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3552 Commits

Author SHA1 Message Date
bmeurer@chromium.org
498920f91c [turbofan] Also optimize unsigned division by constant. 
TEST=cctest,mjsunit,unittests
R=jarin@chromium.org

Review URL: https://codereview.chromium.org/697663003

Cr-Commit-Position: refs/heads/master@{#25061}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25061 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-11-03 10:05:46 +00:00
mvstanton@chromium.org
c65edf93b1 Fix for bug 429168, PdfJs regression. We pay a very high cost for AllocationResult being a > kPointerSize struct. This can be avoided by using Smis to indicate failure with retry spaces. 
BUG=429168
LOG=N
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/699473002

Cr-Commit-Position: refs/heads/master@{#25057}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25057 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-11-03 08:43:40 +00:00
bmeurer@chromium.org
8c5fdd0575 IA: Double arithmetic binops support memory operand 
BUG=
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/662813002

Patch from Weiliang Lin <weiliang.lin@intel.com>.

Cr-Commit-Position: refs/heads/master@{#25052}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25052 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-11-03 05:57:17 +00:00
jarin@chromium.org
4a9579feeb [turbofan] Avoid unnecessary (u)int32<->float64 changes in simplified lowering. 
BUG=
R=bmeurer@chromium.org, titzer@chromium.org

Review URL: https://codereview.chromium.org/683873002

Cr-Commit-Position: refs/heads/master@{#25045}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25045 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 19:53:48 +00:00
jarin@chromium.org
6935e0131c Revert "Skip the CallFunctionStub when the callee function can be statically determined." 
This reverts commit 9845dfadd2 (r25042) for failing tests.

TBR=titzer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/693103004

Cr-Commit-Position: refs/heads/master@{#25044}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25044 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 19:06:18 +00:00
titzer@chromium.org
9845dfadd2 Skip the CallFunctionStub when the callee function can be statically determined. 
R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/694773002

Cr-Commit-Position: refs/heads/master@{#25042}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25042 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 16:36:13 +00:00
verwaest@chromium.org
604672e87f Changing the aging mechanism for script and eval caches. 
Instead of using multiple generations for the code, first only store the hash that gets aged. Once a hash matched on a next probe, actually cache the code. Use regular code aging to remove entries from the cache.

BUG=
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/675013004

Cr-Commit-Position: refs/heads/master@{#25040}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25040 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 14:52:27 +00:00
machenbach@chromium.org
6bd521a549 Skip tests for mips. 
TBR=paul.lind@imgtec.com

Review URL: https://codereview.chromium.org/698513003

Cr-Commit-Position: refs/heads/master@{#25035}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25035 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 13:36:49 +00:00
ulan@chromium.org
de672226c7 Clear old backing store of WeakCollection on updates. 
Not clearing can lead to a crash under following conditions:
1. Backing store of a weak map is allocated in large object space.
2. The backing store is marked incrementaly via the weak map.
3. The weak map is updated and gets a new backing store.
4. The store buffer overflows and marks the chunk of the old backing store as
"scan on scavenge."
5. Mark-compact collection kills some elements of the weak map. Note that the
old backing store survives because it was marked incrementally, but its dead
elements are not cleared.
6. Scavenger iterates over the old backing store, tries to move a dead object
and crashes.

BUG=v8:3631
LOG=N
TEST=cctest/test-heap/Regress3631
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/686783003

Cr-Commit-Position: refs/heads/master@{#25032}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25032 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 13:11:44 +00:00
marja@chromium.org
1bb79539f3 Scanner: remove PushBack calls when we're going to return ILLEGAL. 
This simplifies escape handling and makes it easier to extend escapes for ES6.

PushBack just before detecting ILLEGAL is unnecessary, since we will abort the
scanning / parsing anyway at that point, and it doesn't matter where the cursor
exactly is. The error messages w/ PushBack are not any better or more correct
than without.

