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/ADT/Triple.h"
19#include "llvm/Support/Compiler.h"
20
21namespace clang {
22namespace targets {
23
24class LLVM_LIBRARY_VISIBILITY VETargetInfo : public TargetInfo {
25  static const Builtin::Info BuiltinInfo[];
26
27public:
28  VETargetInfo(const llvm::Triple &Triple, const TargetOptions &)
29      : TargetInfo(Triple) {
30    NoAsmVariants = true;
31    LongDoubleWidth = 128;
32    LongDoubleAlign = 128;
33    LongDoubleFormat = &llvm::APFloat::IEEEquad();
34    DoubleAlign = LongLongAlign = 64;
35    SuitableAlign = 64;
36    LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
37    SizeType = UnsignedLong;
38    PtrDiffType = SignedLong;
39    IntPtrType = SignedLong;
40    IntMaxType = SignedLong;
41    Int64Type = SignedLong;
42    RegParmMax = 8;
43    MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64;
44
45    WCharType = UnsignedInt;
46    WIntType = UnsignedInt;
47    UseZeroLengthBitfieldAlignment = true;
48    resetDataLayout(
49        "e-m:e-i64:64-n32:64-S128-v64:64:64-v128:64:64-v256:64:64-v512:64:64-"
50        "v1024:64:64-v2048:64:64-v4096:64:64-v8192:64:64-v16384:64:64");
51  }
52
53  void getTargetDefines(const LangOptions &Opts,
54                        MacroBuilder &Builder) const override;
55
56  bool hasSjLjLowering() const override { return true; }
57
58  ArrayRef<Builtin::Info> getTargetBuiltins() const override;
59
60  BuiltinVaListKind getBuiltinVaListKind() const override {
61    return TargetInfo::VoidPtrBuiltinVaList;
62  }
63
64  CallingConvCheckResult checkCallingConvention(CallingConv CC) const override {
65    switch (CC) {
66    default:
67      return CCCR_Warning;
68    case CC_C:
69      return CCCR_OK;
70    }
71  }
72
73  const char *getClobbers() const override { return ""; }
74
75  ArrayRef<const char *> getGCCRegNames() const override {
76    static const char *const GCCRegNames[] = {
77        // Regular registers
78        "sx0",  "sx1",  "sx2",  "sx3",  "sx4",  "sx5",  "sx6",  "sx7",
79        "sx8",  "sx9",  "sx10", "sx11", "sx12", "sx13", "sx14", "sx15",
80        "sx16", "sx17", "sx18", "sx19", "sx20", "sx21", "sx22", "sx23",
81        "sx24", "sx25", "sx26", "sx27", "sx28", "sx29", "sx30", "sx31",
82        "sx32", "sx33", "sx34", "sx35", "sx36", "sx37", "sx38", "sx39",
83        "sx40", "sx41", "sx42", "sx43", "sx44", "sx45", "sx46", "sx47",
84        "sx48", "sx49", "sx50", "sx51", "sx52", "sx53", "sx54", "sx55",
85        "sx56", "sx57", "sx58", "sx59", "sx60", "sx61", "sx62", "sx63",
86    };
87    return llvm::makeArrayRef(GCCRegNames);
88  }
89
90  ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
91    static const TargetInfo::GCCRegAlias GCCRegAliases[] = {
92        {{"s0"}, "sx0"},
93        {{"s1"}, "sx1"},
94        {{"s2"}, "sx2"},
95        {{"s3"}, "sx3"},
96        {{"s4"}, "sx4"},
97        {{"s5"}, "sx5"},
98        {{"s6"}, "sx6"},
99        {{"s7"}, "sx7"},
100        {{"s8", "sl"}, "sx8"},
101        {{"s9", "fp"}, "sx9"},
102        {{"s10", "lr"}, "sx10"},
103        {{"s11", "sp"}, "sx11"},
104        {{"s12", "outer"}, "sx12"},
105        {{"s13"}, "sx13"},
106        {{"s14", "tp"}, "sx14"},
107        {{"s15", "got"}, "sx15"},
108        {{"s16", "plt"}, "sx16"},
109        {{"s17", "info"}, "sx17"},
110        {{"s18"}, "sx18"},
111        {{"s19"}, "sx19"},
112        {{"s20"}, "sx20"},
113        {{"s21"}, "sx21"},
114        {{"s22"}, "sx22"},
115        {{"s23"}, "sx23"},
116        {{"s24"}, "sx24"},
117        {{"s25"}, "sx25"},
118        {{"s26"}, "sx26"},
119        {{"s27"}, "sx27"},
120        {{"s28"}, "sx28"},
121        {{"s29"}, "sx29"},
122        {{"s30"}, "sx30"},
123        {{"s31"}, "sx31"},
124        {{"s32"}, "sx32"},
125        {{"s33"}, "sx33"},
126        {{"s34"}, "sx34"},
127        {{"s35"}, "sx35"},
128        {{"s36"}, "sx36"},
129        {{"s37"}, "sx37"},
130        {{"s38"}, "sx38"},
131        {{"s39"}, "sx39"},
132        {{"s40"}, "sx40"},
133        {{"s41"}, "sx41"},
134        {{"s42"}, "sx42"},
135        {{"s43"}, "sx43"},
136        {{"s44"}, "sx44"},
137        {{"s45"}, "sx45"},
138        {{"s46"}, "sx46"},
139        {{"s47"}, "sx47"},
140        {{"s48"}, "sx48"},
141        {{"s49"}, "sx49"},
142        {{"s50"}, "sx50"},
143        {{"s51"}, "sx51"},
144        {{"s52"}, "sx52"},
145        {{"s53"}, "sx53"},
146        {{"s54"}, "sx54"},
147        {{"s55"}, "sx55"},
148        {{"s56"}, "sx56"},
149        {{"s57"}, "sx57"},
150        {{"s58"}, "sx58"},
151        {{"s59"}, "sx59"},
152        {{"s60"}, "sx60"},
153        {{"s61"}, "sx61"},
154        {{"s62"}, "sx62"},
155        {{"s63"}, "sx63"},
156    };
157    return llvm::makeArrayRef(GCCRegAliases);
158  }
159
160  bool validateAsmConstraint(const char *&Name,
161                             TargetInfo::ConstraintInfo &Info) const override {
162    switch (*Name) {
163    default:
164      return false;
165    case 'v':
166      Info.setAllowsRegister();
167      return true;
168    }
169    return false;
170  }
171
172  bool allowsLargerPreferedTypeAlignment() const override { return false; }
173};
174} // namespace targets
175} // namespace clang
176#endif // LLVM_CLANG_LIB_BASIC_TARGETS_VE_H
177