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//===- LLVMBitCodes.h - Enum values for the LLVM bitcode format -*- C++ -*-===//

//

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

// See https://llvm.org/LICENSE.txt for license information.

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

//

//===----------------------------------------------------------------------===//

//

// This header defines Bitcode enum values for LLVM IR bitcode files.

//

// The enum values defined in this file should be considered permanent.  If

// new features are added, they should have values added at the end of the

// respective lists.

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_BITCODE_LLVMBITCODES_H

#define LLVM_BITCODE_LLVMBITCODES_H

// This is the only file included, and it, in turn, is a leaf header.

// This allows external tools to dump the AST of this file and analyze it for

// changes without needing to fully or partially build LLVM itself.

#include "llvm/Bitstream/BitCodeEnums.h"

namespace llvm {

namespace bitc {

// The only top-level block types are MODULE, IDENTIFICATION, STRTAB and SYMTAB.

enum BlockIDs {

  // Blocks

  MODULE_BLOCK_ID = FIRST_APPLICATION_BLOCKID,

  // Module sub-block id's.

  PARAMATTR_BLOCK_ID,

  PARAMATTR_GROUP_BLOCK_ID,

  CONSTANTS_BLOCK_ID,

  FUNCTION_BLOCK_ID,

  // Block intended to contains information on the bitcode versioning.

  // Can be used to provide better error messages when we fail to parse a

  // bitcode file.

  IDENTIFICATION_BLOCK_ID,

  VALUE_SYMTAB_BLOCK_ID,

  METADATA_BLOCK_ID,

  METADATA_ATTACHMENT_ID,

  TYPE_BLOCK_ID_NEW,

  USELIST_BLOCK_ID,

  MODULE_STRTAB_BLOCK_ID,

  GLOBALVAL_SUMMARY_BLOCK_ID,

  OPERAND_BUNDLE_TAGS_BLOCK_ID,

  METADATA_KIND_BLOCK_ID,

  STRTAB_BLOCK_ID,

  FULL_LTO_GLOBALVAL_SUMMARY_BLOCK_ID,

  SYMTAB_BLOCK_ID,

  SYNC_SCOPE_NAMES_BLOCK_ID,

};

/// Identification block contains a string that describes the producer details,

/// and an epoch that defines the auto-upgrade capability.

enum IdentificationCodes {

  IDENTIFICATION_CODE_STRING = 1, // IDENTIFICATION:      [strchr x N]

  IDENTIFICATION_CODE_EPOCH = 2,  // EPOCH:               [epoch#]

};

/// The epoch that defines the auto-upgrade compatibility for the bitcode.

///

/// LLVM guarantees in a major release that a minor release can read bitcode

/// generated by previous minor releases. We translate this by making the reader

/// accepting only bitcode with the same epoch, except for the X.0 release which

/// also accepts N-1.

enum { BITCODE_CURRENT_EPOCH = 0 };

/// MODULE blocks have a number of optional fields and subblocks.

enum ModuleCodes {

  MODULE_CODE_VERSION = 1,     // VERSION:     [version#]

  MODULE_CODE_TRIPLE = 2,      // TRIPLE:      [strchr x N]

  MODULE_CODE_DATALAYOUT = 3,  // DATALAYOUT:  [strchr x N]

  MODULE_CODE_ASM = 4,         // ASM:         [strchr x N]

  MODULE_CODE_SECTIONNAME = 5, // SECTIONNAME: [strchr x N]

  // Deprecated, but still needed to read old bitcode files.

  MODULE_CODE_DEPLIB = 6, // DEPLIB:      [strchr x N]

  // GLOBALVAR: [pointer type, isconst, initid,

  //             linkage, alignment, section, visibility, threadlocal]

  MODULE_CODE_GLOBALVAR = 7,

  // FUNCTION:  [type, callingconv, isproto, linkage, paramattrs, alignment,

  //             section, visibility, gc, unnamed_addr]

  MODULE_CODE_FUNCTION = 8,

  // ALIAS: [alias type, aliasee val#, linkage, visibility]

  MODULE_CODE_ALIAS_OLD = 9,

  MODULE_CODE_GCNAME = 11, // GCNAME: [strchr x N]

  MODULE_CODE_COMDAT = 12, // COMDAT: [selection_kind, name]

  MODULE_CODE_VSTOFFSET = 13, // VSTOFFSET: [offset]

  // ALIAS: [alias value type, addrspace, aliasee val#, linkage, visibility]

  MODULE_CODE_ALIAS = 14,

  MODULE_CODE_METADATA_VALUES_UNUSED = 15,

  // SOURCE_FILENAME: [namechar x N]

  MODULE_CODE_SOURCE_FILENAME = 16,

  // HASH: [5*i32]

  MODULE_CODE_HASH = 17,

  // IFUNC: [ifunc value type, addrspace, resolver val#, linkage, visibility]

  MODULE_CODE_IFUNC = 18,

};

/// PARAMATTR blocks have code for defining a parameter attribute set.

enum AttributeCodes {

  // Deprecated, but still needed to read old bitcode files.

