/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 | | bool HasFeatureD; |
28 | | bool HasFeatureF; |
29 | | |
30 | | public: |
31 | | LoongArchTargetInfo(const llvm::Triple &Triple, const TargetOptions &) |
32 | 73 | : TargetInfo(Triple) { |
33 | 73 | HasFeatureD = false; |
34 | 73 | HasFeatureF = false; |
35 | 73 | LongDoubleWidth = 128; |
36 | 73 | LongDoubleAlign = 128; |
37 | 73 | LongDoubleFormat = &llvm::APFloat::IEEEquad(); |
38 | 73 | SuitableAlign = 128; |
39 | 73 | WCharType = SignedInt; |
40 | 73 | WIntType = UnsignedInt; |
41 | 73 | } |
42 | | |
43 | 144 | StringRef getABI() const override { return ABI; } |
44 | | |
45 | | void getTargetDefines(const LangOptions &Opts, |
46 | | MacroBuilder &Builder) const override; |
47 | | |
48 | | ArrayRef<Builtin::Info> getTargetBuiltins() const override; |
49 | | |
50 | 35 | BuiltinVaListKind getBuiltinVaListKind() const override { |
51 | 35 | return TargetInfo::VoidPtrBuiltinVaList; |
52 | 35 | } |
53 | | |
54 | 83 | std::string_view getClobbers() const override { return ""; } |
55 | | |
56 | | ArrayRef<const char *> getGCCRegNames() const override; |
57 | | |
58 | 8 | int getEHDataRegisterNumber(unsigned RegNo) const override { |
59 | 8 | if (RegNo == 0) |
60 | 4 | return 4; |
61 | 4 | if (RegNo == 1) |
62 | 4 | return 5; |
63 | 0 | return -1; |
64 | 4 | } |
65 | | |
66 | | ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; |
67 | | |
68 | | bool validateAsmConstraint(const char *&Name, |
69 | | TargetInfo::ConstraintInfo &Info) const override; |
70 | | std::string convertConstraint(const char *&Constraint) const override; |
71 | | |
72 | 20 | bool hasBitIntType() const override { return true; } |
73 | | |
74 | | bool handleTargetFeatures(std::vector<std::string> &Features, |
75 | | DiagnosticsEngine &Diags) override; |
76 | | |
77 | | bool |
78 | | initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, |
79 | | StringRef CPU, |
80 | | const std::vector<std::string> &FeaturesVec) const override; |
81 | | |
82 | | bool hasFeature(StringRef Feature) const override; |
83 | | }; |
84 | | |
85 | | class LLVM_LIBRARY_VISIBILITY LoongArch32TargetInfo |
86 | | : public LoongArchTargetInfo { |
87 | | public: |
88 | | LoongArch32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) |
89 | 31 | : LoongArchTargetInfo(Triple, Opts) { |
90 | 31 | IntPtrType = SignedInt; |
91 | 31 | PtrDiffType = SignedInt; |
92 | 31 | SizeType = UnsignedInt; |
93 | 31 | resetDataLayout("e-m:e-p:32:32-i64:64-n32-S128"); |
94 | | // TODO: select appropriate ABI. |
95 | 31 | setABI("ilp32d"); |
96 | 31 | } |
97 | | |
98 | 46 | bool setABI(const std::string &Name) override { |
99 | 46 | if (Name == "ilp32d" || Name == "ilp32f"11 || Name == "ilp32s"8 ) { |
100 | 43 | ABI = Name; |
101 | 43 | return true; |
102 | 43 | } |
103 | 3 | return false; |
104 | 46 | } |
105 | 28 | void setMaxAtomicWidth() override { |
106 | 28 | MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32; |
107 | 28 | } |
108 | | }; |
109 | | |
110 | | class LLVM_LIBRARY_VISIBILITY LoongArch64TargetInfo |
111 | | : public LoongArchTargetInfo { |
112 | | public: |
113 | | LoongArch64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) |
114 | 42 | : LoongArchTargetInfo(Triple, Opts) { |
115 | 42 | LongWidth = LongAlign = PointerWidth = PointerAlign = 64; |
116 | 42 | IntMaxType = Int64Type = SignedLong; |
117 | 42 | resetDataLayout("e-m:e-p:64:64-i64:64-i128:128-n64-S128"); |
118 | | // TODO: select appropriate ABI. |
119 | 42 | setABI("lp64d"); |
120 | 42 | } |
121 | | |
122 | 68 | bool setABI(const std::string &Name) override { |
123 | 68 | if (Name == "lp64d" || Name == "lp64f"16 || Name == "lp64s"11 ) { |
124 | 65 | ABI = Name; |
125 | 65 | return true; |
126 | 65 | } |
127 | 3 | return false; |
128 | 68 | } |
129 | 39 | void setMaxAtomicWidth() override { |
130 | 39 | MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; |
131 | 39 | } |
132 | | }; |
133 | | } // end namespace targets |
134 | | } // end namespace clang |
135 | | |
136 | | #endif // LLVM_CLANG_LIB_BASIC_TARGETS_LOONGARCH_H |