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v8/test/cctest/interpreter/bytecode_expectations/ForOfLoop.golden
Leszek Swirski b4a3af9157 [ignition] Move for-of desugaring to bytecode 
This removes the iteration protocol from the parser entirely, and opens
up future possibilities for more bytecodes implementing the various
functions of the protocol.

Change-Id: I316b8a92434d3b5f47927408a235ddaecd65d5bb
Reviewed-on: https://chromium-review.googlesource.com/c/1403125
Commit-Queue: Leszek Swirski <leszeks@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Adam Klein <adamk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58795}
2019-01-14 16:37:41 +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: 16
parameter count: 2
bytecode array length: 173
bytecodes: [
/* 10 E> */ B(StackCheck),
/* 34 S> */ B(LdaNamedProperty), R(arg0), U8(0), U8(0),
B(Star), R(7),
B(CallProperty0), R(7), R(arg0), U8(2),
B(Mov), R(arg0), R(6),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(5),
B(LdaNamedProperty), R(5), U8(1), U8(4),
B(Star), R(4),
B(LdaFalse),
B(Star), R(8),
B(Mov), R(context), R(11),
B(LdaTrue),
B(Star), R(8),
/* 29 S> */ B(CallProperty0), R(4), R(5), U8(6),
B(Star), R(12),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(12), U8(1),
B(LdaNamedProperty), R(12), U8(2), U8(8),
B(JumpIfToBooleanTrue), U8(26),
B(LdaNamedProperty), R(12), U8(3), U8(10),
B(Star), R(12),
B(LdaFalse),
B(Star), R(8),
B(Mov), R(12), R(3),
/* 20 E> */ B(StackCheck),
/* 29 S> */ B(Mov), R(3), R(1),
/* 49 S> */ B(Mov), R(1), R(0),
B(Ldar), R(12),
B(JumpLoop), U8(43), I8(0),
B(LdaSmi), I8(-1),
B(Star), R(10),
B(Star), R(9),
B(Jump), U8(7),
B(Star), R(10),
B(LdaZero),
B(Star), R(9),
B(LdaTheHole),
/* 49 E> */ B(SetPendingMessage),
B(Star), R(11),
B(Ldar), R(8),
B(JumpIfToBooleanTrue), U8(60),
B(LdaNamedProperty), R(5), U8(4), U8(12),
B(Star), R(13),
B(JumpIfUndefined), U8(52),
B(JumpIfNull), U8(50),
B(TestTypeOf), U8(6),
B(JumpIfTrue), U8(18),
B(Wide), B(LdaSmi), I16(154),
B(Star), R(14),
B(LdaConstant), U8(5),
B(Star), R(15),
B(CallRuntime), U16(Runtime::kNewTypeError), R(14), U8(2),
B(Throw),
B(Mov), R(context), R(14),
B(CallProperty0), R(13), R(5), U8(14),
B(JumpIfJSReceiver), U8(21),
B(Star), R(15),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(15), U8(1),
B(Jump), U8(12),
B(Star), R(14),
B(LdaZero),
B(TestReferenceEqual), R(9),
B(JumpIfTrue), U8(5),
B(Ldar), R(14),
B(ReThrow),
B(Ldar), R(11),
B(SetPendingMessage),
B(LdaZero),
B(TestReferenceEqual), R(9),
B(JumpIfFalse), U8(5),
B(Ldar), R(10),
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 ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
]
handlers: [
[35, 81, 89],
[135, 148, 150],
]
---
snippet: "
function f(arr) {
for (let x of arr) { eval('1'); }
}
f([1, 2, 3]);
"
frame size: 22
parameter count: 2
bytecode array length: 254
bytecodes: [
B(CreateFunctionContext), U8(0), U8(4),
B(PushContext), R(2),
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(1),
B(StaCurrentContextSlot), U8(6),
/* 10 E> */ B(StackCheck),
B(CreateBlockContext), U8(1),
B(PushContext), R(3),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
