LCOV - code coverage report
Current view: top level - src/wasm - wasm-opcodes.h (source / functions) Hit Total Coverage
Test: app.info Lines: 6 6 100.0 %
Date: 2019-04-17 Functions: 0 0 -

          Line data    Source code
       1             : // Copyright 2015 the V8 project authors. All rights reserved.
       2             : // Use of this source code is governed by a BSD-style license that can be
       3             : // found in the LICENSE file.
       4             : 
       5             : #ifndef V8_WASM_WASM_OPCODES_H_
       6             : #define V8_WASM_WASM_OPCODES_H_
       7             : 
       8             : #include "src/globals.h"
       9             : #include "src/message-template.h"
      10             : #include "src/wasm/value-type.h"
      11             : #include "src/wasm/wasm-constants.h"
      12             : 
      13             : namespace v8 {
      14             : namespace internal {
      15             : 
      16             : namespace wasm {
      17             : 
      18             : std::ostream& operator<<(std::ostream& os, const FunctionSig& function);
      19             : bool IsJSCompatibleSignature(const FunctionSig* sig, bool hasBigIntFeature);
      20             : 
      21             : // Control expressions and blocks.
      22             : #define FOREACH_CONTROL_OPCODE(V)        \
      23             :   V(Unreachable, 0x00, _)                \
      24             :   V(Nop, 0x01, _)                        \
      25             :   V(Block, 0x02, _)                      \
      26             :   V(Loop, 0x03, _)                       \
      27             :   V(If, 0x04, _)                         \
      28             :   V(Else, 0x05, _)                       \
      29             :   V(Try, 0x06, _ /* eh_prototype */)     \
      30             :   V(Catch, 0x07, _ /* eh_prototype */)   \
      31             :   V(Throw, 0x08, _ /* eh_prototype */)   \
      32             :   V(Rethrow, 0x09, _ /* eh_prototype */) \
      33             :   V(BrOnExn, 0x0a, _ /* eh prototype */) \
      34             :   V(End, 0x0b, _)                        \
      35             :   V(Br, 0x0c, _)                         \
      36             :   V(BrIf, 0x0d, _)                       \
      37             :   V(BrTable, 0x0e, _)                    \
      38             :   V(Return, 0x0f, _)
      39             : 
      40             : // Constants, locals, globals, and calls.
      41             : #define FOREACH_MISC_OPCODE(V)   \
      42             :   V(CallFunction, 0x10, _)       \
      43             :   V(CallIndirect, 0x11, _)       \
      44             :   V(ReturnCall, 0x12, _)         \
      45             :   V(ReturnCallIndirect, 0x13, _) \
      46             :   V(Drop, 0x1a, _)               \
      47             :   V(Select, 0x1b, _)             \
      48             :   V(GetLocal, 0x20, _)           \
      49             :   V(SetLocal, 0x21, _)           \
      50             :   V(TeeLocal, 0x22, _)           \
      51             :   V(GetGlobal, 0x23, _)          \
      52             :   V(SetGlobal, 0x24, _)          \
      53             :   V(GetTable, 0x25, _)           \
      54             :   V(SetTable, 0x26, _)           \
      55             :   V(I32Const, 0x41, _)           \
      56             :   V(I64Const, 0x42, _)           \
      57             :   V(F32Const, 0x43, _)           \
      58             :   V(F64Const, 0x44, _)           \
      59             :   V(RefNull, 0xd0, _)            \
      60             :   V(RefFunc, 0xd2, _)
      61             : 
      62             : // Load memory expressions.
      63             : #define FOREACH_LOAD_MEM_OPCODE(V) \
      64             :   V(I32LoadMem, 0x28, i_i)         \
      65             :   V(I64LoadMem, 0x29, l_i)         \
      66             :   V(F32LoadMem, 0x2a, f_i)         \
      67             :   V(F64LoadMem, 0x2b, d_i)         \
      68             :   V(I32LoadMem8S, 0x2c, i_i)       \
      69             :   V(I32LoadMem8U, 0x2d, i_i)       \
      70             :   V(I32LoadMem16S, 0x2e, i_i)      \
      71             :   V(I32LoadMem16U, 0x2f, i_i)      \
      72             :   V(I64LoadMem8S, 0x30, l_i)       \
      73             :   V(I64LoadMem8U, 0x31, l_i)       \
      74             :   V(I64LoadMem16S, 0x32, l_i)      \
      75             :   V(I64LoadMem16U, 0x33, l_i)      \
      76             :   V(I64LoadMem32S, 0x34, l_i)      \
      77             :   V(I64LoadMem32U, 0x35, l_i)
      78             : 
      79             : // Store memory expressions.
      80             : #define FOREACH_STORE_MEM_OPCODE(V) \
      81             :   V(I32StoreMem, 0x36, v_ii)        \
      82             :   V(I64StoreMem, 0x37, v_il)        \
      83             :   V(F32StoreMem, 0x38, v_if)        \
      84             :   V(F64StoreMem, 0x39, v_id)        \
      85             :   V(I32StoreMem8, 0x3a, v_ii)       \
      86             :   V(I32StoreMem16, 0x3b, v_ii)      \
      87             :   V(I64StoreMem8, 0x3c, v_il)       \
      88             :   V(I64StoreMem16, 0x3d, v_il)      \
      89             :   V(I64StoreMem32, 0x3e, v_il)
      90             : 
      91             : // Miscellaneous memory expressions
      92             : #define FOREACH_MISC_MEM_OPCODE(V) \
      93             :   V(MemorySize, 0x3f, i_v)         \
      94             :   V(MemoryGrow, 0x40, i_i)
      95             : 
      96             : // Expressions with signatures.
