kmillikin@chromium.org [Mon, 5 Jul 2010 10:33:20 +0000 (10:33 +0000)]
Prepare push to trunk. Now working on version 2.2.23.
Review URL: http://codereview.chromium.org/2827046
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5016
ce2b1a6d-e550-0410-aec6-
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peter.rybin@gmail.com [Fri, 2 Jul 2010 20:46:04 +0000 (20:46 +0000)]
Describe LiveEdit changes and support preview mode
Review URL: http://codereview.chromium.org/2883020
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5015
ce2b1a6d-e550-0410-aec6-
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erik.corry@gmail.com [Fri, 2 Jul 2010 20:24:40 +0000 (20:24 +0000)]
Make ignore-negative-zeros analysis a little sharper.
Review URL: http://codereview.chromium.org/2799048
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5014
ce2b1a6d-e550-0410-aec6-
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ager@chromium.org [Fri, 2 Jul 2010 20:09:33 +0000 (20:09 +0000)]
Fix bug in date code (issue 736) where -0 was not mapped to 0. This caused the
runtime system to throw an exception because it expected smi arguments.
Review URL: http://codereview.chromium.org/2848038
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5013
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erik.corry@gmail.com [Fri, 2 Jul 2010 20:03:07 +0000 (20:03 +0000)]
ARM: Use VFP for non-Smi bitops results. This is basically Rodolph
Perfettas change from http://codereview.chromium.org/2829032 with
a tiny tweak to the unsigned shift right case.
Review URL: http://codereview.chromium.org/2861043
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5012
ce2b1a6d-e550-0410-aec6-
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ricow@chromium.org [Fri, 2 Jul 2010 14:36:34 +0000 (14:36 +0000)]
Add ES5 Object.isExtensible and Object.preventExtensions.
Review URL: http://codereview.chromium.org/2819034
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5011
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serya@chromium.org [Fri, 2 Jul 2010 14:15:04 +0000 (14:15 +0000)]
This change allows generating call-stubs for objects with normal (non-fast) objects in the prototype chain. StubCompiler::CheckPrototypes does ne
If the top level object is a normal object the stub is stored in its prototype map.
Lookup result of type NORMAL is not covered (since the normal stub currently doesn't check the prototype chain).
Review URL: http://codereview.chromium.org/2801018
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5010
ce2b1a6d-e550-0410-aec6-
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lrn@chromium.org [Fri, 2 Jul 2010 14:09:35 +0000 (14:09 +0000)]
X64: Added register holding Smi::FromInt(1).
Don't use r15 for anything any more.
Review URL: http://codereview.chromium.org/2885018
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5009
ce2b1a6d-e550-0410-aec6-
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ager@chromium.org [Fri, 2 Jul 2010 11:27:57 +0000 (11:27 +0000)]
Use the number of in-object properties when deciding how many fast
properties to allow on an object. If there are many in-object
properties it is unlikely that the object is used as a dictionary and
we allow more map transitions to keep such objects in fast case.
Review URL: http://codereview.chromium.org/2818041
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5008
ce2b1a6d-e550-0410-aec6-
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erik.corry@gmail.com [Fri, 2 Jul 2010 08:42:22 +0000 (08:42 +0000)]
Simplify ToBoolean if we know we have a Smi.
Review URL: http://codereview.chromium.org/2808039
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5007
ce2b1a6d-e550-0410-aec6-
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ager@chromium.org [Fri, 2 Jul 2010 07:39:42 +0000 (07:39 +0000)]
Landing for victorw@chromium.org.
Fix issues so v8 could be built as a DLL.
-. get rid of all the compiler warning by moving dllexport/dllimport
to the individual members for classes which have inline members.
-. update v8 gyp to build v8.dll for chromium multi-dll version (win
and component==shared_library)
Note: most of the code are contributed by sjesse.
Code review URL: http://codereview.chromium.org/2882009/show
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5006
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whesse@chromium.org [Thu, 1 Jul 2010 16:00:51 +0000 (16:00 +0000)]
Fix problem in r4998. Initialize target of break and continue in fast smi loop on X64.
