b58439238b
Now that the BytecodeGenerator has a dedicated register holding the generator object, BytecodeGenerator::VisitSuspend can access the generator directly from that register. This reduces by one the number of live registers at each suspend point. Bug: v8:6351, v8:6460 Change-Id: I380a9d2bd8ca7eec6720e5392c1ca07dd0df0e2d Reviewed-on: https://chromium-review.googlesource.com/522982 Commit-Queue: Adam Klein <adamk@chromium.org> Reviewed-by: Jaroslav Sevcik <jarin@chromium.org> Reviewed-by: Leszek Swirski <leszeks@chromium.org> Cr-Commit-Position: refs/heads/master@{#45710}
1294 lines
48 KiB
Plaintext
1294 lines
48 KiB
Plaintext
#
|
|
# Autogenerated by generate-bytecode-expectations.
|
|
#
|
|
|
|
---
|
|
wrap: no
|
|
test function name: f
|
|
async iteration: yes
|
|
|
|
---
|
|
snippet: "
|
|
async function f() {
|
|
for await (let x of [1, 2, 3]) {}
|
|
}
|
|
f();
|
|
"
|
|
frame size: 26
|
|
parameter count: 1
|
|
bytecode array length: 703
|
|
bytecodes: [
|
|
B(Mov), R(new_target), R(11),
|
|
B(Ldar), R(new_target),
|
|
B(JumpIfUndefined), U8(25),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetContext), R(11), U8(1),
|
|
B(PushContext), R(13),
|
|
B(RestoreGeneratorState), R(11),
|
|
B(Star), R(12),
|
|
B(SwitchOnSmiNoFeedback), U8(0), U8(3), I8(0),
|
|
B(LdaSmi), I8(79),
|
|
B(Star), R(14),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(14), U8(1),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(Mov), R(closure), R(14),
|
|
B(Mov), R(this), R(15),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(14), U8(2),
|
|
B(Star), R(2),
|
|
/* 16 E> */ B(StackCheck),
|
|
B(LdaUndefined),
|
|
B(Star), R(14),
|
|
B(CallJSRuntime), U8(%async_function_promise_create), R(14), U8(1),
|
|
B(Star), R(7),
|
|
B(Mov), R(context), R(16),
|
|
B(Mov), R(2), R(11),
|
|
B(Mov), R(context), R(17),
|
|
B(LdaZero),
|
|
B(Star), R(6),
|
|
B(Mov), R(context), R(20),
|
|
B(Mov), R(context), R(21),
|
|
/* 43 S> */ B(CreateArrayLiteral), U8(3), U8(3), U8(17),
|
|
B(Star), R(22),
|
|
B(LdaNamedProperty), R(22), U8(4), U8(8),
|
|
B(JumpIfUndefined), U8(17),
|
|
B(JumpIfNull), U8(15),
|
|
B(Star), R(23),
|
|
B(CallProperty0), R(23), R(22), U8(10),
|
|
B(JumpIfJSReceiver), U8(23),
|
|
B(CallRuntime), U16(Runtime::kThrowSymbolAsyncIteratorInvalid), R(0), U8(0),
|
|
B(LdaNamedProperty), R(22), U8(5), U8(4),
|
|
B(Star), R(23),
|
|
B(CallProperty0), R(23), R(22), U8(6),
|
|
B(Star), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateAsyncFromSyncIterator), R(23), U8(1),
|
|
B(Star), R(4),
|
|
B(Ldar), R(12),
|
|
B(SwitchOnSmiNoFeedback), U8(6), U8(1), I8(0),
|
|
B(LdaSmi), I8(-2),
|
|
/* 43 E> */ B(TestEqualStrictNoFeedback), R(12),
|
|
B(JumpIfTrue), U8(11),
|
|
B(LdaSmi), I8(79),
|
|
B(Star), R(22),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(22), U8(1),
|
|
/* 40 S> */ B(LdaUndefined),
|
|
B(Star), R(22),
|
|
B(LdaNamedProperty), R(4), U8(7), U8(14),
|
|
B(Star), R(24),
|
|
B(CallProperty0), R(24), R(4), U8(12),
|
|
B(Star), R(24),
|
|
B(Mov), R(2), R(23),
|
|
B(Mov), R(7), R(25),
|
|
B(CallJSRuntime), U8(%async_function_await_uncaught), R(22), U8(4),
|
|
B(LdaZero),
|
|
B(Mov), R(7), R(22),
|
|
B(SuspendGenerator), R(11), R(0), U8(22), U8(2),
|
|
B(Ldar), R(22),
|
|
/* 57 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(22),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(8), U8(2), I8(0),
|
|
B(Ldar), R(22),
|
|
/* 40 E> */ B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(24),
|
|
B(Mov), R(22), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(23), U8(2),
|
|
B(Star), R(19),
|
|
B(LdaZero),
|
|
B(Star), R(18),
|
|
B(Jump), U8(98),
|
|
B(Mov), R(22), R(5),
|
|
/* 40 E> */ B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(22), U8(1),
|
|
B(ToBooleanLogicalNot),
|
|
B(JumpIfFalse), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(5), U8(1),
|
|
B(LdaNamedProperty), R(5), U8(10), U8(16),
|
|
B(JumpIfToBooleanTrue), U8(25),
|
|
B(LdaNamedProperty), R(5), U8(11), U8(18),
|
|
B(Star), R(8),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(6),
|
|
B(Mov), R(8), R(3),
|
|
/* 23 E> */ B(StackCheck),
|
|
B(Mov), R(3), R(0),
|
|
B(LdaZero),
|
|
B(Star), R(6),
|
|
B(JumpLoop), U8(141), I8(0),
|
|
B(Jump), U8(40),
|
|
B(Star), R(22),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(22), U8(12), U8(13),
|
|
B(Star), R(21),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(21),
|
|
B(PushContext), R(22),
|
|
B(LdaSmi), I8(2),
|
|
