platform/upstream/v8.git
11 years agoImplement progress bar for large objects.
mstarzinger@chromium.org [Thu, 15 Nov 2012 17:57:40 +0000 (17:57 +0000)]
Implement progress bar for large objects.

This implements incremental scanning of large objects using a progress
bar in the page header of such objects. Note that this requires forward
white to gray transitions in the write barrier and hence is disabled by
default for now.

R=ulan@chromium.org,hpayer@chromium.org

Review URL: https://codereview.chromium.org/11362246

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12978 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoReturn the length as smi.
verwaest@chromium.org [Thu, 15 Nov 2012 16:16:09 +0000 (16:16 +0000)]
Return the length as smi.

Review URL: https://chromiumcodereview.appspot.com/11419011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12977 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoFix assert failure in array slice
mvstanton@chromium.org [Thu, 15 Nov 2012 15:41:12 +0000 (15:41 +0000)]
Fix assert failure in array slice

R=verwaest@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11412005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12976 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoFix shifting from holey arrays.
verwaest@chromium.org [Thu, 15 Nov 2012 15:27:06 +0000 (15:27 +0000)]
Fix shifting from holey arrays.

Review URL: https://chromiumcodereview.appspot.com/11417007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12975 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoSet length only after retrieving the element succeeded
verwaest@chromium.org [Thu, 15 Nov 2012 14:30:01 +0000 (14:30 +0000)]
Set length only after retrieving the element succeeded

Review URL: https://chromiumcodereview.appspot.com/11417006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12974 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoHeap explorer: Show representation of strings.
verwaest@chromium.org [Thu, 15 Nov 2012 13:35:05 +0000 (13:35 +0000)]
Heap explorer: Show representation of strings.

* src/profile-generator.cc (V8HeapExplorer::GetSystemEntryName): For
  maps of strings, return a name that encodes the representation
  strategy used for the strings.
  (V8HeapExplorer::ExtractReferences): For strings, visit the maps as
  well, so that the user can see what representation is used for their
  strings.

See http://wingolog.org/pub/string-representations.png for an example of what it looks like.

BUG=

Review URL: https://chromiumcodereview.appspot.com/11344021
Patch from Andy Wingo <wingo@igalia.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12973 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoRename SeqAsciiString
yangguo@chromium.org [Thu, 15 Nov 2012 13:31:27 +0000 (13:31 +0000)]
Rename SeqAsciiString

This is a straight rename:

NewRawAsciiString -> NewRawOneByteString
SeqAscii -> SeqOneByte

SeqOneByteString cannot yet take non-ascii data.

R=yangguo@chromium.org,
BUG=

Review URL: https://chromiumcodereview.appspot.com/11411005
Patch from Dan Carney <dcarney@google.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12972 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoMIPS: Add rotate-right instruction to hydrogen and use it instead of bitwise operatio...
ulan@chromium.org [Thu, 15 Nov 2012 12:41:35 +0000 (12:41 +0000)]
MIPS: Add rotate-right instruction to hydrogen and use it instead of bitwise operations of the form ((x >>> i) | (x << (32 - i))).

Port r12855 (be965042)

BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/11293140
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12971 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoUnbreak waterfall after r12968.
mstarzinger@chromium.org [Thu, 15 Nov 2012 12:35:16 +0000 (12:35 +0000)]
Unbreak waterfall after r12968.

R=jkummerow@chromium.org
TEST=test262

Review URL: https://codereview.chromium.org/11416008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12970 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoSupport all fast elements kinds in the major array operations.
verwaest@chromium.org [Thu, 15 Nov 2012 12:19:14 +0000 (12:19 +0000)]
Support all fast elements kinds in the major array operations.
Currently missing support for unshift.

BUG=

Review URL: https://chromiumcodereview.appspot.com/11377132

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12969 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoUpdate Test262 harness to recent version.
mstarzinger@chromium.org [Thu, 15 Nov 2012 11:41:27 +0000 (11:41 +0000)]
Update Test262 harness to recent version.

R=rossberg@chromium.org
TEST=test262

Review URL: https://codereview.chromium.org/11308033

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12968 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoObject.observe: Handle oldValue for elements with accessors properly.
rossberg@chromium.org [Thu, 15 Nov 2012 11:31:40 +0000 (11:31 +0000)]
Object.observe: Handle oldValue for elements with accessors properly.

Extended ElementAccessor interface to allow querying PropertyType and
AccessorPair. Also added respective functionality to JSObject.

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11358234

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12967 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoMake kAsciiDataHintTag have correct semantics for all both 1 and 2 byte string types.
yangguo@chromium.org [Thu, 15 Nov 2012 10:29:11 +0000 (10:29 +0000)]
Make kAsciiDataHintTag have correct semantics for all both 1 and 2 byte string types.

