1 //===- LLVMBitCodes.h - Enum values for the LLVM bitcode format -*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This header defines Bitcode enum values for LLVM IR bitcode files. 11 // 12 // The enum values defined in this file should be considered permanent. If 13 // new features are added, they should have values added at the end of the 14 // respective lists. 15 // 16 //===----------------------------------------------------------------------===// 17 18 #ifndef LLVM_BITCODE_LLVMBITCODES_H 19 #define LLVM_BITCODE_LLVMBITCODES_H 20 21 #include "llvm/Bitcode/BitCodes.h" 22 23 namespace llvm { 24 namespace bitc { 25 // The only top-level block type defined is for a module. 26 enum BlockIDs { 27 // Blocks 28 MODULE_BLOCK_ID = FIRST_APPLICATION_BLOCKID, 29 30 // Module sub-block id's. 31 PARAMATTR_BLOCK_ID, 32 33 UNUSED_ID1, 34 35 CONSTANTS_BLOCK_ID, 36 FUNCTION_BLOCK_ID, 37 38 UNUSED_ID2, 39 40 VALUE_SYMTAB_BLOCK_ID, 41 METADATA_BLOCK_ID, 42 METADATA_ATTACHMENT_ID, 43 44 TYPE_BLOCK_ID_NEW, 45 46 USELIST_BLOCK_ID 47 }; 48 49 50 /// MODULE blocks have a number of optional fields and subblocks. 51 enum ModuleCodes { 52 MODULE_CODE_VERSION = 1, // VERSION: [version#] 53 MODULE_CODE_TRIPLE = 2, // TRIPLE: [strchr x N] 54 MODULE_CODE_DATALAYOUT = 3, // DATALAYOUT: [strchr x N] 55 MODULE_CODE_ASM = 4, // ASM: [strchr x N] 56 MODULE_CODE_SECTIONNAME = 5, // SECTIONNAME: [strchr x N] 57 MODULE_CODE_DEPLIB = 6, // DEPLIB: [strchr x N] 58 59 // GLOBALVAR: [pointer type, isconst, initid, 60 // linkage, alignment, section, visibility, threadlocal] 61 MODULE_CODE_GLOBALVAR = 7, 62 63 // FUNCTION: [type, callingconv, isproto, linkage, paramattrs, alignment, 64 // section, visibility, gc, unnamed_addr] 65 MODULE_CODE_FUNCTION = 8, 66 67 // ALIAS: [alias type, aliasee val#, linkage, visibility] 68 MODULE_CODE_ALIAS = 9, 69 70 /// MODULE_CODE_PURGEVALS: [numvals] 71 MODULE_CODE_PURGEVALS = 10, 72 73 MODULE_CODE_GCNAME = 11 // GCNAME: [strchr x N] 74 }; 75 76 /// PARAMATTR blocks have code for defining a parameter attribute set. 77 enum AttributeCodes { 78 PARAMATTR_CODE_ENTRY = 1 // ENTRY: [paramidx0, attr0, paramidx1, attr1...] 79 }; 80 81 /// TYPE blocks have codes for each type primitive they use. 82 enum TypeCodes { 83 TYPE_CODE_NUMENTRY = 1, // NUMENTRY: [numentries] 84 85 // Type Codes 86 TYPE_CODE_VOID = 2, // VOID 87 TYPE_CODE_FLOAT = 3, // FLOAT 88 TYPE_CODE_DOUBLE = 4, // DOUBLE 89 TYPE_CODE_LABEL = 5, // LABEL 90 TYPE_CODE_OPAQUE = 6, // OPAQUE 91 TYPE_CODE_INTEGER = 7, // INTEGER: [width] 92 TYPE_CODE_POINTER = 8, // POINTER: [pointee type] 93 94 TYPE_CODE_FUNCTION_OLD = 9, // FUNCTION: [vararg, attrid, retty, 95 // paramty x N] 96 97 TYPE_CODE_HALF = 10, // HALF 98 99 TYPE_CODE_ARRAY = 11, // ARRAY: [numelts, eltty] 100 TYPE_CODE_VECTOR = 12, // VECTOR: [numelts, eltty] 101 102 // These are not with the other floating point types because they're 103 // a late addition, and putting them in the right place breaks 104 // binary compatibility. 