      97             : #define FOREACH_SIMPLE_OPCODE(V)  \
      98             :   V(I32Eqz, 0x45, i_i)            \
      99             :   V(I32Eq, 0x46, i_ii)            \
     100             :   V(I32Ne, 0x47, i_ii)            \
     101             :   V(I32LtS, 0x48, i_ii)           \
     102             :   V(I32LtU, 0x49, i_ii)           \
     103             :   V(I32GtS, 0x4a, i_ii)           \
     104             :   V(I32GtU, 0x4b, i_ii)           \
     105             :   V(I32LeS, 0x4c, i_ii)           \
     106             :   V(I32LeU, 0x4d, i_ii)           \
     107             :   V(I32GeS, 0x4e, i_ii)           \
     108             :   V(I32GeU, 0x4f, i_ii)           \
     109             :   V(I64Eqz, 0x50, i_l)            \
     110             :   V(I64Eq, 0x51, i_ll)            \
     111             :   V(I64Ne, 0x52, i_ll)            \
     112             :   V(I64LtS, 0x53, i_ll)           \
     113             :   V(I64LtU, 0x54, i_ll)           \
     114             :   V(I64GtS, 0x55, i_ll)           \
     115             :   V(I64GtU, 0x56, i_ll)           \
     116             :   V(I64LeS, 0x57, i_ll)           \
     117             :   V(I64LeU, 0x58, i_ll)           \
     118             :   V(I64GeS, 0x59, i_ll)           \
     119             :   V(I64GeU, 0x5a, i_ll)           \
     120             :   V(F32Eq, 0x5b, i_ff)            \
     121             :   V(F32Ne, 0x5c, i_ff)            \
     122             :   V(F32Lt, 0x5d, i_ff)            \
     123             :   V(F32Gt, 0x5e, i_ff)            \
     124             :   V(F32Le, 0x5f, i_ff)            \
     125             :   V(F32Ge, 0x60, i_ff)            \
     126             :   V(F64Eq, 0x61, i_dd)            \
     127             :   V(F64Ne, 0x62, i_dd)            \
     128             :   V(F64Lt, 0x63, i_dd)            \
     129             :   V(F64Gt, 0x64, i_dd)            \
     130             :   V(F64Le, 0x65, i_dd)            \
     131             :   V(F64Ge, 0x66, i_dd)            \
     132             :   V(I32Clz, 0x67, i_i)            \
     133             :   V(I32Ctz, 0x68, i_i)            \
     134             :   V(I32Popcnt, 0x69, i_i)         \
     135             :   V(I32Add, 0x6a, i_ii)           \
     136             :   V(I32Sub, 0x6b, i_ii)           \
     137             :   V(I32Mul, 0x6c, i_ii)           \
     138             :   V(I32DivS, 0x6d, i_ii)          \
     139             :   V(I32DivU, 0x6e, i_ii)          \
     140             :   V(I32RemS, 0x6f, i_ii)          \
     141             :   V(I32RemU, 0x70, i_ii)          \
     142             :   V(I32And, 0x71, i_ii)           \
     143             :   V(I32Ior, 0x72, i_ii)           \
     144             :   V(I32Xor, 0x73, i_ii)           \
     145             :   V(I32Shl, 0x74, i_ii)           \
     146             :   V(I32ShrS, 0x75, i_ii)          \
     147             :   V(I32ShrU, 0x76, i_ii)          \
     148             :   V(I32Rol, 0x77, i_ii)           \
     149             :   V(I32Ror, 0x78, i_ii)           \
     150             :   V(I64Clz, 0x79, l_l)            \
     151             :   V(I64Ctz, 0x7a, l_l)            \
     152             :   V(I64Popcnt, 0x7b, l_l)         \
     153             :   V(I64Add, 0x7c, l_ll)           \
     154             :   V(I64Sub, 0x7d, l_ll)           \
     155             :   V(I64Mul, 0x7e, l_ll)           \
     156             :   V(I64DivS, 0x7f, l_ll)          \
     157             :   V(I64DivU, 0x80, l_ll)          \
     158             :   V(I64RemS, 0x81, l_ll)          \
     159             :   V(I64RemU, 0x82, l_ll)          \
     160             :   V(I64And, 0x83, l_ll)           \
     161             :   V(I64Ior, 0x84, l_ll)           \
     162             :   V(I64Xor, 0x85, l_ll)           \
     163             :   V(I64Shl, 0x86, l_ll)           \
     164             :   V(I64ShrS, 0x87, l_ll)          \
     165             :   V(I64ShrU, 0x88, l_ll)          \
     166             :   V(I64Rol, 0x89, l_ll)           \
     167             :   V(I64Ror, 0x8a, l_ll)           \
     168             :   V(F32Abs, 0x8b, f_f)            \
     169             :   V(F32Neg, 0x8c, f_f)            \
     170             :   V(F32Ceil, 0x8d, f_f)           \
     171             :   V(F32Floor, 0x8e, f_f)          \
     172             :   V(F32Trunc, 0x8f, f_f)          \
     173             :   V(F32NearestInt, 0x90, f_f)     \
     174             :   V(F32Sqrt, 0x91, f_f)           \
     175             :   V(F32Add, 0x92, f_ff)           \
     176             :   V(F32Sub, 0x93, f_ff)           \
     177             :   V(F32Mul, 0x94, f_ff)           \
     178             :   V(F32Div, 0x95, f_ff)           \
     179             :   V(F32Min, 0x96, f_ff)           \