BUG=

Review URL: https://chromiumcodereview.appspot.com/11360251
Patch from Dan Carney <dcarney@google.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12966 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoMIPS: Add code again to allow reclaiming old unexecuted functions.
danno@chromium.org [Thu, 15 Nov 2012 10:12:28 +0000 (10:12 +0000)]
MIPS: Add code again to allow reclaiming old unexecuted functions.

Port r12898 (69ff6e50)

Original commit message:
When code objects in the heap for FUNCTIONs and OPTIMIZED_FUNCTIONs are marked by the GC, their prologue is patched with a call to a stub that removes the patch. This allows the collector to quickly identify code objects that haven't been executed since the last full collection (they are the ones that sill contain the patch). The functionality is currently disabled, but can be activated by specifying the "--age-code".

BUG=
TEST=

Review URL: https://codereview.chromium.org/11358252
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12965 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoAdd missing initialization for low survival rate period.
mstarzinger@chromium.org [Thu, 15 Nov 2012 09:25:40 +0000 (09:25 +0000)]
Add missing initialization for low survival rate period.

R=verwaest@chromium.org
BUG=v8:2403

Review URL: https://codereview.chromium.org/11419002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12964 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoFix clang build after r12956
yangguo@chromium.org [Wed, 14 Nov 2012 20:03:53 +0000 (20:03 +0000)]
Fix clang build after r12956

That change added a test which called the handlified version of JSObject::SetElement and didn't check the return value, but that method has a MUST_USE_RESULT annotation. This change removes the annotation for consistency with other handlified static methods (like SetProperty).

Review URL: https://chromiumcodereview.appspot.com/11359212
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12963 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoObject.observe: Move notification of JSArray length changes to JSArray::SetElementsLength
rossberg@chromium.org [Wed, 14 Nov 2012 16:51:21 +0000 (16:51 +0000)]
Object.observe: Move notification of JSArray length changes to JSArray::SetElementsLength

The previous implementation in Accessors::ArraySetLength failed when array length was set through StoreIC_ArrayLength. But that stub and the accessor both delegate to JSArray::SetElementsLength, so moving the code there allows notifications to be sent in both cases.

Review URL: https://codereview.chromium.org/11275292
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12962 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

11 years agoLattice-based representation inference, powered by left/right specific type feedback...
jkummerow@chromium.org [Wed, 14 Nov 2012 15:59:45 +0000 (15:59 +0000)]
Lattice-based representation inference, powered by left/right specific type feedback for BinaryOps and comparisons

Review URL: https://chromiumcodereview.appspot.com/10837165

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12961 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoConsolidate polymorphic calls due to elements transitions.
verwaest@chromium.org [Wed, 14 Nov 2012 12:10:51 +0000 (12:10 +0000)]
Consolidate polymorphic calls due to elements transitions.

Review URL: https://chromiumcodereview.appspot.com/11359104

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12960 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoOutput max incremental step delay in trace_gc_nvp.
ulan@chromium.org [Wed, 14 Nov 2012 11:44:56 +0000 (11:44 +0000)]
Output max incremental step delay in trace_gc_nvp.

R=mstarzinger@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11377134

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12959 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoEmit VMLA for multiply-add on ARM
ulan@chromium.org [Wed, 14 Nov 2012 11:01:18 +0000 (11:01 +0000)]
Emit VMLA for multiply-add on ARM

Review URL: https://chromiumcodereview.appspot.com/11293061
Patch from Hans Wennborg <hans@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12958 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix build errors.
yangguo@chromium.org [Wed, 14 Nov 2012 09:32:51 +0000 (09:32 +0000)]
Fix build errors.

R=jkummerow@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11364231

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12957 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove 'type' and 'arguments' properties from Error object.
yangguo@chromium.org [Wed, 14 Nov 2012 09:14:47 +0000 (09:14 +0000)]
Remove 'type' and 'arguments' properties from Error object.

R=svenpanne@chromium.org
BUG=v8:2397

Review URL: https://chromiumcodereview.appspot.com/11358214

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12956 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoUnbreak MIPS part a bit.
svenpanne@chromium.org [Wed, 14 Nov 2012 07:33:16 +0000 (07:33 +0000)]
Unbreak MIPS part a bit.

