platform/upstream/v8.git
12 years agoRevert r9596 due to page-cycler regressions.
mstarzinger@chromium.org [Fri, 4 Nov 2011 13:05:16 +0000 (13:05 +0000)]
Revert r9596 due to page-cycler regressions.

R=vegorov@chromium.org

Review URL: http://codereview.chromium.org/8463006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9883 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix Array.{splice,slice} to set proper ElementsKind of result
jkummerow@chromium.org [Fri, 4 Nov 2011 12:47:58 +0000 (12:47 +0000)]
Fix Array.{splice,slice} to set proper ElementsKind of result

TEST=mjsunit/elements-kind.js

Review URL: http://codereview.chromium.org/8430036

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9882 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix JSObject::EnsureCanContainElements to correctly iterate over Arguments
jkummerow@chromium.org [Fri, 4 Nov 2011 12:31:44 +0000 (12:31 +0000)]
Fix JSObject::EnsureCanContainElements to correctly iterate over Arguments

TEST=mjsunit/elements-kind.js

Review URL: http://codereview.chromium.org/8437094

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9881 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix Runtime_ArrayConcat to handle FAST_DOUBLE_ELEMENTS
jkummerow@chromium.org [Fri, 4 Nov 2011 12:19:35 +0000 (12:19 +0000)]
Fix Runtime_ArrayConcat to handle FAST_DOUBLE_ELEMENTS

TEST=mjsunit/elements-kind.js; stanford-crypto-sha256-iterative in debug mode

Review URL: http://codereview.chromium.org/8334028

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9880 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAdding assertions to fast elements conversion.
yangguo@chromium.org [Thu, 3 Nov 2011 16:24:24 +0000 (16:24 +0000)]
Adding assertions to fast elements conversion.

Review URL: http://codereview.chromium.org/8437092

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9875 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoClean up Scope::CollectUsedVariables.
keuchel@chromium.org [Thu, 3 Nov 2011 14:50:19 +0000 (14:50 +0000)]
Clean up Scope::CollectUsedVariables.

Review URL: http://codereview.chromium.org/8438071

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9874 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix Harmony sets and maps to allow undefined as keys.
mstarzinger@chromium.org [Thu, 3 Nov 2011 14:33:58 +0000 (14:33 +0000)]
Fix Harmony sets and maps to allow undefined as keys.

This uses a global sentinel as a replacement for undefined keys, which
are not supported internally but required for Harmony sets and maps.

R=rossberg@chromium.org
BUG=v8:1622
TEST=mjsunit/harmony/collections

Review URL: http://codereview.chromium.org/8439069

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9873 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoTune context allocation for variables accessed from inner scopes.
keuchel@chromium.org [Thu, 3 Nov 2011 14:33:46 +0000 (14:33 +0000)]
Tune context allocation for variables accessed from inner scopes.

After introduction of with scopes we have enough static information to omit
context allocation in the case that a variable is accessed from a nested block
or catch scope of the same function. Only variables accessed from the inside of
a nested function or with scope are forced to be allocated in the context.

This essentially reverts
http://code.google.com/p/v8/source/detail?r=9281 .
which in turn reverted an earlier change.

Review URL: http://codereview.chromium.org/8431001

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9872 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix Harmony sets and maps to allow null as key.
mstarzinger@chromium.org [Thu, 3 Nov 2011 14:17:05 +0000 (14:17 +0000)]
Fix Harmony sets and maps to allow null as key.

This changes the internal convention for marking deleted entries in hash
tables from null_value to the_hole_value, which is consistent with other
usages of the_hole.

R=rossberg@chromium.org,kmillikin@chromium.org
BUG=v8:1622
TEST=mjsunit/harmony/collections

Review URL: http://codereview.chromium.org/8343056

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9871 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove some initialization checks based on source positions.
keuchel@chromium.org [Thu, 3 Nov 2011 12:05:48 +0000 (12:05 +0000)]
Remove some initialization checks based on source positions.

This depends on
http://codereview.chromium.org/8352039 and
http://codereview.chromium.org/8423005 .

Review URL: http://codereview.chromium.org/8422010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9870 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove some unnecessary binding initialization checks.
keuchel@chromium.org [Thu, 3 Nov 2011 11:59:51 +0000 (11:59 +0000)]
Remove some unnecessary binding initialization checks.

This depends on http://codereview.chromium.org/8352039/ .

Review URL: http://codereview.chromium.org/8423005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9869 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoCleanup ScopeInfo and SerializedScopeInfo.
keuchel@chromium.org [Thu, 3 Nov 2011 10:36:55 +0000 (10:36 +0000)]
Cleanup ScopeInfo and SerializedScopeInfo.

Both classes have been merged into a single ScopeInfo
class that implements the functionality from both.

This CL does not adapt the broken gdb-jit interface.

