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ChangeLog
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2015-08-06: Version 4.6.53
Performance and stability improvements on all platforms.
2015-08-05: Version 4.6.52
Ship --harmony-new-target (issue 3887).
Performance and stability improvements on all platforms.
2015-08-04: Version 4.6.51
Performance and stability improvements on all platforms.
2015-08-04: Version 4.6.50
Performance and stability improvements on all platforms.
2015-08-03: Version 4.6.49
SIMD.js Add the other SIMD Phase 1 types (issue 4124).
Performance and stability improvements on all platforms.
2015-08-03: Version 4.6.48
Performance and stability improvements on all platforms.
2015-08-03: Version 4.6.47
Performance and stability improvements on all platforms.
2015-08-01: Version 4.6.46
Performance and stability improvements on all platforms.
2015-08-01: Version 4.6.45
Performance and stability improvements on all platforms.
2015-08-01: Version 4.6.44
Performance and stability improvements on all platforms.
2015-07-31: Version 4.6.43
Performance and stability improvements on all platforms.
2015-07-31: Version 4.6.42
Performance and stability improvements on all platforms.
2015-07-31: Version 4.6.41
Performance and stability improvements on all platforms.
2015-07-30: Version 4.6.40
Pass the kGCCallbackFlagForced flag when invoking
Heap::CollectAllGarbage from AdjustAmountOfExternalAllocatedMemory
(Chromium issue 511294).
Performance and stability improvements on all platforms.
2015-07-30: Version 4.6.39
Performance and stability improvements on all platforms.
2015-07-30: Version 4.6.38
Performance and stability improvements on all platforms.
2015-07-29: Version 4.6.37
Performance and stability improvements on all platforms.
2015-07-28: Version 4.6.36
Fix prototype registration upon SlowToFast migration (Chromium issue
513602).
Bugfix: Incorrect type feedback vector structure on recompile (Chromium
issue 514526).
Reland of "Remove ExternalArray, derived types, and element kinds"
(issue 3996).
Performance and stability improvements on all platforms.
2015-07-28: Version 4.6.35
Performance and stability improvements on all platforms.
2015-07-28: Version 4.6.34
Remove ExternalArray, derived types, and element kinds (issue 3996).
Make V8 compile with MSVS 2015 (issue 4326).
Performance and stability improvements on all platforms.
2015-07-27: Version 4.6.33
Performance and stability improvements on all platforms.
2015-07-26: Version 4.6.32
Performance and stability improvements on all platforms.
2015-07-25: Version 4.6.31
Performance and stability improvements on all platforms.
2015-07-25: Version 4.6.30
Make dates default to the local timezone if none specified (issue 4242,
Chromium issue 391730).
Performance and stability improvements on all platforms.
2015-07-24: Version 4.6.29
Performance and stability improvements on all platforms.
2015-07-24: Version 4.6.28
Performance and stability improvements on all platforms.
2015-07-23: Version 4.6.27
Fix check for a date with a 24th hour (Chromium issue 174609).
Performance and stability improvements on all platforms.
2015-07-23: Version 4.6.26
Performance and stability improvements on all platforms.
2015-07-22: Version 4.6.25
Performance and stability improvements on all platforms.
2015-07-22: Version 4.6.24
Performance and stability improvements on all platforms.
2015-07-22: Version 4.6.23
Performance and stability improvements on all platforms.
2015-07-21: Version 4.6.22
Performance and stability improvements on all platforms.
2015-07-21: Version 4.6.21
Performance and stability improvements on all platforms.
2015-07-21: Version 4.6.20
Don't run the second pass of the pending phantom callbacks if the heap
has been torn down (Chromium issue 511204).
Debugger: prepare code for debugging on a per-function basis (issue
4132).
Performance and stability improvements on all platforms.
2015-07-20: Version 4.6.19
Performance and stability improvements on all platforms.
2015-07-20: Version 4.6.18
Performance and stability improvements on all platforms.
