Use mutable heapnumbers to store doubles in fields.

R=danno@chromium.org

Review URL: https://chromiumcodereview.appspot.com/14850006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14597 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix environment in HOptimizedGraphBuilder::VisitCountOperation. Follow-up for r14584.

R=danno@chromium.org
BUG=v8:2671
TEST=mjsunit/regress/regress-2671-1.js

Review URL: https://chromiumcodereview.appspot.com/14972009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14596 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Support merging with distinct attributes.

R=danno@chromium.org

Review URL: https://chromiumcodereview.appspot.com/14756012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14595 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Always generalize all representations when no transition is inserted.

R=danno@chromium.org

Review URL: https://chromiumcodereview.appspot.com/14696016

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14594 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Turn off tracking of fields for the roll.
Revert polymorphic stores suspect of crashes.

Revert "Turn on tracking of fields."
Revert "Turn polymorphic stores monomorphic if store sequence matches."
Revert "Fix polymorphic store."

R=danno@chromium.org

Review URL: https://chromiumcodereview.appspot.com/14812010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14593 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Consistently start (almost) all AstPrinter::VisitFoo functions with IndentedScope.

This makes IndentedScope the single point where we can print additional info in
the future, like e.g. AST IDs (at least when the TODOs are fixed). Minor other
cleanups.

R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/15060005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14592 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Refactoring only: Removed unused argument from IndentedScope constructor.

R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/14864008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14591 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix polymorphic store.

Review URL: https://chromiumcodereview.appspot.com/14696011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14590 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Turn polymorphic stores monomorphic if store sequence matches.

Review URL: https://chromiumcodereview.appspot.com/14796012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14589 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Turn off optimize-constructed-arrays flag to investigate ARM perf issue

BUG=
R=danno@chromium.org

Review URL: https://codereview.chromium.org/14753007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14588 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Bias commutative single-use register inputs and support lea adds

This improves register allocation for many common add and multiply patterns on ia32 and x64 by reducing register pressure.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/14856015

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14587 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Generators save and restore stack handlers

This CL adds machinery to unwind stack handlers from the stack and store
them into a generator's operand array.  It also includes routines to
reinstate them.  Together this allows generators to yield within
try/catch and try/finally blocks.

BUG=v8:2355
R=mstarzinger@chromium.org
TEST=mjsunit/harmony/generators-iteration

Review URL: https://codereview.chromium.org/14031028

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14586 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

fix nosnapshot test failure in 14793004, do not deprecate function

BUG=
TBR=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/14947005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14585 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Do not change environment between simulate and scope with no observable side-effects in HandlePropertyAssignment.

LChunkBuilder reconstructs the environment by applying simulates. A scope with no observable side-effects has no simulates. If the scope deoptimizes, then LChunkBuilder would miss the changes to the environment between the last simulate and the scope.

R=danno@chromium.org
BUG=v8:2671
TEST=mjsunit/regress/regress-2671.js

Review URL: https://chromiumcodereview.appspot.com/14793009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14584 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

MIPS: Becuase of cross-context calls, hydrogen-based Array constructor needs to ensure the array constructor pointer passed in matches that of the current context.

Port r14581 (32067c11)

BUG=

Review URL: https://codereview.chromium.org/14761004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14583 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

MIPS: Generators return boxed values

Port r14563 (6d01adb8)

Original commit message:
Generators now box their return values in object literals of the form

  { value: VAL, done: DONE }

where DONE is false for yield expressions, and true for return
statements.

BUG=

Review URL: https://codereview.chromium.org/15009008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14582 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Becuase of cross-context calls, hydrogen-based Array constructor needs to ensure
the array constructor pointer passed in matches that of the current context.

BUG=
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/14846017

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14581 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Revert "deprecate Context::New which returns Persistent"

This reverts r14573 because of test failures in no-snapshot mode in the
cctest/test-debug/ScriptCollectedEventContext test case.

TBR=dcarney@chromium.org,svenpanne@chromium.org
TEST=cctest/test-debug/ScriptCollectedEventContext

Review URL: https://codereview.chromium.org/15038002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14578 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Disable code flushing for native SharedFunctionInfo.

