S390: [turbofan] Frame elision for code stubs.

S390: [turbofan] Frame elision for code stubs.

Port 53d51c52f3754fe0e7decacba4277e58cf9fb5a4

Original commit message:
    Removed Frame::needs_frame and the function-wide logic using it in
    favor of FrameAccessState::has_frame, which can be set on a more
    granular level, and driving it block by block.

R=mtrofin@chromium.org, joransiu@ca.ibm.com, mbrandy@us.ibm.com, michael_dawson@ca.ibm.com, rmcilroy@chromium.org
BUG=v8:4533
LOG=N

Committed: https://crrev.com/3cb6a22a1ec7fe3f4720823037505c92a1d1fc1e
Cr-Commit-Position: refs/heads/master@{#35177}

[john.yan, 2016-03-31 17:18:46]

PTAL

[Mircea Trofin, 2016-03-31 17:30:01]

lgtm

[JoranSiu, 2016-03-31 17:35:42]

lgtm

[john.yan, 2016-03-31 17:39:50]

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

[commit-bot: I haz the power, 2016-03-31 17:39:55]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1848623003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1848623003/1

[commit-bot: I haz the power, 2016-03-31 18:39:29]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-31 18:40:42]

Description was changed from

==========
S390: [turbofan] Frame elision for code stubs.

Port 53d51c52f3754fe0e7decacba4277e58cf9fb5a4

Original commit message:
    Removed Frame::needs_frame and the function-wide logic using it in
    favor of FrameAccessState::has_frame, which can be set on a more
    granular level, and driving it block by block.

R=mtrofin@chromium.org, joransiu@ca.ibm.com, mbrandy@us.ibm.com,
michael_dawson@ca.ibm.com, rmcilroy@chromium.org
BUG=v8:4533
LOG=N
==========

to

==========
S390: [turbofan] Frame elision for code stubs.

Port 53d51c52f3754fe0e7decacba4277e58cf9fb5a4

Original commit message:
    Removed Frame::needs_frame and the function-wide logic using it in
    favor of FrameAccessState::has_frame, which can be set on a more
    granular level, and driving it block by block.

R=mtrofin@chromium.org, joransiu@ca.ibm.com, mbrandy@us.ibm.com,
michael_dawson@ca.ibm.com, rmcilroy@chromium.org
BUG=v8:4533
LOG=N

Committed: https://crrev.com/3cb6a22a1ec7fe3f4720823037505c92a1d1fc1e
Cr-Commit-Position: refs/heads/master@{#35177}
==========

[commit-bot: I haz the power, 2016-03-31 18:40:43]

Patchset 1 (id:??) landed as
https://crrev.com/3cb6a22a1ec7fe3f4720823037505c92a1d1fc1e
Cr-Commit-Position: refs/heads/master@{#35177}