Review URL: http://codereview.chromium.org/8352039

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9868 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix gcc-4.6 warnings.
keuchel@chromium.org [Thu, 3 Nov 2011 08:59:01 +0000 (08:59 +0000)]
Fix gcc-4.6 warnings.

BUG=v8:1806

Review URL: http://codereview.chromium.org/8386072

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9867 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: Add and use ElementsKind side effect
kmillikin@chromium.org [Thu, 3 Nov 2011 08:58:37 +0000 (08:58 +0000)]
MIPS: Add and use ElementsKind side effect

Port r9847 (fc7590).

Original commit message:

Also partition side effects into observable and not observable, with only observable requiring Simulates and non-observable changes able to participate in GVN and code hoisting.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8387044
Patch from Gergely Kis <gergely@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9866 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: Remove the forward-bailout stack from the non-optimizing compiler.
kmillikin@chromium.org [Thu, 3 Nov 2011 08:57:56 +0000 (08:57 +0000)]
MIPS: Remove the forward-bailout stack from the non-optimizing compiler.

Port r9863 (0996dc77)

Original commit message:
This was pretty heavyweight.  It was kept in just for a few corner cases
that assumed it was there.  We can work around them by making sure that the
expression in a reified test context is always really the expression that
was visited in that context; and by inspecting the context manually and
consing up a pair of extra AST IDs for the unusual case of unary not in a
value AST context.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8372085
Patch from Gergely Kis <gergely@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9865 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoImplement VirtualMemory on FreeBSD to fix build.
yangguo@chromium.org [Thu, 3 Nov 2011 08:33:06 +0000 (08:33 +0000)]
Implement VirtualMemory on FreeBSD to fix build.

BUG=v8:1807

Review URL: http://codereview.chromium.org/8439068
Patch from Ben Noordhuis <info@bnoordhuis.nl>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9864 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove the forward-bailout stack from the non-optimizing compiler.
kmillikin@chromium.org [Wed, 2 Nov 2011 16:53:32 +0000 (16:53 +0000)]
Remove the forward-bailout stack from the non-optimizing compiler.

This was pretty heavyweight.  It was kept in just for a few corner cases
that assumed it was there.  We can work around them by making sure that the
expression in a reified test context is always really the expression that
was visited in that context; and by inspecting the context manually and
consing up a pair of extra AST IDs for the unusual case of unary not in a
value AST context.

R=fschneider@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8386037

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9863 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix error introduced in r9431, which leads to redundant lookup when setting property...
ulan@chromium.org [Wed, 2 Nov 2011 13:04:59 +0000 (13:04 +0000)]
Fix error introduced in r9431, which leads to redundant lookup when setting property with handler.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8386030

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9862 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoEnable VFP instructions for Android.
danno@chromium.org [Wed, 2 Nov 2011 10:57:03 +0000 (10:57 +0000)]
Enable VFP instructions for Android.

R=jkummerow@chromium.org
BUG=none
TEST=none

Review URL: http://codereview.chromium.org/8437047

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9861 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMake non-templatized versions of LIR printing functions.
fschneider@chromium.org [Wed, 2 Nov 2011 08:32:40 +0000 (08:32 +0000)]
Make non-templatized versions of LIR printing functions.

This avoid duplicating the code for each template instance.

Also remove dead code from different places in our code base.

Removed some verification code from release builds.
Review URL: http://codereview.chromium.org/8387070

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9860 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: Merge IR classes for different bitwise operations AND, OR and XOR into one...
fschneider@chromium.org [Tue, 1 Nov 2011 16:13:05 +0000 (16:13 +0000)]
MIPS: Merge IR classes for different bitwise operations AND, OR and XOR into one class.

Port r9846 (4cd055a).

Original commit message:

Since we already have only one LIR class, it does not make much sense to separate them at the HIR level.

BUG=
TEST=
Review URL: http://codereview.chromium.org/8432010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9859 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove one-line helper used in two places.
fschneider@chromium.org [Tue, 1 Nov 2011 12:25:18 +0000 (12:25 +0000)]
Remove one-line helper used in two places.
Review URL: http://codereview.chromium.org/8387067

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9858 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove stack height tracking from ia32 non-optimizing code generator.
whesse@chromium.org [Tue, 1 Nov 2011 12:20:46 +0000 (12:20 +0000)]
Remove stack height tracking from ia32 non-optimizing code generator.
Review URL: http://codereview.chromium.org/8340023

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9857 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoUse placement-new for zone-allocation in the Lithium classes.
fschneider@chromium.org [Tue, 1 Nov 2011 11:49:31 +0000 (11:49 +0000)]
Use placement-new for zone-allocation in the Lithium classes.

