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v8/test/cctest/interpreter/bytecode_expectations/ForOfLoop.golden
mvstanton c3f0e2a5b0 [ignition] Optimize JSGenerator creation 
As a first step towards improving generator creation, create a builtin
that can do it without a call to the runtime. Thread that builtin
into the interpreter via an intrinsic.

BUG=v8:6352
R=bmeurer@chromium.org

Review-Url: https://codereview.chromium.org/2861983002
Cr-Commit-Position: refs/heads/master@{#45145}
2017-05-05 18:33:00 +00:00

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#
# Autogenerated by generate-bytecode-expectations.
#
---
wrap: no
test function name: f
---
snippet: "
function f(arr) {
for (let x of arr) { let y = x; }
}
f([1, 2, 3]);
"
frame size: 17
parameter count: 2
bytecode array length: 271
bytecodes: [
/* 10 E> */ B(StackCheck),
B(LdaTheHole),
B(Star), R(2),
B(LdaZero),
B(Star), R(6),
B(Mov), R(context), R(13),
B(Mov), R(context), R(14),
/* 34 S> */ B(LdaNamedProperty), R(arg0), U8(0), U8(3),
B(Star), R(16),
B(CallProperty0), R(16), R(arg0), U8(5),
B(Mov), R(arg0), R(15),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(4),
/* 31 S> */ B(LdaNamedProperty), R(4), U8(1), U8(9),
B(Star), R(15),
/* 31 E> */ B(CallProperty0), R(15), R(4), U8(7),
B(Star), R(5),
/* 31 E> */ B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(5), U8(1),
B(ToBooleanLogicalNot),
B(JumpIfFalse), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(5), U8(1),
B(LdaNamedProperty), R(5), U8(2), U8(11),
B(JumpIfToBooleanTrue), U8(34),
B(LdaNamedProperty), R(5), U8(3), U8(13),
B(Star), R(7),
B(LdaSmi), I8(2),
B(Star), R(6),
B(Mov), R(7), R(3),
/* 20 E> */ B(StackCheck),
B(LdaTheHole),
B(Star), R(1),
B(Mov), R(7), R(1),
B(LdaTheHole),
B(Star), R(0),
/* 49 S> */ B(Mov), R(7), R(0),
B(LdaZero),
B(Star), R(6),
B(JumpLoop), U8(59), I8(0),
B(Jump), U8(36),
B(Star), R(15),
B(Ldar), R(closure),
/* 49 E> */ B(CreateCatchContext), R(15), U8(4), U8(5),
B(PushContext), R(10),
B(Star), R(14),
B(LdaSmi), I8(2),
B(TestEqualStrict), R(6), U8(15),
B(JumpIfFalse), U8(6),
B(LdaSmi), I8(1),
B(Star), R(6),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(15),
B(CallRuntime), U16(Runtime::kReThrow), R(15), U8(1),
B(PopContext), R(10),
B(LdaSmi), I8(-1),
B(Star), R(11),
B(Jump), U8(7),
B(Star), R(12),
B(LdaZero),
B(Star), R(11),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(13),
B(LdaZero),
B(TestEqualStrict), R(6), U8(16),
B(JumpIfTrue), U8(104),
B(LdaNamedProperty), R(4), U8(6), U8(17),
B(Star), R(8),
B(TestUndetectable),
B(JumpIfFalse), U8(4),
B(Jump), U8(93),
B(LdaSmi), I8(1),
B(TestEqualStrict), R(6), U8(20),
B(JumpIfFalse), U8(61),
B(Ldar), R(8),
B(TestTypeOf), U8(5),
B(JumpIfFalse), U8(4),
B(Jump), U8(18),
B(Wide), B(LdaSmi), I16(130),
B(Star), R(14),
B(LdaConstant), U8(7),
B(Star), R(15),
B(CallRuntime), U16(Runtime::kNewTypeError), R(14), U8(2),
B(Throw),
B(Mov), R(context), R(14),
B(Mov), R(8), R(15),
B(Mov), R(4), R(16),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(15), U8(2),
B(Jump), U8(20),
B(Star), R(15),
B(Ldar), R(closure),
B(CreateCatchContext), R(15), U8(4), U8(8),
B(Star), R(14),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(14),
B(PushContext), R(10),
B(PopContext), R(10),
B(Jump), U8(27),
B(Mov), R(8), R(14),
B(Mov), R(4), R(15),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(14), U8(2),
B(Star), R(9),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(9), U8(1),
B(JumpIfToBooleanFalse), U8(4),
B(Jump), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(9), U8(1),
B(Ldar), R(13),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(11),
B(JumpIfTrue), U8(4),
B(Jump), U8(5),
B(Ldar), R(12),
B(ReThrow),
B(LdaUndefined),
/* 54 S> */ B(Return),
]
constant pool: [
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 [".catch"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
FIXED_ARRAY_TYPE,
]
handlers: [
[10, 133, 139],
[13, 97, 99],
[199, 209, 211],
]
---
snippet: "
function f(arr) {
for (let x of arr) { eval('1'); }
}
f([1, 2, 3]);
"
frame size: 22
parameter count: 2
bytecode array length: 347
bytecodes: [
B(CreateFunctionContext), U8(4),
B(PushContext), R(7),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(5),
B(Ldar), R(arg0),
B(StaCurrentContextSlot), U8(4),
B(CreateMappedArguments),
B(StaCurrentContextSlot), U8(7),
B(Ldar), R(new_target),
B(StaCurrentContextSlot), U8(6),
/* 10 E> */ B(StackCheck),
B(Ldar), R(closure),
B(CreateBlockContext), U8(0),
B(PushContext), R(8),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaZero),
B(Star), R(3),
B(Mov), R(context), R(12),
B(Mov), R(context), R(13),
/* 34 S> */ B(LdaContextSlot), R(8), U8(4), U8(0),
B(Star), R(14),
B(LdaNamedProperty), R(14), U8(1), U8(3),
B(Star), R(15),
B(CallProperty0), R(15), R(14), U8(5),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(1),
/* 31 S> */ B(LdaNamedProperty), R(1), U8(2), U8(9),
B(Star), R(14),
/* 31 E> */ B(CallProperty0), R(14), R(1), U8(7),
B(Star), R(2),
/* 31 E> */ B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(2), U8(1),
B(ToBooleanLogicalNot),
B(JumpIfFalse), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(2), U8(1),
B(LdaNamedProperty), R(2), U8(3), U8(11),
B(JumpIfToBooleanTrue), U8(78),
B(LdaNamedProperty), R(2), U8(4), U8(13),
B(Star), R(4),
B(LdaSmi), I8(2),
B(Star), R(3),
B(Mov), R(4), R(0),
/* 20 E> */ B(StackCheck),
B(Ldar), R(closure),
B(CreateBlockContext), U8(5),
B(PushContext), R(9),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(Ldar), R(4),
B(StaCurrentContextSlot), U8(4),
/* 41 S> */ B(LdaLookupGlobalSlot), U8(6), U8(17), U8(1),
B(Star), R(14),
B(LdaConstant), U8(7),
B(Star), R(15),
B(LdaZero),
B(Star), R(19),
B(LdaSmi), I8(37),
B(Star), R(20),
B(LdaSmi), I8(41),
B(Star), R(21),
B(Mov), R(14), R(16),
B(Mov), R(15), R(17),
B(Mov), R(closure), R(18),
B(CallRuntime), U16(Runtime::kResolvePossiblyDirectEval), R(16), U8(6),
B(Star), R(14),
/* 41 E> */ B(CallUndefinedReceiver1), R(14), R(15), U8(15),
B(PopContext), R(9),
B(LdaZero),
B(Star), R(3),