/* 34 S> */ B(LdaContextSlot), R(3), U8(4), U8(0),
B(Star), R(6),
B(LdaNamedProperty), R(6), U8(2), U8(0),
B(Star), R(7),
B(CallProperty0), R(7), R(6), U8(2),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(5),
B(LdaNamedProperty), R(5), U8(3), U8(4),
B(Star), R(4),
B(LdaFalse),
B(Star), R(8),
B(Mov), R(context), R(11),
B(LdaTrue),
B(Star), R(8),
/* 29 S> */ B(CallProperty0), R(4), R(5), U8(6),
B(Star), R(12),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(12), U8(1),
B(LdaNamedProperty), R(12), U8(4), U8(8),
B(JumpIfToBooleanTrue), U8(75),
B(LdaNamedProperty), R(12), U8(5), U8(10),
B(Star), R(12),
B(LdaFalse),
B(Star), R(8),
B(Mov), R(12), R(0),
/* 20 E> */ B(StackCheck),
B(CreateBlockContext), U8(6),
B(PushContext), R(13),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
/* 29 S> */ B(Ldar), R(0),
/* 29 E> */ B(StaCurrentContextSlot), U8(4),
/* 41 S> */ B(LdaLookupGlobalSlot), U8(7), U8(12), U8(3),
B(Star), R(14),
B(LdaConstant), U8(8),
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(14),
B(PopContext), R(13),
B(Mov), R(0), R(12),
B(JumpLoop), U8(92), I8(0),
B(LdaSmi), I8(-1),
B(Star), R(10),
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(Ldar), R(8),
B(JumpIfToBooleanTrue), U8(60),
B(LdaNamedProperty), R(5), U8(9), U8(16),
B(Star), R(14),
B(JumpIfUndefined), U8(52),
B(JumpIfNull), U8(50),
B(TestTypeOf), U8(6),
B(JumpIfTrue), U8(18),
B(Wide), B(LdaSmi), I16(154),
B(Star), R(15),
B(LdaConstant), U8(10),
B(Star), R(16),
B(CallRuntime), U16(Runtime::kNewTypeError), R(15), U8(2),
B(Throw),
B(Mov), R(context), R(15),
B(CallProperty0), R(14), R(5), U8(18),
B(JumpIfJSReceiver), U8(21),
B(Star), R(16),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(16), U8(1),
B(Jump), U8(12),
B(Star), R(15),
B(LdaZero),
B(TestReferenceEqual), R(9),
B(JumpIfTrue), U8(5),
B(Ldar), R(15),
B(ReThrow),
B(Ldar), R(11),
B(SetPendingMessage),
B(LdaZero),
B(TestReferenceEqual), R(9),
B(JumpIfFalse), U8(5),
B(Ldar), R(10),
B(ReThrow),
B(PopContext), R(3),
B(LdaUndefined),
/* 54 S> */ B(Return),
]
constant pool: [
SCOPE_INFO_TYPE,
SCOPE_INFO_TYPE,
SYMBOL_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
SCOPE_INFO_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["eval"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["1"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
]
handlers: [
[65, 160, 168],
[214, 227, 229],
]
---
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: 190
bytecodes: [
/* 10 E> */ B(StackCheck),
/* 34 S> */ B(LdaNamedProperty), R(arg0), U8(0), U8(0),
B(Star), R(5),
B(CallProperty0), R(5), R(arg0), U8(2),
B(Mov), R(arg0), R(4),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(3),
B(LdaNamedProperty), R(3), U8(1), U8(4),
B(Star), R(2),
B(LdaFalse),
B(Star), R(6),
B(Mov), R(context), R(9),
B(LdaTrue),
B(Star), R(6),
/* 29 S> */ B(CallProperty0), R(2), R(3), U8(6),
B(Star), R(10),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(10), U8(1),
B(LdaNamedProperty), R(10), U8(2), U8(8),
B(JumpIfToBooleanTrue), U8(43),
B(LdaNamedProperty), R(10), U8(3), U8(10),
B(Star), R(10),
B(LdaFalse),
B(Star), R(6),
B(Mov), R(10), R(1),
/* 20 E> */ B(StackCheck),
