Commit Graph

2090 Commits

Author SHA1 Message Date
yurys@chromium.org
dc670f4412 Remove implementation of CpuProfileNode methods deprecated in v8 3.20
GetTotalTime, GetSelfTime and GetTotalSamplesCount were deprecated in 3.20 (https://code.google.com/p/v8/source/browse/branches/3.20/include/v8-profiler.h) and can be safely removed.

BUG=None
R=bmeurer@chromium.org, loislo@chromium.org

Review URL: https://codereview.chromium.org/23554002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16367 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-27 15:12:04 +00:00
haitao.feng@intel.com
b2ca7e0b0a Introduce SmiValuesAre31Bits and SmiValuesAre32Bits global predicate functions
R=danno@chromium.org

Review URL: https://codereview.chromium.org/22350005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16365 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-27 14:13:40 +00:00
bmeurer@chromium.org
6b760b92a3 Drop platform-nullos stuff, which was already horribly out-of-date for a long time.
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/23434004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16363 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-27 14:04:49 +00:00
dcarney@chromium.org
166b6d0747 remove old style callbacks
R=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/23513004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16354 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-27 11:47:52 +00:00
machenbach@chromium.org
3cf14cf6cc Add correct test case to nacl skip list.
TBR=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/23569002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16352 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-27 10:04:19 +00:00
machenbach@chromium.org
3dff01ad39 Skip failing test for NaCl.
The test was added in 16322 and fails on NaCl ever since.

R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/23479003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16348 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-27 08:29:31 +00:00
hpayer@chromium.org
3ed8601860 Added allocation folding support for old space allocations.
BUG=
R=mstarzinger@chromium.org, titzer@chromium.org

Review URL: https://codereview.chromium.org/22378003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16346 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-27 07:42:23 +00:00
adamk@chromium.org
432faaefb7 Revert "This patch implements optimized objectInfo structure which manages the set of observers associated with an object and the changeRecord types which they accept."
This reverts r16343 due to mjsunit object-observe failures on several bots:
  - V8 Linux nosse2
  - V8 GC stress 2

TBR=rossberg

Review URL: https://codereview.chromium.org/23491002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16344 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 22:45:10 +00:00
adamk@chromium.org
bf42ded40d This patch implements optimized objectInfo structure which manages the set of observers associated with an object and the changeRecord types which they accept.
Observation in the normal case (Object.observe, default accept types, one observer) now allocates fewer objects and unobservation no longer needs to scan and splice an InternalArray -- making the combined speed of observe/unobserve about 200% faster.

This patch implements the following optimizations:

-objectInfo is initially created without any connected objects or arrays. The first observer is referenced directly by objectInfo, and when a second observer is added, changeObservers converts to a mapping of callbackPriority->observer, which allows for constant time registration/de-registration.

-observer.accept and objectInfo.performing are conceptually the same data-structure. This is now directly represented as an abstract "TypeMap" which can later be optimized to be a smi in common cases, (e.g:   https://codereview.chromium.org/19269007/).

-objectInfo observers are only represented by an object with an accept typeMap if the set of accept types is non-default

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/19541010

Patch from Rafael Weinstein <rafaelw@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16343 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 21:37:21 +00:00
mstarzinger@chromium.org
fc68cb74e5 Add RemovePrototype to FunctionTemplate
This allows functions created from a FunctionTemplate to not have a
prototype property, which is required by DOM methods.

R=mstarzinger@chromium.org
BUG=chromium:272440

Review URL: https://codereview.chromium.org/22990003

Patch from Erik Arvidsson <arv@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16341 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 17:40:03 +00:00
jkummerow@chromium.org
caba24c813 Revert "Snapshot i18n Javascript code" and "Fix mjsunit/debug-script after r16298".
This reverts r16298 and r16303 due to ChromeOS browser_tests failures ("Uncaught ReferenceError: Boolean is not defined" in --gtest_filter="FileDisplay/FileManagerBrowserTest.Test/0" and others)

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/23414008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16336 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 17:00:58 +00:00
yurys@chromium.org
6261942cdb Mark test-log/EquivalenceOfLoggingAndTraversal as flaky
It was marked as flaky before r16296 where it was skipped because of crashed. The crash is fixed but the test stil flakes.

