Reland of [turbofan] Implicitly emit eager checkpoint at graph building.

Reland of [turbofan] Implicitly emit eager checkpoint at graph building. (patchset #1 id:1 of https://codereview.chromium.org/2104973004/ )

Reason for revert:
Can be cleanly relanded without any changes after a fix to redundancy elimination. Kudos go to Benedikt.

Depends on: https://codereview.chromium.org/2112463002/

Original issue's description:
> Revert of [turbofan] Implicitly emit eager checkpoint at graph building. (patchset #13 id:260001 of https://codereview.chromium.org/2074703002/ )
>
> Reason for revert:
> Causers flaky failures on the waterfall on Mac with the following error in the builtin QuickSort method:
>
> #
> # Fatal error in Zone
> # Allocation failed - process out of memory
> #
>
> Original issue's description:
> > [turbofan] Implicitly emit eager checkpoint at graph building.
> >
> > This makes preparation of eager checkpoints within the graph builder
> > implicit. Every sub-expression visitation is now guaranteed to emit
> > valid checkpoints in AstContext.
> >
> > R=jarin@chromium.org
> > BUG=v8:5021
> >
> > Committed: https://crrev.com/74e328efee7995aeee6d568f9d14f9bbc1087100
> > Cr-Commit-Position: refs/heads/master@{#37368}
>
> TBR=jarin@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:5021
>
> Committed: https://crrev.com/45190a4fbfa5199f6ddf5ed9a7e2f50be865e0db
> Cr-Commit-Position: refs/heads/master@{#37372}

TBR=jarin@chromium.org
BUG=v8:5021
Committed: https://crrev.com/36c635131fbddd8fac1128cf08948bb4ba837dba
Cr-Commit-Position: refs/heads/master@{#37395}

[Michael Starzinger, 2016-06-29 11:47:32]

Created Reland of [turbofan] Implicitly emit eager checkpoint at graph building.

[Michael Starzinger, 2016-06-29 11:48:00]

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

[Michael Starzinger, 2016-06-29 12:19:18]

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

[commit-bot: I haz the power, 2016-06-29 12:19:22]

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, 2016-06-29 12:19:25]

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

[commit-bot: I haz the power, 2016-06-29 12:19:26]

Dry run: This issue passed the CQ dry run.

[Michael Starzinger, 2016-06-29 12:20:12]

Description was changed from

==========
Reland of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #1 id:1 of https://codereview.chromium.org/2104973004/ )

Reason for revert:
Can be cleanly relanded without any changes after a fix to redundancy
elimination. Kudos go to Benedikt.

Depends on: https://codereview.chromium.org/2112463002/

Original issue's description:
> Revert of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #13 id:260001 of https://codereview.chromium.org/2074703002/ )
> 
> Reason for revert:
> Causers flaky failures on the waterfall on Mac with the following error in the
builtin QuickSort method:
> 
> #
> # Fatal error in Zone
> # Allocation failed - process out of memory
> #
> 
> Original issue's description:
> > [turbofan] Implicitly emit eager checkpoint at graph building.
> >
> > This makes preparation of eager checkpoints within the graph builder
> > implicit. Every sub-expression visitation is now guaranteed to emit
> > valid checkpoints in AstContext.
> >
> > R=jarin@chromium.org
> > BUG=v8:5021
> >
> > Committed: https://crrev.com/74e328efee7995aeee6d568f9d14f9bbc1087100
> > Cr-Commit-Position: refs/heads/master@{#37368}
> 
> TBR=jarin@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:5021
> 
> Committed: https://crrev.com/45190a4fbfa5199f6ddf5ed9a7e2f50be865e0db
> Cr-Commit-Position: refs/heads/master@{#37372}

TBR=jarin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:5021
==========

to

==========
Reland of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #1 id:1 of https://codereview.chromium.org/2104973004/ )

Reason for revert:
Can be cleanly relanded without any changes after a fix to redundancy
elimination. Kudos go to Benedikt.

