// Copyright 2015 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef V8_WASM_MACRO_GEN_H_ #define V8_WASM_MACRO_GEN_H_ #include "src/wasm/wasm-opcodes.h" #define U32_LE(v) \ static_cast(v), static_cast((v) >> 8), \ static_cast((v) >> 16), static_cast((v) >> 24) #define U16_LE(v) static_cast(v), static_cast((v) >> 8) #define WASM_MODULE_HEADER U32_LE(kWasmMagic), U32_LE(kWasmVersion) #define SIG_INDEX(v) U32V_1(v) #define FUNC_INDEX(v) U32V_1(v) #define EXCEPTION_INDEX(v) U32V_1(v) #define NO_NAME U32V_1(0) #define ENTRY_COUNT(v) U32V_1(v) // Segment flags #define ACTIVE_NO_INDEX 0 #define PASSIVE 1 #define ACTIVE_WITH_INDEX 2 #define DECLARATIVE 3 #define PASSIVE_WITH_ELEMENTS 5 #define ACTIVE_WITH_ELEMENTS 6 #define DECLARATIVE_WITH_ELEMENTS 7 // The table index field in an element segment was repurposed as a flags field. // To specify a table index, we have to set the flag value to 2, followed by // the table index. #define TABLE_INDEX0 static_cast(ACTIVE_NO_INDEX) #define TABLE_INDEX(v) static_cast(ACTIVE_WITH_INDEX), U32V_1(v) #define ZERO_ALIGNMENT 0 #define ZERO_OFFSET 0 #define BR_TARGET(v) U32V_1(v) #define MASK_7 ((1 << 7) - 1) #define MASK_14 ((1 << 14) - 1) #define MASK_21 ((1 << 21) - 1) #define MASK_28 ((1 << 28) - 1) #define U32V_1(x) static_cast((x)&MASK_7) #define U32V_2(x) \ static_cast(((x)&MASK_7) | 0x80), \ static_cast(((x) >> 7) & MASK_7) #define U32V_3(x) \ static_cast((((x)) & MASK_7) | 0x80), \ static_cast((((x) >> 7) & MASK_7) | 0x80), \ static_cast(((x) >> 14) & MASK_7) #define U32V_4(x) \ static_cast(((x)&MASK_7) | 0x80), \ static_cast((((x) >> 7) & MASK_7) | 0x80), \ static_cast((((x) >> 14) & MASK_7) | 0x80), \ static_cast(((x) >> 21) & MASK_7) #define U32V_5(x) \ static_cast(((x)&MASK_7) | 0x80), \ static_cast((((x) >> 7) & MASK_7) | 0x80), \ static_cast((((x) >> 14) & MASK_7) | 0x80), \ static_cast((((x) >> 21) & MASK_7) | 0x80), \ static_cast((((x) >> 28) & MASK_7)) #define U64V_1(x) U32V_1(static_cast(x)) #define U64V_2(x) U32V_2(static_cast(x)) #define U64V_3(x) U32V_3(static_cast(x)) #define U64V_4(x) U32V_4(static_cast(x)) #define U64V_5(x) \ static_cast((uint64_t{x} & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 7) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 14) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 21) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 28) & MASK_7)) #define U64V_6(x) \ static_cast((uint64_t{x} & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 7) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 14) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 21) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 28) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 35) & MASK_7)) #define U64V_10(x) \ static_cast((uint64_t{x} & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 7) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 14) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 21) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 28) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 35) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 42) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 49) & MASK_7) | 0x80), \ static_cast(((uint64_t{x} >> 56) & MASK_7) | 0x80), \ static_cast((uint64_t{x} >> 63) & MASK_7) // Convenience macros for building Wasm bytecode directly into a byte array. //------------------------------------------------------------------------------ // Control. //------------------------------------------------------------------------------ #define WASM_NOP kExprNop #define WASM_END kExprEnd #define ARITY_0 0 #define ARITY_1 1 #define ARITY_2 2 #define DEPTH_0 0 #define DEPTH_1 1 #define DEPTH_2 2 #define WASM_HEAP_TYPE(heap_type) \ static_cast((heap_type).code() & 0x7f) #define WASM_REF_TYPE(type) \ (type).kind() == kRef ? kRefCode : kRefNullCode, \ WASM_HEAP_TYPE((type).heap_type()) #define WASM_BLOCK(...) kExprBlock, kVoidCode, __VA_ARGS__, kExprEnd #define WASM_BLOCK_I(...) kExprBlock, kI32Code, __VA_ARGS__, kExprEnd #define WASM_BLOCK_L(...) kExprBlock, kI64Code, __VA_ARGS__, kExprEnd #define WASM_BLOCK_F(...) kExprBlock, kF32Code, __VA_ARGS__, kExprEnd #define WASM_BLOCK_D(...) kExprBlock, kF64Code, __VA_ARGS__, kExprEnd #define WASM_BLOCK_T(t, ...) \ kExprBlock, static_cast((t).value_type_code()), __VA_ARGS__, kExprEnd #define WASM_BLOCK_R(type, ...) \ kExprBlock, WASM_REF_TYPE(type), __VA_ARGS__, kExprEnd #define WASM_BLOCK_X(index, ...) \ kExprBlock, static_cast(index), __VA_ARGS__, kExprEnd #define WASM_INFINITE_LOOP kExprLoop, kVoidCode, kExprBr, DEPTH_0, kExprEnd #define WASM_LOOP(...) kExprLoop, kVoidCode, __VA_ARGS__, kExprEnd #define WASM_LOOP_I(...) kExprLoop, kI32Code, __VA_ARGS__, kExprEnd #define WASM_LOOP_L(...) kExprLoop, kI64Code, __VA_ARGS__, kExprEnd #define WASM_LOOP_F(...) kExprLoop, kF32Code, __VA_ARGS__, kExprEnd #define WASM_LOOP_D(...) kExprLoop, kF64Code, __VA_ARGS__, kExprEnd #define WASM_LOOP_T(t, ...) \ kExprLoop, static_cast((t).value_type_code()), __VA_ARGS__, kExprEnd #define WASM_LOOP_R(t, ...) kExprLoop, TYPE_IMM(t), __VA_ARGS__, kExprEnd #define WASM_LOOP_X(index, ...) \ kExprLoop, static_cast(index), __VA_ARGS__, kExprEnd #define WASM_IF(cond, ...) cond, kExprIf, kVoidCode, __VA_ARGS__, kExprEnd #define WASM_IF_T(t, cond, ...) \ cond, kExprIf, static_cast((t).value_type_code()), __VA_ARGS__, \ kExprEnd #define WASM_IF_R(t, cond, ...) \ cond, kExprIf, TYPE_IMM(t), __VA_ARGS__, kExprEnd #define WASM_IF_X(index, cond, ...) \ cond, kExprIf, static_cast(index), __VA_ARGS__, kExprEnd #define WASM_IF_ELSE(cond, tstmt, fstmt) \ cond, kExprIf, kVoidCode, tstmt, kExprElse, fstmt, kExprEnd #define WASM_IF_ELSE_I(cond, tstmt, fstmt) \ cond, kExprIf, kI32Code, tstmt, kExprElse, fstmt, kExprEnd #define WASM_IF_ELSE_L(cond, tstmt, fstmt) \ cond, kExprIf, kI64Code, tstmt, kExprElse, fstmt, kExprEnd #define WASM_IF_ELSE_F(cond, tstmt, fstmt) \ cond, kExprIf, kF32Code, tstmt, kExprElse, fstmt, kExprEnd #define WASM_IF_ELSE_D(cond, tstmt, fstmt) \ cond, kExprIf, kF64Code, tstmt, kExprElse, fstmt, kExprEnd #define WASM_IF_ELSE_T(t, cond, tstmt, fstmt) \ cond, kExprIf, static_cast((t).value_type_code()), tstmt, \ kExprElse, fstmt, kExprEnd #define WASM_IF_ELSE_R(t, cond, tstmt, fstmt) \ cond, kExprIf, WASM_REF_TYPE(t), tstmt, kExprElse, fstmt, kExprEnd #define WASM_IF_ELSE_X(index, cond, tstmt, fstmt) \ cond, kExprIf, static_cast(index), tstmt, kExprElse, fstmt, kExprEnd #define WASM_TRY_T(t, trystmt) \ kExprTry, static_cast((t).value_type_code()), trystmt, kExprEnd #define WASM_TRY_CATCH_T(t, trystmt, catchstmt, except) \ kExprTry, static_cast((t).value_type_code()), trystmt, kExprCatch, \ except, catchstmt, kExprEnd #define WASM_TRY_CATCH_CATCH_T(t, trystmt, except1, catchstmt1, except2, \ catchstmt2) \ kExprTry, static_cast((t).value_type_code()), trystmt, kExprCatch, \ except1, catchstmt1, kExprCatch, except2, catchstmt2, kExprEnd #define WASM_TRY_CATCH_R(t, trystmt, catchstmt) \ kExprTry, WASM_REF_TYPE(t), trystmt, kExprCatch, catchstmt, kExprEnd #define WASM_TRY_CATCH_ALL_T(t, trystmt, catchstmt) \ kExprTry, static_cast((t).value_type_code()), trystmt, \ kExprCatchAll, catchstmt, kExprEnd #define WASM_TRY_DELEGATE(trystmt, depth) \ kExprTry, kVoidCode, trystmt, kExprDelegate, depth #define WASM_TRY_DELEGATE_T(t, trystmt, depth) \ kExprTry, static_cast((t).value_type_code()), trystmt, \ kExprDelegate, depth #define WASM_SELECT(tval, fval, cond) tval, fval, cond, kExprSelect #define WASM_SELECT_I(tval, fval, cond) \ tval, fval, cond, kExprSelectWithType, U32V_1(1), kI32Code #define WASM_SELECT_L(tval, fval, cond) \ tval, fval, cond, kExprSelectWithType, U32V_1(1), kI64Code #define WASM_SELECT_F(tval, fval, cond) \ tval, fval, cond, kExprSelectWithType, U32V_1(1), kF32Code #define WASM_SELECT_D(tval, fval, cond) \ tval, fval, cond, kExprSelectWithType, U32V_1(1), kF64Code #define WASM_SELECT_R(tval, fval, cond) \ tval, fval, cond, kExprSelectWithType, U32V_1(1), kExternRefCode #define WASM_SELECT_A(tval, fval, cond) \ tval, fval, cond, kExprSelectWithType, U32V_1(1), kFuncRefCode #define WASM_BR(depth) kExprBr, static_cast(depth) #define WASM_BR_IF(depth, cond) cond, kExprBrIf, static_cast(depth) #define WASM_BR_IFD(depth, val, cond) \ val, cond, kExprBrIf, static_cast(depth), kExprDrop #define WASM_CONTINUE(depth) kExprBr, static_cast(depth) #define WASM_UNREACHABLE kExprUnreachable #define WASM_RETURN(...) __VA_ARGS__, kExprReturn #define WASM_RETURN0 kExprReturn #define WASM_BR_TABLE(key, count, ...) \ key, kExprBrTable, U32V_1(count), __VA_ARGS__ #define WASM_THROW(index) kExprThrow, static_cast(index) //------------------------------------------------------------------------------ // Misc expressions. //------------------------------------------------------------------------------ #define WASM_STMTS(...) __VA_ARGS__ #define WASM_ZERO WASM_I32V_1(0) #define WASM_ONE WASM_I32V_1(1) #define WASM_ZERO64 WASM_I64V_1(0) #define WASM_ONE64 WASM_I64V_1(1) #define I32V_MIN(length) -(1 << (6 + (7 * ((length)-1)))) #define I32V_MAX(length) ((1 << (6 + (7 * ((length)-1)))) - 1) #define I64V_MIN(length) -(1LL << (6 + (7 * ((length)-1)))) #define I64V_MAX(length) ((1LL << (6 + 7 * ((length)-1))) - 1) #define I32V_IN_RANGE(value, length) \ ((value) >= I32V_MIN(length) && (value) <= I32V_MAX(length)) #define I64V_IN_RANGE(value, length) \ ((value) >= I64V_MIN(length) && (value) <= I64V_MAX(length)) #define WASM_NO_LOCALS 0 //------------------------------------------------------------------------------ // Helpers for encoding sections and other fields with length prefix. //------------------------------------------------------------------------------ template std::integral_constant CountArgsHelper(Args...); #define COUNT_ARGS(...) (decltype(CountArgsHelper(__VA_ARGS__))::value) template struct CheckLEB1 : std::integral_constant { static_assert(num <= I32V_MAX(1), "LEB range check"); }; #define CHECK_LEB1(num) CheckLEB1::value #define ADD_COUNT(...) CHECK_LEB1(COUNT_ARGS(__VA_ARGS__)), __VA_ARGS__ #define SECTION(name, ...) k##name##SectionCode, ADD_COUNT(__VA_ARGS__) namespace v8 { namespace internal { namespace wasm { inline void CheckI32v(int32_t value, int length) { DCHECK(length >= 1 && length <= 5); DCHECK(length == 5 || I32V_IN_RANGE(value, length)); } inline void CheckI64v(int64_t value, int length) { DCHECK(length >= 1 && length <= 10); DCHECK(length == 10 || I64V_IN_RANGE(value, length)); } inline WasmOpcode LoadStoreOpcodeOf(MachineType type, bool store) { switch (type.representation()) { case MachineRepresentation::kWord8: return store ? kExprI32StoreMem8 : type.IsSigned() ? kExprI32LoadMem8S : kExprI32LoadMem8U; case MachineRepresentation::kWord16: return store ? kExprI32StoreMem16 : type.IsSigned() ? kExprI32LoadMem16S : kExprI32LoadMem16U; case MachineRepresentation::kWord32: return store ? kExprI32StoreMem : kExprI32LoadMem; case MachineRepresentation::kWord64: return store ? kExprI64StoreMem : kExprI64LoadMem; case MachineRepresentation::kFloat32: return store ? kExprF32StoreMem : kExprF32LoadMem; case MachineRepresentation::kFloat64: return store ? kExprF64StoreMem : kExprF64LoadMem; case MachineRepresentation::kSimd128: return store ? kExprS128StoreMem : kExprS128LoadMem; default: UNREACHABLE(); } } // See comment on {WasmOpcode} for the encoding. // This method handles opcodes with decoded length up to 3 bytes. Update if we // exceed that opcode length. inline uint16_t ExtractPrefixedOpcodeBytes(WasmOpcode opcode) { return (opcode > 0xffff) ? opcode & 0x0fff : opcode & 0xff; } } // namespace wasm } // namespace internal } // namespace v8 //------------------------------------------------------------------------------ // Int32 Const operations //------------------------------------------------------------------------------ #define WASM_I32V(val) kExprI32Const, U32V_5(val) #define WASM_I32V_1(val) \ static_cast(CheckI32v((val), 1), kExprI32Const), U32V_1(val) #define WASM_I32V_2(val) \ static_cast(CheckI32v((val), 2), kExprI32Const), U32V_2(val) #define WASM_I32V_3(val) \ static_cast(CheckI32v((val), 3), kExprI32Const), U32V_3(val) #define WASM_I32V_4(val) \ static_cast(CheckI32v((val), 4), kExprI32Const), U32V_4(val) #define WASM_I32V_5(val) \ static_cast(CheckI32v((val), 5), kExprI32Const), U32V_5(val) //------------------------------------------------------------------------------ // Int64 Const operations //------------------------------------------------------------------------------ #define WASM_I64V(val) \ kExprI64Const, \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 14) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 21) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 28) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 35) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 42) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 49) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 56) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 63) & MASK_7) #define WASM_I64V_1(val) \ static_cast(CheckI64v(static_cast(val), 1), \ kExprI64Const), \ static_cast(static_cast(val) & MASK_7) #define WASM_I64V_2(val) \ static_cast(CheckI64v(static_cast(val), 2), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast((static_cast(val) >> 7) & MASK_7) #define WASM_I64V_3(val) \ static_cast(CheckI64v(static_cast(val), 3), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 14) & MASK_7) #define WASM_I64V_4(val) \ static_cast(CheckI64v(static_cast(val), 4), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 14) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 21) & MASK_7) #define WASM_I64V_5(val) \ static_cast(CheckI64v(static_cast(val), 5), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 14) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 21) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 28) & MASK_7) #define WASM_I64V_6(val) \ static_cast(CheckI64v(static_cast(val), 6), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 14) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 21) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 28) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 35) & MASK_7) #define WASM_I64V_7(val) \ static_cast(CheckI64v(static_cast(val), 7), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 14) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 21) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 28) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 35) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 42) & MASK_7) #define WASM_I64V_8(val) \ static_cast(CheckI64v(static_cast(val), 8), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 14) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 21) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 28) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 35) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 42) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 49) & MASK_7) #define WASM_I64V_9(val) \ static_cast(CheckI64v(static_cast(val), 9), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 14) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 21) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 28) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 35) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 42) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 49) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 56) & MASK_7) #define WASM_I64V_10(val) \ static_cast(CheckI64v(static_cast(val), 10), \ kExprI64Const), \ static_cast((static_cast(val) & MASK_7) | 0x80), \ static_cast(((static_cast(val) >> 7) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 14) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 21) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 28) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 35) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 42) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 49) & MASK_7) | \ 0x80), \ static_cast(((static_cast(val) >> 56) & MASK_7) | \ 0x80), \ static_cast((static_cast(val) >> 63) & MASK_7) #define WASM_F32(val) \ kExprF32Const, \ static_cast(base::bit_cast(static_cast(val))), \ static_cast( \ base::bit_cast(static_cast(val)) >> 8), \ static_cast( \ base::bit_cast(static_cast(val)) >> 