B(JumpLoop), U8(103), I8(0),
B(Jump), U8(36),
B(Star), R(14),
B(Ldar), R(closure),
B(CreateCatchContext), R(14), U8(8), U8(9),
B(PushContext), R(9),
B(Star), R(13),
B(LdaSmi), I8(2),
B(TestEqualStrict), R(3), U8(19),
B(JumpIfFalse), U8(6),
B(LdaSmi), I8(1),
B(Star), R(3),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(14),
B(CallRuntime), U16(Runtime::kReThrow), R(14), U8(1),
B(PopContext), R(9),
B(LdaSmi), I8(-1),
B(Star), R(10),
B(Jump), U8(7),
B(Star), R(11),
B(LdaZero),
B(Star), R(10),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(12),
B(LdaZero),
B(TestEqualStrict), R(3), U8(20),
B(JumpIfTrue), U8(104),
B(LdaNamedProperty), R(1), U8(10), U8(21),
B(Star), R(5),
B(TestUndetectable),
B(JumpIfFalse), U8(4),
B(Jump), U8(93),
B(LdaSmi), I8(1),
B(TestEqualStrict), R(3), U8(24),
B(JumpIfFalse), U8(61),
B(Ldar), R(5),
B(TestTypeOf), U8(5),
B(JumpIfFalse), U8(4),
B(Jump), U8(18),
B(Wide), B(LdaSmi), I16(130),
B(Star), R(13),
B(LdaConstant), U8(11),
B(Star), R(14),
B(CallRuntime), U16(Runtime::kNewTypeError), R(13), U8(2),
B(Throw),
B(Mov), R(context), R(13),
B(Mov), R(5), R(14),
B(Mov), R(1), R(15),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(14), U8(2),
B(Jump), U8(20),
B(Star), R(14),
B(Ldar), R(closure),
B(CreateCatchContext), R(14), U8(8), U8(12),
B(Star), R(13),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(13),
B(PushContext), R(9),
B(PopContext), R(9),
B(Jump), U8(27),
B(Mov), R(5), R(13),
B(Mov), R(1), R(14),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(13), U8(2),
B(Star), R(6),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(6), U8(1),
B(JumpIfToBooleanFalse), U8(4),
B(Jump), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(6), U8(1),
B(Ldar), R(12),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(10),
B(JumpIfTrue), U8(4),
B(Jump), U8(7),
B(PopContext), R(7),
B(Ldar), R(11),
B(ReThrow),
B(PopContext), R(8),
B(LdaUndefined),
/* 54 S> */ B(Return),
]
constant pool: [
FIXED_ARRAY_TYPE,
SYMBOL_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["eval"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["1"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
FIXED_ARRAY_TYPE,
]
handlers: [
[35, 205, 211],
[38, 169, 171],
[271, 281, 283],
]
---
snippet: "
function f(arr) {
for (let x of arr) { (function() { return x; })(); }
}
f([1, 2, 3]);
"
frame size: 15
parameter count: 2
bytecode array length: 283
bytecodes: [
/* 10 E> */ B(StackCheck),
B(LdaTheHole),
B(Star), R(0),
B(LdaZero),
B(Star), R(4),
B(Mov), R(context), R(11),
B(Mov), R(context), R(12),
/* 34 S> */ B(LdaNamedProperty), R(arg0), U8(0), U8(3),
B(Star), R(14),
B(CallProperty0), R(14), R(arg0), U8(5),
B(Mov), R(arg0), R(13),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(2),
/* 31 S> */ B(LdaNamedProperty), R(2), U8(1), U8(9),
B(Star), R(13),
/* 31 E> */ B(CallProperty0), R(13), R(2), U8(7),
B(Star), R(3),
/* 31 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(2), U8(11),
B(JumpIfToBooleanTrue), U8(46),
B(LdaNamedProperty), R(3), U8(3), U8(13),
B(Star), R(5),
B(LdaSmi), I8(2),
B(Star), R(4),
B(Mov), R(5), R(1),
/* 20 E> */ B(StackCheck),
B(Ldar), R(closure),
B(CreateBlockContext), U8(4),
B(PushContext), R(8),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(Ldar), R(5),
B(StaCurrentContextSlot), U8(4),
/* 41 S> */ B(CreateClosure), U8(5), U8(17), U8(2),
B(Star), R(13),
/* 67 E> */ B(CallUndefinedReceiver0), R(13), U8(15),
B(PopContext), R(8),
B(LdaZero),
B(Star), R(4),
B(JumpLoop), U8(71), I8(0),
B(Jump), U8(36),
B(Star), R(13),
B(Ldar), R(closure),
B(CreateCatchContext), R(13), U8(6), U8(7),
B(PushContext), R(8),
B(Star), R(12),
B(LdaSmi), I8(2),
B(TestEqualStrict), R(4), U8(18),
B(JumpIfFalse), U8(6),
B(LdaSmi), I8(1),
B(Star), R(4),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kReThrow), R(13), U8(1),
B(PopContext), R(8),
B(LdaSmi), I8(-1),
B(Star), R(9),
B(Jump), U8(7),
B(Star), R(10),
B(LdaZero),
B(Star), R(9),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(11),
B(LdaZero),
B(TestEqualStrict), R(4), U8(19),
B(JumpIfTrue), U8(104),
B(LdaNamedProperty), R(2), U8(8), U8(20),
B(Star), R(6),
B(TestUndetectable),
B(JumpIfFalse), U8(4),
B(Jump), U8(93),
B(LdaSmi), I8(1),
B(TestEqualStrict), R(4), U8(23),
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(12),
B(LdaConstant), U8(9),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kNewTypeError), R(12), U8(2),
B(Throw),
B(Mov), R(context), R(12),
B(Mov), R(6), R(13),
B(Mov), R(2), R(14),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(13), U8(2),
B(Jump), U8(20),
B(Star), R(13),
B(Ldar), R(closure),
B(CreateCatchContext), R(13), U8(6), U8(10),
B(Star), R(12),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(12),
B(PushContext), R(8),
B(PopContext), R(8),
B(Jump), U8(27),
B(Mov), R(6), R(12),
B(Mov), R(2), R(13),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(12), 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(11),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(9),
B(JumpIfTrue), U8(4),
B(Jump), U8(5),
B(Ldar), R(10),
B(ReThrow),
B(LdaUndefined),
/* 73 S> */ B(Return),
]
constant pool: [
SYMBOL_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
FIXED_ARRAY_TYPE,
SHARED_FUNCTION_INFO_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
FIXED_ARRAY_TYPE,
]
handlers: [
[10, 145, 151],
[13, 109, 111],
[211, 221, 223],
]
---
snippet: "
function f(arr) {
for (let { x, y } of arr) { let z = x + y; }
}
f([{ x: 0, y: 3 }, { x: 1, y: 9 }, { x: -12, y: 17 }]);
"
frame size: 20
parameter count: 2
bytecode array length: 315
bytecodes: [
/* 10 E> */ B(StackCheck),
B(LdaTheHole),
B(Star), R(3),
B(LdaTheHole),
B(Star), R(4),
B(LdaZero),
B(Star), R(9),
B(Mov), R(context), R(16),
B(Mov), R(context), R(17),
/* 41 S> */ B(LdaNamedProperty), R(arg0), U8(0), U8(3),
B(Star), R(19),
B(CallProperty0), R(19), R(arg0), U8(5),
B(Mov), R(arg0), R(18),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(7),
/* 38 S> */ B(LdaNamedProperty), R(7), U8(1), U8(9),
B(Star), R(18),
/* 38 E> */ B(CallProperty0), R(18), R(7), U8(7),