  PARAMATTR_CODE_ENTRY_OLD = 1, // ENTRY: [paramidx0, attr0,

                                //         paramidx1, attr1...]

  PARAMATTR_CODE_ENTRY = 2,     // ENTRY: [attrgrp0, attrgrp1, ...]

  PARAMATTR_GRP_CODE_ENTRY = 3  // ENTRY: [grpid, idx, attr0, attr1, ...]

};

/// TYPE blocks have codes for each type primitive they use.

enum TypeCodes {

  TYPE_CODE_NUMENTRY = 1, // NUMENTRY: [numentries]

  // Type Codes

  TYPE_CODE_VOID = 2,    // VOID

  TYPE_CODE_FLOAT = 3,   // FLOAT

  TYPE_CODE_DOUBLE = 4,  // DOUBLE

  TYPE_CODE_LABEL = 5,   // LABEL

  TYPE_CODE_OPAQUE = 6,  // OPAQUE

  TYPE_CODE_INTEGER = 7, // INTEGER: [width]

  TYPE_CODE_POINTER = 8, // POINTER: [pointee type]

  TYPE_CODE_FUNCTION_OLD = 9, // FUNCTION: [vararg, attrid, retty,

                              //            paramty x N]

  TYPE_CODE_HALF = 10, // HALF

  TYPE_CODE_ARRAY = 11,  // ARRAY: [numelts, eltty]

  TYPE_CODE_VECTOR = 12, // VECTOR: [numelts, eltty]

  // These are not with the other floating point types because they're

  // a late addition, and putting them in the right place breaks

  // binary compatibility.

  TYPE_CODE_X86_FP80 = 13,  // X86 LONG DOUBLE

  TYPE_CODE_FP128 = 14,     // LONG DOUBLE (112 bit mantissa)

  TYPE_CODE_PPC_FP128 = 15, // PPC LONG DOUBLE (2 doubles)

  TYPE_CODE_METADATA = 16, // METADATA

  TYPE_CODE_X86_MMX = 17, // X86 MMX

  TYPE_CODE_STRUCT_ANON = 18,  // STRUCT_ANON: [ispacked, eltty x N]

  TYPE_CODE_STRUCT_NAME = 19,  // STRUCT_NAME: [strchr x N]

  TYPE_CODE_STRUCT_NAMED = 20, // STRUCT_NAMED: [ispacked, eltty x N]

  TYPE_CODE_FUNCTION = 21, // FUNCTION: [vararg, retty, paramty x N]

  TYPE_CODE_TOKEN = 22, // TOKEN

  TYPE_CODE_BFLOAT = 23,  // BRAIN FLOATING POINT

  TYPE_CODE_X86_AMX = 24, // X86 AMX

  TYPE_CODE_OPAQUE_POINTER = 25, // OPAQUE_POINTER: [addrspace]

  TYPE_CODE_TARGET_TYPE = 26, // TARGET_TYPE

};

enum OperandBundleTagCode {

  OPERAND_BUNDLE_TAG = 1, // TAG: [strchr x N]

};

enum SyncScopeNameCode {

  SYNC_SCOPE_NAME = 1,

};

// Value symbol table codes.

enum ValueSymtabCodes {

  VST_CODE_ENTRY = 1,   // VST_ENTRY: [valueid, namechar x N]

  VST_CODE_BBENTRY = 2, // VST_BBENTRY: [bbid, namechar x N]

  VST_CODE_FNENTRY = 3, // VST_FNENTRY: [valueid, offset, namechar x N]

  // VST_COMBINED_ENTRY: [valueid, refguid]

  VST_CODE_COMBINED_ENTRY = 5

};

// The module path symbol table only has one code (MST_CODE_ENTRY).

enum ModulePathSymtabCodes {

  MST_CODE_ENTRY = 1, // MST_ENTRY: [modid, namechar x N]

  MST_CODE_HASH = 2,  // MST_HASH:  [5*i32]

};

// The summary section uses different codes in the per-module

// and combined index cases.

enum GlobalValueSummarySymtabCodes {

  // PERMODULE: [valueid, flags, instcount, numrefs, numrefs x valueid,

  //             n x (valueid)]

  FS_PERMODULE = 1,

  // PERMODULE_PROFILE: [valueid, flags, instcount, numrefs,

  //                     numrefs x valueid,

  //                     n x (valueid, hotness)]

  FS_PERMODULE_PROFILE = 2,

  // PERMODULE_GLOBALVAR_INIT_REFS: [valueid, flags, n x valueid]

  FS_PERMODULE_GLOBALVAR_INIT_REFS = 3,

  // COMBINED: [valueid, modid, flags, instcount, numrefs, numrefs x valueid,

  //            n x (valueid)]

  FS_COMBINED = 4,

  // COMBINED_PROFILE: [valueid, modid, flags, instcount, numrefs,

  //                    numrefs x valueid,

  //                    n x (valueid, hotness)]

  FS_COMBINED_PROFILE = 5,

  // COMBINED_GLOBALVAR_INIT_REFS: [valueid, modid, flags, n x valueid]

  FS_COMBINED_GLOBALVAR_INIT_REFS = 6,

  // ALIAS: [valueid, flags, valueid]

  FS_ALIAS = 7,

  // COMBINED_ALIAS: [valueid, modid, flags, valueid]

  FS_COMBINED_ALIAS = 8,

  // COMBINED_ORIGINAL_NAME: [original_name_hash]

  FS_COMBINED_ORIGINAL_NAME = 9,

  // VERSION of the summary, bumped when adding flags for instance.