2015-07-19: Version 4.6.17
Performance and stability improvements on all platforms.
2015-07-18: Version 4.6.16
Performance and stability improvements on all platforms.
2015-07-18: Version 4.6.15
Make NumberFormat use the ICU currency data, fix bug in NumberFormat
(Chromium issues 304722, 435465, 473104).
Properly fix enumerate / Object.keys wrt access checked objects
(Chromium issue 509936).
Fix object enumeration wrt access checked objects (Chromium issue
509936).
Fix DefineOwnProperty for data properties wrt failed access checks
(Chromium issue 509936).
Fix GetOwnPropertyNames on access-checked objects (Chromium issue
509936).
Fix getPrototypeOf for access checked objects (Chromium issue 509936).
Delete APIs deprecated since last release.
Performance and stability improvements on all platforms.
2015-07-17: Version 4.6.14
Array.prototype.reverse should call [[HasProperty]] on elements before
[[Get]] (issue 4223).
In RegExp, lastIndex is read with ToLength, not ToInteger (issue 4244).
Stage --harmony-new-target (issue 3887).
Re-ship harmony spread calls and spread arrays (issue 3018).
Expose SIMD.Float32x4 type to Javascript. This CL exposes the
constructor function, defines type related information, and implements
value type semantics. It also refactors test/mjsunit/samevalue.js to
test SameValue and SameValueZero (issue 4124).
Performance and stability improvements on all platforms.
2015-07-17: Version 4.6.13
Performance and stability improvements on all platforms.
2015-07-16: Version 4.6.12
Performance and stability improvements on all platforms.
2015-07-16: Version 4.6.11
Performance and stability improvements on all platforms.
2015-07-16: Version 4.6.10
Expose SIMD.Float32x4 type to Javascript. This CL exposes the
constructor function, defines type related information, and implements
value type semantics. It also refactors test/mjsunit/samevalue.js to
test SameValue and SameValueZero (issue 4124).
Fix runtime-atomics for Win 10 SDK and remove volatile (Chromium issues
440500, 491424).
Performance and stability improvements on all platforms.
2015-07-15: Version 4.6.9
Let the second pass phantom callbacks run in a separate task on the
foreground thread.
Performance and stability improvements on all platforms.
2015-07-15: Version 4.6.8
Optimize String.prototype.includes (issue 3807).
Unship spread calls and spread arrays (issue 4298).
Performance and stability improvements on all platforms.
2015-07-15: Version 4.6.7
Performance and stability improvements on all platforms.
2015-07-14: Version 4.6.6
Performance and stability improvements on all platforms.
2015-07-14: Version 4.6.5
Performance and stability improvements on all platforms.
2015-07-14: Version 4.6.4
MIPS64: Fix BlockTrampolinePoolFor() to emit trampoline before blocking,
if needed (issue 4294).
Add convenience method for converting v8::PersistentBase to v8::Local.
Performance and stability improvements on all platforms.
2015-07-13: Version 4.6.3
MIPS: Fix BlockTrampolinePoolFor() to emit trampoline before blocking,
if needed (issue 4294).
Performance and stability improvements on all platforms.
2015-07-13: Version 4.6.2
[arm] CheckConstPool between TurboFan instructions (issue 4292).
Fix keyed access of primitive objects in the runtime. For now it uses a
pretty slow path for accessing strings by wrapping it into a new
temporary wrapper (issues 3088, 4042).
Performance and stability improvements on all platforms.
2015-07-12: Version 4.6.1
Performance and stability improvements on all platforms.
2015-07-09: Version 4.5.107
[arm] Don't call branch_offset within CheckConstPool (issue 4292).
[arm] Fix missing CheckBuffer for branches (issue 4292).
Performance and stability improvements on all platforms.
2015-07-09: Version 4.5.106
Performance and stability improvements on all platforms.
2015-07-09: Version 4.5.105
Guard @@isConcatSpreadable behind a flag (Chromium issue 507553).
Performance and stability improvements on all platforms.