B(Star), R(8),
/* 38 E> */ B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(8), U8(1),
B(ToBooleanLogicalNot),
B(JumpIfFalse), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(8), U8(1),
B(LdaNamedProperty), R(8), U8(2), U8(11),
B(JumpIfToBooleanTrue), U8(75),
B(LdaNamedProperty), R(8), U8(3), U8(13),
B(Star), R(10),
B(LdaSmi), I8(2),
B(Star), R(9),
B(Mov), R(10), R(5),
/* 20 E> */ B(StackCheck),
B(LdaTheHole),
B(Star), R(1),
B(LdaTheHole),
B(Star), R(2),
B(Mov), R(10), R(6),
B(Ldar), R(5),
B(JumpIfUndefined), U8(6),
B(Ldar), R(6),
B(JumpIfNotNull), U8(16),
B(LdaSmi), I8(61),
B(Star), R(18),
B(LdaConstant), U8(4),
B(Star), R(19),
B(CallRuntime), U16(Runtime::kNewTypeError), R(18), U8(2),
B(Throw),
/* 31 S> */ B(LdaNamedProperty), R(6), U8(5), U8(17),
B(Star), R(1),
/* 34 S> */ B(LdaNamedProperty), R(6), U8(6), U8(19),
B(Star), R(2),
B(LdaTheHole),
B(Star), R(0),
/* 58 S> */ B(Ldar), R(2),
/* 58 E> */ B(Add), R(1), U8(21),
B(Star), R(0),
B(LdaZero),
B(Star), R(9),
B(JumpLoop), U8(100), I8(0),
B(Jump), U8(36),
B(Star), R(18),
B(Ldar), R(closure),
/* 58 E> */ B(CreateCatchContext), R(18), U8(7), U8(8),
B(PushContext), R(13),
B(Star), R(17),
B(LdaSmi), I8(2),
B(TestEqualStrict), R(9), U8(22),
B(JumpIfFalse), U8(6),
B(LdaSmi), I8(1),
B(Star), R(9),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(18),
B(CallRuntime), U16(Runtime::kReThrow), R(18), U8(1),
B(PopContext), R(13),
B(LdaSmi), I8(-1),
B(Star), R(14),
B(Jump), U8(7),
B(Star), R(15),
B(LdaZero),
B(Star), R(14),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(16),
B(LdaZero),
B(TestEqualStrict), R(9), U8(23),
B(JumpIfTrue), U8(104),
B(LdaNamedProperty), R(7), U8(9), U8(24),
B(Star), R(11),
B(TestUndetectable),
B(JumpIfFalse), U8(4),
B(Jump), U8(93),
B(LdaSmi), I8(1),
B(TestEqualStrict), R(9), U8(27),
B(JumpIfFalse), U8(61),
B(Ldar), R(11),
B(TestTypeOf), U8(5),
B(JumpIfFalse), U8(4),
B(Jump), U8(18),
B(Wide), B(LdaSmi), I16(130),
B(Star), R(17),
B(LdaConstant), U8(4),
B(Star), R(18),
B(CallRuntime), U16(Runtime::kNewTypeError), R(17), U8(2),
B(Throw),
B(Mov), R(context), R(17),
B(Mov), R(11), R(18),
B(Mov), R(7), R(19),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(18), U8(2),
B(Jump), U8(20),
B(Star), R(18),
B(Ldar), R(closure),
B(CreateCatchContext), R(18), U8(7), U8(10),
B(Star), R(17),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(17),
B(PushContext), R(13),
B(PopContext), R(13),
B(Jump), U8(27),
B(Mov), R(11), R(17),
B(Mov), R(7), R(18),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(17), U8(2),
B(Star), R(12),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(12), U8(1),
B(JumpIfToBooleanFalse), U8(4),
B(Jump), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(12), U8(1),
B(Ldar), R(16),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(14),
B(JumpIfTrue), U8(4),
B(Jump), U8(5),
B(Ldar), R(15),
B(ReThrow),
B(LdaUndefined),
/* 65 S> */ B(Return),
]
constant pool: [
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 [""],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["x"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["y"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
FIXED_ARRAY_TYPE,
]
handlers: [
[13, 177, 183],
[16, 141, 143],
[243, 253, 255],
]
---
snippet: "
function* f(arr) {
for (let x of arr) { let y = x; }
}
f([1, 2, 3]);
"
frame size: 15
parameter count: 2
bytecode array length: 625
bytecodes: [
B(Ldar), R(new_target),
B(JumpIfUndefined), U8(27),
B(CallRuntime), U16(Runtime::k_GeneratorGetContext), R(new_target), U8(1),
B(PushContext), R(5),
B(ResumeGenerator), R(new_target),
B(Star), R(4),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(4),
B(JumpIfTrue), U8(57),
B(LdaSmi), I8(79),
B(Star), R(6),
B(CallRuntime), U16(Runtime::kAbort), R(6), U8(1),
B(LdaSmi), I8(-2),
B(Star), R(4),
B(CreateFunctionContext), U8(10),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(5),
B(Ldar), R(arg0),
B(StaCurrentContextSlot), U8(4),
/* 11 E> */ B(StackCheck),
B(Mov), R(context), R(8),
B(LdaImmutableCurrentContextSlot), U8(5),
B(Star), R(10),
B(Mov), R(closure), R(9),
/* 11 E> */ B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(9), U8(2),
B(StaCurrentContextSlot), U8(6),
B(Star), R(9),
B(LdaImmutableCurrentContextSlot), U8(6),
B(Star), R(10),
B(LdaZero),
B(SuspendGenerator), R(10), U8(0),
B(Ldar), R(9),
/* 55 S> */ B(Return),
B(LdaSmi), I8(-2),
B(Star), R(4),
B(CallRuntime), U16(Runtime::k_GeneratorGetInputOrDebugPos), R(10), U8(1),
B(Star), R(11),
B(CallRuntime), U16(Runtime::k_GeneratorGetResumeMode), R(10), U8(1),
B(Star), R(12),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(12),
B(JumpIfTrue), U8(30),
B(LdaSmi), I8(2),
B(TestEqualStrictNoFeedback), R(12),
B(JumpIfTrue), U8(21),
B(Jump), U8(2),
B(LdaTrue),
B(Star), R(14),
B(Mov), R(11), R(13),
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(13), U8(2),
B(Star), R(7),
B(LdaZero),
B(Star), R(6),
B(JumpConstant), U8(12),
B(Ldar), R(11),
/* 11 E> */ B(Throw),
B(Ldar), R(closure),
B(CreateBlockContext), U8(0),
B(PushContext), R(1),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaZero),
B(StaContextSlot), R(1), U8(10), U8(0),
B(Mov), R(context), R(11),
B(Mov), R(context), R(12),
/* 35 S> */ B(LdaImmutableContextSlot), R(1), U8(4), U8(0),
B(Star), R(13),
B(LdaNamedProperty), R(13), U8(1), U8(3),
B(Star), R(14),
B(CallProperty0), R(14), R(13), U8(5),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
/* 35 E> */ B(StaContextSlot), R(1), U8(8), U8(0),
/* 32 S> */ B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(14),
B(LdaNamedProperty), R(14), U8(2), U8(9),
B(Star), R(13),
/* 32 E> */ B(CallProperty0), R(13), R(14), U8(7),
/* 32 E> */ B(StaContextSlot), R(1), U8(9), U8(0),
B(Star), R(13),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(13), U8(1),
B(ToBooleanLogicalNot),
B(JumpIfFalse), U8(13),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(13), U8(1),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(13),
B(LdaNamedProperty), R(13), U8(3), U8(11),