This avoid calling Isolate::Current on each zone-allocation of
a Lithium object.
Review URL: http://codereview.chromium.org/8429001

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9856 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix bug introduced by my refactoring of bitwise HIR instructions.
fschneider@chromium.org [Tue, 1 Nov 2011 11:35:54 +0000 (11:35 +0000)]
Fix bug introduced by my refactoring of bitwise HIR instructions.

DataEquals was not overridden properly.
Review URL: http://codereview.chromium.org/8387066

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9855 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMerged Scanner and JavaScriptScanner.
lrn@chromium.org [Tue, 1 Nov 2011 07:47:15 +0000 (07:47 +0000)]
Merged Scanner and JavaScriptScanner.

JavaScriptScanner had become the only concrete subclass of Scanner, so there
was no longer a need for the distinction.

Also fixed up comments.

Review URL: http://codereview.chromium.org/8384003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9854 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoSplit incremental marking write barrier into fast and slow paths.
vegorov@chromium.org [Mon, 31 Oct 2011 20:59:28 +0000 (20:59 +0000)]
Split incremental marking write barrier into fast and slow paths.

Force inlining of the fast path.

Force inlining LiteralBuffer::AddChar and Scanner::AddLiteralChar.

R=erik.corry@gmail.com

Review URL: http://codereview.chromium.org/8431010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9853 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoConvert array index to integer when computing pause distribution for spinning-balls.
ulan@chromium.org [Mon, 31 Oct 2011 17:26:59 +0000 (17:26 +0000)]
Convert array index to integer when computing pause distribution for spinning-balls.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8430006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9852 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAllow to set a time limit for spinning-balls and output the pause distribution at...
ulan@chromium.org [Mon, 31 Oct 2011 17:05:37 +0000 (17:05 +0000)]
Allow to set a time limit for spinning-balls and output the pause distribution at the end.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8428002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9851 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix unwanted implicit conversion from bool to int.
keuchel@chromium.org [Mon, 31 Oct 2011 15:04:27 +0000 (15:04 +0000)]
Fix unwanted implicit conversion from bool to int.

We have the following signatures:
VariableProxy* Scope::NewUnresolved(Handle<String> name,
                                    int position = RelocInfo::kNoPosition);

bool Parser::inside_with() const;

Review URL: http://codereview.chromium.org/8427001

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9850 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoCreate stub and runtime function for ia32 full-codegen array literal element initiali...
danno@chromium.org [Mon, 31 Oct 2011 14:42:06 +0000 (14:42 +0000)]
Create stub and runtime function for ia32 full-codegen array literal element initialization.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/8359014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9849 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoOptimize JS date implementation for smi-only arrays
jkummerow@chromium.org [Mon, 31 Oct 2011 14:39:21 +0000 (14:39 +0000)]
Optimize JS date implementation for smi-only arrays

Review URL: http://codereview.chromium.org/8409010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9848 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAdd and use ElementsKind side effect
danno@chromium.org [Mon, 31 Oct 2011 14:15:10 +0000 (14:15 +0000)]
Add and use ElementsKind side effect

Also partition side effects into observable and not observable, with only observable requiring Simulates and non-observable changes able to participate in GVN and code hoisting.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/8380017

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9847 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMerge IR classes for different bitwise operations AND, OR and XOR into one class.
fschneider@chromium.org [Mon, 31 Oct 2011 13:06:26 +0000 (13:06 +0000)]
Merge IR classes for different bitwise operations AND, OR and XOR into one class.

Since we already have only one LIR class, it does not make much sense to separate
them at the HIR level.
Review URL: http://codereview.chromium.org/8426005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9846 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: updated atomic operations.
kmillikin@chromium.org [Mon, 31 Oct 2011 12:47:02 +0000 (12:47 +0000)]
MIPS: updated atomic operations.

Specifically:
-fixed a bug in CompareAndSwap that caused randomly occuring timeouts on MIPS boards.
-added gcc inline asm control push/pop instructions to correctly save/restore the reorder setting instead of simply assuming it should be enabled.
-reordered/optimized some instructions to utilize MIPS-specific pipelining features (branch delay slot).
-fixed improper usage of write barriers

BUG=
TEST=

Review URL: http://codereview.chromium.org/8413073
Patch from Gergely Kis <gergely@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9845 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: Handlify CompileConstructStub and the remaining CallStubCompiler functions.
kmillikin@chromium.org [Mon, 31 Oct 2011 12:36:11 +0000 (12:36 +0000)]
MIPS: Handlify CompileConstructStub and the remaining CallStubCompiler functions.

Port r9837 (38061af).
Port r9834 (95ac04).

Original commit message (r9834):
Also, handlify functions for loading with interceptors and callbacks.
Remove some unneeded code.  Rename Foreign::address() because it
confusingly shadows HeapObject::address() which does something quite
different.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8400087
Patch from Gergely Kis <gergely@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9844 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: Fixed wrong register usage in StringDictionaryLookupStub::GenerateNegativeLookup.
kmillikin@chromium.org [Mon, 31 Oct 2011 12:34:13 +0000 (12:34 +0000)]
MIPS: Fixed wrong register usage in StringDictionaryLookupStub::GenerateNegativeLookup.