     180             :   V(F32Max, 0x97, f_ff)           \
     181             :   V(F32CopySign, 0x98, f_ff)      \
     182             :   V(F64Abs, 0x99, d_d)            \
     183             :   V(F64Neg, 0x9a, d_d)            \
     184             :   V(F64Ceil, 0x9b, d_d)           \
     185             :   V(F64Floor, 0x9c, d_d)          \
     186             :   V(F64Trunc, 0x9d, d_d)          \
     187             :   V(F64NearestInt, 0x9e, d_d)     \
     188             :   V(F64Sqrt, 0x9f, d_d)           \
     189             :   V(F64Add, 0xa0, d_dd)           \
     190             :   V(F64Sub, 0xa1, d_dd)           \
     191             :   V(F64Mul, 0xa2, d_dd)           \
     192             :   V(F64Div, 0xa3, d_dd)           \
     193             :   V(F64Min, 0xa4, d_dd)           \
     194             :   V(F64Max, 0xa5, d_dd)           \
     195             :   V(F64CopySign, 0xa6, d_dd)      \
     196             :   V(I32ConvertI64, 0xa7, i_l)     \
     197             :   V(I32SConvertF32, 0xa8, i_f)    \
     198             :   V(I32UConvertF32, 0xa9, i_f)    \
     199             :   V(I32SConvertF64, 0xaa, i_d)    \
     200             :   V(I32UConvertF64, 0xab, i_d)    \
     201             :   V(I64SConvertI32, 0xac, l_i)    \
     202             :   V(I64UConvertI32, 0xad, l_i)    \
     203             :   V(I64SConvertF32, 0xae, l_f)    \
     204             :   V(I64UConvertF32, 0xaf, l_f)    \
     205             :   V(I64SConvertF64, 0xb0, l_d)    \
     206             :   V(I64UConvertF64, 0xb1, l_d)    \
     207             :   V(F32SConvertI32, 0xb2, f_i)    \
     208             :   V(F32UConvertI32, 0xb3, f_i)    \
     209             :   V(F32SConvertI64, 0xb4, f_l)    \
     210             :   V(F32UConvertI64, 0xb5, f_l)    \
     211             :   V(F32ConvertF64, 0xb6, f_d)     \
     212             :   V(F64SConvertI32, 0xb7, d_i)    \
     213             :   V(F64UConvertI32, 0xb8, d_i)    \
     214             :   V(F64SConvertI64, 0xb9, d_l)    \
     215             :   V(F64UConvertI64, 0xba, d_l)    \
     216             :   V(F64ConvertF32, 0xbb, d_f)     \
     217             :   V(I32ReinterpretF32, 0xbc, i_f) \
     218             :   V(I64ReinterpretF64, 0xbd, l_d) \
     219             :   V(F32ReinterpretI32, 0xbe, f_i) \
     220             :   V(F64ReinterpretI64, 0xbf, d_l)
     221             : 
     222             : #define FOREACH_SIMPLE_PROTOTYPE_OPCODE(V) \
     223             :   V(I32SExtendI8, 0xc0, i_i)               \
     224             :   V(I32SExtendI16, 0xc1, i_i)              \
     225             :   V(I64SExtendI8, 0xc2, l_l)               \
     226             :   V(I64SExtendI16, 0xc3, l_l)              \
     227             :   V(I64SExtendI32, 0xc4, l_l)              \
     228             :   V(RefIsNull, 0xd1, i_r)
     229             : 
     230             : // For compatibility with Asm.js.
     231             : #define FOREACH_ASMJS_COMPAT_OPCODE(V) \
     232             :   V(F64Acos, 0xc5, d_d)                \
     233             :   V(F64Asin, 0xc6, d_d)                \
     234             :   V(F64Atan, 0xc7, d_d)                \
     235             :   V(F64Cos, 0xc8, d_d)                 \
     236             :   V(F64Sin, 0xc9, d_d)                 \
     237             :   V(F64Tan, 0xca, d_d)                 \
     238             :   V(F64Exp, 0xcb, d_d)                 \
     239             :   V(F64Log, 0xcc, d_d)                 \
     240             :   V(F64Atan2, 0xcd, d_dd)              \
     241             :   V(F64Pow, 0xce, d_dd)                \
     242             :   V(F64Mod, 0xcf, d_dd)                \
     243             :   V(I32AsmjsDivS, 0xd3, i_ii)          \
     244             :   V(I32AsmjsDivU, 0xd4, i_ii)          \
     245             :   V(I32AsmjsRemS, 0xd5, i_ii)          \
     246             :   V(I32AsmjsRemU, 0xd6, i_ii)          \
     247             :   V(I32AsmjsLoadMem8S, 0xd7, i_i)      \
     248             :   V(I32AsmjsLoadMem8U, 0xd8, i_i)      \
     249             :   V(I32AsmjsLoadMem16S, 0xd9, i_i)     \
     250             :   V(I32AsmjsLoadMem16U, 0xda, i_i)     \
     251             :   V(I32AsmjsLoadMem, 0xdb, i_i)        \
     252             :   V(F32AsmjsLoadMem, 0xdc, f_i)        \
     253             :   V(F64AsmjsLoadMem, 0xdd, d_i)        \
     254             :   V(I32AsmjsStoreMem8, 0xde, i_ii)     \
     255             :   V(I32AsmjsStoreMem16, 0xdf, i_ii)    \
     256             :   V(I32AsmjsStoreMem, 0xe0, i_ii)      \
     257             :   V(F32AsmjsStoreMem, 0xe1, f_if)      \
     258             :   V(F64AsmjsStoreMem, 0xe2, d_id)      \
     259             :   V(I32AsmjsSConvertF32, 0xe3, i_f)    \