  FS_VERSION = 10,

  // The list of llvm.type.test type identifiers used by the following function

  // that are used other than by an llvm.assume.

  // [n x typeid]

  FS_TYPE_TESTS = 11,

  // The list of virtual calls made by this function using

  // llvm.assume(llvm.type.test) intrinsics that do not have all constant

  // integer arguments.

  // [n x (typeid, offset)]

  FS_TYPE_TEST_ASSUME_VCALLS = 12,

  // The list of virtual calls made by this function using

  // llvm.type.checked.load intrinsics that do not have all constant integer

  // arguments.

  // [n x (typeid, offset)]

  FS_TYPE_CHECKED_LOAD_VCALLS = 13,

  // Identifies a virtual call made by this function using an

  // llvm.assume(llvm.type.test) intrinsic with all constant integer arguments.

  // [typeid, offset, n x arg]

  FS_TYPE_TEST_ASSUME_CONST_VCALL = 14,

  // Identifies a virtual call made by this function using an

  // llvm.type.checked.load intrinsic with all constant integer arguments.

  // [typeid, offset, n x arg]

  FS_TYPE_CHECKED_LOAD_CONST_VCALL = 15,

  // Assigns a GUID to a value ID. This normally appears only in combined

  // summaries, but it can also appear in per-module summaries for PGO data.

  // [valueid, guid]

  FS_VALUE_GUID = 16,

  // The list of local functions with CFI jump tables. Function names are

  // strings in strtab.

  // [n * name]

  FS_CFI_FUNCTION_DEFS = 17,

  // The list of external functions with CFI jump tables. Function names are

  // strings in strtab.

  // [n * name]

  FS_CFI_FUNCTION_DECLS = 18,

  // Per-module summary that also adds relative block frequency to callee info.

  // PERMODULE_RELBF: [valueid, flags, instcount, numrefs,

  //                   numrefs x valueid,

  //                   n x (valueid, relblockfreq)]

  FS_PERMODULE_RELBF = 19,

  // Index-wide flags

  FS_FLAGS = 20,

  // Maps type identifier to summary information for that type identifier.

  // Produced by the thin link (only lives in combined index).

  // TYPE_ID: [typeid, kind, bitwidth, align, size, bitmask, inlinebits,

  //           n x (typeid, kind, name, numrba,

  //                numrba x (numarg, numarg x arg, kind, info, byte, bit))]

  FS_TYPE_ID = 21,

  // For background see overview at https://llvm.org/docs/TypeMetadata.html.

  // The type metadata includes both the type identifier and the offset of

  // the address point of the type (the address held by objects of that type

  // which may not be the beginning of the virtual table). Vtable definitions

  // are decorated with type metadata for the types they are compatible with.

  //

  // Maps type identifier to summary information for that type identifier

  // computed from type metadata: the valueid of each vtable definition

  // decorated with a type metadata for that identifier, and the offset from

  // the corresponding type metadata.

  // Exists in the per-module summary to provide information to thin link

  // for index-based whole program devirtualization.

  // TYPE_ID_METADATA: [typeid, n x (valueid, offset)]

  FS_TYPE_ID_METADATA = 22,

  // Summarizes vtable definition for use in index-based whole program

  // devirtualization during the thin link.

  // PERMODULE_VTABLE_GLOBALVAR_INIT_REFS: [valueid, flags, varflags,

  //                                        numrefs, numrefs x valueid,

  //                                        n x (valueid, offset)]

  FS_PERMODULE_VTABLE_GLOBALVAR_INIT_REFS = 23,

  // The total number of basic blocks in the module.

  FS_BLOCK_COUNT = 24,

  // Range information for accessed offsets for every argument.

  // [n x (paramno, range, numcalls, numcalls x (callee_guid, paramno, range))]

  FS_PARAM_ACCESS = 25,

  // Summary of per-module memprof callsite metadata.

  // [valueid, n x stackidindex]

  FS_PERMODULE_CALLSITE_INFO = 26,

  // Summary of per-module allocation memprof metadata.

  // [n x (alloc type, nummib, nummib x stackidindex)]

  FS_PERMODULE_ALLOC_INFO = 27,

  // Summary of combined index memprof callsite metadata.

  // [valueid, numstackindices, numver,

  //  numstackindices x stackidindex, numver x version]

  FS_COMBINED_CALLSITE_INFO = 28,

  // Summary of combined index allocation memprof metadata.