B(JumpIfToBooleanTrue), U8(73),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(13),
B(LdaNamedProperty), R(13), U8(4), U8(13),
B(StaContextSlot), R(1), U8(11), U8(0),
B(LdaSmi), I8(2),
B(StaContextSlot), R(1), U8(10), U8(0),
B(LdaContextSlot), R(1), U8(11), U8(0),
B(StaContextSlot), R(1), U8(7), U8(0),
/* 21 E> */ B(StackCheck),
B(Ldar), R(closure),
B(CreateBlockContext), U8(5),
B(PushContext), R(2),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaContextSlot), R(1), U8(7), U8(0),
B(StaCurrentContextSlot), U8(4),
B(Ldar), R(closure),
B(CreateBlockContext), U8(6),
B(PushContext), R(3),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
/* 50 S> */ B(LdaImmutableContextSlot), R(3), U8(4), U8(0),
/* 50 E> */ B(StaCurrentContextSlot), U8(4),
B(PopContext), R(3),
B(PopContext), R(2),
B(LdaZero),
B(StaContextSlot), R(1), U8(10), U8(0),
B(JumpLoop), U8(120), I8(0),
B(Jump), U8(44),
B(Star), R(13),
B(Ldar), R(closure),
B(CreateCatchContext), R(13), U8(7), U8(8),
B(PushContext), R(2),
B(Star), R(12),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(13),
B(LdaSmi), I8(2),
B(TestEqualStrict), R(13), U8(15),
B(JumpIfFalse), U8(8),
B(LdaSmi), I8(1),
B(StaContextSlot), R(1), U8(10), U8(0),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kReThrow), R(13), U8(1),
B(PopContext), R(2),
B(LdaSmi), I8(-1),
B(Star), R(9),
B(Jump), U8(7),
B(Star), R(10),
B(LdaZero),
B(Star), R(9),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(11),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(12),
B(LdaZero),
B(TestEqualStrict), R(12), U8(16),
B(JumpIfTrue), U8(150),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(12),
B(LdaNamedProperty), R(12), U8(9), U8(17),
B(StaContextSlot), R(1), U8(12), U8(0),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(TestUndetectable),
B(JumpIfFalse), U8(4),
B(Jump), U8(127),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(12),
B(LdaSmi), I8(1),
B(TestEqualStrict), R(12), U8(20),
B(JumpIfFalse), U8(69),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(TestTypeOf), U8(5),
B(JumpIfFalse), U8(4),
B(Jump), U8(18),
B(Wide), B(LdaSmi), I16(130),
B(Star), R(12),
B(LdaConstant), U8(10),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kNewTypeError), R(12), U8(2),
B(Throw),
B(Mov), R(context), R(12),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(13),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(14),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(13), U8(2),
B(Jump), U8(20),
B(Star), R(13),
B(Ldar), R(closure),
B(CreateCatchContext), R(13), U8(7), U8(11),
B(Star), R(12),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(12),
B(PushContext), R(2),
B(PopContext), R(2),
B(Jump), U8(47),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(12),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(13),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(12), U8(2),
B(StaContextSlot), R(1), U8(13), U8(0),
B(LdaContextSlot), R(1), U8(13), U8(0),
B(Star), R(12),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(12), U8(1),
B(JumpIfToBooleanFalse), U8(4),
B(Jump), U8(13),
B(LdaContextSlot), R(1), U8(13), U8(0),
B(Star), R(12),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(12), U8(1),
B(Ldar), R(11),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(9),
B(JumpIfTrue), U8(4),
B(Jump), U8(15),
B(PopContext), R(1),
B(PopContext), R(1),
B(LdaSmi), I8(1),
B(Star), R(6),
B(Mov), R(10), R(7),
B(Jump), U8(34),
B(PopContext), R(1),
B(LdaUndefined),
B(Star), R(9),
B(LdaTrue),
B(Star), R(10),
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(9), U8(2),
B(Star), R(7),
B(LdaSmi), I8(2),
B(Star), R(6),
B(Jump), U8(14),
B(LdaSmi), I8(-1),
B(Star), R(6),
B(Jump), U8(8),
B(Star), R(7),
B(LdaSmi), I8(3),
B(Star), R(6),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(8),
B(LdaImmutableCurrentContextSlot), U8(6),
B(Star), R(9),
B(CallRuntime), U16(Runtime::k_GeneratorClose), R(9), U8(1),
B(Ldar), R(8),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(6),
B(JumpIfTrue), U8(22),
B(LdaSmi), I8(1),
B(TestEqualStrictNoFeedback), R(6),
B(JumpIfTrue), U8(19),
B(LdaSmi), I8(2),
B(TestEqualStrictNoFeedback), R(6),
B(JumpIfTrue), U8(16),
B(LdaSmi), I8(3),
B(TestEqualStrictNoFeedback), R(6),
B(JumpIfTrue), U8(13),
B(Jump), U8(14),
B(Ldar), R(7),
/* 55 S> */ B(Return),
B(Ldar), R(7),
B(ReThrow),
B(Ldar), R(7),
/* 55 S> */ B(Return),
B(Ldar), R(7),
B(ReThrow),
B(LdaUndefined),
/* 55 S> */ B(Return),
]
constant pool: [
FIXED_ARRAY_TYPE,
SYMBOL_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
FIXED_ARRAY_TYPE,
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
FIXED_ARRAY_TYPE,
Smi [449],
]
handlers: [
[49, 558, 564],
[143, 340, 346],
[146, 296, 298],
[432, 448, 450],
]
---
snippet: "
function* f(arr) {
for (let x of arr) yield x;
}
f([1, 2, 3]);
"
frame size: 18
parameter count: 2
bytecode array length: 754
bytecodes: [
B(Ldar), R(new_target),
B(JumpIfUndefined), U8(33),
B(CallRuntime), U16(Runtime::k_GeneratorGetContext), R(new_target), U8(1),
B(PushContext), R(4),
B(ResumeGenerator), R(new_target),
B(Star), R(3),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(3),
B(JumpIfTrue), U8(63),
B(LdaSmi), I8(1),
B(TestEqualStrictNoFeedback), R(3),
B(JumpIfTrue), U8(155),
B(LdaSmi), I8(79),
B(Star), R(5),
B(CallRuntime), U16(Runtime::kAbort), R(5), U8(1),
B(LdaSmi), I8(-2),
B(Star), R(3),
B(CreateFunctionContext), U8(10),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(5),
B(Ldar), R(arg0),
B(StaCurrentContextSlot), U8(4),
/* 11 E> */ B(StackCheck),
B(Mov), R(context), R(7),
B(LdaImmutableCurrentContextSlot), U8(5),
B(Star), R(9),
B(Mov), R(closure), R(8),
/* 11 E> */ B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(8), U8(2),
B(StaCurrentContextSlot), U8(6),
B(Star), R(8),
B(LdaImmutableCurrentContextSlot), U8(6),
B(Star), R(9),
B(LdaZero),
B(SuspendGenerator), R(9), U8(0),
B(Ldar), R(8),
/* 49 S> */ B(Return),
B(LdaSmi), I8(-2),
B(Star), R(3),
B(CallRuntime), U16(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
B(Star), R(10),