Review URL: http://codereview.chromium.org/2830033
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5001
ce2b1a6d-e550-0410-aec6-
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whesse@chromium.org [Thu, 1 Jul 2010 15:18:07 +0000 (15:18 +0000)]
Let relational comparison operators quickly compare a string with itself.
Review URL: http://codereview.chromium.org/2802028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5000
ce2b1a6d-e550-0410-aec6-
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erik.corry@gmail.com [Thu, 1 Jul 2010 15:06:24 +0000 (15:06 +0000)]
ARM: Don't emit a write barrier for an inlined keyed load
if the right hand side is a literal like true, false, etc.
Also if the value is not a likely Smi we inline the newspace
check.
Review URL: http://codereview.chromium.org/2833048
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4999
ce2b1a6d-e550-0410-aec6-
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lrn@chromium.org [Thu, 1 Jul 2010 13:19:32 +0000 (13:19 +0000)]
X64: Made simpler version of fast-smi-loop code.
It avoids the overflow check on the increment.
Review URL: http://codereview.chromium.org/2835030
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4998
ce2b1a6d-e550-0410-aec6-
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podivilov@chromium.org [Thu, 1 Jul 2010 11:48:45 +0000 (11:48 +0000)]
Clear function breakpoints in Debug::HandleWeakDebugInfo callback.
When removing debug_info from SharedFunctionInfo, clear all breakpoints associated with that debug_info.
This is needed because function will live in heap until next gc, and therefore can be found
by Runtime::FindSharedFunctionInfoInScript.
Review URL: http://codereview.chromium.org/2848032
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4997
ce2b1a6d-e550-0410-aec6-
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peter.rybin@gmail.com [Wed, 30 Jun 2010 17:29:00 +0000 (17:29 +0000)]
LiveEdit: Support debug break slots in frame dropping implementation
Review URL: http://codereview.chromium.org/2844030
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4995
ce2b1a6d-e550-0410-aec6-
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sgjesse@chromium.org [Wed, 30 Jun 2010 15:19:06 +0000 (15:19 +0000)]
ARM: Correctness fix to Math.pow optimization
The change in r4990 contained a bug in Math.pow when then exponent was a large negative smi. In that case calculating 1/Math.pow(x,-y) did not provide the correct result as Math.pow(x,-y) would overflow ti infinity. This was caught by Sputnik test S8.5_A13_T1.
Review URL: http://codereview.chromium.org/2815039
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4994
ce2b1a6d-e550-0410-aec6-
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sgjesse@chromium.org [Wed, 30 Jun 2010 13:39:03 +0000 (13:39 +0000)]
ARM: Fix GC bug with previous change
The change in r4990 contained a bug in Math.pow. One of the arguments for the call to runtime where clobbered if allocation of the heap number for the result failed.
Caught by a couple of Mozilla tests which does a lot of calls to Math.pow.
Fix presubmit error in x64.
Review URL: http://codereview.chromium.org/2847037
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4993
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whesse@chromium.org [Wed, 30 Jun 2010 13:24:47 +0000 (13:24 +0000)]
Decide that different detectable objects are not equal without calling runtime, on all platforms.
Review URL: http://codereview.chromium.org/2805046
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4992
ce2b1a6d-e550-0410-aec6-
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ager@chromium.org [Wed, 30 Jun 2010 12:27:49 +0000 (12:27 +0000)]
Implement IC for storing to dictionary case objects.
The IC stub is completely generic, so there will only be one such stub
in the system.
Added a new overloaded version of the macro assembler RecordWrite
method for cases where we have the address we store to computed up
front.
Review URL: http://codereview.chromium.org/2804029
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4991
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sgjesse@chromium.org [Wed, 30 Jun 2010 12:22:15 +0000 (12:22 +0000)]
ARM: Special code for raising to the power of an integer
When calculating Math.pow where the exponent is a smi use a simple loop to calculate the result.
Added support for the vmov instruction moving from one doubleword extension register to another.
Added some Math.pow tests which partially covers what is in the Sputnik tests.
Review URL: http://codereview.chromium.org/2804033
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4990
ce2b1a6d-e550-0410-aec6-
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lrn@chromium.org [Wed, 30 Jun 2010 08:57:23 +0000 (08:57 +0000)]
Prepare push to trunk. We are now working on version 2.2.22.
