clang/lib/Basic/Targets/VE.h

   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
  21 namespace clang {
  22 namespace targets {
  23
  24 class LLVM_LIBRARY_VISIBILITY VETargetInfo : public TargetInfo {
  25   static const Builtin::Info BuiltinInfo[];
  26
  27 public:
  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