  // [nummib, numver,

  //  nummib x (alloc type, numstackids, numstackids x stackidindex),

  //  numver x version]

  FS_COMBINED_ALLOC_INFO = 29,

  FS_STACK_IDS = 30,

};

enum MetadataCodes {

  METADATA_STRING_OLD = 1,     // MDSTRING:      [values]

  METADATA_VALUE = 2,          // VALUE:         [type num, value num]

  METADATA_NODE = 3,           // NODE:          [n x md num]

  METADATA_NAME = 4,           // STRING:        [values]

  METADATA_DISTINCT_NODE = 5,  // DISTINCT_NODE: [n x md num]

  METADATA_KIND = 6,           // [n x [id, name]]

  METADATA_LOCATION = 7,       // [distinct, line, col, scope, inlined-at?]

  METADATA_OLD_NODE = 8,       // OLD_NODE:      [n x (type num, value num)]

  METADATA_OLD_FN_NODE = 9,    // OLD_FN_NODE:   [n x (type num, value num)]

  METADATA_NAMED_NODE = 10,    // NAMED_NODE:    [n x mdnodes]

  METADATA_ATTACHMENT = 11,    // [m x [value, [n x [id, mdnode]]]

  METADATA_GENERIC_DEBUG = 12, // [distinct, tag, vers, header, n x md num]

  METADATA_SUBRANGE = 13,      // [distinct, count, lo]

  METADATA_ENUMERATOR = 14,    // [isUnsigned|distinct, value, name]

  METADATA_BASIC_TYPE = 15,    // [distinct, tag, name, size, align, enc]

  METADATA_FILE = 16, // [distinct, filename, directory, checksumkind, checksum]

  METADATA_DERIVED_TYPE = 17,       // [distinct, ...]

  METADATA_COMPOSITE_TYPE = 18,     // [distinct, ...]

  METADATA_SUBROUTINE_TYPE = 19,    // [distinct, flags, types, cc]

  METADATA_COMPILE_UNIT = 20,       // [distinct, ...]

  METADATA_SUBPROGRAM = 21,         // [distinct, ...]

  METADATA_LEXICAL_BLOCK = 22,      // [distinct, scope, file, line, column]

  METADATA_LEXICAL_BLOCK_FILE = 23, //[distinct, scope, file, discriminator]

  METADATA_NAMESPACE = 24, // [distinct, scope, file, name, line, exportSymbols]

  METADATA_TEMPLATE_TYPE = 25,   // [distinct, scope, name, type, ...]

  METADATA_TEMPLATE_VALUE = 26,  // [distinct, scope, name, type, value, ...]

  METADATA_GLOBAL_VAR = 27,      // [distinct, ...]

  METADATA_LOCAL_VAR = 28,       // [distinct, ...]

  METADATA_EXPRESSION = 29,      // [distinct, n x element]

  METADATA_OBJC_PROPERTY = 30,   // [distinct, name, file, line, ...]

  METADATA_IMPORTED_ENTITY = 31, // [distinct, tag, scope, entity, line, name]

  METADATA_MODULE = 32,          // [distinct, scope, name, ...]

  METADATA_MACRO = 33,           // [distinct, macinfo, line, name, value]

  METADATA_MACRO_FILE = 34,      // [distinct, macinfo, line, file, ...]

  METADATA_STRINGS = 35,         // [count, offset] blob([lengths][chars])

  METADATA_GLOBAL_DECL_ATTACHMENT = 36, // [valueid, n x [id, mdnode]]

  METADATA_GLOBAL_VAR_EXPR = 37,        // [distinct, var, expr]

  METADATA_INDEX_OFFSET = 38,           // [offset]

  METADATA_INDEX = 39,                  // [bitpos]

  METADATA_LABEL = 40,                  // [distinct, scope, name, file, line]

  METADATA_STRING_TYPE = 41,            // [distinct, name, size, align,...]

  // Codes 42 and 43 are reserved for support for Fortran array specific debug

  // info.

  METADATA_COMMON_BLOCK = 44,     // [distinct, scope, name, variable,...]

  METADATA_GENERIC_SUBRANGE = 45, // [distinct, count, lo, up, stride]

  METADATA_ARG_LIST = 46,         // [n x [type num, value num]]

  METADATA_ASSIGN_ID = 47,        // [distinct, ...]

};

// The constants block (CONSTANTS_BLOCK_ID) describes emission for each

// constant and maintains an implicit current type value.

enum ConstantsCodes {

  CST_CODE_SETTYPE = 1,          // SETTYPE:       [typeid]

  CST_CODE_NULL = 2,             // NULL

  CST_CODE_UNDEF = 3,            // UNDEF

  CST_CODE_INTEGER = 4,          // INTEGER:       [intval]

  CST_CODE_WIDE_INTEGER = 5,     // WIDE_INTEGER:  [n x intval]

  CST_CODE_FLOAT = 6,            // FLOAT:         [fpval]

  CST_CODE_AGGREGATE = 7,        // AGGREGATE:     [n x value number]

  CST_CODE_STRING = 8,           // STRING:        [values]

  CST_CODE_CSTRING = 9,          // CSTRING:       [values]

  CST_CODE_CE_BINOP = 10,        // CE_BINOP:      [opcode, opval, opval]