Review URL: http://codereview.chromium.org/2886005
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4987
ce2b1a6d-e550-0410-aec6-
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sgjesse@chromium.org [Wed, 30 Jun 2010 08:46:19 +0000 (08:46 +0000)]
ARM: Fix disassembly of double registers
Added a few disassembler tests for vadd, vsub, vmul and vdiv.
Review URL: http://codereview.chromium.org/2823036
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4986
ce2b1a6d-e550-0410-aec6-
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lrn@chromium.org [Wed, 30 Jun 2010 07:40:40 +0000 (07:40 +0000)]
Fix Chromium issue 47824.
In rare cases a two-byte string was mistaken for an ascii-string.
Review URL: http://codereview.chromium.org/2858033
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4985
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ricow@chromium.org [Wed, 30 Jun 2010 06:51:38 +0000 (06:51 +0000)]
Update the mozilla tests to the newest version.
This includes an update to the test expectations, and a new bug found
when investigating the new failures introduced by the updated tests
(http://code.google.com/p/v8/issues/detail?id=762)
Review URL: http://codereview.chromium.org/2838030
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4984
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lrn@chromium.org [Tue, 29 Jun 2010 14:15:34 +0000 (14:15 +0000)]
X64: Make the ToBoolean inline code do even less if the value is known to be a smi.
Review URL: http://codereview.chromium.org/2834028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4978
ce2b1a6d-e550-0410-aec6-
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lrn@chromium.org [Tue, 29 Jun 2010 14:03:11 +0000 (14:03 +0000)]
X64: A number of small tweaks.
Fix bug in disassembler output (using non-generic registers for memory operands in some cases).
Fix bug in movsxbq and make REX optional in movzx?q.
Review URL: http://codereview.chromium.org/2834027
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4977
ce2b1a6d-e550-0410-aec6-
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vitalyr@chromium.org [Tue, 29 Jun 2010 13:48:20 +0000 (13:48 +0000)]
Type info: fix three bit representation of smi type.
Review URL: http://codereview.chromium.org/2802022
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4976
ce2b1a6d-e550-0410-aec6-
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vitalyr@chromium.org [Tue, 29 Jun 2010 11:30:34 +0000 (11:30 +0000)]
tools/stats-viewer.py: add counter filter.
Review URL: http://codereview.chromium.org/2838028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4975
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sgjesse@chromium.org [Tue, 29 Jun 2010 09:40:36 +0000 (09:40 +0000)]
ARM: Use the vsqrt instruction when available
vsqrt is used to calculate Math.sqrt(x), Math.pow(x, 0.5) and Math.pow(x, -0.5). Code size doesn't matter, as %_MathSqrt and %_MathPow are only called in one place each.
Review URL: http://codereview.chromium.org/2885002
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4974
ce2b1a6d-e550-0410-aec6-
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ricow@chromium.org [Tue, 29 Jun 2010 09:00:20 +0000 (09:00 +0000)]
Even more cleanup of es5 test expectations.
Removed expectations for tests that was removed in the latest
revision. Also changed FAIL_OK to FAIL for test that we should
implement but currently don't (thanks to lasse for noticing this).
Review URL: http://codereview.chromium.org/2827033
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4973
ce2b1a6d-e550-0410-aec6-
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ricow@chromium.org [Tue, 29 Jun 2010 07:22:40 +0000 (07:22 +0000)]
Update JSON.stringify to floor the space parameter (fixes issue 753).
Review URL: http://codereview.chromium.org/2877004
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4972
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whesse@chromium.org [Tue, 29 Jun 2010 06:47:19 +0000 (06:47 +0000)]
Ensure that ToPrimitive is called on all objects involved in comparisons <, <=, >, >=. Ensures that ToPrimitive is called when comparing an object to undefined. Fixes bugs on all platforms.
Review URL: http://codereview.chromium.org/2834022
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4971
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ricow@chromium.org [Tue, 29 Jun 2010 05:56:15 +0000 (05:56 +0000)]
Update the ES5 conformance tests to the latest version and fix test
expectations.
