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v8/test/common/wasm/wasm-macro-gen.h
Andreas Haas 8fab64cf4c [wasm] Implement the table.size instruction 
This CL adds decoding and code generation for the table.size
instruction.

R=mstarzinger@chromium.org

Bug: v8:7581
Change-Id: I0e689a993d25db72281ebba0854454be12f4d350
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1593302
Commit-Queue: Andreas Haas <ahaas@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61195}
2019-05-03 09:50:43 +00:00

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// 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"
#include "src/zone/zone-containers.h"
#define U32_LE(v) \
static_cast<byte>(v), static_cast<byte>((v) >> 8), \
static_cast<byte>((v) >> 16), static_cast<byte>((v) >> 24)
#define U16_LE(v) static_cast<byte>(v), static_cast<byte>((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
// 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 U32V_1(ACTIVE_NO_INDEX)
#define TABLE_INDEX(v) U32V_1(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<byte>((x)&MASK_7)
#define U32V_2(x) \
static_cast<byte>(((x)&MASK_7) | 0x80), static_cast<byte>(((x) >> 7) & MASK_7)
#define U32V_3(x) \
static_cast<byte>((((x)) & MASK_7) | 0x80), \
static_cast<byte>((((x) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((x) >> 14) & MASK_7)
#define U32V_4(x) \
static_cast<byte>(((x)&MASK_7) | 0x80), \
static_cast<byte>((((x) >> 7) & MASK_7) | 0x80), \
static_cast<byte>((((x) >> 14) & MASK_7) | 0x80), \
static_cast<byte>(((x) >> 21) & MASK_7)
#define U32V_5(x) \
static_cast<byte>(((x)&MASK_7) | 0x80), \
static_cast<byte>((((x) >> 7) & MASK_7) | 0x80), \
static_cast<byte>((((x) >> 14) & MASK_7) | 0x80), \
static_cast<byte>((((x) >> 21) & MASK_7) | 0x80), \
static_cast<byte>((((x) >> 28) & 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 ARITY_2 2
#define WASM_BLOCK(...) kExprBlock, kLocalVoid, __VA_ARGS__, kExprEnd
#define WASM_BLOCK_I(...) kExprBlock, kLocalI32, __VA_ARGS__, kExprEnd
#define WASM_BLOCK_L(...) kExprBlock, kLocalI64, __VA_ARGS__, kExprEnd
#define WASM_BLOCK_F(...) kExprBlock, kLocalF32, __VA_ARGS__, kExprEnd
#define WASM_BLOCK_D(...) kExprBlock, kLocalF64, __VA_ARGS__, kExprEnd
#define WASM_BLOCK_T(t, ...) \
kExprBlock, static_cast<byte>(ValueTypes::ValueTypeCodeFor(t)), __VA_ARGS__, \
kExprEnd
#define WASM_BLOCK_X(index, ...) \
kExprBlock, static_cast<byte>(index), __VA_ARGS__, kExprEnd
#define WASM_INFINITE_LOOP kExprLoop, kLocalVoid, kExprBr, DEPTH_0, kExprEnd
#define WASM_LOOP(...) kExprLoop, kLocalVoid, __VA_ARGS__, kExprEnd
#define WASM_LOOP_I(...) kExprLoop, kLocalI32, __VA_ARGS__, kExprEnd