  CST_CODE_CE_CAST = 11,         // CE_CAST:       [opcode, opty, opval]

  CST_CODE_CE_GEP = 12,          // CE_GEP:        [n x operands]

  CST_CODE_CE_SELECT = 13,       // CE_SELECT:     [opval, opval, opval]

  CST_CODE_CE_EXTRACTELT = 14,   // CE_EXTRACTELT: [opty, opval, opval]

  CST_CODE_CE_INSERTELT = 15,    // CE_INSERTELT:  [opval, opval, opval]

  CST_CODE_CE_SHUFFLEVEC = 16,   // CE_SHUFFLEVEC: [opval, opval, opval]

  CST_CODE_CE_CMP = 17,          // CE_CMP:        [opty, opval, opval, pred]

  CST_CODE_INLINEASM_OLD = 18,   // INLINEASM:     [sideeffect|alignstack,

                                 //                 asmstr,conststr]

  CST_CODE_CE_SHUFVEC_EX = 19,   // SHUFVEC_EX:    [opty, opval, opval, opval]

  CST_CODE_CE_INBOUNDS_GEP = 20, // INBOUNDS_GEP:  [n x operands]

  CST_CODE_BLOCKADDRESS = 21,    // CST_CODE_BLOCKADDRESS [fnty, fnval, bb#]

  CST_CODE_DATA = 22,            // DATA:          [n x elements]

  CST_CODE_INLINEASM_OLD2 = 23,  // INLINEASM:     [sideeffect|alignstack|

                                 //                 asmdialect,asmstr,conststr]

  CST_CODE_CE_GEP_WITH_INRANGE_INDEX = 24, //      [opty, flags, n x operands]

  CST_CODE_CE_UNOP = 25,                   // CE_UNOP:      [opcode, opval]

  CST_CODE_POISON = 26,                    // POISON

  CST_CODE_DSO_LOCAL_EQUIVALENT = 27,      // DSO_LOCAL_EQUIVALENT [gvty, gv]

  CST_CODE_INLINEASM_OLD3 = 28,    // INLINEASM:     [sideeffect|alignstack|

                                   //                 asmdialect|unwind,

                                   //                 asmstr,conststr]

  CST_CODE_NO_CFI_VALUE = 29, // NO_CFI [ fty, f ]

  CST_CODE_INLINEASM = 30,    // INLINEASM:     [fnty,

                              //                 sideeffect|alignstack|

                              //                 asmdialect|unwind,

                              //                 asmstr,conststr]

};

/// CastOpcodes - These are values used in the bitcode files to encode which

/// cast a CST_CODE_CE_CAST or a XXX refers to.  The values of these enums

/// have no fixed relation to the LLVM IR enum values.  Changing these will

/// break compatibility with old files.

enum CastOpcodes {

  CAST_TRUNC = 0,

  CAST_ZEXT = 1,

  CAST_SEXT = 2,

  CAST_FPTOUI = 3,

  CAST_FPTOSI = 4,

  CAST_UITOFP = 5,

  CAST_SITOFP = 6,

  CAST_FPTRUNC = 7,

  CAST_FPEXT = 8,

  CAST_PTRTOINT = 9,

  CAST_INTTOPTR = 10,

  CAST_BITCAST = 11,

  CAST_ADDRSPACECAST = 12

};

/// UnaryOpcodes - These are values used in the bitcode files to encode which

/// unop a CST_CODE_CE_UNOP or a XXX refers to.  The values of these enums

/// have no fixed relation to the LLVM IR enum values.  Changing these will

/// break compatibility with old files.

enum UnaryOpcodes {

  UNOP_FNEG = 0

};

/// BinaryOpcodes - These are values used in the bitcode files to encode which

/// binop a CST_CODE_CE_BINOP or a XXX refers to.  The values of these enums

/// have no fixed relation to the LLVM IR enum values.  Changing these will

/// break compatibility with old files.

enum BinaryOpcodes {

  BINOP_ADD = 0,

  BINOP_SUB = 1,

  BINOP_MUL = 2,

  BINOP_UDIV = 3,

  BINOP_SDIV = 4, // overloaded for FP

  BINOP_UREM = 5,

  BINOP_SREM = 6, // overloaded for FP

  BINOP_SHL = 7,

  BINOP_LSHR = 8,

  BINOP_ASHR = 9,

  BINOP_AND = 10,

  BINOP_OR = 11,

  BINOP_XOR = 12

};

/// These are values used in the bitcode files to encode AtomicRMW operations.