In addition: remove a comment about handling invalid escapes gracefully when we
no longer do. (*)

This CL includes a behavioral change: For input "var r = /foobar/g\urrrr;" we
used to report "unexpected_token: ILLEGAL" for "\u", but now we report
malformed_regexp_flags which is a more correct error message. (Note that the
code for reporting invalid_regexp_flags was dead, and invalid_regexp_flags is
not the right error message.)

Note that the V8 is more relaxed about unicode escapes in regexp flags than ES6
(see
http://people.mozilla.org/~jorendorff/es6-draft.html#sec-regular-expressions )
and this CL doesn't change it. (V8 accepts any \uxxxx, ES6 spec says only a
certain value range is acceptable.)

(*) Code archaeology:

Originally, doing PushBack in ScanHexEscape made sense (see e.g., here
https://codereview.chromium.org/5063003/diff/6001/src/prescanner.h ), since we
wouldn't return ILLEGAL but treat an invalid escape sequence "\uxxxx" as
"uxxxx".

(The repo at that point contains another instance of the same function, from the
initial commit. The logic is the same.)

This behavior was changed in a "renaming" commit
https://codereview.chromium.org/7739020.

BUG=
R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/684873002

Cr-Commit-Position: refs/heads/master@{#25031}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25031 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 13:03:45 +00:00
dcarney@chromium.org
3cace296ee convert BitVector to use pointer size blocks 
additionally rename data-flow.* to bit-vector.* as at some point these file became very inaccurately named

BUG=
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/683243005

Cr-Commit-Position: refs/heads/master@{#25030}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25030 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 10:44:47 +00:00
bmeurer@chromium.org
28b683630e [turbofan] Lower NumberModulus to Uint32Mod if both inputs are Unsigned32. 
TEST=cctest/test-simplified-lowering
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/685993003

Cr-Commit-Position: refs/heads/master@{#25025}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25025 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 07:59:18 +00:00
bmeurer@chromium.org
948ce2141e [turbofan] First step towards correctified 64-bit addressing. 
Also remove the LEA matching from x64, since it was never really
effective. We'll optimize that once we're correct.

TEST=cctest,unittests
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/652363006

Cr-Commit-Position: refs/heads/master@{#25024}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25024 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-31 06:41:41 +00:00
aandrey@chromium.org
aeb7ba5259 Introduce v8::Exception::GetMessage to find location of an error object. 
API=v8::Exception::GetMessage
BUG=chromium:427954
R=yangguo@chromium.org
LOG=Y

Committed: https://code.google.com/p/v8/source/detail?r=25015

Review URL: https://codereview.chromium.org/687253002

Cr-Commit-Position: refs/heads/master@{#25021}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25021 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-30 14:51:46 +00:00
sigurds@chromium.org
75ac43928b Add floor, ceil, round (truncate) instructions for ia32, x64 (if SSE4.1) and 
add floor, ceil, round (truncate and away from zero) for arm64.

R=bmeurer@chromium.org, dcarney@chromium.org, mstarzinger@chromium.org, rodolph.perfetta@arm.com
TEST=test/mjsunit/asm/math-floor.js,test/mjsunit/asm/math-ceil.js,test/unittest/compiler/js-builtin-reducer-unittest.cc

Review URL: https://codereview.chromium.org/677433002

Cr-Commit-Position: refs/heads/master@{#25018}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25018 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-30 14:16:15 +00:00
machenbach@chromium.org
7c27d234f3 Reverting r25015 and r25016 for broken build. 
TBR=yangguo@chromium.org, machenbach@chromium.org
LOG=N

Review URL: https://codereview.chromium.org/688813002

Cr-Commit-Position: refs/heads/master@{#25017}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25017 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-30 13:57:47 +00:00
aandrey@chromium.org
ad4515fd1f Introduce v8::Exception::GetMessage to find location of an error object. 
API=v8::Exception::GetMessage
BUG=chromium:427954
R=yangguo@chromium.org
LOG=Y

Review URL: https://codereview.chromium.org/687253002

Cr-Commit-Position: refs/heads/master@{#25015}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25015 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-30 13:18:16 +00:00
sigurds@chromium.org
15ce82722d Add vrint{a,n,p,m,z} instructions to arm assembler. These instructions are only available on ARMv8. 
R=rodolph.perfetta@gmail.com, ulan@chromium.org, bmeurer@chromium.org, rodolph.perfetta@arm.com