16), \ static_cast( \ base::bit_cast(static_cast(val)) >> 24) #define WASM_F64(val) \ kExprF64Const, \ static_cast( \ base::bit_cast(static_cast(val))), \ static_cast( \ base::bit_cast(static_cast(val)) >> 8), \ static_cast( \ base::bit_cast(static_cast(val)) >> 16), \ static_cast( \ base::bit_cast(static_cast(val)) >> 24), \ static_cast( \ base::bit_cast(static_cast(val)) >> 32), \ static_cast( \ base::bit_cast(static_cast(val)) >> 40), \ static_cast( \ base::bit_cast(static_cast(val)) >> 48), \ static_cast( \ base::bit_cast(static_cast(val)) >> 56) #define WASM_LOCAL_GET(index) kExprLocalGet, static_cast(index) #define WASM_LOCAL_SET(index, val) \ val, kExprLocalSet, static_cast(index) #define WASM_LOCAL_TEE(index, val) \ val, kExprLocalTee, static_cast(index) #define WASM_DROP kExprDrop #define WASM_GLOBAL_GET(index) kExprGlobalGet, static_cast(index) #define WASM_GLOBAL_SET(index, val) \ val, kExprGlobalSet, static_cast(index) #define WASM_TABLE_GET(table_index, index) \ index, kExprTableGet, static_cast(table_index) #define WASM_TABLE_SET(table_index, index, val) \ index, val, kExprTableSet, static_cast(table_index) #define WASM_LOAD_MEM(type, index) \ index, \ static_cast( \ v8::internal::wasm::LoadStoreOpcodeOf(type, false)), \ ZERO_ALIGNMENT, ZERO_OFFSET #define WASM_STORE_MEM(type, index, val) \ index, val, \ static_cast(v8::internal::wasm::LoadStoreOpcodeOf(type, true)), \ ZERO_ALIGNMENT, ZERO_OFFSET #define WASM_LOAD_MEM_OFFSET(type, offset, index) \ index, \ static_cast( \ v8::internal::wasm::LoadStoreOpcodeOf(type, false)), \ ZERO_ALIGNMENT, offset #define WASM_STORE_MEM_OFFSET(type, offset, index, val) \ index, val, \ static_cast(v8::internal::wasm::LoadStoreOpcodeOf(type, true)), \ ZERO_ALIGNMENT, offset #define WASM_LOAD_MEM_ALIGNMENT(type, index, alignment) \ index, \ static_cast( \ v8::internal::wasm::LoadStoreOpcodeOf(type, false)), \ alignment, ZERO_OFFSET #define WASM_STORE_MEM_ALIGNMENT(type, index, alignment, val) \ index, val, \ static_cast(v8::internal::wasm::LoadStoreOpcodeOf(type, true)), \ alignment, ZERO_OFFSET #define WASM_RETHROW(index) kExprRethrow, static_cast(index) #define WASM_CALL_FUNCTION0(index) \ kExprCallFunction, static_cast(index) #define WASM_CALL_FUNCTION(index, ...) \ __VA_ARGS__, kExprCallFunction, static_cast(index) #define WASM_RETURN_CALL_FUNCTION0(index) \ kExprReturnCall, static_cast(index) #define WASM_RETURN_CALL_FUNCTION(index, ...) \ __VA_ARGS__, kExprReturnCall, static_cast(index) #define TABLE_ZERO 0 //------------------------------------------------------------------------------ // Heap-allocated object operations. //------------------------------------------------------------------------------ #define WASM_GC_OP(op) kGCPrefix, static_cast(op) #define WASM_STRUCT_NEW(index, ...) \ __VA_ARGS__, WASM_GC_OP(kExprStructNew), static_cast(index) #define WASM_STRUCT_NEW_DEFAULT(index) \ WASM_GC_OP(kExprStructNewDefault), static_cast(index) #define WASM_STRUCT_GET(typeidx, fieldidx, struct_obj) \ struct_obj, WASM_GC_OP(kExprStructGet), static_cast(typeidx), \ static_cast(fieldidx) #define WASM_STRUCT_GET_S(typeidx, fieldidx, struct_obj) \ struct_obj, WASM_GC_OP(kExprStructGetS), static_cast(typeidx), \ static_cast(fieldidx) #define WASM_STRUCT_GET_U(typeidx, fieldidx, struct_obj) \ struct_obj, WASM_GC_OP(kExprStructGetU), static_cast(typeidx), \ static_cast(fieldidx) #define WASM_STRUCT_SET(typeidx, fieldidx, struct_obj, value) \ struct_obj, value, WASM_GC_OP(kExprStructSet), \ static_cast(typeidx), static_cast(fieldidx) #define WASM_REF_NULL(type_encoding) kExprRefNull, type_encoding #define WASM_REF_FUNC(index) kExprRefFunc, index #define WASM_REF_IS_NULL(val) val, kExprRefIsNull #define WASM_REF_AS_NON_NULL(val) val, kExprRefAsNonNull #define WASM_REF_EQ(lhs, rhs) lhs, rhs, kExprRefEq #define WASM_REF_TEST_DEPRECATED(ref, typeidx) \ ref, WASM_GC_OP(kExprRefTestDeprecated), static_cast(typeidx) #define WASM_REF_TEST(ref, typeidx) \ ref, WASM_GC_OP(kExprRefTest), static_cast(typeidx) #define WASM_REF_TEST_NULL(ref, typeidx) \ ref, WASM_GC_OP(kExprRefTestNull), static_cast(typeidx) #define WASM_REF_CAST_DEPRECATED(ref, typeidx) \ ref, WASM_GC_OP(kExprRefCastDeprecated), static_cast(typeidx) #define WASM_REF_CAST(ref, typeidx) \ ref, WASM_GC_OP(kExprRefCast), static_cast(typeidx) #define WASM_REF_CAST_NULL(ref, typeidx) \ ref, WASM_GC_OP(kExprRefCastNull), static_cast(typeidx) // Takes a reference value from the value stack to allow sequences of // conditional branches. #define WASM_BR_ON_CAST(depth, sourcetype, targettype) \ WASM_GC_OP(kExprBrOnCastGeneric), \ static_cast(0b01), /*source is nullable*/ \ static_cast(depth), static_cast(sourcetype), \ static_cast(targettype) #define WASM_BR_ON_CAST_NULL(depth, sourcetype, targettype) \ WASM_GC_OP(kExprBrOnCastGeneric), \ static_cast(0b11) /*source & target nullable*/, \ static_cast(depth), static_cast(sourcetype), \ static_cast(targettype) #define WASM_BR_ON_CAST_DEPRECATED(depth, typeidx) \ WASM_GC_OP(kExprBrOnCastDeprecated), static_cast(depth), \ static_cast(typeidx) #define WASM_BR_ON_CAST_FAIL(depth, sourcetype, targettype) \ WASM_GC_OP(kExprBrOnCastFailGeneric), \ static_cast(0b01), /*source is nullable*/ \ static_cast(depth), static_cast(sourcetype), \ static_cast(targettype) #define WASM_BR_ON_CAST_FAIL_NULL(depth, sourcetype, targettype) \ WASM_GC_OP(kExprBrOnCastFailGeneric), \ static_cast(0b11), /*source, target