1 //===- LLVMBitCodes.h - Enum values for the LLVM bitcode format -*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by Chris Lattner and is distributed under
6 // the University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This header defines Bitcode enum values for LLVM IR bitcode files.
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
16 //===----------------------------------------------------------------------===//
18 #ifndef LLVM_BITCODE_LLVMBITCODES_H
19 #define LLVM_BITCODE_LLVMBITCODES_H
21 #include "llvm/Bitcode/BitCodes.h"
25 // The only top-level block type defined is for a module.
30 // Module sub-block id's
31 PARAMATTR_BLOCK_ID = 1,
33 CONSTANTS_BLOCK_ID = 3,
34 FUNCTION_BLOCK_ID = 4,
35 TYPE_SYMTAB_BLOCK_ID = 5,
36 VALUE_SYMTAB_BLOCK_ID = 6
40 /// MODULE blocks have a number of optional fields and subblocks.
42 MODULE_CODE_VERSION = 1, // VERSION: [version#]
43 MODULE_CODE_TRIPLE = 2, // TRIPLE: [strlen, strchr x N]
44 MODULE_CODE_DATALAYOUT = 3, // DATALAYOUT: [strlen, strchr x N]
45 MODULE_CODE_ASM = 4, // ASM: [strlen, strchr x N]
46 MODULE_CODE_SECTIONNAME = 5, // SECTIONNAME: [strlen, strchr x N]
47 MODULE_CODE_DEPLIB = 6, // DEPLIB: [strlen, strchr x N]
49 // GLOBALVAR: [type, isconst, initid,
50 // linkage, alignment, section, visibility, threadlocal]
51 MODULE_CODE_GLOBALVAR = 7,
53 // FUNCTION: [type, callingconv, isproto, linkage, alignment, section,
55 MODULE_CODE_FUNCTION = 8,
57 // ALIAS: [alias type, aliasee val#, linkage]
58 MODULE_CODE_ALIAS = 9,
60 /// MODULE_CODE_PURGEVALS: [numvals]
61 MODULE_CODE_PURGEVALS = 10
64 /// PARAMATTR blocks have code for defining a parameter attribute set.
66 PARAMATTR_CODE_ENTRY = 1 // ENTRY: [paramidx0, attr0, paramidx1, attr1...]
69 /// TYPE blocks have codes for each type primitive they use.
71 TYPE_CODE_NUMENTRY = 1, // TYPE_CODE_NUMENTRY: [numentries]
74 TYPE_CODE_VOID = 2, // VOID
75 TYPE_CODE_FLOAT = 3, // FLOAT
76 TYPE_CODE_DOUBLE = 4, // DOUBLE
77 TYPE_CODE_LABEL = 5, // LABEL
78 TYPE_CODE_OPAQUE = 6, // OPAQUE
79 TYPE_CODE_INTEGER = 7, // INTEGER: [width]
80 TYPE_CODE_POINTER = 8, // POINTER: [pointee type]
81 TYPE_CODE_FUNCTION = 9, // FUNCTION: [vararg, retty, #pararms, paramty N]
82 TYPE_CODE_STRUCT = 10, // STRUCT: [ispacked, #elts, eltty x N]
83 TYPE_CODE_ARRAY = 11, // ARRAY: [numelts, eltty]
84 TYPE_CODE_VECTOR = 12 // VECTOR: [numelts, eltty]
85 // Any other type code is assumed to be an unknown type.
88 // The type symbol table only has one code (TST_ENTRY_CODE).
89 enum TypeSymtabCodes {
90 TST_CODE_ENTRY = 1 // TST_ENTRY: [typeid, namelen, namechar x N]
93 // The value symbol table only has one code (VST_ENTRY_CODE).
94 enum ValueSymtabCodes {
95 VST_CODE_ENTRY = 1, // VST_ENTRY: [valid, namelen, namechar x N]
96 VST_CODE_BBENTRY = 2 // VST_BBENTRY: [bbid, namelen, namechar x N]
99 // The constants block (CONSTANTS_BLOCK_ID) describes emission for each
100 // constant and maintains an implicit current type value.
