/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/lib/Basic/Targets/LoongArch.h
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1 | | //===-- LoongArch.h - Declare LoongArch target feature support --*- 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 | | // This file declares LoongArch TargetInfo objects. |
10 | | // |
11 | | //===----------------------------------------------------------------------===// |
12 | | |
13 | | #ifndef LLVM_CLANG_LIB_BASIC_TARGETS_LOONGARCH_H |
14 | | #define LLVM_CLANG_LIB_BASIC_TARGETS_LOONGARCH_H |
15 | | |
16 | | #include "clang/Basic/TargetInfo.h" |
17 | | #include "clang/Basic/TargetOptions.h" |
18 | | #include "llvm/Support/Compiler.h" |
19 | | #include "llvm/TargetParser/Triple.h" |
20 | | |
21 | | namespace clang { |
22 | | namespace targets { |
23 | | |
24 | | class LLVM_LIBRARY_VISIBILITY LoongArchTargetInfo : public TargetInfo { |
25 | | protected: |
26 | | std::string ABI; |
27 | | std::string CPU; |
28 | | bool HasFeatureD; |
29 | | bool HasFeatureF; |
30 | | bool HasFeatureLSX; |
31 | | bool HasFeatureLASX; |
32 | | |
33 | | public: |
34 | | LoongArchTargetInfo(const llvm::Triple &Triple, const TargetOptions &) |
35 | 146 | : TargetInfo(Triple) { |
36 | 146 | HasFeatureD = false; |
37 | 146 | HasFeatureF = false; |
38 | 146 | HasFeatureLSX = false; |
39 | 146 | HasFeatureLASX = false; |
40 | 146 | LongDoubleWidth = 128; |
41 | 146 | LongDoubleAlign = 128; |
42 | 146 | LongDoubleFormat = &llvm::APFloat::IEEEquad(); |
43 | 146 | MCountName = "_mcount"; |
44 | 146 | SuitableAlign = 128; |
45 | 146 | WCharType = SignedInt; |
46 | 146 | WIntType = UnsignedInt; |
47 | 146 | } |
48 | | |
49 | 76 | bool setCPU(const std::string &Name) override { |
50 | 76 | if (!isValidCPUName(Name)) |
51 | 2 | return false; |
52 | 74 | CPU = Name; |
53 | 74 | return true; |
54 | 76 | } |
55 | | |
56 | 135 | StringRef getCPU() const { return CPU; } |
57 | | |
58 | 316 | StringRef getABI() const override { return ABI; } |
59 | | |
60 | | void getTargetDefines(const LangOptions &Opts, |
61 | | MacroBuilder &Builder) const override; |
62 | | |
63 | | ArrayRef<Builtin::Info> getTargetBuiltins() const override; |
64 | | |
65 | 83 | BuiltinVaListKind getBuiltinVaListKind() const override { |
66 | 83 | return TargetInfo::VoidPtrBuiltinVaList; |
67 | 83 | } |
68 | | |
69 | 93 | std::string_view getClobbers() const override { return ""; } |
70 | | |
71 | | ArrayRef<const char *> getGCCRegNames() const override; |
72 | | |
73 | 8 | int getEHDataRegisterNumber(unsigned RegNo) const override { |
74 | 8 | if (RegNo == 0) |
75 | 4 | return 4; |
76 | 4 | if (RegNo == 1) |
77 | 4 | return 5; |
78 | 0 | return -1; |
79 | 4 | } |
80 | | |
81 | | ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; |
82 | | |
83 | | bool validateAsmConstraint(const char *&Name, |
84 | | TargetInfo::ConstraintInfo &Info) const override; |
85 | | std::string convertConstraint(const char *&Constraint) const override; |
86 | | |
87 | 20 | bool hasBitIntType() const override { return true; } |
88 | | |
89 | | bool handleTargetFeatures(std::vector<std::string> &Features, |
90 | | DiagnosticsEngine &Diags) override; |
91 | | |
92 | | bool |
93 | | initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, |
94 | | StringRef CPU, |
95 | | const std::vector<std::string> &FeaturesVec) const override; |
96 | | |
97 | | bool hasFeature(StringRef Feature) const override; |
98 | | |
99 | | bool isValidCPUName(StringRef Name) const override; |
100 | | void fillValidCPUList(SmallVectorImpl<StringRef> &Values) const override; |
101 | | }; |
102 | | |
103 | | class LLVM_LIBRARY_VISIBILITY LoongArch32TargetInfo |
104 | | : public LoongArchTargetInfo { |
105 | | public: |
106 | | LoongArch32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) |
107 | 33 | : LoongArchTargetInfo(Triple, Opts) { |
108 | 33 | IntPtrType = SignedInt; |
109 | 33 | PtrDiffType = SignedInt; |
110 | 33 | SizeType = UnsignedInt; |
111 | 33 | resetDataLayout("e-m:e-p:32:32-i64:64-n32-S128"); |
112 | | // TODO: select appropriate ABI. |
113 | 33 | setABI("ilp32d"); |
114 | 33 | } |
115 | | |
116 | 48 | bool setABI(const std::string &Name) override { |
117 | 48 | if (Name == "ilp32d" || Name == "ilp32f"11 || Name == "ilp32s"8 ) { |
118 | 45 | ABI = Name; |
119 | 45 | return true; |
120 | 45 | } |
121 | 3 | return false; |
122 | 48 | } |
123 | 30 | void setMaxAtomicWidth() override { |
124 | 30 | MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32; |
125 | 30 | } |
126 | | }; |
127 | | |
128 | | class LLVM_LIBRARY_VISIBILITY LoongArch64TargetInfo |
129 | | : public LoongArchTargetInfo { |
130 | | public: |
131 | | LoongArch64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) |
132 | 113 | : LoongArchTargetInfo(Triple, Opts) { |
133 | 113 | LongWidth = LongAlign = PointerWidth = PointerAlign = 64; |
134 | 113 | IntMaxType = Int64Type = SignedLong; |
135 | 113 | resetDataLayout("e-m:e-p:64:64-i64:64-i128:128-n64-S128"); |
136 | | // TODO: select appropriate ABI. |
137 | 113 | setABI("lp64d"); |
138 | 113 | } |
139 | | |
140 | 190 | bool setABI(const std::string &Name) override { |
141 | 190 | if (Name == "lp64d" || Name == "lp64f"16 || Name == "lp64s"11 ) { |
142 | 187 | ABI = Name; |
143 | 187 | return true; |
144 | 187 | } |
145 | 3 | return false; |
146 | 190 | } |
147 | 105 | void setMaxAtomicWidth() override { |
148 | 105 | MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; |
149 | 105 | } |
150 | | }; |
151 | | } // end namespace targets |
152 | | } // end namespace clang |
153 | | |
154 | | #endif // LLVM_CLANG_LIB_BASIC_TARGETS_LOONGARCH_H |