Depends on: https://codereview.chromium.org/2112463002/

Original issue's description:
> Revert of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #13 id:260001 of https://codereview.chromium.org/2074703002/ )
> 
> Reason for revert:
> Causers flaky failures on the waterfall on Mac with the following error in the
builtin QuickSort method:
> 
> #
> # Fatal error in Zone
> # Allocation failed - process out of memory
> #
> 
> Original issue's description:
> > [turbofan] Implicitly emit eager checkpoint at graph building.
> >
> > This makes preparation of eager checkpoints within the graph builder
> > implicit. Every sub-expression visitation is now guaranteed to emit
> > valid checkpoints in AstContext.
> >
> > R=jarin@chromium.org
> > BUG=v8:5021
> >
> > Committed: https://crrev.com/74e328efee7995aeee6d568f9d14f9bbc1087100
> > Cr-Commit-Position: refs/heads/master@{#37368}
> 
> TBR=jarin@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:5021
> 
> Committed: https://crrev.com/45190a4fbfa5199f6ddf5ed9a7e2f50be865e0db
> Cr-Commit-Position: refs/heads/master@{#37372}

TBR=jarin@chromium.org
BUG=v8:5021
==========

[Michael Starzinger, 2016-06-29 12:20:21]

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

[commit-bot: I haz the power, 2016-06-29 12:20:32]

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

[Benedikt Meurer, 2016-06-29 12:41:06]

lgtm

[commit-bot: I haz the power, 2016-06-29 12:48:19]

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

[commit-bot: I haz the power, 2016-06-29 12:48:19]

Dry run: This issue passed the CQ dry run.

[Michael Starzinger, 2016-06-29 12:48:50]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2016-06-29 12:48:59]

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, 2016-06-29 12:54:03]

Description was changed from

==========
Reland of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #1 id:1 of https://codereview.chromium.org/2104973004/ )

Reason for revert:
Can be cleanly relanded without any changes after a fix to redundancy
elimination. Kudos go to Benedikt.

Depends on: https://codereview.chromium.org/2112463002/

Original issue's description:
> Revert of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #13 id:260001 of https://codereview.chromium.org/2074703002/ )
> 
> Reason for revert:
> Causers flaky failures on the waterfall on Mac with the following error in the
builtin QuickSort method:
> 
> #
> # Fatal error in Zone
> # Allocation failed - process out of memory
> #
> 
> Original issue's description:
> > [turbofan] Implicitly emit eager checkpoint at graph building.
> >
> > This makes preparation of eager checkpoints within the graph builder
> > implicit. Every sub-expression visitation is now guaranteed to emit
> > valid checkpoints in AstContext.
> >
> > R=jarin@chromium.org
> > BUG=v8:5021
> >
> > Committed: https://crrev.com/74e328efee7995aeee6d568f9d14f9bbc1087100
> > Cr-Commit-Position: refs/heads/master@{#37368}
> 
> TBR=jarin@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:5021
> 
> Committed: https://crrev.com/45190a4fbfa5199f6ddf5ed9a7e2f50be865e0db
> Cr-Commit-Position: refs/heads/master@{#37372}

TBR=jarin@chromium.org
BUG=v8:5021
==========

to

==========
Reland of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #1 id:1 of https://codereview.chromium.org/2104973004/ )

Reason for revert:
Can be cleanly relanded without any changes after a fix to redundancy
elimination. Kudos go to Benedikt.

Depends on: https://codereview.chromium.org/2112463002/

Original issue's description:
> Revert of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #13 id:260001 of https://codereview.chromium.org/2074703002/ )
> 
> Reason for revert:
> Causers flaky failures on the waterfall on Mac with the following error in the
builtin QuickSort method:
> 
> #
> # Fatal error in Zone
> # Allocation failed - process out of memory
> #
> 
> Original issue's description:
> > [turbofan] Implicitly emit eager checkpoint at graph building.
> >
> > This makes preparation of eager checkpoints within the graph builder
> > implicit. Every sub-expression visitation is now guaranteed to emit
> > valid checkpoints in AstContext.
> >
> > R=jarin@chromium.org
> > BUG=v8:5021
> >
> > Committed: https://crrev.com/74e328efee7995aeee6d568f9d14f9bbc1087100
> > Cr-Commit-Position: refs/heads/master@{#37368}
> 
> TBR=jarin@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:5021
> 
> Committed: https://crrev.com/45190a4fbfa5199f6ddf5ed9a7e2f50be865e0db
> Cr-Commit-Position: refs/heads/master@{#37372}