101 enum ConstantsCodes {
102 CST_CODE_SETTYPE = 1, // SETTYPE: [typeid]
103 CST_CODE_NULL = 2, // NULL
104 CST_CODE_UNDEF = 3, // UNDEF
105 CST_CODE_INTEGER = 4, // INTEGER: [intval]
106 CST_CODE_WIDE_INTEGER = 5, // WIDE_INTEGER: [n, n x intval]
107 CST_CODE_FLOAT = 6, // FLOAT: [fpval]
108 CST_CODE_AGGREGATE = 7, // AGGREGATE: [n, n x value number]
109 CST_CODE_CE_BINOP = 8, // CE_BINOP: [opcode, opval, opval]
110 CST_CODE_CE_CAST = 9, // CE_CAST: [opcode, opty, opval]
111 CST_CODE_CE_GEP = 10, // CE_GEP: [n, n x operands]
112 CST_CODE_CE_SELECT = 11, // CE_SELECT: [opval, opval, opval]
113 CST_CODE_CE_EXTRACTELT = 12, // CE_EXTRACTELT: [opty, opval, opval]
114 CST_CODE_CE_INSERTELT = 13, // CE_INSERTELT: [opval, opval, opval]
115 CST_CODE_CE_SHUFFLEVEC = 14, // CE_SHUFFLEVEC: [opval, opval, opval]
116 CST_CODE_CE_CMP = 15 // CE_CMP: [opty, opval, opval, pred]
119 /// CastOpcodes - These are values used in the bitcode files to encode which
120 /// cast a CST_CODE_CE_CAST or a XXX refers to. The values of these enums
121 /// have no fixed relation to the LLVM IR enum values. Changing these will
122 /// break compatibility with old files.
138 /// BinaryOpcodes - These are values used in the bitcode files to encode which
139 /// binop a CST_CODE_CE_BINOP or a XXX refers to. The values of these enums
140 /// have no fixed relation to the LLVM IR enum values. Changing these will
141 /// break compatibility with old files.
147 BINOP_SDIV = 4, // overloaded for FP
149 BINOP_SREM = 6, // overloaded for FP
159 // The function body block (FUNCTION_BLOCK_ID) describes function bodies. It
160 // can contain a constant block (CONSTANTS_BLOCK_ID).
162 FUNC_CODE_DECLAREBLOCKS = 1, // DECLAREBLOCKS: [n]
164 FUNC_CODE_INST_BINOP = 2, // BINOP: [opcode, ty, opval, opval]
165 FUNC_CODE_INST_CAST = 3, // CAST: [opcode, ty, opty, opval]
166 FUNC_CODE_INST_GEP = 4, // GEP: [n, n x operands]
167 FUNC_CODE_INST_SELECT = 5, // SELECT: [ty, opval, opval, opval]
168 FUNC_CODE_INST_EXTRACTELT = 6, // EXTRACTELT: [opty, opval, opval]
169 FUNC_CODE_INST_INSERTELT = 7, // INSERTELT: [ty, opval, opval, opval]
170 FUNC_CODE_INST_SHUFFLEVEC = 8, // SHUFFLEVEC: [ty, opval, opval, opval]
171 FUNC_CODE_INST_CMP = 9, // CMP: [opty, opval, opval, pred]
173 FUNC_CODE_INST_RET = 10, // RET: [opty,opval<optional>]
174 FUNC_CODE_INST_BR = 11, // BR: [bb#, bb#, cond] or [bb#]
175 FUNC_CODE_INST_SWITCH = 12, // SWITCH: [opty, opval, n, n x ops]
176 FUNC_CODE_INST_INVOKE = 13, // INVOKE: [fnty, op0,op1,op2, ...]
177 FUNC_CODE_INST_UNWIND = 14, // UNWIND
178 FUNC_CODE_INST_UNREACHABLE = 15, // UNREACHABLE
180 FUNC_CODE_INST_PHI = 16, // PHI: [ty, #ops, val0,bb0, ...]
181 FUNC_CODE_INST_MALLOC = 17, // MALLOC: [instty, op, align]
182 FUNC_CODE_INST_FREE = 18, // FREE: [opty, op]
183 FUNC_CODE_INST_ALLOCA = 19, // ALLOCA: [instty, op, align]
184 FUNC_CODE_INST_LOAD = 20, // LOAD: [opty, op, align, vol]
185 FUNC_CODE_INST_STORE = 21, // STORE: [ptrty,val,ptr, align, vol]
186 FUNC_CODE_INST_CALL = 22, // CALL: [fnty, fnid, arg0, arg1...]
187 FUNC_CODE_INST_VAARG = 23 // VAARG: [valistty, valist, instty]
189 } // End bitc namespace
190 } // End llvm namespace