     260             :   V(I32AsmjsUConvertF32, 0xe4, i_f)    \
     261             :   V(I32AsmjsSConvertF64, 0xe5, i_d)    \
     262             :   V(I32AsmjsUConvertF64, 0xe6, i_d)
     263             : 
     264             : #define FOREACH_SIMD_MEM_OPCODE(V) \
     265             :   V(S128LoadMem, 0xfd00, s_i)      \
     266             :   V(S128StoreMem, 0xfd01, v_is)
     267             : 
     268             : #define FOREACH_SIMD_MASK_OPERAND_OPCODE(V) V(S8x16Shuffle, 0xfd03, s_ss)
     269             : 
     270             : #define FOREACH_SIMD_0_OPERAND_OPCODE(V) \
     271             :   V(I8x16Splat, 0xfd04, s_i)             \
     272             :   V(I16x8Splat, 0xfd08, s_i)             \
     273             :   V(I32x4Splat, 0xfd0c, s_i)             \
     274             :   V(F32x4Splat, 0xfd12, s_f)             \
     275             :   V(I8x16Eq, 0xfd18, s_ss)               \
     276             :   V(I8x16Ne, 0xfd19, s_ss)               \
     277             :   V(I8x16LtS, 0xfd1a, s_ss)              \
     278             :   V(I8x16LtU, 0xfd1b, s_ss)              \
     279             :   V(I8x16GtS, 0xfd1c, s_ss)              \
     280             :   V(I8x16GtU, 0xfd1d, s_ss)              \
     281             :   V(I8x16LeS, 0xfd1e, s_ss)              \
     282             :   V(I8x16LeU, 0xfd1f, s_ss)              \
     283             :   V(I8x16GeS, 0xfd20, s_ss)              \
     284             :   V(I8x16GeU, 0xfd21, s_ss)              \
     285             :   V(I16x8Eq, 0xfd22, s_ss)               \
     286             :   V(I16x8Ne, 0xfd23, s_ss)               \
     287             :   V(I16x8LtS, 0xfd24, s_ss)              \
     288             :   V(I16x8LtU, 0xfd25, s_ss)              \
     289             :   V(I16x8GtS, 0xfd26, s_ss)              \
     290             :   V(I16x8GtU, 0xfd27, s_ss)              \
     291             :   V(I16x8LeS, 0xfd28, s_ss)              \
     292             :   V(I16x8LeU, 0xfd29, s_ss)              \
     293             :   V(I16x8GeS, 0xfd2a, s_ss)              \
     294             :   V(I16x8GeU, 0xfd2b, s_ss)              \
     295             :   V(I32x4Eq, 0xfd2c, s_ss)               \
     296             :   V(I32x4Ne, 0xfd2d, s_ss)               \
     297             :   V(I32x4LtS, 0xfd2e, s_ss)              \
     298             :   V(I32x4LtU, 0xfd2f, s_ss)              \
     299             :   V(I32x4GtS, 0xfd30, s_ss)              \
     300             :   V(I32x4GtU, 0xfd31, s_ss)              \
     301             :   V(I32x4LeS, 0xfd32, s_ss)              \
     302             :   V(I32x4LeU, 0xfd33, s_ss)              \
     303             :   V(I32x4GeS, 0xfd34, s_ss)              \
     304             :   V(I32x4GeU, 0xfd35, s_ss)              \
     305             :   V(F32x4Eq, 0xfd40, s_ss)               \
     306             :   V(F32x4Ne, 0xfd41, s_ss)               \
     307             :   V(F32x4Lt, 0xfd42, s_ss)               \
     308             :   V(F32x4Gt, 0xfd43, s_ss)               \
     309             :   V(F32x4Le, 0xfd44, s_ss)               \
     310             :   V(F32x4Ge, 0xfd45, s_ss)               \
     311             :   V(S128Not, 0xfd4c, s_s)                \
     312             :   V(S128And, 0xfd4d, s_ss)               \
     313             :   V(S128Or, 0xfd4e, s_ss)                \
     314             :   V(S128Xor, 0xfd4f, s_ss)               \
     315             :   V(S128Select, 0xfd50, s_sss)           \
     316             :   V(I8x16Neg, 0xfd51, s_s)               \
     317             :   V(S1x16AnyTrue, 0xfd52, i_s)           \
     318             :   V(S1x16AllTrue, 0xfd53, i_s)           \
     319             :   V(I8x16Add, 0xfd57, s_ss)              \
     320             :   V(I8x16AddSaturateS, 0xfd58, s_ss)     \
     321             :   V(I8x16AddSaturateU, 0xfd59, s_ss)     \
     322             :   V(I8x16Sub, 0xfd5a, s_ss)              \
     323             :   V(I8x16SubSaturateS, 0xfd5b, s_ss)     \
     324             :   V(I8x16SubSaturateU, 0xfd5c, s_ss)     \
     325             :   V(I8x16Mul, 0xfd5d, s_ss)              \
     326             :   V(I8x16MinS, 0xfd5e, s_ss)             \
     327             :   V(I8x16MinU, 0xfd5f, s_ss)             \
     328             :   V(I8x16MaxS, 0xfd60, s_ss)             \
     329             :   V(I8x16MaxU, 0xfd61, s_ss)             \
     330             :   V(I16x8Neg, 0xfd62, s_s)               \
     331             :   V(S1x8AnyTrue, 0xfd63, i_s)            \
     332             :   V(S1x8AllTrue, 0xfd64, i_s)            \
     333             :   V(I16x8Add, 0xfd68, s_ss)              \
     334             :   V(I16x8AddSaturateS, 0xfd69, s_ss)     \
     335             :   V(I16x8AddSaturateU, 0xfd6a, s_ss)     \