2015-07-08: Version 4.5.104
[x64] Fix handling of Smi constants in LSubI and LBitI (Chromium issue
478612).
Performance and stability improvements on all platforms.
2015-07-08: Version 4.5.103
Performance and stability improvements on all platforms.
2015-07-08: Version 4.5.102
Performance and stability improvements on all platforms.
2015-07-07: Version 4.5.101
Move compatible receiver check from CompileHandler to UpdateCaches
(Chromium issue 505374).
Performance and stability improvements on all platforms.
2015-07-07: Version 4.5.100
Performance and stability improvements on all platforms.
2015-07-07: Version 4.5.99
unicode-decoder: fix out-of-band write in utf16 (issue 4274).
Performance and stability improvements on all platforms.
2015-07-06: Version 4.5.98
Performance and stability improvements on all platforms.
2015-07-04: Version 4.5.97
Performance and stability improvements on all platforms.
2015-07-03: Version 4.5.96
Performance and stability improvements on all platforms.
2015-07-03: Version 4.5.95
Performance and stability improvements on all platforms.
2015-07-02: Version 4.5.94
Performance and stability improvements on all platforms.
2015-07-02: Version 4.5.93
Include Harmony Array/TypedArray methods unconditionally (Chromium issue
504629).
Performance and stability improvements on all platforms.
2015-07-02: Version 4.5.92
Performance and stability improvements on all platforms.
2015-07-01: Version 4.5.91
Performance and stability improvements on all platforms.
2015-07-01: Version 4.5.90
Performance and stability improvements on all platforms.
2015-07-01: Version 4.5.89
Performance and stability improvements on all platforms.
2015-06-30: Version 4.5.88
Performance and stability improvements on all platforms.
2015-06-30: Version 4.5.87
Performance and stability improvements on all platforms.
2015-06-30: Version 4.5.86
Ensure mjsunit tests use dashes not underscores in flags directives
(Chromium issue 505228).
Performance and stability improvements on all platforms.
2015-06-29: Version 4.5.85
Fix flag convention in handle count tests and comment (Chromium issue
505228).
Performance and stability improvements on all platforms.
2015-06-29: Version 4.5.84
Performance and stability improvements on all platforms.
2015-06-27: Version 4.5.83
Performance and stability improvements on all platforms.
2015-06-26: Version 4.5.82
Performance and stability improvements on all platforms.
2015-06-26: Version 4.5.81
Remove obsolete options in ScriptCompiler::CompileOptions (Chromium
issue 399580).
Performance and stability improvements on all platforms.
2015-06-25: Version 4.5.80
Performance and stability improvements on all platforms.
2015-06-25: Version 4.5.79
Performance and stability improvements on all platforms.
2015-06-25: Version 4.5.78
Serializer: clear next link in weak cells (Chromium issue 503552).
Performance and stability improvements on all platforms.
2015-06-24: Version 4.5.77
Performance and stability improvements on all platforms.
2015-06-24: Version 4.5.76
Performance and stability improvements on all platforms.
2015-06-24: Version 4.5.75
Date() should not depend on Date.prototype.toString (issue 4225).
Performance and stability improvements on all platforms.
2015-06-23: Version 4.5.74
Expose Map/Set methods through the API (issue 3340).
[turbofan] NaN is never truish (issue 4207).
Performance and stability improvements on all platforms.
2015-06-23: Version 4.5.73
Re-ship Harmony Array/TypedArray methods (issue 3578).
Performance and stability improvements on all platforms.
2015-06-23: Version 4.5.72
Performance and stability improvements on all platforms.
2015-06-23: Version 4.5.71
Performance and stability improvements on all platforms.
2015-06-20: Version 4.5.70
Ship Harmony Array/TypedArray methods (issue 3578).
Performance and stability improvements on all platforms.
2015-06-20: Version 4.5.69
Ship arrow functions (issue 2700).
Performance and stability improvements on all platforms.
2015-06-19: Version 4.5.68
Performance and stability improvements on all platforms.