This fixes a lot of test failures triggered by r9834, for example mjsunit/const-redecl.js.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8417050
Patch from Gergely Kis <gergely@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9843 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAdapt date test to be timezone independant.
mstarzinger@chromium.org [Mon, 31 Oct 2011 11:15:23 +0000 (11:15 +0000)]
Adapt date test to be timezone independant.

R=yangguo@chromium.org
BUG=v8:1792
TEST=mjsunit/date

Review URL: http://codereview.chromium.org/8423004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9842 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoEliminate some virtual function from AST classes.
fschneider@chromium.org [Mon, 31 Oct 2011 11:11:26 +0000 (11:11 +0000)]
Eliminate some virtual function from AST classes.

1. Remove unused dead functions.

2. Replace the virtual As-* type cast functions with non-virtual version
that uses node_type().

Result is around 13K reduction in binary size.
Review URL: http://codereview.chromium.org/8335006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9841 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMake eval consider anything on the form eval(args...) a potential direct cal
lrn@chromium.org [Mon, 31 Oct 2011 09:38:52 +0000 (09:38 +0000)]
Make eval consider anything on the form eval(args...) a potential direct cal

Previously we omitted all cases where the global eval property was shadowed,
even if by a variable holding the same value. ES5 requires us to treat these
as direct calls.

We still throw if calling indirect eval with a detached global object.

BUG=v8:994
TEST=mjsunit/eval.js

Review URL: http://codereview.chromium.org/8343054

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9838 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandlify CompileConstructStub. Based on 8391045.
ulan@chromium.org [Fri, 28 Oct 2011 14:08:43 +0000 (14:08 +0000)]
Handlify CompileConstructStub. Based on 8391045.

R=kmillikin@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8399032

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9837 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMark Test262 test cases for known issue 1772.
mstarzinger@chromium.org [Fri, 28 Oct 2011 13:03:55 +0000 (13:03 +0000)]
Mark Test262 test cases for known issue 1772.

R=svenpanne@chromium.org
BUG=v8:1772
TEST=test262

Review URL: http://codereview.chromium.org/8341111

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9836 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMake C++ to JS transition faster by avoiding JavaScriptFrameIterator in SaveContext.
vegorov@chromium.org [Fri, 28 Oct 2011 12:49:09 +0000 (12:49 +0000)]
Make C++ to JS transition faster by avoiding JavaScriptFrameIterator in SaveContext.

R=kmillikin@chromium.org
BUG=v8:1730

Review URL: http://codereview.chromium.org/8403037

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9835 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandlify the remaining CallStubCompiler functions.
kmillikin@chromium.org [Fri, 28 Oct 2011 12:37:29 +0000 (12:37 +0000)]
Handlify the remaining CallStubCompiler functions.

Also, handlify functions for loading with interceptors and callbacks.
Remove some unneeded code.  Rename Foreign::address() because it
confusingly shadows HeapObject::address() which does something quite
different.

R=vegorov@chromium.org,ulan@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8391045

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9834 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoForce transition to FAST_ELEMENTS on out-of-bounds KeyedLoads.
danno@chromium.org [Fri, 28 Oct 2011 10:35:38 +0000 (10:35 +0000)]
Force transition to FAST_ELEMENTS on out-of-bounds KeyedLoads.

Proactively ensure that that objects don't get FAST_DOUBLE_ELEMENTS to reduce the number of double boxing operations when generated code calls the runtime frequently to satisfy KeyedLoad requests.

Review URL: http://codereview.chromium.org/8416014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9833 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove kInvalidStrictFlag and make gcc-4.5 happy again.
keuchel@chromium.org [Fri, 28 Oct 2011 09:10:29 +0000 (09:10 +0000)]
Remove kInvalidStrictFlag and make gcc-4.5 happy again.

Review URL: http://codereview.chromium.org/8403036

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9832 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix assertSame for unit testing harness.
mstarzinger@chromium.org [Fri, 28 Oct 2011 09:09:51 +0000 (09:09 +0000)]
Fix assertSame for unit testing harness.

Using isNaN() here is bogus because it performs an implicit toNumber()
conversion, hence something like assertSame(undefined, {}) would not
throw an exception. These are not the NaNs you are looking for.

R=rossberg@chromium.org
TEST=mjsunit

Review URL: http://codereview.chromium.org/8400056

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9831 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix presubmit error.
kmillikin@chromium.org [Fri, 28 Oct 2011 08:51:08 +0000 (08:51 +0000)]
Fix presubmit error.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9830 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix error handling in Date.prototype.toISOString.
mstarzinger@chromium.org [Fri, 28 Oct 2011 08:45:04 +0000 (08:45 +0000)]
Fix error handling in Date.prototype.toISOString.

