1 //===-- llvm/Instruction.def - File that describes Instructions -*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains descriptions of the various LLVM instructions. This is
11 // used as a central place for enumerating the different instructions and
12 // should eventually be the place to put comments about the instructions.
14 //===----------------------------------------------------------------------===//
16 // NOTE: NO INCLUDE GUARD DESIRED!
18 // Provide definitions of macros so that users of this file do not have to
19 // define everything to use it...
21 #ifndef FIRST_TERM_INST
22 #define FIRST_TERM_INST(num)
24 #ifndef HANDLE_TERM_INST
26 #define HANDLE_TERM_INST(num, opcode, Class)
28 #define HANDLE_TERM_INST(num, opcode, Class) HANDLE_INST(num, opcode, Class)
31 #ifndef LAST_TERM_INST
32 #define LAST_TERM_INST(num)
35 #ifndef FIRST_BINARY_INST
36 #define FIRST_BINARY_INST(num)
38 #ifndef HANDLE_BINARY_INST
40 #define HANDLE_BINARY_INST(num, opcode, instclass)
42 #define HANDLE_BINARY_INST(num, opcode, Class) HANDLE_INST(num, opcode, Class)
45 #ifndef LAST_BINARY_INST
46 #define LAST_BINARY_INST(num)
49 #ifndef FIRST_MEMORY_INST
50 #define FIRST_MEMORY_INST(num)
52 #ifndef HANDLE_MEMORY_INST
54 #define HANDLE_MEMORY_INST(num, opcode, Class)
56 #define HANDLE_MEMORY_INST(num, opcode, Class) HANDLE_INST(num, opcode, Class)
59 #ifndef LAST_MEMORY_INST
60 #define LAST_MEMORY_INST(num)
63 #ifndef FIRST_CAST_INST
64 #define FIRST_CAST_INST(num)
66 #ifndef HANDLE_CAST_INST
68 #define HANDLE_CAST_INST(num, opcode, Class)
70 #define HANDLE_CAST_INST(num, opcode, Class) HANDLE_INST(num, opcode, Class)
73 #ifndef LAST_CAST_INST
74 #define LAST_CAST_INST(num)
77 #ifndef FIRST_OTHER_INST
78 #define FIRST_OTHER_INST(num)
80 #ifndef HANDLE_OTHER_INST
82 #define HANDLE_OTHER_INST(num, opcode, Class)
84 #define HANDLE_OTHER_INST(num, opcode, Class) HANDLE_INST(num, opcode, Class)
87 #ifndef LAST_OTHER_INST
88 #define LAST_OTHER_INST(num)
92 // Terminator Instructions - These instructions are used to terminate a basic
93 // block of the program. Every basic block must end with one of these
94 // instructions for it to be a well formed basic block.
97 HANDLE_TERM_INST ( 1, Ret , ReturnInst)
98 HANDLE_TERM_INST ( 2, Br , BranchInst)
99 HANDLE_TERM_INST ( 3, Switch , SwitchInst)
100 HANDLE_TERM_INST ( 4, IndirectBr , IndirectBrInst)
101 HANDLE_TERM_INST ( 5, Invoke , InvokeInst)
102 HANDLE_TERM_INST ( 6, Resume , ResumeInst)
103 HANDLE_TERM_INST ( 7, Unreachable , UnreachableInst)
104 HANDLE_TERM_INST ( 8, CleanupRet , CleanupReturnInst)
105 HANDLE_TERM_INST ( 9, CatchRet , CatchReturnInst)
106 HANDLE_TERM_INST (10, CatchPad , CatchPadInst)
107 HANDLE_TERM_INST (11, TerminatePad , TerminatePadInst)
108 HANDLE_TERM_INST (12, CatchEndPad , CatchEndPadInst)
109 HANDLE_TERM_INST (13, CleanupEndPad , CleanupEndPadInst)
112 // Standard binary operators...
113 FIRST_BINARY_INST(14)
114 HANDLE_BINARY_INST(14, Add , BinaryOperator)
115 HANDLE_BINARY_INST(15, FAdd , BinaryOperator)
116 HANDLE_BINARY_INST(16, Sub , BinaryOperator)
117 HANDLE_BINARY_INST(17, FSub , BinaryOperator)
118 HANDLE_BINARY_INST(18, Mul , BinaryOperator)
119 HANDLE_BINARY_INST(19, FMul , BinaryOperator)
120 HANDLE_BINARY_INST(20, UDiv , BinaryOperator)
121 HANDLE_BINARY_INST(21, SDiv , BinaryOperator)
122 HANDLE_BINARY_INST(22, FDiv , BinaryOperator)
123 HANDLE_BINARY_INST(23, URem , BinaryOperator)
124 HANDLE_BINARY_INST(24, SRem , BinaryOperator)
125 HANDLE_BINARY_INST(25, FRem , BinaryOperator)
127 // Logical operators (integer operands)
128 HANDLE_BINARY_INST(26, Shl , BinaryOperator) // Shift left (logical)
129 HANDLE_BINARY_INST(27, LShr , BinaryOperator) // Shift right (logical)
130 HANDLE_BINARY_INST(28, AShr , BinaryOperator) // Shift right (arithmetic)
131 HANDLE_BINARY_INST(29, And , BinaryOperator)
132 HANDLE_BINARY_INST(30, Or , BinaryOperator)
133 HANDLE_BINARY_INST(31, Xor , BinaryOperator)
136 // Memory operators...
