Commit Graph

9726 Commits

Author SHA1 Message Date
verwaest@chromium.org
d33cda9338 Micro-optimizing the json parser
Review URL: https://chromiumcodereview.appspot.com/11237002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12779 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 15:37:28 +00:00
verwaest@chromium.org
4f40326fae Fast path for searching through simple transitions
Review URL: https://chromiumcodereview.appspot.com/11189089

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12778 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 15:03:27 +00:00
yangguo@chromium.org
06f7d1c92c Improve ClampDoubleToUint8 on ia32/x64.
It's measured faster when:
a) clamp never happens;
b) clamp random happens ([-128,384], pseudo random).

Review URL: https://chromiumcodereview.appspot.com/11190049
Patch from Zheng Liu <zheng.z.liu@intel.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12777 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 13:20:22 +00:00
verwaest@chromium.org
c9e86f4b69 Remove scratch register requirement from LoadInstanceDescriptors on arm and mips.
Review URL: https://chromiumcodereview.appspot.com/11193022

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12776 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 12:39:59 +00:00
yangguo@chromium.org
8148f972e8 Stress GC less by allocating exponentially growing string chunks in JSON.stringify.
R=verwaest@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11232002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12775 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 12:39:43 +00:00
yangguo@chromium.org
f910052543 Always invoke the default Array.sort functions from builtin functions, part 2.
R=vegorov@chromium.org
BUG=v8:2372

Review URL: https://chromiumcodereview.appspot.com/11175007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12774 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 12:30:18 +00:00
danno@chromium.org
063609280e Add a faster API for creating v8::Integer objects
In WebKit, we have a small integer cache because calling v8::Integer::New is
slow. This patch adds a faster API for creating integers that requires the
caller to supply the v8::Isolate, saving us the work of looking up the isolate
in thread-local storage.

BUG=

Review URL: https://codereview.chromium.org/11212004
Patch from Adam Barth <abarth@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12773 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 11:15:04 +00:00
verwaest@chromium.org
a0c9856bce Get the target field index when transitioning.
Review URL: https://chromiumcodereview.appspot.com/11194080

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12772 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 10:48:18 +00:00
danno@chromium.org
ace5bf3f94 Fix ARM dissambler test problems with movw/movt.
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/11198061

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12771 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 10:44:56 +00:00
ulan@chromium.org
c6feb5065c Fix test runner for Android.
R=jkummerow@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11193055

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12770 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 09:55:27 +00:00
ulan@chromium.org
06a9f51ccb Adjust Android test expectations.
Disable long running tests:
- test-threads/ThreadJoinSelf in release and debug modes.
- regress/regress-1122 in debug mode.

Disable failing test:
- preparser/strict-octal-regexp (v8 issue 2265).

R=jkummerow@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11185073

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12769 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 09:28:23 +00:00
yangguo@chromium.org
5fa8f2f485 Pass pending exception to the message listener.
BUG=

Review URL: https://chromiumcodereview.appspot.com/11014017

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12768 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 08:45:24 +00:00
svenpanne@chromium.org
6dc35811af Fixed directory ignorance involving symlinks.
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/11198082

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12767 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 08:40:50 +00:00
verwaest@chromium.org
fa53250dd2 Fixed json regression
BUG=v8:2374

Review URL: https://chromiumcodereview.appspot.com/11186059

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12766 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-19 08:23:45 +00:00
verwaest@chromium.org
7bc94a92c5 Fixed error introduced in r12761.
BUG=2373

Review URL: https://chromiumcodereview.appspot.com/11198068

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12765 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 18:43:19 +00:00
verwaest@chromium.org
7ce3a4021d Static cast char* diff to int.
BUG=

Review URL: https://chromiumcodereview.appspot.com/11200004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12764 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 15:57:45 +00:00
ulan@chromium.org
d558d1e522 Disable GDBJIT support by default in Debug mode.
R=jkummerow@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11195043

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12763 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 15:26:37 +00:00
verwaest@chromium.org
d04a1fff1f Keep track of the first non-ascii word/char to avoid redoing the work.
Review URL: https://chromiumcodereview.appspot.com/11194053

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12762 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 15:08:11 +00:00
verwaest@chromium.org
852de2e1ab Adding a fast path for parsing index keys.
Reduces overhead on http://code.google.com/p/chromium/issues/detail?id=156379 from 360ms down to 255ms.