This fixes Date.prototyoe.toISOString to throw a RangeError exception
for invalid time values. It also includes a fix to removes the arbitrary
(and completely bogus) range limit on the date value during construction
of a Date object. Note that we still have bogus range limits on the year
and month values.

R=lrn@chromium.org
BUG=v8:1792
TEST=mjsunit/date,test262/15.9.5.43-0-*

Review URL: http://codereview.chromium.org/8392036

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9829 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: crankshaft implementation
kmillikin@chromium.org [Fri, 28 Oct 2011 08:14:46 +0000 (08:14 +0000)]
MIPS: crankshaft implementation

BUG=
TEST=

Review URL: http://codereview.chromium.org/7934002
Patch from Paul Lind <plind44@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9828 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: Fixing performance regression in issue 1787.
yangguo@chromium.org [Fri, 28 Oct 2011 08:03:13 +0000 (08:03 +0000)]
MIPS: Fixing performance regression in issue 1787.

Port r9812 (c1644a9d)

Note: MIPS already had the fix for this regression.
This commit only adds the extra assertions.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8343030
Patch from Gergely Kis <gergely@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9827 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPrepare push to trunk. Now working on 3.7.4.
erik.corry@gmail.com [Fri, 28 Oct 2011 07:38:27 +0000 (07:38 +0000)]
Prepare push to trunk.  Now working on 3.7.4.
Review URL: http://codereview.chromium.org/8417020

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9824 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoTemporarily disable target recording CallFunctionStub until issue 1789 is fixed.
fschneider@chromium.org [Thu, 27 Oct 2011 15:46:25 +0000 (15:46 +0000)]
Temporarily disable target recording CallFunctionStub until issue 1789 is fixed.
Review URL: http://codereview.chromium.org/8340029

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9823 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoTiny improvements on fast element conversion loops in ia32 and x64.
yangguo@chromium.org [Thu, 27 Oct 2011 14:19:22 +0000 (14:19 +0000)]
Tiny improvements on fast element conversion loops in ia32 and x64.

Review URL: http://codereview.chromium.org/8403035

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9820 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPrepare push to trunk. Now working on 3.7.3
erik.corry@gmail.com [Thu, 27 Oct 2011 14:03:32 +0000 (14:03 +0000)]
Prepare push to trunk. Now working on 3.7.3
Review URL: http://codereview.chromium.org/8407001

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9819 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoUse StrictModeFlag in preparser and preparse data.
keuchel@chromium.org [Thu, 27 Oct 2011 13:08:51 +0000 (13:08 +0000)]
Use StrictModeFlag in preparser and preparse data.

Review URL: http://codereview.chromium.org/8396040

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9818 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRevert r9805.
fschneider@chromium.org [Thu, 27 Oct 2011 12:12:53 +0000 (12:12 +0000)]
Revert r9805.

It did not fix the original problem, but instead introduced new ones.

R=vegorov@chromium.org
Review URL: http://codereview.chromium.org/8404037

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9817 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFixing dead code in empty array init.
yangguo@chromium.org [Thu, 27 Oct 2011 11:11:59 +0000 (11:11 +0000)]
Fixing dead code in empty array init.

TEST=set JSArray::kPreallocatedArrayElements to larger than 4.

Review URL: http://codereview.chromium.org/8381014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9816 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: Handlify CompileLoad and CompileStore
kmillikin@chromium.org [Thu, 27 Oct 2011 09:21:15 +0000 (09:21 +0000)]
MIPS: Handlify CompileLoad and CompileStore

Port the following 3 stub-cache commits:
r9788   (67147b7)  Handlify CompileLoadGlobal, CompileLoadElement, CompileLoadPolymorphic.
r9791   (b19c694)  Handlify simple functions of [keyed] store stub compiler.
r9803   (e0c3c89)  Handlify CompileStoreCallback, CompileStoreInterceptor.

BUG=
TEST=

Review URL: http://codereview.chromium.org/8404016
Patch from Paul Lind <plind44@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9815 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFixing performance regression in issue 1787.
yangguo@chromium.org [Thu, 27 Oct 2011 07:59:12 +0000 (07:59 +0000)]
Fixing performance regression in issue 1787.

BUG=v8:1787

Review URL: http://codereview.chromium.org/8390050

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9812 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMark Test262 test cases for known issue 1790.
mstarzinger@chromium.org [Thu, 27 Oct 2011 07:50:40 +0000 (07:50 +0000)]
Mark Test262 test cases for known issue 1790.

