ff2cf7dad2
Relevant links: https://github.com/WebAssembly/exception-handling/issues/153 https://github.com/WebAssembly/exception-handling/pull/156 R=clemensb@chromium.org Bug: v8:8091 Change-Id: I0deeb9665c6648e643d0aa4f310b7676e1c2fa32 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2959624 Commit-Queue: Thibaud Michaud <thibaudm@chromium.org> Reviewed-by: Clemens Backes <clemensb@chromium.org> Cr-Commit-Position: refs/heads/master@{#75135}
1003 lines
49 KiB
C++
1003 lines
49 KiB
C++
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_WASM_MACRO_GEN_H_
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#define V8_WASM_MACRO_GEN_H_
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#include "src/wasm/wasm-opcodes.h"
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#include "src/zone/zone-containers.h"
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#define U32_LE(v) \
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static_cast<byte>(v), static_cast<byte>((v) >> 8), \
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static_cast<byte>((v) >> 16), static_cast<byte>((v) >> 24)
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#define U16_LE(v) static_cast<byte>(v), static_cast<byte>((v) >> 8)
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#define WASM_MODULE_HEADER U32_LE(kWasmMagic), U32_LE(kWasmVersion)
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#define SIG_INDEX(v) U32V_1(v)
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#define FUNC_INDEX(v) U32V_1(v)
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#define EXCEPTION_INDEX(v) U32V_1(v)
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#define NO_NAME U32V_1(0)
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#define ENTRY_COUNT(v) U32V_1(v)
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// Segment flags
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#define ACTIVE_NO_INDEX 0
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#define PASSIVE 1
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#define ACTIVE_WITH_INDEX 2
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#define DECLARATIVE 3
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#define PASSIVE_WITH_ELEMENTS 5
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#define ACTIVE_WITH_ELEMENTS 6
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#define DECLARATIVE_WITH_ELEMENTS 7
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// The table index field in an element segment was repurposed as a flags field.
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// To specify a table index, we have to set the flag value to 2, followed by
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// the table index.
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#define TABLE_INDEX0 static_cast<byte>(ACTIVE_NO_INDEX)
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#define TABLE_INDEX(v) static_cast<byte>(ACTIVE_WITH_INDEX), U32V_1(v)
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#define ZERO_ALIGNMENT 0
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#define ZERO_OFFSET 0
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#define BR_TARGET(v) U32V_1(v)
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#define MASK_7 ((1 << 7) - 1)
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#define MASK_14 ((1 << 14) - 1)
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#define MASK_21 ((1 << 21) - 1)
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#define MASK_28 ((1 << 28) - 1)
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#define U32V_1(x) static_cast<byte>((x)&MASK_7)
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#define U32V_2(x) \
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static_cast<byte>(((x)&MASK_7) | 0x80), static_cast<byte>(((x) >> 7) & MASK_7)
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#define U32V_3(x) \
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static_cast<byte>((((x)) & MASK_7) | 0x80), \
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static_cast<byte>((((x) >> 7) & MASK_7) | 0x80), \
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static_cast<byte>(((x) >> 14) & MASK_7)
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#define U32V_4(x) \
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static_cast<byte>(((x)&MASK_7) | 0x80), \
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static_cast<byte>((((x) >> 7) & MASK_7) | 0x80), \
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static_cast<byte>((((x) >> 14) & MASK_7) | 0x80), \
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static_cast<byte>(((x) >> 21) & MASK_7)
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#define U32V_5(x) \
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static_cast<byte>(((x)&MASK_7) | 0x80), \
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static_cast<byte>((((x) >> 7) & MASK_7) | 0x80), \
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static_cast<byte>((((x) >> 14) & MASK_7) | 0x80), \
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static_cast<byte>((((x) >> 21) & MASK_7) | 0x80), \
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static_cast<byte>((((x) >> 28) & MASK_7))
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#define U64V_1(x) U32V_1(static_cast<uint32_t>(x))
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#define U64V_2(x) U32V_2(static_cast<uint32_t>(x))
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#define U64V_3(x) U32V_3(static_cast<uint32_t>(x))
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#define U64V_4(x) U32V_4(static_cast<uint32_t>(x))
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#define U64V_5(x) \
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static_cast<uint8_t>((uint64_t{x} & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 7) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 14) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 21) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 28) & MASK_7))
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#define U64V_6(x) \
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static_cast<uint8_t>((uint64_t{x} & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 7) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 14) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 21) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 28) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 35) & MASK_7))
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#define U64V_10(x) \
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static_cast<uint8_t>((uint64_t{x} & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 7) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 14) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 21) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 28) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 35) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 42) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 49) & MASK_7) | 0x80), \
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static_cast<uint8_t>(((uint64_t{x} >> 56) & MASK_7) | 0x80), \
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static_cast<uint8_t>((uint64_t{x} >> 63) & MASK_7)
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// Convenience macros for building Wasm bytecode directly into a byte array.