2015-06-19: Version 4.5.67
Performance and stability improvements on all platforms.
2015-06-19: Version 4.5.66
Ship arrow functions (issue 2700).
Performance and stability improvements on all platforms.
2015-06-18: Version 4.5.65
Performance and stability improvements on all platforms.
2015-06-18: Version 4.5.64
Performance and stability improvements on all platforms.
2015-06-18: Version 4.5.63
Performance and stability improvements on all platforms.
2015-06-17: Version 4.5.62
Hydrogen object literals: always initialize in-object properties
(Chromium issue 500497).
Performance and stability improvements on all platforms.
2015-06-17: Version 4.5.61
Add %TypedArray% to proto chain (issue 4085).
Performance and stability improvements on all platforms.
2015-06-17: Version 4.5.60
Performance and stability improvements on all platforms.
2015-06-17: Version 4.5.59
[crankshaft] Fix wrong bailout points in for-in loop body (Chromium
issue 500435).
Performance and stability improvements on all platforms.
2015-06-16: Version 4.5.58
Performance and stability improvements on all platforms.
2015-06-16: Version 4.5.57
Inline code generation for %_IsTypedArray (issue 4085).
Allow TypedArrays to be initialized with iterables (issue 4090).
Performance and stability improvements on all platforms.
2015-06-15: Version 4.5.56
Performance and stability improvements on all platforms.
2015-06-15: Version 4.5.55
Performance and stability improvements on all platforms.
2015-06-14: Version 4.5.54
Performance and stability improvements on all platforms.
2015-06-13: Version 4.5.53
Performance and stability improvements on all platforms.
2015-06-12: Version 4.5.52
Map::TryUpdate() must be in sync with Map::Update() (issue 4173).
Add ToObject call in Array.prototype.sort (issue 4125).
In Array.of and Array.from, fall back to DefineOwnProperty (issue 4168).
Performance and stability improvements on all platforms.
2015-06-12: Version 4.5.51
Performance and stability improvements on all platforms.
2015-06-11: Version 4.5.50
Performance and stability improvements on all platforms.
2015-06-11: Version 4.5.49
Performance and stability improvements on all platforms.
2015-06-11: Version 4.5.48
Support rest parameters in arrow functions (issue 2700).
Performance and stability improvements on all platforms.
2015-06-10: Version 4.5.47
Implement %TypedArray%.prototype.slice (issue 3578).
Performance and stability improvements on all platforms.
2015-06-09: Version 4.5.46
Stage ES6 arrow functions (issue 2700).
Performance and stability improvements on all platforms.
2015-06-09: Version 4.5.45
Performance and stability improvements on all platforms.
2015-06-09: Version 4.5.44
Performance and stability improvements on all platforms.
2015-06-08: Version 4.5.43
[for-in] Make ForInNext and ForInFilter deal properly with exceptions
(Chromium issue 496331).
Performance and stability improvements on all platforms.
2015-06-08: Version 4.5.42
Performance and stability improvements on all platforms.
2015-06-06: Version 4.5.41
Performance and stability improvements on all platforms.
2015-06-05: Version 4.5.40
Performance and stability improvements on all platforms.
2015-06-05: Version 4.5.39
Stage ES6 Array and TypedArray methods (issue 3578).
Performance and stability improvements on all platforms.
2015-06-05: Version 4.5.38
Implement %TypedArray%.prototype.{reduce,reduceRight} (issue 3578).
Add support for Embedded Constant Pools for PPC and Arm (Chromium issue
478811).
Performance and stability improvements on all platforms.
2015-06-04: Version 4.5.37
Performance and stability improvements on all platforms.
2015-06-04: Version 4.5.36
Performance and stability improvements on all platforms.
2015-06-04: Version 4.5.35
Flatten the Arrays returned and consumed by the v8::Map API (Chromium
issue 478263).
Performance and stability improvements on all platforms.
2015-06-03: Version 4.5.34
Also allocate small typed arrays on heap when initialized from an array-
like (issue 3996).