nullable*/ \ static_cast(depth), static_cast(sourcetype), \ static_cast(targettype) #define WASM_BR_ON_CAST_FAIL_DEPRECATED(depth, typeidx) \ WASM_GC_OP(kExprBrOnCastFailDeprecated), static_cast(depth), \ static_cast(typeidx) #define WASM_GC_INTERNALIZE(extern) extern, WASM_GC_OP(kExprExternInternalize) #define WASM_GC_EXTERNALIZE(ref) ref, WASM_GC_OP(kExprExternExternalize) #define WASM_REF_IS_STRUCT(ref) ref, WASM_GC_OP(kExprRefIsStruct) #define WASM_REF_IS_ARRAY(ref) ref, WASM_GC_OP(kExprRefIsArray) #define WASM_REF_IS_I31(ref) ref, WASM_GC_OP(kExprRefIsI31) #define WASM_REF_AS_STRUCT(ref) ref, WASM_GC_OP(kExprRefAsStruct) #define WASM_REF_AS_ARRAY(ref) ref, WASM_GC_OP(kExprRefAsArray) #define WASM_REF_AS_I31(ref) ref, WASM_GC_OP(kExprRefAsI31) #define WASM_BR_ON_ARRAY(depth) \ WASM_GC_OP(kExprBrOnArray), static_cast(depth) #define WASM_BR_ON_STRUCT(depth) \ WASM_GC_OP(kExprBrOnStruct), static_cast(depth) #define WASM_BR_ON_I31(depth) \ WASM_GC_OP(kExprBrOnI31), static_cast(depth) #define WASM_BR_ON_NON_ARRAY(depth) \ WASM_GC_OP(kExprBrOnNonArray), static_cast(depth) #define WASM_BR_ON_NON_STRUCT(depth) \ WASM_GC_OP(kExprBrOnNonStruct), static_cast(depth) #define WASM_BR_ON_NON_I31(depth) \ WASM_GC_OP(kExprBrOnNonI31), static_cast(depth) #define WASM_ARRAY_NEW(index, default_value, length) \ default_value, length, WASM_GC_OP(kExprArrayNew), static_cast(index) #define WASM_ARRAY_NEW_DEFAULT(index, length) \ length, WASM_GC_OP(kExprArrayNewDefault), static_cast(index) #define WASM_ARRAY_GET(typeidx, array, index) \ array, index, WASM_GC_OP(kExprArrayGet), static_cast(typeidx) #define WASM_ARRAY_GET_U(typeidx, array, index) \ array, index, WASM_GC_OP(kExprArrayGetU), static_cast(typeidx) #define WASM_ARRAY_GET_S(typeidx, array, index) \ array, index, WASM_GC_OP(kExprArrayGetS), static_cast(typeidx) #define WASM_ARRAY_SET(typeidx, array, index, value) \ array, index, value, WASM_GC_OP(kExprArraySet), static_cast(typeidx) #define WASM_ARRAY_LEN(array) array, WASM_GC_OP(kExprArrayLen) #define WASM_ARRAY_COPY(dst_idx, src_idx, dst_array, dst_index, src_array, \ src_index, length) \ dst_array, dst_index, src_array, src_index, length, \ WASM_GC_OP(kExprArrayCopy), static_cast(dst_idx), \ static_cast(src_idx) #define WASM_ARRAY_NEW_FIXED(index, length, ...) \ __VA_ARGS__, WASM_GC_OP(kExprArrayNewFixed), static_cast(index), \ static_cast(length) #define WASM_I31_NEW(val) val, WASM_GC_OP(kExprI31New) #define WASM_I31_GET_S(val) val, WASM_GC_OP(kExprI31GetS) #define WASM_I31_GET_U(val) val, WASM_GC_OP(kExprI31GetU) #define WASM_BR_ON_NULL(depth, ref_object) \ ref_object, kExprBrOnNull, static_cast(depth) #define WASM_BR_ON_NON_NULL(depth, ref_object) \ ref_object, kExprBrOnNonNull, static_cast(depth) // Pass: sig_index, ...args, func_index #define WASM_CALL_INDIRECT(sig_index, ...) \ __VA_ARGS__, kExprCallIndirect, static_cast(sig_index), TABLE_ZERO #define WASM_CALL_INDIRECT_TABLE(table, sig_index, ...) \ __VA_ARGS__, kExprCallIndirect, static_cast(sig_index), \ static_cast(table) #define WASM_RETURN_CALL_INDIRECT(sig_index, ...) \ __VA_ARGS__, kExprReturnCallIndirect, static_cast(sig_index), \ TABLE_ZERO #define WASM_CALL_REF(func_ref, sig_index, ...) \ __VA_ARGS__, func_ref, kExprCallRef, sig_index #define WASM_RETURN_CALL_REF(func_ref, sig_index, ...) \ __VA_ARGS__, func_ref, kExprReturnCallRef, sig_index #define WASM_NOT(x) x, kExprI32Eqz #define WASM_SEQ(...) __VA_ARGS__ //------------------------------------------------------------------------------ // Constructs that are composed of multiple bytecodes. //------------------------------------------------------------------------------ #define WASM_WHILE(x, y) \ kExprLoop, kVoidCode, x, kExprIf, kVoidCode, y, kExprBr, DEPTH_1, kExprEnd, \ kExprEnd #define WASM_INC_LOCAL(index) \ kExprLocalGet, static_cast(index), kExprI32Const, 1, kExprI32Add, \ kExprLocalTee, static_cast(index) #define WASM_INC_LOCAL_BYV(index, count) \ kExprLocalGet, static_cast(index), kExprI32Const, \ static_cast(count), kExprI32Add, kExprLocalTee, \ static_cast(index) #define WASM_INC_LOCAL_BY(index, count) \ kExprLocalGet, static_cast(index), kExprI32Const, \ static_cast(count), kExprI32Add, kExprLocalSet, \ static_cast(index) #define WASM_UNOP(opcode, x) x, static_cast(opcode) #define WASM_BINOP(opcode, x, y) x, y, static_cast(opcode) //------------------------------------------------------------------------------ // Int32 operations //------------------------------------------------------------------------------ #define WASM_I32_ADD(x, y) x, y, kExprI32Add #define WASM_I32_SUB(x, y) x, y, kExprI32Sub #define WASM_I32_MUL(x, y) x, y, kExprI32Mul #define WASM_I32_DIVS(x, y) x, y, kExprI32DivS #define WASM_I32_DIVU(x, y) x, y, kExprI32DivU #define WASM_I32_REMS(x, y) x, y, kExprI32RemS #define WASM_I32_REMU(x, y) x, y, kExprI32RemU #define WASM_I32_AND(x, y) x, y, kExprI32And #define WASM_I32_IOR(x, y) x, y, kExprI32Ior #define WASM_I32_XOR(x, y) x, y, kExprI32Xor #define WASM_I32_SHL(x, y) x, y, kExprI32Shl #define WASM_I32_SHR(x, y) x, y, kExprI32ShrU #define WASM_I32_SAR(x, y) x, y, kExprI32ShrS #define WASM_I32_ROR(x, y) x, y, kExprI32Ror #define WASM_I32_ROL(x, y) x, y, kExprI32Rol #define WASM_I32_EQ(x, y) x, y, kExprI32Eq #define WASM_I32_NE(x, y) x, y, kExprI32Ne #define WASM_I32_LTS(x, y) x, y, kExprI32LtS #define WASM_I32_LES(x, y) x, y, kExprI32LeS #define WASM_I32_LTU(x, y) x, y, kExprI32LtU #define