B(TestEqualStrict), R(6), U8(20),
|
|
B(JumpIfFalse), U8(6),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(6),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(23),
|
|
B(CallRuntime), U16(Runtime::kReThrow), R(23), U8(1),
|
|
B(PopContext), R(22),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(18),
|
|
B(Jump), U8(8),
|
|
B(Star), R(19),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(18),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(20),
|
|
B(LdaZero),
|
|
B(TestEqualStrict), R(6), U8(21),
|
|
B(JumpIfTrue), U8(247),
|
|
B(LdaNamedProperty), R(4), U8(14), U8(22),
|
|
B(Star), R(9),
|
|
B(TestUndetectable),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(236),
|
|
B(LdaSmi), I8(1),
|
|
B(TestEqualStrict), R(6), U8(25),
|
|
B(JumpIfFalse), U8(133),
|
|
B(Ldar), R(9),
|
|
B(TestTypeOf), U8(5),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(18),
|
|
B(Wide), B(LdaSmi), I16(130),
|
|
B(Star), R(21),
|
|
B(LdaConstant), U8(15),
|
|
B(Star), R(22),
|
|
B(CallRuntime), U16(Runtime::kNewTypeError), R(21), U8(2),
|
|
B(Throw),
|
|
B(Mov), R(context), R(21),
|
|
B(LdaUndefined),
|
|
B(Star), R(22),
|
|
B(Mov), R(9), R(24),
|
|
B(Mov), R(4), R(25),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(24), U8(2),
|
|
B(Star), R(24),
|
|
B(Mov), R(2), R(23),
|
|
B(Mov), R(7), R(25),
|
|
B(CallJSRuntime), U8(%async_function_await_caught), R(22), U8(4),
|
|
B(LdaSmi), I8(1),
|
|
B(Mov), R(7), R(22),
|
|
B(SuspendGenerator), R(11), R(0), U8(22), U8(2),
|
|
B(Ldar), R(22),
|
|
/* 57 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(22),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(16), U8(2), I8(0),
|
|
B(Ldar), R(22),
|
|
B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(24),
|
|
B(Mov), R(22), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(23), U8(2),
|
|
B(Star), R(15),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Jump), U8(222),
|
|
B(Ldar), R(22),
|
|
B(Jump), U8(20),
|
|
B(Star), R(22),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(22), U8(12), U8(18),
|
|
B(Star), R(21),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(21),
|
|
B(PushContext), R(22),
|
|
B(PopContext), R(22),
|
|
B(Jump), U8(98),
|
|
B(LdaUndefined),
|
|
B(Star), R(21),
|
|
B(Mov), R(9), R(23),
|
|
B(Mov), R(4), R(24),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(23), U8(2),
|
|
B(Star), R(23),
|
|
B(Mov), R(2), R(22),
|
|
B(Mov), R(7), R(24),
|
|
B(CallJSRuntime), U8(%async_function_await_uncaught), R(21), U8(4),
|
|
B(LdaSmi), I8(2),
|
|
B(Mov), R(7), R(21),
|
|
B(SuspendGenerator), R(11), R(0), U8(21), U8(2),
|
|
B(Ldar), R(21),
|
|
/* 57 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(21),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(21),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(19), U8(2), I8(0),
|
|
B(Ldar), R(21),
|
|
B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(23),
|
|
B(Mov), R(21), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(22), U8(2),
|
|
B(Star), R(15),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Jump), U8(118),
|
|
B(Mov), R(21), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(21), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(10), U8(1),
|
|
B(Ldar), R(20),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(18),
|
|
B(SwitchOnSmiNoFeedback), U8(21), U8(2), I8(0),
|
|
B(Jump), U8(13),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(19), R(15),
|
|
B(Jump), U8(83),
|
|
B(Ldar), R(19),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
B(Star), R(18),
|
|
B(LdaUndefined),
|
|
B(Star), R(20),
|
|
B(Mov), R(7), R(19),
|
|
B(CallJSRuntime), U8(%promise_resolve), R(18), U8(3),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(7), R(15),
|
|
B(Jump), U8(59),
|
|
B(Jump), U8(45),
|
|
B(Star), R(18),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(18), U8(12), U8(23),
|
|
B(Star), R(17),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(17),
|
|
B(PushContext), R(18),
|
|
B(LdaUndefined),
|
|
B(Star), R(19),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(21),
|
|
B(LdaFalse),
|
|
B(Star), R(22),
|
|
B(Mov), R(7), R(20),
|
|
B(CallJSRuntime), U8(%promise_internal_reject), R(19), U8(4),
|
|
B(PopContext), R(18),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(7), R(15),
|
|
B(Jump), U8(14),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(14),
|
|
B(Jump), U8(8),
|
|
B(Star), R(15),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(14),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(16),