We are currently using a rather old version of the ES5 conformance
tests and there has been a range of bug fixes in the test set. This
change brings us up to date.
In addition, our current test expectations discards the all chapters
but chapter 15. I have enabled the other chapters, cleaned up the
tests that we no longer fail on, and filed bugs for tests that we fail on.
It seems some of the bugs on the es5 conformance bug-tracker has been
fixed but not marked fixed. I will file bugs for the newly discovered
test bugs.
Review URL: http://codereview.chromium.org/2840023
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4970
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kasperl@chromium.org [Mon, 28 Jun 2010 12:28:37 +0000 (12:28 +0000)]
Update the V8 benchmark suite with the following fixes:
*) Fix a couple of typos in DeltaBlue.
*) Make sure Splay doesn't always remove the node just added.
*) Run all benchmarks for at least 32 times (and warm up).
Review URL: http://codereview.chromium.org/2836031
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4966
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podivilov@chromium.org [Mon, 28 Jun 2010 12:09:29 +0000 (12:09 +0000)]
Provide actual breakpoints locations in response to setBreakpoint and listBreakpoints requests.
Review URL: http://codereview.chromium.org/2799037
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4965
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erik.corry@gmail.com [Mon, 28 Jun 2010 11:47:23 +0000 (11:47 +0000)]
Do integer mod via sum-of-digits technique. This benefits the date
code.
Review URL: http://codereview.chromium.org/2876011
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4964
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fschneider@chromium.org [Mon, 28 Jun 2010 11:17:55 +0000 (11:17 +0000)]
Prepare push to trunk. We are now working on version 2.2.21.
Review URL: http://codereview.chromium.org/2882002
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4961
ce2b1a6d-e550-0410-aec6-
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whesse@chromium.org [Mon, 28 Jun 2010 10:54:07 +0000 (10:54 +0000)]
Remove not-both-smis optimization on FloatingPointHelper::LoadNumbersAsIntegers on X64 platform.
Review URL: http://codereview.chromium.org/2861031
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4960
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yurys@chromium.org [Mon, 28 Jun 2010 09:25:09 +0000 (09:25 +0000)]
Fix 15.2.3.4 es5conform test
TBR=mnaganov,sgjesse
Review URL: http://codereview.chromium.org/2832029
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4959
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yurys@chromium.org [Mon, 28 Jun 2010 08:31:31 +0000 (08:31 +0000)]
Object.getOwnPropertyNames should be free of duplicates
BUG=41243
Review URL: http://codereview.chromium.org/2825026
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4958
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lukezarko [Fri, 25 Jun 2010 15:57:30 +0000 (15:57 +0000)]
Avoid a potential null dereference wrt the CPU profiler.
GetActiveProfilerModules()/PauseProfiler()/ResumeProfiler() can be reached
from the API when the --prof runtime flag is not set, leading to null
dereferences. Verify that Logger::profiler_ is non-NULL before using it.
Review URL: http://codereview.chromium.org/2843023
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4953
ce2b1a6d-e550-0410-aec6-
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lrn@chromium.org [Fri, 25 Jun 2010 12:31:49 +0000 (12:31 +0000)]
Fix bug in CheckBothPositiveSmi macro.
Fix lint.
Review URL: http://codereview.chromium.org/2826021
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4952
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lrn@chromium.org [Fri, 25 Jun 2010 11:24:41 +0000 (11:24 +0000)]
Add special case of taking a substring that is the entire string to stub.
Review URL: http://codereview.chromium.org/2800027
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4951
ce2b1a6d-e550-0410-aec6-
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ricow@chromium.org [Fri, 25 Jun 2010 09:28:38 +0000 (09:28 +0000)]
Fixes bug in Array.prototype.lastIndexOf when called with null or undefined as fromIndex argument. (fixes issue 754).
Review URL: http://codereview.chromium.org/2840021
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4950
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vegorov@chromium.org [Fri, 25 Jun 2010 08:59:52 +0000 (08:59 +0000)]
Don't make any decisions on old space limits after scavenges.
We just do not possess enough information at that point.
Review URL: http://codereview.chromium.org/2836026
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4949
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lrn@chromium.org [Fri, 25 Jun 2010 07:51:46 +0000 (07:51 +0000)]
Less intrusive patch for regexp bug.