WASM_I32_LEU(x, y) x, y, kExprI32LeU #define WASM_I32_GTS(x, y) x, y, kExprI32GtS #define WASM_I32_GES(x, y) x, y, kExprI32GeS #define WASM_I32_GTU(x, y) x, y, kExprI32GtU #define WASM_I32_GEU(x, y) x, y, kExprI32GeU #define WASM_I32_CLZ(x) x, kExprI32Clz #define WASM_I32_CTZ(x) x, kExprI32Ctz #define WASM_I32_POPCNT(x) x, kExprI32Popcnt #define WASM_I32_EQZ(x) x, kExprI32Eqz //------------------------------------------------------------------------------ // Asmjs Int32 operations //------------------------------------------------------------------------------ #define WASM_I32_ASMJS_DIVS(x, y) x, y, kExprI32AsmjsDivS #define WASM_I32_ASMJS_REMS(x, y) x, y, kExprI32AsmjsRemS #define WASM_I32_ASMJS_DIVU(x, y) x, y, kExprI32AsmjsDivU #define WASM_I32_ASMJS_REMU(x, y) x, y, kExprI32AsmjsRemU //------------------------------------------------------------------------------ // Int64 operations //------------------------------------------------------------------------------ #define WASM_I64_ADD(x, y) x, y, kExprI64Add #define WASM_I64_SUB(x, y) x, y, kExprI64Sub #define WASM_I64_MUL(x, y) x, y, kExprI64Mul #define WASM_I64_DIVS(x, y) x, y, kExprI64DivS #define WASM_I64_DIVU(x, y) x, y, kExprI64DivU #define WASM_I64_REMS(x, y) x, y, kExprI64RemS #define WASM_I64_REMU(x, y) x, y, kExprI64RemU #define WASM_I64_AND(x, y) x, y, kExprI64And #define WASM_I64_IOR(x, y) x, y, kExprI64Ior #define WASM_I64_XOR(x, y) x, y, kExprI64Xor #define WASM_I64_SHL(x, y) x, y, kExprI64Shl #define WASM_I64_SHR(x, y) x, y, kExprI64ShrU #define WASM_I64_SAR(x, y) x, y, kExprI64ShrS #define WASM_I64_ROR(x, y) x, y, kExprI64Ror #define WASM_I64_ROL(x, y) x, y, kExprI64Rol #define WASM_I64_EQ(x, y) x, y, kExprI64Eq #define WASM_I64_NE(x, y) x, y, kExprI64Ne #define WASM_I64_LTS(x, y) x, y, kExprI64LtS #define WASM_I64_LES(x, y) x, y, kExprI64LeS #define WASM_I64_LTU(x, y) x, y, kExprI64LtU #define WASM_I64_LEU(x, y) x, y, kExprI64LeU #define WASM_I64_GTS(x, y) x, y, kExprI64GtS #define WASM_I64_GES(x, y) x, y, kExprI64GeS #define WASM_I64_GTU(x, y) x, y, kExprI64GtU #define WASM_I64_GEU(x, y) x, y, kExprI64GeU #define WASM_I64_CLZ(x) x, kExprI64Clz #define WASM_I64_CTZ(x) x, kExprI64Ctz #define WASM_I64_POPCNT(x) x, kExprI64Popcnt #define WASM_I64_EQZ(x) x, kExprI64Eqz //------------------------------------------------------------------------------ // Float32 operations //------------------------------------------------------------------------------ #define WASM_F32_ADD(x, y) x, y, kExprF32Add #define WASM_F32_SUB(x, y) x, y, kExprF32Sub #define WASM_F32_MUL(x, y) x, y, kExprF32Mul #define WASM_F32_DIV(x, y) x, y, kExprF32Div #define WASM_F32_MIN(x, y) x, y, kExprF32Min #define WASM_F32_MAX(x, y) x, y, kExprF32Max #define WASM_F32_ABS(x) x, kExprF32Abs #define WASM_F32_NEG(x) x, kExprF32Neg #define WASM_F32_COPYSIGN(x, y) x, y, kExprF32CopySign #define WASM_F32_CEIL(x) x, kExprF32Ceil #define WASM_F32_FLOOR(x) x, kExprF32Floor #define WASM_F32_TRUNC(x) x, kExprF32Trunc #define WASM_F32_NEARESTINT(x) x, kExprF32NearestInt #define WASM_F32_SQRT(x) x, kExprF32Sqrt #define WASM_F32_EQ(x, y) x, y, kExprF32Eq #define WASM_F32_NE(x, y) x, y, kExprF32Ne #define WASM_F32_LT(x, y) x, y, kExprF32Lt #define WASM_F32_LE(x, y) x, y, kExprF32Le #define WASM_F32_GT(x, y) x, y, kExprF32Gt #define WASM_F32_GE(x, y) x, y, kExprF32Ge //------------------------------------------------------------------------------ // Float64 operations //------------------------------------------------------------------------------ #define WASM_F64_ADD(x, y) x, y, kExprF64Add #define WASM_F64_SUB(x, y) x, y, kExprF64Sub #define WASM_F64_MUL(x, y) x, y, kExprF64Mul #define WASM_F64_DIV(x, y) x, y, kExprF64Div #define WASM_F64_MIN(x, y) x, y, kExprF64Min #define WASM_F64_MAX(x, y) x, y, kExprF64Max #define WASM_F64_ABS(x) x, kExprF64Abs #define WASM_F64_NEG(x) x, kExprF64Neg #define WASM_F64_COPYSIGN(x, y) x, y, kExprF64CopySign #define WASM_F64_CEIL(x) x, kExprF64Ceil #define WASM_F64_FLOOR(x) x, kExprF64Floor #define WASM_F64_TRUNC(x) x, kExprF64Trunc #define WASM_F64_NEARESTINT(x) x, kExprF64NearestInt #define WASM_F64_SQRT(x) x, kExprF64Sqrt #define WASM_F64_EQ(x, y) x, y, kExprF64Eq #define WASM_F64_NE(x, y) x, y, kExprF64Ne #define WASM_F64_LT(x, y) x, y, kExprF64Lt #define WASM_F64_LE(x, y) x, y, kExprF64Le #define WASM_F64_GT(x, y) x, y, kExprF64Gt #define WASM_F64_GE(x, y) x, y, kExprF64Ge //------------------------------------------------------------------------------ // Type conversions. //------------------------------------------------------------------------------ #define WASM_I32_SCONVERT_F32(x) x, kExprI32SConvertF32 #define WASM_I32_SCONVERT_F64(x) x, kExprI32SConvertF64 #define WASM_I32_UCONVERT_F32(x) x, kExprI32UConvertF32 #define WASM_I32_UCONVERT_F64(x) x, kExprI32UConvertF64 #define WASM_I32_CONVERT_I64(x) x, kExprI32ConvertI64 #define WASM_I64_SCONVERT_F32(x) x, kExprI64SConvertF32 #define WASM_I64_SCONVERT_F64(x) x, kExprI64SConvertF64 #define WASM_I64_UCONVERT_F32(x) x, kExprI64UConvertF32 #define WASM_I64_UCONVERT_F64(x) x, kExprI64UConvertF64 #define WASM_I64_SCONVERT_I32(x) x, kExprI64SConvertI32 #define WASM_I64_UCONVERT_I32(x) x, kExprI64UConvertI32 #define WASM_F32_SCONVERT_I32(x) x, kExprF32SConvertI32 #define WASM_F32_UCONVERT_I32(x) x, kExprF32UConvertI32 #define WASM_F32_SCONVERT_I64(x) x, kExprF32SConvertI64 #define WASM_F32_UCONVERT_I64(x) x, kExprF32UConvertI64 #define