Review URL: https://codereview.chromium.org/682643002

Cr-Commit-Position: refs/heads/master@{#25013}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25013 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-30 11:01:12 +00:00
dcarney@chromium.org
ee9de33075 [turbofan] move Node to vreg mapping to InstructionSelector 
BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/683933004

Cr-Commit-Position: refs/heads/master@{#25010}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25010 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-30 09:50:41 +00:00
dcarney@chromium.org
7f94583f79 [turbofan] add configuration parameters for register allocator 
T=jarin@chromium.org

BUG=
R=jarin@chromium.org

Review URL: https://codereview.chromium.org/688633002

Cr-Commit-Position: refs/heads/master@{#25008}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25008 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-30 09:01:47 +00:00
jarin@chromium.org
5d54e89ad6 [turbofan] Fix input count in Uint32Mod/Div reduction. 
BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/684193002

Cr-Commit-Position: refs/heads/master@{#24997}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24997 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-29 21:07:47 +00:00
titzer@chromium.org
5c25fdb65e Inline trivial OperatorProperties methods. 
R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/686213002

Cr-Commit-Position: refs/heads/master@{#24995}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24995 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-29 18:47:14 +00:00
titzer@chromium.org
2a57f036b2 Run ControlReducer early after graph building, then again later. 
The justification for doing this is to reduce the size of the graph and
therefore speedup later phases of compilation. The control reducer also
obviates the need to run the PhiReducer, since it subsumes it.

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/681263004

Cr-Commit-Position: refs/heads/master@{#24986}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24986 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-29 15:27:58 +00:00
titzer@chromium.org
6c6a71b3f7 Move input/output counts directly into Operators, simplying OperatorProperties. 
This is a first step to refactoring OperatorProperties out of existence.
The next step is to inline OperatorProperties::GetXXXCount into the callers.

R=rossberg@chromium.org
BUG=

Review URL: https://codereview.chromium.org/680313003

Cr-Commit-Position: refs/heads/master@{#24983}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24983 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-29 14:41:18 +00:00
dcarney@chromium.org
60909d1eaf [turbofan] cleanup register allocator interface a little 
BUG=
R=jarin@chromium.org

Review URL: https://codereview.chromium.org/671043004

Cr-Commit-Position: refs/heads/master@{#24978}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24978 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-29 12:35:16 +00:00
dslomov@chromium.org
65fb2cf129 harmony-scoping: Correct dynamic lookups on a top level. 
R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/650663003

Cr-Commit-Position: refs/heads/master@{#24975}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24975 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-29 11:00:15 +00:00
dcarney@chromium.org
d24cd63fff allow disabling of ArrayBuffer neutering 
BUG=
R=dslomov@chromium.org

Review URL: https://codereview.chromium.org/684103002

Cr-Commit-Position: refs/heads/master@{#24973}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24973 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-29 10:37:12 +00:00
titzer@chromium.org
1ddcb4b16d Fix windows build. 
TBR=ishell@chromium.org
BUG=

Review URL: https://codereview.chromium.org/669663003

Cr-Commit-Position: refs/heads/master@{#24958}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24958 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 17:54:57 +00:00
titzer@chromium.org
90a7f07489 Implement loop variable assignment analysis. 
This analysis computes the set of variables that are assigned in each loop. This is useful to avoid creating redundant loop phis when building an SSA graph, which just waste memory and require analysis to get rid of.

This CL implements an AST walk for the analysis and plugs the result into the TurboFan graph builder. I left this analysis under a flag for A/B testing and until sufficient unit tests can be developed.

R=danno@chromium.org, mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/656123005

Cr-Commit-Position: refs/heads/master@{#24957}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24957 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 17:30:14 +00:00
mvstanton@chromium.org
a2e21393ed Introduce FeedbackNexus for vector-based ics. 
A FeedbackNexus is the combination of a feedback vector, a slot(s) in
the vector, along with methods to query and manipulate that information
in a type-correct way.

