1//===--- VE.h - Declare VE 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 VE TargetInfo objects.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_VE_H
14#define LLVM_CLANG_LIB_BASIC_TARGETS_VE_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 VETargetInfo : public TargetInfo {
25
26public:
27  VETargetInfo(const llvm::Triple &Triple, const TargetOptions &)
28      : TargetInfo(Triple) {
29    NoAsmVariants = true;
30    LongDoubleWidth = 128;
31    LongDoubleAlign = 128;
32    LongDoubleFormat = &llvm::APFloat::IEEEquad();
33    DoubleAlign = LongLongAlign = 64;
34    SuitableAlign = 64;
35    LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
36    SizeType = UnsignedLong;
37    PtrDiffType = SignedLong;
38    IntPtrType = SignedLong;
39    IntMaxType = SignedLong;
40    Int64Type = SignedLong;
41    RegParmMax = 8;
42    MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64;
43
44    WCharType = UnsignedInt;
45    WIntType = UnsignedInt;
46    UseZeroLengthBitfieldAlignment = true;
47    resetDataLayout(
48        "e-m:e-i64:64-n32:64-S128-v64:64:64-v128:64:64-v256:64:64-v512:64:64-"
49        "v1024:64:64-v2048:64:64-v4096:64:64-v8192:64:64-v16384:64:64");
50  }
51
52  void getTargetDefines(const LangOptions &Opts,
53                        MacroBuilder &Builder) const override;
54
55  bool hasSjLjLowering() const override { return true; }
56
57  ArrayRef<Builtin::Info> getTargetBuiltins() const override;
58
59  BuiltinVaListKind getBuiltinVaListKind() const override {
60    return TargetInfo::VoidPtrBuiltinVaList;
61  }
62
63  CallingConvCheckResult checkCallingConvention(CallingConv CC) const override {
64    switch (CC) {
65    default:
66      return CCCR_Warning;
67    case CC_C:
68      return CCCR_OK;
69    }
70  }
71
72  std::string_view getClobbers() const override { return ""; }
73
74  ArrayRef<const char *> getGCCRegNames() const override {
75    static const char *const GCCRegNames[] = {
76        // Regular registers
77        "sx0",  "sx1",  "sx2",  "sx3",  "sx4",  "sx5",  "sx6",  "sx7",
78        "sx8",  "sx9",  "sx10", "sx11", "sx12", "sx13", "sx14", "sx15",
79        "sx16", "sx17", "sx18", "sx19", "sx20", "sx21", "sx22", "sx23",
80        "sx24", "sx25", "sx26", "sx27", "sx28", "sx29", "sx30", "sx31",
81        "sx32", "sx33", "sx34", "sx35", "sx36", "sx37", "sx38", "sx39",
82        "sx40", "sx41", "sx42", "sx43", "sx44", "sx45", "sx46", "sx47",
83        "sx48", "sx49", "sx50", "sx51", "sx52", "sx53", "sx54", "sx55",
84        "sx56", "sx57", "sx58", "sx59", "sx60", "sx61", "sx62", "sx63",
85    };
86    return llvm::ArrayRef(GCCRegNames);
87  }
88
89  ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
90    static const TargetInfo::GCCRegAlias GCCRegAliases[] = {
91        {{"s0"}, "sx0"},
92        {{"s1"}, "sx1"},
93        {{"s2"}, "sx2"},
94        {{"s3"}, "sx3"},
95        {{"s4"}, "sx4"},
96        {{"s5"}, "sx5"},
97        {{"s6"}, "sx6"},
98        {{"s7"}, "sx7"},
99        {{"s8", "sl"}, "sx8"},
100        {{"s9", "fp"}, "sx9"},
101        {{"s10", "lr"}, "sx10"},
102        {{"s11", "sp"}, "sx11"},
103        {{"s12", "outer"}, "sx12"},
104        {{"s13"}, "sx13"},
105        {{"s14", "tp"}, "sx14"},
106        {{"s15", "got"}, "sx15"},
107        {{"s16", "plt"}, "sx16"},
108        {{"s17", "info"}, "sx17"},
109        {{"s18"}, "sx18"},
110        {{"s19"}, "sx19"},
111        {{"s20"}, "sx20"},
112        {{"s21"}, "sx21"},
113        {{"s22"}, "sx22"},
114        {{"s23"}, "sx23"},
115        {{"s24"}, "sx24"},
116        {{"s25"}, "sx25"},
117        {{"s26"}, "sx26"},
118        {{"s27"}, "sx27"},
119        {{"s28"}, "sx28"},
120        {{"s29"}, "sx29"},
121        {{"s30"}, "sx30"},
122        {{"s31"}, "sx31"},
123        {{"s32"}, "sx32"},
124        {{"s33"}, "sx33"},
125        {{"s34"}, "sx34"},
126        {{"s35"}, "sx35"},
127        {{"s36"}, "sx36"},
128        {{"s37"}, "sx37"},
129        {{"s38"}, "sx38"},
130        {{"s39"}, "sx39"},
131        {{"s40"}, "sx40"},
132        {{"s41"}, "sx41"},
133        {{"s42"}, "sx42"},
134        {{"s43"}, "sx43"},
135        {{"s44"}, "sx44"},
136        {{"s45"}, "sx45"},
137        {{"s46"}, "sx46"},
138        {{"s47"}, "sx47"},
139        {{"s48"}, "sx48"},
140        {{"s49"}, "sx49"},
141        {{"s50"}, "sx50"},
142        {{"s51"}, "sx51"},
143        {{"s52"}, "sx52"},
144        {{"s53"}, "sx53"},
145        {{"s54"}, "sx54"},
146        {{"s55"}, "sx55"},
147        {{"s56"}, "sx56"},
148        {{"s57"}, "sx57"},
149        {{"s58"}, "sx58"},
150        {{"s59"}, "sx59"},
151        {{"s60"}, "sx60"},
152        {{"s61"}, "sx61"},
153        {{"s62"}, "sx62"},
154        {{"s63"}, "sx63"},
155    };
156    return llvm::ArrayRef(GCCRegAliases);
157  }
158
159  bool validateAsmConstraint(const char *&Name,
160                             TargetInfo::ConstraintInfo &Info) const override {
161    switch (*Name) {
162    default:
163      return false;
164    case 'v':
165      Info.setAllowsRegister();
166      return true;
167    }
168    return false;
169  }
170
171  bool allowsLargerPreferedTypeAlignment() const override { return false; }
172};
173} // namespace targets
174} // namespace clang
175#endif // LLVM_CLANG_LIB_BASIC_TARGETS_VE_H
176