e4b394a1f4
This reverts commit 22932d6b43
.
Reason for revert: TSAN https://build.chromium.org/p/client.v8/builders/V8%20Linux64%20TSAN/builds/18232
Original change's description:
> Reland "[runtime] Slightly optimize creation of class literals."
>
> Bug: v8:5799
> Change-Id: I782ec131c7194aef20942a19750168a974913c3f
> Reviewed-on: https://chromium-review.googlesource.com/757337
> Commit-Queue: Igor Sheludko <ishell@chromium.org>
> Reviewed-by: Toon Verwaest <verwaest@chromium.org>
> Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
> Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
> Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#49291}
TBR=ulan@chromium.org,rmcilroy@chromium.org,jarin@chromium.org,ishell@chromium.org,verwaest@chromium.org
Change-Id: I0742d25b0e2364efc696d19492ba20614a3821fa
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: v8:5799
Reviewed-on: https://chromium-review.googlesource.com/763458
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49303}
261 lines
7.9 KiB
Plaintext
261 lines
7.9 KiB
Plaintext
#
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# Autogenerated by generate-bytecode-expectations.
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#
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---
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wrap: yes
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---
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snippet: "
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class Person {
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constructor(name) { this.name = name; }
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speak() { console.log(this.name + ' is speaking.'); }
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}
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"
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frame size: 8
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parameter count: 1
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bytecode array length: 67
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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B(CreateClosure), U8(0), U8(0), U8(2),
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B(Star), R(2),
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B(LdaTheHole),
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B(Star), R(3),
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B(LdaSmi), I8(34),
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B(Star), R(5),
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B(Wide), B(LdaSmi), I16(148),
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B(Star), R(6),
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B(Mov), R(2), R(4),
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B(CallRuntime), U16(Runtime::kDefineClass), R(3), U8(4),
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B(Star), R(3),
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B(LdaConstant), U8(1),
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B(Star), R(5),
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B(CreateClosure), U8(2), U8(1), U8(2),
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B(Star), R(6),
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B(LdaSmi), I8(2),
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B(Star), R(7),
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B(Ldar), R(6),
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B(StaDataPropertyInLiteral), R(3), R(5), U8(1), U8(2),
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B(CallRuntime), U16(Runtime::kInstallClassNameAccessor), R(2), U8(1),
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B(CallRuntime), U16(Runtime::kToFastProperties), R(2), U8(1),
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B(Star), R(0),
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B(Star), R(1),
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B(LdaUndefined),
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/* 149 S> */ B(Return),
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]
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constant pool: [
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SHARED_FUNCTION_INFO_TYPE,
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["speak"],
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SHARED_FUNCTION_INFO_TYPE,
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]
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handlers: [
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]
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---
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snippet: "
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class person {
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constructor(name) { this.name = name; }
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speak() { console.log(this.name + ' is speaking.'); }
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}
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"
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frame size: 8
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parameter count: 1
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bytecode array length: 67
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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B(CreateClosure), U8(0), U8(0), U8(2),
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B(Star), R(2),
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B(LdaTheHole),
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B(Star), R(3),
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B(LdaSmi), I8(34),
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B(Star), R(5),
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B(Wide), B(LdaSmi), I16(148),
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B(Star), R(6),
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B(Mov), R(2), R(4),
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B(CallRuntime), U16(Runtime::kDefineClass), R(3), U8(4),
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B(Star), R(3),
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B(LdaConstant), U8(1),
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B(Star), R(5),
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B(CreateClosure), U8(2), U8(1), U8(2),
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B(Star), R(6),
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B(LdaSmi), I8(2),
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B(Star), R(7),
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B(Ldar), R(6),
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B(StaDataPropertyInLiteral), R(3), R(5), U8(1), U8(2),
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B(CallRuntime), U16(Runtime::kInstallClassNameAccessor), R(2), U8(1),
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B(CallRuntime), U16(Runtime::kToFastProperties), R(2), U8(1),
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B(Star), R(0),
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B(Star), R(1),
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B(LdaUndefined),
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/* 149 S> */ B(Return),
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]
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constant pool: [
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SHARED_FUNCTION_INFO_TYPE,
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["speak"],
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SHARED_FUNCTION_INFO_TYPE,
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]
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handlers: [
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]
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---
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snippet: "
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var n0 = 'a';
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var n1 = 'b';
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class N {
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[n0]() { return n0; }
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static [n1]() { return n1; }
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}
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"
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frame size: 9
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parameter count: 1
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bytecode array length: 106
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bytecodes: [
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B(CreateFunctionContext), U8(2),
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B(PushContext), R(2),
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/* 30 E> */ B(StackCheck),
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/* 43 S> */ B(LdaConstant), U8(0),
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/* 43 E> */ B(StaCurrentContextSlot), U8(4),
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/* 57 S> */ B(LdaConstant), U8(1),
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/* 57 E> */ B(StaCurrentContextSlot), U8(5),
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B(CreateClosure), U8(2), U8(0), U8(2),
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B(Star), R(3),
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B(LdaTheHole),
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B(Star), R(4),
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B(LdaSmi), I8(62),
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B(Star), R(6),
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B(Wide), B(LdaSmi), I16(128),