#define WASM_LOOP_L(...) kExprLoop, kLocalI64, __VA_ARGS__, kExprEnd
#define WASM_LOOP_F(...) kExprLoop, kLocalF32, __VA_ARGS__, kExprEnd
#define WASM_LOOP_D(...) kExprLoop, kLocalF64, __VA_ARGS__, kExprEnd
#define WASM_LOOP_T(t, ...) \
kExprLoop, static_cast<byte>(ValueTypes::ValueTypeCodeFor(t)), __VA_ARGS__, \
kExprEnd
#define WASM_LOOP_X(index, ...) \
kExprLoop, static_cast<byte>(index), __VA_ARGS__, kExprEnd
#define WASM_IF(cond, ...) cond, kExprIf, kLocalVoid, __VA_ARGS__, kExprEnd
#define WASM_IF_T(t, cond, ...) \
cond, kExprIf, static_cast<byte>(ValueTypes::ValueTypeCodeFor(t)), \
__VA_ARGS__, kExprEnd
#define WASM_IF_X(index, cond, ...) \
cond, kExprIf, static_cast<byte>(index), __VA_ARGS__, kExprEnd
#define WASM_IF_ELSE(cond, tstmt, fstmt) \
cond, kExprIf, kLocalVoid, tstmt, kExprElse, fstmt, kExprEnd
#define WASM_IF_ELSE_I(cond, tstmt, fstmt) \
cond, kExprIf, kLocalI32, tstmt, kExprElse, fstmt, kExprEnd
#define WASM_IF_ELSE_L(cond, tstmt, fstmt) \
cond, kExprIf, kLocalI64, tstmt, kExprElse, fstmt, kExprEnd
#define WASM_IF_ELSE_F(cond, tstmt, fstmt) \
cond, kExprIf, kLocalF32, tstmt, kExprElse, fstmt, kExprEnd
#define WASM_IF_ELSE_D(cond, tstmt, fstmt) \
cond, kExprIf, kLocalF64, tstmt, kExprElse, fstmt, kExprEnd
#define WASM_IF_ELSE_T(t, cond, tstmt, fstmt) \
cond, kExprIf, static_cast<byte>(ValueTypes::ValueTypeCodeFor(t)), tstmt, \
kExprElse, fstmt, kExprEnd
#define WASM_IF_ELSE_X(index, cond, tstmt, fstmt) \
cond, kExprIf, static_cast<byte>(index), tstmt, kExprElse, fstmt, kExprEnd
#define WASM_TRY_CATCH_T(t, trystmt, catchstmt) \
kExprTry, static_cast<byte>(ValueTypes::ValueTypeCodeFor(t)), trystmt, \
kExprCatch, catchstmt, kExprEnd
#define WASM_SELECT(tval, fval, cond) tval, fval, cond, kExprSelect
#define WASM_RETURN0 kExprReturn
#define WASM_RETURN1(val) val, kExprReturn
#define WASM_RETURNN(count, ...) __VA_ARGS__, kExprReturn
#define WASM_BR(depth) kExprBr, static_cast<byte>(depth)
#define WASM_BR_IF(depth, cond) cond, kExprBrIf, static_cast<byte>(depth)
#define WASM_BR_IFD(depth, val, cond) \
val, cond, kExprBrIf, static_cast<byte>(depth), kExprDrop
#define WASM_CONTINUE(depth) kExprBr, static_cast<byte>(depth)
#define WASM_UNREACHABLE kExprUnreachable
#define WASM_BR_TABLE(key, count, ...) \
key, kExprBrTable, U32V_1(count), __VA_ARGS__
#define WASM_CASE(x) static_cast<byte>(x), static_cast<byte>(x >> 8)
#define WASM_CASE_BR(x) static_cast<byte>(x), static_cast<byte>(0x80 | (x) >> 8)
#define WASM_THROW(index) kExprThrow, static_cast<byte>(index)
//------------------------------------------------------------------------------
// Misc expressions.