WASM_F32_CONVERT_F64(x) x, kExprF32ConvertF64 #define WASM_F32_REINTERPRET_I32(x) x, kExprF32ReinterpretI32 #define WASM_F64_SCONVERT_I32(x) x, kExprF64SConvertI32 #define WASM_F64_UCONVERT_I32(x) x, kExprF64UConvertI32 #define WASM_F64_SCONVERT_I64(x) x, kExprF64SConvertI64 #define WASM_F64_UCONVERT_I64(x) x, kExprF64UConvertI64 #define WASM_F64_CONVERT_F32(x) x, kExprF64ConvertF32 #define WASM_F64_REINTERPRET_I64(x) x, kExprF64ReinterpretI64 #define WASM_I32_REINTERPRET_F32(x) x, kExprI32ReinterpretF32 #define WASM_I64_REINTERPRET_F64(x) x, kExprI64ReinterpretF64 //------------------------------------------------------------------------------ // Numeric operations //------------------------------------------------------------------------------ #define WASM_NUMERIC_OP(op) kNumericPrefix, static_cast(op) #define WASM_I32_SCONVERT_SAT_F32(x) x, WASM_NUMERIC_OP(kExprI32SConvertSatF32) #define WASM_I32_UCONVERT_SAT_F32(x) x, WASM_NUMERIC_OP(kExprI32UConvertSatF32) #define WASM_I32_SCONVERT_SAT_F64(x) x, WASM_NUMERIC_OP(kExprI32SConvertSatF64) #define WASM_I32_UCONVERT_SAT_F64(x) x, WASM_NUMERIC_OP(kExprI32UConvertSatF64) #define WASM_I64_SCONVERT_SAT_F32(x) x, WASM_NUMERIC_OP(kExprI64SConvertSatF32) #define WASM_I64_UCONVERT_SAT_F32(x) x, WASM_NUMERIC_OP(kExprI64UConvertSatF32) #define WASM_I64_SCONVERT_SAT_F64(x) x, WASM_NUMERIC_OP(kExprI64SConvertSatF64) #define WASM_I64_UCONVERT_SAT_F64(x) x, WASM_NUMERIC_OP(kExprI64UConvertSatF64) #define MEMORY_ZERO 0 #define WASM_MEMORY_INIT(seg, dst, src, size) \ dst, src, size, WASM_NUMERIC_OP(kExprMemoryInit), U32V_1(seg), MEMORY_ZERO #define WASM_DATA_DROP(seg) WASM_NUMERIC_OP(kExprDataDrop), U32V_1(seg) #define WASM_MEMORY_COPY(dst, src, size) \ dst, src, size, WASM_NUMERIC_OP(kExprMemoryCopy), MEMORY_ZERO, MEMORY_ZERO #define WASM_MEMORY_FILL(dst, val, size) \ dst, val, size, WASM_NUMERIC_OP(kExprMemoryFill), MEMORY_ZERO #define WASM_TABLE_INIT(table, seg, dst, src, size) \ dst, src, size, WASM_NUMERIC_OP(kExprTableInit), U32V_1(seg), \ static_cast(table) #define WASM_ELEM_DROP(seg) WASM_NUMERIC_OP(kExprElemDrop), U32V_1(seg) #define WASM_TABLE_COPY(table_dst, table_src, dst, src, size) \ dst, src, size, WASM_NUMERIC_OP(kExprTableCopy), \ static_cast(table_dst), static_cast(table_src) #define WASM_TABLE_GROW(table, initial_value, delta) \ initial_value, delta, WASM_NUMERIC_OP(kExprTableGrow), \ static_cast(table) #define WASM_TABLE_SIZE(table) \ WASM_NUMERIC_OP(kExprTableSize), static_cast(table) #define WASM_TABLE_FILL(table, times, value, start) \ times, value, start, WASM_NUMERIC_OP(kExprTableFill), \ static_cast(table) //------------------------------------------------------------------------------ // Memory Operations. //------------------------------------------------------------------------------ #define WASM_MEMORY_GROW(x) x, kExprMemoryGrow, 0 #define WASM_MEMORY_SIZE kExprMemorySize, 0 #define SIG_ENTRY_v_v kWasmFunctionTypeCode, 0, 0 #define SIZEOF_SIG_ENTRY_v_v 3 #define SIG_ENTRY_v_x(a) kWasmFunctionTypeCode, 1, a, 0 #define SIG_ENTRY_v_xx(a, b) kWasmFunctionTypeCode, 2, a, b, 0 #define SIG_ENTRY_v_xxx(a, b, c) kWasmFunctionTypeCode, 3, a, b, c, 0 #define SIZEOF_SIG_ENTRY_v_x 4 #define SIZEOF_SIG_ENTRY_v_xx 5 #define SIZEOF_SIG_ENTRY_v_xxx 6 #define SIG_ENTRY_x(r) kWasmFunctionTypeCode, 0, 1, r #define SIG_ENTRY_x_x(r, a) kWasmFunctionTypeCode, 1, a, 1, r #define SIG_ENTRY_x_xx(r, a, b) kWasmFunctionTypeCode, 2, a, b, 1, r #define SIG_ENTRY_xx_xx(r, s, a, b) kWasmFunctionTypeCode, 2, a, b, 2, r, s #define SIG_ENTRY_x_xxx(r, a, b, c) kWasmFunctionTypeCode, 3, a, b, c, 1, r #define SIZEOF_SIG_ENTRY_x 4 #define SIZEOF_SIG_ENTRY_x_x 5 #define SIZEOF_SIG_ENTRY_x_xx 6 #define SIZEOF_SIG_ENTRY_xx_xx 7 #define SIZEOF_SIG_ENTRY_x_xxx 7 #define WASM_BRV(depth, ...) __VA_ARGS__, kExprBr, static_cast(depth) #define WASM_BRV_IF(depth, val, cond) \ val, cond, kExprBrIf, static_cast(depth) #define WASM_BRV_IFD(depth, val, cond) \ val, cond, kExprBrIf, static_cast(depth), kExprDrop //------------------------------------------------------------------------------ // Atomic Operations. //------------------------------------------------------------------------------ #define WASM_ATOMICS_OP(op) kAtomicPrefix, static_cast(op) #define WASM_ATOMICS_BINOP(op, x, y, representation) \ x, y, WASM_ATOMICS_OP(op), \ static_cast(ElementSizeLog2Of(representation)), ZERO_OFFSET #define WASM_ATOMICS_TERNARY_OP(op, x, y, z, representation) \ x, y, z, WASM_ATOMICS_OP(op), \ static_cast(ElementSizeLog2Of(representation)), ZERO_OFFSET #define WASM_ATOMICS_LOAD_OP(op, x, representation) \ x, WASM_ATOMICS_OP(op), \ static_cast(ElementSizeLog2Of(representation)), ZERO_OFFSET #define WASM_ATOMICS_STORE_OP(op, x, y, representation) \ x, y, WASM_ATOMICS_OP(op), \ static_cast(ElementSizeLog2Of(representation)), ZERO_OFFSET #define WASM_ATOMICS_WAIT(op, index, value, timeout, offset) \ index, value, timeout, WASM_ATOMICS_OP(op), ZERO_ALIGNMENT, offset #define WASM_ATOMICS_FENCE WASM_ATOMICS_OP(kExprAtomicFence), ZERO_OFFSET //------------------------------------------------------------------------------ // Sign Extension Operations. //------------------------------------------------------------------------------ #define WASM_I32_SIGN_EXT_I8(x) x, kExprI32SExtendI8 #define WASM_I32_SIGN_EXT_I16(x) x, kExprI32SExtendI16 #define WASM_I64_SIGN_EXT_I8(x) x, kExprI64SExtendI8 #define WASM_I64_SIGN_EXT_I16(x) x, kExprI64SExtendI16 #define WASM_I64_SIGN_EXT_I32(x) x, kExprI64SExtendI32 //------------------------------------------------------------------------------ // SIMD Operations. //------------------------------------------------------------------------------ #define TO_BYTE(val) static_cast(val) // Encode all simd ops as a 2-byte LEB. #define WASM_SIMD_OP(op) kSimdPrefix, U32V_2(ExtractPrefixedOpcodeBytes(op)) #define WASM_SIMD_OPN(op, ...) __VA_ARGS__, WASM_SIMD_OP(op) #define WASM_SIMD_SPLAT(Type, ...) __VA_ARGS__, WASM_SIMD_OP(kExpr##Type##Splat) #define WASM_SIMD_UNOP(op, x) x, WASM_SIMD_OP(op) #define WASM_SIMD_BINOP(op, x, y) x, y, WASM_SIMD_OP(op) #define WASM_SIMD_TERNOP(op, x, y, z) x, y, z, WASM_SIMD_OP(op) #define WASM_SIMD_SHIFT_OP(op, x, y) x, y, WASM_SIMD_OP(op) #define WASM_SIMD_CONCAT_OP(op, bytes, x, y) \ x, y, WASM_SIMD_OP(op), TO_BYTE(bytes) #define WASM_SIMD_SELECT(format, x, y, z) x, y, z, WASM_SIMD_OP(kExprS128Select) #define WASM_SIMD_CONSTANT(v) \ WASM_SIMD_OP(kExprS128Const), TO_BYTE(v[0]), TO_BYTE(v[1]), TO_BYTE(v[2]), \ TO_BYTE(v[3]), TO_BYTE(v[4]), TO_BYTE(v[5]), TO_BYTE(v[6]), \ TO_BYTE(v[7]), TO_BYTE(v[8]), TO_BYTE(v[9]), TO_BYTE(v[10]), \ TO_BYTE(v[11]), TO_BYTE(v[12]), TO_BYTE(v[13]), TO_BYTE(v[14]), \ TO_BYTE(v[15]) #define WASM_SIMD_F64x2_SPLAT(x) WASM_SIMD_SPLAT(F64x2, x) #define WASM_SIMD_F64x2_EXTRACT_LANE(lane, x) \ x, WASM_SIMD_OP(kExprF64x2ExtractLane), TO_BYTE(lane) #define WASM_SIMD_F64x2_REPLACE_LANE(lane, x, y) \ x, y, WASM_SIMD_OP(kExprF64x2ReplaceLane), TO_BYTE(lane) #define WASM_SIMD_F32x4_SPLAT(x) WASM_SIMD_SPLAT(F32x4, x) #define WASM_SIMD_F32x4_EXTRACT_LANE(lane, x) \ x, WASM_SIMD_OP(kExprF32x4ExtractLane), TO_BYTE(lane) #define WASM_SIMD_F32x4_REPLACE_LANE(lane, x, y) \ x, y, WASM_SIMD_OP(kExprF32x4ReplaceLane), TO_BYTE(lane) #define WASM_SIMD_I64x2_SPLAT(x) WASM_SIMD_SPLAT(I64x2, x) #define WASM_SIMD_I64x2_EXTRACT_LANE(lane, x) \ x, WASM_SIMD_OP(kExprI64x2ExtractLane), TO_BYTE(lane) #define WASM_SIMD_I64x2_REPLACE_LANE(lane, x, y) \ x, y, WASM_SIMD_OP(kExprI64x2ReplaceLane), TO_BYTE(lane) #define WASM_SIMD_I32x4_SPLAT(x) WASM_SIMD_SPLAT(I32x4, x) #define WASM_SIMD_I32x4_EXTRACT_LANE(lane, x) \ x, WASM_SIMD_OP(kExprI32x4ExtractLane), TO_BYTE(lane) #define WASM_SIMD_I32x4_REPLACE_LANE(lane, x, y) \ x, y, WASM_SIMD_OP(kExprI32x4ReplaceLane), TO_BYTE(lane) #define WASM_SIMD_I16x8_SPLAT(x) WASM_SIMD_SPLAT(I16x8, x) #define WASM_SIMD_I16x8_EXTRACT_LANE(lane, x) \ x, WASM_SIMD_OP(kExprI16x8ExtractLaneS), TO_BYTE(lane) #define WASM_SIMD_I16x8_EXTRACT_LANE_U(lane, x) \ x, WASM_SIMD_OP(kExprI16x8ExtractLaneU), TO_BYTE(lane) #define WASM_SIMD_I16x8_REPLACE_LANE(lane, x, y) \ x, y, WASM_SIMD_OP(kExprI16x8ReplaceLane), TO_BYTE(lane) #define WASM_SIMD_I8x16_SPLAT(x) WASM_SIMD_SPLAT(I8x16, x) #define WASM_SIMD_I8x16_EXTRACT_LANE(lane, x) \ x, WASM_SIMD_OP(kExprI8x16ExtractLaneS), TO_BYTE(lane) #define WASM_SIMD_I8x16_EXTRACT_LANE_U(lane, x) \ x, WASM_SIMD_OP(kExprI8x16ExtractLaneU), TO_BYTE(lane) #define WASM_SIMD_I8x16_REPLACE_LANE(lane, x, y) \ x, y, WASM_SIMD_OP(kExprI8x16ReplaceLane), TO_BYTE(lane) #define WASM_SIMD_I8x16_SHUFFLE_OP(opcode, m, x, y) \ x, y, WASM_SIMD_OP(opcode), TO_BYTE(m[0]), TO_BYTE(m[1]), TO_BYTE(m[2]), \ TO_BYTE(m[3]), TO_BYTE(m[4]), TO_BYTE(m[5]), TO_BYTE(m[6]), \ TO_BYTE(m[7]), TO_BYTE(m[8]), TO_BYTE(m[9]), TO_BYTE(m[10]), \ TO_BYTE(m[11]), TO_BYTE(m[12]), TO_BYTE(m[13]), TO_BYTE(m[14]), \ TO_BYTE(m[15]) #define WASM_SIMD_LOAD_MEM(index) \ index, WASM_SIMD_OP(kExprS128LoadMem), ZERO_ALIGNMENT, ZERO_OFFSET #define WASM_SIMD_LOAD_MEM_OFFSET(offset, index) \ index, WASM_SIMD_OP(kExprS128LoadMem), ZERO_ALIGNMENT, offset #define WASM_SIMD_STORE_MEM(index, val) \ index, val, WASM_SIMD_OP(kExprS128StoreMem), ZERO_ALIGNMENT, ZERO_OFFSET #define WASM_SIMD_STORE_MEM_OFFSET(offset, index, val) \ index, val, WASM_SIMD_OP(kExprS128StoreMem), ZERO_ALIGNMENT, offset #define WASM_SIMD_F64x2_QFMA(a, b, c) a, b, c, WASM_SIMD_OP(kExprF64x2Qfma) #define WASM_SIMD_F64x2_QFMS(a, b, c) a, b, c, WASM_SIMD_OP(kExprF64x2Qfms) #define WASM_SIMD_F32x4_QFMA(a, b, c) a, b, c, WASM_SIMD_OP(kExprF32x4Qfma) #define WASM_SIMD_F32x4_QFMS(a, b, c) a, b, c, WASM_SIMD_OP(kExprF32x4Qfms) // Like WASM_SIMD_LOAD_MEM but needs the load opcode. #define WASM_SIMD_LOAD_OP(opcode, index) \ index, WASM_SIMD_OP(opcode), ZERO_ALIGNMENT, ZERO_OFFSET #define WASM_SIMD_LOAD_OP_OFFSET(opcode, index, offset) \ index, WASM_SIMD_OP(opcode), ZERO_ALIGNMENT, offset #define WASM_SIMD_LOAD_OP_ALIGNMENT(opcode, index, alignment) \ index, WASM_SIMD_OP(opcode), alignment, ZERO_OFFSET // Load a Simd lane from a numeric pointer. We need this because lanes are // reversed in big endian. Note: a Simd value has {kSimd128Size / sizeof(*ptr)} // lanes. #ifdef V8_TARGET_BIG_ENDIAN #define LANE(ptr, index) ptr[kSimd128Size / sizeof(*ptr) - (index)-1] #else #define LANE(ptr, index) ptr[index] #endif //------------------------------------------------------------------------------ // Compilation Hints. //------------------------------------------------------------------------------ #define COMPILE_STRATEGY_DEFAULT (0x00) #define COMPILE_STRATEGY_LAZY (0x01) #define COMPILE_STRATEGY_EAGER (0x02) #define BASELINE_TIER_DEFAULT (0x00 << 2) #define BASELINE_TIER_BASELINE (0x01 << 2) #define BASELINE_TIER_OPTIMIZED (0x02 << 2) #define TOP_TIER_DEFAULT (0x00 << 4) #define TOP_TIER_BASELINE (0x01 << 4) #define TOP_TIER_OPTIMIZED (0x02 << 4) #endif // V8_WASM_MACRO_GEN_H_