R=lrn@chromium.org
BUG=v8:1790
TEST=test262/15.4.4.22-9-9

Review URL: http://codereview.chromium.org/8396042

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9811 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoSkip live edit debug tests, these are flaky because in the case of osr we will get...
ricow@chromium.org [Thu, 27 Oct 2011 07:10:25 +0000 (07:10 +0000)]
Skip live edit debug tests, these are flaky because in the case of osr we will get wrong frame heights.
Review URL: http://codereview.chromium.org/8401029

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9808 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPrepare push to trunk. Now working on 3.7.2
erik.corry@gmail.com [Thu, 27 Oct 2011 05:27:38 +0000 (05:27 +0000)]
Prepare push to trunk. Now working on 3.7.2
Review URL: http://codereview.chromium.org/8390049

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9807 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: port Implement for-in loop for proxies.
yangguo@chromium.org [Wed, 26 Oct 2011 15:02:00 +0000 (15:02 +0000)]
MIPS: port Implement for-in loop for proxies.

Port r9760 (a1c4dc80)

BUG=
TEST=

Review URL: http://codereview.chromium.org/8396029
Patch from Paul Lind <plind44@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9806 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix bug in lazy deoptimization after HInvokeFunction.
fschneider@chromium.org [Wed, 26 Oct 2011 14:05:18 +0000 (14:05 +0000)]
Fix bug in lazy deoptimization after HInvokeFunction.

The full code generator expects the function expression on top
of the stack until after the all. We have to emit the call + the
corresponding simulate before dropping it in the hydrogen code.

BUG=v8:1789
Review URL: http://codereview.chromium.org/8391042

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9805 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove special-casing of calls to RegExp test and exec methods with no argument.
lrn@chromium.org [Wed, 26 Oct 2011 12:51:07 +0000 (12:51 +0000)]
Remove special-casing of calls to RegExp test and exec methods with no argument.

Matches new JSC behavior. Fix issue 75740.

BUG=75740
TEST=mjsunit/regexp-static

Review URL: http://codereview.chromium.org/6677020

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9804 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandlify CompileStoreCallback, CompileStoreInterceptor.
ulan@chromium.org [Wed, 26 Oct 2011 12:35:12 +0000 (12:35 +0000)]
Handlify CompileStoreCallback, CompileStoreInterceptor.

R=kmillikin@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8390045

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9803 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: port Refactor and clean up array allocation across platforms.
yangguo@chromium.org [Wed, 26 Oct 2011 12:35:10 +0000 (12:35 +0000)]
MIPS: port Refactor and clean up array allocation across platforms.

Port r9747 (dc33375)

BUG=
TEST=

Review URL: http://codereview.chromium.org/8395030
Patch from Paul Lind <plind44@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9802 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix identity hash code function to respect flag.
mstarzinger@chromium.org [Wed, 26 Oct 2011 12:23:40 +0000 (12:23 +0000)]
Fix identity hash code function to respect flag.

The flag passed to JSObject::GetIdentityHash() was not respected so far
and an indentity hash code was generated even when the flag requested
not to do so. This could lead to a rare corner cases (for which a test
case was added) where a GC request would have been dropped.

R=rossberg@chromium.org
TEST=cctest/test-dictionary

Review URL: http://codereview.chromium.org/8390047

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9801 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFixing issue 1788.
yangguo@chromium.org [Wed, 26 Oct 2011 11:34:11 +0000 (11:34 +0000)]
Fixing issue 1788.

BUG=v8:1788

Review URL: http://codereview.chromium.org/8396037

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9792 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandlify simple functions of [keyed] store stub compiler.
ulan@chromium.org [Wed, 26 Oct 2011 10:45:24 +0000 (10:45 +0000)]
Handlify simple functions of [keyed] store stub compiler.

Handlified functions: CompileStoreField, CompileStoreGlobal, CompileStoreElement, CompileStorePolymorphic.

Based on 8375053.

R=kmillikin@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8393003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9791 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix Error.prototype.toString to be ES5 conform.
mstarzinger@chromium.org [Wed, 26 Oct 2011 10:41:52 +0000 (10:41 +0000)]
Fix Error.prototype.toString to be ES5 conform.

R=lrn@chromium.org
TEST=test262/15.11.4.4-8-1,mjsunit/error-tostring

Review URL: http://codereview.chromium.org/8341021

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9790 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix bug in inlining call-as-function when inlining multiple levels deep.
fschneider@chromium.org [Wed, 26 Oct 2011 10:31:06 +0000 (10:31 +0000)]
Fix bug in inlining call-as-function when inlining multiple levels deep.

This change fixes a off-by-one level error when dropping the
function from the environment. The function of the outermost
environment was not dropped.

BUG=v8:1785
TEST=test/mjsunit/compiler/regress-inline-callfunctionstub.js
Review URL: http://codereview.chromium.org/8341019

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9789 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandlify CompileLoadGlobal, CompileLoadElement, CompileLoadPolymorphic.
ulan@chromium.org [Wed, 26 Oct 2011 09:58:32 +0000 (09:58 +0000)]
Handlify CompileLoadGlobal, CompileLoadElement, CompileLoadPolymorphic.

