/src/llvm-project/clang/lib/Basic/Targets/MSP430.h
Line | Count | Source (jump to first uncovered line) |
1 | | //===--- MSP430.h - Declare MSP430 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 MSP430 TargetInfo objects. |
10 | | // |
11 | | //===----------------------------------------------------------------------===// |
12 | | |
13 | | #ifndef LLVM_CLANG_LIB_BASIC_TARGETS_MSP430_H |
14 | | #define LLVM_CLANG_LIB_BASIC_TARGETS_MSP430_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 MSP430TargetInfo : public TargetInfo { |
25 | | static const char *const GCCRegNames[]; |
26 | | |
27 | | public: |
28 | | MSP430TargetInfo(const llvm::Triple &Triple, const TargetOptions &) |
29 | 0 | : TargetInfo(Triple) { |
30 | 0 | TLSSupported = false; |
31 | 0 | IntWidth = 16; |
32 | 0 | IntAlign = 16; |
33 | 0 | LongWidth = 32; |
34 | 0 | LongLongWidth = 64; |
35 | 0 | LongAlign = LongLongAlign = 16; |
36 | 0 | FloatWidth = 32; |
37 | 0 | FloatAlign = 16; |
38 | 0 | DoubleWidth = LongDoubleWidth = 64; |
39 | 0 | DoubleAlign = LongDoubleAlign = 16; |
40 | 0 | PointerWidth = 16; |
41 | 0 | PointerAlign = 16; |
42 | 0 | SuitableAlign = 16; |
43 | 0 | SizeType = UnsignedInt; |
44 | 0 | IntMaxType = SignedLongLong; |
45 | 0 | IntPtrType = SignedInt; |
46 | 0 | PtrDiffType = SignedInt; |
47 | 0 | SigAtomicType = SignedLong; |
48 | 0 | resetDataLayout("e-m:e-p:16:16-i32:16-i64:16-f32:16-f64:16-a:8-n8:16-S16"); |
49 | 0 | } |
50 | | void getTargetDefines(const LangOptions &Opts, |
51 | | MacroBuilder &Builder) const override; |
52 | | |
53 | 0 | ArrayRef<Builtin::Info> getTargetBuiltins() const override { |
54 | | // FIXME: Implement. |
55 | 0 | return std::nullopt; |
56 | 0 | } |
57 | | |
58 | 0 | bool allowsLargerPreferedTypeAlignment() const override { return false; } |
59 | | |
60 | 0 | bool hasFeature(StringRef Feature) const override { |
61 | 0 | return Feature == "msp430"; |
62 | 0 | } |
63 | | |
64 | | ArrayRef<const char *> getGCCRegNames() const override; |
65 | | |
66 | 0 | ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { |
67 | | // Make r0 - r3 be recognized by llc (f.e., in clobber list) |
68 | 0 | static const TargetInfo::GCCRegAlias GCCRegAliases[] = { |
69 | 0 | {{"r0"}, "pc"}, |
70 | 0 | {{"r1"}, "sp"}, |
71 | 0 | {{"r2"}, "sr"}, |
72 | 0 | {{"r3"}, "cg"}, |
73 | 0 | }; |
74 | 0 | return llvm::ArrayRef(GCCRegAliases); |
75 | 0 | } |
76 | | |
77 | | bool validateAsmConstraint(const char *&Name, |
78 | 0 | TargetInfo::ConstraintInfo &info) const override { |
79 | | // FIXME: implement |
80 | 0 | switch (*Name) { |
81 | 0 | case 'K': // the constant 1 |
82 | 0 | case 'L': // constant -1^20 .. 1^19 |
83 | 0 | case 'M': // constant 1-4: |
84 | 0 | return true; |
85 | 0 | } |
86 | | // No target constraints for now. |
87 | 0 | return false; |
88 | 0 | } |
89 | | |
90 | 0 | std::string_view getClobbers() const override { |
91 | | // FIXME: Is this really right? |
92 | 0 | return ""; |
93 | 0 | } |
94 | | |
95 | 0 | BuiltinVaListKind getBuiltinVaListKind() const override { |
96 | | // FIXME: implement |
97 | 0 | return TargetInfo::CharPtrBuiltinVaList; |
98 | 0 | } |
99 | | }; |
100 | | |
101 | | } // namespace targets |
102 | | } // namespace clang |
103 | | #endif // LLVM_CLANG_LIB_BASIC_TARGETS_MSP430_H |