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//------------------------------------------------------------------------------
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// Control.
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//------------------------------------------------------------------------------
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#define WASM_NOP kExprNop
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#define WASM_END kExprEnd
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#define ARITY_0 0
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#define ARITY_1 1
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#define ARITY_2 2
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#define DEPTH_0 0
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#define DEPTH_1 1
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#define DEPTH_2 2
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#define WASM_HEAP_TYPE(heap_type) static_cast<byte>((heap_type).code() & 0x7f)
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#define WASM_REF_TYPE(type) \
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(type).kind() == kRef ? kRefCode : kOptRefCode, \
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WASM_HEAP_TYPE((type).heap_type())
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#define WASM_BLOCK(...) kExprBlock, kVoidCode, __VA_ARGS__, kExprEnd
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#define WASM_BLOCK_I(...) kExprBlock, kI32Code, __VA_ARGS__, kExprEnd
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#define WASM_BLOCK_L(...) kExprBlock, kI64Code, __VA_ARGS__, kExprEnd
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#define WASM_BLOCK_F(...) kExprBlock, kF32Code, __VA_ARGS__, kExprEnd
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#define WASM_BLOCK_D(...) kExprBlock, kF64Code, __VA_ARGS__, kExprEnd
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#define WASM_BLOCK_T(t, ...) \
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kExprBlock, static_cast<byte>((t).value_type_code()), __VA_ARGS__, kExprEnd
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#define WASM_BLOCK_R(type, ...) \
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kExprBlock, WASM_REF_TYPE(type), __VA_ARGS__, kExprEnd
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#define WASM_BLOCK_X(index, ...) \
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kExprBlock, static_cast<byte>(index), __VA_ARGS__, kExprEnd
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#define WASM_INFINITE_LOOP kExprLoop, kVoidCode, kExprBr, DEPTH_0, kExprEnd
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#define WASM_LOOP(...) kExprLoop, kVoidCode, __VA_ARGS__, kExprEnd
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#define WASM_LOOP_I(...) kExprLoop, kI32Code, __VA_ARGS__, kExprEnd
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#define WASM_LOOP_L(...) kExprLoop, kI64Code, __VA_ARGS__, kExprEnd
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#define WASM_LOOP_F(...) kExprLoop, kF32Code, __VA_ARGS__, kExprEnd
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#define WASM_LOOP_D(...) kExprLoop, kF64Code, __VA_ARGS__, kExprEnd
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#define WASM_LOOP_T(t, ...) \
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kExprLoop, static_cast<byte>((t).value_type_code()), __VA_ARGS__, kExprEnd
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#define WASM_LOOP_R(t, ...) kExprLoop, TYPE_IMM(t), __VA_ARGS__, kExprEnd
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#define WASM_LOOP_X(index, ...) \
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kExprLoop, static_cast<byte>(index), __VA_ARGS__, kExprEnd
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#define WASM_IF(cond, ...) cond, kExprIf, kVoidCode, __VA_ARGS__, kExprEnd
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#define WASM_IF_T(t, cond, ...) \
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cond, kExprIf, static_cast<byte>((t).value_type_code()), __VA_ARGS__, kExprEnd
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#define WASM_IF_R(t, cond, ...) \
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cond, kExprIf, TYPE_IMM(t), __VA_ARGS__, kExprEnd
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#define WASM_IF_X(index, cond, ...) \
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cond, kExprIf, static_cast<byte>(index), __VA_ARGS__, kExprEnd
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#define WASM_IF_ELSE(cond, tstmt, fstmt) \
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cond, kExprIf, kVoidCode, tstmt, kExprElse, fstmt, kExprEnd
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#define WASM_IF_ELSE_I(cond, tstmt, fstmt) \
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cond, kExprIf, kI32Code, tstmt, kExprElse, fstmt, kExprEnd
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#define WASM_IF_ELSE_L(cond, tstmt, fstmt) \
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cond, kExprIf, kI64Code, tstmt, kExprElse, fstmt, kExprEnd
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#define WASM_IF_ELSE_F(cond, tstmt, fstmt) \
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cond, kExprIf, kF32Code, tstmt, kExprElse, fstmt, kExprEnd
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#define WASM_IF_ELSE_D(cond, tstmt, fstmt) \
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cond, kExprIf, kF64Code, tstmt, kExprElse, fstmt, kExprEnd
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#define WASM_IF_ELSE_T(t, cond, tstmt, fstmt) \
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cond, kExprIf, static_cast<byte>((t).value_type_code()), tstmt, kExprElse, \
