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Author SHA1 Message Date
mikhail.naganov@gmail.com
795ba99117 Handle filling up of memory buffer to make log processing in DevTools Profiler easier. 
When profiler's memory buffer is filled up, profiling is stopped and it is ensured that the last record in the buffer is "profiler,\"pause\"" thus making the end of profiling session explicit. Otherwise DevTools Profiler would need to guess whether the current profiling session has been stopped.

Tested with Chromium.

Review URL: http://codereview.chromium.org/115859


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2072 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-28 13:56:32 +00:00
sgjesse@chromium.org
8ed81aca8a Improve debugger property lookup. 
before performing debugger property lookup make sure the current context is set to the context active before the debugger was entered.

Make the use of the LookupResult GC safe in debugger property lookup.
Review URL: http://codereview.chromium.org/115855

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2071 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-28 11:30:54 +00:00
whesse@chromium.org
ac5eabddee Add more arithmetic to x64 assembler. 
Review URL: http://codereview.chromium.org/115857

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2070 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-28 10:06:48 +00:00
whesse@chromium.org
76d5e4e06d Add immediate operands and arithmetic operations to the x64 assembler. 
Review URL: http://codereview.chromium.org/115816

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2069 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-28 09:18:17 +00:00
mikhail.naganov@gmail.com
58aa022d6c Tiny fix: initialize TickSample::frames_count with 0. 
I suggest that the lack of initialization causes issue 358 to happen. In Profiler::Disengage an empty TickSample is inserted in order to wake up the Profiler thread. Issue reporter claims that crash happens in LogTickEvent function. My guess is that frames_couint receives a wild value.

Review URL: http://codereview.chromium.org/113939


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2068 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-28 07:45:17 +00:00
mikhail.naganov@gmail.com
e48095b87c Implement a dynamically growing memory log buffer with an upper limit. 
The goal of this change is to allow longer profiling sessions and preserve memory when profiler isn't started. The buffer starts with 64K and grows until it reaches the upper limit, which is currently set to 50MB --- according to my evaluations, this is enough for at least 20 minutes of GMail profiling. As we're planning to introduce compression for the profiler log, this time boundary will be significantly increased soon.

To make possible unit testing of the new component, I've factored out Logger's utility classes into a separate source file: log-utils.h/cc. Log and LogMessageBuilder are moved there from log.cc without any semantical changes.

Review URL: http://codereview.chromium.org/115814


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2067 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-28 07:08:09 +00:00
sgjesse@chromium.org
4014f6428d Don't process debug requests if the debug event is script collected. 
Review URL: http://codereview.chromium.org/113900

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2066 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-27 20:57:01 +00:00
kmillikin@chromium.org
3d15415414 Simplify deferred code by removing some unneeded or redundant stuff. 
Review URL: http://codereview.chromium.org/113895

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2065 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-27 15:13:00 +00:00
lrn@chromium.org
2e37ebe1ed Added stack overflow check for RegExp analysis phase. 
A very long regexp graph can overflow the stack with recursive calls.

Review URL: http://codereview.chromium.org/113894


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2064 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-27 11:23:26 +00:00
whesse@chromium.org
88635e401e Implement memory operands for instructions in the x64 assembler. 
Review URL: http://codereview.chromium.org/113841

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2062 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-27 08:15:31 +00:00
kmillikin@chromium.org
9c829fafe9 Change the register allocator so that it no longer tracks references 
to the platform-specific reserved registers.  They are always in use
for their intended purpose, cannot appear in the virtual frame, and
can be freely used without allocation in the code generator.

Review URL: http://codereview.chromium.org/113837

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2061 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-27 07:53:47 +00:00
lrn@chromium.org
945245393c Fix for issue 351 - lastIndexOf. 
Review URL: http://codereview.chromium.org/113838


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2060 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 15:42:06 +00:00
mikhail.naganov@gmail.com
e66a0831fd Run script in ProfLazyMode test longer to improve stability. 
Prior to this change debug version of the test crashed 2 of 1000 times. After the change no crashes (out of 1000 runs) occured.

Review URL: http://codereview.chromium.org/115772


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2059 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 14:28:08 +00:00
sandholm@chromium.org
46eb69656d Remove duplicate line in benchmarks/base.js 
This resolves issue 356 (http://code.google.com/p/v8/issues/detail?id=356) thanks to bitRAKE. Changed benchmark version number from 4 to 5 resulting in updates to base.js, README.txt and revisions.html. 