B(CreateBlockContext), U8(4),
B(PushContext), R(11),
B(LdaTheHole),
B(StaCurrentContextSlot), U8(4),
/* 29 S> */ B(Ldar), R(1),
/* 29 E> */ B(StaCurrentContextSlot), U8(4),
/* 41 S> */ B(CreateClosure), U8(5), U8(12), U8(2),
B(Star), R(12),
/* 67 E> */ B(CallUndefinedReceiver0), R(12), U8(13),
B(PopContext), R(11),
B(Mov), R(1), R(10),
B(JumpLoop), U8(60), I8(0),
B(LdaSmi), I8(-1),
B(Star), R(8),
B(Star), R(7),
B(Jump), U8(7),
B(Star), R(8),
B(LdaZero),
B(Star), R(7),
B(LdaTheHole),
B(SetPendingMessage),
B(Star), R(9),
B(Ldar), R(6),
B(JumpIfToBooleanTrue), U8(60),
B(LdaNamedProperty), R(3), U8(6), U8(15),
B(Star), R(12),
B(JumpIfUndefined), U8(52),
B(JumpIfNull), U8(50),
B(TestTypeOf), U8(6),
B(JumpIfTrue), U8(18),
B(Wide), B(LdaSmi), I16(154),
B(Star), R(13),
B(LdaConstant), U8(7),
B(Star), R(14),
B(CallRuntime), U16(Runtime::kNewTypeError), R(13), U8(2),
B(Throw),
B(Mov), R(context), R(13),
B(CallProperty0), R(12), R(3), U8(17),
B(JumpIfJSReceiver), U8(21),
B(Star), R(14),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(14), U8(1),
B(Jump), U8(12),
B(Star), R(13),
B(LdaZero),
B(TestReferenceEqual), R(7),
B(JumpIfTrue), U8(5),
B(Ldar), R(13),
B(ReThrow),
B(Ldar), R(9),
B(SetPendingMessage),
B(LdaZero),
B(TestReferenceEqual), R(7),
B(JumpIfFalse), U8(5),
B(Ldar), R(8),
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"],
SCOPE_INFO_TYPE,
SHARED_FUNCTION_INFO_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
]
handlers: [
[35, 98, 106],
[152, 165, 167],
]
---
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: 18
parameter count: 2
bytecode array length: 197
bytecodes: [
/* 10 E> */ B(StackCheck),
/* 41 S> */ B(LdaNamedProperty), R(arg0), U8(0), U8(0),
B(Star), R(9),
B(CallProperty0), R(9), R(arg0), U8(2),
B(Mov), R(arg0), R(8),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(7),
B(LdaNamedProperty), R(7), U8(1), U8(4),
B(Star), R(6),
B(LdaFalse),
B(Star), R(10),
B(Mov), R(context), R(13),
B(LdaTrue),
B(Star), R(10),
/* 36 S> */ B(CallProperty0), R(6), R(7), U8(6),
B(Star), R(14),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(14), U8(1),
B(LdaNamedProperty), R(14), U8(2), U8(8),
B(JumpIfToBooleanTrue), U8(50),
B(LdaNamedProperty), R(14), U8(3), U8(10),
B(Star), R(14),
B(LdaFalse),
B(Star), R(10),
B(Mov), R(14), R(5),
/* 20 E> */ B(StackCheck),
/* 36 S> */ B(Ldar), R(14),
B(JumpIfNull), U8(4),
B(JumpIfNotUndefined), U8(7),
/* 29 E> */ B(CallRuntime), U16(Runtime::kThrowPatternAssignmentNonCoercible), R(0), U8(0),
B(Star), R(15),
/* 31 S> */ B(LdaNamedProperty), R(15), U8(4), U8(12),
B(Star), R(1),
/* 34 S> */ B(LdaNamedProperty), R(15), U8(5), U8(14),
B(Star), R(2),
/* 56 S> */ B(Ldar), R(2),
/* 58 E> */ B(Add), R(1), U8(16),
B(Star), R(0),
B(JumpLoop), U8(67), I8(0),
B(LdaSmi), I8(-1),
B(Star), R(12),
B(Star), R(11),
B(Jump), U8(7),
B(Star), R(12),
B(LdaZero),
B(Star), R(11),
B(LdaTheHole),
/* 56 E> */ B(SetPendingMessage),
B(Star), R(13),
B(Ldar), R(10),
B(JumpIfToBooleanTrue), U8(60),
B(LdaNamedProperty), R(7), U8(6), U8(17),
B(Star), R(15),
B(JumpIfUndefined), U8(52),
B(JumpIfNull), U8(50),
B(TestTypeOf), U8(6),
B(JumpIfTrue), U8(18),
B(Wide), B(LdaSmi), I16(154),