Review URL: https://codereview.chromium.org/11293250

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12955 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agogit should ignore .d8_history (d8 readline history)
danno@chromium.org [Tue, 13 Nov 2012 21:43:38 +0000 (21:43 +0000)]
git should ignore .d8_history (d8 readline history)

R=danno@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11365168
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12954 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAdd atomics implementation for ThreadSanitizer v2 (https://sites.google.com/a/chromiu...
danno@chromium.org [Tue, 13 Nov 2012 21:38:00 +0000 (21:38 +0000)]
Add atomics implementation for ThreadSanitizer v2 (https://sites.google.com/a/chromium.org/dev/developers/testing/threadsanitizer-tsan-v2)

BUG=128314

Review URL: https://chromiumcodereview.appspot.com/10965035
Patch from Alexander Potapenko <glider@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12953 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoIssue 2368: LiveEdit crashes when new object/array literal is added
peter.rybin@gmail.com [Tue, 13 Nov 2012 19:13:27 +0000 (19:13 +0000)]
Issue 2368: LiveEdit crashes when new object/array literal is added

Review URL: https://codereview.chromium.org/11191039

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12952 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoObject.deliverChangeRecords should remove the observer from activeObservers
rossberg@chromium.org [Tue, 13 Nov 2012 15:53:28 +0000 (15:53 +0000)]
Object.deliverChangeRecords should remove the observer from activeObservers

To preserve ordering guarantees during end-of-turn delivery, Object.deliverChangeRecords needs to remove the delivered-to observer from the list of active observers.

The added test demonstrates this behavior.

Review URL: https://codereview.chromium.org/11410046
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12951 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoObject.unobserve(obj, callback) now throws a TypeError when callback is not a function.
rossberg@chromium.org [Tue, 13 Nov 2012 15:50:59 +0000 (15:50 +0000)]
Object.unobserve(obj, callback) now throws a TypeError when callback is not a function.

Review URL: https://codereview.chromium.org/11293248
Patch from Rafael Weinstein <rafaelw@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12950 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRestructure JSObject::SetElement for performance.
rossberg@chromium.org [Tue, 13 Nov 2012 15:47:46 +0000 (15:47 +0000)]
Restructure JSObject::SetElement for performance.

Wins back ~1500 points on Octane/Gameboy that we lost with
https://codereview.chromium.org/11365111 (CL 12900), presumably
by lowering register pressure and/or handlification overhead.
Hopefully benefits other regressions as well.

R=verwaest@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11275283

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12949 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPrepare push to trunk. Now working on version 3.15.4.
yangguo@chromium.org [Tue, 13 Nov 2012 13:54:49 +0000 (13:54 +0000)]
Prepare push to trunk.  Now working on version 3.15.4.

R=jkummerow@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11369213

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12946 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRe-land rev. 12849 and 12868 (Heavy cleanup of the external pointer API + related...
svenpanne@chromium.org [Tue, 13 Nov 2012 12:27:03 +0000 (12:27 +0000)]
Re-land rev. 12849 and 12868 (Heavy cleanup of the external pointer API + related fix).

Review URL: https://codereview.chromium.org/11365224

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12945 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAllow property indexes to refer to slots inside the object header.
mmassi@chromium.org [Tue, 13 Nov 2012 11:07:04 +0000 (11:07 +0000)]
Allow property indexes to refer to slots inside the object header.

BUG=

Review URL: https://chromiumcodereview.appspot.com/11365221

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12944 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRevert change r12912 (http://code.google.com/p/v8/source/detail?r=12912) due to x64...
mvstanton@chromium.org [Tue, 13 Nov 2012 10:53:34 +0000 (10:53 +0000)]
Revert change r12912 (code.google.com/p/v8/source/detail?r=12912) due to x64 perf issue

R=verwaest@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11312206

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12943 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoReverting r12937.
yangguo@chromium.org [Tue, 13 Nov 2012 10:36:20 +0000 (10:36 +0000)]
Reverting r12937.

R=verwaest@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11293246

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12942 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoSend non-JS output (e.g. errors) to stderr, instead of stdout.
yangguo@chromium.org [Tue, 13 Nov 2012 10:31:40 +0000 (10:31 +0000)]
Send non-JS output (e.g. errors) to stderr, instead of stdout.

The Chromium build uses this executable and needs to be able to
separate errors from JS output.

Review URL: https://chromiumcodereview.appspot.com/11365202
Patch from Patrick Dubroy <dubroy@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12941 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix details in message formatting.
yangguo@chromium.org [Tue, 13 Nov 2012 09:01:43 +0000 (09:01 +0000)]
Fix details in message formatting.

BUG=

Review URL: https://chromiumcodereview.appspot.com/11360220

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12940 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoCorrectly handle uncaught exception objects.
yangguo@chromium.org [Mon, 12 Nov 2012 17:32:30 +0000 (17:32 +0000)]
Correctly handle uncaught exception objects.

R=jkummerow@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11365200

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12939 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoSpeed up native error check.
ulan@chromium.org [Mon, 12 Nov 2012 15:33:31 +0000 (15:33 +0000)]
Speed up native error check.

