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
32 CONSTANTS_BLOCK_ID = 2,
33 FUNCTION_BLOCK_ID = 3,
34 TYPE_SYMTAB_BLOCK_ID = 4,
35 VALUE_SYMTAB_BLOCK_ID = 5
39 /// MODULE blocks have a number of optional fields and subblocks.
41 MODULE_CODE_VERSION = 1, // VERSION: [version#]
42 MODULE_CODE_TRIPLE = 2, // TRIPLE: [strlen, strchr x N]
43 MODULE_CODE_DATALAYOUT = 3, // DATALAYOUT: [strlen, strchr x N]
44 MODULE_CODE_ASM = 4, // ASM: [strlen, strchr x N]
45 MODULE_CODE_SECTIONNAME = 5, // SECTIONNAME: [strlen, strchr x N]
46 MODULE_CODE_DEPLIB = 6, // DEPLIB: [strlen, strchr x N]
48 // GLOBALVAR: [type, isconst, initid,
49 // linkage, alignment, section, visibility, threadlocal]
50 MODULE_CODE_GLOBALVAR = 7,
52 // FUNCTION: [type, callingconv, isproto, linkage, alignment, section,
54 MODULE_CODE_FUNCTION = 8,
56 // ALIAS: [alias type, aliasee val#, linkage]
57 MODULE_CODE_ALIAS = 9,
59 /// MODULE_CODE_PURGEVALS: [numvals]
60 MODULE_CODE_PURGEVALS = 10
63 /// TYPE blocks have codes for each type primitive they use.
65 TYPE_CODE_NUMENTRY = 1, // TYPE_CODE_NUMENTRY: [numentries]
66 TYPE_CODE_META = 2, // TYPE_CODE_META: [metacode]... - Future use
69 TYPE_CODE_VOID = 3, // VOID
70 TYPE_CODE_FLOAT = 4, // FLOAT
71 TYPE_CODE_DOUBLE = 5, // DOUBLE
72 TYPE_CODE_LABEL = 6, // LABEL
73 TYPE_CODE_OPAQUE = 7, // OPAQUE
74 TYPE_CODE_INTEGER = 8, // INTEGER: [width]
75 TYPE_CODE_POINTER = 9, // POINTER: [pointee type]
76 TYPE_CODE_FUNCTION = 10, // FUNCTION: [vararg, retty, #pararms, paramty N]
77 TYPE_CODE_STRUCT = 11, // STRUCT: [ispacked, #elts, eltty x N]
78 TYPE_CODE_ARRAY = 12, // ARRAY: [numelts, eltty]
79 TYPE_CODE_VECTOR = 13 // VECTOR: [numelts, eltty]
80 // Any other type code is assumed to be an unknown type.
83 // The type symbol table only has one code (TST_ENTRY_CODE).
84 enum TypeSymtabCodes {
85 TST_CODE_ENTRY = 1 // TST_ENTRY: [typeid, namelen, namechar x N]
88 // The value symbol table only has one code (VST_ENTRY_CODE).
89 enum ValueSymtabCodes {
90 VST_CODE_ENTRY = 1, // VST_ENTRY: [valid, namelen, namechar x N]
91 VST_CODE_BBENTRY = 2 // VST_BBENTRY: [bbid, namelen, namechar x N]
94 // The constants block (CONSTANTS_BLOCK_ID) describes emission for each
95 // constant and maintains an implicit current type value.