R=kmillikin@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8375053

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9788 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandle proxies in KeyedStoreIC::Store, instead of just ignoring them.
rossberg@chromium.org [Wed, 26 Oct 2011 09:31:40 +0000 (09:31 +0000)]
Handle proxies in KeyedStoreIC::Store, instead of just ignoring them.

R=mstarzinger@chromium.org
BUG=v8:1543
TEST=

Review URL: http://codereview.chromium.org/8391005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9787 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: port Moved random generator state to global context.
lrn@chromium.org [Wed, 26 Oct 2011 09:30:04 +0000 (09:30 +0000)]
MIPS: port Moved random generator state to global context.

Port r9753 (28cd67f8)

BUG=
TEST=

Review URL: http://codereview.chromium.org/8390032

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9786 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: port Handlify simple functions of [keyed] load stub compiler.
ulan@chromium.org [Wed, 26 Oct 2011 09:21:36 +0000 (09:21 +0000)]
MIPS: port Handlify simple functions of [keyed] load stub compiler.

Port r9773 (4cf7a453)

BUG=
TEST=

Review URL: http://codereview.chromium.org/8390035

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9785 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: port Replace boolean indications of strict mode by an enum value.
keuchel@chromium.org [Wed, 26 Oct 2011 08:43:33 +0000 (08:43 +0000)]
MIPS: port Replace boolean indications of strict mode by an enum value.

Port r9746 (804e4e4)

BUG=
TEST=

Review URL: http://codereview.chromium.org/8390030
Patch from Paul Lind <plind44@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9784 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: port Block scoped const variables.
keuchel@chromium.org [Wed, 26 Oct 2011 08:42:15 +0000 (08:42 +0000)]
MIPS: port Block scoped const variables.

Port r9764 (9b9689d5)

BUG=
TEST=

Review URL: http://codereview.chromium.org/8390033
Patch from Paul Lind <plind44@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9783 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMIPS: port Handlify CallStubCompiler::CompileCallField.
kmillikin@chromium.org [Wed, 26 Oct 2011 08:32:37 +0000 (08:32 +0000)]
MIPS: port Handlify CallStubCompiler::CompileCallField.

Port r9769 (db287698)

BUG=
TEST=

Review URL: http://codereview.chromium.org/8394028
Patch from Paul Lind <plind44@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9782 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoLand two MIPS changes.
fschneider@chromium.org [Wed, 26 Oct 2011 08:17:24 +0000 (08:17 +0000)]
Land two MIPS changes.

 Issue 8368021: MIPS: port Fix compilation on ARM and x64 broken by r9738
 Issue 8378001: MIPS: port Avoid static initializers in assember-arm.h.
Review URL: http://codereview.chromium.org/8341048

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9781 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMake the irregexp interpreter throw on stack overflow.
lrn@chromium.org [Wed, 26 Oct 2011 06:37:57 +0000 (06:37 +0000)]
Make the irregexp interpreter throw on stack overflow.

BUG=v8:904

Review URL: http://codereview.chromium.org/8387027

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9780 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoTemporarily skip failing test to make sure builders cycle green.
fschneider@chromium.org [Tue, 25 Oct 2011 16:11:53 +0000 (16:11 +0000)]
Temporarily skip failing test to make sure builders cycle green.

R=mstarzinger@chromium.org
Review URL: http://codereview.chromium.org/8393005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9779 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoTake loop side-effects into account when collecting side-effects on the path between...
vegorov@chromium.org [Tue, 25 Oct 2011 15:39:55 +0000 (15:39 +0000)]
Take loop side-effects into account when collecting side-effects on the path between two blocks.

R=fschneider@chromium.org
BUG=100409
TEST=test/mjsunit/regress/regress-100409.js

Review URL: http://codereview.chromium.org/8395002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9778 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoImplement Harmony sets and maps.
mstarzinger@chromium.org [Tue, 25 Oct 2011 14:14:56 +0000 (14:14 +0000)]
Implement Harmony sets and maps.

This implementation extends the internal ObjectHashTable to be able to
hold arbitrary objects (e.g. Smis, Strings, ...) as keys by applying
specialized hashing functions to primitive types. Equality of keys is
defined using the internal SameValue function.

