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 HasUnalignedAccess = true;
44
45 WCharType = UnsignedInt;
46 WIntType = UnsignedInt;
47 UseZeroLengthBitfieldAlignment = true;
48 resetDataLayout(
49 DL: "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 llvm::SmallVector<Builtin::InfosShard> 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 std::string_view 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::ArrayRef(GCCRegNames);
88 }
89
90 ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
91 static const TargetInfo::GCCRegAlias GCCRegAliases[] = {
92 {.Aliases: {"s0"}, .Register: "sx0"},
93 {.Aliases: {"s1"}, .Register: "sx1"},
94 {.Aliases: {"s2"}, .Register: "sx2"},
95 {.Aliases: {"s3"}, .Register: "sx3"},
96 {.Aliases: {"s4"}, .Register: "sx4"},
97 {.Aliases: {"s5"}, .Register: "sx5"},
98 {.Aliases: {"s6"}, .Register: "sx6"},
99 {.Aliases: {"s7"}, .Register: "sx7"},
100 {.Aliases: {"s8", "sl"}, .Register: "sx8"},
101 {.Aliases: {"s9", "fp"}, .Register: "sx9"},
102 {.Aliases: {"s10", "lr"}, .Register: "sx10"},
103 {.Aliases: {"s11", "sp"}, .Register: "sx11"},
104 {.Aliases: {"s12", "outer"}, .Register: "sx12"},
105 {.Aliases: {"s13"}, .Register: "sx13"},
106 {.Aliases: {"s14", "tp"}, .Register: "sx14"},
107 {.Aliases: {"s15", "got"}, .Register: "sx15"},
108 {.Aliases: {"s16", "plt"}, .Register: "sx16"},
109 {.Aliases: {"s17", "info"}, .Register: "sx17"},
110 {.Aliases: {"s18"}, .Register: "sx18"},
111 {.Aliases: {"s19"}, .Register: "sx19"},
112 {.Aliases: {"s20"}, .Register: "sx20"},
113 {.Aliases: {"s21"}, .Register: "sx21"},
114 {.Aliases: {"s22"}, .Register: "sx22"},
115 {.Aliases: {"s23"}, .Register: "sx23"},
116 {.Aliases: {"s24"}, .Register: "sx24"},
117 {.Aliases: {"s25"}, .Register: "sx25"},
118 {.Aliases: {"s26"}, .Register: "sx26"},
119 {.Aliases: {"s27"}, .Register: "sx27"},
120 {.Aliases: {"s28"}, .Register: "sx28"},
121 {.Aliases: {"s29"}, .Register: "sx29"},
122 {.Aliases: {"s30"}, .Register: "sx30"},
123 {.Aliases: {"s31"}, .Register: "sx31"},
124 {.Aliases: {"s32"}, .Register: "sx32"},
125 {.Aliases: {"s33"}, .Register: "sx33"},
126 {.Aliases: {"s34"}, .Register: "sx34"},
127 {.Aliases: {"s35"}, .Register: "sx35"},
128 {.Aliases: {"s36"}, .Register: "sx36"},
129 {.Aliases: {"s37"}, .Register: "sx37"},
130 {.Aliases: {"s38"}, .Register: "sx38"},
131 {.Aliases: {"s39"}, .Register: "sx39"},
132 {.Aliases: {"s40"}, .Register: "sx40"},
133 {.Aliases: {"s41"}, .Register: "sx41"},
134 {.Aliases: {"s42"}, .Register: "sx42"},
135 {.Aliases: {"s43"}, .Register: "sx43"},
136 {.Aliases: {"s44"}, .Register: "sx44"},
137 {.Aliases: {"s45"}, .Register: "sx45"},
138 {.Aliases: {"s46"}, .Register: "sx46"},
139 {.Aliases: {"s47"}, .Register: "sx47"},
140 {.Aliases: {"s48"}, .Register: "sx48"},
141 {.Aliases: {"s49"}, .Register: "sx49"},
142 {.Aliases: {"s50"}, .Register: "sx50"},
143 {.Aliases: {"s51"}, .Register: "sx51"},
144 {.Aliases: {"s52"}, .Register: "sx52"},
145 {.Aliases: {"s53"}, .Register: "sx53"},
146 {.Aliases: {"s54"}, .Register: "sx54"},
147 {.Aliases: {"s55"}, .Register: "sx55"},
148 {.Aliases: {"s56"}, .Register: "sx56"},
149 {.Aliases: {"s57"}, .Register: "sx57"},
150 {.Aliases: {"s58"}, .Register: "sx58"},
151 {.Aliases: {"s59"}, .Register: "sx59"},
152 {.Aliases: {"s60"}, .Register: "sx60"},
153 {.Aliases: {"s61"}, .Register: "sx61"},
154 {.Aliases: {"s62"}, .Register: "sx62"},
155 {.Aliases: {"s63"}, .Register: "sx63"},
156 };
157 return llvm::ArrayRef(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

source code of clang/lib/Basic/Targets/VE.h