//------------------------------------------------------------------------------
#define WASM_STMTS(...) __VA_ARGS__
#define WASM_ZERO kExprI32Const, 0
#define WASM_ONE kExprI32Const, 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
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();
}
}
} // namespace wasm
} // namespace internal
} // namespace v8
//------------------------------------------------------------------------------
// Int32 Const operations
//------------------------------------------------------------------------------
#define WASM_I32V(val) kExprI32Const, U32V_5(val)
#define WASM_I32V_1(val) \
static_cast<byte>(CheckI32v((val), 1), kExprI32Const), U32V_1(val)
#define WASM_I32V_2(val) \
static_cast<byte>(CheckI32v((val), 2), kExprI32Const), U32V_2(val)
#define WASM_I32V_3(val) \
static_cast<byte>(CheckI32v((val), 3), kExprI32Const), U32V_3(val)
#define WASM_I32V_4(val) \
static_cast<byte>(CheckI32v((val), 4), kExprI32Const), U32V_4(val)
#define WASM_I32V_5(val) \
static_cast<byte>(CheckI32v((val), 5), kExprI32Const), U32V_5(val)
//------------------------------------------------------------------------------
// Int64 Const operations
//------------------------------------------------------------------------------
#define WASM_I64V(val) \
kExprI64Const, \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 21) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 28) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 35) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 42) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 49) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 56) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 63) & MASK_7)
#define WASM_I64V_1(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 1), kExprI64Const), \
static_cast<byte>(static_cast<int64_t>(val) & MASK_7)
#define WASM_I64V_2(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 2), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 7) & MASK_7)
#define WASM_I64V_3(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 3), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 14) & MASK_7)
#define WASM_I64V_4(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 4), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 21) & MASK_7)
#define WASM_I64V_5(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 5), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 21) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 28) & MASK_7)
#define WASM_I64V_6(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 6), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 21) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 28) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 35) & MASK_7)
#define WASM_I64V_7(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 7), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 21) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 28) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 35) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 42) & MASK_7)
#define WASM_I64V_8(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 8), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 21) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 28) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 35) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 42) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 49) & MASK_7)
#define WASM_I64V_9(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 9), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 21) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 28) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 35) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 42) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 49) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 56) & MASK_7)
#define WASM_I64V_10(val) \
static_cast<byte>(CheckI64v(static_cast<int64_t>(val), 10), kExprI64Const), \
static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 21) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 28) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 35) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 42) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 49) & MASK_7) | 0x80), \
static_cast<byte>(((static_cast<int64_t>(val) >> 56) & MASK_7) | 0x80), \