B(CallRuntime), U16(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
B(Star), R(11),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(11),
B(JumpIfTrue), U8(30),
B(LdaSmi), I8(2),
B(TestEqualStrictNoFeedback), R(11),
B(JumpIfTrue), U8(21),
B(Jump), U8(2),
B(LdaTrue),
B(Star), R(13),
B(Mov), R(10), R(12),
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(12), U8(2),
B(Star), R(6),
B(LdaZero),
B(Star), R(5),
B(JumpConstant), U8(11),
B(Ldar), R(10),
/* 11 E> */ B(Throw),
B(Ldar), R(closure),
B(CreateBlockContext), U8(0),
B(PushContext), R(1),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaZero),
B(StaContextSlot), R(1), U8(10), U8(0),
B(Mov), R(context), R(10),
B(Mov), R(context), R(11),
/* 35 S> */ B(LdaImmutableContextSlot), R(1), U8(4), U8(0),
B(Star), R(12),
B(LdaNamedProperty), R(12), U8(1), U8(3),
B(Star), R(13),
B(CallProperty0), R(13), R(12), U8(5),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
/* 35 E> */ B(StaContextSlot), R(1), U8(8), U8(0),
B(LdaSmi), I8(-2),
B(TestEqualStrictNoFeedback), R(3),
B(JumpIfTrue), U8(17),
B(LdaSmi), I8(1),
B(TestEqualStrictNoFeedback), R(3),
B(JumpIfTrue), U8(134),
B(LdaSmi), I8(79),
B(Star), R(12),
B(CallRuntime), U16(Runtime::kAbort), R(12), U8(1),
/* 32 S> */ B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(13),
B(LdaNamedProperty), R(13), U8(2), U8(9),
B(Star), R(12),
/* 32 E> */ B(CallProperty0), R(12), R(13), U8(7),
/* 32 E> */ B(StaContextSlot), R(1), U8(9), U8(0),
B(Star), R(12),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(12), U8(1),
B(ToBooleanLogicalNot),
B(JumpIfFalse), U8(13),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(12),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(12), U8(1),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(12),
B(LdaNamedProperty), R(12), U8(3), U8(11),
B(JumpIfToBooleanTrue), U8(146),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(12),
B(LdaNamedProperty), R(12), U8(4), U8(13),
B(StaContextSlot), R(1), U8(11), U8(0),
B(LdaSmi), I8(2),
B(StaContextSlot), R(1), U8(10), U8(0),
B(LdaContextSlot), R(1), U8(11), U8(0),
B(StaContextSlot), R(1), U8(7), U8(0),
/* 21 E> */ B(StackCheck),
B(Ldar), R(closure),
B(CreateBlockContext), U8(5),
B(PushContext), R(2),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaContextSlot), R(1), U8(7), U8(0),
B(StaCurrentContextSlot), U8(4),
/* 40 S> */ B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(12),
B(LdaFalse),
B(Star), R(13),
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(12), U8(2),
B(Star), R(12),
B(LdaImmutableContextSlot), R(1), U8(6), U8(0),
B(Star), R(13),
B(LdaSmi), I8(1),
B(SuspendGenerator), R(13), U8(0),
B(Ldar), R(12),
/* 49 S> */ B(Return),
B(LdaSmi), I8(-2),
B(Star), R(3),
B(CallRuntime), U16(Runtime::k_GeneratorGetInputOrDebugPos), R(13), U8(1),
B(Star), R(14),
B(CallRuntime), U16(Runtime::k_GeneratorGetResumeMode), R(13), U8(1),
B(Star), R(15),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(15),
B(JumpIfTrue), U8(42),
B(LdaSmi), I8(2),
B(TestEqualStrictNoFeedback), R(15),
B(JumpIfTrue), U8(33),
B(Jump), U8(2),
B(LdaTrue),
B(Star), R(17),
B(Mov), R(14), R(16),
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(16), U8(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(Star), R(9),
B(LdaZero),
B(Star), R(8),
B(Jump), U8(71),
B(Ldar), R(14),
/* 40 E> */ B(Throw),
B(PopContext), R(2),
B(LdaZero),
B(StaContextSlot), R(1), U8(10), U8(0),
B(JumpLoop), U8(214), I8(0),
B(Jump), U8(44),
B(Star), R(12),
B(Ldar), R(closure),
B(CreateCatchContext), R(12), U8(6), U8(7),
B(PushContext), R(2),
B(Star), R(11),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(12),
B(LdaSmi), I8(2),
B(TestEqualStrict), R(12), U8(15),
B(JumpIfFalse), U8(8),
B(LdaSmi), I8(1),
B(StaContextSlot), R(1), U8(10), U8(0),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(12),
B(CallRuntime), U16(Runtime::kReThrow), R(12), U8(1),
B(PopContext), R(2),
B(LdaSmi), I8(-1),
B(Star), R(8),
B(Jump), U8(8),
B(Star), R(9),
B(LdaSmi), I8(1),
B(Star), R(8),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(10),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(11),
B(LdaZero),
B(TestEqualStrict), R(11), U8(16),
B(JumpIfTrue), U8(150),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(11),
B(LdaNamedProperty), R(11), U8(8), U8(17),
B(StaContextSlot), R(1), U8(12), U8(0),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(TestUndetectable),
B(JumpIfFalse), U8(4),
B(Jump), U8(127),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(11),
B(LdaSmi), I8(1),
B(TestEqualStrict), R(11), U8(20),
B(JumpIfFalse), U8(69),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(TestTypeOf), U8(5),
B(JumpIfFalse), U8(4),
B(Jump), U8(18),
B(Wide), B(LdaSmi), I16(130),
B(Star), R(11),
B(LdaConstant), U8(9),
B(Star), R(12),
B(CallRuntime), U16(Runtime::kNewTypeError), R(11), U8(2),
B(Throw),
B(Mov), R(context), R(11),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(12),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(13),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(12), U8(2),
B(Jump), U8(20),
B(Star), R(12),
B(Ldar), R(closure),
B(CreateCatchContext), R(12), U8(6), U8(10),
B(Star), R(11),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(11),
B(PushContext), R(2),
B(PopContext), R(2),
B(Jump), U8(47),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(11),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(12),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(11), U8(2),
B(StaContextSlot), R(1), U8(13), U8(0),
B(LdaContextSlot), R(1), U8(13), U8(0),
B(Star), R(11),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(11), U8(1),
B(JumpIfToBooleanFalse), U8(4),
B(Jump), U8(13),
B(LdaContextSlot), R(1), U8(13), U8(0),
B(Star), R(11),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(11), U8(1),
B(Ldar), R(10),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(8),
B(JumpIfTrue), U8(10),
B(LdaSmi), I8(1),
B(TestEqualStrictNoFeedback), R(8),
B(JumpIfTrue), U8(17),
B(Jump), U8(28),
B(PopContext), R(1),
B(PopContext), R(1),