Review URL: http://codereview.chromium.org/2843024
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4947
ce2b1a6d-e550-0410-aec6-
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ager@chromium.org [Fri, 25 Jun 2010 07:45:52 +0000 (07:45 +0000)]
Fix bug in JSON.stringify where Boolean objects are incorrectly
unwrapped.
This fixes issue 752.
Review URL: http://codereview.chromium.org/2845023
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4946
ce2b1a6d-e550-0410-aec6-
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lrn@chromium.org [Fri, 25 Jun 2010 07:00:29 +0000 (07:00 +0000)]
Fix bug in regexp exec with global regexps.
Review URL: http://codereview.chromium.org/2826020
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4945
ce2b1a6d-e550-0410-aec6-
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whesse@chromium.org [Thu, 24 Jun 2010 14:22:25 +0000 (14:22 +0000)]
Port optimization of comparison with a trivial LHS from ia32 to x64.
Review URL: http://codereview.chromium.org/2868028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4943
ce2b1a6d-e550-0410-aec6-
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whesse@chromium.org [Thu, 24 Jun 2010 14:02:36 +0000 (14:02 +0000)]
Fix error in for-in on x64 platform using full compiler with keyed store IC.
BUG=v8:748
http://code.google.com/p/v8/issues/detail?id=748
Review URL: http://codereview.chromium.org/2810027
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4942
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vitalyr@chromium.org [Thu, 24 Jun 2010 13:56:35 +0000 (13:56 +0000)]
Add "has fast elements" bit to maps and use it in inlined keyed loads.
A potential issue with this change is creating lots of maps when
objects flip between fast/slow elements modes. We could add special
transitions to avoid this. Yet testing this on our benchmarks, gmail,
and wave seems to indicate that this is not a real problem.
Review URL: http://codereview.chromium.org/2870018
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4941
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kaznacheev@chromium.org [Thu, 24 Jun 2010 12:31:49 +0000 (12:31 +0000)]
Fixing the regression introduced in r4716.
The regression made 2 tests fail on ia32 with --always-full-compiler.
Review URL: http://codereview.chromium.org/2862028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4940
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vegorov@chromium.org [Thu, 24 Jun 2010 12:11:24 +0000 (12:11 +0000)]
Fix compilation failure on Win.
Review URL: http://codereview.chromium.org/2821016
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4939
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vegorov@chromium.org [Thu, 24 Jun 2010 11:44:23 +0000 (11:44 +0000)]
Take survival rates of young objects into account when choosing old generation limits.
Stable high survival rates of young objects both during partial and
full collection indicate that mutator is either building or modifying
a structure with a long lifetime.
In this case we aggressively raise old generation memory limits to
postpone subsequent mark-sweep collection and trade memory space
for the mutation speed.
Review URL: http://codereview.chromium.org/2809032
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4938
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sandholm@chromium.org [Thu, 24 Jun 2010 11:21:58 +0000 (11:21 +0000)]
Change kMinComplexMemCopy to 64 for IA32. It's just better.
Review URL: http://codereview.chromium.org/2818028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4937
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erik.corry@gmail.com [Thu, 24 Jun 2010 11:05:38 +0000 (11:05 +0000)]
ARM: Remove spilled scopes.
Review URL: http://codereview.chromium.org/2848023
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4936
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mikhail.naganov@gmail.com [Thu, 24 Jun 2010 10:05:57 +0000 (10:05 +0000)]
fixed
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4935
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lrn@chromium.org [Thu, 24 Jun 2010 09:03:49 +0000 (09:03 +0000)]
X64: Remove more fpu code. Unroll more local initialization loops.
Review URL: http://codereview.chromium.org/2815028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4934
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mikhail.naganov@gmail.com [Thu, 24 Jun 2010 08:57:24 +0000 (08:57 +0000)]
Make SampleRateCalculator test resilient to float precision issues.
Tested with kSamplingIntervalMs values 2 and 4.
Review URL: http://codereview.chromium.org/2811021
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4933
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erik.corry@gmail.com [Thu, 24 Jun 2010 07:54:48 +0000 (07:54 +0000)]
ARM: Remove a bunch of spilled scopes. Still a lot to go.