TBR=jarin@chromium.org
BUG=v8:5021
==========

[commit-bot: I haz the power, 2016-06-29 12:54:04]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-06-29 12:54:40]

Description was changed from

==========
Reland of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #1 id:1 of https://codereview.chromium.org/2104973004/ )

Reason for revert:
Can be cleanly relanded without any changes after a fix to redundancy
elimination. Kudos go to Benedikt.

Depends on: https://codereview.chromium.org/2112463002/

Original issue's description:
> Revert of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #13 id:260001 of https://codereview.chromium.org/2074703002/ )
> 
> Reason for revert:
> Causers flaky failures on the waterfall on Mac with the following error in the
builtin QuickSort method:
> 
> #
> # Fatal error in Zone
> # Allocation failed - process out of memory
> #
> 
> Original issue's description:
> > [turbofan] Implicitly emit eager checkpoint at graph building.
> >
> > This makes preparation of eager checkpoints within the graph builder
> > implicit. Every sub-expression visitation is now guaranteed to emit
> > valid checkpoints in AstContext.
> >
> > R=jarin@chromium.org
> > BUG=v8:5021
> >
> > Committed: https://crrev.com/74e328efee7995aeee6d568f9d14f9bbc1087100
> > Cr-Commit-Position: refs/heads/master@{#37368}
> 
> TBR=jarin@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:5021
> 
> Committed: https://crrev.com/45190a4fbfa5199f6ddf5ed9a7e2f50be865e0db
> Cr-Commit-Position: refs/heads/master@{#37372}

TBR=jarin@chromium.org
BUG=v8:5021
==========

to

==========
Reland of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #1 id:1 of https://codereview.chromium.org/2104973004/ )

Reason for revert:
Can be cleanly relanded without any changes after a fix to redundancy
elimination. Kudos go to Benedikt.

Depends on: https://codereview.chromium.org/2112463002/

Original issue's description:
> Revert of [turbofan] Implicitly emit eager checkpoint at graph building.
(patchset #13 id:260001 of https://codereview.chromium.org/2074703002/ )
>
> Reason for revert:
> Causers flaky failures on the waterfall on Mac with the following error in the
builtin QuickSort method:
>
> #
> # Fatal error in Zone
> # Allocation failed - process out of memory
> #
>
> Original issue's description:
> > [turbofan] Implicitly emit eager checkpoint at graph building.
> >
> > This makes preparation of eager checkpoints within the graph builder
> > implicit. Every sub-expression visitation is now guaranteed to emit
> > valid checkpoints in AstContext.
> >
> > R=jarin@chromium.org
> > BUG=v8:5021
> >
> > Committed: https://crrev.com/74e328efee7995aeee6d568f9d14f9bbc1087100
> > Cr-Commit-Position: refs/heads/master@{#37368}
>
> TBR=jarin@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:5021
>
> Committed: https://crrev.com/45190a4fbfa5199f6ddf5ed9a7e2f50be865e0db
> Cr-Commit-Position: refs/heads/master@{#37372}

TBR=jarin@chromium.org
BUG=v8:5021

Committed: https://crrev.com/36c635131fbddd8fac1128cf08948bb4ba837dba
Cr-Commit-Position: refs/heads/master@{#37395}
==========

[commit-bot: I haz the power, 2016-06-29 12:54:42]

Patchset 1 (id:??) landed as
https://crrev.com/36c635131fbddd8fac1128cf08948bb4ba837dba
Cr-Commit-Position: refs/heads/master@{#37395}