BUG=148757
TEST=largeObj test from the bug is 2x faster.
R=yangguo@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11377100

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12938 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMake kAsciiDataHintTag have correct semantics for all both 1 and 2 byte string types.
yangguo@chromium.org [Mon, 12 Nov 2012 14:57:59 +0000 (14:57 +0000)]
Make kAsciiDataHintTag have correct semantics for all both 1 and 2 byte string types.

BUG=

Review URL: https://chromiumcodereview.appspot.com/11361171

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12937 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoCorrectly check for stack overflow even when interrupt is pending.
yangguo@chromium.org [Mon, 12 Nov 2012 14:56:25 +0000 (14:56 +0000)]
Correctly check for stack overflow even when interrupt is pending.

BUG=v8:214

Review URL: https://chromiumcodereview.appspot.com/11362007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12936 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoCollect stack trace on stack overflow.
yangguo@chromium.org [Mon, 12 Nov 2012 14:54:29 +0000 (14:54 +0000)]
Collect stack trace on stack overflow.

BUG=v8:2394

Review URL: https://chromiumcodereview.appspot.com/11275186

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12933 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPrepare push to trunk. Now working on version 3.15.3.
mvstanton@chromium.org [Mon, 12 Nov 2012 14:43:21 +0000 (14:43 +0000)]
Prepare push to trunk.  Now working on version 3.15.3.

R=danno@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11366195

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12932 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoCorrectly fix test expectations.
yangguo@chromium.org [Mon, 12 Nov 2012 14:07:21 +0000 (14:07 +0000)]
Correctly fix test expectations.

R=jkummerow@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11369183

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12931 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFixed Code::FindCodeAgeSequence logic, removing a dead method on the way.
svenpanne@chromium.org [Mon, 12 Nov 2012 13:27:36 +0000 (13:27 +0000)]
Fixed Code::FindCodeAgeSequence logic, removing a dead method on the way.

Review URL: https://codereview.chromium.org/11364177

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12930 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFunction::GetScriptOrigin should supply sourceURL when script name is not available.
jkummerow@chromium.org [Mon, 12 Nov 2012 12:34:18 +0000 (12:34 +0000)]
Function::GetScriptOrigin should supply sourceURL when script name is not available.

GetScriptOrigin is used for DevTools instrumentation.

If inspected call-site is inside "eval" then returned script name is "undefined". To fix this problem we can use the "nameOrSourceURL" method of script-wrapper.

This is a re-upload of https://codereview.appspot.com/6811090/ for the purpose of landing.

BUG=159413

Review URL: https://codereview.chromium.org/11312185
Patch from Eugene Klyuchnikov <eustas@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12929 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix test expectations.
yangguo@chromium.org [Mon, 12 Nov 2012 12:29:15 +0000 (12:29 +0000)]
Fix test expectations.

R=jkummerow@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11361217

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12928 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMinor cleanup and optimisation of element methods.
rossberg@chromium.org [Mon, 12 Nov 2012 11:08:34 +0000 (11:08 +0000)]
Minor cleanup and optimisation of element methods.

R=verwaest@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11365175

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12927 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMake formatting error message side-effect-free.
yangguo@chromium.org [Mon, 12 Nov 2012 10:33:20 +0000 (10:33 +0000)]
Make formatting error message side-effect-free.

BUG=v8:2398

Review URL: https://chromiumcodereview.appspot.com/11359130

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12926 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix length check in JSON.stringify.
yangguo@chromium.org [Mon, 12 Nov 2012 10:20:07 +0000 (10:20 +0000)]
Fix length check in JSON.stringify.

R=verwaest@chromium.org
BUG=160010

Review URL: https://chromiumcodereview.appspot.com/11410031

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12925 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRefactoring incremental marking
hpayer@chromium.org [Mon, 12 Nov 2012 10:12:35 +0000 (10:12 +0000)]
Refactoring incremental marking

BUG=

Review URL: https://codereview.chromium.org/11358177

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12924 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoImplement Object.getNotifier() and remove Object.notify()
rossberg@chromium.org [Fri, 9 Nov 2012 16:14:42 +0000 (16:14 +0000)]
Implement Object.getNotifier() and remove Object.notify()

Updated all tests to use getNotifier or actual object mutation instead of notify, and added tests for new behavior of getNotifier.

Review URL: https://codereview.chromium.org/11369154
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12923 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRefactoring: Make emit_debug_code flag handling architecture-independent.
svenpanne@chromium.org [Fri, 9 Nov 2012 13:43:48 +0000 (13:43 +0000)]
Refactoring: Make emit_debug_code flag handling architecture-independent.

Review URL: https://codereview.chromium.org/11312165

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12921 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRefactoring: Make predictable code flag handling architecture-independent.
svenpanne@chromium.org [Fri, 9 Nov 2012 13:10:10 +0000 (13:10 +0000)]
Refactoring: Make predictable code flag handling architecture-independent.

