Due to mirror-object test failure (although I'm pretty sure I was framed)

R=mstarzinger@chromium.org
TBR=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/328333002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21812 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/330023002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21811 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

All places that use OS::Allocate either CHECK() that the result is non-NULL,
or use a reasonable fallback if they can't mmap memory.

BUG=none
R=mstarzinger@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/326323002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21810 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=mstarzinger@chromium.org

BUG=

Review URL: https://codereview.chromium.org/333503005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21809 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/324403008

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21808 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=danno@chromium.org

BUG=chromium:381910

Review URL: https://codereview.chromium.org/336483002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21807 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Sign extend the dehoisted key at the definition point for x64 port only; for x32 port, we need to sign extend the dehoisted key at the use points.

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/328553005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21806 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Blink needs v8::Promise::Then to implement ScriptPromise::then.
Blink-side CL: https://codereview.chromium.org/316453002

BUG=371288
LOG=Y
R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/314553002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21805 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

About a 32% boost.

Before - 5:31

Richards: 84.5
DeltaBlue: 128
Crypto: 65.3
RayTrace: 203
EarleyBoyer: 149
RegExp: 23.4
Splay: 121
NavierStokes: 98.9
----
Score (version 7): 93.8

After - 4:10

Richards: 107
DeltaBlue: 175
Crypto: 93.9
RayTrace: 258
EarleyBoyer: 186
RegExp: 32.7
Splay: 165
NavierStokes: 124
----
Score (version 7): 124

R=jacob.bramley@arm.com, svenpanne@chromium.org

Committed: https://code.google.com/p/v8/source/detail?r=21448

Review URL: https://codereview.chromium.org/213943002

Patch from Fritz Koenig <frkoenig@google.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21804 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This CL tickled an unrelated arm64 bug which was is fixed separately.

The MIPS port (originally landed 21784) is also included.

TBR=verwaest@chromium.org

Review URL: https://codereview.chromium.org/331633002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21803 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/314673002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21802 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=haitao.feng@intel.com

Review URL: https://codereview.chromium.org/325343003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21801 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/335473003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21800 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/334573003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21799 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/330593003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21798 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=arv@chromium.org, rossberg@chromium.org
BUG=

Review URL: https://codereview.chromium.org/328093002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21797 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This reverts commit r21784 as the original CL also got reverted.

BUG=
TBR=danno@chromium.org

Review URL: https://codereview.chromium.org/329973002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21794 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=verwaest@chromium.org

BUG=

Review URL: https://codereview.chromium.org/294073002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21793 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Due to lingering arm64 failures in Test262

TBR=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/332663003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21790 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:3387
LOG=y
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/329963002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21789 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=none
R=marja@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/323303002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21788 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=danno@chromium.org

Review URL: https://codereview.chromium.org/323413002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21785 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r21781 (4869c528)

BUG=
R=plind44@gmail.com

Review URL: https://codereview.chromium.org/327373002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21784 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
TBR=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/330573002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21783 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
TBR=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/330563002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21782 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/57123002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21781 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r21769 (52e191b)

Original commit message:
Avoid right shifts by zero bits: On ARM it actually means shifting by
32 bits (correctness issue) and on other platforms they are useless
(performance issue). This is fix for the fix in r20544.

BUG=v8:3259
LOG=y
R=plind44@gmail.com

Review URL: https://codereview.chromium.org/322403006

Patch from Balazs Kilvady <kilvadyb@homejinni.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21780 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Also delete dead cpu-features-implied-by-platform code.

BUG=none
R=jkummerow@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/326333002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21779 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=ishell@chromium.org

Review URL: https://codereview.chromium.org/324383005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21778 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r21776 (10a4872)

Original commit message:
Due to arm64 and GCMole failures

BUG=
R=plind44@gmail.com

Review URL: https://codereview.chromium.org/329723007

Patch from Balazs Kilvady <kilvadyb@homejinni.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21777 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Due to arm64 and GCMole failures

TBR=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/329253003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21776 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r21774 (f0462b8)

BUG=
R=plind44@gmail.com

Review URL: https://codereview.chromium.org/328173002

Patch from Balazs Kilvady <kilvadyb@homejinni.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21775 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/57123002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21774 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r21756 (3d58e58)

Original commit message:
The optimizations are unnecessary since the maximum
string length they operate on is currently 12.

BUG=352155
LOG=N
R=plind44@gmail.com

Review URL: https://codereview.chromium.org/326413002

Patch from Balazs Kilvady <kilvadyb@homejinni.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21773 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

port r21756.

original commit message:
  The optimizations are unnecessary since the maximum
  string length they operate on is currently 12.

R=yangguo@chromium.org, bmeurer@chromium.org
  BUG=352155
  LOG=N

Review URL: https://codereview.chromium.org/326353002

Patch from Chunyang Dai <chunyang.dai@intel.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21772 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/329153002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21771 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

LiveEdit maybe disabled when we enter the break and again when we
leave it, but enabled in between.

TEST=https://codereview.chromium.org/329533002
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/325183003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21770 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Avoid right shifts by zero bits: On ARM it actually means shifting by
32 bits (correctness issue) and on other platforms they are useless
(performance issue). This is fix for the fix in r20544.

BUG=v8:3259
LOG=y
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/324403003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21769 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
TBR=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/324373002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21768 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=ishell@chromium.org

Review URL: https://codereview.chromium.org/314953006

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21767 ce2b1a6d-e550-0410-aec6-3dcde31c8c00