BUG=v8:2857
TBR=yangguo@chromium.org

Review URL: https://codereview.chromium.org/22865044

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16332 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 15:26:40 +00:00
yurys@chromium.org
2b5d4c611b Fix test-log/EquivalenceOfLoggingAndTraversal
The test has been marked as intermittently failing since 2011 and since that "code-creation" event signature has changed a bit. I updated the parser in the test but that revealed another issue: "code-creation" events with type 'Script' didn't match functions with type 'LazyCompile' retrieved during the heap traversal because the later had name " :1:1" which didn't match the script's name.

BUG=v8:2857
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/22824043

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16331 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 14:56:23 +00:00
bmeurer@chromium.org
d3b6913f6a Fix NaCl build after r16322.
R=machenbach@chromium.org

Review URL: https://codereview.chromium.org/22887053

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16327 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 13:37:01 +00:00
bmeurer@chromium.org
04da3331d2 Arm support for DoubleToIStub (truncating).
Added support for truncating DoubleToIStub and reorganize the macro-assembler
dToI operations to do the fast-path inline and the slow path by calling the
stub.

BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/23129003

Patch from Ross McIlroy <rmcilroy@google.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16322 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 12:24:03 +00:00
dcarney@chromium.org
ad9cc8e716 js accessor creation on Template
R=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/22903012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16321 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 11:59:14 +00:00
dcarney@chromium.org
1873546031 fix 16316 debug check
TBR=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/22831050

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16317 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 10:11:43 +00:00
dcarney@chromium.org
b1bc71a510 abstract eternal into class
R=rossberg@chromium.org, svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/22795004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16316 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 09:41:22 +00:00
bmeurer@chromium.org
5768fcf12c Fix the CPU feature detection.
Move all of the CPU detection logic to the CPU class, and make
all other code use the CPU class for feature detection.

This also fixes the ARM CPU feature detection logic, which was
based on fragile string search in /proc/cpuinfo. Now we use
ELF hwcaps if available, falling back to sane(!!) parsing of
/proc/cpuinfo for CPU features.

The ia32 and x64 code was also cleaned up to make it usable
outside the assembler.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/23401002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16315 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 09:37:39 +00:00
yurys@chromium.org
1a6dd16270 Deprecate CpuProfileNode::GetSelfSamplesCount
This method is being replaced by GetHitCount.

BUG=267595
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/22295009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16312 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 08:10:10 +00:00
yurys@chromium.org
4db1f475ec Support higher CPU profiler sampling rate on posix systems
New flag is added that allows to specify CPU profiler sampling rate in microseconds as command line argument. It was tested to work fine with 100us interval(currently it is 1ms). Default values are kept the same as in the current implementation. The new implementation is enabled only on POSIX platforms which use signals to collect samples. Other platforms that pause thread being sampled are to follow.

SIGPROF signals are now sent on the profiler event processor thread to make sure that the processing thread does fall far behind the sampling.

The patch is based on the previous one that was rolled out in r13851. The main difference is that the circular queue is not modified for now.

On Linux sampling for CPU profiler is initiated on the profiler event processor thread, other platforms to follow.

CPU profiler continues to use SamplingCircularQueue, we will probably replace it with a single sample buffer when Mac and Win ports support profiling on the event processing thread.

When --prof option is specified profiling is initiated either on the profiler event processor thread if CPU profiler is on or on the SignalSender thread as it used to be if no CPU profiles are being collected.

ProfilerEventsProcessor::ProcessEventsAndDoSample now waits in a tight loop, processing collected samples until sampling interval expires. To save CPU resources I'm planning to change that to use nanosleep as only one sample is expected in the queue at any point.

BUG=v8:2814
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/21101002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16310 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-26 07:17:12 +00:00
jochen@chromium.org
064c91be57 Snapshot i18n Javascript code
BUG=v8:2745
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/23304005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16298 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-23 13:24:48 +00:00
jochen@chromium.org
fef2b97335 Skip test-log/EquivalenceOfLoggingAndTraversal
Note that the test crashes if it fails, so the PASS || FAIL annotation
doesn't work.

BUG=v8:2857
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/22903039

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16296 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-23 13:16:10 +00:00
mstarzinger@chromium.org
a810495965 Remove hacks for GC stress builders from cctests.
R=machenbach@chromium.org
BUG=cctest

Review URL: https://codereview.chromium.org/22861037

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16291 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-23 11:10:03 +00:00
mstarzinger@chromium.org
af908ee5bc Cleanup and speedup MarkCompactCollector test case.
R=bmeurer@chromium.org
TEST=cctest/test-mark-compact/MarkCompactCollector

Review URL: https://codereview.chromium.org/23112026

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16288 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-23 11:04:25 +00:00
yurys@chromium.org
140ebd974e Fix crashes of some CPU profiler tests on Windows after r16284
All the tests that started crashing create ProfilerEventsProcessor on the stack. After r16284 SamplingCircularQueue buffer is allocated as a field of the queue instead of separate heap object. This increased self size of ProfilerEventsProcessor by about 1Mb. Windows malloc fails to allocate such an object on the stack and crashes.