Review URL: https://codereview.chromium.org/11359127

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12920 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoDisable code aging due to bugs.
danno@chromium.org [Fri, 9 Nov 2012 13:04:51 +0000 (13:04 +0000)]
Disable code aging due to bugs.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/11361182

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12919 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMinimal implementation and tests of observable array methods
rossberg@chromium.org [Fri, 9 Nov 2012 12:28:22 +0000 (12:28 +0000)]
Minimal implementation and tests of observable array methods

Bail out of any special-casing in array methods.
Further optimization is possible, but can be left for later.

Review URL: https://codereview.chromium.org/11369151
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12917 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoKeep the number of descriptors below DescriptorArray::kMaxNumberOfDescriptors even...
svenpanne@chromium.org [Fri, 9 Nov 2012 11:30:05 +0000 (11:30 +0000)]
Keep the number of descriptors below DescriptorArray::kMaxNumberOfDescriptors even for accessors

Review URL: https://codereview.chromium.org/11362182

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12916 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAdd more test coverage for setting Array.length
rossberg@chromium.org [Fri, 9 Nov 2012 11:00:13 +0000 (11:00 +0000)]
Add more test coverage for setting Array.length

Covers truncation of holey arrays and defineProperty('length').

Review URL: https://codereview.chromium.org/11369150
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12915 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoObject.observe: notify when element addition causes array growth
rossberg@chromium.org [Fri, 9 Nov 2012 10:57:54 +0000 (10:57 +0000)]
Object.observe: notify when element addition causes array growth

Review URL: https://codereview.chromium.org/11369135
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12914 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix InternalObjectHashTable to properly update table ref in observationState
rossberg@chromium.org [Fri, 9 Nov 2012 10:51:35 +0000 (10:51 +0000)]
Fix InternalObjectHashTable to properly update table ref in observationState

The previous fix wasn't broad enough: it only fixed the reference for a single Context.

Review URL: https://codereview.chromium.org/11361172
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12913 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoSome improvements in register usage in lithium compilation of LoadKeyed/StoreKeyed...
mvstanton@chromium.org [Fri, 9 Nov 2012 10:21:07 +0000 (10:21 +0000)]
Some improvements in register usage in lithium compilation of LoadKeyed/StoreKeyed operations.

BUG=

Review URL: https://codereview.chromium.org/11365084

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12912 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRollback of r12868, r12849 on bleeding_edge.
svenpanne@chromium.org [Fri, 9 Nov 2012 10:07:54 +0000 (10:07 +0000)]
Rollback of r12868, r12849 on bleeding_edge.

Fixed visibility attribute for GetPointerFromInternalField

Heavy cleanup of the external pointer API.

Review URL: https://codereview.chromium.org/11359125

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12911 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agogit shoult ignore gtags and htags (GNU Global) output.
mvstanton@chromium.org [Fri, 9 Nov 2012 09:37:58 +0000 (09:37 +0000)]
git shoult ignore gtags and htags (GNU Global) output.

R=danno@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11369148

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12910 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoES6: Add support for Set and Map clear method
mstarzinger@chromium.org [Fri, 9 Nov 2012 09:01:29 +0000 (09:01 +0000)]
ES6: Add support for Set and Map clear method

http://wiki.ecmascript.org/doku.php?id=harmony:specification_drafts, section
15.14.5.3 and 15.14.5.2

BUG=v8:2400

Review URL: https://codereview.chromium.org/11409002
Patch from Erik Arvidsson <arv@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12909 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoTurn message property of the error object into a data property.
yangguo@chromium.org [Fri, 9 Nov 2012 08:22:02 +0000 (08:22 +0000)]
Turn message property of the error object into a data property.

R=svenpanne@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11368142

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12908 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFixed assertion.
svenpanne@chromium.org [Fri, 9 Nov 2012 07:26:05 +0000 (07:26 +0000)]
Fixed assertion.

The name in question is not necessarily a symbol, so we have to use Equals instead of ==.

BUG=http://www.playescapegoat.com/

Review URL: https://codereview.chromium.org/11368141

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12907 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoActive code aging by default.
danno@chromium.org [Thu, 8 Nov 2012 17:31:45 +0000 (17:31 +0000)]
Active code aging by default.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/11293178

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12906 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandle Object.observe notifications for setting Array.length
rossberg@chromium.org [Thu, 8 Nov 2012 16:12:12 +0000 (16:12 +0000)]
Handle Object.observe notifications for setting Array.length

Also handles notification of deleted properties when an array
is truncated by setting length.