B(LdaSmi), I8(1),
B(Star), R(5),
B(Mov), R(9), R(6),
B(Jump), U8(47),
B(PopContext), R(1),
B(PopContext), R(1),
B(LdaSmi), I8(2),
B(Star), R(5),
B(Mov), R(9), R(6),
B(Jump), U8(34),
B(PopContext), R(1),
B(LdaUndefined),
B(Star), R(8),
B(LdaTrue),
B(Star), R(9),
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(8), U8(2),
B(Star), R(6),
B(LdaSmi), I8(3),
B(Star), R(5),
B(Jump), U8(14),
B(LdaSmi), I8(-1),
B(Star), R(5),
B(Jump), U8(8),
B(Star), R(6),
B(LdaSmi), I8(4),
B(Star), R(5),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(7),
B(LdaImmutableCurrentContextSlot), U8(6),
B(Star), R(8),
B(CallRuntime), U16(Runtime::k_GeneratorClose), R(8), U8(1),
B(Ldar), R(7),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(28),
B(LdaSmi), I8(1),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(25),
B(LdaSmi), I8(2),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(22),
B(LdaSmi), I8(3),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(19),
B(LdaSmi), I8(4),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(16),
B(Jump), U8(17),
B(Ldar), R(6),
/* 49 S> */ B(Return),
B(Ldar), R(6),
/* 49 S> */ B(Return),
B(Ldar), R(6),
B(ReThrow),
B(Ldar), R(6),
/* 49 S> */ B(Return),
B(Ldar), R(6),
B(ReThrow),
B(LdaUndefined),
/* 49 S> */ B(Return),
]
constant pool: [
FIXED_ARRAY_TYPE,
SYMBOL_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
FIXED_ARRAY_TYPE,
Smi [563],
]
handlers: [
[55, 678, 684],
[149, 440, 446],
[152, 396, 398],
[533, 549, 551],
]
---
snippet: "
async function f(arr) {
for (let x of arr) { let y = x; }
}
f([1, 2, 3]);
"
frame size: 16
parameter count: 2
bytecode array length: 618
bytecodes: [
B(Ldar), R(new_target),
B(JumpIfUndefined), U8(22),
B(CallRuntime), U16(Runtime::k_GeneratorGetContext), R(new_target), U8(1),
B(PushContext), R(5),
B(ResumeGenerator), R(new_target),
B(Star), R(4),
B(LdaSmi), I8(79),
B(Star), R(6),
B(CallRuntime), U16(Runtime::kAbort), R(6), U8(1),
B(LdaSmi), I8(-2),
B(Star), R(4),
B(CreateFunctionContext), U8(11),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(5),
B(Ldar), R(arg0),
B(StaCurrentContextSlot), U8(4),
/* 16 E> */ B(StackCheck),
B(LdaImmutableCurrentContextSlot), U8(5),
B(Star), R(7),
B(Mov), R(closure), R(6),
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(6), U8(2),
B(StaCurrentContextSlot), U8(6),
B(LdaUndefined),
B(Star), R(6),
B(CallJSRuntime), U8(%async_function_promise_create), R(6), U8(1),
B(StaCurrentContextSlot), U8(14),
B(Mov), R(context), R(8),
B(Mov), R(context), R(9),
B(Ldar), R(closure),
B(CreateBlockContext), U8(0),
B(PushContext), R(1),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaZero),
B(StaContextSlot), R(1), U8(10), U8(0),
B(Mov), R(context), R(12),
B(Mov), R(context), R(13),
/* 40 S> */ B(LdaImmutableContextSlot), R(1), U8(4), U8(0),
B(Star), R(14),
B(LdaNamedProperty), R(14), U8(1), U8(3),
B(Star), R(15),
B(CallProperty0), R(15), R(14), U8(5),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
/* 40 E> */ B(StaContextSlot), R(1), U8(8), U8(0),
/* 37 S> */ B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(15),
B(LdaNamedProperty), R(15), U8(2), U8(9),
B(Star), R(14),
/* 37 E> */ B(CallProperty0), R(14), R(15), U8(7),
/* 37 E> */ B(StaContextSlot), R(1), U8(9), U8(0),
B(Star), R(14),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(14), U8(1),
B(ToBooleanLogicalNot),
B(JumpIfFalse), U8(13),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(14),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(14), U8(1),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(14),
B(LdaNamedProperty), R(14), U8(3), U8(11),
B(JumpIfToBooleanTrue), U8(73),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(Star), R(14),
B(LdaNamedProperty), R(14), U8(4), U8(13),
B(StaContextSlot), R(1), U8(11), U8(0),
B(LdaSmi), I8(2),
B(StaContextSlot), R(1), U8(10), U8(0),
B(LdaContextSlot), R(1), U8(11), U8(0),
B(StaContextSlot), R(1), U8(7), U8(0),
/* 26 E> */ B(StackCheck),
B(Ldar), R(closure),
B(CreateBlockContext), U8(5),
B(PushContext), R(2),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaContextSlot), R(1), U8(7), U8(0),
B(StaCurrentContextSlot), U8(4),
B(Ldar), R(closure),
B(CreateBlockContext), U8(6),
B(PushContext), R(3),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
/* 55 S> */ B(LdaImmutableContextSlot), R(3), U8(4), U8(0),
/* 55 E> */ B(StaCurrentContextSlot), U8(4),
B(PopContext), R(3),
B(PopContext), R(2),
B(LdaZero),
B(StaContextSlot), R(1), U8(10), U8(0),
B(JumpLoop), U8(120), I8(0),
B(Jump), U8(48),
B(Star), R(14),
B(Ldar), R(closure),
B(CreateCatchContext), R(14), U8(7), U8(8),
B(Star), R(13),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(13),
B(PushContext), R(2),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(14),
B(LdaSmi), I8(2),
B(TestEqualStrict), R(14), U8(15),
B(JumpIfFalse), U8(8),
B(LdaSmi), I8(1),
B(StaContextSlot), R(1), U8(10), U8(0),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(14),
B(CallRuntime), U16(Runtime::kReThrow), R(14), U8(1),
B(PopContext), R(2),
B(LdaSmi), I8(-1),
B(Star), R(10),
B(Jump), U8(7),
B(Star), R(11),
B(LdaZero),
B(Star), R(10),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(12),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(13),
B(LdaZero),
B(TestEqualStrict), R(13), U8(16),
B(JumpIfTrue), U8(150),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(13),
B(LdaNamedProperty), R(13), U8(9), U8(17),
B(StaContextSlot), R(1), U8(12), U8(0),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(TestUndetectable),
B(JumpIfFalse), U8(4),
B(Jump), U8(127),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(13),
B(LdaSmi), I8(1),
B(TestEqualStrict), R(13), U8(20),
B(JumpIfFalse), U8(69),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(TestTypeOf), U8(5),
B(JumpIfFalse), U8(4),
B(Jump), U8(18),
B(Wide), B(LdaSmi), I16(130),
B(Star), R(13),
B(LdaConstant), U8(10),
B(Star), R(14),
B(CallRuntime), U16(Runtime::kNewTypeError), R(13), U8(2),
B(Throw),
