Map::MigrateToMap() now supports fast case (transition from a map that has run out of property space).

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/347413002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21942 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

[Re-retry of r21696 and r21739]

If the embedder chooses, the 'natives' (library sources) and the
precompiled startup blob can be written to files during the build
process and handed over to V8 at startup. The main purpose would be
to reduce the size of the compiled binary for space constrained
platforms.

The build-time option is off by default. Nothing should change if
it's not enabled.

BUG=
R=jochen@chromium.org

Review URL: https://codereview.chromium.org/334913004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21941 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/349203002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21940 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

1) symbolic names for the register (like, edx == receiver)
2) can return an array of registers
3) defines ordering when passed on the stack

Code that implements or uses the IC should use this RegisterSpec instead of "knowing" what the registers are. Or at least have the RegisterSpec to validate it's assumptions.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/340363002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21939 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Only disable runtime check for sse2 if __SSE2__ is not defined. This
is required for the x87 port

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

Review URL: https://codereview.chromium.org/331803006

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21938 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=368580
LOG=Y
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/339663007

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21937 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=jkummerow@chromium.org
BUG=387627
LOG=N

Review URL: https://codereview.chromium.org/345463005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21936 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Simplify the compile time feature detection on Arm:
 - Define CAN_USE_XXX definitions unconditionally for all target/host
   toolchain combinations
 - Rename arm_test / ARM_TEST to arm_test_noprob / ARM_TEST_NO_FEATURE_PROBE
 - Don't set ARM_TEST_NO_FEATURE_PROBE implicitly on the simulator to make
   make simulator / native more consistent
 - Unify CpuFeatures::PrintTarget for simulator and native builds
 - Remove unecessary CAN_USE_VFP_INSTRUCTIONS definition for android (this is
   the default for arm_fpu=default)
 - Add a CpuFeatures::Probe() before calling CpuFeatures::PrintFeatures() in PrintHelp
    to ensure we have probed features before printing them.

BUG=384474
LOG=N
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/340373002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21935 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Special case the ConstantPoolArray in MarkCompactCollector::MigrateObject since it could contain
integer value entires which look like tagged pointers.

R=hpayer@chromium.org, mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/304223002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21934 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=jochen@chromium.org
BUG=385349
LOG=Y

Review URL: https://codereview.chromium.org/332923003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21933 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

A couple of cleanups to the Arm backend to enable support of extended
OOL constant pools in a following CL.

 - Remove instruction pattern extern const's and replace their use with IsXXX()
   functions.
 - Do calculation of the target address of a load from constant pool in one
   place.
 - A couple of other small cleanups.

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/317653003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21932 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=ishell@chromium.org

Review URL: https://codereview.chromium.org/346233003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21931 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/334233003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21930 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
TBR=dcarney@chromium.org

Review URL: https://codereview.chromium.org/349923005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21929 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This reverts r21927.

Reason: broke the build.

BUG=
TBR=jochen@chromium.org, bmeurer@chromium.org

Review URL: https://codereview.chromium.org/347423002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21928 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Only disable runtime check for sse2 if __SSE2__ is not defined. This
is required for the x87 port

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

Review URL: https://codereview.chromium.org/350693005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21927 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=dcarney@chromium.org
BUG=

Review URL: https://codereview.chromium.org/350683003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21926 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This lets embedders track certain features of v8 and the number of times
they are used

BUG=none
R=svenpanne@chromium.org, marja@chromium.org
LOG=y

Review URL: https://codereview.chromium.org/346233002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21925 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Currently the literal pool implemetation is inherited from the arm 32-bit port
and it shares the same limitations: 4k of range and 1000 entries max. In arm64
the load literal has a 1MB range giving us more flexibility.

Immutable entries are now shared.

BUG=
R=rmcilroy@chromium.org

Review URL: https://codereview.chromium.org/338523005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21924 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

port r21908.

original commit message:

BUG=
R=weiliang.lin@intel.com

Review URL: https://codereview.chromium.org/349183002

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

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21923 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Remove specialized access checks and overwrites altogether. They are already handled by GetOwnPropertyAttributes (and GetPropertyAttributesWithFailedAccessChecks)

BUG=
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/331693006

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21922 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Don't inline GetPrototype() to avoid code duplication

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

Review URL: https://codereview.chromium.org/331313010

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21921 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=380092
LOG=N
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/335063005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21920 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/334243003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21919 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/332863003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21918 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/339553002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21917 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/347073003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21916 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/345523002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21915 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This reverts r21909.

Reason: breaks NaCL build.

BUG=
TBR=jochen@chromium.org

Review URL: https://codereview.chromium.org/346223004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21914 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

I don't know if there are any v8 bots with that configuration, but it seems
like a good idea to have v8 be consistent with chromium and nacl here, so that
this works fine if such a bot is ever set up.

This is similar to https://codereview.chromium.org/342493002/ , but with a
detect_v8_host_arch.py script that handles the additional machine types that
standalone.gypi used to handle.

BUG=368384 possibly?
LOG=Y
R=jochen@chromium.org

Review URL: https://codereview.chromium.org/346643002

Patch from Nico Weber <thakis@chromium.org>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21909 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/332673002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21908 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This is a cutdown version of https://codereview.chromium.org/346473002/, which aimed to fix f.call and f.apply. Optimized f.call was removed by r21887, this is what was left.

BUG=386034
LOG=N
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/348623002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21907 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix big-endian ordering of InstanceType and BitField by always loading
the pair as a 16-bit value, even in the API accessor. Clean up some
assertions.

R=danno@chromium.org, mtbrandy@gmail.com

Review URL: https://codereview.chromium.org/334403003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21906 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r21895 (210f7aa)

BUG=368580
LOG=Y
R=jkummerow@chromium.org, palfia@homejinni.com

Review URL: https://codereview.chromium.org/349703002

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

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21905 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r21897 (1b152ae)

Fix MIPS implementation of READ_DOUBLE_FIELD() to use const parameter.

Original commit message:
Getting closer to making our IsFOO and FOO::cast methods
const-correct...

BUG=
R=gergely@homejinni.com, jkummerow@chromium.org

Review URL: https://codereview.chromium.org/344203005

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

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21904 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=chromium:387031
LOG=y
R=danno@chromium.org

Review URL: https://codereview.chromium.org/342333002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21903 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Bug found by Andrew Paprocki <andrew@ishiboo.com>.

R=mstarzinger@chromium.org, yangguo@chromium.org

Review URL: https://codereview.chromium.org/345533002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21902 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This ports crrev.com/278081 and crrev.com/271506 to V8.

R=glider@chromium.org, svenpanne@chromium.org

Review URL: https://codereview.chromium.org/342323002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21901 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Many parsing tests need to pin a certain flag, and apart from the pinned flag,
we want to keep the "test with all combinations" behavior for the non-pinned
flags.

R=ulan@chromium.org
BUG=

Review URL: https://codereview.chromium.org/349603004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21900 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Avoid generating duplicate vmla instructions for vmul/vadd sequences where the
vmul has more than one use.

For example: function f(a, b, c) { return (a * b) + c + (a * b); }

Previously, this would produce a vmul for the subexpression (a * b), then vmla
for (a * b) + c, then vmla for (a * b) + [(a * b) + c].

Now it produces vmul, vadd, vadd, as expected.

BUG=
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/323423003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21899 ce2b1a6d-e550-0410-aec6-3dcde31c8c00