Review URL: https://codereview.chromium.org/11338048
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12905 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoImplement MarkIndependent(Isolate*) and MarkPartiallyDependent(Isolate*)
mstarzinger@chromium.org [Thu, 8 Nov 2012 15:01:26 +0000 (15:01 +0000)]
Implement MarkIndependent(Isolate*) and MarkPartiallyDependent(Isolate*)

BUG=
TEST=cctest/test-api/IndependentWeakHandle

Review URL: https://codereview.chromium.org/11369131
Patch from Kentaro Hara <haraken@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12904 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoReshuffle an if() condition to not depend on an uninitialized value.
mstarzinger@chromium.org [Thu, 8 Nov 2012 14:40:55 +0000 (14:40 +0000)]
Reshuffle an if() condition to not depend on an uninitialized value.

Node::class_id_ contains garbage for newly allocated (FREE) nodes. This patch
changes the code to first test the node state_, then (for non-FREE nodes),
class_id_, and not the other way around.

This does not affect the branch taken (i.e. the current code is correct),
but makes Valgrind and MSan happy.

Review URL: https://codereview.chromium.org/11362158
Patch from Evgeniy Stepanov <eugenis@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12903 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoDelivery logic for Object.observe
rossberg@chromium.org [Thu, 8 Nov 2012 13:44:59 +0000 (13:44 +0000)]
Delivery logic for Object.observe

This CL has two parts: the first is the logic itself, whereby each observer callback is assigned
a "priority" number the first time it's passed as an observer to Object.observe(), and that
priority is used to determine the order of delivery.

The second part invokes the above logic as part of the API, when the JS stack winds down to
zero.

Added several tests via the API, as the delivery logic isn't testable from a JS test
(it runs after such a test would exit).

Review URL: https://codereview.chromium.org/11266011
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12902 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoObject.observe: Fixed missing case for turning off ICs.
rossberg@chromium.org [Thu, 8 Nov 2012 13:15:54 +0000 (13:15 +0000)]
Object.observe: Fixed missing case for turning off ICs.

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11358122

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12901 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoObject.observe: generate change records for indexed properties.
rossberg@chromium.org [Thu, 8 Nov 2012 12:58:08 +0000 (12:58 +0000)]
Object.observe: generate change records for indexed properties.

Details:
- Extend ElementAccessors with GetAttributes method.
- Add HasLocalElement, Get[Local]ElementAttribute methods to JSReceiver/JSObject.
- Otherwise, mirror implementation for named properties.

Cannot correctly handle the cases yet where an accessor is redefined or deleted.

Also fixed handling of object info table.

(Based on CL https://codereview.chromium.org/11362115/)

R=verwaest@chromium.org,mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11365111

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12900 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix intptr_t/int32_t casting problem on Win64.
danno@chromium.org [Thu, 8 Nov 2012 12:53:15 +0000 (12:53 +0000)]
Fix intptr_t/int32_t casting problem on Win64.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/11369133

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12899 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAdd code again to allow reclaiming old unexecuted functions.
danno@chromium.org [Thu, 8 Nov 2012 12:18:11 +0000 (12:18 +0000)]
Add code again to allow reclaiming old unexecuted functions.

When code objects in the heap for FUNCTIONs and OPTIMIZED_FUNCTIONs are marked by the GC, their prologue is patched with a call to a stub that removes the patch. This allows the collector to quickly identify code objects that haven't been executed since the last full collection (they are the ones that sill contain the patch). The functionality is currently disabled, but can be activated by specifying the "--age-code".

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/10837037

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12898 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRename kAsciiStringTag to kOneByteStringTag
yangguo@chromium.org [Thu, 8 Nov 2012 12:14:29 +0000 (12:14 +0000)]
Rename kAsciiStringTag to kOneByteStringTag

This is just a rename. After commit, I'll begin with the semantic changes.
Until those are complete, kOneByteStringTag will have the same meaning as
kAsciiStringTag.

BUG=

Review URL: https://chromiumcodereview.appspot.com/11293168
Patch from Dan Carney <dcarney@google.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12897 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix slack tracking when instance prototype changes.
mstarzinger@chromium.org [Thu, 8 Nov 2012 11:56:44 +0000 (11:56 +0000)]
Fix slack tracking when instance prototype changes.

This fixes a corner case when the instance prototype of a function is
changed while inobject slack tracking is still in progress. This caused
the intial map to be unrelated for functions with the same shared info
and hence the shared construct stub is no longer generic enough to work
for all those functions.

R=danno@chromium.org
BUG=chromium:157019
TEST=mjsunit/regress/regress-crbug-157019

Review URL: https://codereview.chromium.org/11293059

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12896 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoUse movw/movt on ARM to load constant roots
danno@chromium.org [Thu, 8 Nov 2012 10:32:39 +0000 (10:32 +0000)]
Use movw/movt on ARM to load constant roots
BUG=none
TEST=none

Review URL: https://codereview.chromium.org/11307012
Patch from Jay Conrod <dconrod@codeaurora.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12895 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix disabling of code flusher while marking.
mstarzinger@chromium.org [Thu, 8 Nov 2012 10:26:50 +0000 (10:26 +0000)]
Fix disabling of code flusher while marking.