|
|
B(LdaUndefined),
|
|
B(Star), R(17),
|
|
B(Mov), R(7), R(18),
|
|
B(CallJSRuntime), U8(%async_function_promise_release), R(17), U8(2),
|
|
B(Ldar), R(16),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(14),
|
|
B(SwitchOnSmiNoFeedback), U8(24), U8(2), I8(0),
|
|
B(Jump), U8(8),
|
|
B(Ldar), R(15),
|
|
/* 57 S> */ B(Return),
|
|
B(Ldar), R(15),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
/* 57 S> */ B(Return),
|
|
]
|
|
constant pool: [
|
|
Smi [102],
|
|
Smi [391],
|
|
Smi [495],
|
|
TUPLE2_TYPE,
|
|
SYMBOL_TYPE,
|
|
SYMBOL_TYPE,
|
|
Smi [56],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
|
|
Smi [24],
|
|
Smi [7],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
|
|
FIXED_ARRAY_TYPE,
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
|
|
Smi [24],
|
|
Smi [7],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [24],
|
|
Smi [7],
|
|
Smi [6],
|
|
Smi [14],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [6],
|
|
Smi [9],
|
|
]
|
|
handlers: [
|
|
[62, 658, 664],
|
|
[65, 613, 615],
|
|
[71, 303, 309],
|
|
[74, 263, 265],
|
|
[370, 452, 454],
|
|
]
|
|
|
|
---
|
|
snippet: "
|
|
async function f() {
|
|
for await (let x of [1, 2, 3]) { return x; }
|
|
}
|
|
f();
|
|
"
|
|
frame size: 26
|
|
parameter count: 1
|
|
bytecode array length: 731
|
|
bytecodes: [
|
|
B(Mov), R(new_target), R(11),
|
|
B(Ldar), R(new_target),
|
|
B(JumpIfUndefined), U8(25),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetContext), R(11), U8(1),
|
|
B(PushContext), R(13),
|
|
B(RestoreGeneratorState), R(11),
|
|
B(Star), R(12),
|
|
B(SwitchOnSmiNoFeedback), U8(0), U8(3), I8(0),
|
|
B(LdaSmi), I8(79),
|
|
B(Star), R(14),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(14), U8(1),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(Mov), R(closure), R(14),
|
|
B(Mov), R(this), R(15),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(14), U8(2),
|
|
B(Star), R(2),
|
|
/* 16 E> */ B(StackCheck),
|
|
B(LdaUndefined),
|
|
B(Star), R(14),
|
|
B(CallJSRuntime), U8(%async_function_promise_create), R(14), U8(1),
|
|
B(Star), R(7),
|
|
B(Mov), R(context), R(16),
|
|
B(Mov), R(2), R(11),
|
|
B(Mov), R(context), R(17),
|
|
B(LdaZero),
|
|
B(Star), R(6),
|
|
B(Mov), R(context), R(20),
|
|
B(Mov), R(context), R(21),
|
|
/* 43 S> */ B(CreateArrayLiteral), U8(3), U8(3), U8(17),
|
|
B(Star), R(22),
|
|
B(LdaNamedProperty), R(22), U8(4), U8(8),
|
|
B(JumpIfUndefined), U8(17),
|
|
B(JumpIfNull), U8(15),
|
|
B(Star), R(23),
|
|
B(CallProperty0), R(23), R(22), U8(10),
|
|
B(JumpIfJSReceiver), U8(23),
|
|
B(CallRuntime), U16(Runtime::kThrowSymbolAsyncIteratorInvalid), R(0), U8(0),
|
|
B(LdaNamedProperty), R(22), U8(5), U8(4),
|
|
B(Star), R(23),
|
|
B(CallProperty0), R(23), R(22), U8(6),
|
|
B(Star), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateAsyncFromSyncIterator), R(23), U8(1),
|
|
B(Star), R(4),
|
|
B(Ldar), R(12),
|
|
B(SwitchOnSmiNoFeedback), U8(6), U8(1), I8(0),
|
|
B(LdaSmi), I8(-2),
|
|
/* 43 E> */ B(TestEqualStrictNoFeedback), R(12),
|
|
B(JumpIfTrue), U8(11),
|
|
B(LdaSmi), I8(79),
|
|
B(Star), R(22),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(22), U8(1),
|
|
/* 40 S> */ B(LdaUndefined),
|
|
B(Star), R(22),
|
|
B(LdaNamedProperty), R(4), U8(7), U8(14),
|
|
B(Star), R(24),
|
|
B(CallProperty0), R(24), R(4), U8(12),
|
|
B(Star), R(24),
|
|
B(Mov), R(2), R(23),
|
|
B(Mov), R(7), R(25),
|
|
B(CallJSRuntime), U8(%async_function_await_uncaught), R(22), U8(4),
|
|
B(LdaZero),
|
|
B(Mov), R(7), R(22),
|
|
B(SuspendGenerator), R(11), R(0), U8(22), U8(2),
|
|
B(Ldar), R(22),
|
|
/* 68 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(22),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(8), U8(2), I8(0),
|
|
B(Ldar), R(22),
|
|
/* 40 E> */ B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(24),
|
|
B(Mov), R(22), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(23), U8(2),
|
|
B(Star), R(19),
|
|
B(LdaZero),
|
|
B(Star), R(18),
|
|
B(Jump), U8(101),
|
|
B(Mov), R(22), R(5),
|
|
/* 40 E> */ B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(22), U8(1),
|
|
B(ToBooleanLogicalNot),
|
|
B(JumpIfFalse), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(5), U8(1),
|
|
B(LdaNamedProperty), R(5), U8(10), U8(16),
|
|
B(JumpIfToBooleanTrue), U8(28),
|
|
B(LdaNamedProperty), R(5), U8(11), U8(18),
|
|
B(Star), R(8),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(6),
|
|
B(Mov), R(8), R(3),