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fstmt, kExprEnd
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#define WASM_IF_ELSE_R(t, cond, tstmt, fstmt) \
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cond, kExprIf, WASM_REF_TYPE(t), tstmt, kExprElse, fstmt, kExprEnd
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#define WASM_IF_ELSE_X(index, cond, tstmt, fstmt) \
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cond, kExprIf, static_cast<byte>(index), tstmt, kExprElse, fstmt, kExprEnd
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#define WASM_TRY_T(t, trystmt) \
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kExprTry, static_cast<byte>((t).value_type_code()), trystmt, kExprEnd
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#define WASM_TRY_CATCH_T(t, trystmt, catchstmt, except) \
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kExprTry, static_cast<byte>((t).value_type_code()), trystmt, kExprCatch, \
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except, catchstmt, kExprEnd
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#define WASM_TRY_CATCH_CATCH_T(t, trystmt, except1, catchstmt1, except2, \
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catchstmt2) \
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kExprTry, static_cast<byte>((t).value_type_code()), trystmt, kExprCatch, \
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except1, catchstmt1, kExprCatch, except2, catchstmt2, kExprEnd
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#define WASM_TRY_CATCH_R(t, trystmt, catchstmt) \
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kExprTry, WASM_REF_TYPE(t), trystmt, kExprCatch, catchstmt, kExprEnd
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#define WASM_TRY_CATCH_ALL_T(t, trystmt, catchstmt) \
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kExprTry, static_cast<byte>((t).value_type_code()), trystmt, kExprCatchAll, \
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catchstmt, kExprEnd
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#define WASM_TRY_DELEGATE(trystmt, depth) \
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kExprTry, kVoidCode, trystmt, kExprDelegate, depth
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#define WASM_TRY_DELEGATE_T(t, trystmt, depth) \
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kExprTry, static_cast<byte>((t).value_type_code()), trystmt, kExprDelegate, \
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depth
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#define WASM_SELECT(tval, fval, cond) tval, fval, cond, kExprSelect
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#define WASM_SELECT_I(tval, fval, cond) \
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tval, fval, cond, kExprSelectWithType, U32V_1(1), kI32Code
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#define WASM_SELECT_L(tval, fval, cond) \
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tval, fval, cond, kExprSelectWithType, U32V_1(1), kI64Code
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#define WASM_SELECT_F(tval, fval, cond) \
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tval, fval, cond, kExprSelectWithType, U32V_1(1), kF32Code
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#define WASM_SELECT_D(tval, fval, cond) \
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tval, fval, cond, kExprSelectWithType, U32V_1(1), kF64Code
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#define WASM_SELECT_R(tval, fval, cond) \
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tval, fval, cond, kExprSelectWithType, U32V_1(1), kExternRefCode
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#define WASM_SELECT_A(tval, fval, cond) \
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tval, fval, cond, kExprSelectWithType, U32V_1(1), kFuncRefCode
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#define WASM_RETURN0 kExprReturn
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#define WASM_RETURN1(val) val, kExprReturn
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#define WASM_RETURNN(count, ...) __VA_ARGS__, kExprReturn
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#define WASM_BR(depth) kExprBr, static_cast<byte>(depth)
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#define WASM_BR_IF(depth, cond) cond, kExprBrIf, static_cast<byte>(depth)
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#define WASM_BR_IFD(depth, val, cond) \
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val, cond, kExprBrIf, static_cast<byte>(depth), kExprDrop
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#define WASM_CONTINUE(depth) kExprBr, static_cast<byte>(depth)
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#define WASM_UNREACHABLE kExprUnreachable
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#define WASM_RETURN(...) __VA_ARGS__, kExprReturn
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#define WASM_BR_TABLE(key, count, ...) \
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key, kExprBrTable, U32V_1(count), __VA_ARGS__
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#define WASM_CASE(x) static_cast<byte>(x), static_cast<byte>(x >> 8)
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#define WASM_CASE_BR(x) static_cast<byte>(x), static_cast<byte>(0x80 | (x) >> 8)
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#define WASM_THROW(index) kExprThrow, static_cast<byte>(index)
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//------------------------------------------------------------------------------
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// Misc expressions.