R=rossberg@chromium.org
BUG=v8:1622
TEST=mjsunit/harmony/collections

Review URL: http://codereview.chromium.org/8372027

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9777 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoPrint out line number and extension name when compilation of an extension fails....
ricow@chromium.org [Tue, 25 Oct 2011 13:43:19 +0000 (13:43 +0000)]
Print out line number and extension name when compilation of an extension fails. This fixes issue 305.
Review URL: http://codereview.chromium.org/8332029

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9776 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoRemove superfluous assert.
erikcorry [Tue, 25 Oct 2011 13:34:52 +0000 (13:34 +0000)]
Remove superfluous assert.
Review URL: http://codereview.chromium.org/8332028

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9775 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoMove some heap verification code in under the --verify-heap flag to speed
erik.corry@gmail.com [Tue, 25 Oct 2011 13:27:46 +0000 (13:27 +0000)]
Move some heap verification code in under the --verify-heap flag to speed
up debug mode tests.
Review URL: http://codereview.chromium.org/8381040

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9774 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandlify simple functions of [keyed] load stub compiler.
ulan@chromium.org [Tue, 25 Oct 2011 12:26:07 +0000 (12:26 +0000)]
Handlify simple functions of [keyed] load stub compiler.

Handlified functions: CompileLoadNonexistent, CompileLoadField,
CompileLoadConstant, CompileLoadArrayLength, CompileLoadStringLength,
CompileLoadFunctionPrototype.

R=kmillikin@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8383033

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9773 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoSpeed up debug mode GC.
erik.corry@gmail.com [Tue, 25 Oct 2011 12:13:06 +0000 (12:13 +0000)]
Speed up debug mode GC.
Review URL: http://codereview.chromium.org/8380038

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9772 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoGet back the performance lost in context creation in 9744.
erik.corry@gmail.com [Tue, 25 Oct 2011 11:02:29 +0000 (11:02 +0000)]
Get back the performance lost in context creation in 9744.
Review URL: http://codereview.chromium.org/8332026

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9771 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix presubmit error introduced by r9767.
vegorov@chromium.org [Tue, 25 Oct 2011 09:30:52 +0000 (09:30 +0000)]
Fix presubmit error introduced by r9767.

TBR=erik.corry@gmail.com

Review URL: http://codereview.chromium.org/8383031

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9770 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoHandlify CallStubCompiler::CompileCallField.
kmillikin@chromium.org [Tue, 25 Oct 2011 09:24:49 +0000 (09:24 +0000)]
Handlify CallStubCompiler::CompileCallField.

This function relies on a number of helpers for checking prototypes and
probing dictionaries.  It is not possible to wrap these helpers to retry
after allocation failure in a safe way---the assembler has no way to undo
what it has already assembled.

These functions have all been duplicated with handle and raw versions.  The
raw versions will eventually be removed completely.

R=ulan@chromium.org,vegorov@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8332003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9769 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoCompileArrayPushCall should not use context register as a scratch.
vegorov@chromium.org [Tue, 25 Oct 2011 09:07:09 +0000 (09:07 +0000)]
CompileArrayPushCall should not use context register as a scratch.

R=kmillikin@chromium.org

Review URL: http://codereview.chromium.org/8330026

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9768 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoProvide fast-path for CHECK macro.
vegorov@chromium.org [Tue, 25 Oct 2011 09:06:07 +0000 (09:06 +0000)]
Provide fast-path for CHECK macro.

Makes debug build 20% faster.

R=erik.corry@gmail.com

Review URL: http://codereview.chromium.org/8256011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9767 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix 9763 for real.
erik.corry@gmail.com [Tue, 25 Oct 2011 08:59:03 +0000 (08:59 +0000)]
Fix 9763 for real.
Review URL: http://codereview.chromium.org/8382032

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9766 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoFix 9763 after build bot failures.
erik.corry@gmail.com [Tue, 25 Oct 2011 08:42:38 +0000 (08:42 +0000)]
Fix 9763 after build bot failures.
Review URL: http://codereview.chromium.org/8382031

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9765 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoBlock scoped const variables.
keuchel@chromium.org [Tue, 25 Oct 2011 08:33:08 +0000 (08:33 +0000)]
Block scoped const variables.

This implements block scoped 'const' declared variables in harmony mode. They
have a temporal dead zone semantics similar to 'let' bindings, i.e. accessing
uninitialized 'const' bindings in throws a ReferenceError.

As for 'let' bindings, the semantics of 'const' bindings in global scope is not
correctly implemented yet. Furthermore assignments to 'const's are silently
ignored. Another CL will introduce treatment of those assignments as early
errors.

Review URL: http://codereview.chromium.org/7992005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9764 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoGet the speed back in new context creation after it was tanked
erik.corry@gmail.com [Tue, 25 Oct 2011 08:24:06 +0000 (08:24 +0000)]
Get the speed back in new context creation after it was tanked
in 9744.
Review URL: http://codereview.chromium.org/8380035

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9763 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

12 years agoAdd missing comment from last commit.
erik.corry@gmail.com [Tue, 25 Oct 2011 08:23:56 +0000 (08:23 +0000)]
Add missing comment from last commit.
Review URL: http://codereview.chromium.org/8383003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9762 ce2b1a6d-e550-0410-aec6-3dcde31c8c00