[turbofan] Add liveness analysis to the BytecodeGraphBuilder.

[turbofan] Add liveness analysis to the BytecodeGraphBuilder.

This is analogous to the variable liveness analysis we do in the AstGraphBuilder, but on the bytecode registers.

BUG=

Committed: https://crrev.com/65128ab23050ee545b1b5c010afd84fa778f002a
Cr-Commit-Position: refs/heads/master@{#39248}

[epertoso, 2016-09-02 12:33:46]

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

[commit-bot: I haz the power, 2016-09-02 12:33:52]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[epertoso, 2016-09-02 12:34:02]

Description was changed from

==========
[turbofan] Add liveness analysis to the BytecodeGraphBuilder.

This is analogous to the variable liveness analysis we do in the
AstGraphBuilder, but on the bytecode registers.

BUG=
==========

to

==========
[turbofan] Add liveness analysis to the BytecodeGraphBuilder.

This is analogous to the variable liveness analysis we do in the
AstGraphBuilder, but on the bytecode registers.

BUG=
==========

[epertoso, 2016-09-02 12:34:03]

epertoso@chromium.org changed reviewers:
+ bmeurer@chromium.org

[Benedikt Meurer, 2016-09-02 12:39:24]

LGTM, thanks.

[commit-bot: I haz the power, 2016-09-02 12:52:41]

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

[commit-bot: I haz the power, 2016-09-02 12:52:42]

Dry run: Try jobs failed on following builders:
  v8_win_nosnap_shared_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_win_nosnap_shared_rel_ng...)
  v8_win_nosnap_shared_rel_ng_triggered on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_win_nosnap_shared_rel_ng...)

[epertoso, 2016-09-02 14:09:55]

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

[commit-bot: I haz the power, 2016-09-02 14:09:58]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-02 14:24:08]

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

[commit-bot: I haz the power, 2016-09-02 14:24:09]

Dry run: Try jobs failed on following builders:
  v8_linux_dbg_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_dbg_ng/builds/12064)
  v8_linux_dbg_ng_triggered on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_dbg_ng_triggered/b...)
  v8_mac_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_mac_rel_ng/builds/8140)
  v8_mac_rel_ng_triggered on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_mac_rel_ng_triggered/bui...)

[epertoso, 2016-09-07 11:59:51]

The CQ bit was checked by epertoso@chromium.org

[epertoso, 2016-09-07 11:59:52]

The patchset sent to the CQ was uploaded after l-g-t-m from bmeurer@chromium.org
Link to the patchset: https://codereview.chromium.org/2307863002/#ps40001
(title: "Rebaselined.")

[commit-bot: I haz the power, 2016-09-07 11:59:58]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-07 12:16:25]

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

[commit-bot: I haz the power, 2016-09-07 12:16:26]

Try jobs failed on following builders:
  v8_linux_dbg_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_dbg_ng/builds/12300)
  v8_linux_dbg_ng_triggered on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_dbg_ng_triggered/b...)

[epertoso, 2016-09-07 12:36:22]

The CQ bit was checked by epertoso@chromium.org

[epertoso, 2016-09-07 12:36:22]

The patchset sent to the CQ was uploaded after l-g-t-m from bmeurer@chromium.org
Link to the patchset: https://codereview.chromium.org/2307863002/#ps60001
(title: "Update.")

[commit-bot: I haz the power, 2016-09-07 12:36:30]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-07 13:00:07]

Description was changed from

==========
[turbofan] Add liveness analysis to the BytecodeGraphBuilder.

This is analogous to the variable liveness analysis we do in the
AstGraphBuilder, but on the bytecode registers.

BUG=
==========

to

==========
[turbofan] Add liveness analysis to the BytecodeGraphBuilder.

This is analogous to the variable liveness analysis we do in the
AstGraphBuilder, but on the bytecode registers.

BUG=
==========

[commit-bot: I haz the power, 2016-09-07 13:00:08]

Committed patchset #4 (id:60001)

[commit-bot: I haz the power, 2016-09-07 13:00:32]

Description was changed from

==========
[turbofan] Add liveness analysis to the BytecodeGraphBuilder.

This is analogous to the variable liveness analysis we do in the
AstGraphBuilder, but on the bytecode registers.

BUG=
==========

to

==========
[turbofan] Add liveness analysis to the BytecodeGraphBuilder.

This is analogous to the variable liveness analysis we do in the
AstGraphBuilder, but on the bytecode registers.

BUG=

Committed: https://crrev.com/65128ab23050ee545b1b5c010afd84fa778f002a
Cr-Commit-Position: refs/heads/master@{#39248}
==========

[commit-bot: I haz the power, 2016-09-07 13:00:33]

Patchset 4 (id:??) landed as
https://crrev.com/65128ab23050ee545b1b5c010afd84fa778f002a
Cr-Commit-Position: refs/heads/master@{#39248}