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/23093022

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16287 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-23 10:59:29 +00:00
yurys@chromium.org
969aba8fc0 Rewrite SamplingCircularQueue
The new implementation:
* uses MemoryBarriers to make sure up-to-date data is accessed on both producer and consumer threads
* will not allow to overwrite records
* doesn't have notion of chunks, instead each entry is aligned on the cache line boundaries

BUG=v8:2814
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/22849002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16284 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-23 08:22:07 +00:00
yangguo@chromium.org
be48c5ae26 Rename "parallel recompilation" to "concurrent recompilation".
Also introduced macros for flag aliases for temporary backwards compatibility.

R=hpayer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/23014007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16280 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-22 16:14:37 +00:00
bmeurer@chromium.org
ee718489fe Drop unused rdtsc instruction.
We do not use rdtsc anywhere and we won't ever use that in the
future, as it is totally unusable with multicore and out of
order execution.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/23112016

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16268 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-22 11:58:20 +00:00
mstarzinger@chromium.org
798809ce73 Adding missing operator!= for Handle and Persistent.
BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22932004

Patch from Marja Hölttä <marja@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16255 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-21 10:49:29 +00:00
dslomov@chromium.org
02fdc4114f Promote ArrayBuffer, DataView and typed arrays to non-experimental.
The primary reason for this change is to bake these guys into the
snapshot.

Flag definitions (--harmony-typed-arrays, --harmony-array-buffer) are
still there so that Blink does not complain, but they are noop and
default to true.

R=mstarzinger@chromium.org
BUG=270527

Committed: https://code.google.com/p/v8/source/detail?r=16137

Committed: https://code.google.com/p/v8/source/detail?r=16228

Review URL: https://codereview.chromium.org/22390008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16248 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-20 13:55:52 +00:00
yangguo@chromium.org
9b8c71ea6d Add warning to cctest when running multiple tests in sequence.
R=mstarzinger@chromium.org
BUG=v8:2848

Review URL: https://codereview.chromium.org/23067008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16247 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-20 13:20:40 +00:00
yangguo@chromium.org
479935bc62 Remove access-check-failed callback after test.
BUG=v8:2848
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/22802013

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16242 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-20 10:46:02 +00:00
dslomov@chromium.org
80ec7fab15 Revert "Promote ArrayBuffer, DataView and typed arrays to non-experimental."
This reverts commit r16137 for breaking Windows build.
TBR=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22985011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16229 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-20 01:37:09 +00:00
dslomov@chromium.org
62505a3901 Promote ArrayBuffer, DataView and typed arrays to non-experimental.
The primary reason for this change is to bake these guys into the
snapshot.

Flag definitions (--harmony-typed-arrays, --harmony-array-buffer) are
still there so that Blink does not complain, but they are noop and
default to true.

R=mstarzinger@chromium.org
BUG=270527

Committed: https://code.google.com/p/v8/source/detail?r=16137

Review URL: https://codereview.chromium.org/22390008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16228 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-20 00:48:25 +00:00
mstarzinger@chromium.org
94fb05f823 Temporary workaround for GC stress builder.
R=hpayer@chromium.org, hpayer@google.com
TEST=cctest/test-debug/ScriptCollectedEventContext --gc-interval=500

Review URL: https://codereview.chromium.org/22987004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16216 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-19 11:10:08 +00:00
danno@chromium.org
d5762717d6 Fix bug in test-code-stubs-x64 which meant not all registers were being checked.
Also change test-code-stubs-ia32 to use the same style as x64.

BUG=
R=danno@chromium.org

Review URL: https://codereview.chromium.org/22865006

Patch from Ross McIlroy <mcilroy@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16203 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-16 11:29:54 +00:00
jkummerow@chromium.org
1fcccc22ee Revert "Make GlobalHandle::NodeBlock deletable"
This reverts r16040 due to OOM crashes.

R=danno@chromium.org

Review URL: https://codereview.chromium.org/22970004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16186 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-14 12:40:44 +00:00
dslomov@chromium.org
d63e29ba78 Revert "Promote ArrayBuffer, DataView and typed arrays to non-experimental."
This reverts commit r16137 for breaking tests on Windows.