A CallIC will have a CallICNexus, a LoadIC a LoadICNexus, etc.,
reflecting the fact that different types of ICs configure their data
in unique ways.

This CL limits itself to introducing and using the nexus type only for
CallICs. A follow-up will use them for Load and KeyedLoadICs for the
case when the --vector-ics flag is turned on.

The notion of a Nexus is also embedded at the lowest level of the IC
class. This makes sense because more ICs should become vector-based
in the future.

R=ishell@chromium.org

Review URL: https://codereview.chromium.org/683933002

Cr-Commit-Position: refs/heads/master@{#24952}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24952 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 16:05:45 +00:00
mvstanton@chromium.org
0f6699bee8 Revert "Introduce FeedbackNexus for vector-based ics." 
This reverts commit r24945.

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/683883002

Cr-Commit-Position: refs/heads/master@{#24947}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24947 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 15:08:13 +00:00
mvstanton@chromium.org
27ad136bdb Introduce FeedbackNexus for vector-based ics. 
A FeedbackNexus is the combination of a feedback vector, a slot(s) in
the vector, along with methods to query and manipulate that information
in a type-correct way.

A CallIC will have a CallICNexus, a LoadIC a LoadICNexus, etc.,
reflecting the fact that different types of ICs configure their data
in unique ways.

This CL limits itself to introducing and using the nexus type only for
CallICs. A follow-up will use them for Load and KeyedLoadICs for the
case when the --vector-ics flag is turned on.

The notion of a Nexus is also embedded at the lowest level of the IC
class. This makes sense because more ICs should become vector-based
in the future.

This CL is based on https://codereview.chromium.org/679073002/ which
should land first.

BUG=
R=ishell@chromium.org

Review URL: https://codereview.chromium.org/680883004

Cr-Commit-Position: refs/heads/master@{#24945}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24945 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 14:50:43 +00:00
bmeurer@chromium.org
81aaeb476d [turbofan] Complete support for integer division/modulus in simplified lowering. 
Also add backend flags that tell whether integer division/modulus is
generally safe, i.e. does not trap on overflow or divide by zero.

TEST=unittests
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/681133004

Cr-Commit-Position: refs/heads/master@{#24942}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24942 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 13:56:46 +00:00
aandrey@chromium.org
3e7c0d772c Get stack trace for uncaught exceptions/promise rejections from the simple stack when available. 
We can convert simple stack trace of an Error object to the detailed stack that
is used for debugging. Do so when available, and only then fall back to
reporting stack trace at throw site.

R=yangguo@chromium.org, Yang
LOG=Y

Review URL: https://codereview.chromium.org/674423002

Cr-Commit-Position: refs/heads/master@{#24938}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24938 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 13:25:14 +00:00
wingo@igalia.com
d518d3bce7 Move AST node counting to post-pass 
R=mstarzinger@chromium.org, svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/683023002

Cr-Commit-Position: refs/heads/master@{#24937}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24937 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 13:24:18 +00:00
arv@chromium.org
a13e2298e2 Allow duplicate property names in classes 
ES6 no longer makes duplicate properties an error. However, we
continue to treat duplicate properties in strict mode object
literals as errors. With this change we allow duplicate properties
in class bodies. We continue to flag duplicate constructors as an
error as required by ES6.

BUG=v8:3570
LOG=Y
R=marja@chromium.org

Review URL: https://codereview.chromium.org/677953004

Cr-Commit-Position: refs/heads/master@{#24933}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24933 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 12:23:40 +00:00
mstarzinger@chromium.org
d02f7210ef Make floating merges respected minimum RPO of coupled phis. 
R=bmeurer@chromium.org, jarin@chromium.org
TEST=cctest/test-scheduler/LoopedFloatingDiamond

Review URL: https://codereview.chromium.org/682983003

Cr-Commit-Position: refs/heads/master@{#24930}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24930 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 11:38:48 +00:00
mvstanton@chromium.org
6b68824a46 Fix ASAN warning. 
BUG=
TBR=ishell@chromium.org