|
|
/* 23 E> */ B(StackCheck),
|
|
B(Mov), R(3), R(0),
|
|
/* 56 S> */ B(LdaSmi), I8(1),
|
|
B(Star), R(18),
|
|
B(Mov), R(0), R(19),
|
|
B(Jump), U8(54),
|
|
B(Jump), U8(40),
|
|
B(Star), R(22),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(22), U8(12), U8(13),
|
|
B(Star), R(21),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(21),
|
|
B(PushContext), R(22),
|
|
B(LdaSmi), I8(2),
|
|
B(TestEqualStrict), R(6), U8(20),
|
|
B(JumpIfFalse), U8(6),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(6),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(23),
|
|
B(CallRuntime), U16(Runtime::kReThrow), R(23), U8(1),
|
|
B(PopContext), R(22),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(18),
|
|
B(Jump), U8(8),
|
|
B(Star), R(19),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(18),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(20),
|
|
B(LdaZero),
|
|
B(TestEqualStrict), R(6), U8(21),
|
|
B(JumpIfTrue), U8(247),
|
|
B(LdaNamedProperty), R(4), U8(14), U8(22),
|
|
B(Star), R(9),
|
|
B(TestUndetectable),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(236),
|
|
B(LdaSmi), I8(1),
|
|
B(TestEqualStrict), R(6), U8(25),
|
|
B(JumpIfFalse), U8(133),
|
|
B(Ldar), R(9),
|
|
B(TestTypeOf), U8(5),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(18),
|
|
B(Wide), B(LdaSmi), I16(130),
|
|
B(Star), R(21),
|
|
B(LdaConstant), U8(15),
|
|
B(Star), R(22),
|
|
B(CallRuntime), U16(Runtime::kNewTypeError), R(21), U8(2),
|
|
B(Throw),
|
|
B(Mov), R(context), R(21),
|
|
B(LdaUndefined),
|
|
B(Star), R(22),
|
|
B(Mov), R(9), R(24),
|
|
B(Mov), R(4), R(25),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(24), U8(2),
|
|
B(Star), R(24),
|
|
B(Mov), R(2), R(23),
|
|
B(Mov), R(7), R(25),
|
|
B(CallJSRuntime), U8(%async_function_await_caught), R(22), U8(4),
|
|
B(LdaSmi), I8(1),
|
|
B(Mov), R(7), R(22),
|
|
B(SuspendGenerator), R(11), R(0), U8(22), U8(2),
|
|
B(Ldar), R(22),
|
|
/* 68 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(22),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(16), U8(2), I8(0),
|
|
B(Ldar), R(22),
|
|
B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(24),
|
|
B(Mov), R(22), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(23), U8(2),
|
|
B(Star), R(15),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Jump), U8(231),
|
|
B(Ldar), R(22),
|
|
B(Jump), U8(20),
|
|
B(Star), R(22),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(22), U8(12), U8(18),
|
|
B(Star), R(21),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(21),
|
|
B(PushContext), R(22),
|
|
B(PopContext), R(22),
|
|
B(Jump), U8(98),
|
|
B(LdaUndefined),
|
|
B(Star), R(21),
|
|
B(Mov), R(9), R(23),
|
|
B(Mov), R(4), R(24),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(23), U8(2),
|
|
B(Star), R(23),
|
|
B(Mov), R(2), R(22),
|
|
B(Mov), R(7), R(24),
|
|
B(CallJSRuntime), U8(%async_function_await_uncaught), R(21), U8(4),
|
|
B(LdaSmi), I8(2),
|
|
B(Mov), R(7), R(21),
|
|
B(SuspendGenerator), R(11), R(0), U8(21), U8(2),
|
|
B(Ldar), R(21),
|
|
/* 68 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(21),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(21),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(19), U8(2), I8(0),
|
|
B(Ldar), R(21),
|
|
B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(23),
|
|
B(Mov), R(21), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(22), U8(2),
|
|
B(Star), R(15),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Jump), U8(127),
|
|
B(Mov), R(21), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(21), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(10), U8(1),
|
|
B(Ldar), R(20),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(18),
|
|
B(SwitchOnSmiNoFeedback), U8(21), U8(3), I8(0),
|
|
B(Jump), U8(22),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(19), R(15),
|
|
B(Jump), U8(92),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(14),
|
|
B(Mov), R(19), R(15),
|
|
B(Jump), U8(83),
|
|
B(Ldar), R(19),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
B(Star), R(18),
|
|
B(LdaUndefined),
|
|
B(Star), R(20),
|
|
B(Mov), R(7), R(19),
|
|
B(CallJSRuntime), U8(%promise_resolve), R(18), U8(3),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(7), R(15),
|
|
B(Jump), U8(59),
|
|
B(Jump), U8(45),
|
|
B(Star), R(18),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(18), U8(12), U8(24),
|
|
B(Star), R(17),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(17),
|
|