/// The values of these enums have no fixed relation to the LLVM IR enum

/// values.  Changing these will break compatibility with old files.

enum RMWOperations {

  RMW_XCHG = 0,

  RMW_ADD = 1,

  RMW_SUB = 2,

  RMW_AND = 3,

  RMW_NAND = 4,

  RMW_OR = 5,

  RMW_XOR = 6,

  RMW_MAX = 7,

  RMW_MIN = 8,

  RMW_UMAX = 9,

  RMW_UMIN = 10,

  RMW_FADD = 11,

  RMW_FSUB = 12,

  RMW_FMAX = 13,

  RMW_FMIN = 14,

  RMW_UINC_WRAP = 15,

  RMW_UDEC_WRAP = 16

};

/// OverflowingBinaryOperatorOptionalFlags - Flags for serializing

/// OverflowingBinaryOperator's SubclassOptionalData contents.

enum OverflowingBinaryOperatorOptionalFlags {

  OBO_NO_UNSIGNED_WRAP = 0,

  OBO_NO_SIGNED_WRAP = 1

};

/// FastMath Flags

/// This is a fixed layout derived from the bitcode emitted by LLVM 5.0

/// intended to decouple the in-memory representation from the serialization.

enum FastMathMap {

  UnsafeAlgebra   = (1 << 0), // Legacy

  NoNaNs          = (1 << 1),

  NoInfs          = (1 << 2),

  NoSignedZeros   = (1 << 3),

  AllowReciprocal = (1 << 4),

  AllowContract   = (1 << 5),

  ApproxFunc      = (1 << 6),

  AllowReassoc    = (1 << 7)

};

/// PossiblyExactOperatorOptionalFlags - Flags for serializing

/// PossiblyExactOperator's SubclassOptionalData contents.

enum PossiblyExactOperatorOptionalFlags { PEO_EXACT = 0 };

/// Encoded AtomicOrdering values.

enum AtomicOrderingCodes {

  ORDERING_NOTATOMIC = 0,

  ORDERING_UNORDERED = 1,

  ORDERING_MONOTONIC = 2,

  ORDERING_ACQUIRE = 3,

  ORDERING_RELEASE = 4,

  ORDERING_ACQREL = 5,

  ORDERING_SEQCST = 6

};

/// Markers and flags for call instruction.

enum CallMarkersFlags {

  CALL_TAIL = 0,

  CALL_CCONV = 1,

  CALL_MUSTTAIL = 14,

  CALL_EXPLICIT_TYPE = 15,

  CALL_NOTAIL = 16,

  CALL_FMF = 17 // Call has optional fast-math-flags.

};

// The function body block (FUNCTION_BLOCK_ID) describes function bodies.  It

// can contain a constant block (CONSTANTS_BLOCK_ID).

enum FunctionCodes {

  FUNC_CODE_DECLAREBLOCKS = 1, // DECLAREBLOCKS: [n]

  FUNC_CODE_INST_BINOP = 2,      // BINOP:      [opcode, ty, opval, opval]

  FUNC_CODE_INST_CAST = 3,       // CAST:       [opcode, ty, opty, opval]

  FUNC_CODE_INST_GEP_OLD = 4,    // GEP:        [n x operands]

  FUNC_CODE_INST_SELECT = 5,     // SELECT:     [ty, opval, opval, opval]

  FUNC_CODE_INST_EXTRACTELT = 6, // EXTRACTELT: [opty, opval, opval]

  FUNC_CODE_INST_INSERTELT = 7,  // INSERTELT:  [ty, opval, opval, opval]

  FUNC_CODE_INST_SHUFFLEVEC = 8, // SHUFFLEVEC: [ty, opval, opval, opval]

  FUNC_CODE_INST_CMP = 9,        // CMP:        [opty, opval, opval, pred]

  FUNC_CODE_INST_RET = 10,    // RET:        [opty,opval<both optional>]

  FUNC_CODE_INST_BR = 11,     // BR:         [bb#, bb#, cond] or [bb#]

  FUNC_CODE_INST_SWITCH = 12, // SWITCH:     [opty, op0, op1, ...]

  FUNC_CODE_INST_INVOKE = 13, // INVOKE:     [attr, fnty, op0,op1, ...]

  // 14 is unused.

  FUNC_CODE_INST_UNREACHABLE = 15, // UNREACHABLE

  FUNC_CODE_INST_PHI = 16, // PHI:        [ty, val0,bb0, ...]

  // 17 is unused.

  // 18 is unused.

  FUNC_CODE_INST_ALLOCA = 19, // ALLOCA:     [instty, opty, op, align]

  FUNC_CODE_INST_LOAD = 20,   // LOAD:       [opty, op, align, vol]

  // 21 is unused.

  // 22 is unused.

  FUNC_CODE_INST_VAARG = 23, // VAARG:      [valistty, valist, instty]

  // This store code encodes the pointer type, rather than the value type

  // this is so information only available in the pointer type (e.g. address

  // spaces) is retained.

  FUNC_CODE_INST_STORE_OLD = 24, // STORE:      [ptrty,ptr,val, align, vol]

  // 25 is unused.

  FUNC_CODE_INST_EXTRACTVAL = 26, // EXTRACTVAL: [n x operands]

  FUNC_CODE_INST_INSERTVAL = 27,  // INSERTVAL:  [n x operands]

  // fcmp/icmp returning Int1TY or vector of Int1Ty. Same as CMP, exists to

  // support legacy vicmp/vfcmp instructions.

