xref: /freebsd/contrib/llvm-project/clang/lib/Basic/Targets/MSP430.h (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric //===--- MSP430.h - Declare MSP430 target feature support -------*- C++ -*-===//
2*0b57cec5SDimitry Andric //
3*0b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0b57cec5SDimitry Andric //
7*0b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
8*0b57cec5SDimitry Andric //
9*0b57cec5SDimitry Andric // This file declares MSP430 TargetInfo objects.
10*0b57cec5SDimitry Andric //
11*0b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
12*0b57cec5SDimitry Andric 
13*0b57cec5SDimitry Andric #ifndef LLVM_CLANG_LIB_BASIC_TARGETS_MSP430_H
14*0b57cec5SDimitry Andric #define LLVM_CLANG_LIB_BASIC_TARGETS_MSP430_H
15*0b57cec5SDimitry Andric 
16*0b57cec5SDimitry Andric #include "clang/Basic/TargetInfo.h"
17*0b57cec5SDimitry Andric #include "clang/Basic/TargetOptions.h"
18*0b57cec5SDimitry Andric #include "llvm/ADT/Triple.h"
19*0b57cec5SDimitry Andric #include "llvm/Support/Compiler.h"
20*0b57cec5SDimitry Andric 
21*0b57cec5SDimitry Andric namespace clang {
22*0b57cec5SDimitry Andric namespace targets {
23*0b57cec5SDimitry Andric 
24*0b57cec5SDimitry Andric class LLVM_LIBRARY_VISIBILITY MSP430TargetInfo : public TargetInfo {
25*0b57cec5SDimitry Andric   static const char *const GCCRegNames[];
26*0b57cec5SDimitry Andric 
27*0b57cec5SDimitry Andric public:
28*0b57cec5SDimitry Andric   MSP430TargetInfo(const llvm::Triple &Triple, const TargetOptions &)
29*0b57cec5SDimitry Andric       : TargetInfo(Triple) {
30*0b57cec5SDimitry Andric     TLSSupported = false;
31*0b57cec5SDimitry Andric     IntWidth = 16;
32*0b57cec5SDimitry Andric     IntAlign = 16;
33*0b57cec5SDimitry Andric     LongWidth = 32;
34*0b57cec5SDimitry Andric     LongLongWidth = 64;
35*0b57cec5SDimitry Andric     LongAlign = LongLongAlign = 16;
36*0b57cec5SDimitry Andric     FloatWidth = 32;
37*0b57cec5SDimitry Andric     FloatAlign = 16;
38*0b57cec5SDimitry Andric     DoubleWidth = LongDoubleWidth = 64;
39*0b57cec5SDimitry Andric     DoubleAlign = LongDoubleAlign = 16;
40*0b57cec5SDimitry Andric     PointerWidth = 16;
41*0b57cec5SDimitry Andric     PointerAlign = 16;
42*0b57cec5SDimitry Andric     SuitableAlign = 16;
43*0b57cec5SDimitry Andric     SizeType = UnsignedInt;
44*0b57cec5SDimitry Andric     IntMaxType = SignedLongLong;
45*0b57cec5SDimitry Andric     IntPtrType = SignedInt;
46*0b57cec5SDimitry Andric     PtrDiffType = SignedInt;
47*0b57cec5SDimitry Andric     SigAtomicType = SignedLong;
48*0b57cec5SDimitry Andric     resetDataLayout("e-m:e-p:16:16-i32:16-i64:16-f32:16-f64:16-a:8-n8:16-S16");
49*0b57cec5SDimitry Andric   }
50*0b57cec5SDimitry Andric   void getTargetDefines(const LangOptions &Opts,
51*0b57cec5SDimitry Andric                         MacroBuilder &Builder) const override;
52*0b57cec5SDimitry Andric 
53*0b57cec5SDimitry Andric   ArrayRef<Builtin::Info> getTargetBuiltins() const override {
54*0b57cec5SDimitry Andric     // FIXME: Implement.
55*0b57cec5SDimitry Andric     return None;
56*0b57cec5SDimitry Andric   }
57*0b57cec5SDimitry Andric 
58*0b57cec5SDimitry Andric   bool allowsLargerPreferedTypeAlignment() const override { return false; }
59*0b57cec5SDimitry Andric 
60*0b57cec5SDimitry Andric   bool hasFeature(StringRef Feature) const override {
61*0b57cec5SDimitry Andric     return Feature == "msp430";
62*0b57cec5SDimitry Andric   }
63*0b57cec5SDimitry Andric 
64*0b57cec5SDimitry Andric   ArrayRef<const char *> getGCCRegNames() const override;
65*0b57cec5SDimitry Andric 
66*0b57cec5SDimitry Andric   ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
67*0b57cec5SDimitry Andric     // No aliases.
68*0b57cec5SDimitry Andric     return None;
69*0b57cec5SDimitry Andric   }
70*0b57cec5SDimitry Andric 
71*0b57cec5SDimitry Andric   bool validateAsmConstraint(const char *&Name,
72*0b57cec5SDimitry Andric                              TargetInfo::ConstraintInfo &info) const override {
73*0b57cec5SDimitry Andric     // FIXME: implement
74*0b57cec5SDimitry Andric     switch (*Name) {
75*0b57cec5SDimitry Andric     case 'K': // the constant 1
76*0b57cec5SDimitry Andric     case 'L': // constant -1^20 .. 1^19
77*0b57cec5SDimitry Andric     case 'M': // constant 1-4:
78*0b57cec5SDimitry Andric       return true;
79*0b57cec5SDimitry Andric     }
80*0b57cec5SDimitry Andric     // No target constraints for now.
81*0b57cec5SDimitry Andric     return false;
82*0b57cec5SDimitry Andric   }
83*0b57cec5SDimitry Andric 
84*0b57cec5SDimitry Andric   const char *getClobbers() const override {
85*0b57cec5SDimitry Andric     // FIXME: Is this really right?
86*0b57cec5SDimitry Andric     return "";
87*0b57cec5SDimitry Andric   }
88*0b57cec5SDimitry Andric 
89*0b57cec5SDimitry Andric   BuiltinVaListKind getBuiltinVaListKind() const override {
90*0b57cec5SDimitry Andric     // FIXME: implement
91*0b57cec5SDimitry Andric     return TargetInfo::CharPtrBuiltinVaList;
92*0b57cec5SDimitry Andric   }
93*0b57cec5SDimitry Andric };
94*0b57cec5SDimitry Andric 
95*0b57cec5SDimitry Andric } // namespace targets
96*0b57cec5SDimitry Andric } // namespace clang
97*0b57cec5SDimitry Andric #endif // LLVM_CLANG_LIB_BASIC_TARGETS_MSP430_H
98