B(Star), R(16),
B(LdaConstant), U8(7),
B(Star), R(17),
B(CallRuntime), U16(Runtime::kNewTypeError), R(16), U8(2),
B(Throw),
B(Mov), R(context), R(16),
B(CallProperty0), R(15), R(7), U8(19),
B(JumpIfJSReceiver), U8(21),
B(Star), R(17),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(17), U8(1),
B(Jump), U8(12),
B(Star), R(16),
B(LdaZero),
B(TestReferenceEqual), R(11),
B(JumpIfTrue), U8(5),
B(Ldar), R(16),
B(ReThrow),
B(Ldar), R(13),
B(SetPendingMessage),
B(LdaZero),
B(TestReferenceEqual), R(11),
B(JumpIfFalse), U8(5),
B(Ldar), R(12),
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 ["x"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["y"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
]
handlers: [
[35, 105, 113],
[159, 172, 174],
]
---
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: 214
bytecodes: [
B(SwitchOnGeneratorState), R(3), U8(0), U8(1),
B(Mov), R(closure), R(5),
B(Mov), R(this), R(6),
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(5), U8(2),
B(Star), R(3),
/* 11 E> */ B(StackCheck),
/* 11 E> */ B(SuspendGenerator), R(3), R(0), U8(5), U8(0),
B(ResumeGenerator), R(3), R(0), U8(5),
B(Star), R(5),
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(3), U8(1),
B(SwitchOnSmiNoFeedback), U8(1), U8(2), I8(0),
B(Ldar), R(5),
/* 11 E> */ B(Throw),
B(Ldar), R(5),
/* 55 S> */ B(Return),
/* 35 S> */ B(LdaNamedProperty), R(arg0), U8(3), U8(0),
B(Star), R(8),
B(CallProperty0), R(8), R(arg0), U8(2),
B(Mov), R(arg0), R(7),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(6),
B(LdaNamedProperty), R(6), U8(4), U8(4),
B(Star), R(5),
B(LdaFalse),
B(Star), R(9),
B(Mov), R(context), R(12),
B(LdaTrue),
B(Star), R(9),
/* 30 S> */ B(CallProperty0), R(5), R(6), U8(6),
B(Star), R(13),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(13), U8(1),
B(LdaNamedProperty), R(13), U8(5), U8(8),
B(JumpIfToBooleanTrue), U8(26),
B(LdaNamedProperty), R(13), U8(6), U8(10),
B(Star), R(13),
B(LdaFalse),
B(Star), R(9),
B(Mov), R(13), R(4),
/* 21 E> */ B(StackCheck),
/* 30 S> */ B(Mov), R(4), R(1),
/* 50 S> */ B(Mov), R(1), R(0),
B(Ldar), R(13),
B(JumpLoop), U8(43), I8(0),
B(LdaSmi), I8(-1),
B(Star), R(11),
B(Star), R(10),
B(Jump), U8(7),
B(Star), R(11),
B(LdaZero),
B(Star), R(10),
B(LdaTheHole),
/* 50 E> */ B(SetPendingMessage),
B(Star), R(12),
B(Ldar), R(9),
B(JumpIfToBooleanTrue), U8(60),
B(LdaNamedProperty), R(6), U8(7), U8(12),
B(Star), R(14),
B(JumpIfUndefined), U8(52),
B(JumpIfNull), U8(50),
B(TestTypeOf), U8(6),
B(JumpIfTrue), U8(18),
B(Wide), B(LdaSmi), I16(154),
B(Star), R(15),
B(LdaConstant), U8(8),
B(Star), R(16),
B(CallRuntime), U16(Runtime::kNewTypeError), R(15), U8(2),
B(Throw),
B(Mov), R(context), R(15),
B(CallProperty0), R(14), R(6), U8(14),
B(JumpIfJSReceiver), U8(21),
B(Star), R(16),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(16), U8(1),
B(Jump), U8(12),
B(Star), R(15),
B(LdaZero),
B(TestReferenceEqual), R(10),
B(JumpIfTrue), U8(5),
B(Ldar), R(15),
B(ReThrow),
B(Ldar), R(12),
B(SetPendingMessage),
B(LdaZero),
B(TestReferenceEqual), R(10),
B(JumpIfFalse), U8(5),
B(Ldar), R(11),
B(ReThrow),
B(LdaUndefined),
/* 55 S> */ B(Return),
]
constant pool: [
Smi [22],
