rossberg@chromium.org
76375de29d
Object.observe: prevent observed objects from using fast elements.
...
This is necessary because polymorphic stores generally
do not perform a map check but only an instance type check,
which misses out on changes in the observation status.
Unfortunately, there currently is no efficient way in V8
to maintain that optimisation in the presence of Object.observe.
R=mstarzinger@chromium.org
BUG=v8:2409
Review URL: https://codereview.chromium.org/11477006
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13205 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-12 11:38:24 +00:00
mstarzinger@chromium.org
04adf4c792
Add regression test for r13195.
...
This is a regression test for the fix in r13195 which made sure that we
correctly clear the optimized code map even when incremental marking is
running.
R=ulan@chromium.org ,jkummerow@chromium.org
BUG=chromium:165495
TEST=cctest/test-heap/Regress165495
Review URL: https://codereview.chromium.org/11543015
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13204 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-12 10:46:01 +00:00
yurys@chromium.org
bc37b9be27
Do not read document and URL properties on global objects while taking heap snapshot
...
This unsafe mechanism was replaced with a user provided callback in r13137 and now we should remove old code.
Review URL: https://codereview.chromium.org/11519029
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13203 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-12 09:49:46 +00:00
peter.rybin@gmail.com
6eef2f0682
Issue 2399 part 2: In debugger allow modifying local variable values
...
Review URL: https://codereview.chromium.org/11412310
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13202 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 23:27:38 +00:00
danno@chromium.org
e797e5a489
Fix crashes in debug output of generated stubs
...
R=jkummerow@chromium.org
Review URL: https://chromiumcodereview.appspot.com/11464027
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13201 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 23:27:15 +00:00
danno@chromium.org
3f83e10f44
Remove redundant loads in DoCheckMaps
...
Hoist the loop-invariant load out of the loop and call the other CheckMap function
BUG=none
TEST=none
Review URL: https://chromiumcodereview.appspot.com/11369014
Patch from Rajeev Krithivasan <rkrithiv@codeaurora.org>.
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13200 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 20:33:44 +00:00
hpayer@chromium.org
9a0c9a5cf8
Fixed compilation error on Win64.
...
BUG=
Review URL: https://codereview.chromium.org/11538010
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13199 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 20:19:37 +00:00
hpayer@chromium.org
f6f55dcd97
Prepare FreeList for parallel and concurrent sweeping.
...
BUG=
Review URL: https://codereview.chromium.org/11348174
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13198 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 17:45:01 +00:00
mstarzinger@chromium.org
4e42a3295a
Clear optimized code map during incremental marking.
...
R=jkummerow@chromium.org
Review URL: https://codereview.chromium.org/11458011
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13195 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 17:28:40 +00:00
yangguo@chromium.org
da3e153e63
Avoid object layout changes during GC.
...
R=mstarzinger@chromium.org
BUG=
Review URL: https://chromiumcodereview.appspot.com/11530011
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13194 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 14:55:23 +00:00
mmassi@chromium.org
ae54f9cfe0
Fix for when array bounds check elimination tries to modify a phi index.
...
BUG=
Review URL: https://chromiumcodereview.appspot.com/11486007
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13193 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 14:23:04 +00:00
mstarzinger@chromium.org
ca3ea142be
Fix missing printing of deoptimizer input data.
...
R=rossberg@chromium.org
TEST=mjsunit/compiler/inline-arguments --print-all-code
Review URL: https://codereview.chromium.org/11537005
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13192 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 12:19:19 +00:00
yangguo@chromium.org
32103ca870
Fix windows build.
...
R=dcarney@google.com
BUG=
Review URL: https://chromiumcodereview.appspot.com/11538003
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13191 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 10:42:10 +00:00
mstarzinger@chromium.org
07077798af
Disable GC stress for mjsunit/fast-prototype.
...
R=yangguo@chromium.org
TEST=mjsunit/fast-prototype --gc-interval=500 --stress-compaction
Review URL: https://codereview.chromium.org/11534004
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13190 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 10:33:04 +00:00
yangguo@chromium.org
f02af74575
Cleanup StringCharacterStream and add initial test cases.
...
BUG=
Review URL: https://chromiumcodereview.appspot.com/11438046
Patch from Dan Carney <dcarney@google.com>.
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13189 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 10:22:15 +00:00
yangguo@chromium.org
72dfb27909
Fire 'stack' getter of error objects after GC.
...
BUG=v8:2340
Review URL: https://chromiumcodereview.appspot.com/11377158
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13188 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-11 10:14:01 +00:00
peter.rybin@gmail.com
0b5359bf87
Allow all value types in evaluate additional context
...