  FUNC_CODE_INST_CMP2 = 28, // CMP2:       [opty, opval, opval, pred]

  // new select on i1 or [N x i1]

  FUNC_CODE_INST_VSELECT = 29, // VSELECT:    [ty,opval,opval,predty,pred]

  FUNC_CODE_INST_INBOUNDS_GEP_OLD = 30, // INBOUNDS_GEP: [n x operands]

  FUNC_CODE_INST_INDIRECTBR = 31,       // INDIRECTBR: [opty, op0, op1, ...]

  // 32 is unused.

  FUNC_CODE_DEBUG_LOC_AGAIN = 33, // DEBUG_LOC_AGAIN

  FUNC_CODE_INST_CALL = 34, // CALL:    [attr, cc, fnty, fnid, args...]

  FUNC_CODE_DEBUG_LOC = 35,          // DEBUG_LOC:  [Line,Col,ScopeVal, IAVal]

  FUNC_CODE_INST_FENCE = 36,         // FENCE: [ordering, synchscope]

  FUNC_CODE_INST_CMPXCHG_OLD = 37,   // CMPXCHG: [ptrty, ptr, cmp, val, vol,

                                     //            ordering, synchscope,

                                     //            failure_ordering?, weak?]

  FUNC_CODE_INST_ATOMICRMW_OLD = 38, // ATOMICRMW: [ptrty,ptr,val, operation,

                                     //             align, vol,

                                     //             ordering, synchscope]

  FUNC_CODE_INST_RESUME = 39,        // RESUME:     [opval]

  FUNC_CODE_INST_LANDINGPAD_OLD =

      40,                         // LANDINGPAD: [ty,val,val,num,id0,val0...]

  FUNC_CODE_INST_LOADATOMIC = 41, // LOAD: [opty, op, align, vol,

                                  //        ordering, synchscope]

  FUNC_CODE_INST_STOREATOMIC_OLD = 42, // STORE: [ptrty,ptr,val, align, vol

                                       //         ordering, synchscope]

  FUNC_CODE_INST_GEP = 43,             // GEP:  [inbounds, n x operands]

  FUNC_CODE_INST_STORE = 44,       // STORE: [ptrty,ptr,valty,val, align, vol]

  FUNC_CODE_INST_STOREATOMIC = 45, // STORE: [ptrty,ptr,val, align, vol

  FUNC_CODE_INST_CMPXCHG = 46,     // CMPXCHG: [ptrty, ptr, cmp, val, vol,

                                   //           success_ordering, synchscope,

                                   //           failure_ordering, weak]

  FUNC_CODE_INST_LANDINGPAD = 47,  // LANDINGPAD: [ty,val,num,id0,val0...]

  FUNC_CODE_INST_CLEANUPRET = 48,  // CLEANUPRET: [val] or [val,bb#]

  FUNC_CODE_INST_CATCHRET = 49,    // CATCHRET: [val,bb#]

  FUNC_CODE_INST_CATCHPAD = 50,    // CATCHPAD: [bb#,bb#,num,args...]

  FUNC_CODE_INST_CLEANUPPAD = 51,  // CLEANUPPAD: [num,args...]

  FUNC_CODE_INST_CATCHSWITCH =

      52, // CATCHSWITCH: [num,args...] or [num,args...,bb]

  // 53 is unused.

  // 54 is unused.

  FUNC_CODE_OPERAND_BUNDLE = 55,  // OPERAND_BUNDLE: [tag#, value...]

  FUNC_CODE_INST_UNOP = 56,       // UNOP:       [opcode, ty, opval]

  FUNC_CODE_INST_CALLBR = 57,     // CALLBR:     [attr, cc, norm, transfs,

                                  //              fnty, fnid, args...]

  FUNC_CODE_INST_FREEZE = 58,     // FREEZE: [opty, opval]

  FUNC_CODE_INST_ATOMICRMW = 59,  // ATOMICRMW: [ptrty, ptr, valty, val,

                                  //             operation, align, vol,

                                  //             ordering, synchscope]

  FUNC_CODE_BLOCKADDR_USERS = 60, // BLOCKADDR_USERS: [value...]

};

enum UseListCodes {

  USELIST_CODE_DEFAULT = 1, // DEFAULT: [index..., value-id]

  USELIST_CODE_BB = 2       // BB: [index..., bb-id]

};

