Only allow changing hole to nan if all uses allow undefined as nan.

R=danno@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22152003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16183 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r16172 (cc2b6204)

BUG=

Review URL: https://codereview.chromium.org/23110002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16182 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:2836
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/22629011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16180 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22982005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16179 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/23073003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16176 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=danno@chromium.org
BUG=

Review URL: https://codereview.chromium.org/23036004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16175 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=jkummerow@chromium.org
BUG=269679

Review URL: https://codereview.chromium.org/23075003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16174 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

The runtime call can cause a GC, so the instruction must have proper flags set.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22980003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16173 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=ulan@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22854011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16172 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=mstarzinger@chromium.org,dcarney@chromium.org
BUG=v8:2745

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16171 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=vegorov@chromium.org

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16170 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=none
R=vegorov@chromium.org, vegorov@google.com

Review URL: https://codereview.chromium.org/23011004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16167 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=danno@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22982003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16166 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/22853004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16165 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r16147 (1ced433a)

BUG=

Review URL: https://codereview.chromium.org/22956002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16164 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:2827
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/22863002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16154 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r16133 (dce32514)

BUG=

Review URL: https://codereview.chromium.org/22255005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16151 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/22807003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16150 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:2815
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22806002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16149 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=prybin@chromium.org
BUG=

Review URL: https://codereview.chromium.org/22822002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16148 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=verwaest@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22623008

Patch from Weiliang Lin <weiliang.lin2@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16147 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=mstarzinger@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22803002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16146 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

That test relies on certain optimization/deoptimization points and is therefore not useful for the deopt fuzzer.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22475011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16145 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=none
R=dcarney@chromium.org,mstarzinger@chromium.org

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16144 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=titzer@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22555004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16139 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This reverts commit r16137 for breaking tests on Windows.

TBR=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22710007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16138 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

The primary reason for this change is to bake these guys into the
snapshot.

Flag definitions (--harmony-typed-arrays, --harmony-array-buffer) are
still there so that Blink does not complain, but they are noop and
default to true.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22390008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16137 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=danno@chromium.org
BUG=v8:2815

Review URL: https://codereview.chromium.org/22589005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16136 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

All phis that do not represent local variables or values on the operand
stack are not allowed to carry a merge index, as the replay of the
HEnvironment during LChunkBuilder time might get out of sync due to
colliding indexes.

R=danno@chromium.org
BUG=v8:2815

Review URL: https://codereview.chromium.org/22494003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16135 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=None
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/22404007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16134 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=ulan@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22213002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16133 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=danno@chromium.org

Review URL: https://codereview.chromium.org/22670004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16132 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/22339018

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16131 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=svenpanne@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22732006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16130 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Replace MathFloor/Round by HChange if the input representation does not match the output representation

R=svenpanne@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22398009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16129 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=chromium:270268
R=svenpanne@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22623007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16128 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:2830
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/22549003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16127 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:2745
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22671002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16126 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/22327008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16125 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/21705003

Patch from Ben Noordhuis <info@bnoordhuis.nl>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16122 ce2b1a6d-e550-0410-aec6-3dcde31c8c00