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//------------------------------------------------------------------------------
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#define WASM_STMTS(...) __VA_ARGS__
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#define WASM_ZERO WASM_I32V_1(0)
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#define WASM_ONE WASM_I32V_1(1)
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#define WASM_ZERO64 WASM_I64V_1(0)
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#define WASM_ONE64 WASM_I64V_1(1)
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#define I32V_MIN(length) -(1 << (6 + (7 * ((length)-1))))
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#define I32V_MAX(length) ((1 << (6 + (7 * ((length)-1)))) - 1)
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#define I64V_MIN(length) -(1LL << (6 + (7 * ((length)-1))))
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#define I64V_MAX(length) ((1LL << (6 + 7 * ((length)-1))) - 1)
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#define I32V_IN_RANGE(value, length) \
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((value) >= I32V_MIN(length) && (value) <= I32V_MAX(length))
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#define I64V_IN_RANGE(value, length) \
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((value) >= I64V_MIN(length) && (value) <= I64V_MAX(length))
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#define WASM_NO_LOCALS 0
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//------------------------------------------------------------------------------
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// Helpers for encoding sections and other fields with length prefix.
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//------------------------------------------------------------------------------
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template <typename... Args>
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std::integral_constant<size_t, sizeof...(Args)> CountArgsHelper(Args...);
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#define COUNT_ARGS(...) (decltype(CountArgsHelper(__VA_ARGS__))::value)
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template <size_t num>
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struct CheckLEB1 : std::integral_constant<size_t, num> {
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static_assert(num <= I32V_MAX(1), "LEB range check");
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};
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#define CHECK_LEB1(num) CheckLEB1<num>::value
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#define ADD_COUNT(...) CHECK_LEB1(COUNT_ARGS(__VA_ARGS__)), __VA_ARGS__
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#define SECTION(name, ...) k##name##SectionCode, ADD_COUNT(__VA_ARGS__)
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namespace v8 {
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namespace internal {
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namespace wasm {
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inline void CheckI32v(int32_t value, int length) {
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DCHECK(length >= 1 && length <= 5);
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DCHECK(length == 5 || I32V_IN_RANGE(value, length));
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}
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inline void CheckI64v(int64_t value, int length) {
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DCHECK(length >= 1 && length <= 10);
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DCHECK(length == 10 || I64V_IN_RANGE(value, length));
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}
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inline WasmOpcode LoadStoreOpcodeOf(MachineType type, bool store) {
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switch (type.representation()) {
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case MachineRepresentation::kWord8:
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return store ? kExprI32StoreMem8
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: type.IsSigned() ? kExprI32LoadMem8S : kExprI32LoadMem8U;
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case MachineRepresentation::kWord16:
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return store ? kExprI32StoreMem16
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: type.IsSigned() ? kExprI32LoadMem16S : kExprI32LoadMem16U;
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case MachineRepresentation::kWord32:
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return store ? kExprI32StoreMem : kExprI32LoadMem;
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case MachineRepresentation::kWord64:
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return store ? kExprI64StoreMem : kExprI64LoadMem;
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case MachineRepresentation::kFloat32:
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return store ? kExprF32StoreMem : kExprF32LoadMem;
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case MachineRepresentation::kFloat64:
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return store ? kExprF64StoreMem : kExprF64LoadMem;
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case MachineRepresentation::kSimd128:
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return store ? kExprS128StoreMem : kExprS128LoadMem;
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default:
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UNREACHABLE();