97 CST_CODE_SETTYPE = 1, // SETTYPE: [typeid]
98 CST_CODE_NULL = 2, // NULL
99 CST_CODE_UNDEF = 3, // UNDEF
100 CST_CODE_INTEGER = 4, // INTEGER: [intval]
101 CST_CODE_WIDE_INTEGER = 5, // WIDE_INTEGER: [n, n x intval]
102 CST_CODE_FLOAT = 6, // FLOAT: [fpval]
103 CST_CODE_AGGREGATE = 7, // AGGREGATE: [n, n x value number]
104 CST_CODE_CE_BINOP = 8, // CE_BINOP: [opcode, opval, opval]
105 CST_CODE_CE_CAST = 9, // CE_CAST: [opcode, opty, opval]
106 CST_CODE_CE_GEP = 10, // CE_GEP: [n, n x operands]
107 CST_CODE_CE_SELECT = 11, // CE_SELECT: [opval, opval, opval]
108 CST_CODE_CE_EXTRACTELT = 12, // CE_EXTRACTELT: [opty, opval, opval]
109 CST_CODE_CE_INSERTELT = 13, // CE_INSERTELT: [opval, opval, opval]
110 CST_CODE_CE_SHUFFLEVEC = 14, // CE_SHUFFLEVEC: [opval, opval, opval]
111 CST_CODE_CE_CMP = 15 // CE_CMP: [opty, opval, opval, pred]
114 /// CastOpcodes - These are values used in the bitcode files to encode which
115 /// cast a CST_CODE_CE_CAST or a XXX refers to. The values of these enums
116 /// have no fixed relation to the LLVM IR enum values. Changing these will
117 /// break compatibility with old files.
133 /// BinaryOpcodes - These are values used in the bitcode files to encode which
134 /// binop a CST_CODE_CE_BINOP or a XXX refers to. The values of these enums
135 /// have no fixed relation to the LLVM IR enum values. Changing these will
136 /// break compatibility with old files.
142 BINOP_SDIV = 4, // overloaded for FP
144 BINOP_SREM = 6, // overloaded for FP
154 // The function body block (FUNCTION_BLOCK_ID) describes function bodies. It
155 // can contain a constant block (CONSTANTS_BLOCK_ID).
157 FUNC_CODE_DECLAREBLOCKS = 1, // DECLAREBLOCKS: [n]
159 FUNC_CODE_INST_BINOP = 2, // BINOP: [opcode, ty, opval, opval]
160 FUNC_CODE_INST_CAST = 3, // CAST: [opcode, ty, opty, opval]
161 FUNC_CODE_INST_GEP = 4, // GEP: [n, n x operands]
162 FUNC_CODE_INST_SELECT = 5, // SELECT: [ty, opval, opval, opval]
163 FUNC_CODE_INST_EXTRACTELT = 6, // EXTRACTELT: [opty, opval, opval]
164 FUNC_CODE_INST_INSERTELT = 7, // INSERTELT: [ty, opval, opval, opval]
165 FUNC_CODE_INST_SHUFFLEVEC = 8, // SHUFFLEVEC: [ty, opval, opval, opval]
166 FUNC_CODE_INST_CMP = 9, // CMP: [opty, opval, opval, pred]
168 FUNC_CODE_INST_RET = 10, // RET: [opty,opval<optional>]
169 FUNC_CODE_INST_BR = 11, // BR: [bb#, bb#, cond] or [bb#]
170 FUNC_CODE_INST_SWITCH = 12, // SWITCH: [opty, opval, n, n x ops]
171 FUNC_CODE_INST_INVOKE = 13, // INVOKE: [fnty, op0,op1,op2, ...]
172 FUNC_CODE_INST_UNWIND = 14, // UNWIND
173 FUNC_CODE_INST_UNREACHABLE = 15, // UNREACHABLE
175 FUNC_CODE_INST_PHI = 16, // PHI: [ty, #ops, val0,bb0, ...]
176 FUNC_CODE_INST_MALLOC = 17, // MALLOC: [instty, op, align]
177 FUNC_CODE_INST_FREE = 18, // FREE: [opty, op]
178 FUNC_CODE_INST_ALLOCA = 19, // ALLOCA: [instty, op, align]
179 FUNC_CODE_INST_LOAD = 20, // LOAD: [opty, op, align, vol]
180 FUNC_CODE_INST_STORE = 21, // STORE: [ptrty,val,ptr, align, vol]
181 FUNC_CODE_INST_CALL = 22, // CALL: [fnty, fnid, arg0, arg1...]
182 FUNC_CODE_INST_VAARG = 23 // VAARG: [valistty, valist, instty]
184 } // End bitc namespace
185 } // End llvm namespace