105 TYPE_CODE_X86_FP80 = 13, // X86 LONG DOUBLE 106 TYPE_CODE_FP128 = 14, // LONG DOUBLE (112 bit mantissa) 107 TYPE_CODE_PPC_FP128= 15, // PPC LONG DOUBLE (2 doubles) 108 109 TYPE_CODE_METADATA = 16, // METADATA 110 111 TYPE_CODE_X86_MMX = 17, // X86 MMX 112 113 TYPE_CODE_STRUCT_ANON = 18, // STRUCT_ANON: [ispacked, eltty x N] 114 TYPE_CODE_STRUCT_NAME = 19, // STRUCT_NAME: [strchr x N] 115 TYPE_CODE_STRUCT_NAMED = 20,// STRUCT_NAMED: [ispacked, eltty x N] 116 117 TYPE_CODE_FUNCTION = 21 // FUNCTION: [vararg, retty, paramty x N] 118 }; 119 120 // The type symbol table only has one code (TST_ENTRY_CODE). 121 enum TypeSymtabCodes { 122 TST_CODE_ENTRY = 1 // TST_ENTRY: [typeid, namechar x N] 123 }; 124 125 // The value symbol table only has one code (VST_ENTRY_CODE). 126 enum ValueSymtabCodes { 127 VST_CODE_ENTRY = 1, // VST_ENTRY: [valid, namechar x N] 128 VST_CODE_BBENTRY = 2 // VST_BBENTRY: [bbid, namechar x N] 129 }; 130 131 enum MetadataCodes { 132 METADATA_STRING = 1, // MDSTRING: [values] 133 // 2 is unused. 134 // 3 is unused. 135 METADATA_NAME = 4, // STRING: [values] 136 // 5 is unused. 137 METADATA_KIND = 6, // [n x [id, name]] 138 // 7 is unused. 139 METADATA_NODE = 8, // NODE: [n x (type num, value num)] 140 METADATA_FN_NODE = 9, // FN_NODE: [n x (type num, value num)] 141 METADATA_NAMED_NODE = 10, // NAMED_NODE: [n x mdnodes] 142 METADATA_ATTACHMENT = 11 // [m x [value, [n x [id, mdnode]]] 143 }; 144 // The constants block (CONSTANTS_BLOCK_ID) describes emission for each 145 // constant and maintains an implicit current type value. 146 enum ConstantsCodes { 147 CST_CODE_SETTYPE = 1, // SETTYPE: [typeid] 148 CST_CODE_NULL = 2, // NULL 149 CST_CODE_UNDEF = 3, // UNDEF 150 CST_CODE_INTEGER = 4, // INTEGER: [intval] 151 CST_CODE_WIDE_INTEGER = 5, // WIDE_INTEGER: [n x intval] 152 CST_CODE_FLOAT = 6, // FLOAT: [fpval] 153 CST_CODE_AGGREGATE = 7, // AGGREGATE: [n x value number] 154 CST_CODE_STRING = 8, // STRING: [values] 155 CST_CODE_CSTRING = 9, // CSTRING: [values] 156 CST_CODE_CE_BINOP = 10, // CE_BINOP: [opcode, opval, opval] 157 CST_CODE_CE_CAST = 11, // CE_CAST: [opcode, opty, opval] 158 CST_CODE_CE_GEP = 12, // CE_GEP: [n x operands] 159 CST_CODE_CE_SELECT = 13, // CE_SELECT: [opval, opval, opval] 160 CST_CODE_CE_EXTRACTELT = 14, // CE_EXTRACTELT: [opty, opval, opval] 161 CST_CODE_CE_INSERTELT = 15, // CE_INSERTELT: [opval, opval, opval] 162 CST_CODE_CE_SHUFFLEVEC = 16, // CE_SHUFFLEVEC: [opval, opval, opval] 163 CST_CODE_CE_CMP = 17, // CE_CMP: [opty, opval, opval, pred] 164 CST_CODE_INLINEASM = 18, // INLINEASM: [sideeffect,asmstr,conststr] 165 CST_CODE_CE_SHUFVEC_EX = 19, // SHUFVEC_EX: [opty, opval, opval, opval] 166 CST_CODE_CE_INBOUNDS_GEP = 20,// INBOUNDS_GEP: [n x operands] 167 CST_CODE_BLOCKADDRESS = 21, // CST_CODE_BLOCKADDRESS [fnty, fnval, bb#] 168 CST_CODE_DATA = 22 // DATA: [n x elements] 169 }; 170 171 /// CastOpcodes - These are values used in the bitcode files to encode which 172 /// cast a CST_CODE_CE_CAST or a XXX refers to. The values of these enums 173 /// have no fixed relation to the LLVM IR enum values. Changing these will 174 /// break compatibility with old files. 