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}
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}
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} // namespace wasm
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} // namespace internal
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} // namespace v8
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//------------------------------------------------------------------------------
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// Int32 Const operations
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//------------------------------------------------------------------------------
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#define WASM_I32V(val) kExprI32Const, U32V_5(val)
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#define WASM_I32V_1(val) \
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static_cast<byte>(CheckI32v((val), 1), kExprI32Const), U32V_1(val)
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#define WASM_I32V_2(val) \
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static_cast<byte>(CheckI32v((val), 2), kExprI32Const), U32V_2(val)
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#define WASM_I32V_3(val) \
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static_cast<byte>(CheckI32v((val), 3), kExprI32Const), U32V_3(val)
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#define WASM_I32V_4(val) \
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static_cast<byte>(CheckI32v((val), 4), kExprI32Const), U32V_4(val)
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#define WASM_I32V_5(val) \
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static_cast<byte>(CheckI32v((val), 5), kExprI32Const), U32V_5(val)
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//------------------------------------------------------------------------------
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// Int64 Const operations
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//------------------------------------------------------------------------------
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#define WASM_I64V(val) \
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kExprI64Const, \
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static_cast<byte>((static_cast<int64_t>(val) & MASK_7) | 0x80), \
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static_cast<byte>(((static_cast<int64_t>(val) >> 7) & MASK_7) | 0x80), \
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static_cast<byte>(((static_cast<int64_t>(val) >> 14) & MASK_7) | 0x80), \
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static_cast<byte>(((static_cast<int64_t>(val) >> 21) & MASK_7) | 0x80), \
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static_cast<byte>(((static_cast<int64_t>(val) >> 28) & MASK_7) | 0x80), \
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static_cast<byte>(((static_cast<int64_t>(val) >> 35) & MASK_7) | 0x80), \
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static_cast<byte>(((static_cast<int64_t>(val) >> 42) & MASK_7) | 0x80), \
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static_cast<byte>(((static_cast<int64_t>(val) >> 49) & MASK_7) | 0x80), \
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static_cast<byte>(((static_cast<int64_t>(val) >> 56) & MASK_7) | 0x80), \
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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_LOCAL_GET(index) kExprLocalGet, static_cast<byte>(index)
|
|
#define WASM_LOCAL_SET(index, val) val, kExprLocalSet, static_cast<byte>(index)
|
|
#define WASM_LOCAL_TEE(index, val) val, kExprLocalTee, static_cast<byte>(index)
|
|
#define WASM_DROP kExprDrop
|
|
#define WASM_GLOBAL_GET(index) kExprGlobalGet, static_cast<byte>(index)
|
|
#define WASM_GLOBAL_SET(index, val) \
|
|
val, kExprGlobalSet, static_cast<byte>(index)
|
|
#define WASM_TABLE_GET(table_index, index) \
|
|
index, kExprTableGet, static_cast<byte>(table_index)
|
|
#define WASM_TABLE_SET(table_index, index, val) \
|
|
index, val, kExprTableSet, 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_RETHROW(index) kExprRethrow, static_cast<byte>(index)
|
|
|
|
#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
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Heap-allocated object operations.
|
|
//------------------------------------------------------------------------------
|
|
#define WASM_GC_OP(op) kGCPrefix, static_cast<byte>(op)
|
|
#define WASM_STRUCT_NEW_WITH_RTT(index, ...) \
|
|
__VA_ARGS__, WASM_GC_OP(kExprStructNewWithRtt), static_cast<byte>(index)
|
|
#define WASM_STRUCT_NEW_DEFAULT(index, rtt) \
|
|
rtt, WASM_GC_OP(kExprStructNewDefault), static_cast<byte>(index)
|
|
#define WASM_STRUCT_GET(typeidx, fieldidx, struct_obj) \
|
|
struct_obj, WASM_GC_OP(kExprStructGet), static_cast<byte>(typeidx), \
|
|
static_cast<byte>(fieldidx)
|
|
#define WASM_STRUCT_GET_S(typeidx, fieldidx, struct_obj) \
|
|
struct_obj, WASM_GC_OP(kExprStructGetS), static_cast<byte>(typeidx), \
|
|
static_cast<byte>(fieldidx)
|
|
#define WASM_STRUCT_GET_U(typeidx, fieldidx, struct_obj) \
|
|
struct_obj, WASM_GC_OP(kExprStructGetU), static_cast<byte>(typeidx), \
|
|
static_cast<byte>(fieldidx)
|
|
#define WASM_STRUCT_SET(typeidx, fieldidx, struct_obj, value) \
|
|
struct_obj, value, WASM_GC_OP(kExprStructSet), static_cast<byte>(typeidx), \
|
|
static_cast<byte>(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(ref, rtt) ref, rtt, WASM_GC_OP(kExprRefTest)
|
|
#define WASM_REF_CAST(ref, rtt) ref, rtt, WASM_GC_OP(kExprRefCast)
|
|
// Takes a reference value from the value stack to allow sequences of
|
|
// conditional branches.