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B(Star), R(7),
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B(Mov), R(3), R(5),
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B(CallRuntime), U16(Runtime::kDefineClass), R(4), U8(4),
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B(Star), R(4),
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B(LdaImmutableCurrentContextSlot), U8(4),
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/* 75 E> */ B(ToName), R(6),
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B(CreateClosure), U8(3), U8(1), U8(2),
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B(Star), R(7),
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B(LdaSmi), I8(2),
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B(Star), R(8),
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B(Ldar), R(7),
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B(StaDataPropertyInLiteral), R(4), R(6), U8(3), U8(2),
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B(LdaImmutableCurrentContextSlot), U8(5),
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/* 106 E> */ B(ToName), R(6),
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B(LdaConstant), U8(4),
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B(TestEqualStrictNoFeedback), R(6),
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B(Mov), R(3), R(5),
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B(JumpIfFalse), U8(7),
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B(CallRuntime), U16(Runtime::kThrowStaticPrototypeError), R(0), U8(0),
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B(CreateClosure), U8(5), U8(4), U8(2),
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B(StaDataPropertyInLiteral), R(5), R(6), U8(3), U8(5),
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B(CallRuntime), U16(Runtime::kInstallClassNameAccessorWithCheck), R(3), U8(1),
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B(CallRuntime), U16(Runtime::kToFastProperties), R(3), U8(1),
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B(Star), R(0),
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B(Star), R(1),
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B(LdaUndefined),
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/* 129 S> */ B(Return),
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]
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constant pool: [
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["a"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["b"],
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SHARED_FUNCTION_INFO_TYPE,
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SHARED_FUNCTION_INFO_TYPE,
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["prototype"],
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SHARED_FUNCTION_INFO_TYPE,
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]
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handlers: [
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]
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---
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snippet: "
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var count = 0;
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class C { constructor() { count++; }}
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return new C();
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"
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frame size: 8
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parameter count: 1
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bytecode array length: 55
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bytecodes: [
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B(CreateFunctionContext), U8(1),
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B(PushContext), R(2),
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/* 30 E> */ B(StackCheck),
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/* 46 S> */ B(LdaZero),
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/* 46 E> */ B(StaCurrentContextSlot), U8(4),
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B(CreateClosure), U8(0), U8(0), U8(2),
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B(Star), R(3),
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B(LdaTheHole),
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B(Star), R(4),
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B(LdaSmi), I8(49),
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B(Star), R(6),
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B(LdaSmi), I8(86),
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B(Star), R(7),
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B(Mov), R(3), R(5),
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B(CallRuntime), U16(Runtime::kDefineClass), R(4), U8(4),
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B(Star), R(4),
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B(CallRuntime), U16(Runtime::kInstallClassNameAccessor), R(3), U8(1),
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B(CallRuntime), U16(Runtime::kToFastProperties), R(3), U8(1),
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B(Star), R(0),
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B(Star), R(1),
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/* 94 S> */ B(Construct), R(1), R(0), U8(0), U8(1),
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/* 102 S> */ B(Return),
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]
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constant pool: [
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SHARED_FUNCTION_INFO_TYPE,
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]
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handlers: [
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]
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---
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snippet: "
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(class {})
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class E { static name () {}}
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"
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frame size: 8
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parameter count: 1
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bytecode array length: 92
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 34 S> */ B(CreateClosure), U8(0), U8(0), U8(2),
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B(Star), R(2),
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B(LdaTheHole),
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B(Star), R(3),
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B(LdaSmi), I8(35),
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B(Star), R(5),
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B(LdaSmi), I8(43),
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B(Star), R(6),
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B(Mov), R(2), R(4),
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B(CallRuntime), U16(Runtime::kDefineClass), R(3), U8(4),
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B(Star), R(3),
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B(CallRuntime), U16(Runtime::kToFastProperties), R(2), U8(1),
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B(CreateClosure), U8(1), U8(1), U8(2),
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B(Star), R(2),
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B(LdaTheHole),
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B(Star), R(3),
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B(LdaSmi), I8(45),
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B(Star), R(5),
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B(LdaSmi), I8(73),
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B(Star), R(6),
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B(Mov), R(2), R(4),
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B(CallRuntime), U16(Runtime::kDefineClass), R(3), U8(4),
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B(Star), R(3),
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B(LdaConstant), U8(2),
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B(Star), R(5),
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B(CreateClosure), U8(3), U8(2), U8(2),
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B(Star), R(6),
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B(LdaSmi), I8(2),
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B(Star), R(7),
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B(Ldar), R(6),
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B(StaDataPropertyInLiteral), R(4), R(5), U8(1), U8(3),
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B(CallRuntime), U16(Runtime::kToFastProperties), R(2), U8(1),
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B(Star), R(0),
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B(Star), R(1),
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B(LdaUndefined),
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/* 74 S> */ B(Return),
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]
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constant pool: [
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SHARED_FUNCTION_INFO_TYPE,
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SHARED_FUNCTION_INFO_TYPE,
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["name"],
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SHARED_FUNCTION_INFO_TYPE,
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]
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handlers: [
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]
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