R=hpayer@google.com
TEST=cctest/test-api/Threading4

Review URL: https://codereview.chromium.org/15018012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14577 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Implement TypedArray.set function.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14581005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14576 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Update mjsunit tests to be complaian with ES6 implementation of typed arrays

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14580012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14575 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Disable flaky CPU profiler test case.

R=svenpanne@chromium.org
BUG=v8:2628
TEST=cctest/test-cpu-profiler/CollectCpuProfile

Review URL: https://codereview.chromium.org/14767021

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14574 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

deprecate Context::New which returns Persistent

BUG=
TBR=marja@chromium.org

Review URL: https://codereview.chromium.org/14793004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14573 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Prevent grokdump from crying about invalid input.

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/14660012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14572 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Free up 11 bits in fast-mode PropertyDetails by removing the enumeration-index.

The descriptors are nowadays ordered in order of addition, so that info was
duplicated.

Review URL: https://chromiumcodereview.appspot.com/14622005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14571 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Add Persistent<T>::Reset which disposes the handle and redirects it to point to another object.

BUG=
R=dcarney@chromium.org, svenpanne@chromium.org

Review URL: https://codereview.chromium.org/14788013

Patch from Marja Hölttä <marja@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14570 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Object.observe: disable freezing changeRecords until it can be made fast

R=rossberg,adamk
BUG=

Review URL: https://codereview.chromium.org/15017003

Patch from Rafael Weinstein <rafaelw@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14569 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix braindead Handle::is_identical_to

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/14660008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14568 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fast-forward version number on bleeding_edge. Now working on version 3.19.0.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/14580009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14567 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

add weakcallback without persistent copying

R=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/14908004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14566 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix polymorphic to monomorphic load to take representation into account.

Review URL: https://chromiumcodereview.appspot.com/14966005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14565 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Perform incremental marking step after free-list allocation and clean-up incremental marking start condition.

BUG=

Review URL: https://codereview.chromium.org/14634007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14564 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Generators return boxed values

Generators now box their return values in object literals of the form

  { value: VAL, done: DONE }

where DONE is false for yield expressions, and true for return
statements.

BUG=v8:2355
TEST=mjsunit/harmony/generators-iteration
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/13870007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14563 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

remove use of WriteAscii for vtune

R=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/14900003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14562 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Added an extra flag that enables only ArrayBuffer.

This makes Blink experimentation easier.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14884012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14560 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix incremental marking speed accelleration and start incremental marking when old space is almost full when pretenuring objects.

BUG=

Review URL: https://codereview.chromium.org/14714004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14559 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Revert fix incremental marking speed accelleration and start incremental marking when old space is almost full when pretenuring objects.

BUG=

Review URL: https://codereview.chromium.org/14988004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14558 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix incremental marking speed accelleration and start incremental marking when old space is almost full when pretenuring objects.

BUG=

Review URL: https://codereview.chromium.org/14649014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14555 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Make v8 compilable without V8_USE_UNSAFE_HANDLES.

Without this modification, we get this error: "dereferencing type-punned pointer
will break strict-aliasing rules" (GCC strict aliasing).

Also included small CcTest sanity fixes: isolate() cannot return anything else
than default_isolate().

BUG=
TBR=dcarney@chromium.org

Review URL: https://codereview.chromium.org/14894006

Patch from Marja Hölttä <marja@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14554 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Parallel compilation fix: the optimizer thread shouldn't change the allow allocation state on AssertNoAllocation scopes.

BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/14796014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14551 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix occasional crash when lithium goes out of vregs.

BUG=
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/14850013

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14550 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

MIPS: Pretenure ASCII cons string in high promotion mode.

Port r14540 (c6093a6e)

BUG=

Review URL: https://codereview.chromium.org/14678006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14549 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

MIPS: Before comparing input with a constant smi in GenerateRecordCallTarget(), make sure the input register is actually a smi.

Port r14547 (a2e764c7)

BUG=

Review URL: https://codereview.chromium.org/14597006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14548 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Before comparing input with a constant smi in GenerateRecordCallTarget(), make sure the input register is actually a smi.

BUG=

Review URL: https://codereview.chromium.org/14803005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14547 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Cache first hint operand while building live ranges.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/14771015

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14546 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Don't double unlink in DCE.