TBR=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22710007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16138 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-09 16:23:00 +00:00
dslomov@chromium.org
30375b0937 Promote ArrayBuffer, DataView and typed arrays to non-experimental.
The primary reason for this change is to bake these guys into the
snapshot.

Flag definitions (--harmony-typed-arrays, --harmony-array-buffer) are
still there so that Blink does not complain, but they are noop and
default to true.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22390008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16137 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-09 15:57:31 +00:00
yurys@chromium.org
85d8178d87 Deprecate self and total time getters and total sample count getter on CpuProfileNode
All of these values are derived from the self samples count and there is no need to evaluate them in v8 when clients can do that when needed on their side.

Also added unsigned GetHitCount() which should be used instead of double GetSelfSamplesCount(). I'm going to deprecate the latter one once Blink has switched to GetHitCount.

BUG=267595
TBR=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/22710006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16119 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-09 07:38:26 +00:00
yurys@chromium.org
4f56107e2f Revert "Deprecate self and total time getters and total sample count getter on CpuProfileNode"
This reverts commit r16116 due to WebKit compilation breakage. Will reland it once Blink r155755 is rolled into Chromium.

TBR=svenpanne@chromium.org
BUG=None

Review URL: https://codereview.chromium.org/22388003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16117 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-08 14:43:44 +00:00
yurys@chromium.org
122327d1c6 Deprecate self and total time getters and total sample count getter on CpuProfileNode
All of these values are derived from the self samples count and there is no need to evaluate them in v8 when clients can do that when needed on their side.

Also added unsigned GetHitCount() which should be used instead of double GetSelfSamplesCount(). I'm going to deprecate the latter one once Blink has switched to GetHitCount.

BUG=267595
R=loislo@chromium.org, svenpanne@chromium.org

Review URL: https://codereview.chromium.org/22347003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16116 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-08 13:39:57 +00:00
yurys@chromium.org
707fdd4c6a Support idle time in CPU profiler
This change provides an API for the embedder to tell CPU profiler if it is idle or busy with some task. This way we can discriminate between idle time and some native code execution.

BUG=268947
R=alph@chromium.org, yangguo@chromium.org

Review URL: https://codereview.chromium.org/22412003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16109 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-07 17:04:27 +00:00
yangguo@chromium.org
ef8d394f12 Re-reland "Flush parallel recompilation queues on context dispose notification"
BUG=
R=hpayer@chromium.org, mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22379002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16095 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-07 09:33:09 +00:00
yangguo@chromium.org
5818d831c5 Make JSON::Parse return Local<Value>
It should be able to return Smi, etc. Not only JSObject.

BUG=v8:2821
TEST=cctest/test-api/JSONParseNumber
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/22416003

Patch from Takeshi Yoshino <tyoshino@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16092 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-07 09:11:39 +00:00
dcarney@chromium.org
cd74a09886 expose eternal handle api
R=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/22384003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16089 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-07 08:26:23 +00:00
yangguo@chromium.org
8fb95efdda Improve internal stringifcation for custom Error objects.
If an developer attempts to "subclass" Error by running
`MyError.prototype = new Error();`, then the internal v8::Message object
that's produced and handed off to `window.onerror` handlers is poorly
stringified as "[object Object]".

This patch adjusts the stringification process for these objects to
include not only native Error objects, but also objects that have Error
in their prototype chain, and haven't overwritten Error.toString with
some custom variant.

BUG=2822
R=mstarzinger@chromium.org, yangguo@chromium.org

Review URL: https://codereview.chromium.org/21761002

Patch from Mike West <mkwst@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16075 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-06 13:58:21 +00:00
jkummerow@chromium.org
665c45c92d Un-revert "Implement simple effect typing for variables" and "Handle switch effects"
This re-lands r15776 and r15777, reverting the revert in r15786.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/22144006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16071 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-06 12:57:23 +00:00
yurys@chromium.org
e06343431a Return start/end profiling time in microseconds instead of milliseconds
The start and end time are now measured in microseconds and the type is int64_t.
This way it seems more natural as we are going to support submilisecond sampling
rate soon. Also it fixes cctest/test-cpu-profiler/ProfileStartEndTime test
failure caused by comparison between long double and double.

TEST=cctest/test-cpu-profiler/ProfileStartEndTime
BUG=v8:2824
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/22155003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16067 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-08-06 08:00:58 +00:00