B(Mov), R(context), R(13),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(14),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(15),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(14), U8(2),
B(Jump), U8(20),
B(Star), R(14),
B(Ldar), R(closure),
B(CreateCatchContext), R(14), U8(7), U8(11),
B(Star), R(13),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(13),
B(PushContext), R(2),
B(PopContext), R(2),
B(Jump), U8(47),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(13),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(14),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(13), U8(2),
B(StaContextSlot), R(1), U8(13), U8(0),
B(LdaContextSlot), R(1), U8(13), U8(0),
B(Star), R(13),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(13), U8(1),
B(JumpIfToBooleanFalse), U8(4),
B(Jump), U8(13),
B(LdaContextSlot), R(1), U8(13), U8(0),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(13), U8(1),
B(Ldar), R(12),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(10),
B(JumpIfTrue), U8(4),
B(Jump), U8(9),
B(PopContext), R(1),
B(PopContext), R(1),
B(Ldar), R(11),
B(ReThrow),
B(PopContext), R(1),
B(LdaUndefined),
B(Star), R(10),
B(LdaCurrentContextSlot), U8(14),
B(Star), R(11),
B(LdaUndefined),
B(Star), R(12),
B(CallJSRuntime), U8(%promise_resolve), R(10), U8(3),
B(LdaCurrentContextSlot), U8(14),
B(Star), R(7),
B(LdaZero),
B(Star), R(6),
B(Jump), U8(68),
B(Jump), U8(54),
B(Star), R(10),
B(Ldar), R(closure),
B(CreateCatchContext), R(10), U8(7), U8(12),
B(Star), R(9),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(9),
B(PushContext), R(1),
B(LdaUndefined),
B(Star), R(10),
B(LdaContextSlot), R(1), U8(14), U8(0),
B(Star), R(11),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(12),
B(LdaFalse),
B(Star), R(13),
B(CallJSRuntime), U8(%promise_internal_reject), R(10), U8(4),
B(LdaContextSlot), R(1), U8(14), U8(0),
B(PopContext), R(1),
B(PopContext), R(1),
B(Star), R(7),
B(LdaSmi), I8(1),
B(Star), R(6),
B(Jump), U8(14),
B(LdaSmi), I8(-1),
B(Star), R(6),
B(Jump), U8(8),
B(Star), R(7),
B(LdaSmi), I8(2),
B(Star), R(6),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(8),
B(LdaUndefined),
B(Star), R(9),
B(LdaCurrentContextSlot), U8(14),
B(Star), R(10),
B(CallJSRuntime), U8(%async_function_promise_release), R(9), U8(2),
B(Ldar), R(8),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(6),
B(JumpIfTrue), U8(16),
B(LdaSmi), I8(1),
B(TestEqualStrictNoFeedback), R(6),
B(JumpIfTrue), U8(13),
B(LdaSmi), I8(2),
B(TestEqualStrictNoFeedback), R(6),
B(JumpIfTrue), U8(10),
B(Jump), U8(11),
B(Ldar), R(7),
/* 60 S> */ B(Return),
B(Ldar), R(7),
/* 60 S> */ B(Return),
B(Ldar), R(7),
B(ReThrow),
B(LdaUndefined),
/* 60 S> */ B(Return),
]
constant pool: [
FIXED_ARRAY_TYPE,
SYMBOL_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
FIXED_ARRAY_TYPE,
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
FIXED_ARRAY_TYPE,
FIXED_ARRAY_TYPE,
]
handlers: [
[66, 558, 564],
[69, 504, 506],
[86, 287, 293],
[89, 239, 241],
[379, 395, 397],
]
---
snippet: "
async function f(arr) {
for (let x of arr) await x;
}
f([1, 2, 3]);
"
frame size: 19
parameter count: 2
bytecode array length: 772
bytecodes: [
B(Ldar), R(new_target),
B(JumpIfUndefined), U8(27),
B(CallRuntime), U16(Runtime::k_GeneratorGetContext), R(new_target), U8(1),
B(PushContext), R(4),
B(ResumeGenerator), R(new_target),
B(Star), R(3),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(3),
B(JumpIfTrue), U8(103),
B(LdaSmi), I8(79),
B(Star), R(5),
B(CallRuntime), U16(Runtime::kAbort), R(5), U8(1),
B(LdaSmi), I8(-2),
B(Star), R(3),
B(CreateFunctionContext), U8(12),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(5),
B(Ldar), R(arg0),
B(StaCurrentContextSlot), U8(4),
/* 16 E> */ B(StackCheck),
B(LdaImmutableCurrentContextSlot), U8(5),
B(Star), R(6),
B(Mov), R(closure), R(5),
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(5), U8(2),
B(StaCurrentContextSlot), U8(6),
B(LdaUndefined),
B(Star), R(5),
B(CallJSRuntime), U8(%async_function_promise_create), R(5), U8(1),
B(StaCurrentContextSlot), U8(8),
B(Mov), R(context), R(7),
B(Mov), R(context), R(8),
B(Ldar), R(closure),
B(CreateBlockContext), U8(0),
B(PushContext), R(1),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaZero),
B(StaContextSlot), R(1), U8(12), U8(0),
B(Mov), R(context), R(11),
B(Mov), R(context), R(12),
/* 40 S> */ B(LdaImmutableContextSlot), R(1), U8(4), U8(0),
B(Star), R(13),
B(LdaNamedProperty), R(13), U8(1), U8(3),
B(Star), R(14),
B(CallProperty0), R(14), R(13), U8(5),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
/* 40 E> */ B(StaContextSlot), R(1), U8(10), U8(0),
B(LdaSmi), I8(-2),
B(TestEqualStrictNoFeedback), R(3),
B(JumpIfTrue), U8(16),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(3),
B(JumpIfTrue), U8(157),
B(LdaSmi), I8(79),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kAbort), R(13), U8(1),
/* 37 S> */ B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(14),
B(LdaNamedProperty), R(14), U8(2), U8(9),
B(Star), R(13),
/* 37 E> */ B(CallProperty0), R(13), R(14), U8(7),
/* 37 E> */ B(StaContextSlot), R(1), U8(11), U8(0),
B(Star), R(13),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(13), U8(1),
B(ToBooleanLogicalNot),
B(JumpIfFalse), U8(13),
B(LdaContextSlot), R(1), U8(11), U8(0),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(13), U8(1),
B(LdaContextSlot), R(1), U8(11), U8(0),
B(Star), R(13),
B(LdaNamedProperty), R(13), U8(3), U8(11),
B(JumpIfToBooleanTrue), U8(169),
B(LdaContextSlot), R(1), U8(11), U8(0),
B(Star), R(13),
B(LdaNamedProperty), R(13), U8(4), U8(13),
B(StaContextSlot), R(1), U8(13), U8(0),
B(LdaSmi), I8(2),
B(StaContextSlot), R(1), U8(12), U8(0),
B(LdaContextSlot), R(1), U8(13), U8(0),
B(StaContextSlot), R(1), U8(9), U8(0),
/* 26 E> */ B(StackCheck),
B(Ldar), R(closure),
B(CreateBlockContext), U8(5),
B(PushContext), R(2),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
B(LdaContextSlot), R(1), U8(9), U8(0),
B(StaCurrentContextSlot), U8(4),
/* 51 S> */ B(LdaImmutableCurrentContextSlot), U8(4),
B(StaContextSlot), R(1), U8(7), U8(0),
/* 45 S> */ B(LdaUndefined),
B(Star), R(13),
