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Author SHA1 Message Date
machenbach
1f44e7267e Revert of [turbofan] simplify gap ordering (patchset #2 id:20001 of https://codereview.chromium.org/810013002/) 
Reason for revert:
Revert for breaking emscripten bullet with turbofan on android arm64.

Original issue's description:
> [turbofan] simplify gap ordering
>
> BUG=
>
> Committed: https://crrev.com/70b5eb47b39acbf31746f4a116a9b3ce2730218a
> Cr-Commit-Position: refs/heads/master@{#25865}

TBR=bmeurer@chromium.org,dcarney@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/815743002

Cr-Commit-Position: refs/heads/master@{#25888}
 2014-12-18 15:49:58 +00:00
ulan
2bc756e4b3 Retain maps for several garbage collections 
This keeps dying maps alive for FLAG_retain_maps_for_n_gc garbage collections to increase chances of them being reused for new objects in future.

BUG=v8:3664
LOG=N
TEST=cctest/test-heap/MapRetaining

Review URL: https://codereview.chromium.org/794583003

Cr-Commit-Position: refs/heads/master@{#25887}
 2014-12-18 15:44:37 +00:00
machenbach
40f45ab255 Revert of [turbofan] Skip printing of empty gap moves. (patchset #1 id:1 of https://codereview.chromium.org/812983002/) 
Reason for revert:
Needed to revert 70b5eb47b3

Original issue's description:
> [turbofan] Skip printing of empty gap moves.
>
> R=bmeurer@chromium.org
> BUG=

TBR=bmeurer@chromium.org,titzer@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/816703002

Cr-Commit-Position: refs/heads/master@{#25886}
 2014-12-18 15:01:17 +00:00
jkummerow
76aab824fe Reduce impact of HParameter inputs on HPhi representation selection 
This is a follow-up to r25153.

BUG=v8:3766
LOG=n

Review URL: https://codereview.chromium.org/807273003

Cr-Commit-Position: refs/heads/master@{#25885}
 2014-12-18 14:50:07 +00:00
machenbach
70eb456e73 Revert of [turbofan] remove control field from instruction (patchset #1 id:1 of https://codereview.chromium.org/810023002/) 
Reason for revert:
Needed to revert 70b5eb47b3

Original issue's description:
> [turbofan] remove control field from instruction
>
> R=titzer@chromium.org
> BUG=
>
> Committed: https://crrev.com/7b9cb2eb3764d0c807c669e397fc3b84fbefb175
> Cr-Commit-Position: refs/heads/master@{#25866}

TBR=titzer@chromium.org,dcarney@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/814043002

Cr-Commit-Position: refs/heads/master@{#25884}
 2014-12-18 14:42:16 +00:00
ulan
83e6c7fe26 Temporarily disable mjsunit/debug-stepframe for GC stress until 
crash is fixed.

BUG=v8:3776
LOG=N
TBR=hpayer@chromium.org

Review URL: https://codereview.chromium.org/812283004

Cr-Commit-Position: refs/heads/master@{#25883}
 2014-12-18 14:05:04 +00:00
ulan
9ffdae66e2 Monomorphic and polymorphic ICs with cleared maps should not go megamorphic. 
BUG=v8:3663
TEST=cctest/test-heap/MonomorphicStaysMonomorphicAfterGC
LOG=N

Review URL: https://codereview.chromium.org/816653002

Cr-Commit-Position: refs/heads/master@{#25882}
 2014-12-18 13:09:43 +00:00
hpayer
377de64246 Make sure backing store pointer in handles get cleared after use in factory. 
BUG=442710
LOG=n

Review URL: https://codereview.chromium.org/813023002

Cr-Commit-Position: refs/heads/master@{#25881}
 2014-12-18 12:50:14 +00:00
svenpanne
bb65d40dbf Fixed -fsanitize=float-cast-overflow problems. 
BUG=v8:3773
LOG=y

Review URL: https://codereview.chromium.org/809293003

Cr-Commit-Position: refs/heads/master@{#25880}
 2014-12-18 11:13:04 +00:00
jochen
a09168be68 Don't use AddSubstring for external natives 
The input string is not necessarily zero terminated

BUG=chromium:443230
R=adamk@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/795383003

Cr-Commit-Position: refs/heads/master@{#25879}
 2014-12-18 11:01:54 +00:00
titzer
7edd6efd4e [turbofan] Skip printing of empty gap moves. 
R=bmeurer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/812983002

Cr-Commit-Position: refs/heads/master@{#25878}
 2014-12-18 09:41:53 +00:00
jochen
b34a7d23d2 Crash with an error message when ICU data files are missing 
Before, we'd just crash.

