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annotate lib/Target/NVPTX/NVPTX.h @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children 54457678186b
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0
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1 //===-- NVPTX.h - Top-level interface for NVPTX representation --*- C++ -*-===//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9 //
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10 // This file contains the entry points for global functions defined in
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11 // the LLVM NVPTX back-end.
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12 //
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13 //===----------------------------------------------------------------------===//
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14
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15 #ifndef LLVM_TARGET_NVPTX_H
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16 #define LLVM_TARGET_NVPTX_H
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17
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18 #include "MCTargetDesc/NVPTXBaseInfo.h"
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19 #include "llvm/ADT/StringMap.h"
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20 #include "llvm/IR/Module.h"
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21 #include "llvm/IR/Value.h"
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22 #include "llvm/Support/ErrorHandling.h"
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23 #include "llvm/Target/TargetMachine.h"
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24 #include <cassert>
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25 #include <iosfwd>
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26
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27 namespace llvm {
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28 class NVPTXTargetMachine;
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29 class FunctionPass;
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30 class MachineFunctionPass;
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31 class formatted_raw_ostream;
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32
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33 namespace NVPTXCC {
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34 enum CondCodes {
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35 EQ,
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36 NE,
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37 LT,
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38 LE,
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39 GT,
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40 GE
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41 };
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42 }
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43
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44 inline static const char *NVPTXCondCodeToString(NVPTXCC::CondCodes CC) {
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45 switch (CC) {
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46 case NVPTXCC::NE:
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47 return "ne";
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48 case NVPTXCC::EQ:
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49 return "eq";
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50 case NVPTXCC::LT:
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51 return "lt";
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52 case NVPTXCC::LE:
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53 return "le";
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54 case NVPTXCC::GT:
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55 return "gt";
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56 case NVPTXCC::GE:
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57 return "ge";
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58 }
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59 llvm_unreachable("Unknown condition code");
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60 }
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61
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62 FunctionPass *
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63 createNVPTXISelDag(NVPTXTargetMachine &TM, llvm::CodeGenOpt::Level OptLevel);
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64 ModulePass *createGenericToNVVMPass();
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65 ModulePass *createNVVMReflectPass();
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66 ModulePass *createNVVMReflectPass(const StringMap<int>& Mapping);
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67 MachineFunctionPass *createNVPTXPrologEpilogPass();
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68
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69 bool isImageOrSamplerVal(const Value *, const Module *);
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70
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71 extern Target TheNVPTXTarget32;
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72 extern Target TheNVPTXTarget64;
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73
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74 namespace NVPTX {
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75 enum DrvInterface {
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76 NVCL,
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77 CUDA
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78 };
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79
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80 // A field inside TSFlags needs a shift and a mask. The usage is
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81 // always as follows :
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82 // ((TSFlags & fieldMask) >> fieldShift)
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83 // The enum keeps the mask, the shift, and all valid values of the
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84 // field in one place.
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85 enum VecInstType {
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86 VecInstTypeShift = 0,
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87 VecInstTypeMask = 0xF,
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88
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89 VecNOP = 0,
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90 VecLoad = 1,
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91 VecStore = 2,
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92 VecBuild = 3,
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93 VecShuffle = 4,
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94 VecExtract = 5,
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95 VecInsert = 6,
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96 VecDest = 7,
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97 VecOther = 15
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98 };
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99
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100 enum SimpleMove {
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101 SimpleMoveMask = 0x10,
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102 SimpleMoveShift = 4
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103 };
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104 enum LoadStore {
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105 isLoadMask = 0x20,
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106 isLoadShift = 5,
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107 isStoreMask = 0x40,
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108 isStoreShift = 6
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109 };
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110
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111 namespace PTXLdStInstCode {
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112 enum AddressSpace {
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113 GENERIC = 0,
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114 GLOBAL = 1,
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115 CONSTANT = 2,
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116 SHARED = 3,
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117 PARAM = 4,
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118 LOCAL = 5
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119 };
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120 enum FromType {
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121 Unsigned = 0,
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122 Signed,
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123 Float
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124 };
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125 enum VecType {
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126 Scalar = 1,
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127 V2 = 2,
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128 V4 = 4
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129 };
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130 }
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131
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132 /// PTXCvtMode - Conversion code enumeration
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133 namespace PTXCvtMode {
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134 enum CvtMode {
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135 NONE = 0,
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136 RNI,
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137 RZI,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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138 RMI,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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139 RPI,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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140 RN,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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141 RZ,
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142 RM,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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143 RP,
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144
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145 BASE_MASK = 0x0F,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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146 FTZ_FLAG = 0x10,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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147 SAT_FLAG = 0x20
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parents:
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148 };
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149 }
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150
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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151 /// PTXCmpMode - Comparison mode enumeration
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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152 namespace PTXCmpMode {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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153 enum CmpMode {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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154 EQ = 0,
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parents:
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155 NE,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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156 LT,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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157 LE,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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158 GT,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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159 GE,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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160 LO,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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161 LS,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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162 HI,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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163 HS,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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164 EQU,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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165 NEU,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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166 LTU,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
167 LEU,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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168 GTU,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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169 GEU,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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170 NUM,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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171 // NAN is a MACRO
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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172 NotANumber,
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parents:
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173
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parents:
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174 BASE_MASK = 0xFF,
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parents:
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175 FTZ_FLAG = 0x100
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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176 };
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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177 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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178 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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179 } // end namespace llvm;
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180
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parents:
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181 // Defines symbolic names for NVPTX registers. This defines a mapping from
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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182 // register name to register number.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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183 #define GET_REGINFO_ENUM
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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184 #include "NVPTXGenRegisterInfo.inc"
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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185
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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186 // Defines symbolic names for the NVPTX instructions.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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187 #define GET_INSTRINFO_ENUM
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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188 #include "NVPTXGenInstrInfo.inc"
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parents:
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189
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parents:
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190 #endif