static_cast<byte>((static_cast<int64_t>(val) >> 63) & MASK_7)
#define WASM_F32(val) \
kExprF32Const, \
static_cast<byte>(bit_cast<int32_t>(static_cast<float>(val))), \
static_cast<byte>(bit_cast<uint32_t>(static_cast<float>(val)) >> 8), \
static_cast<byte>(bit_cast<uint32_t>(static_cast<float>(val)) >> 16), \
static_cast<byte>(bit_cast<uint32_t>(static_cast<float>(val)) >> 24)
#define WASM_F64(val) \
kExprF64Const, \
static_cast<byte>(bit_cast<uint64_t>(static_cast<double>(val))), \
static_cast<byte>(bit_cast<uint64_t>(static_cast<double>(val)) >> 8), \
static_cast<byte>(bit_cast<uint64_t>(static_cast<double>(val)) >> 16), \
static_cast<byte>(bit_cast<uint64_t>(static_cast<double>(val)) >> 24), \
static_cast<byte>(bit_cast<uint64_t>(static_cast<double>(val)) >> 32), \
static_cast<byte>(bit_cast<uint64_t>(static_cast<double>(val)) >> 40), \
static_cast<byte>(bit_cast<uint64_t>(static_cast<double>(val)) >> 48), \
static_cast<byte>(bit_cast<uint64_t>(static_cast<double>(val)) >> 56)
#define WASM_REF_NULL kExprRefNull
#define WASM_REF_IS_NULL(val) val, kExprRefIsNull
#define WASM_GET_LOCAL(index) kExprGetLocal, static_cast<byte>(index)
#define WASM_SET_LOCAL(index, val) val, kExprSetLocal, static_cast<byte>(index)
#define WASM_TEE_LOCAL(index, val) val, kExprTeeLocal, static_cast<byte>(index)
#define WASM_DROP kExprDrop
#define WASM_GET_GLOBAL(index) kExprGetGlobal, static_cast<byte>(index)
#define WASM_SET_GLOBAL(index, val) \
val, kExprSetGlobal, static_cast<byte>(index)
#define WASM_GET_TABLE(table_index, index) \
index, kExprGetTable, static_cast<byte>(table_index)
#define WASM_SET_TABLE(table_index, index, val) \
index, val, kExprSetTable, static_cast<byte>(table_index)
#define WASM_LOAD_MEM(type, index) \
index, \
static_cast<byte>(v8::internal::wasm::LoadStoreOpcodeOf(type, false)), \
ZERO_ALIGNMENT, ZERO_OFFSET
#define WASM_STORE_MEM(type, index, val) \
index, val, \
static_cast<byte>(v8::internal::wasm::LoadStoreOpcodeOf(type, true)), \
ZERO_ALIGNMENT, ZERO_OFFSET
#define WASM_LOAD_MEM_OFFSET(type, offset, index) \
index, \
static_cast<byte>(v8::internal::wasm::LoadStoreOpcodeOf(type, false)), \
ZERO_ALIGNMENT, offset
#define WASM_STORE_MEM_OFFSET(type, offset, index, val) \
index, val, \
static_cast<byte>(v8::internal::wasm::LoadStoreOpcodeOf(type, true)), \
ZERO_ALIGNMENT, offset
#define WASM_LOAD_MEM_ALIGNMENT(type, index, alignment) \
index, \
static_cast<byte>(v8::internal::wasm::LoadStoreOpcodeOf(type, false)), \
alignment, ZERO_OFFSET
#define WASM_STORE_MEM_ALIGNMENT(type, index, alignment, val) \
index, val, \
static_cast<byte>(v8::internal::wasm::LoadStoreOpcodeOf(type, true)), \
alignment, ZERO_OFFSET
#define WASM_CALL_FUNCTION0(index) kExprCallFunction, static_cast<byte>(index)
#define WASM_CALL_FUNCTION(index, ...) \
__VA_ARGS__, kExprCallFunction, static_cast<byte>(index)
#define WASM_RETURN_CALL_FUNCTION0(index) \
kExprReturnCall, static_cast<byte>(index)
#define WASM_RETURN_CALL_FUNCTION(index, ...) \
__VA_ARGS__, kExprReturnCall, static_cast<byte>(index)
#define TABLE_ZERO 0
// TODO(titzer): change usages of these macros to put func last.
#define WASM_CALL_INDIRECT0(index, func) \
func, kExprCallIndirect, static_cast<byte>(index), TABLE_ZERO
#define WASM_CALL_INDIRECT1(index, func, a) \
a, func, kExprCallIndirect, static_cast<byte>(index), TABLE_ZERO
#define WASM_CALL_INDIRECT2(index, func, a, b) \
a, b, func, kExprCallIndirect, static_cast<byte>(index), TABLE_ZERO
#define WASM_CALL_INDIRECT3(index, func, a, b, c) \
a, b, c, func, kExprCallIndirect, static_cast<byte>(index), TABLE_ZERO
#define WASM_CALL_INDIRECT4(index, func, a, b, c, d) \
a, b, c, d, func, kExprCallIndirect, static_cast<byte>(index), TABLE_ZERO
#define WASM_CALL_INDIRECT5(index, func, a, b, c, d, e) \
a, b, c, d, e, func, kExprCallIndirect, static_cast<byte>(index), TABLE_ZERO
#define WASM_CALL_INDIRECTN(arity, index, func, ...) \
__VA_ARGS__, func, kExprCallIndirect, static_cast<byte>(index), TABLE_ZERO
#define WASM_RETURN_CALL_INDIRECT0(index, func) \
func, kExprReturnCallIndirect, static_cast<byte>(index), TABLE_ZERO
#define WASM_RETURN_CALL_INDIRECT(index, func, ...) \
__VA_ARGS__, func, kExprReturnCallIndirect, static_cast<byte>(index), \
TABLE_ZERO
#define WASM_NOT(x) x, kExprI32Eqz
#define WASM_SEQ(...) __VA_ARGS__
//------------------------------------------------------------------------------
// Constructs that are composed of multiple bytecodes.