     336             :   V(I16x8Sub, 0xfd6b, s_ss)              \
     337             :   V(I16x8SubSaturateS, 0xfd6c, s_ss)     \
     338             :   V(I16x8SubSaturateU, 0xfd6d, s_ss)     \
     339             :   V(I16x8Mul, 0xfd6e, s_ss)              \
     340             :   V(I16x8MinS, 0xfd6f, s_ss)             \
     341             :   V(I16x8MinU, 0xfd70, s_ss)             \
     342             :   V(I16x8MaxS, 0xfd71, s_ss)             \
     343             :   V(I16x8MaxU, 0xfd72, s_ss)             \
     344             :   V(I32x4Neg, 0xfd73, s_s)               \
     345             :   V(S1x4AnyTrue, 0xfd74, i_s)            \
     346             :   V(S1x4AllTrue, 0xfd75, i_s)            \
     347             :   V(I32x4Add, 0xfd79, s_ss)              \
     348             :   V(I32x4Sub, 0xfd7c, s_ss)              \
     349             :   V(I32x4Mul, 0xfd7f, s_ss)              \
     350             :   V(I32x4MinS, 0xfd80, s_ss)             \
     351             :   V(I32x4MinU, 0xfd81, s_ss)             \
     352             :   V(I32x4MaxS, 0xfd82, s_ss)             \
     353             :   V(I32x4MaxU, 0xfd83, s_ss)             \
     354             :   V(F32x4Abs, 0xfd95, s_s)               \
     355             :   V(F32x4Neg, 0xfd96, s_s)               \
     356             :   V(F32x4RecipApprox, 0xfd98, s_s)       \
     357             :   V(F32x4RecipSqrtApprox, 0xfd99, s_s)   \
     358             :   V(F32x4Add, 0xfd9a, s_ss)              \
     359             :   V(F32x4Sub, 0xfd9b, s_ss)              \
     360             :   V(F32x4Mul, 0xfd9c, s_ss)              \
     361             :   V(F32x4Min, 0xfd9e, s_ss)              \
     362             :   V(F32x4Max, 0xfd9f, s_ss)              \
     363             :   V(I32x4SConvertF32x4, 0xfdab, s_s)     \
     364             :   V(I32x4UConvertF32x4, 0xfdac, s_s)     \
     365             :   V(F32x4SConvertI32x4, 0xfdaf, s_s)     \
     366             :   V(F32x4UConvertI32x4, 0xfdb0, s_s)     \
     367             :   V(I8x16SConvertI16x8, 0xfdb1, s_ss)    \
     368             :   V(I8x16UConvertI16x8, 0xfdb2, s_ss)    \
     369             :   V(I16x8SConvertI32x4, 0xfdb3, s_ss)    \
     370             :   V(I16x8UConvertI32x4, 0xfdb4, s_ss)    \
     371             :   V(I16x8SConvertI8x16Low, 0xfdb5, s_s)  \
     372             :   V(I16x8SConvertI8x16High, 0xfdb6, s_s) \
     373             :   V(I16x8UConvertI8x16Low, 0xfdb7, s_s)  \
     374             :   V(I16x8UConvertI8x16High, 0xfdb8, s_s) \
     375             :   V(I32x4SConvertI16x8Low, 0xfdb9, s_s)  \
     376             :   V(I32x4SConvertI16x8High, 0xfdba, s_s) \
     377             :   V(I32x4UConvertI16x8Low, 0xfdbb, s_s)  \
     378             :   V(I32x4UConvertI16x8High, 0xfdbc, s_s) \
     379             :   V(I16x8AddHoriz, 0xfdbd, s_ss)         \
     380             :   V(I32x4AddHoriz, 0xfdbe, s_ss)         \
     381             :   V(F32x4AddHoriz, 0xfdbf, s_ss)
     382             : 
     383             : #define FOREACH_SIMD_1_OPERAND_1_PARAM_OPCODE(V) \
     384             :   V(I8x16ExtractLane, 0xfd05, _)                 \
     385             :   V(I16x8ExtractLane, 0xfd09, _)                 \
     386             :   V(I32x4ExtractLane, 0xfd0d, _)                 \
     387             :   V(F32x4ExtractLane, 0xfd13, _)                 \
     388             :   V(I8x16Shl, 0xfd54, _)                         \
     389             :   V(I8x16ShrS, 0xfd55, _)                        \
     390             :   V(I8x16ShrU, 0xfd56, _)                        \
     391             :   V(I16x8Shl, 0xfd65, _)                         \
     392             :   V(I16x8ShrS, 0xfd66, _)                        \
     393             :   V(I16x8ShrU, 0xfd67, _)                        \
     394             :   V(I32x4Shl, 0xfd76, _)                         \
     395             :   V(I32x4ShrS, 0xfd77, _)                        \
     396             :   V(I32x4ShrU, 0xfd78, _)
     397             : 
     398             : #define FOREACH_SIMD_1_OPERAND_2_PARAM_OPCODE(V) \
     399             :   V(I8x16ReplaceLane, 0xfd07, _)                 \
     400             :   V(I16x8ReplaceLane, 0xfd0b, _)                 \
     401             :   V(I32x4ReplaceLane, 0xfd0e, _)                 \
     402             :   V(F32x4ReplaceLane, 0xfd14, _)
     403             : 
     404             : #define FOREACH_SIMD_1_OPERAND_OPCODE(V)   \
     405             :   FOREACH_SIMD_1_OPERAND_1_PARAM_OPCODE(V) \
     406             :   FOREACH_SIMD_1_OPERAND_2_PARAM_OPCODE(V)
     407             : 
     408             : #define FOREACH_NUMERIC_OPCODE(V)   \
     409             :   V(I32SConvertSatF32, 0xfc00, i_f) \
     410             :   V(I32UConvertSatF32, 0xfc01, i_f) \
