-- LoongArch64TargetParser - Parser for LoongArch64 features --*- C++ -*-=// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file implements a target parser to recognise LoongArch hardware features |
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| 10 | // such as CPU/ARCH and extension names. |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |||
| 14 | #ifndef LLVM_TARGETPARSER_LOONGARCHTARGETPARSER_H |
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| 15 | #define LLVM_TARGETPARSER_LOONGARCHTARGETPARSER_H |
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| 16 | |||
| 17 | #include "llvm/TargetParser/Triple.h" |
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| 18 | #include <vector> |
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| 19 | |||
| 20 | namespace llvm { |
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| 21 | class StringRef; |
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| 22 | |||
| 23 | namespace LoongArch { |
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| 24 | |||
| 25 | enum FeatureKind : uint32_t { |
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| 26 | FK_INVALID = 0, |
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| 27 | FK_NONE = 1, |
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| 28 | |||
| 29 | // 64-bit ISA is available. |
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| 30 | FK_64BIT = 1 << 1, |
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| 31 | |||
| 32 | // Single-precision floating-point instructions are available. |
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| 33 | FK_FP32 = 1 << 2, |
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| 34 | |||
| 35 | // Double-precision floating-point instructions are available. |
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| 36 | FK_FP64 = 1 << 3, |
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| 37 | |||
| 38 | // Loongson SIMD Extension is available. |
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| 39 | FK_LSX = 1 << 4, |
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| 40 | |||
| 41 | // Loongson Advanced SIMD Extension is available. |
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| 42 | FK_LASX = 1 << 5, |
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| 43 | |||
| 44 | // Loongson Binary Translation Extension is available. |
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| 45 | FK_LBT = 1 << 6, |
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| 46 | |||
| 47 | // Loongson Virtualization Extension is available. |
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| 48 | FK_LVZ = 1 << 7, |
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| 49 | }; |
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| 50 | |||
| 51 | struct FeatureInfo { |
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| 52 | StringRef Name; |
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| 53 | FeatureKind Kind; |
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| 54 | }; |
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| 55 | |||
| 56 | enum class ArchKind { |
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| 57 | #define LOONGARCH_ARCH(NAME, KIND, FEATURES) KIND, |
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| 58 | #include "LoongArchTargetParser.def" |
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| 59 | }; |
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| 60 | |||
| 61 | struct ArchInfo { |
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| 62 | StringRef Name; |
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| 63 | ArchKind Kind; |
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| 64 | uint32_t Features; |
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| 65 | }; |
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| 66 | |||
| 67 | ArchKind parseArch(StringRef Arch); |
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| 68 | bool getArchFeatures(StringRef Arch, std::vector<StringRef> &Features); |
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| 69 | |||
| 70 | } // namespace LoongArch |
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| 71 | |||
| 72 | } // namespace llvm |
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| 73 | |||
| 74 | #endif // LLVM_SUPPORT_LOONGARCHTARGETPARSER_H |