PPC/S390: [Interpreter] Remove InterpreterExitTrampoline and replace with returning to the entry tr…

PPC/S390: [Interpreter] Remove InterpreterExitTrampoline and replace with returning to the entry trampoline.

port 39738bc90537a015bdaa4898478edaf88b021d11

Original Commit Message:
  In order to support compiling to baseline on return we need to be able to
  return to the actual return address. With this change this is what the
  Return bytecode now does, removing the need for the
  InterpreterExitTrampoline.

  This change also removes the InterpreterNotifyDeoptXXX builtins and
  unifies FCG and Igntion to both use NotifyDeoptXXX. As part of this
  change, FullCodegenerator::State is moved to Deoptimize::BailoutState.

R=rmcilroy@chromium.org, joransiu@ca.ibm.com, michael_dawson@ca.ibm.com, mbrandy@us.ibm.com
BUG=v8:4280
LOG=N

Committed: https://crrev.com/a207b6400e8c95d2578297efa2187e412b492731
Cr-Commit-Position: refs/heads/master@{#36336}

[john.yan, 2016-05-18 18:37:56]

The CQ bit was checked by jyan@ca.ibm.com to run a CQ dry run

[commit-bot: I haz the power, 2016-05-18 18:38:02]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1989983002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1989983002/1

[john.yan, 2016-05-18 18:38:07]

PTAL

[MTBrandyberry, 2016-05-18 18:46:56]

LGTM for PPC

[commit-bot: I haz the power, 2016-05-18 19:09:23]

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

[commit-bot: I haz the power, 2016-05-18 19:09:24]

Dry run: This issue passed the CQ dry run.

[john.yan, 2016-05-18 19:14:39]

The CQ bit was checked by jyan@ca.ibm.com

[commit-bot: I haz the power, 2016-05-18 19:14:45]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1989983002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1989983002/1

[JoranSiu, 2016-05-18 19:22:17]

On 2016/05/18 19:14:45, commit-bot: I haz the power wrote:
> CQ is trying da patch. Follow status at
>  https://chromium-cq-status.appspot.com/patch-status/1989983002/1
> View timeline at
>  https://chromium-cq-status.appspot.com/patch-timeline/1989983002/1

lgtm for S390

[commit-bot: I haz the power, 2016-05-18 19:23:34]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-18 19:26:04]

Description was changed from

==========
PPC/S390: [Interpreter] Remove InterpreterExitTrampoline and replace with
returning to the entry trampoline.

port 39738bc90537a015bdaa4898478edaf88b021d11

Original Commit Message:
  In order to support compiling to baseline on return we need to be able to
  return to the actual return address. With this change this is what the
  Return bytecode now does, removing the need for the
  InterpreterExitTrampoline.

  This change also removes the InterpreterNotifyDeoptXXX builtins and
  unifies FCG and Igntion to both use NotifyDeoptXXX. As part of this
  change, FullCodegenerator::State is moved to Deoptimize::BailoutState.

R=rmcilroy@chromium.org, joransiu@ca.ibm.com, michael_dawson@ca.ibm.com,
mbrandy@us.ibm.com
BUG=v8:4280
LOG=N
==========

to

==========
PPC/S390: [Interpreter] Remove InterpreterExitTrampoline and replace with
returning to the entry trampoline.

port 39738bc90537a015bdaa4898478edaf88b021d11

Original Commit Message:
  In order to support compiling to baseline on return we need to be able to
  return to the actual return address. With this change this is what the
  Return bytecode now does, removing the need for the
  InterpreterExitTrampoline.

  This change also removes the InterpreterNotifyDeoptXXX builtins and
  unifies FCG and Igntion to both use NotifyDeoptXXX. As part of this
  change, FullCodegenerator::State is moved to Deoptimize::BailoutState.

R=rmcilroy@chromium.org, joransiu@ca.ibm.com, michael_dawson@ca.ibm.com,
mbrandy@us.ibm.com
BUG=v8:4280
LOG=N

Committed: https://crrev.com/a207b6400e8c95d2578297efa2187e412b492731
Cr-Commit-Position: refs/heads/master@{#36336}
==========

[commit-bot: I haz the power, 2016-05-18 19:26:05]

Patchset 1 (id:??) landed as
https://crrev.com/a207b6400e8c95d2578297efa2187e412b492731
Cr-Commit-Position: refs/heads/master@{#36336}