Review URL: https://chromiumcodereview.appspot.com/11189039

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12761 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 14:44:40 +00:00
yangguo@chromium.org
7a653c1675 Reimplement a simpler version of JSON.stringify.
BUG=

Review URL: https://chromiumcodereview.appspot.com/11186025

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12760 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 14:42:26 +00:00
danno@chromium.org
4431e0c54e Put more constants in movw/movt instructions
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/11185052

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12759 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 14:37:04 +00:00
jkummerow@chromium.org
230bec1274 Use tools/run-tests.py for "check" targets in the top-level Makefile.
Bonus content: a few minor fixes for run-tests.py

Review URL: https://codereview.chromium.org/11184039

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12758 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 14:21:35 +00:00
yangguo@chromium.org
a7f3edb818 Make sure the fast case of ScanJsonString bails out to the slow case correctly.
R=verwaest@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11185050

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12757 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 13:15:05 +00:00
jkummerow@chromium.org
23df9b9d28 Kill off the SCons based build.
Review URL: https://codereview.chromium.org/11188058

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12756 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 13:07:41 +00:00
danno@chromium.org
43e248d2e5 Use movw/movt instead of constant pool on ARMv7.
Some ARM architectures load 32-bit immediate constants more efficiently using movw/movt pairs rather than constant pool loads. This patch allows the assembler to generate one or the other load form at runtime depending on what is faster.

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/11037023

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12755 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 12:21:42 +00:00
danno@chromium.org
9d43ff71b8 Avoid unnecessary code target changes during code compaction.
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/11198032

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12754 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 12:01:36 +00:00
verwaest@chromium.org
a38af4256c Fix typo in fast path for scanning json strings.
Review URL: https://chromiumcodereview.appspot.com/11191055

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12753 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 11:47:06 +00:00
fschneider@chromium.org
971e834a8d Always invoke the default Array.sort functions from builtin functions.
TEST=mjsunit/regress/regress-builtin-array-op.js
BUG=v8:2372
Review URL: https://chromiumcodereview.appspot.com/10559005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12752 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 11:18:08 +00:00
svenpanne@chromium.org
b54750c60f Added a workaroung for a GCC visibility bug.
Movef a helper class to the top level to avoid
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40145.

TBR=ulan@chromium.org

Review URL: https://codereview.chromium.org/11194050

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12751 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 07:22:24 +00:00
svenpanne@chromium.org
9dc2c5b83d Add an API for enumerating persistent handles
This API lets the embedder enumerate handles that have class ids. WebKit will
use this feature during garbage collection to compute object groups for DOM
nodes. Previously, we kept a list of DOM nodes on the WebKit side, but that
list is redundant with the global handles list in V8.

Review URL: https://codereview.chromium.org/11190011
Patch from Adam Barth <abarth@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12750 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-18 06:52:37 +00:00
danno@chromium.org
966b08440c MIPS: Fix compilation under clang.
Clang is a little more picky than gcc on unused variable
warnings, which become errors with -Werror. Clean up
these cases for mips.

BUG=
TEST=

Review URL: https://codereview.chromium.org/11175005
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12748 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-17 14:20:43 +00:00
verwaest@chromium.org
b61933ba10 Eagerly follow transitions to existing maps while json parsing.
Review URL: https://chromiumcodereview.appspot.com/11184006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12747 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-17 14:09:42 +00:00
verwaest@chromium.org
72424b3987 Move DescriptorArray into the map.
Review URL: https://chromiumcodereview.appspot.com/11188031

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12746 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-17 13:04:49 +00:00
jkummerow@chromium.org
62223bd2c0 Revert recent CPU profiler changes because they broke --prof.
This reverts r12649 and r12650.

BUG=v8:2364

Review URL: https://codereview.chromium.org/11193020

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12745 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-17 12:24:31 +00:00
jkummerow@chromium.org
936e6922e2 Use shlex.split() to parse --special-command test argument
This allows passing commands with quoted spaces, such as:
  tools/test-wrapper-gypbuild.py --special-command \
    "$DR/bin64/drrun -ops '-reset_every_nth_pending 0' @" \
    ...