This fixes a corner case when the code flusher is disabled while
incremental marking is running. The list of candidates needs to be
evicted to prevent list fragments without a head floating around.

R=ulan@chromium.org
BUG=chromium:159140

Review URL: https://codereview.chromium.org/11366136

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12894 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMake test case in r12891 non-threaded.
mstarzinger@chromium.org [Thu, 8 Nov 2012 09:45:47 +0000 (09:45 +0000)]
Make test case in r12891 non-threaded.

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/11366149

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12893 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRevert r12889 due to Webkit test failures.
mstarzinger@chromium.org [Thu, 8 Nov 2012 09:19:23 +0000 (09:19 +0000)]
Revert r12889 due to Webkit test failures.

Pass the SIGPROF signal on to previously registered signal handler.

Regressions: Unexpected crashes (2)
  inspector/profiler/cpu-profiler-profiling-without-inspector.html
  inspector/profiler/cpu-profiler-profiling.html

R=danno@chromium.org

Review URL: https://codereview.chromium.org/11377052

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12892 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAdd a test case for object grouping in a scavenger GC
mstarzinger@chromium.org [Thu, 8 Nov 2012 09:10:53 +0000 (09:10 +0000)]
Add a test case for object grouping in a scavenger GC

BUG=v8:2077
TEST=cctest/test-api/ApiObjectGroupsCycleForScavenger

Review URL: https://codereview.chromium.org/11312123
Patch from Kentaro Hara <haraken@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12891 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMove vldr in DoLoadKeyedFastDoubleElement before the hole check
danno@chromium.org [Wed, 7 Nov 2012 21:38:46 +0000 (21:38 +0000)]
Move vldr in DoLoadKeyedFastDoubleElement before the hole check
This reschedules instructions to better absorb VFP load latency.
BUG=none
TEST=none

Review URL: https://codereview.chromium.org/11363086
Patch from Rajeev Krithivasan <rkrithiv@codeaurora.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12890 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPass the SIGPROF signal on to previously registered signal handler.
danno@chromium.org [Wed, 7 Nov 2012 17:23:02 +0000 (17:23 +0000)]
Pass the SIGPROF signal on to previously registered signal handler.

This enables the google-perftools SIGPROF signal handler to continue to work properly.

BUG=none

Review URL: https://codereview.chromium.org/11195045
Patch from William Chan <willchan@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12889 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoObject.observe: include oldValue in change records,
rossberg@chromium.org [Wed, 7 Nov 2012 14:14:50 +0000 (14:14 +0000)]
Object.observe: include oldValue in change records,
plus more accurate distinction of different change types.

Required handlifying more code.

Also fixed a handlification bug in JSProxy::GetElementAttributeWithHandler.

R=verwaest@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11362115

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12888 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoSimplify some of the startup code for SubStringStub::Generate.
ulan@chromium.org [Wed, 7 Nov 2012 13:22:03 +0000 (13:22 +0000)]
Simplify some of the startup code for SubStringStub::Generate.

R=ulan@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11098043
Patch from JF Bastien <jfb@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12887 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoSupport shared library build of Android for v8.
ulan@chromium.org [Wed, 7 Nov 2012 12:22:48 +0000 (12:22 +0000)]
Support shared library build of Android for v8.

v8 depends on the system log library. If we built it as a separate so,
log needs to be included in the link step.

BUG=chromium:158821

Review URL: https://chromiumcodereview.appspot.com/11369081
Patch from Yaron Friedman <yfriedman@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12883 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove check for recursion depth for JSON.stringify.
yangguo@chromium.org [Wed, 7 Nov 2012 12:12:52 +0000 (12:12 +0000)]
Remove check for recursion depth for JSON.stringify.

R=mstarzinger@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11368119

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12882 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix another casting problem in Win64
danno@chromium.org [Wed, 7 Nov 2012 10:31:45 +0000 (10:31 +0000)]
Fix another casting problem in Win64

TBR=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/11363121

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12881 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix size_t/int casting problem on Win64 build
danno@chromium.org [Wed, 7 Nov 2012 09:59:50 +0000 (09:59 +0000)]
Fix size_t/int casting problem on Win64 build

TBR=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/11364121

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12880 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoDecouple allocation and creation of deopt tables
danno@chromium.org [Wed, 7 Nov 2012 08:49:17 +0000 (08:49 +0000)]
Decouple allocation and creation of deopt tables

This makes it possible to calculate the future address of a deopt entry before it is possible to generate the deopt table.