BUG=v8:3348
R=svenpanne@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/807313003

Cr-Commit-Position: refs/heads/master@{#25877}
 2014-12-18 08:56:50 +00:00
machenbach
73b4c2b7c0 Add script to check for clusterfuzz issues. 
BUG=443153
LOG=n
NOTRY=true

Review URL: https://codereview.chromium.org/811073002

Cr-Commit-Position: refs/heads/master@{#25876}
 2014-12-18 08:44:14 +00:00
Benedikt Meurer
0925be14a2 [turbofan] Further reduction of Word32And with Int32Add. 
- (y * (K << L) + x) & (-1 << L) => (x & (-1 << L)) + y * (K << L)
- (x + y * (K << L)) & (-1 << L) => (x & (-1 << L)) + y * (K << L)

TEST=unittests
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/811293002

Cr-Commit-Position: refs/heads/master@{#25875}
 2014-12-18 08:42:57 +00:00
Benedikt Meurer
bc2f2774a4 [turbofan] Also run MachineOperatorReducer in SimplifiedLoweringPhase. 
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/809313002

Cr-Commit-Position: refs/heads/master@{#25874}
 2014-12-18 07:47:43 +00:00
erikcorry
389c275b4f Mozilla test status: Assign bug number to quadratic assembler arm64 issue & misc regexp cleanup 
R=marja@chromium.org
BUG=

Review URL: https://codereview.chromium.org/810053002

Cr-Commit-Position: refs/heads/master@{#25873}
 2014-12-17 23:13:19 +00:00
machenbach
7d48fd9dc2 Revert of ES6 computed property names (patchset #1 id:1 of https://codereview.chromium.org/792233008/) 
Reason for revert:
[sheriff] Still crashes on win32 (XP):
http://build.chromium.org/p/client.v8/builders/V8%20Win32%20-%201/builds/1380

Original issue's description:
> ES6 computed property names
>
> This adds support for computed property names, under the flag
> --harmony-computed-property-names, for both object literals and
> classes.
>
> This is a revert of the revert, a76419f0f4.
>
> This changes to do an early bailout in
> HOptimizedGraphBuilder::VisitObjectLiteral instead of doing that in the later
> loop.
>
> BUG=v8:3754
> LOG=Y
> TBR=dslomov@chromium.org

TBR=dslomov@chromium.org,arv@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=v8:3754

Review URL: https://codereview.chromium.org/811593004

Cr-Commit-Position: refs/heads/master@{#25872}
 2014-12-17 19:47:12 +00:00
Michael Achenbach
486e375963 Whitespace change to trigger bots. 
Cr-Commit-Position: refs/heads/master@{#25871}
 2014-12-17 19:43:36 +00:00
Michael Achenbach
966e52f635 Whitespace change to trigger bots. 
Cr-Commit-Position: refs/heads/master@{#25870}
 2014-12-17 19:10:33 +00:00
Michael Achenbach
4a37d99229 Whitespace change to trigger bots. 
Cr-Commit-Position: refs/heads/master@{#25869}
 2014-12-17 19:07:50 +00:00
arv
cc568d1b7a ES6 computed property names 
This adds support for computed property names, under the flag
--harmony-computed-property-names, for both object literals and
classes.

This is a revert of the revert, a76419f0f4.

This changes to do an early bailout in
HOptimizedGraphBuilder::VisitObjectLiteral instead of doing that in the later
loop.

BUG=v8:3754
LOG=Y
TBR=dslomov@chromium.org

Review URL: https://codereview.chromium.org/792233008

Cr-Commit-Position: refs/heads/master@{#25868}
 2014-12-17 18:38:55 +00:00
dcarney
44e2dd535e [turbofan] move assembly order to InstructionBlock 
R=titzer@chromium.org

BUG=

Review URL: https://codereview.chromium.org/805263003

Cr-Commit-Position: refs/heads/master@{#25867}
 2014-12-17 15:10:03 +00:00
dcarney
7b9cb2eb37 [turbofan] remove control field from instruction 
R=titzer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/810023002

Cr-Commit-Position: refs/heads/master@{#25866}
 2014-12-17 14:10:46 +00:00
dcarney
70b5eb47b3 [turbofan] simplify gap ordering 
BUG=

Review URL: https://codereview.chromium.org/810013002

Cr-Commit-Position: refs/heads/master@{#25865}
 2014-12-17 13:37:56 +00:00
dcarney
84345afbfb [turbofan] use START and END gap positions for constraints 
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/798363007

Cr-Commit-Position: refs/heads/master@{#25864}
 2014-12-17 12:13:58 +00:00
Benedikt Meurer
a7d8724188 [turbofan] Improve reduction of Word32And and Int32Add. 
TEST=unittests
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/816433002

Cr-Commit-Position: refs/heads/master@{#25863}
 2014-12-17 11:34:39 +00:00
hpayer
83849a347c Revert of Shrink initial old generation size based on new space survival rate. (patchset #7 id:140001 of https://codereview.chromium.org/785593002/) 
Reason for revert:
Performance regressions.