Review URL: https://chromiumcodereview.appspot.com/14914004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14545 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

toString() on generator functions prints with function*

This CL adds a %FunctionIsGenerator runtime function, and uses it in the
function toString() implementation.

R=mstarzinger@chromium.org
BUG=v8:2355
TEST=mjsunit/harmony/generators-runtime

Review URL: https://codereview.chromium.org/14912002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14544 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Remove obsolete LiveRange::FirstPosWithHint helper.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/14650016

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14543 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Remove HLoadElements instruction and replace with use of more general HLoadNamedField. This removes the need for both the hydrogen and lithium instructions and allows both kinds of loads to be GVN'd.

Review URL: https://codereview.chromium.org/14556020

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14542 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Turn on tracking of fields.

Review URL: https://chromiumcodereview.appspot.com/14771014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14541 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Pretenure ASCII cons string in high promotion mode.

BUG=

Review URL: https://codereview.chromium.org/14451003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14540 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

d8 shell fix for r14530

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/14907004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14539 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Add type checks to typed array property getters.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14650014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14538 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Implement TypedArray.subarray method.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14740017

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14537 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Remove 'unanimous use observations' rule from Phi representation inference

Review URL: https://codereview.chromium.org/14840014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14536 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Overwrite the handler using Set.
InsertAt apparently inserts by moving the other elements... that does not work.

Review URL: https://chromiumcodereview.appspot.com/14566007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14535 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Use first position in LAllocator ordering heuristic.

This changes the tiebreaker for LAllocator's ordering heuristic of
live ranges to use the first use position instead of the first hinted
use position. Searching for the first hinted position introduces
unnecessary overhead.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/14855010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14534 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

deprecate WriteAscii and MayContainNonAscii

R=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/14638003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14533 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

build fix for 14530

TBR=svenpanne@chromium.org
BUG=
TEST=

Review URL: https://codereview.chromium.org/14881002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14532 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

expose AssertNoAllocation to api

R=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/14625003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14531 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

first step to remove unsafe handles

R=svenpanne@chromium.org
BUG=

Review URL: https://codereview.chromium.org/12729023

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14530 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

MIPS: Turn the load field code stub into a hydrogen code stub.

Port r14526 (7c581932)

BUG=

Review URL: https://codereview.chromium.org/14855008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14529 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Use worklist to find out Phis that could not be truncated to int32

Review URL: https://codereview.chromium.org/13950013

Patch from Haitao Feng <haitao.feng@intel.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14528 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix typo in cctest.status

Review URL: https://codereview.chromium.org/14854011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14527 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Turn the load field code stub into a hydrogen code stub.

Review URL: https://chromiumcodereview.appspot.com/14847004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14526 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Detect truncating Phi uses of Phis with constant inputs

Review URL: https://codereview.chromium.org/14260013

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14525 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Cleanup IC heuristics.

Review URL: https://chromiumcodereview.appspot.com/14611006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14524 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Adding fast path for generalizing maps.

Review URL: https://chromiumcodereview.appspot.com/14629005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14523 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Update deprecated maps before generating optimized code.

Review URL: https://chromiumcodereview.appspot.com/14847008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14522 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Always tag number candidate as smi if it does not come from load-keyed.

Review URL: https://chromiumcodereview.appspot.com/14556007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14521 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Allow pathological zero-length typed arrays.

R=rossberg@chromium.org
BUG=

Review URL: https://codereview.chromium.org/14857002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14520 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Range checking bug in typed array constructor.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14850011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14519 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

More typed array constructors.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14845012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14518 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Implementation of Uint8ClampedArray.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14657003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14517 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Bump virtual register width in LUnallocated.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/14589008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14516 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Allow more virtual registers to be encoded in LUnallocated.

This is a preparation which allows us to bump the virtual register width
from 15 to 18 bit without sacrificing width for other fields inside an
unallocated lithium operand.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/14639008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14513 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

MIPS: Fix mjsunit/harmony/generators-iteration test failure.