Review URL: http://codereview.chromium.org/2828004
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4932
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lrn@chromium.org [Wed, 23 Jun 2010 14:05:18 +0000 (14:05 +0000)]
X64: Change some fpu operations to use XMM registers.
Review URL: http://codereview.chromium.org/2827022
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4930
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erik.corry@gmail.com [Wed, 23 Jun 2010 13:44:11 +0000 (13:44 +0000)]
ARM: Fix bug introduced in 4783 (2.2.15) that caused the
result of 1 << x to be miscalculated for some inputs.
Review URL: http://codereview.chromium.org/2848021
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4929
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lrn@chromium.org [Wed, 23 Jun 2010 11:48:30 +0000 (11:48 +0000)]
X64: A bunch of small fixes.
Make push/pop use emit_optional_rex32.
Fix bug in disassembler (swapped name of comisd/ucomisd).
Use fstp in FCmp macro.
Review URL: http://codereview.chromium.org/2818026
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4928
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whesse@chromium.org [Wed, 23 Jun 2010 09:21:32 +0000 (09:21 +0000)]
Use SSE2 registers when comparing identical heap numbers on X64.
Review URL: http://codereview.chromium.org/2850018
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4927
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kaznacheev@chromium.org [Wed, 23 Jun 2010 09:10:21 +0000 (09:10 +0000)]
Remove redundant checks in and around GenerateDictionaryLoad.
Similar or duplicate checks are scattered around the code before doing the dictionary load.
Also the entire branch in GenerateCallNormal that handles global/builtin receiver is
guaranteed to bail out from GenerateDictionaryLoad, so there is no point in generating it at all.
The purpose of the patch is:
- making C++ code more compact and transparent,
- not generating dead code.
There is a tiny performance gain. The patch is ia32 only for now.
Please tell me if I am missing anything.
Review URL: http://codereview.chromium.org/2801007
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4926
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ricow@chromium.org [Wed, 23 Jun 2010 08:51:53 +0000 (08:51 +0000)]
Prepare push to trunk. Now working on version 2.2.20.
Review URL: http://codereview.chromium.org/2815025
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4923
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ricow@chromium.org [Wed, 23 Jun 2010 08:02:06 +0000 (08:02 +0000)]
Add regression test for the code flushing in issue 474 (which was
fixed in revision 4921).
This also enables codeflushing by default.
Review URL: http://codereview.chromium.org/2829020
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4922
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ricow@chromium.org [Wed, 23 Jun 2010 07:16:09 +0000 (07:16 +0000)]
Only flush code when there are no heap allocated locals in the scopeinfo.
When flushing code we can potentially flush code with a scopeinfo that
we later need to resolve variables. This makes an explicit check that
there are heap allocated locals in the scopeinfo.
Review URL: http://codereview.chromium.org/2836021
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4921
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lrn@chromium.org [Wed, 23 Jun 2010 07:03:34 +0000 (07:03 +0000)]
Lower waste from alignment of deferred code blocks.
Some ARM chips load instructions 8 byte at a time.
Review URL: http://codereview.chromium.org/2809029
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4920
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lukezarko [Tue, 22 Jun 2010 22:20:58 +0000 (22:20 +0000)]
Make the apply.js unit test more resilient to differing stack positions.
More information is at http://code.google.com/p/v8/issues/detail?id=742
Review URL: http://codereview.chromium.org/2835014
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4918
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mikhail.naganov@gmail.com [Tue, 22 Jun 2010 14:58:08 +0000 (14:58 +0000)]
Heap profiler: perform a GC round before taking a snapshot
to get rid of global object loaded from a snapshot. This
eliminates the "double global object" issue. Thanks to Mads
for suggesting this!
Review URL: http://codereview.chromium.org/2865013
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4917
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lrn@chromium.org [Tue, 22 Jun 2010 12:31:24 +0000 (12:31 +0000)]
Made scanner follow coding style.
Review URL: http://codereview.chromium.org/2832018
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4916
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erik.corry@gmail.com [Tue, 22 Jun 2010 12:12:32 +0000 (12:12 +0000)]
Augment trace-ic to provide information on patching inlined loads.