Original issue's description:
> Shrink initial old generation size based on new space  survival rate.
>
> BUG=
>
> Committed: https://crrev.com/37f9bb72b9c7ea4eccef6cb6533b3c42792fb5e6
> Cr-Commit-Position: refs/heads/master@{#25850}

TBR=jochen@chromium.org,ulan@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/813733002

Cr-Commit-Position: refs/heads/master@{#25862}
 2014-12-17 11:17:40 +00:00
Benedikt Meurer
d0a7ef938a [turbofan] Recursively reduce new inputs of changed nodes. 
The GraphReducer should recurse into new inputs after a node was
changed. Most of the reducers already assume this behavior, and it
mostly worked by accident in many cases.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/800073004

Cr-Commit-Position: refs/heads/master@{#25861}
 2014-12-17 10:31:52 +00:00
jochen
7303db84f5 Allocate memory for external snapshot paths in d8 
R=marja@chromium.org
BUG=chromium:442804
LOG=n

Review URL: https://codereview.chromium.org/791713003

Cr-Commit-Position: refs/heads/master@{#25860}
 2014-12-17 10:30:52 +00:00
bmeurer
5a8be47d21 Revert of [turbofan] Correctify TruncateFloat64ToInt32 reduction in MachineOperatorReducer. (patchset #1 id:1 of https://codereview.chromium.org/801263002/) 
Reason for revert:
Can cause reduce cycles, needs more investigation

Original issue's description:
> [turbofan] Correctify TruncateFloat64ToInt32 reduction in MachineOperatorReducer.
>
> TEST=unittests
> R=svenpanne@chromium.org
>
> Committed: 6e7ceee4d0

TBR=svenpanne@chromium.org
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/794473003

Cr-Commit-Position: refs/heads/master@{#25859}
 2014-12-17 09:51:17 +00:00
erik.corry
a75fc3a95b Allow timeout on regexp test 
R=marja@chromium.org
BUG=

Review URL: https://codereview.chromium.org/798713004

Cr-Commit-Position: refs/heads/master@{#25858}
 2014-12-17 08:23:29 +00:00
Benedikt Meurer
788411c334 [turbofan] Handle collisions properly in value numbering. 
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/795433003

Cr-Commit-Position: refs/heads/master@{#25857}
 2014-12-17 08:05:34 +00:00
v8-autoroll
f9be562d61 Update V8 DEPS. 
Rolling v8/tools/clang to 90fb65e7a9a5c9d6d9613dfb0e78921c52ca9cfc

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/795843004

Cr-Commit-Position: refs/heads/master@{#25856}
 2014-12-17 04:29:39 +00:00
caitpotter88
525385ab50 Fix ArrayConcat for JSValues/JSFunctions/JSRegExps with @@isConcatSpreadable 
LOG=N
BUG=v8:3764, v8:3765
R=dslomov@chromium.org

Review URL: https://codereview.chromium.org/799803003

Cr-Commit-Position: refs/heads/master@{#25855}
 2014-12-16 21:08:27 +00:00
arv
2639bfe993 ES6: Update unscopables to match spec 
The spec ended up using Get(unscopables, propertyName) and
comparing the result to undefined instead of using Has.

BUG=v8:3632
LOG=Y
R=adamk, dslomov@chromium.org

Review URL: https://codereview.chromium.org/807893002

Cr-Commit-Position: refs/heads/master@{#25854}
 2014-12-16 20:07:41 +00:00
arv
5f22fdd5ae Revert of ES6 computed property names (patchset #1 id:1 of https://codereview.chromium.org/807173002/) 
Reason for revert:
Crashes Win32. It was not flake.

Original issue's description:
> ES6 computed property names
>
> This adds support for computed property names, under the flag
> --harmony-computed-property-names, for both object literals and
> classes.
>
> This is a revert of the revert, a76419f0f4 with
> no changes. I cannot reproduce the issue on Win8.1 or WinXP. Letting the bots
> try again.
>
> BUG=v8:3754
> LOG=Y
> TBR=dslomov@chromium.org

TBR=dslomov@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=v8:3754

Review URL: https://codereview.chromium.org/807033003

Cr-Commit-Position: refs/heads/master@{#25853}
 2014-12-16 19:38:59 +00:00
erikcorry
7de5933759 Speed up ARM64 debug assembler more 
R=ulan@chromium.org
BUG=

Review URL: https://codereview.chromium.org/810473004

Cr-Commit-Position: refs/heads/master@{#25852}
 2014-12-16 17:46:41 +00:00
arv
a235b1076a ES6 computed property names 
This adds support for computed property names, under the flag
--harmony-computed-property-names, for both object literals and
classes.