enum AttributeKindCodes {

  // = 0 is unused

  ATTR_KIND_ALIGNMENT = 1,

  ATTR_KIND_ALWAYS_INLINE = 2,

  ATTR_KIND_BY_VAL = 3,

  ATTR_KIND_INLINE_HINT = 4,

  ATTR_KIND_IN_REG = 5,

  ATTR_KIND_MIN_SIZE = 6,

  ATTR_KIND_NAKED = 7,

  ATTR_KIND_NEST = 8,

  ATTR_KIND_NO_ALIAS = 9,

  ATTR_KIND_NO_BUILTIN = 10,

  ATTR_KIND_NO_CAPTURE = 11,

  ATTR_KIND_NO_DUPLICATE = 12,

  ATTR_KIND_NO_IMPLICIT_FLOAT = 13,

  ATTR_KIND_NO_INLINE = 14,

  ATTR_KIND_NON_LAZY_BIND = 15,

  ATTR_KIND_NO_RED_ZONE = 16,

  ATTR_KIND_NO_RETURN = 17,

  ATTR_KIND_NO_UNWIND = 18,

  ATTR_KIND_OPTIMIZE_FOR_SIZE = 19,

  ATTR_KIND_READ_NONE = 20,

  ATTR_KIND_READ_ONLY = 21,

  ATTR_KIND_RETURNED = 22,

  ATTR_KIND_RETURNS_TWICE = 23,

  ATTR_KIND_S_EXT = 24,

  ATTR_KIND_STACK_ALIGNMENT = 25,

  ATTR_KIND_STACK_PROTECT = 26,

  ATTR_KIND_STACK_PROTECT_REQ = 27,

  ATTR_KIND_STACK_PROTECT_STRONG = 28,

  ATTR_KIND_STRUCT_RET = 29,

  ATTR_KIND_SANITIZE_ADDRESS = 30,

  ATTR_KIND_SANITIZE_THREAD = 31,

  ATTR_KIND_SANITIZE_MEMORY = 32,

  ATTR_KIND_UW_TABLE = 33,

  ATTR_KIND_Z_EXT = 34,

  ATTR_KIND_BUILTIN = 35,

  ATTR_KIND_COLD = 36,

  ATTR_KIND_OPTIMIZE_NONE = 37,

  ATTR_KIND_IN_ALLOCA = 38,

  ATTR_KIND_NON_NULL = 39,

  ATTR_KIND_JUMP_TABLE = 40,

  ATTR_KIND_DEREFERENCEABLE = 41,

  ATTR_KIND_DEREFERENCEABLE_OR_NULL = 42,

  ATTR_KIND_CONVERGENT = 43,

  ATTR_KIND_SAFESTACK = 44,

  ATTR_KIND_ARGMEMONLY = 45,

  ATTR_KIND_SWIFT_SELF = 46,

  ATTR_KIND_SWIFT_ERROR = 47,

  ATTR_KIND_NO_RECURSE = 48,

  ATTR_KIND_INACCESSIBLEMEM_ONLY = 49,

  ATTR_KIND_INACCESSIBLEMEM_OR_ARGMEMONLY = 50,

  ATTR_KIND_ALLOC_SIZE = 51,

  ATTR_KIND_WRITEONLY = 52,

  ATTR_KIND_SPECULATABLE = 53,

  ATTR_KIND_STRICT_FP = 54,

  ATTR_KIND_SANITIZE_HWADDRESS = 55,

  ATTR_KIND_NOCF_CHECK = 56,

  ATTR_KIND_OPT_FOR_FUZZING = 57,

  ATTR_KIND_SHADOWCALLSTACK = 58,

  ATTR_KIND_SPECULATIVE_LOAD_HARDENING = 59,

  ATTR_KIND_IMMARG = 60,

  ATTR_KIND_WILLRETURN = 61,

  ATTR_KIND_NOFREE = 62,

  ATTR_KIND_NOSYNC = 63,

  ATTR_KIND_SANITIZE_MEMTAG = 64,

  ATTR_KIND_PREALLOCATED = 65,

  ATTR_KIND_NO_MERGE = 66,

  ATTR_KIND_NULL_POINTER_IS_VALID = 67,

  ATTR_KIND_NOUNDEF = 68,

  ATTR_KIND_BYREF = 69,

  ATTR_KIND_MUSTPROGRESS = 70,

  ATTR_KIND_NO_CALLBACK = 71,

  ATTR_KIND_HOT = 72,

  ATTR_KIND_NO_PROFILE = 73,

  ATTR_KIND_VSCALE_RANGE = 74,

  ATTR_KIND_SWIFT_ASYNC = 75,

  ATTR_KIND_NO_SANITIZE_COVERAGE = 76,

  ATTR_KIND_ELEMENTTYPE = 77,

  ATTR_KIND_DISABLE_SANITIZER_INSTRUMENTATION = 78,

  ATTR_KIND_NO_SANITIZE_BOUNDS = 79,

  ATTR_KIND_ALLOC_ALIGN = 80,

  ATTR_KIND_ALLOCATED_POINTER = 81,

  ATTR_KIND_ALLOC_KIND = 82,

  ATTR_KIND_PRESPLIT_COROUTINE = 83,

  ATTR_KIND_FNRETTHUNK_EXTERN = 84,

  ATTR_KIND_SKIP_PROFILE = 85,

  ATTR_KIND_MEMORY = 86,

};

enum ComdatSelectionKindCodes {

  COMDAT_SELECTION_KIND_ANY = 1,

  COMDAT_SELECTION_KIND_EXACT_MATCH = 2,

  COMDAT_SELECTION_KIND_LARGEST = 3,

  COMDAT_SELECTION_KIND_NO_DUPLICATES = 4,

  COMDAT_SELECTION_KIND_SAME_SIZE = 5,

};

enum StrtabCodes {

  STRTAB_BLOB = 1,

};

enum SymtabCodes {

  SYMTAB_BLOB = 1,

};

} // End bitc namespace

} // End llvm namespace

#endif