B(LdaImmutableContextSlot), R(1), U8(6), U8(0),
B(Star), R(14),
B(LdaContextSlot), R(1), U8(7), U8(0),
B(Star), R(15),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(16),
B(CallJSRuntime), U8(%async_function_await_uncaught), R(13), U8(4),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(13),
B(LdaImmutableContextSlot), R(1), U8(6), U8(0),
B(Star), R(14),
B(LdaZero),
B(SuspendGenerator), R(14), U8(2),
B(Ldar), R(13),
/* 54 S> */ B(Return),
B(LdaSmi), I8(-2),
B(Star), R(3),
B(CallRuntime), U16(Runtime::k_GeneratorGetInputOrDebugPos), R(14), U8(1),
B(Star), R(15),
B(CallRuntime), U16(Runtime::k_GeneratorGetResumeMode), R(14), U8(1),
B(Star), R(16),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(16),
B(JumpIfTrue), U8(42),
B(LdaSmi), I8(2),
B(TestEqualStrictNoFeedback), R(16),
B(JumpIfTrue), U8(33),
B(Jump), U8(2),
B(LdaTrue),
B(Star), R(18),
B(Mov), R(15), R(17),
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(17), U8(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(PopContext), R(2),
B(Star), R(10),
B(LdaZero),
B(Star), R(9),
B(Jump), U8(75),
B(Ldar), R(15),
B(ReThrow),
B(PopContext), R(2),
B(LdaZero),
B(StaContextSlot), R(1), U8(12), U8(0),
B(JumpLoop), U8(236), I8(0),
B(Jump), U8(48),
B(Star), R(13),
B(Ldar), R(closure),
B(CreateCatchContext), R(13), U8(6), U8(7),
B(Star), R(12),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(12),
B(PushContext), R(2),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(13),
B(LdaSmi), I8(2),
B(TestEqualStrict), R(13), U8(15),
B(JumpIfFalse), U8(8),
B(LdaSmi), I8(1),
B(StaContextSlot), R(1), U8(12), U8(0),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kReThrow), R(13), U8(1),
B(PopContext), R(2),
B(LdaSmi), I8(-1),
B(Star), R(9),
B(Jump), U8(8),
B(Star), R(10),
B(LdaSmi), I8(1),
B(Star), R(9),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(11),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(12),
B(LdaZero),
B(TestEqualStrict), R(12), U8(16),
B(JumpIfTrue), U8(150),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(12),
B(LdaNamedProperty), R(12), U8(8), U8(17),
B(StaContextSlot), R(1), U8(14), U8(0),
B(LdaContextSlot), R(1), U8(14), U8(0),
B(TestUndetectable),
B(JumpIfFalse), U8(4),
B(Jump), U8(127),
B(LdaContextSlot), R(1), U8(12), U8(0),
B(Star), R(12),
B(LdaSmi), I8(1),
B(TestEqualStrict), R(12), U8(20),
B(JumpIfFalse), U8(69),
B(LdaContextSlot), R(1), U8(14), U8(0),
B(TestTypeOf), U8(5),
B(JumpIfFalse), U8(4),
B(Jump), U8(18),
B(Wide), B(LdaSmi), I16(130),
B(Star), R(12),
B(LdaConstant), U8(9),
B(Star), R(13),
B(CallRuntime), U16(Runtime::kNewTypeError), R(12), U8(2),
B(Throw),
B(Mov), R(context), R(12),
B(LdaContextSlot), R(1), U8(14), U8(0),
B(Star), R(13),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(14),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(13), U8(2),
B(Jump), U8(20),
B(Star), R(13),
B(Ldar), R(closure),
B(CreateCatchContext), R(13), U8(6), U8(10),
B(Star), R(12),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(12),
B(PushContext), R(2),
B(PopContext), R(2),
B(Jump), U8(47),
B(LdaContextSlot), R(1), U8(14), U8(0),
B(Star), R(12),
B(LdaContextSlot), R(1), U8(10), U8(0),
B(Star), R(13),
B(InvokeIntrinsic), U8(Runtime::k_Call), R(12), U8(2),
B(StaContextSlot), R(1), U8(15), U8(0),
B(LdaContextSlot), R(1), U8(15), U8(0),
B(Star), R(12),
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(12), U8(1),
B(JumpIfToBooleanFalse), U8(4),
B(Jump), U8(13),
B(LdaContextSlot), R(1), U8(15), U8(0),
B(Star), R(12),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(12), U8(1),
B(Ldar), R(11),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(9),
B(JumpIfTrue), U8(10),
B(LdaSmi), I8(1),
B(TestEqualStrictNoFeedback), R(9),
B(JumpIfTrue), U8(20),
B(Jump), U8(25),
B(PopContext), R(1),
B(PopContext), R(1),
B(PopContext), R(1),
B(PopContext), R(1),
B(LdaZero),
B(Star), R(5),
B(Mov), R(10), R(6),
B(Jump), U8(101),
B(PopContext), R(1),
B(PopContext), R(1),
B(Ldar), R(10),
B(ReThrow),
B(PopContext), R(1),
B(LdaUndefined),
B(Star), R(9),
B(LdaCurrentContextSlot), U8(8),
B(Star), R(10),
B(LdaUndefined),
B(Star), R(11),
B(CallJSRuntime), U8(%promise_resolve), R(9), U8(3),
B(LdaCurrentContextSlot), U8(8),
B(Star), R(6),
B(LdaSmi), I8(1),
B(Star), R(5),
B(Jump), U8(68),
B(Jump), U8(54),
B(Star), R(9),
B(Ldar), R(closure),
B(CreateCatchContext), R(9), U8(6), U8(11),
B(Star), R(8),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(8),
B(PushContext), R(1),
B(LdaUndefined),
B(Star), R(9),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(Star), R(10),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(11),
B(LdaFalse),
B(Star), R(12),
B(CallJSRuntime), U8(%promise_internal_reject), R(9), U8(4),
B(LdaContextSlot), R(1), U8(8), U8(0),
B(PopContext), R(1),
B(PopContext), R(1),
B(Star), R(6),
B(LdaSmi), I8(2),
B(Star), R(5),
B(Jump), U8(14),
B(LdaSmi), I8(-1),
B(Star), R(5),
B(Jump), U8(8),
B(Star), R(6),
B(LdaSmi), I8(3),
B(Star), R(5),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(7),
B(LdaUndefined),
B(Star), R(8),
B(LdaCurrentContextSlot), U8(8),
B(Star), R(9),
B(CallJSRuntime), U8(%async_function_promise_release), R(8), U8(2),
B(Ldar), R(7),
B(SetPendingMessage),
B(LdaZero),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(22),
B(LdaSmi), I8(1),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(19),
B(LdaSmi), I8(2),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(16),
B(LdaSmi), I8(3),
B(TestEqualStrictNoFeedback), R(5),
B(JumpIfTrue), U8(13),
B(Jump), U8(14),
B(Ldar), R(6),
/* 54 S> */ B(Return),
B(Ldar), R(6),
/* 54 S> */ B(Return),
B(Ldar), R(6),
/* 54 S> */ B(Return),
B(Ldar), R(6),
B(ReThrow),
B(LdaUndefined),
/* 54 S> */ B(Return),
]
constant pool: [
FIXED_ARRAY_TYPE,
SYMBOL_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
FIXED_ARRAY_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
FIXED_ARRAY_TYPE,
FIXED_ARRAY_TYPE,
]
handlers: [
[71, 703, 709],
[74, 649, 651],
[91, 408, 414],
[94, 360, 362],
[501, 517, 519],
]
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