|
|
#define WASM_BR_ON_CAST(depth, rtt) \
|
|
rtt, WASM_GC_OP(kExprBrOnCast), static_cast<byte>(depth)
|
|
#define WASM_BR_ON_CAST_FAIL(depth, rtt) \
|
|
rtt, WASM_GC_OP(kExprBrOnCastFail), static_cast<byte>(depth)
|
|
|
|
#define WASM_REF_IS_FUNC(ref) ref, WASM_GC_OP(kExprRefIsFunc)
|
|
#define WASM_REF_IS_DATA(ref) ref, WASM_GC_OP(kExprRefIsData)
|
|
#define WASM_REF_IS_I31(ref) ref, WASM_GC_OP(kExprRefIsI31)
|
|
#define WASM_REF_AS_FUNC(ref) ref, WASM_GC_OP(kExprRefAsFunc)
|
|
#define WASM_REF_AS_DATA(ref) ref, WASM_GC_OP(kExprRefAsData)
|
|
#define WASM_REF_AS_I31(ref) ref, WASM_GC_OP(kExprRefAsI31)
|
|
#define WASM_BR_ON_FUNC(depth) \
|
|
WASM_GC_OP(kExprBrOnFunc), static_cast<byte>(depth)
|
|
#define WASM_BR_ON_DATA(depth) \
|
|
WASM_GC_OP(kExprBrOnData), static_cast<byte>(depth)
|
|
#define WASM_BR_ON_I31(depth) WASM_GC_OP(kExprBrOnI31), static_cast<byte>(depth)
|
|
#define WASM_BR_ON_NON_FUNC(depth) \
|
|
WASM_GC_OP(kExprBrOnNonFunc), static_cast<byte>(depth)
|
|
#define WASM_BR_ON_NON_DATA(depth) \
|
|
WASM_GC_OP(kExprBrOnNonData), static_cast<byte>(depth)
|
|
#define WASM_BR_ON_NON_I31(depth) \
|
|
WASM_GC_OP(kExprBrOnNonI31), static_cast<byte>(depth)
|
|
|
|
#define WASM_ARRAY_NEW_WITH_RTT(index, default_value, length, rtt) \
|
|
default_value, length, rtt, WASM_GC_OP(kExprArrayNewWithRtt), \
|
|
static_cast<byte>(index)
|
|
#define WASM_ARRAY_NEW_DEFAULT(index, length, rtt) \
|
|
length, rtt, WASM_GC_OP(kExprArrayNewDefault), static_cast<byte>(index)
|
|
#define WASM_ARRAY_GET(typeidx, array, index) \
|
|
array, index, WASM_GC_OP(kExprArrayGet), static_cast<byte>(typeidx)
|
|
#define WASM_ARRAY_GET_U(typeidx, array, index) \
|
|
array, index, WASM_GC_OP(kExprArrayGetU), static_cast<byte>(typeidx)
|
|
#define WASM_ARRAY_GET_S(typeidx, array, index) \
|
|
array, index, WASM_GC_OP(kExprArrayGetS), static_cast<byte>(typeidx)
|
|
#define WASM_ARRAY_SET(typeidx, array, index, value) \
|
|
array, index, value, WASM_GC_OP(kExprArraySet), static_cast<byte>(typeidx)
|
|
#define WASM_ARRAY_LEN(typeidx, array) \
|
|
array, WASM_GC_OP(kExprArrayLen), static_cast<byte>(typeidx)
|
|
#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<byte>(dst_idx), \
|
|
static_cast<byte>(src_idx)
|
|
#define WASM_ARRAY_INIT(index, length, ...) \
|
|
__VA_ARGS__, WASM_GC_OP(kExprArrayInit), static_cast<byte>(index), \
|
|
static_cast<byte>(length)
|
|
|
|
#define WASM_RTT_WITH_DEPTH(depth, typeidx) \
|
|
kRttWithDepthCode, U32V_1(depth), U32V_1(typeidx)
|
|
#define WASM_RTT(typeidx) kRttCode, U32V_1(typeidx)
|
|
#define WASM_RTT_CANON(typeidx) \
|
|
WASM_GC_OP(kExprRttCanon), static_cast<byte>(typeidx)
|
|
#define WASM_RTT_SUB(typeidx, supertype) \
|
|
supertype, WASM_GC_OP(kExprRttSub), static_cast<byte>(typeidx)
|
|
#define WASM_RTT_FRESH_SUB(typeidx, supertype) \
|
|
supertype, WASM_GC_OP(kExprRttFreshSub), static_cast<byte>(typeidx)