     411             :   V(I32SConvertSatF64, 0xfc02, i_d) \
     412             :   V(I32UConvertSatF64, 0xfc03, i_d) \
     413             :   V(I64SConvertSatF32, 0xfc04, l_f) \
     414             :   V(I64UConvertSatF32, 0xfc05, l_f) \
     415             :   V(I64SConvertSatF64, 0xfc06, l_d) \
     416             :   V(I64UConvertSatF64, 0xfc07, l_d) \
     417             :   V(MemoryInit, 0xfc08, v_iii)      \
     418             :   V(DataDrop, 0xfc09, v_v)          \
     419             :   V(MemoryCopy, 0xfc0a, v_iii)      \
     420             :   V(MemoryFill, 0xfc0b, v_iii)      \
     421             :   V(TableInit, 0xfc0c, v_iii)       \
     422             :   V(ElemDrop, 0xfc0d, v_v)          \
     423             :   V(TableCopy, 0xfc0e, v_iii)
     424             : 
     425             : #define FOREACH_ATOMIC_OPCODE(V)                \
     426             :   V(AtomicNotify, 0xfe00, i_ii)                 \
     427             :   V(I32AtomicWait, 0xfe01, i_iil)               \
     428             :   V(I64AtomicWait, 0xfe02, i_ill)               \
     429             :   V(I32AtomicLoad, 0xfe10, i_i)                 \
     430             :   V(I64AtomicLoad, 0xfe11, l_i)                 \
     431             :   V(I32AtomicLoad8U, 0xfe12, i_i)               \
     432             :   V(I32AtomicLoad16U, 0xfe13, i_i)              \
     433             :   V(I64AtomicLoad8U, 0xfe14, l_i)               \
     434             :   V(I64AtomicLoad16U, 0xfe15, l_i)              \
     435             :   V(I64AtomicLoad32U, 0xfe16, l_i)              \
     436             :   V(I32AtomicStore, 0xfe17, v_ii)               \
     437             :   V(I64AtomicStore, 0xfe18, v_il)               \
     438             :   V(I32AtomicStore8U, 0xfe19, v_ii)             \
     439             :   V(I32AtomicStore16U, 0xfe1a, v_ii)            \
     440             :   V(I64AtomicStore8U, 0xfe1b, v_il)             \
     441             :   V(I64AtomicStore16U, 0xfe1c, v_il)            \
     442             :   V(I64AtomicStore32U, 0xfe1d, v_il)            \
     443             :   V(I32AtomicAdd, 0xfe1e, i_ii)                 \
     444             :   V(I64AtomicAdd, 0xfe1f, l_il)                 \
     445             :   V(I32AtomicAdd8U, 0xfe20, i_ii)               \
     446             :   V(I32AtomicAdd16U, 0xfe21, i_ii)              \
     447             :   V(I64AtomicAdd8U, 0xfe22, l_il)               \
     448             :   V(I64AtomicAdd16U, 0xfe23, l_il)              \
     449             :   V(I64AtomicAdd32U, 0xfe24, l_il)              \
     450             :   V(I32AtomicSub, 0xfe25, i_ii)                 \
     451             :   V(I64AtomicSub, 0xfe26, l_il)                 \
     452             :   V(I32AtomicSub8U, 0xfe27, i_ii)               \
     453             :   V(I32AtomicSub16U, 0xfe28, i_ii)              \
     454             :   V(I64AtomicSub8U, 0xfe29, l_il)               \
     455             :   V(I64AtomicSub16U, 0xfe2a, l_il)              \
     456             :   V(I64AtomicSub32U, 0xfe2b, l_il)              \
     457             :   V(I32AtomicAnd, 0xfe2c, i_ii)                 \
     458             :   V(I64AtomicAnd, 0xfe2d, l_il)                 \
     459             :   V(I32AtomicAnd8U, 0xfe2e, i_ii)               \
     460             :   V(I32AtomicAnd16U, 0xfe2f, i_ii)              \
     461             :   V(I64AtomicAnd8U, 0xfe30, l_il)               \
     462             :   V(I64AtomicAnd16U, 0xfe31, l_il)              \
     463             :   V(I64AtomicAnd32U, 0xfe32, l_il)              \
     464             :   V(I32AtomicOr, 0xfe33, i_ii)                  \
     465             :   V(I64AtomicOr, 0xfe34, l_il)                  \
     466             :   V(I32AtomicOr8U, 0xfe35, i_ii)                \
     467             :   V(I32AtomicOr16U, 0xfe36, i_ii)               \
     468             :   V(I64AtomicOr8U, 0xfe37, l_il)                \
     469             :   V(I64AtomicOr16U, 0xfe38, l_il)               \
     470             :   V(I64AtomicOr32U, 0xfe39, l_il)               \
     471             :   V(I32AtomicXor, 0xfe3a, i_ii)                 \
     472             :   V(I64AtomicXor, 0xfe3b, l_il)                 \
     473             :   V(I32AtomicXor8U, 0xfe3c, i_ii)               \
     474             :   V(I32AtomicXor16U, 0xfe3d, i_ii)              \
     475             :   V(I64AtomicXor8U, 0xfe3e, l_il)               \
     476             :   V(I64AtomicXor16U, 0xfe3f, l_il)              \
     477             :   V(I64AtomicXor32U, 0xfe40, l_il)              \
     478             :   V(I32AtomicExchange, 0xfe41, i_ii)            \
     479             :   V(I64AtomicExchange, 0xfe42, l_il)            \