Review URL: http://codereview.chromium.org/113839

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2058 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 13:28:51 +00:00
whesse@chromium.org
960a1d36c2 Add implementation of control flow and label binding to x64 assembler. 
Review URL: http://codereview.chromium.org/113832

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2057 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 12:32:09 +00:00
erik.corry@gmail.com
d1915ea45c Remove spurious 'const' that upsets some versions of gcc. 
Review URL: http://codereview.chromium.org/115770

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2056 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 10:46:40 +00:00
erik.corry@gmail.com
a196a9c0d9 Never use the freelists when always compacting. 
Review URL: http://codereview.chromium.org/113825

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2054 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 09:17:50 +00:00
erik.corry@gmail.com
73e6d30b05 Add Joel Stanley to AUTHORS. Also sort the list so it is easier to see 
whether people are already in it.
Review URL: http://codereview.chromium.org/113834

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2053 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 08:49:07 +00:00
iposva@chromium.org
112864a83a - Record cache hit rates at different levels in the compilation cache 
for scripts.
Review URL: http://codereview.chromium.org/115592

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2052 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 08:10:04 +00:00
whesse@chromium.org
3bd462f2eb Add a unit test for V8's 64-bit assembler. 
Review URL: http://codereview.chromium.org/115707

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2051 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 07:58:36 +00:00
kasperl@chromium.org
5095d7eb65 Prepare to push version 1.2.5 to trunk. 
TBR=iposva@chromium.org
Review URL: http://codereview.chromium.org/113829

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2049 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-26 05:22:48 +00:00
davemoore@chromium.org
62caa393b0 Changed the flags that indicate the status of running vs dead 
This allows us to optimized the EnsureInitialized() function
so it doesn't require a function call when we're running

Review URL: http://codereview.chromium.org/113121

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2048 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 19:39:52 +00:00
erik.corry@gmail.com
dc154a9878 Fix 64-bit after in-loop patch. 
Review URL: http://codereview.chromium.org/115764

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2047 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 18:57:25 +00:00
erik.corry@gmail.com
01f7c87f22 This patch much improves our tracking of whether function is 
called from within a loop or not.  In the past we lost the
information if a call site went megamorphic before a lazily
compiled callee was called for the first time.  Now we track
that correctly (this is an issue that affects richards).
We still don't manage to track the in-loop state through a
constructor call, since constructor calls use LoadICs instead
of CallICs.  This issue affects delta-blue.  So in this patch
we assume that lazy compilations that don't happen through a
CallIC happen from inside a loop.  I have an idea to fix this
but this patch is big enough already.
With our improved tracking of in-loop state I have switched
off the inlining of in-object loads for code that is not in
a loop.  This benefits compile speed.  One issue is that
eagerly compiled code now doesn't get the in-object loads
inlined.  We need to eagerly compile less code to fix this.
Review URL: http://codereview.chromium.org/115744

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2046 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 18:29:02 +00:00
iposva@chromium.org
34218e5540 - Introduce histograms collecting data about the number of set remembered set 
bits in a page.
Review URL: http://codereview.chromium.org/113819

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2045 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 16:33:00 +00:00
yurys@chromium.org
6e29fadb72 When inspecting a function with a native getter return result of execution of the getter function in the client context. This is useful for debugging DOM elements. 
Review URL: http://codereview.chromium.org/113821

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2044 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 15:07:21 +00:00
whesse@chromium.org
80fba5a127 Implementation of a few more assembly instructions on x64 
Review URL: http://codereview.chromium.org/113767

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2043 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 14:00:30 +00:00
mikhail.naganov@gmail.com
cee54f88a1 Remove ifdef from ProfLazyMode test, instead mark it in cctest.status. 
Review URL: http://codereview.chromium.org/113820


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2042 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 12:35:32 +00:00
mikhail.naganov@gmail.com
064af4286e Expose IsProfilerPaused function on the public interface. 
This is needed for DevTools Profiler because of its asynchronous and multi-client architecture.

Review URL: http://codereview.chromium.org/115761


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2041 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 12:34:47 +00:00
mikhail.naganov@gmail.com
def20131a6 Disable crashing ProfLazyMode test on ARM. 
Review URL: http://codereview.chromium.org/115760


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2040 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 10:28:35 +00:00
mikhail.naganov@gmail.com
91bf9e8798 Fixes for comments in http://codereview.chromium.org/113641. 
Review URL: http://codereview.chromium.org/115757


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2039 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 10:27:18 +00:00
mikhail.naganov@gmail.com
30a0a7de43 Split nested namespaces declaration in two lines in accordance with C++ Style Guide. 
This issue was raised by Brett Wilson while reviewing my changelist for readability. Craig Silverstein (one of C++ SG maintainers) confirmed that we should declare one namespace per line. Our way of namespaces closing seems not violating style guides (there is no clear agreement on it), so I left it intact.

Review URL: http://codereview.chromium.org/115756


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2038 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 10:05:56 +00:00
mikhail.naganov@gmail.com
6d71da11fd Merge in changes from readability review. 
All changes from http://codereview.chromium.org/115024, except splitting namespace declarations in two lines (will be done separately for all source files).