B(PushContext), R(18),
|
|
B(LdaUndefined),
|
|
B(Star), R(19),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(21),
|
|
B(LdaFalse),
|
|
B(Star), R(22),
|
|
B(Mov), R(7), R(20),
|
|
B(CallJSRuntime), U8(%promise_internal_reject), R(19), U8(4),
|
|
B(PopContext), R(18),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(7), R(15),
|
|
B(Jump), U8(14),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(14),
|
|
B(Jump), U8(8),
|
|
B(Star), R(15),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(14),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(16),
|
|
B(LdaUndefined),
|
|
B(Star), R(17),
|
|
B(Mov), R(7), R(18),
|
|
B(CallJSRuntime), U8(%async_function_promise_release), R(17), U8(2),
|
|
B(Ldar), R(16),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(14),
|
|
B(SwitchOnSmiNoFeedback), U8(25), U8(3), I8(0),
|
|
B(Jump), U8(24),
|
|
B(Ldar), R(15),
|
|
/* 68 S> */ B(Return),
|
|
B(LdaUndefined),
|
|
B(Star), R(17),
|
|
B(Mov), R(7), R(18),
|
|
B(Mov), R(15), R(19),
|
|
B(CallJSRuntime), U8(%promise_resolve), R(17), U8(3),
|
|
B(Ldar), R(7),
|
|
/* 68 S> */ B(Return),
|
|
B(Ldar), R(15),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
/* 68 S> */ B(Return),
|
|
]
|
|
constant pool: [
|
|
Smi [102],
|
|
Smi [394],
|
|
Smi [498],
|
|
TUPLE2_TYPE,
|
|
SYMBOL_TYPE,
|
|
SYMBOL_TYPE,
|
|
Smi [56],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
|
|
Smi [24],
|
|
Smi [7],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
|
|
FIXED_ARRAY_TYPE,
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
|
|
Smi [24],
|
|
Smi [7],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [24],
|
|
Smi [7],
|
|
Smi [6],
|
|
Smi [14],
|
|
Smi [23],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [6],
|
|
Smi [9],
|
|
Smi [25],
|
|
]
|
|
handlers: [
|
|
[62, 670, 676],
|
|
[65, 625, 627],
|
|
[71, 306, 312],
|
|
[74, 266, 268],
|
|
[373, 455, 457],
|
|
]
|
|
|
|
---
|
|
snippet: "
|
|
async function f() {
|
|
for await (let x of [10, 20, 30]) {
|
|
if (x == 10) continue;
|
|
if (x == 20) break;
|
|
}
|
|
}
|
|
f();
|
|
"
|
|
frame size: 26
|
|
parameter count: 1
|
|
bytecode array length: 721
|
|
bytecodes: [
|
|
B(Mov), R(new_target), R(11),
|
|
B(Ldar), R(new_target),
|
|
B(JumpIfUndefined), U8(25),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetContext), R(11), U8(1),
|
|
B(PushContext), R(13),
|
|
B(RestoreGeneratorState), R(11),
|
|
B(Star), R(12),
|
|
B(SwitchOnSmiNoFeedback), U8(0), U8(3), I8(0),
|
|
B(LdaSmi), I8(79),
|
|
B(Star), R(14),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(14), U8(1),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(Mov), R(closure), R(14),
|
|
B(Mov), R(this), R(15),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(14), U8(2),
|
|
B(Star), R(2),
|
|
/* 16 E> */ B(StackCheck),
|
|
B(LdaUndefined),
|
|
B(Star), R(14),
|
|
B(CallJSRuntime), U8(%async_function_promise_create), R(14), U8(1),
|
|
B(Star), R(7),
|
|
B(Mov), R(context), R(16),
|
|
B(Mov), R(2), R(11),
|
|
B(Mov), R(context), R(17),
|
|
B(LdaZero),
|
|
B(Star), R(6),
|
|
B(Mov), R(context), R(20),
|
|
B(Mov), R(context), R(21),
|
|
/* 43 S> */ B(CreateArrayLiteral), U8(3), U8(3), U8(17),
|
|
B(Star), R(22),
|
|
B(LdaNamedProperty), R(22), U8(4), U8(8),
|
|
B(JumpIfUndefined), U8(17),
|
|
B(JumpIfNull), U8(15),
|
|
B(Star), R(23),
|
|
B(CallProperty0), R(23), R(22), U8(10),
|
|
B(JumpIfJSReceiver), U8(23),
|
|
B(CallRuntime), U16(Runtime::kThrowSymbolAsyncIteratorInvalid), R(0), U8(0),
|
|
B(LdaNamedProperty), R(22), U8(5), U8(4),
|
|
B(Star), R(23),
|
|
B(CallProperty0), R(23), R(22), U8(6),
|
|
B(Star), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateAsyncFromSyncIterator), R(23), U8(1),
|
|
B(Star), R(4),
|
|
B(Ldar), R(12),
|
|
B(SwitchOnSmiNoFeedback), U8(6), U8(1), I8(0),
|
|
B(LdaSmi), I8(-2),
|
|
/* 43 E> */ B(TestEqualStrictNoFeedback), R(12),
|
|
B(JumpIfTrue), U8(11),
|
|
B(LdaSmi), I8(79),
|
|
B(Star), R(22),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(22), U8(1),
|
|
/* 40 S> */ B(LdaUndefined),
|
|
B(Star), R(22),
|
|
B(LdaNamedProperty), R(4), U8(7), U8(14),
|
|
B(Star), R(24),
|
|
B(CallProperty0), R(24), R(4), U8(12),
|
|
B(Star), R(24),
|
|
B(Mov), R(2), R(23),
|
|
B(Mov), R(7), R(25),
|
|
B(CallJSRuntime), U8(%async_function_await_uncaught), R(22), U8(4),
|
|
B(LdaZero),
|
|
B(Mov), R(7), R(22),
|
|
B(SuspendGenerator), R(11), R(0), U8(22), U8(2),
|
|
B(Ldar), R(22),
|
|