Review URL: https://codereview.chromium.org/11448030
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13187 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 22:02:26 +00:00
jkummerow@chromium.org
8bf5878453
Prepare push to trunk. Now working on version 3.15.12.
...
R=yangguo@chromium.org
BUG=
Review URL: https://codereview.chromium.org/11514002
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13184 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 18:58:32 +00:00
mstarzinger@chromium.org
067a820eb4
Make unit tests resilient against GC Stress.
...
R=yangguo@chromium.org
TEST=cctest --gc-interval=500 --stress-compaction
Review URL: https://codereview.chromium.org/11498012
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13183 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 15:14:20 +00:00
mmassi@chromium.org
3b0ee64664
Revert r13176.
...
BUG=
Review URL: https://chromiumcodereview.appspot.com/11503011
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13182 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 12:55:50 +00:00
jkummerow@chromium.org
d1cbd1a98c
Flush out potential leaks of Failure objects
...
Review URL: https://codereview.chromium.org/11475027
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13181 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 12:18:54 +00:00
jkummerow@chromium.org
35cd58365d
Make sure HMathMinMax always has a supported representation
...
Review URL: https://codereview.chromium.org/11467021
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13180 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 12:10:23 +00:00
danno@chromium.org
64fc1f99cb
Revert 13157, 13145 and 13140: Crankshaft code stubs.
...
R=jkummerow@chromium.org
Review URL: https://codereview.chromium.org/11498006
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13179 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 11:09:12 +00:00
yangguo@chromium.org
c70a0f9334
Improve integer division on IA32 and X64
...
If the divisor is a Power-of-2 constant, we could use shifts instead of the
expensive idiv instructions, which also loose the register constraints.
Review URL: https://chromiumcodereview.appspot.com/11478043
Patch from Yuqiang Xian <yuqiang.xian@intel.com>.
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13178 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 11:02:22 +00:00
rossberg@chromium.org
9a0623f296
Object.observe support for Function 'prototype' property
...
BUG=v8:2409
Review URL: https://codereview.chromium.org/11416353
Patch from Adam Klein <adamk@chromium.org>.
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13177 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 10:53:57 +00:00
mmassi@chromium.org
1aa2891ca4
Make keyed operations use the unchecked index but still depend on the checked one.
...
BUG=
Review URL: https://chromiumcodereview.appspot.com/11445016
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13176 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-10 08:56:24 +00:00
ulan@chromium.org
a1d10c69a1
Define CAN_USE_VFP2/3_INSTRUCTIONS based on arm_neon and arm_fpu flags.
...
R=jkummerow@chromium.org
Review URL: https://chromiumcodereview.appspot.com/11472023
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13175 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 15:28:40 +00:00
svenpanne@chromium.org
608bce5023
Remove SlidingStateWindow and related code.
...
Review URL: https://codereview.chromium.org/11441034
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13172 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 13:47:42 +00:00
svenpanne@chromium.org
6770c02fc4
Removed dead InterruptFlag enum value.
...
Review URL: https://codereview.chromium.org/11446064
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13171 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 13:09:39 +00:00
mstarzinger@chromium.org
d11558c9b8
Make test-heap resilient against GC stress.
...
R=yangguo@chromium.org
TEST=cctest/test-heap --stress-compaction
Review URL: https://codereview.chromium.org/11464021
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13170 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 13:01:38 +00:00
rossberg@chromium.org
4d73627313
Handlify JSObject::SetDictionaryElement, which may call back into JS.
...
Fixes flaky crasher in proxies.js test.
R=mstarzinger@chromium.org
BUG=
Review URL: https://codereview.chromium.org/11471028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13169 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 12:58:09 +00:00
jkummerow@chromium.org
125b1c29cd
llprof improvements
...
Review URL: https://codereview.chromium.org/11444031
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13168 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 12:51:33 +00:00
yangguo@chromium.org
fe7a68463a
Fix mozilla test expectations.
...
R=mstarzinger@chromium.org
BUG=
Review URL: https://chromiumcodereview.appspot.com/11482003
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13167 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 12:49:27 +00:00
rossberg@chromium.org
2723471462
Prepare push to trunk. Now working on version 3.15.11.
...
R=jkummerow@chromium.org
BUG=
Review URL: https://codereview.chromium.org/11465023
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13164 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 12:38:22 +00:00
yangguo@chromium.org
d6629c6919
Fix mozilla test failures and expectations.
...
Follow-up for r13160.
R=mstarzinger@chromium.org
BUG=
Review URL: https://chromiumcodereview.appspot.com/11446063
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13163 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 12:18:50 +00:00
ulan@chromium.org
c5c8276f59
Improve double to integer truncation on ARM.
...