|
|
|
|
#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<byte>(depth)
|
|
|
|
#define WASM_BR_ON_NON_NULL(depth, ref_object) \
|
|
ref_object, kExprBrOnNonNull, static_cast<byte>(depth)
|
|
|
|
// Pass: sig_index, ...args, func_index
|
|
#define WASM_CALL_INDIRECT(sig_index, ...) \
|
|
__VA_ARGS__, kExprCallIndirect, static_cast<byte>(sig_index), TABLE_ZERO
|
|
#define WASM_CALL_INDIRECT_TABLE(table, sig_index, ...) \
|
|
__VA_ARGS__, kExprCallIndirect, static_cast<byte>(sig_index), \
|
|
static_cast<byte>(table)
|
|
#define WASM_RETURN_CALL_INDIRECT(sig_index, ...) \
|
|
__VA_ARGS__, kExprReturnCallIndirect, static_cast<byte>(sig_index), TABLE_ZERO
|
|
|
|
#define WASM_CALL_REF(func_ref, ...) __VA_ARGS__, func_ref, kExprCallRef
|
|
|
|
#define WASM_RETURN_CALL_REF(func_ref, ...) \
|
|
__VA_ARGS__, func_ref, kExprReturnCallRef
|
|
|
|
// shift locals by 1; let (locals[0]: local_type) = value in ...
|
|
#define WASM_LET_1_V(local_type, value, ...) \
|
|
value, kExprLet, kVoidCode, U32V_1(1), U32V_1(1), local_type, __VA_ARGS__, \
|
|
kExprEnd
|
|
#define WASM_LET_1_I(local_type, value, ...) \
|
|
value, kExprLet, kI32Code, U32V_1(1), U32V_1(1), local_type, __VA_ARGS__, \
|
|
kExprEnd
|
|
// shift locals by 2;
|
|
// let (locals[0]: local_type_1) = value_1,
|
|
// (locals[1]: local_type_2) = value_2
|
|
// in ...
|
|
#define WASM_LET_2_I(local_type_1, value_1, local_type_2, value_2, ...) \
|
|
value_1, value_2, kExprLet, kI32Code, U32V_1(2), U32V_1(1), local_type_1, \
|
|
U32V_1(1), local_type_2, __VA_ARGS__, kExprEnd
|
|
|
|
#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<byte>(index), kExprI32Const, 1, kExprI32Add, \
|
|
kExprLocalTee, static_cast<byte>(index)
|
|
#define WASM_INC_LOCAL_BYV(index, count) \
|
|
kExprLocalGet, static_cast<byte>(index), kExprI32Const, \
|
|
static_cast<byte>(count), kExprI32Add, kExprLocalTee, \
|
|
static_cast<byte>(index)
|
|
#define WASM_INC_LOCAL_BY(index, count) \
|
|
kExprLocalGet, static_cast<byte>(index), kExprI32Const, \
|
|
static_cast<byte>(count), kExprI32Add, kExprLocalSet, \
|
|
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(table, seg, dst, src, size) \
|
|
dst, src, size, WASM_NUMERIC_OP(kExprTableInit), U32V_1(seg), \
|
|
static_cast<byte>(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<byte>(table_dst), static_cast<byte>(table_src)
|
|
#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)
|
|
#define WASM_TABLE_FILL(table, times, value, start) \
|
|
times, value, start, WASM_NUMERIC_OP(kExprTableFill), static_cast<byte>(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<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, kVoidCode, __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
|
|
#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<byte>(val)
|
|
// Encode all simd ops as a 2-byte LEB.