//------------------------------------------------------------------------------
#define WASM_WHILE(x, y) \
kExprLoop, kLocalVoid, x, kExprIf, kLocalVoid, y, kExprBr, DEPTH_1, \
kExprEnd, kExprEnd
#define WASM_INC_LOCAL(index) \
kExprGetLocal, static_cast<byte>(index), kExprI32Const, 1, kExprI32Add, \
kExprTeeLocal, static_cast<byte>(index)
#define WASM_INC_LOCAL_BYV(index, count) \
kExprGetLocal, static_cast<byte>(index), kExprI32Const, \
static_cast<byte>(count), kExprI32Add, kExprTeeLocal, \
static_cast<byte>(index)
#define WASM_INC_LOCAL_BY(index, count) \
kExprGetLocal, static_cast<byte>(index), kExprI32Const, \
static_cast<byte>(count), kExprI32Add, kExprSetLocal, \
static_cast<byte>(index)
#define WASM_UNOP(opcode, x) x, static_cast<byte>(opcode)
#define WASM_BINOP(opcode, x, y) x, y, static_cast<byte>(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<byte>(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(seg, dst, src, size) \
dst, src, size, WASM_NUMERIC_OP(kExprTableInit), U32V_1(seg), TABLE_ZERO
#define WASM_ELEM_DROP(seg) WASM_NUMERIC_OP(kExprElemDrop), U32V_1(seg)
#define WASM_TABLE_COPY(dst, src, size) \
dst, src, size, WASM_NUMERIC_OP(kExprTableCopy), TABLE_ZERO, TABLE_ZERO
#define WASM_TABLE_GROW(table, initial_value, delta) \
initial_value, delta, WASM_NUMERIC_OP(kExprTableGrow), \
static_cast<byte>(table)
#define WASM_TABLE_SIZE(table) \
WASM_NUMERIC_OP(kExprTableSize), static_cast<byte>(table)
//------------------------------------------------------------------------------
// Memory Operations.
//------------------------------------------------------------------------------
#define WASM_GROW_MEMORY(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<byte>(depth)
#define WASM_BRV_IF(depth, val, cond) \
val, cond, kExprBrIf, static_cast<byte>(depth)
#define WASM_BRV_IFD(depth, val, cond) \
val, cond, kExprBrIf, static_cast<byte>(depth), kExprDrop
#define WASM_IFB(cond, ...) cond, kExprIf, kLocalVoid, __VA_ARGS__, kExprEnd
#define WASM_BR_TABLEV(val, key, count, ...) \
val, key, kExprBrTable, U32V_1(count), __VA_ARGS__
//------------------------------------------------------------------------------
// Atomic Operations.
//------------------------------------------------------------------------------
#define WASM_ATOMICS_OP(op) kAtomicPrefix, static_cast<byte>(op)
#define WASM_ATOMICS_BINOP(op, x, y, representation) \
x, y, WASM_ATOMICS_OP(op), \
static_cast<byte>(ElementSizeLog2Of(representation)), ZERO_OFFSET
#define WASM_ATOMICS_TERNARY_OP(op, x, y, z, representation) \
x, y, z, WASM_ATOMICS_OP(op), \
static_cast<byte>(ElementSizeLog2Of(representation)), ZERO_OFFSET
#define WASM_ATOMICS_LOAD_OP(op, x, representation) \
x, WASM_ATOMICS_OP(op), \
static_cast<byte>(ElementSizeLog2Of(representation)), ZERO_OFFSET
#define WASM_ATOMICS_STORE_OP(op, x, y, representation) \
x, y, WASM_ATOMICS_OP(op), \
static_cast<byte>(ElementSizeLog2Of(representation)), ZERO_OFFSET
#define WASM_ATOMICS_WAIT(op, index, value, timeout, offset) \
index, value, timeout, WASM_ATOMICS_OP(op), ZERO_ALIGNMENT, offset
//------------------------------------------------------------------------------
// Sign Externsion 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
//------------------------------------------------------------------------------
// 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_INTERPRETER (0x01 << 2)
#define BASELINE_TIER_BASELINE (0x02 << 2)
#define BASELINE_TIER_OPTIMIZED (0x03 << 2)
#define TOP_TIER_DEFAULT (0x00 << 4)
#define TOP_TIER_INTERPRETER (0x01 << 4)
#define TOP_TIER_BASELINE (0x02 << 4)
#define TOP_TIER_OPTIMIZED (0x03 << 4)
#endif // V8_WASM_MACRO_GEN_H_
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