/* 114 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(22),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(8), U8(2), I8(0),
|
|
B(Ldar), R(22),
|
|
/* 40 E> */ B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(24),
|
|
B(Mov), R(22), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(23), U8(2),
|
|
B(Star), R(19),
|
|
B(LdaZero),
|
|
B(Star), R(18),
|
|
B(Jump), U8(116),
|
|
B(Mov), R(22), R(5),
|
|
/* 40 E> */ B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(22), U8(1),
|
|
B(ToBooleanLogicalNot),
|
|
B(JumpIfFalse), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(5), U8(1),
|
|
B(LdaNamedProperty), R(5), U8(10), U8(16),
|
|
B(JumpIfToBooleanTrue), U8(43),
|
|
B(LdaNamedProperty), R(5), U8(11), U8(18),
|
|
B(Star), R(8),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(6),
|
|
B(Mov), R(8), R(3),
|
|
/* 23 E> */ B(StackCheck),
|
|
B(Mov), R(3), R(0),
|
|
/* 63 S> */ B(LdaSmi), I8(10),
|
|
/* 69 E> */ B(TestEqual), R(0), U8(20),
|
|
B(JumpIfFalse), U8(4),
|
|
/* 76 S> */ B(Jump), U8(14),
|
|
/* 90 S> */ B(LdaSmi), I8(20),
|
|
/* 96 E> */ B(TestEqual), R(0), U8(21),
|
|
B(JumpIfFalse), U8(4),
|
|
/* 103 S> */ B(Jump), U8(8),
|
|
B(LdaZero),
|
|
B(Star), R(6),
|
|
B(JumpLoop), U8(159), I8(0),
|
|
B(Jump), U8(40),
|
|
B(Star), R(22),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(22), U8(12), U8(13),
|
|
B(Star), R(21),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(21),
|
|
B(PushContext), R(22),
|
|
B(LdaSmi), I8(2),
|
|
B(TestEqualStrict), R(6), U8(22),
|
|
B(JumpIfFalse), U8(6),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(6),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(23),
|
|
B(CallRuntime), U16(Runtime::kReThrow), R(23), U8(1),
|
|
B(PopContext), R(22),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(18),
|
|
B(Jump), U8(8),
|
|
B(Star), R(19),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(18),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(20),
|
|
B(LdaZero),
|
|
B(TestEqualStrict), R(6), U8(23),
|
|
B(JumpIfTrue), U8(247),
|
|
B(LdaNamedProperty), R(4), U8(14), U8(24),
|
|
B(Star), R(9),
|
|
B(TestUndetectable),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(236),
|
|
B(LdaSmi), I8(1),
|
|
B(TestEqualStrict), R(6), U8(27),
|
|
B(JumpIfFalse), U8(133),
|
|
B(Ldar), R(9),
|
|
B(TestTypeOf), U8(5),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(18),
|
|
B(Wide), B(LdaSmi), I16(130),
|
|
B(Star), R(21),
|
|
B(LdaConstant), U8(15),
|
|
B(Star), R(22),
|
|
B(CallRuntime), U16(Runtime::kNewTypeError), R(21), U8(2),
|
|
B(Throw),
|
|
B(Mov), R(context), R(21),
|
|
B(LdaUndefined),
|
|
B(Star), R(22),
|
|
B(Mov), R(9), R(24),
|
|
B(Mov), R(4), R(25),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(24), U8(2),
|
|
B(Star), R(24),
|
|
B(Mov), R(2), R(23),
|
|
B(Mov), R(7), R(25),
|
|
B(CallJSRuntime), U8(%async_function_await_caught), R(22), U8(4),
|
|
B(LdaSmi), I8(1),
|
|
B(Mov), R(7), R(22),
|
|
B(SuspendGenerator), R(11), R(0), U8(22), U8(2),
|
|
B(Ldar), R(22),
|
|
/* 114 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(22),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(16), U8(2), I8(0),
|
|
B(Ldar), R(22),
|
|
B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(24),
|
|
B(Mov), R(22), R(23),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(23), U8(2),
|
|
B(Star), R(15),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Jump), U8(222),
|
|
B(Ldar), R(22),
|
|
B(Jump), U8(20),
|
|
B(Star), R(22),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(22), U8(12), U8(18),
|
|
B(Star), R(21),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(21),
|
|
B(PushContext), R(22),
|
|
B(PopContext), R(22),
|
|
B(Jump), U8(98),
|
|
B(LdaUndefined),
|
|
B(Star), R(21),
|
|
B(Mov), R(9), R(23),
|
|
B(Mov), R(4), R(24),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(23), U8(2),
|
|
B(Star), R(23),
|
|
B(Mov), R(2), R(22),
|
|
B(Mov), R(7), R(24),
|
|
B(CallJSRuntime), U8(%async_function_await_uncaught), R(21), U8(4),
|
|
B(LdaSmi), I8(2),
|
|
B(Mov), R(7), R(21),
|
|
B(SuspendGenerator), R(11), R(0), U8(21), U8(2),
|
|
B(Ldar), R(21),
|
|
/* 114 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(11), R(0), U8(21),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(11), U8(1),
|
|
B(Star), R(21),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(11), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(19), U8(2), I8(0),
|
|
B(Ldar), R(21),
|
|
B(ReThrow),
|
|
B(LdaTrue),
|
|
B(Star), R(23),
|
|