Implement %TypedArray%.prototype.{reduce,reduceRight} (issue 3578).
Performance and stability improvements on all platforms.
2015-06-03: Version 4.5.33
Add support for Embedded Constant Pools for PPC and Arm (Chromium issue
478811).
Implement %TypedArray%.prototype.{toString,toLocaleString,join} (issue
3578).
Performance and stability improvements on all platforms.
2015-06-03: Version 4.5.32
Performance and stability improvements on all platforms.
2015-06-02: Version 4.5.31
Performance and stability improvements on all platforms.
2015-06-02: Version 4.5.30
Performance and stability improvements on all platforms.
2015-06-01: Version 4.5.29
Reland "Re-enable on-heap typed array allocation" (issue 3996).
Performance and stability improvements on all platforms.
2015-06-01: Version 4.5.28
Re-enable on-heap typed array allocation (issue 3996).
Also expose DefineOwnProperty (Chromium issue 475206).
Performance and stability improvements on all platforms.
2015-06-01: Version 4.5.27
Performance and stability improvements on all platforms.
2015-05-31: Version 4.5.26
Performance and stability improvements on all platforms.
2015-05-30: Version 4.5.25
Performance and stability improvements on all platforms.
2015-05-29: Version 4.5.24
Debugger: consider try-finally scopes not catching wrt debug events
(Chromium issue 492522).
Performance and stability improvements on all platforms.
2015-05-29: Version 4.5.23
Performance and stability improvements on all platforms.
2015-05-29: Version 4.5.22
Do not eagerly convert exception to string when creating a message
object (Chromium issue 490680).
Performance and stability improvements on all platforms.
2015-05-28: Version 4.5.21
Performance and stability improvements on all platforms.
2015-05-28: Version 4.5.20
Introduce v8::Object::CreateDataProperty (Chromium issue 475206).
Performance and stability improvements on all platforms.
2015-05-27: Version 4.5.19
Performance and stability improvements on all platforms.
2015-05-27: Version 4.5.18
Add {Map,Set}::FromArray to the API (issue 3340).
Add {Map,Set}::AsArray to the API (issue 3340).
Add basic API support for Map & Set (issue 3340).
Performance and stability improvements on all platforms.
2015-05-26: Version 4.5.17
Correctly hook up materialized receiver into the evaluation context
chain (Chromium issue 491943).
Implement bookmarks for ExternalStreamingStream (Chromium issue 470930).
Performance and stability improvements on all platforms.
2015-05-26: Version 4.5.16
Performance and stability improvements on all platforms.
2015-05-26: Version 4.5.15
Performance and stability improvements on all platforms.
2015-05-23: Version 4.5.14
Performance and stability improvements on all platforms.
2015-05-22: Version 4.5.13
Remove v8::Private.
Performance and stability improvements on all platforms.
2015-05-22: Version 4.5.12
Performance and stability improvements on all platforms.
2015-05-22: Version 4.5.11
Performance and stability improvements on all platforms.
2015-05-21: Version 4.5.10
Re-land %TypedArray%.prototype.{map,filter,some} (issue 3578).
Performance and stability improvements on all platforms.
2015-05-21: Version 4.5.9
Performance and stability improvements on all platforms.
2015-05-20: Version 4.5.8
Performance and stability improvements on all platforms.
2015-05-20: Version 4.5.7
Implement %TypedArray%.{lastI,i}ndexOf (issue 3578).
Implement %TypedArray%.prototype.sort (issue 3578).
Implement %TypedArray%.reverse (issue 3578).
Implement %TypedArray%.prototype.{map,filter,some,reduce,reduceRight}
(issue 3578).
Fix has_pending_exception logic in API's Array::CloneElementAt (issue
4103).
Adding api to get last gc object statistics for chrome://tracing
(Chromium issue 476013).
Fix harmless HGraph verification failure after hoisting inlined bounds
checks (Chromium issue 487608).
Performance and stability improvements on all platforms.