BUG=none
TEST=none
Review URL: https://chromiumcodereview.appspot.com/11412272
Patch from Rodolph Perfetta <rodolph.perfetta@gmail.com>.
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13162 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 11:29:27 +00:00
rossberg@chromium.org
3348b5c2b4
Allow lazy compilation (and thus optimisation) of functions inside eval.
...
For strict-mode eval, this requires _disabling_ lazy parsing of inner functions,
because we need to collect their free variables to do allocation for the
eval scope properly.
R=mstarzinger@chromium.org
BUG=v8:2315
Review URL: https://codereview.chromium.org/11438042
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13161 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 10:35:50 +00:00
yangguo@chromium.org
3388f92e63
Fix spec violations in methods of Number.prototype.
...
R=svenpanne@chromium.org
BUG=v8:2443
Review URL: https://chromiumcodereview.appspot.com/11465005
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13160 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 10:20:35 +00:00
mstarzinger@chromium.org
eeca7c7759
Add GCTracer metrics for a scavenger GC for DOM wrappers
...
This patch adds the following three metrics for the --trace_gc_nvp option.
nodes_died_in_new_space_; // Number of died nodes in the new space.
nodes_copied_in_new_space_; // Number of copied nodes to the new space.
nodes_promoted; // Number of promoted nodes to the old space.
BUG=
TEST=Manually confirmed that the "--trace_gc --trace_gc_nvp" option prints the metrics
Review URL: https://codereview.chromium.org/11365146
Patch from Kentaro Hara <haraken@chromium.org>.
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13159 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 09:44:10 +00:00
svenpanne@chromium.org
17def81fc9
Use count-based profiling exclusively.
...
Review URL: https://codereview.chromium.org/11437016
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13158 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 08:55:06 +00:00
danno@chromium.org
39f6c8ef69
Fix nosse2 tests
...
R=jkummerow@chromoum.org
Review URL: https://chromiumcodereview.appspot.com/11439028
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13157 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-07 07:09:57 +00:00
mstarzinger@chromium.org
19444dcff3
Prepare push to trunk. Now working on version 3.15.10.
...
R=jkummerow@chromium.org
Review URL: https://codereview.chromium.org/11469003
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13154 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-06 17:27:53 +00:00
mstarzinger@chromium.org
31f1f2de22
Fix candidate eviction in code flusher.
...
This fixes a corner case where a code flushing candidate was evicted
from the candidate list without being revisited by the incremental
marker. An explicit write-barrier makes sure it gets revisited.
R=ulan@chromium.org
BUG=chromium:159140
TEST=cctest/test-heap/Regress159140
Review URL: https://codereview.chromium.org/11451038
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13153 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-06 16:27:32 +00:00
verwaest@chromium.org
064bb33fdd
Let marking speed depend on the actual incremental write barrier count.
...
Review URL: https://chromiumcodereview.appspot.com/11441011
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13152 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-06 15:51:42 +00:00
yangguo@chromium.org
276c790c61
Iterate through all arguments for side effects in Math.min/max.
...
R=svenpanne@chromium.org
BUG=v8:2444
Review URL: https://chromiumcodereview.appspot.com/11444030
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13150 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-06 13:13:38 +00:00
yangguo@chromium.org
2200972f48
Update test expectations.
...
Test failure has been fixed in r13050.
R=jkummerow@chromium.org
BUG=
Review URL: https://chromiumcodereview.appspot.com/11450004
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13149 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-06 13:13:01 +00:00
mstarzinger@chromium.org
32aaed95a0
Report deoptimization error in release mode.
...
This makes sure that we crash and burn in release mode in cases where
the deoptimizer is unable to find the PC offset into unoptimized code
during deoptimization. So far this failure got swallowed in production.
R=ulan@chromium.org
BUG=chromium:159140
Review URL: https://codereview.chromium.org/11451033
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13148 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-06 12:43:05 +00:00
yangguo@chromium.org
a2d0b05a11
Add StringBufferStream
...
add a class StringBufferStream which will replace
StringInputBuffer and SafeStringInputBuffer and requires no
ascii/two byte encoding scheme
R=yangguo@chromium.org
BUG=
Review URL: https://chromiumcodereview.appspot.com/11428106
Patch from Dan Carney <dcarney@google.com>.
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13147 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-06 11:49:15 +00:00
yangguo@chromium.org
424a492dde
Take instrumentation overhead into account when plotting.
...
R=jkummerow@chromium.org
BUG=
Review URL: https://chromiumcodereview.appspot.com/11348298
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13146 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-05 16:22:14 +00:00
danno@chromium.org
84f2454eac
Fix isolate bug introduced by generated code stubs
...
Review URL: https://codereview.chromium.org/11441013
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13145 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-12-05 16:16:32 +00:00