Smi [10],
Smi [7],
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 ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
]
handlers: [
[76, 122, 130],
[176, 189, 191],
]
---
snippet: "
function* f(arr) {
for (let x of arr) yield x;
}
f([1, 2, 3]);
"
frame size: 16
parameter count: 2
bytecode array length: 258
bytecodes: [
B(SwitchOnGeneratorState), R(2), U8(0), U8(2),
B(Mov), R(closure), R(4),
B(Mov), R(this), R(5),
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(4), U8(2),
B(Star), R(2),
/* 11 E> */ B(StackCheck),
/* 11 E> */ B(SuspendGenerator), R(2), R(0), U8(4), U8(0),
B(ResumeGenerator), R(2), R(0), U8(4),
B(Star), R(4),
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(2), U8(1),
B(SwitchOnSmiNoFeedback), U8(2), U8(2), I8(0),
B(Ldar), R(4),
/* 11 E> */ B(Throw),
B(Ldar), R(4),
/* 49 S> */ B(Return),
/* 35 S> */ B(LdaNamedProperty), R(arg0), U8(4), U8(0),
B(Star), R(7),
B(CallProperty0), R(7), R(arg0), U8(2),
B(Mov), R(arg0), R(6),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(5),
B(LdaNamedProperty), R(5), U8(5), U8(4),
B(Star), R(4),
B(LdaFalse),
B(Star), R(8),
B(Mov), R(context), R(11),
B(LdaTrue),
B(Star), R(8),
/* 30 S> */ B(CallProperty0), R(4), R(5), U8(6),
B(Star), R(12),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(12), U8(1),
B(LdaNamedProperty), R(12), U8(6), U8(8),
B(JumpIfToBooleanTrue), U8(64),
B(LdaNamedProperty), R(12), U8(7), U8(10),
B(Star), R(12),
B(LdaFalse),
B(Star), R(8),
B(Mov), R(12), R(3),
/* 21 E> */ B(StackCheck),
/* 30 S> */ B(Mov), R(3), R(0),
/* 40 S> */ B(LdaFalse),
B(Star), R(14),
B(Mov), R(0), R(13),
B(InvokeIntrinsic), U8(Runtime::k_CreateIterResultObject), R(13), U8(2),
/* 40 E> */ B(SuspendGenerator), R(2), R(0), U8(13), U8(1),
B(ResumeGenerator), R(2), R(0), U8(13),
B(Star), R(13),
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(2), U8(1),
B(SwitchOnSmiNoFeedback), U8(8), U8(2), I8(0),
B(Ldar), R(13),
/* 40 E> */ B(Throw),
B(LdaSmi), I8(1),
B(Star), R(9),
B(Mov), R(13), R(10),
B(Jump), U8(20),
B(Ldar), R(13),
B(JumpLoop), U8(81), I8(0),
B(LdaSmi), I8(-1),
B(Star), R(10),
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(Ldar), R(8),
B(JumpIfToBooleanTrue), U8(60),
B(LdaNamedProperty), R(5), U8(10), U8(12),
B(Star), R(13),
B(JumpIfUndefined), U8(52),
B(JumpIfNull), U8(50),
B(TestTypeOf), U8(6),
B(JumpIfTrue), U8(18),
B(Wide), B(LdaSmi), I16(154),
B(Star), R(14),
B(LdaConstant), U8(11),
B(Star), R(15),
B(CallRuntime), U16(Runtime::kNewTypeError), R(14), U8(2),
B(Throw),
B(Mov), R(context), R(14),
B(CallProperty0), R(13), R(5), U8(14),
B(JumpIfJSReceiver), U8(21),
B(Star), R(15),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(15), U8(1),
B(Jump), U8(12),
B(Star), R(14),
B(LdaZero),
B(TestReferenceEqual), R(9),
B(JumpIfTrue), U8(5),
B(Ldar), R(14),
B(ReThrow),
B(Ldar), R(11),
B(SetPendingMessage),
B(Ldar), R(9),
B(SwitchOnSmiNoFeedback), U8(12), U8(2), I8(0),
B(Jump), U8(8),
B(Ldar), R(10),
B(ReThrow),
B(Ldar), R(10),
/* 49 S> */ B(Return),
B(LdaUndefined),
/* 49 S> */ B(Return),
]
constant pool: [
Smi [22],
Smi [129],
Smi [10],
Smi [7],
SYMBOL_TYPE,
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
