[csa] Fix the bound & used condition check for RawMachineLabel and CodeAssemblerLabel.

[csa] Fix the bound & used condition check for RawMachineLabel and CodeAssemblerLabel.

CodeAssemblerLabel's destructor was not calling RawMachineLabel's destructor, because label_ is zone-allocated. RawMachineLabel's destructor contains a DCHECK that would make debugging easier. If the DCHECK is not triggered, things will go awry in the register allocation phase, making it harder to debug the issue.

BUG=

Review-Url: https://codereview.chromium.org/2641863002
Cr-Commit-Position: refs/heads/master@{#42461}
Committed: https://chromium.googlesource.com/v8/v8/+/bc857f9dfd84c6a03ed99018dfd666ee501a8cde

[epertoso, 2017-01-18 13:44:07]

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

[commit-bot: I haz the power, 2017-01-18 13:44:14]

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

[epertoso, 2017-01-18 13:44:24]

Description was changed from

==========
[csa] Fix the bound & used condition check for RawMachineLabel and
CodeAssemblerLabel.

CodeAssemblerLabel's destructor was not calling RawMachineLabel's destructor,
because label_ is zone-allocated. RawMachineLabel's destructor contains a DCHECK
that would make debugging easier. If the DCHECK is not triggered, things will go
awry in the register allocation phase, making it harder to debug the issue.

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

to

==========
[csa] Fix the bound & used condition check for RawMachineLabel and
CodeAssemblerLabel.

CodeAssemblerLabel's destructor was not calling RawMachineLabel's destructor,
because label_ is zone-allocated. RawMachineLabel's destructor contains a DCHECK
that would make debugging easier. If the DCHECK is not triggered, things will go
awry in the register allocation phase, making it harder to debug the issue.

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

[epertoso, 2017-01-18 13:44:24]

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

[danno, 2017-01-18 14:10:42]

lgtm

[commit-bot: I haz the power, 2017-01-18 14:15:09]

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

[commit-bot: I haz the power, 2017-01-18 14:15:10]

Dry run: This issue passed the CQ dry run.

[epertoso, 2017-01-18 14:36:53]

The CQ bit was checked by epertoso@chromium.org

[commit-bot: I haz the power, 2017-01-18 14:37:03]

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, 2017-01-18 14:39:02]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484750213306990, "parent_rev":
"485fdde23cd6c76a8565adb46fed031bdb025f1d", "commit_rev":
"bc857f9dfd84c6a03ed99018dfd666ee501a8cde"}

[commit-bot: I haz the power, 2017-01-18 14:39:05]

Description was changed from

==========
[csa] Fix the bound & used condition check for RawMachineLabel and
CodeAssemblerLabel.

CodeAssemblerLabel's destructor was not calling RawMachineLabel's destructor,
because label_ is zone-allocated. RawMachineLabel's destructor contains a DCHECK
that would make debugging easier. If the DCHECK is not triggered, things will go
awry in the register allocation phase, making it harder to debug the issue.

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

to

==========
[csa] Fix the bound & used condition check for RawMachineLabel and
CodeAssemblerLabel.

CodeAssemblerLabel's destructor was not calling RawMachineLabel's destructor,
because label_ is zone-allocated. RawMachineLabel's destructor contains a DCHECK
that would make debugging easier. If the DCHECK is not triggered, things will go
awry in the register allocation phase, making it harder to debug the issue.

BUG=

Review-Url: https://codereview.chromium.org/2641863002
Cr-Commit-Position: refs/heads/master@{#42461}
Committed:
https://chromium.googlesource.com/v8/v8/+/bc857f9dfd84c6a03ed99018dfd666ee501...
==========

[commit-bot: I haz the power, 2017-01-18 14:39:06]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/bc857f9dfd84c6a03ed99018dfd666ee501...