175 enum CastOpcodes { 176 CAST_TRUNC = 0, 177 CAST_ZEXT = 1, 178 CAST_SEXT = 2, 179 CAST_FPTOUI = 3, 180 CAST_FPTOSI = 4, 181 CAST_UITOFP = 5, 182 CAST_SITOFP = 6, 183 CAST_FPTRUNC = 7, 184 CAST_FPEXT = 8, 185 CAST_PTRTOINT = 9, 186 CAST_INTTOPTR = 10, 187 CAST_BITCAST = 11 188 }; 189 190 /// BinaryOpcodes - These are values used in the bitcode files to encode which 191 /// binop a CST_CODE_CE_BINOP or a XXX refers to. The values of these enums 192 /// have no fixed relation to the LLVM IR enum values. Changing these will 193 /// break compatibility with old files. 194 enum BinaryOpcodes { 195 BINOP_ADD = 0, 196 BINOP_SUB = 1, 197 BINOP_MUL = 2, 198 BINOP_UDIV = 3, 199 BINOP_SDIV = 4, // overloaded for FP 200 BINOP_UREM = 5, 201 BINOP_SREM = 6, // overloaded for FP 202 BINOP_SHL = 7, 203 BINOP_LSHR = 8, 204 BINOP_ASHR = 9, 205 BINOP_AND = 10, 206 BINOP_OR = 11, 207 BINOP_XOR = 12 208 }; 209 210 /// These are values used in the bitcode files to encode AtomicRMW operations. 211 /// The values of these enums have no fixed relation to the LLVM IR enum 212 /// values. Changing these will break compatibility with old files. 213 enum RMWOperations { 214 RMW_XCHG = 0, 215 RMW_ADD = 1, 216 RMW_SUB = 2, 217 RMW_AND = 3, 218 RMW_NAND = 4, 219 RMW_OR = 5, 220 RMW_XOR = 6, 221 RMW_MAX = 7, 222 RMW_MIN = 8, 223 RMW_UMAX = 9, 224 RMW_UMIN = 10 225 }; 226 227 /// OverflowingBinaryOperatorOptionalFlags - Flags for serializing 228 /// OverflowingBinaryOperator's SubclassOptionalData contents. 229 enum OverflowingBinaryOperatorOptionalFlags { 230 OBO_NO_UNSIGNED_WRAP = 0, 231 OBO_NO_SIGNED_WRAP = 1 232 }; 233 234 /// PossiblyExactOperatorOptionalFlags - Flags for serializing 235 /// PossiblyExactOperator's SubclassOptionalData contents. 236 enum PossiblyExactOperatorOptionalFlags { 237 PEO_EXACT = 0 238 }; 239 240 /// Encoded AtomicOrdering values. 241 enum AtomicOrderingCodes { 242 ORDERING_NOTATOMIC = 0, 243 ORDERING_UNORDERED = 1, 244 ORDERING_MONOTONIC = 2, 245 ORDERING_ACQUIRE = 3, 246 ORDERING_RELEASE = 4, 247 ORDERING_ACQREL = 5, 248 ORDERING_SEQCST = 6 249 }; 250 251 /// Encoded SynchronizationScope values. 252 enum AtomicSynchScopeCodes { 253 SYNCHSCOPE_SINGLETHREAD = 0, 254 SYNCHSCOPE_CROSSTHREAD = 1 255 }; 256 257 // The function body block (FUNCTION_BLOCK_ID) describes function bodies. It 258 // can contain a constant block (CONSTANTS_BLOCK_ID). 