     480             :   V(I32AtomicExchange8U, 0xfe43, i_ii)          \
     481             :   V(I32AtomicExchange16U, 0xfe44, i_ii)         \
     482             :   V(I64AtomicExchange8U, 0xfe45, l_il)          \
     483             :   V(I64AtomicExchange16U, 0xfe46, l_il)         \
     484             :   V(I64AtomicExchange32U, 0xfe47, l_il)         \
     485             :   V(I32AtomicCompareExchange, 0xfe48, i_iii)    \
     486             :   V(I64AtomicCompareExchange, 0xfe49, l_ill)    \
     487             :   V(I32AtomicCompareExchange8U, 0xfe4a, i_iii)  \
     488             :   V(I32AtomicCompareExchange16U, 0xfe4b, i_iii) \
     489             :   V(I64AtomicCompareExchange8U, 0xfe4c, l_ill)  \
     490             :   V(I64AtomicCompareExchange16U, 0xfe4d, l_ill) \
     491             :   V(I64AtomicCompareExchange32U, 0xfe4e, l_ill)
     492             : 
     493             : // All opcodes.
     494             : #define FOREACH_OPCODE(V)             \
     495             :   FOREACH_CONTROL_OPCODE(V)           \
     496             :   FOREACH_MISC_OPCODE(V)              \
     497             :   FOREACH_SIMPLE_OPCODE(V)            \
     498             :   FOREACH_SIMPLE_PROTOTYPE_OPCODE(V)  \
     499             :   FOREACH_STORE_MEM_OPCODE(V)         \
     500             :   FOREACH_LOAD_MEM_OPCODE(V)          \
     501             :   FOREACH_MISC_MEM_OPCODE(V)          \
     502             :   FOREACH_ASMJS_COMPAT_OPCODE(V)      \
     503             :   FOREACH_SIMD_0_OPERAND_OPCODE(V)    \
     504             :   FOREACH_SIMD_1_OPERAND_OPCODE(V)    \
     505             :   FOREACH_SIMD_MASK_OPERAND_OPCODE(V) \
     506             :   FOREACH_SIMD_MEM_OPCODE(V)          \
     507             :   FOREACH_ATOMIC_OPCODE(V)            \
     508             :   FOREACH_NUMERIC_OPCODE(V)
     509             : 
     510             : // All signatures.
     511             : #define FOREACH_SIGNATURE(V)                        \
     512             :   FOREACH_SIMD_SIGNATURE(V)                         \
     513             :   V(v_v, kWasmStmt)                                 \
     514             :   V(i_ii, kWasmI32, kWasmI32, kWasmI32)             \
     515             :   V(i_i, kWasmI32, kWasmI32)                        \
     516             :   V(i_v, kWasmI32)                                  \
     517             :   V(i_ff, kWasmI32, kWasmF32, kWasmF32)             \
     518             :   V(i_f, kWasmI32, kWasmF32)                        \
     519             :   V(i_dd, kWasmI32, kWasmF64, kWasmF64)             \
     520             :   V(i_d, kWasmI32, kWasmF64)                        \
     521             :   V(i_l, kWasmI32, kWasmI64)                        \
     522             :   V(l_ll, kWasmI64, kWasmI64, kWasmI64)             \
     523             :   V(i_ll, kWasmI32, kWasmI64, kWasmI64)             \
     524             :   V(l_l, kWasmI64, kWasmI64)                        \
     525             :   V(l_i, kWasmI64, kWasmI32)                        \
     526             :   V(l_f, kWasmI64, kWasmF32)                        \
     527             :   V(l_d, kWasmI64, kWasmF64)                        \
     528             :   V(f_ff, kWasmF32, kWasmF32, kWasmF32)             \
     529             :   V(f_f, kWasmF32, kWasmF32)                        \
     530             :   V(f_d, kWasmF32, kWasmF64)                        \
     531             :   V(f_i, kWasmF32, kWasmI32)                        \
     532             :   V(f_l, kWasmF32, kWasmI64)                        \
     533             :   V(d_dd, kWasmF64, kWasmF64, kWasmF64)             \
     534             :   V(d_d, kWasmF64, kWasmF64)                        \
     535             :   V(d_f, kWasmF64, kWasmF32)                        \
     536             :   V(d_i, kWasmF64, kWasmI32)                        \
     537             :   V(d_l, kWasmF64, kWasmI64)                        \
     538             :   V(v_ii, kWasmStmt, kWasmI32, kWasmI32)            \
     539             :   V(v_id, kWasmStmt, kWasmI32, kWasmF64)            \
     540             :   V(d_id, kWasmF64, kWasmI32, kWasmF64)             \
     541             :   V(v_if, kWasmStmt, kWasmI32, kWasmF32)            \
     542             :   V(f_if, kWasmF32, kWasmI32, kWasmF32)             \
     543             :   V(v_il, kWasmStmt, kWasmI32, kWasmI64)            \
     544             :   V(l_il, kWasmI64, kWasmI32, kWasmI64)             \
     545             :   V(v_iii, kWasmStmt, kWasmI32, kWasmI32, kWasmI32) \
     546             :   V(i_iii, kWasmI32, kWasmI32, kWasmI32, kWasmI32)  \
     547             :   V(l_ill, kWasmI64, kWasmI32, kWasmI64, kWasmI64)  \
     548             :   V(i_iil, kWasmI32, kWasmI32, kWasmI32, kWasmI64)  \