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/11143018
Patch from Reid Kleckner <rnk@google.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12744 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-16 16:29:19 +00:00
svenpanne@chromium.org
bcb383e055 Improved printing of HLoadElements instruction.
TBR=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/11177004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12743 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-16 11:41:07 +00:00
danno@chromium.org
4a2a4b8647 MIPS: Fix ARM bug introduced in r12604 that caused crashes on ARM on crypto-md5 from SunSpider.
Port r12623 (22002351)

BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/10979066
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12742 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-16 08:45:17 +00:00
danno@chromium.org
1fe673a60d MIPS: Fix issue 2346 (order of operations in keyed store on arrays) and turn get-own-property-descriptor.js test into a regression test.
Port r12604 (ae837167)

BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/10987086
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12741 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-16 08:29:58 +00:00
mstarzinger@chromium.org
479b4d61a6 MIPS: Make the speed of incremental marking depend also on the rate at which we are hitting expensive write barrier operations, not just on the rate of allocation.
Port r12618 (c621b025)

BUG=
TEST=

Review URL: https://codereview.chromium.org/10977070
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12740 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-16 08:24:13 +00:00
ulan@chromium.org
9f2e52ac12 Fix MIPS build broken by r12735 'Allow unaligned accesses for ARMv7'.
R=mstarzinger@chromium.org,palfia@homejinni.com

Review URL: https://chromiumcodereview.appspot.com/11167004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12739 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-16 08:23:15 +00:00
mstarzinger@chromium.org
e2da94b804 MIPS: Fix compilation failure on ARM in r12685.
Port r12686 (bdda5c81)

BUG=
TEST=

Review URL: https://codereview.chromium.org/11143029
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12738 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-16 08:16:36 +00:00
ulan@chromium.org
a86e897924 Simulate and disasm NOP on ARM
R=ulan@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11116011
Patch from JF Bastien <jfb@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12737 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 15:42:09 +00:00
mstarzinger@chromium.org
02490829dd Fix bug in deletion of indexed properties
The delete operator always return true in case of indexed property. It
should return false if an indexed property can't be deleted (eg.
DontDelete attribute is set or a string object is the holder).

Contributed by Peter Varga <pvarga@inf.u-szeged.hu>

BUG=none
TEST=mjsunit/delete-non-configurable

Review URL: https://codereview.chromium.org/11094021
Patch from Peter Varga <pvarga@inf.u-szeged.hu>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12736 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 15:23:22 +00:00
ulan@chromium.org
86eedc26b5 Allow unaligned accesses for ARMv7.
R=mstarzinger@chromium.org,jfb@chromium.org

Review URL: https://chromiumcodereview.appspot.com/11087047

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12735 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 15:19:36 +00:00
mstarzinger@chromium.org
d9e3d35c07 Switch code flushing to use different JSFunction field.
This is another preparation for incremental code flushing. Instead of
linking candidates using the code entry field, we use the next pointer
that is also used to link optimized functions together. Since we only
support flushing of unoptimized code, this field can be shared.

R=ulan@chromium.org
BUG=v8:1609

Review URL: https://codereview.chromium.org/11141023

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12734 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 14:43:57 +00:00
svenpanne@chromium.org
57116621eb Fixed VERIFY_HEAP without DEBUG.
Review URL: https://codereview.chromium.org/11155007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12731 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 12:36:58 +00:00
svenpanne@chromium.org
1fef757b4e Prepare push to trunk. Now working on version 3.14.5.
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/11137016

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12728 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 11:49:59 +00:00
yurys@chromium.org
eee93ec99b Allow evals for debugger even if they are prohibited in the debugee context.
BUG=154733
Review URL: https://codereview.chromium.org/11111015

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12726 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 10:15:25 +00:00
mstarzinger@chromium.org
3d0d211764 Ensure code flushing is disabled in incremental marking.
This fixes some test failures since r12714 which shared the code for
code flushing between full and incremental marking and is only a quick
fix until we can enable incremental code flushing.

R=jkummerow@chromium.org
BUG=v8:1609

Review URL: https://codereview.chromium.org/11137014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12723 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 09:25:30 +00:00
verwaest@chromium.org
7c28995e5d Invalidate the enum cache when converting a transition across which the descriptors are shared.
Review URL: https://chromiumcodereview.appspot.com/11145017

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12722 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2012-10-15 08:38:51 +00:00