This is a revert of the revert, a76419f0f4 with
no changes. I cannot reproduce the issue on Win8.1 or WinXP. Letting the bots
try again.

BUG=v8:3754
LOG=Y
TBR=dslomov@chromium.org

Review URL: https://codereview.chromium.org/807173002

Cr-Commit-Position: refs/heads/master@{#25851}
 2014-12-16 17:30:05 +00:00
hpayer
37f9bb72b9 Shrink initial old generation size based on new space survival rate. 
BUG=

Review URL: https://codereview.chromium.org/785593002

Cr-Commit-Position: refs/heads/master@{#25850}
 2014-12-16 16:26:34 +00:00
ulan
13449b6623 ARM: check immediate overflow in branch and mov_label_offset in release mode to catch crashes earlier. 
BUG=chromium:440913
LOG=N

Review URL: https://codereview.chromium.org/810763002

Cr-Commit-Position: refs/heads/master@{#25849}
 2014-12-16 15:35:38 +00:00
erik.corry
0e1b46ba31 Fix quadratic test in debug-mode ARM64 assembler 
R=jkummerow@chromium.org
BUG=

Review URL: https://codereview.chromium.org/812593002

Cr-Commit-Position: refs/heads/master@{#25848}
 2014-12-16 15:17:22 +00:00
dslomov
52e487d7a2 Make sure FunctionToMethod is lazily compiled. 
R=arv@chromium.org
BUG=v8:3330
LOG=N

Review URL: https://codereview.chromium.org/808723002

Cr-Commit-Position: refs/heads/master@{#25847}
 2014-12-16 15:09:56 +00:00
Jakob Kummerow
d5e6462d86 Bump the limit for test-heap/TestSizeOfRegExpCode 
R=erik.corry@gmail.com

Review URL: https://codereview.chromium.org/808773003

Cr-Commit-Position: refs/heads/master@{#25846}
 2014-12-16 14:29:06 +00:00
jkummerow
01a0931728 Add tools/find-commit-for-patch.py 
It searches for a commit that a given patch can cleanly be applied to.

Review URL: https://codereview.chromium.org/799273003

Cr-Commit-Position: refs/heads/master@{#25845}
 2014-12-16 14:25:00 +00:00
jkummerow
028425916f Follow-up to r25822: only internalize short strings optimistically 
BUG=chromium:442703
LOG=n
R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/809723002

Cr-Commit-Position: refs/heads/master@{#25844}
 2014-12-16 14:21:32 +00:00
svenpanne
cbf3b0bcc7 More -fsanitize=vptr fixes. 
This actually fixes 3 different issues when accessing Operand1:

   * Object vs. HeapObject

   * Wrong defaults for equals/hash

   * silently dropping const

TEST=test/mjsunit/regress/regress-441099.js
BUG=chromium:441099
LOG=y

Review URL: https://codereview.chromium.org/812563002

Cr-Commit-Position: refs/heads/master@{#25843}
 2014-12-16 14:20:28 +00:00
ishell
08146dc023 Introduced PropertyType ACCESSOR_FIELD. 
Review URL: https://codereview.chromium.org/805453002

Cr-Commit-Position: refs/heads/master@{#25842}
 2014-12-16 13:22:31 +00:00
dcarney
0349f7b71f [turbofan] enable stack slot reuse 
BUG=

Review URL: https://codereview.chromium.org/793683002

Cr-Commit-Position: refs/heads/master@{#25841}
 2014-12-16 13:09:23 +00:00
Benedikt Meurer
2b4eb88cdd [turbofan] Cache conversions inserted during typed lowering. 
This greatly reduces the number of nodes in the graph (by more than 20x in
some extreme cases) for the Emscripten python interpreter main function.

BUG=v8:3763
LOG=y
TEST=cctest,mjsunit,unittests
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/802353003

Cr-Commit-Position: refs/heads/master@{#25840}
 2014-12-16 12:59:16 +00:00
erik.corry
d287f225a3 Limit code size generated for very large regexps 
R=jkummerow@chromium.org, yangguo@chromium.org
BUG=

Review URL: https://codereview.chromium.org/799403003

Cr-Commit-Position: refs/heads/master@{#25839}
 2014-12-16 12:33:32 +00:00