Review URL: http://codereview.chromium.org/2818023
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4915
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lrn@chromium.org [Tue, 22 Jun 2010 10:07:57 +0000 (10:07 +0000)]
X64: Change strategy for spilling to match ia32. It's just better.
Align deferred code blocks to 16-byte address boundaries.
Review URL: http://codereview.chromium.org/2855018
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4914
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erik.corry@gmail.com [Tue, 22 Jun 2010 08:38:32 +0000 (08:38 +0000)]
Add movw and movt support for ARMv7. This includes some code from
Zhang Kun. For now we only emit movw and movt in places where no
relocation is needed. Small performance boost (around 0.5%).
Also adds support for turning ALU operations (eor etc.) with
large immediates into mvn or movw followed by a register-based
ALU operation.
Review URL: http://codereview.chromium.org/2821014
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4913
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evan@chromium.org [Mon, 21 Jun 2010 20:52:43 +0000 (20:52 +0000)]
Use this->Foo() in some places due to two-phase lookup.
This is required by more strict compilers (Clang).
Review URL: http://codereview.chromium.org/2037004
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4908
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lrn@chromium.org [Mon, 21 Jun 2010 12:39:37 +0000 (12:39 +0000)]
X64: Fix bug in LoadSSE2NumberOperands. It can be called with two smis!
Remove some unused labels.
Review URL: http://codereview.chromium.org/2861011
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4906
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lrn@chromium.org [Mon, 21 Jun 2010 11:21:36 +0000 (11:21 +0000)]
X64: Reapply fix for allocating HeapNumber results for >>>.
Also skip case where both number arguments are smis.
Review URL: http://codereview.chromium.org/2814021
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4905
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sgjesse@chromium.org [Mon, 21 Jun 2010 10:34:25 +0000 (10:34 +0000)]
ARM: Update the generation of the name for GenericBinaryOpStub
Review URL: http://codereview.chromium.org/2840011
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4904
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whesse@chromium.org [Mon, 21 Jun 2010 09:04:44 +0000 (09:04 +0000)]
Avoid redundant smi check in x64 loading of floats into SSE2 registers.
Review URL: http://codereview.chromium.org/2862004
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4903
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lrn@chromium.org [Mon, 21 Jun 2010 08:51:44 +0000 (08:51 +0000)]
X64: Load HeapNumberMap once in BinaryOpStub, and reuse it.
Review URL: http://codereview.chromium.org/2819012
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4902
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lrn@chromium.org [Fri, 18 Jun 2010 12:55:04 +0000 (12:55 +0000)]
X64: Make more computations happen on 32-bit values instead of on smis.
Review URL: http://codereview.chromium.org/2816014
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4899
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sgjesse@chromium.org [Fri, 18 Jun 2010 10:52:59 +0000 (10:52 +0000)]
API: Resolve linker issues with using V8 as a DLL
This changes the way the constants kJSObjectType, kFirstNonstringType and kProxyType are made available to the inlined part of the V8 API. This change to fixed constants resolves linker this linker error Windows
error LNK2001: unresolved external symbol "public: static int v8::internal::Internals::kJSObjectType" (?kJSObjectType@Internals@internal@v8@@2HA)
when linking against a V8 DLL.
This change also makes it possible to build all the C++ tests with ENABLE_DEBUGGER_SUPPORT not defined. Now C++ tests run ENABLE_DEBUGGER_SUPPORT not defined, and only the JavaScript tests which tests the debugger fails when ENABLE_DEBUGGER_SUPPORT is not defined.
Review URL: http://codereview.chromium.org/2820016
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4898
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erik.corry@gmail.com [Thu, 17 Jun 2010 21:51:51 +0000 (21:51 +0000)]
ARM: Load the heap number map into a register and keep it
there throughout the binary op stub (used for checking and
creating heap numbers).
Review URL: http://codereview.chromium.org/2843010
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4897
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antonm@chromium.org [Thu, 17 Jun 2010 17:13:40 +0000 (17:13 +0000)]
Push AccessorInfo data directly if they reside in old space.