259 enum FunctionCodes { 260 FUNC_CODE_DECLAREBLOCKS = 1, // DECLAREBLOCKS: [n] 261 262 FUNC_CODE_INST_BINOP = 2, // BINOP: [opcode, ty, opval, opval] 263 FUNC_CODE_INST_CAST = 3, // CAST: [opcode, ty, opty, opval] 264 FUNC_CODE_INST_GEP = 4, // GEP: [n x operands] 265 FUNC_CODE_INST_SELECT = 5, // SELECT: [ty, opval, opval, opval] 266 FUNC_CODE_INST_EXTRACTELT = 6, // EXTRACTELT: [opty, opval, opval] 267 FUNC_CODE_INST_INSERTELT = 7, // INSERTELT: [ty, opval, opval, opval] 268 FUNC_CODE_INST_SHUFFLEVEC = 8, // SHUFFLEVEC: [ty, opval, opval, opval] 269 FUNC_CODE_INST_CMP = 9, // CMP: [opty, opval, opval, pred] 270 271 FUNC_CODE_INST_RET = 10, // RET: [opty,opval<both optional>] 272 FUNC_CODE_INST_BR = 11, // BR: [bb#, bb#, cond] or [bb#] 273 FUNC_CODE_INST_SWITCH = 12, // SWITCH: [opty, op0, op1, ...] 274 FUNC_CODE_INST_INVOKE = 13, // INVOKE: [attr, fnty, op0,op1, ...] 275 // 14 is unused. 276 FUNC_CODE_INST_UNREACHABLE = 15, // UNREACHABLE 277 278 FUNC_CODE_INST_PHI = 16, // PHI: [ty, val0,bb0, ...] 279 // 17 is unused. 280 // 18 is unused. 281 FUNC_CODE_INST_ALLOCA = 19, // ALLOCA: [instty, op, align] 282 FUNC_CODE_INST_LOAD = 20, // LOAD: [opty, op, align, vol] 283 // 21 is unused. 284 // 22 is unused. 285 FUNC_CODE_INST_VAARG = 23, // VAARG: [valistty, valist, instty] 286 // This store code encodes the pointer type, rather than the value type 287 // this is so information only available in the pointer type (e.g. address 288 // spaces) is retained. 289 FUNC_CODE_INST_STORE = 24, // STORE: [ptrty,ptr,val, align, vol] 290 // 25 is unused. 291 FUNC_CODE_INST_EXTRACTVAL = 26, // EXTRACTVAL: [n x operands] 292 FUNC_CODE_INST_INSERTVAL = 27, // INSERTVAL: [n x operands] 293 // fcmp/icmp returning Int1TY or vector of Int1Ty. Same as CMP, exists to 294 // support legacy vicmp/vfcmp instructions. 295 FUNC_CODE_INST_CMP2 = 28, // CMP2: [opty, opval, opval, pred] 296 // new select on i1 or [N x i1] 297 FUNC_CODE_INST_VSELECT = 29, // VSELECT: [ty,opval,opval,predty,pred] 298 FUNC_CODE_INST_INBOUNDS_GEP= 30, // INBOUNDS_GEP: [n x operands] 299 FUNC_CODE_INST_INDIRECTBR = 31, // INDIRECTBR: [opty, op0, op1, ...] 300 // 32 is unused. 301 FUNC_CODE_DEBUG_LOC_AGAIN = 33, // DEBUG_LOC_AGAIN 302 303 FUNC_CODE_INST_CALL = 34, // CALL: [attr, fnty, fnid, args...] 304 305 FUNC_CODE_DEBUG_LOC = 35, // DEBUG_LOC: [Line,Col,ScopeVal, IAVal] 306 FUNC_CODE_INST_FENCE = 36, // FENCE: [ordering, synchscope] 307 FUNC_CODE_INST_CMPXCHG = 37, // CMPXCHG: [ptrty,ptr,cmp,new, align, vol, 308 // ordering, synchscope] 309 FUNC_CODE_INST_ATOMICRMW = 38, // ATOMICRMW: [ptrty,ptr,val, operation, 310 // align, vol, 311 // ordering, synchscope] 312 FUNC_CODE_INST_RESUME = 39, // RESUME: [opval] 313 FUNC_CODE_INST_LANDINGPAD = 40, // LANDINGPAD: [ty,val,val,num,id0,val0...] 314 FUNC_CODE_INST_LOADATOMIC = 41, // LOAD: [opty, op, align, vol, 315 // ordering, synchscope] 316 FUNC_CODE_INST_STOREATOMIC = 42 // STORE: [ptrty,ptr,val, align, vol 317 // ordering, synchscope] 318 }; 319 320 enum UseListCodes { 321 USELIST_CODE_ENTRY = 1 // USELIST_CODE_ENTRY: TBD. 322 }; 323 } // End bitc namespace 324 } // End llvm namespace 325 326 #endif 327