BUG=

Review URL: https://codereview.chromium.org/14695004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14512 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

MIPS: Allow setting debugger breakpoints on CompareNilICs

Port r14487 (022d1fc3)

BUG=

Review URL: https://codereview.chromium.org/14662002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14509 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Add Value::Is* methods for typed arrays and ArrayBuffer

R=rossberg
BUG=

Committed https://code.google.com/p/v8/source/detail?r=14506

Review URL: https://codereview.chromium.org/13977018

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14508 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Revert "Fix typo"

This reverts commit r14506 (that was commited with a wrong description).

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14507 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix typo

R=rossberg@chromium.org

BUG=

Committed: https://code.google.com/p/v8/source/detail?r=14505

Review URL: https://codereview.chromium.org/13993029

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14506 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix typo

R=rossberg@chromium.org

BUG=

Review URL: https://codereview.chromium.org/13993029

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14505 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Revert "patch from issue 13993029"

This reverts commit 2d49d456dd09a8f8ffae87f777d5f10b587534e8.
Revert patch with incorrect description

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14504 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

patch from issue 13993029

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14503 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Revert "frames.h/cc cleanup"

This reverts r14496 which broke tests in debug mode:

Command: /mnt/data/b/build/slave/v8-linux-nosnap-debug/build/v8/out/Debug/cctest test-log/LogAccessorCallbacks --nobreak-on-abort --nodead-code-elimination --nofold-constants --enable-slow-asserts --debug-code --verify-heap --testing_serialization_file=/mnt/data/b/build/slave/v8-linux-nosnap-debug/build/v8/out/.serdes/serdes_LogAccessorCallbacks
=== cctest/test-log/LogCallbacks ===
--- stderr ---

TBR=jkummerow@chromium.org
BUG=None

Review URL: https://codereview.chromium.org/14651004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14502 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Prepare push to trunk.  Now working on version 3.18.6.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/14646011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14497 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

frames.h/cc cleanup

BUG=None
R=jkummerow@chromium.org, loislo@chromium.org

Review URL: https://codereview.chromium.org/14650002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14496 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Two bugfixes for hydrogen-based array constructors

CacheInitialJSArrayMaps needs to be able to pick up where it left off,
as it can now be called from a handlfied context.

Disable incremental marking for CCTest SetJitCodeEventHandler, as it allocates
during compilation.

BUG=

Review URL: https://codereview.chromium.org/14642002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14495 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Accurate function prototypes for native calls from ARM simulator.

This is a resubmit of codereview.chromium.org/13818012 with the following modifications:
- src/x64/code-stubs-x64.cc for changes specific to Win64   calling conventions.
- src/sampler.cc for Native Client support

BUG=v8:2614

Committed: https://code.google.com/p/v8/source/detail?r=14491

Review URL: https://codereview.chromium.org/14305029

Patch from Brad Chen <bradchen@google.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14494 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Revert "Accurate function prototypes for native calls from ARM simulator."

This reverts commit r14991. (one file missing)

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14493 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Revert "Flag optimize-constructed-arrays turned on."

This reverts commit r14491.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14492 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Accurate function prototypes for native calls from ARM simulator.

This is a resubmit of codereview.chromium.org/13818012 with the following modifications:
- src/x64/code-stubs-x64.cc for changes specific to Win64   calling conventions.
- src/sampler.cc for Native Client support

BUG=v8:2614

Review URL: https://codereview.chromium.org/14305029

Patch from Brad Chen <bradchen@google.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14491 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Flag optimize-constructed-arrays turned on.

This routes array construction through a hydrogen stub, and enables use of
allocation site info tracking.

BUG=

Review URL: https://codereview.chromium.org/14616010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14490 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Make UsePosition::hint immutable.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/14524008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14489 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix HConstant::InNewSpace() for parallel compilation.

R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/13977019

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14488 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Allow setting debugger breakpoints on CompareNilICs

BUG=v8:2660
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/14106011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14487 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TypedArray(length) constructor

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/14460008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14486 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix bug in CompareNil IC

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/13863022

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14483 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix GCMole after r14476

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/13945026

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14482 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix beyond-heap load on x64 Crankshafted StringCharFromCode

BUG=chromium:235311
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/14387008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14481 ce2b1a6d-e550-0410-aec6-3dcde31c8c00