     549             :   V(i_ill, kWasmI32, kWasmI32, kWasmI64, kWasmI64)  \
     550             :   V(i_r, kWasmI32, kWasmAnyRef)
     551             : 
     552             : #define FOREACH_SIMD_SIGNATURE(V)          \
     553             :   V(s_s, kWasmS128, kWasmS128)             \
     554             :   V(s_f, kWasmS128, kWasmF32)              \
     555             :   V(s_ss, kWasmS128, kWasmS128, kWasmS128) \
     556             :   V(s_i, kWasmS128, kWasmI32)              \
     557             :   V(s_si, kWasmS128, kWasmS128, kWasmI32)  \
     558             :   V(i_s, kWasmI32, kWasmS128)              \
     559             :   V(v_is, kWasmStmt, kWasmI32, kWasmS128)  \
     560             :   V(s_sss, kWasmS128, kWasmS128, kWasmS128, kWasmS128)
     561             : 
     562             : #define FOREACH_PREFIX(V) \
     563             :   V(Numeric, 0xfc)        \
     564             :   V(Simd, 0xfd)           \
     565             :   V(Atomic, 0xfe)
     566             : 
     567             : enum WasmOpcode {
     568             : // Declare expression opcodes.
     569             : #define DECLARE_NAMED_ENUM(name, opcode, sig) kExpr##name = opcode,
     570             :   FOREACH_OPCODE(DECLARE_NAMED_ENUM)
     571             : #undef DECLARE_NAMED_ENUM
     572             : #define DECLARE_PREFIX(name, opcode) k##name##Prefix = opcode,
     573             :       FOREACH_PREFIX(DECLARE_PREFIX)
     574             : #undef DECLARE_PREFIX
     575             : };
     576             : 
     577             : enum TrapReason {
     578             : #define DECLARE_ENUM(name) k##name,
     579             :   FOREACH_WASM_TRAPREASON(DECLARE_ENUM)
     580             :   kTrapCount
     581             : #undef DECLARE_ENUM
     582             : };
     583             : 
     584             : // A collection of opcode-related static methods.
     585             : class V8_EXPORT_PRIVATE WasmOpcodes {
     586             :  public:
     587             :   static const char* OpcodeName(WasmOpcode opcode);
     588             :   static FunctionSig* Signature(WasmOpcode opcode);
     589             :   static FunctionSig* AsmjsSignature(WasmOpcode opcode);
     590             :   static bool IsPrefixOpcode(WasmOpcode opcode);
     591             :   static bool IsControlOpcode(WasmOpcode opcode);
     592             :   static bool IsSignExtensionOpcode(WasmOpcode opcode);
     593             :   static bool IsAnyRefOpcode(WasmOpcode opcode);
     594             :   static bool IsThrowingOpcode(WasmOpcode opcode);
     595             :   // Check whether the given opcode always jumps, i.e. all instructions after
     596             :   // this one in the current block are dead. Returns false for |end|.
     597             :   static bool IsUnconditionalJump(WasmOpcode opcode);
     598             : 
     599             :   static MessageTemplate TrapReasonToMessageId(TrapReason reason);
     600             :   static const char* TrapReasonMessage(TrapReason reason);
     601             : };
     602             : 
     603             : // Representation of an initializer expression.
     604             : struct WasmInitExpr {
     605             :   enum WasmInitKind {
     606             :     kNone,
     607             :     kGlobalIndex,
     608             :     kI32Const,
     609             :     kI64Const,
     610             :     kF32Const,
     611             :     kF64Const,
     612             :     kRefNullConst,
     613             :   } kind;
     614             : 
     615             :   union {
     616             :     int32_t i32_const;
     617             :     int64_t i64_const;
     618             :     float f32_const;
     619             :     double f64_const;
     620             :     uint32_t global_index;
     621             :   } val;
     622             : 
     623      917111 :   WasmInitExpr() : kind(kNone) {}
     624        1976 :   explicit WasmInitExpr(int32_t v) : kind(kI32Const) { val.i32_const = v; }
     625             :   explicit WasmInitExpr(int64_t v) : kind(kI64Const) { val.i64_const = v; }
     626          60 :   explicit WasmInitExpr(float v) : kind(kF32Const) { val.f32_const = v; }
     627         395 :   explicit WasmInitExpr(double v) : kind(kF64Const) { val.f64_const = v; }
     628          12 :   WasmInitExpr(WasmInitKind kind, uint32_t global_index) : kind(kGlobalIndex) {
     629          12 :     val.global_index = global_index;
     630             :   }
     631             : };
     632             : 
     633             : }  // namespace wasm
     634             : }  // namespace internal
     635             : }  // namespace v8
     636             : 
     637             : #endif  // V8_WASM_WASM_OPCODES_H_

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