[runtime] Ensure that all elements kind transitions are chained to the root map.

[runtime] Ensure that all elements kind transitions are chained to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
TBR=bmeurer@chromium.org

Committed: https://crrev.com/9fa206e1f4a36280672a4fb144cd7f78484b3c11
Cr-Commit-Position: refs/heads/master@{#36652}

[Igor Sheludko, 2016-05-25 11:17:24]

Patchset #1 (id:1) has been deleted

[Igor Sheludko, 2016-05-25 11:17:33]

Patchset #1 (id:20001) has been deleted

[Igor Sheludko, 2016-05-25 11:26:34]

Patchset #1 (id:40001) has been deleted

[Igor Sheludko, 2016-05-25 14:08:02]

Description was changed from

==========
[runtime] Ensure that all elements kind transitions are applied to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
==========

to

==========
[runtime] Ensure that all elements kind transitions are chained to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
==========

[Igor Sheludko, 2016-05-25 14:29:36]

Patchset #1 (id:60001) has been deleted

[Igor Sheludko, 2016-05-25 14:29:41]

Patchset #1 (id:80001) has been deleted

[Igor Sheludko, 2016-05-25 14:29:46]

The CQ bit was checked by ishell@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-05-25 14:29:52]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2015513002/100001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2015513002/100001

[Igor Sheludko, 2016-05-25 14:30:31]

ishell@chromium.org changed reviewers:
+ verwaest@chromium.org

[Igor Sheludko, 2016-05-25 14:30:32]

PTAL

[commit-bot: I haz the power, 2016-05-25 14:31:01]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-05-25 14:31:02]

Dry run: Try jobs failed on following builders:
  v8_android_arm_compile_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_android_arm_compile_rel/...)
  v8_linux64_avx2_rel_ng on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux64_avx2_rel_ng/buil...)
  v8_linux_gcc_compile_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_gcc_compile_rel/bu...)
  v8_linux_mips64el_compile_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_mips64el_compile_r...)

[Igor Sheludko, 2016-05-25 14:33:06]

The CQ bit was checked by ishell@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-05-25 14:33:11]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2015513002/120001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2015513002/120001

[commit-bot: I haz the power, 2016-05-25 15:05:36]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-05-25 15:05:38]

Dry run: This issue passed the CQ dry run.

[commit-bot: I haz the power, 2016-05-25 15:05:45]

Dry run: None

[fedor.indutny, 2016-06-01 06:35:54]

Sorry for the noise, but ping ;)

[Toon Verwaest, 2016-06-01 14:59:55]

lgtm

[Igor Sheludko, 2016-06-01 15:23:08]

The CQ bit was checked by ishell@chromium.org

[commit-bot: I haz the power, 2016-06-01 15:23:21]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2015513002/120001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2015513002/120001

[commit-bot: I haz the power, 2016-06-01 15:27:10]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-06-01 15:27:11]

Try jobs failed on following builders:
  v8_presubmit on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_presubmit/builds/16304)

[Michael Starzinger, 2016-06-01 15:39:22]

mstarzinger@chromium.org changed reviewers:
+ mstarzinger@chromium.org

[Michael Starzinger, 2016-06-01 15:39:23]

LGTM (rubber-stamp of "compiler", didn't look at the rest).

[Igor Sheludko, 2016-06-01 15:41:52]

Description was changed from

==========
[runtime] Ensure that all elements kind transitions are chained to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
==========

to

==========
[runtime] Ensure that all elements kind transitions are chained to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
TBR=bmeurer@chromium.org
==========

[Igor Sheludko, 2016-06-01 15:42:07]

The CQ bit was checked by ishell@chromium.org

[commit-bot: I haz the power, 2016-06-01 15:42:14]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2015513002/120001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2015513002/120001

[commit-bot: I haz the power, 2016-06-01 15:54:27]

Description was changed from

==========
[runtime] Ensure that all elements kind transitions are chained to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
TBR=bmeurer@chromium.org
==========

to

==========
[runtime] Ensure that all elements kind transitions are chained to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
TBR=bmeurer@chromium.org
==========

[commit-bot: I haz the power, 2016-06-01 15:54:28]

Committed patchset #2 (id:120001)

[commit-bot: I haz the power, 2016-06-01 15:55:26]

Description was changed from

==========
[runtime] Ensure that all elements kind transitions are chained to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
TBR=bmeurer@chromium.org
==========

to

==========
[runtime] Ensure that all elements kind transitions are chained to the root map.

This CL also updates the elements kind transition lookup logic:
1) First we go back to the root map,
2) Follow elements kind transitions,
3) Replay the property transitions.

BUG=v8:5009
LOG=Y
TBR=bmeurer@chromium.org

Committed: https://crrev.com/9fa206e1f4a36280672a4fb144cd7f78484b3c11
Cr-Commit-Position: refs/heads/master@{#36652}
==========

[commit-bot: I haz the power, 2016-06-01 15:55:27]

Patchset 2 (id:??) landed as
https://crrev.com/9fa206e1f4a36280672a4fb144cd7f78484b3c11
Cr-Commit-Position: refs/heads/master@{#36652}

[fedor.indutny, 2016-06-01 16:03:30]

Thank you, Michael, Toon, Igor!

May I ask you if it will be possible to backport it to v5.0.x?

[Igor Sheludko, 2016-06-01 16:13:17]

On 2016/06/01 16:03:30, fedor.indutny wrote:
> Thank you, Michael, Toon, Igor!
> 
> May I ask you if it will be possible to backport it to v5.0.x?

I'll back merge it once we have a Canary coverage.