Review URL: https://codereview.chromium.org/683033002

Cr-Commit-Position: refs/heads/master@{#24920}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24920 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 08:34:40 +00:00
bmeurer@chromium.org
95095af57f [turbofan] Improve typed lowering for JSToBoolean. 
- JSToBoolean(x:string) => BooleanNot(NumberEqual(x.length, #0))
- JSToBoolean(phi(x1,...,xn):primitive) => phi(JSToBoolean(x1),...,JSToBoolean(xn))

TEST=cctest,mjsunit/asm/do-while,mjsunit/boolean,unittests
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/681223002

Cr-Commit-Position: refs/heads/master@{#24919}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24919 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-28 08:34:15 +00:00
jarin@chromium.org
167fa99716 Revert "[turbofan] Merge GenericNode with Node." 
This reverts commit a238443c00 (r24915)
for tanking benchmarks.

TBR=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/684693002

Cr-Commit-Position: refs/heads/master@{#24916}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24916 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 22:34:44 +00:00
jarin@chromium.org
a238443c00 [turbofan] Merge GenericNode with Node. 
BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/676353002

Cr-Commit-Position: refs/heads/master@{#24915}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24915 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 20:37:47 +00:00
ishell@chromium.org
3a26fc111b Fix for the cctest compilation issue on Mac after r24911. 
TBR=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/667153005

Cr-Commit-Position: refs/heads/master@{#24913}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24913 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 16:59:15 +00:00
yangguo@chromium.org
8680952d93 Add serializer test case to bug fix in r24871. 
R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/680883003

Cr-Commit-Position: refs/heads/master@{#24912}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24912 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 16:40:16 +00:00
mvstanton@chromium.org
15c5c9d530 A type vector with multiple IC types needs metadata. 
This CL adds a bitset to describe the type of IC in each IC slot.
This is necessary for clearing ICs of different types.

With FLAG_vector_ics off (the current state), it's not required because
CALL_IC is the only type of IC in the vector.

R=ishell@chromium.org

Review URL: https://codereview.chromium.org/679073002

Cr-Commit-Position: refs/heads/master@{#24911}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24911 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 16:34:39 +00:00
wingo@igalia.com
0755160e28 Revert "Move AST node counting to post-pass" 
This reverts commit 698356720824559a6bd81c24be707b44ac277526 for
breaking regress-96526-002 among other things.

TBR=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/678033002

Cr-Commit-Position: refs/heads/master@{#24910}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24910 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 16:25:40 +00:00
wingo@igalia.com
88e0c38c9a Move AST node counting to post-pass 
R=mstarzinger@chromium.org, svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/675493002

Cr-Commit-Position: refs/heads/master@{#24909}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24909 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 15:00:43 +00:00
dcarney@chromium.org
91f4962343 [turbofan] reduce allocations outside of pipeline 
BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/679793003

Cr-Commit-Position: refs/heads/master@{#24904}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24904 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 12:40:13 +00:00
erikcorry@chromium.org
716648065a Revert 'Introduce phantom weak handles in the API and use them internally for debug info' 
Revert of https://codereview.chromium.org/649563006/ due to layout test
failures.
BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/677403002

Cr-Commit-Position: refs/heads/master@{#24901}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24901 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 12:03:39 +00:00
verwaest@chromium.org
d83acdf9a0 Revert "Limit the number of transitions allowed per hidden class." Due to crashes in ClearMapTransitions 
BUG=
R=ishell@chromium.org

Review URL: https://codereview.chromium.org/661583004

Cr-Commit-Position: refs/heads/master@{#24900}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24900 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 11:58:18 +00:00
erikcorry@chromium.org
891e289d0f Introduce phantom weak handles in the API and use them internally for debug info 
R=jochen@chromium.org, ulan@chromium.org
BUG=

Review URL: https://codereview.chromium.org/649563006

Cr-Commit-Position: refs/heads/master@{#24899}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24899 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-10-27 11:05:11 +00:00