B(Mov), R(21), R(22),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(22), U8(2),
|
|
B(Star), R(15),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Jump), U8(118),
|
|
B(Mov), R(21), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(21), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(10), U8(1),
|
|
B(Ldar), R(20),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(18),
|
|
B(SwitchOnSmiNoFeedback), U8(21), U8(2), I8(0),
|
|
B(Jump), U8(13),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(19), R(15),
|
|
B(Jump), U8(83),
|
|
B(Ldar), R(19),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
B(Star), R(18),
|
|
B(LdaUndefined),
|
|
B(Star), R(20),
|
|
B(Mov), R(7), R(19),
|
|
B(CallJSRuntime), U8(%promise_resolve), R(18), U8(3),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(7), R(15),
|
|
B(Jump), U8(59),
|
|
B(Jump), U8(45),
|
|
B(Star), R(18),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(18), U8(12), U8(23),
|
|
B(Star), R(17),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(17),
|
|
B(PushContext), R(18),
|
|
B(LdaUndefined),
|
|
B(Star), R(19),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(21),
|
|
B(LdaFalse),
|
|
B(Star), R(22),
|
|
B(Mov), R(7), R(20),
|
|
B(CallJSRuntime), U8(%promise_internal_reject), R(19), U8(4),
|
|
B(PopContext), R(18),
|
|
B(LdaZero),
|
|
B(Star), R(14),
|
|
B(Mov), R(7), R(15),
|
|
B(Jump), U8(14),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(14),
|
|
B(Jump), U8(8),
|
|
B(Star), R(15),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(14),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(16),
|
|
B(LdaUndefined),
|
|
B(Star), R(17),
|
|
B(Mov), R(7), R(18),
|
|
B(CallJSRuntime), U8(%async_function_promise_release), R(17), U8(2),
|
|
B(Ldar), R(16),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(14),
|
|
B(SwitchOnSmiNoFeedback), U8(24), U8(2), I8(0),
|
|
B(Jump), U8(8),
|
|
B(Ldar), R(15),
|
|
/* 114 S> */ B(Return),
|
|
B(Ldar), R(15),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
/* 114 S> */ B(Return),
|
|
]
|
|
constant pool: [
|
|
Smi [102],
|
|
Smi [409],
|
|
Smi [513],
|
|
TUPLE2_TYPE,
|
|
SYMBOL_TYPE,
|
|
SYMBOL_TYPE,
|
|
Smi [56],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
|
|
Smi [24],
|
|
Smi [7],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
|
|
FIXED_ARRAY_TYPE,
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
|
|
Smi [24],
|
|
Smi [7],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [24],
|
|
Smi [7],
|
|
Smi [6],
|
|
Smi [14],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [6],
|
|
Smi [9],
|
|
]
|
|
handlers: [
|
|
[62, 676, 682],
|
|
[65, 631, 633],
|
|
[71, 321, 327],
|
|
[74, 281, 283],
|
|
[388, 470, 472],
|
|
]
|
|
|
|
---
|
|
snippet: "
|
|
async function f() {
|
|
var x = { 'a': 1, 'b': 2 };
|
|
for (x['a'] of [1,2,3]) { return x['a']; }
|
|
}
|
|
f();
|
|
"
|
|
frame size: 19
|
|
parameter count: 1
|
|
bytecode array length: 432
|
|
bytecodes: [
|
|
/* 16 E> */ B(StackCheck),
|
|
B(LdaUndefined),
|
|
B(Star), R(9),
|
|
B(CallJSRuntime), U8(%async_function_promise_create), R(9), U8(1),
|
|
B(Star), R(8),
|
|
B(Mov), R(context), R(11),
|
|
B(Mov), R(context), R(12),
|
|
/* 31 S> */ B(CreateObjectLiteral), U8(0), U8(3), U8(19), R(13),
|
|
B(Mov), R(13), R(1),
|
|
B(LdaZero),
|
|
B(Star), R(4),
|
|
B(Mov), R(context), R(15),
|
|
B(Mov), R(context), R(16),
|
|
/* 68 S> */ B(CreateArrayLiteral), U8(1), U8(4), U8(17),
|
|
B(Star), R(17),
|
|
B(LdaNamedProperty), R(17), U8(2), U8(5),
|
|
B(Star), R(18),
|
|
B(CallProperty0), R(18), R(17), U8(7),
|
|
B(JumpIfJSReceiver), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
|
|
B(Star), R(2),
|
|
/* 59 S> */ B(LdaNamedProperty), R(2), U8(3), U8(11),
|
|
B(Star), R(17),
|
|
B(CallProperty0), R(17), R(2), U8(9),
|
|
B(Star), R(3),
|
|
/* 59 E> */ B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(3), U8(1),
|
|
B(ToBooleanLogicalNot),
|
|
B(JumpIfFalse), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(3), U8(1),
|
|
B(LdaNamedProperty), R(3), U8(4), U8(13),
|
|
B(JumpIfToBooleanTrue), U8(31),
|
|
/* 58 E> */ B(LdaNamedProperty), R(3), U8(5), U8(15),
|
|
B(Star), R(5),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(4),
|
|
B(Ldar), R(5),
|
|
B(StaNamedPropertySloppy), R(1), U8(6), U8(17),
|
|
/* 53 E> */ B(StackCheck),
|
|
/* 79 S> */ B(Nop),
|
|
/* 87 E> */ B(LdaNamedProperty), R(1), U8(6), U8(19),
|
|
B(Star), R(14),
|
|
B(LdaZero),
|
|
B(Star), R(13),
|
|
B(Jump), U8(54),