Review URL: https://codereview.chromium.org/11275145

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12877 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: Consolidated all the key store/load classes in the Hydrogen and Lithium space...
mvstanton@chromium.org [Wed, 7 Nov 2012 08:37:58 +0000 (08:37 +0000)]
MIPS: Consolidated all the key store/load classes in the Hydrogen and Lithium space into just two: HLoadKeyed/HLoadKeyedGeneric and HStoreKeyed/HStoreKeyedGeneric LLoadKeyed/LLoadKeyedGeneric and LStoreKeyed/LStoreKeyedGeneric

Port r12839 (b8b7faa3)

BUG=
TEST=

Review URL: https://codereview.chromium.org/11369110
Patch from palfia <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12876 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoES6: Adding support for size to Set and Map
mstarzinger@chromium.org [Tue, 6 Nov 2012 18:14:45 +0000 (18:14 +0000)]
ES6: Adding support for size to Set and Map

Section 15.14.5.10 and 15.16.5.7 in the October 26, 2012 ES6 draft,
http://wiki.ecmascript.org/doku.php?id=harmony:specification_drafts

This adds a getter for "size" to Set.prototype and Map.prototype which reflects
the number of elements in the Set and Map respectively.

BUG=v8:2395

Review URL: https://codereview.chromium.org/11360089
Patch from Erik Arvidsson <arv@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12875 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAllow collection of DOM objects in minor GC cycles.
mstarzinger@chromium.org [Tue, 6 Nov 2012 17:32:15 +0000 (17:32 +0000)]
Allow collection of DOM objects in minor GC cycles.

A design document: https://docs.google.com/a/google.com/document/d/16DeHrzkm3cO9XCPT1aK3Y5qgUxXB3RFmueqQWYmN2rI/edit

Performance & memory results: https://docs.google.com/a/google.com/document/d/1h0-EsHu7T0sSMuZm5eE0r1e8sCAzY3weLvsDUpOSngE/edit

The WebKit side patch: https://bugs.webkit.org/show_bug.cgi?id=98725

At present no one is using the V8 APIs this patch is going to add. After this patch is landed, the WebKit side patch will use it.

BUG=

Review URL: https://codereview.chromium.org/11085015
Patch from Kentaro Hara <haraken@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12874 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoStore Object.observe state per-isolate rather than per-context
mstarzinger@chromium.org [Tue, 6 Nov 2012 16:47:15 +0000 (16:47 +0000)]
Store Object.observe state per-isolate rather than per-context

This requires adding a new JSObject to the strong root list and populating it from
object-observe.js. The main other change is that we now directly use ObjectHashTable
from JS rather than using WeakMap, since using the latter would end up leaking whichever
Context initialized that observation state.

Added a test via the API showing that different contexts all end up working on the same state.

Review URL: https://codereview.chromium.org/11274014
Patch from Adam Klein <adamk@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12873 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFixed visibility attribute for GetPointerFromInternalField
svenpanne@chromium.org [Tue, 6 Nov 2012 13:07:06 +0000 (13:07 +0000)]
Fixed visibility attribute for GetPointerFromInternalField

TBR=verwaest@chromium.org

Review URL: https://codereview.chromium.org/11312099

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12868 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoObject.observe: generate change records for named properties.
rossberg@chromium.org [Tue, 6 Nov 2012 12:32:36 +0000 (12:32 +0000)]
Object.observe: generate change records for named properties.

In more detail:
- Set observation bit for observed objects (and make NormalizedMapCache respect it).
- Mutation of observed objects is always delegated from ICs to runtime.
- Introduce JS runtime function for notifying generated changes.
- Invoke this function in the appropriate places (including some local refactoring).
- Inclusion of oldValue field is not yet implemented, nor element properties.

Also, shortened flag to --harmony-observation.

R=verwaest@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11347037

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12867 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoObject.observe: implement map bit and functions to access it.
rossberg@chromium.org [Tue, 6 Nov 2012 12:30:22 +0000 (12:30 +0000)]
Object.observe: implement map bit and functions to access it.

R=danno@chromium.org
BUG=

Review URL: https://codereview.chromium.org/11276028

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12866 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPrepare push to trunk. Now working on version 3.15.2.
verwaest@chromium.org [Tue, 6 Nov 2012 12:10:54 +0000 (12:10 +0000)]
Prepare push to trunk.  Now working on version 3.15.2.

R=danno@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11362112

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12863 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPut incremental code flushing behind a flag.
mstarzinger@chromium.org [Tue, 6 Nov 2012 11:54:05 +0000 (11:54 +0000)]
Put incremental code flushing behind a flag.

This is used to disable incremental code flushing by default for now
until we can stabilize it and make it ready for production.

R=verwaest@chromium.org
BUG=chromium:159140

Review URL: https://codereview.chromium.org/11367105

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12862 ce2b1a6d-e550-0410-aec6-3dcde31c8c00