|
|
#define WASM_SIMD_OP(op) kSimdPrefix, U32V_2(op & 0xff)
|
|
#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_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)
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#define WASM_SIMD_I64x2_REPLACE_LANE(lane, x, y) \
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x, y, WASM_SIMD_OP(kExprI64x2ReplaceLane), TO_BYTE(lane)
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#define WASM_SIMD_I32x4_SPLAT(x) WASM_SIMD_SPLAT(I32x4, x)
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#define WASM_SIMD_I32x4_EXTRACT_LANE(lane, x) \
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x, WASM_SIMD_OP(kExprI32x4ExtractLane), TO_BYTE(lane)
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#define WASM_SIMD_I32x4_REPLACE_LANE(lane, x, y) \
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x, y, WASM_SIMD_OP(kExprI32x4ReplaceLane), TO_BYTE(lane)
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#define WASM_SIMD_I16x8_SPLAT(x) WASM_SIMD_SPLAT(I16x8, x)
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#define WASM_SIMD_I16x8_EXTRACT_LANE(lane, x) \
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x, WASM_SIMD_OP(kExprI16x8ExtractLaneS), TO_BYTE(lane)
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#define WASM_SIMD_I16x8_EXTRACT_LANE_U(lane, x) \
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x, WASM_SIMD_OP(kExprI16x8ExtractLaneU), TO_BYTE(lane)
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#define WASM_SIMD_I16x8_REPLACE_LANE(lane, x, y) \
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x, y, WASM_SIMD_OP(kExprI16x8ReplaceLane), TO_BYTE(lane)
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#define WASM_SIMD_I8x16_SPLAT(x) WASM_SIMD_SPLAT(I8x16, x)
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#define WASM_SIMD_I8x16_EXTRACT_LANE(lane, x) \
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x, WASM_SIMD_OP(kExprI8x16ExtractLaneS), TO_BYTE(lane)
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#define WASM_SIMD_I8x16_EXTRACT_LANE_U(lane, x) \
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x, WASM_SIMD_OP(kExprI8x16ExtractLaneU), TO_BYTE(lane)
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#define WASM_SIMD_I8x16_REPLACE_LANE(lane, x, y) \
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x, y, WASM_SIMD_OP(kExprI8x16ReplaceLane), TO_BYTE(lane)
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|
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#define WASM_SIMD_I8x16_SHUFFLE_OP(opcode, m, x, y) \
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x, y, WASM_SIMD_OP(opcode), TO_BYTE(m[0]), TO_BYTE(m[1]), TO_BYTE(m[2]), \
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TO_BYTE(m[3]), TO_BYTE(m[4]), TO_BYTE(m[5]), TO_BYTE(m[6]), \
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TO_BYTE(m[7]), TO_BYTE(m[8]), TO_BYTE(m[9]), TO_BYTE(m[10]), \
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TO_BYTE(m[11]), TO_BYTE(m[12]), TO_BYTE(m[13]), TO_BYTE(m[14]), \
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TO_BYTE(m[15])
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|
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#define WASM_SIMD_LOAD_MEM(index) \
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index, WASM_SIMD_OP(kExprS128LoadMem), ZERO_ALIGNMENT, ZERO_OFFSET
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#define WASM_SIMD_LOAD_MEM_OFFSET(offset, index) \
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index, WASM_SIMD_OP(kExprS128LoadMem), ZERO_ALIGNMENT, offset
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#define WASM_SIMD_STORE_MEM(index, val) \
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index, val, WASM_SIMD_OP(kExprS128StoreMem), ZERO_ALIGNMENT, ZERO_OFFSET
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#define WASM_SIMD_STORE_MEM_OFFSET(offset, index, val) \
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index, val, WASM_SIMD_OP(kExprS128StoreMem), ZERO_ALIGNMENT, offset
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|
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#define WASM_SIMD_F64x2_QFMA(a, b, c) a, b, c, WASM_SIMD_OP(kExprF64x2Qfma)
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#define WASM_SIMD_F64x2_QFMS(a, b, c) a, b, c, WASM_SIMD_OP(kExprF64x2Qfms)
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|
#define WASM_SIMD_F32x4_QFMA(a, b, c) a, b, c, WASM_SIMD_OP(kExprF32x4Qfma)
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|
#define WASM_SIMD_F32x4_QFMS(a, b, c) a, b, c, WASM_SIMD_OP(kExprF32x4Qfms)
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|
|
|
// Like WASM_SIMD_LOAD_MEM but needs the load opcode.
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|
#define WASM_SIMD_LOAD_OP(opcode, index) \
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|
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) \
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|
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_
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