|
|
B(Jump), U8(40),
|
|
B(Star), R(17),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(17), U8(7), U8(8),
|
|
B(Star), R(16),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(16),
|
|
B(PushContext), R(17),
|
|
B(LdaSmi), I8(2),
|
|
B(TestEqualStrict), R(4), U8(21),
|
|
B(JumpIfFalse), U8(6),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(4),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(18),
|
|
B(CallRuntime), U16(Runtime::kReThrow), R(18), U8(1),
|
|
B(PopContext), R(17),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(13),
|
|
B(Jump), U8(8),
|
|
B(Star), R(14),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(13),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(15),
|
|
B(LdaZero),
|
|
B(TestEqualStrict), R(4), U8(22),
|
|
B(JumpIfTrue), U8(104),
|
|
B(LdaNamedProperty), R(2), U8(9), U8(23),
|
|
B(Star), R(6),
|
|
B(TestUndetectable),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(93),
|
|
B(LdaSmi), I8(1),
|
|
B(TestEqualStrict), R(4), U8(26),
|
|
B(JumpIfFalse), U8(61),
|
|
B(Ldar), R(6),
|
|
B(TestTypeOf), U8(5),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(18),
|
|
B(Wide), B(LdaSmi), I16(130),
|
|
B(Star), R(16),
|
|
B(LdaConstant), U8(10),
|
|
B(Star), R(17),
|
|
B(CallRuntime), U16(Runtime::kNewTypeError), R(16), U8(2),
|
|
B(Throw),
|
|
B(Mov), R(context), R(16),
|
|
B(Mov), R(6), R(17),
|
|
B(Mov), R(2), R(18),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(17), U8(2),
|
|
B(Jump), U8(20),
|
|
B(Star), R(17),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(17), U8(7), U8(11),
|
|
B(Star), R(16),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(16),
|
|
B(PushContext), R(17),
|
|
B(PopContext), R(17),
|
|
B(Jump), U8(27),
|
|
B(Mov), R(6), R(16),
|
|
B(Mov), R(2), R(17),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(16), U8(2),
|
|
B(Star), R(7),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(7), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(7), U8(1),
|
|
B(Ldar), R(15),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(13),
|
|
B(SwitchOnSmiNoFeedback), U8(12), U8(2), I8(0),
|
|
B(Jump), U8(13),
|
|
B(LdaZero),
|
|
B(Star), R(9),
|
|
B(Mov), R(14), R(10),
|
|
B(Jump), U8(85),
|
|
B(Ldar), R(14),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
B(Star), R(13),
|
|
B(LdaUndefined),
|
|
B(Star), R(15),
|
|
B(Mov), R(8), R(14),
|
|
B(CallJSRuntime), U8(%promise_resolve), R(13), U8(3),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(9),
|
|
B(Mov), R(8), R(10),
|
|
B(Jump), U8(60),
|
|
B(Jump), U8(46),
|
|
B(Star), R(13),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(13), U8(7), U8(14),
|
|
B(Star), R(12),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(12),
|
|
B(PushContext), R(13),
|
|
B(LdaUndefined),
|
|
B(Star), R(14),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(16),
|
|
B(LdaFalse),
|
|
B(Star), R(17),
|
|
B(Mov), R(8), R(15),
|
|
B(CallJSRuntime), U8(%promise_internal_reject), R(14), U8(4),
|
|
B(PopContext), R(13),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(9),
|
|
B(Mov), R(8), R(10),
|
|
B(Jump), U8(14),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(9),
|
|
B(Jump), U8(8),
|
|
B(Star), R(10),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(9),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(11),
|
|
B(LdaUndefined),
|
|
B(Star), R(12),
|
|
B(Mov), R(8), R(13),
|
|
B(CallJSRuntime), U8(%async_function_promise_release), R(12), U8(2),
|
|
B(Ldar), R(11),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(9),
|
|
B(SwitchOnSmiNoFeedback), U8(15), U8(3), I8(0),
|
|
B(Jump), U8(24),
|
|
B(LdaUndefined),
|
|
B(Star), R(12),
|
|
B(Mov), R(8), R(13),
|
|
B(Mov), R(10), R(14),
|
|
B(CallJSRuntime), U8(%promise_resolve), R(12), U8(3),
|
|
B(Ldar), R(8),
|
|
/* 96 S> */ B(Return),
|
|
B(Ldar), R(10),
|
|
/* 96 S> */ B(Return),
|
|
B(Ldar), R(10),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
/* 96 S> */ B(Return),
|
|
]
|
|
constant pool: [
|
|
FIXED_ARRAY_TYPE,
|
|
TUPLE2_TYPE,
|
|
SYMBOL_TYPE,
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["a"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
|
|
FIXED_ARRAY_TYPE,
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [6],
|
|
Smi [14],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [6],
|
|
Smi [22],
|
|
Smi [25],
|
|
]
|
|
handlers: [
|
|
[13, 371, 377],
|
|
[16, 325, 327],
|
|
[30, 157, 163],
|
|
[33, 117, 119],
|
|
[224, 234, 236],
|
|
]
|
|
|