Review URL: http://codereview.chromium.org/2840004
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4896
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vitalyr@chromium.org [Thu, 17 Jun 2010 16:19:28 +0000 (16:19 +0000)]
Track ascii-ness of data in externalized strings.
If a two-byte string only contains ascii characters, then we can save
memory when flattening a cons string containing it. Similarly we can
use this in Array.prototype.join implementation. To track this a new
bit is added to instance type. This bit is used as a hint in generated
code and in runtime functions.
To enable testing a new V8 extension is added controlled by
--expose-externalize-string flag.
Review URL: http://codereview.chromium.org/2762008
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4894
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lrn@chromium.org [Thu, 17 Jun 2010 15:48:43 +0000 (15:48 +0000)]
X64: Change some smi operations to work on untagged integers instead.
Use direct reading and writing of integers from Smi fields.
Change RecordWrite with 0 offset to take untagged index instead of
smi tagged index.
Review URL: http://codereview.chromium.org/2872005
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4893
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mikhail.naganov@gmail.com [Thu, 17 Jun 2010 12:56:55 +0000 (12:56 +0000)]
Heap profiler: add a missing link between a function closure and shared function info.
Review URL: http://codereview.chromium.org/2846012
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4891
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podivilov@chromium.org [Thu, 17 Jun 2010 12:47:08 +0000 (12:47 +0000)]
Fix a bug when top level break points fall into the last function in script.
Review URL: http://codereview.chromium.org/2824007
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4890
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erik.corry@gmail.com [Thu, 17 Jun 2010 10:45:37 +0000 (10:45 +0000)]
ARM: Minor refactoring of RecordWrite, does not require the offset to
be in a register anymore. Code also updated to use the bitfield
instructions when available. This is a commit of
http://codereview.chromium.org/2845003/show for Rodolph Perfetta.
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4889
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ager@chromium.org [Thu, 17 Jun 2010 08:41:48 +0000 (08:41 +0000)]
Move definition of NegateConditon from assembler*-inl.h files to
assembler*.h files to make clang happy. There was no reason for having
the definition in the -inl.h files in the first place.
Review URL: http://codereview.chromium.org/2825008
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4888
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sgjesse@chromium.org [Wed, 16 Jun 2010 20:03:32 +0000 (20:03 +0000)]
ARM: Special case for modulus of two smis in the generic binary opration stub
When lhs and rhs are positive smis and rhs is a power of two perform modulus by masking.
Review URL: http://codereview.chromium.org/2873001
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4884
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mikhail.naganov@gmail.com [Wed, 16 Jun 2010 19:53:24 +0000 (19:53 +0000)]
Fix issue 738: make compilable with profilingsupport=off
BUG=738
TBR=sgjesse@chromium.org
Review URL: http://codereview.chromium.org/2800009
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4883
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podivilov@chromium.org [Wed, 16 Jun 2010 14:50:07 +0000 (14:50 +0000)]
Save actual break point location to script break point object.
Review URL: http://codereview.chromium.org/2864003
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4879
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ager@chromium.org [Wed, 16 Jun 2010 12:32:34 +0000 (12:32 +0000)]
Remove the comisd instruction from the ia32 and x64 assemblers. We
should always use ucomisd.
Add missing pop from floating-point stack in case of allocation failure.
Review URL: http://codereview.chromium.org/2831009
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4878
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lrn@chromium.org [Wed, 16 Jun 2010 12:11:22 +0000 (12:11 +0000)]
X64: Change overflow checks to only jump on overflow.
Costs an extra move because the result is calculated in a scratch register
and only moved to destination on non-overflow in order to preserve source
registers in case of overflow.
Review URL: http://codereview.chromium.org/2823004
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4877
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whesse@chromium.org [Wed, 16 Jun 2010 10:36:47 +0000 (10:36 +0000)]
Prepare push to trunk. We are now working on version 2.2.19.
Review URL: http://codereview.chromium.org/2806009
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4874
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kaznacheev@chromium.org [Wed, 16 Jun 2010 10:03:47 +0000 (10:03 +0000)]
Port KeyedCallIC implementation to x64 and ARM.
Also edited ic-ia32.cc for clarity and better formatting.
Review URL: http://codereview.chromium.org/2853003
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4873
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