1//===--- ARC.h - Declare ARC 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 ARC TargetInfo objects.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_ARC_H
14#define LLVM_CLANG_LIB_BASIC_TARGETS_ARC_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
21namespace clang {
22namespace targets {
23
24class LLVM_LIBRARY_VISIBILITY ARCTargetInfo : public TargetInfo {
25public:
26  ARCTargetInfo(const llvm::Triple &Triple, const TargetOptions &)
27      : TargetInfo(Triple) {
28    NoAsmVariants = true;
29    LongLongAlign = 32;
30    SuitableAlign = 32;
31    DoubleAlign = LongDoubleAlign = 32;
32    SizeType = UnsignedInt;
33    PtrDiffType = SignedInt;
34    IntPtrType = SignedInt;
35    UseZeroLengthBitfieldAlignment = true;
36    resetDataLayout("e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-"
37                    "i32:32:32-f32:32:32-i64:32-f64:32-a:0:32-n32");
38  }
39
40  void getTargetDefines(const LangOptions &Opts,
41                        MacroBuilder &Builder) const override;
42
43  ArrayRef<Builtin::Info> getTargetBuiltins() const override {
44    return std::nullopt;
45  }
46
47  BuiltinVaListKind getBuiltinVaListKind() const override {
48    return TargetInfo::VoidPtrBuiltinVaList;
49  }
50
51  std::string_view getClobbers() const override { return ""; }
52
53  ArrayRef<const char *> getGCCRegNames() const override {
54    static const char *const GCCRegNames[] = {
55        "r0",  "r1",  "r2",  "r3",  "r4",  "r5",     "r6",  "r7",
56        "r8",  "r9",  "r10", "r11", "r12", "r13",    "r14", "r15",
57        "r16", "r17", "r18", "r19", "r20", "r21",    "r22", "r23",
58        "r24", "r25", "gp",  "sp",  "fp",  "ilink1", "r30", "blink"};
59    return llvm::ArrayRef(GCCRegNames);
60  }
61
62  ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
63    return std::nullopt;
64  }
65
66  bool validateAsmConstraint(const char *&Name,
67                             TargetInfo::ConstraintInfo &Info) const override {
68    return false;
69  }
70
71  bool hasBitIntType() const override { return true; }
72
73  bool isCLZForZeroUndef() const override { return false; }
74};
75
76} // namespace targets
77} // namespace clang
78
79#endif // LLVM_CLANG_LIB_BASIC_TARGETS_ARC_H
80