Review URL: http://codereview.chromium.org/113763


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2037 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 08:39:22 +00:00
mikhail.naganov@gmail.com
9f69c414eb Implement resource-saving ("lazy") mode of Profiler. 
This is intended to be used with Chromium. When in resource-saving mode, profiler doesn't consume any resources (sampler and logging is off) until resumed. Then again, when profiler is paused, sampling and logging are turned off.

Tested under Linux and Windows. Also have done preliminary testing with Chromium.

Review URL: http://codereview.chromium.org/113762


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2036 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 08:25:36 +00:00
yurys@chromium.org
530b86ff17 When message handler is set to NULL and there is no debugger listener the debugger is unloaded immediately unless it's entered, in which case it will be unloaded when last instance of EnterDebugger is destroyed. 
Without the change the debugger may crash as Debugger::EventActive(v8::Break) called from OnDebugBreak may clear current debugger context. 

Also when compilation cache was enabled debugger could fail on second attach for the same reason(see AfterCompileMessageWhenMessageHandlerIsReset).

BUG=12404
Review URL: http://codereview.chromium.org/115709

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2035 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-25 07:51:04 +00:00
lrn@chromium.org
e9f1a09f9d X64: Omitted creating native builtins and using them in test-heap. 
This allows test-heap to run successfully.

Review URL: http://codereview.chromium.org/115706


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2034 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 14:01:06 +00:00
ager@chromium.org
cc619a34ef Remove list copy constructor (for which there was no corresponding 
assignment operator) and add an AddAll method to lists instead.
Review URL: http://codereview.chromium.org/115705

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2033 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 11:52:24 +00:00
kmillikin@chromium.org
6244c02f24 Remove unreachable x64-specific function. 
Review URL: http://codereview.chromium.org/113635

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2032 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 10:31:41 +00:00
whesse@chromium.org
1f7b98689d Add missing file to change 2030. x64/assembler-x64-inl.h was not uploaded. 
Review URL: http://codereview.chromium.org/113761

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2031 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 09:04:06 +00:00
whesse@chromium.org
5f5f33e4fb Implement quadword MOV on x64 assembler, emitting REX prefix. 
Review URL: http://codereview.chromium.org/115571

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2030 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 07:53:28 +00:00
ager@chromium.org
ddd7f7fe21 Do not ignore the result from calls to write(). This avoids a warning 
from newer gcc versions.
Review URL: http://codereview.chromium.org/115698

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2029 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 07:43:41 +00:00
whesse@chromium.org
a1218cfaa4 Typographical fix 
Review URL: http://codereview.chromium.org/115699

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2028 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 07:30:25 +00:00
ager@chromium.org
1747ae0258 Fixed minor style issue in SConstruct file. 
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2027 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 07:01:04 +00:00
ager@chromium.org
0582ee5da5 Land patch from Craig Schlenter to make V8 build and run when compiled 
with -O3 on gcc 4.4.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2026 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-22 06:52:02 +00:00
yurys@chromium.org
d6742c7fae For ScriptCollected events current context may be null. Message.GetEventContext will return an empty handle in such cases. 
Review URL: http://codereview.chromium.org/113698

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2024 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-21 14:21:14 +00:00
sgjesse@chromium.org
7a10634e90 Disable compilation cache when debugger is active. 
Added an option to control whether the compilation cache is enabled. Default value is true.

BUG=343
Review URL: http://codereview.chromium.org/113625

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2021 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-20 20:28:33 +00:00
sgjesse@chromium.org
3e76ba9a78 Propagate information on whether a non function was called as constructor or not.The Arguments object passed to the callback now has IsConstructCall set accordingly.BUG=http://crbug.com/3285 
Review URL: http://codereview.chromium.org/113634

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2020 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-20 19:33:44 +00:00
mikhail.naganov@gmail.com
f76cb020f9 Fix test-log/EquivalenceOfLoggingAndTraversal for the snapshot case. 
If was failing because with snapshot the range between minimum and maximum addresses of heap objects is very large (close to 0xf0000000). To fix this I rewrote handling of address maps in the test.

Submitting with TBR because of late time. I think, we'll need to revisit this change tomorrow.

TBR=sgjesse@chromium.org

Review URL: http://codereview.chromium.org/113641


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2019 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-20 16:43:46 +00:00
iposva@chromium.org
f1774010e7 Fix unmotivated change which causes mismatch between function 
declaration and definition.

Review URL: http://codereview.chromium.org/113640

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2018 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-20 16:39:26 +00:00
whesse@chromium.org
1ac2603eb7 Add the REX prefix to 64-bit assembly operands. Move some inline functions. 
Review URL: http://codereview.chromium.org/115568

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2017 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2009-05-20 14:14:44 +00:00