137 FIRST_MEMORY_INST(32)
138 HANDLE_MEMORY_INST(32, Alloca, AllocaInst) // Stack management
139 HANDLE_MEMORY_INST(33, Load , LoadInst ) // Memory manipulation instrs
140 HANDLE_MEMORY_INST(34, Store , StoreInst )
141 HANDLE_MEMORY_INST(35, GetElementPtr, GetElementPtrInst)
142 HANDLE_MEMORY_INST(36, Fence , FenceInst )
143 HANDLE_MEMORY_INST(37, AtomicCmpXchg , AtomicCmpXchgInst )
144 HANDLE_MEMORY_INST(38, AtomicRMW , AtomicRMWInst )
147 // Cast operators ...
148 // NOTE: The order matters here because CastInst::isEliminableCastPair
149 // NOTE: (see Instructions.cpp) encodes a table based on this ordering.
151 HANDLE_CAST_INST(39, Trunc , TruncInst ) // Truncate integers
152 HANDLE_CAST_INST(40, ZExt , ZExtInst ) // Zero extend integers
153 HANDLE_CAST_INST(41, SExt , SExtInst ) // Sign extend integers
154 HANDLE_CAST_INST(42, FPToUI , FPToUIInst ) // floating point -> UInt
155 HANDLE_CAST_INST(43, FPToSI , FPToSIInst ) // floating point -> SInt
156 HANDLE_CAST_INST(44, UIToFP , UIToFPInst ) // UInt -> floating point
157 HANDLE_CAST_INST(45, SIToFP , SIToFPInst ) // SInt -> floating point
158 HANDLE_CAST_INST(46, FPTrunc , FPTruncInst ) // Truncate floating point
159 HANDLE_CAST_INST(47, FPExt , FPExtInst ) // Extend floating point
160 HANDLE_CAST_INST(48, PtrToInt, PtrToIntInst) // Pointer -> Integer
161 HANDLE_CAST_INST(49, IntToPtr, IntToPtrInst) // Integer -> Pointer
162 HANDLE_CAST_INST(50, BitCast , BitCastInst ) // Type cast
163 HANDLE_CAST_INST(51, AddrSpaceCast, AddrSpaceCastInst) // addrspace cast
166 // Other operators...
168 HANDLE_OTHER_INST(52, ICmp , ICmpInst ) // Integer comparison instruction
169 HANDLE_OTHER_INST(53, FCmp , FCmpInst ) // Floating point comparison instr.
170 HANDLE_OTHER_INST(54, PHI , PHINode ) // PHI node instruction
171 HANDLE_OTHER_INST(55, Call , CallInst ) // Call a function
172 HANDLE_OTHER_INST(56, Select , SelectInst ) // select instruction
173 HANDLE_OTHER_INST(57, UserOp1, Instruction) // May be used internally in a pass
174 HANDLE_OTHER_INST(58, UserOp2, Instruction) // Internal to passes only
175 HANDLE_OTHER_INST(59, VAArg , VAArgInst ) // vaarg instruction
176 HANDLE_OTHER_INST(60, ExtractElement, ExtractElementInst)// extract from vector
177 HANDLE_OTHER_INST(61, InsertElement, InsertElementInst) // insert into vector
178 HANDLE_OTHER_INST(62, ShuffleVector, ShuffleVectorInst) // shuffle two vectors.
179 HANDLE_OTHER_INST(63, ExtractValue, ExtractValueInst)// extract from aggregate
180 HANDLE_OTHER_INST(64, InsertValue, InsertValueInst) // insert into aggregate
181 HANDLE_OTHER_INST(65, LandingPad, LandingPadInst) // Landing pad instruction.
182 HANDLE_OTHER_INST(66, CleanupPad, CleanupPadInst)
185 #undef FIRST_TERM_INST
186 #undef HANDLE_TERM_INST
187 #undef LAST_TERM_INST
189 #undef FIRST_BINARY_INST
190 #undef HANDLE_BINARY_INST
191 #undef LAST_BINARY_INST
193 #undef FIRST_MEMORY_INST
194 #undef HANDLE_MEMORY_INST
195 #undef LAST_MEMORY_INST
197 #undef FIRST_CAST_INST
198 #undef HANDLE_CAST_INST
199 #undef LAST_CAST_INST
201 #undef FIRST_OTHER_INST
202 #undef HANDLE_OTHER_INST
203 #undef LAST_OTHER_INST