Smi [16],
Smi [7],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
Smi [6],
Smi [9],
]
handlers: [
[76, 160, 168],
[214, 227, 229],
]
---
snippet: "
async function f(arr) {
for (let x of arr) { let y = x; }
}
f([1, 2, 3]);
"
frame size: 18
parameter count: 2
bytecode array length: 232
bytecodes: [
B(Mov), R(closure), R(5),
B(Mov), R(this), R(6),
B(InvokeIntrinsic), U8(Runtime::k_AsyncFunctionEnter), R(5), U8(2),
B(Star), R(3),
/* 16 E> */ B(StackCheck),
B(Mov), R(context), R(5),
/* 40 S> */ B(LdaNamedProperty), R(arg0), U8(0), U8(0),
B(Star), R(9),
B(CallProperty0), R(9), R(arg0), U8(2),
B(Mov), R(arg0), R(8),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(7),
B(LdaNamedProperty), R(7), U8(1), U8(4),
B(Star), R(6),
B(LdaFalse),
B(Star), R(10),
B(Mov), R(context), R(13),
B(LdaTrue),
B(Star), R(10),
/* 35 S> */ B(CallProperty0), R(6), R(7), U8(6),
B(Star), R(14),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(14), U8(1),
B(LdaNamedProperty), R(14), U8(2), U8(8),
B(JumpIfToBooleanTrue), U8(26),
B(LdaNamedProperty), R(14), U8(3), U8(10),
B(Star), R(14),
B(LdaFalse),
B(Star), R(10),
B(Mov), R(14), R(4),
/* 26 E> */ B(StackCheck),
/* 35 S> */ B(Mov), R(4), R(1),
/* 55 S> */ B(Mov), R(1), R(0),
B(Ldar), R(14),
B(JumpLoop), U8(43), I8(0),
B(LdaSmi), I8(-1),
B(Star), R(12),
B(Star), R(11),
B(Jump), U8(7),
B(Star), R(12),
B(LdaZero),
B(Star), R(11),
B(LdaTheHole),
/* 55 E> */ B(SetPendingMessage),
B(Star), R(13),
B(Ldar), R(10),
B(JumpIfToBooleanTrue), U8(60),
B(LdaNamedProperty), R(7), U8(4), U8(12),
B(Star), R(15),
B(JumpIfUndefined), U8(52),
B(JumpIfNull), U8(50),
B(TestTypeOf), U8(6),
B(JumpIfTrue), U8(18),
B(Wide), B(LdaSmi), I16(154),
B(Star), R(16),
B(LdaConstant), U8(5),
B(Star), R(17),
B(CallRuntime), U16(Runtime::kNewTypeError), R(16), U8(2),
B(Throw),
B(Mov), R(context), R(16),
B(CallProperty0), R(15), R(7), U8(14),
B(JumpIfJSReceiver), U8(21),
B(Star), R(17),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(17), U8(1),
B(Jump), U8(12),
B(Star), R(16),
B(LdaZero),
B(TestReferenceEqual), R(11),
B(JumpIfTrue), U8(5),
B(Ldar), R(16),
B(ReThrow),
B(Ldar), R(13),
B(SetPendingMessage),
B(LdaZero),
B(TestReferenceEqual), R(11),
B(JumpIfFalse), U8(5),
B(Ldar), R(12),
B(ReThrow),
B(LdaUndefined),
B(Star), R(7),
B(LdaFalse),
B(Star), R(8),
B(Mov), R(3), R(6),
B(InvokeIntrinsic), U8(Runtime::k_AsyncFunctionResolve), R(6), U8(3),
/* 60 S> */ B(Return),
B(Jump), U8(30),
B(Star), R(6),
B(CreateCatchContext), R(6), U8(6),
B(Star), R(5),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(5),
B(PushContext), R(6),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(8),
B(LdaFalse),
B(Star), R(9),
B(Mov), R(3), R(7),
B(InvokeIntrinsic), U8(Runtime::k_AsyncFunctionReject), R(7), U8(3),
/* 60 S> */ B(Return),
B(LdaUndefined),
/* 60 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 ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
SCOPE_INFO_TYPE,
]
handlers: [
[16, 200, 202],
[50, 96, 104],
[150, 163, 165],
]
---
snippet: "
async function f(arr) {
for (let x of arr) await x;
}
f([1, 2, 3]);
"
frame size: 17
parameter count: 2
bytecode array length: 268
bytecodes: [
B(SwitchOnGeneratorState), R(2), U8(0), U8(1),
B(Mov), R(closure), R(4),
B(Mov), R(this), R(5),
B(InvokeIntrinsic), U8(Runtime::k_AsyncFunctionEnter), R(4), U8(2),
B(Star), R(2),
/* 16 E> */ B(StackCheck),
B(Mov), R(context), R(4),
/* 40 S> */ B(LdaNamedProperty), R(arg0), U8(1), U8(0),
B(Star), R(8),
B(CallProperty0), R(8), R(arg0), U8(2),
B(Mov), R(arg0), R(7),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
B(Star), R(6),
B(LdaNamedProperty), R(6), U8(2), U8(4),
B(Star), R(5),
B(LdaFalse),
B(Star), R(9),
B(Mov), R(context), R(12),
B(LdaTrue),
B(Star), R(9),
/* 35 S> */ B(CallProperty0), R(5), R(6), U8(6),
B(Star), R(13),
B(JumpIfJSReceiver), U8(7),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(13), U8(1),
B(LdaNamedProperty), R(13), U8(3), U8(8),
B(JumpIfToBooleanTrue), U8(58),
B(LdaNamedProperty), R(13), U8(4), U8(10),
B(Star), R(13),
B(LdaFalse),
B(Star), R(9),
B(Mov), R(13), R(3),
/* 26 E> */ B(StackCheck),
/* 35 S> */ B(Mov), R(3), R(0),
/* 45 S> */ B(Mov), R(2), R(14),
B(Mov), R(0), R(15),
B(InvokeIntrinsic), U8(Runtime::k_AsyncFunctionAwaitUncaught), R(14), U8(2),
/* 45 E> */ B(SuspendGenerator), R(2), R(0), U8(14), U8(0),
B(ResumeGenerator), R(2), R(0), U8(14),
B(Star), R(14),
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(2), U8(1),
B(Star), R(15),
B(LdaZero),
B(TestReferenceEqual), R(15),
B(JumpIfTrue), U8(5),
B(Ldar), R(14),
B(ReThrow),
B(Ldar), R(14),
B(JumpLoop), U8(75), I8(0),
B(LdaSmi), I8(-1),
B(Star), R(11),
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(Ldar), R(9),
B(JumpIfToBooleanTrue), U8(60),
B(LdaNamedProperty), R(6), U8(5), U8(12),
B(Star), R(14),
B(JumpIfUndefined), U8(52),
B(JumpIfNull), U8(50),
B(TestTypeOf), U8(6),
B(JumpIfTrue), U8(18),
B(Wide), B(LdaSmi), I16(154),
B(Star), R(15),
B(LdaConstant), U8(6),
B(Star), R(16),
B(CallRuntime), U16(Runtime::kNewTypeError), R(15), U8(2),
B(Throw),
B(Mov), R(context), R(15),
B(CallProperty0), R(14), R(6), U8(14),
B(JumpIfJSReceiver), U8(21),
B(Star), R(16),
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(16), U8(1),
B(Jump), U8(12),
B(Star), R(15),
B(LdaZero),
B(TestReferenceEqual), R(10),
B(JumpIfTrue), U8(5),
B(Ldar), R(15),
B(ReThrow),
B(Ldar), R(12),
B(SetPendingMessage),
B(LdaZero),
B(TestReferenceEqual), R(10),
B(JumpIfFalse), U8(5),
B(Ldar), R(11),
B(ReThrow),
B(LdaUndefined),
B(Star), R(6),
B(LdaTrue),
B(Star), R(7),
B(Mov), R(2), R(5),
B(InvokeIntrinsic), U8(Runtime::k_AsyncFunctionResolve), R(5), U8(3),
/* 54 S> */ B(Return),
B(Jump), U8(30),
B(Star), R(5),
B(CreateCatchContext), R(5), U8(7),
B(Star), R(4),
B(LdaTheHole),
B(SetPendingMessage),
B(Ldar), R(4),
B(PushContext), R(5),
B(LdaImmutableCurrentContextSlot), U8(4),
B(Star), R(7),
B(LdaTrue),
B(Star), R(8),
B(Mov), R(2), R(6),
B(InvokeIntrinsic), U8(Runtime::k_AsyncFunctionReject), R(6), U8(3),
/* 54 S> */ B(Return),
B(LdaUndefined),
/* 54 S> */ B(Return),
]
constant pool: [
Smi [107],
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 ["return"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
SCOPE_INFO_TYPE,
]
handlers: [
[20, 236, 238],
[54, 132, 140],
[186, 199, 201],
]
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