Revert of [turbofan] ARM: Implement vswp and use in gap resolver

Revert of [turbofan] ARM: Implement vswp and use in gap resolver (patchset #2 id:20001 of https://codereview.chromium.org/2313803003/ )

Reason for revert:
Breaks arm compilation:
https://build.chromium.org/p/client.v8.ports/builders/V8%20Arm%20-%20builder/builds/3549

Original issue's description:
> [turbofan] ARM: Implement vswp and use in gap resolver
>
> Use vswp to switch double-precision registers in the gap resolver, with fall
> back temp register-based code if NEON is not available.
>
> BUG=
>
> Committed: https://crrev.com/2837c2e65a2ee5b9fc610f30ce1215f52323ecbd
> Cr-Commit-Position: refs/heads/master@{#39209}

TBR=bmeurer@chromium.org,epertoso@chromium.org,martyn.capewell@arm.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Committed: https://crrev.com/7e60d08d73d6d6e8300c1237d302fed3d38f2945
Cr-Commit-Position: refs/heads/master@{#39210}

[Michael Achenbach, 2016-09-06 14:22:25]

The CQ bit was checked by machenbach@chromium.org

[Michael Achenbach, 2016-09-06 14:22:26]

Created Revert of [turbofan] ARM: Implement vswp and use in gap resolver

[commit-bot: I haz the power, 2016-09-06 14:22:35]

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, 2016-09-06 14:22:43]

Description was changed from

==========
Revert of [turbofan] ARM: Implement vswp and use in gap resolver (patchset #2
id:20001 of https://codereview.chromium.org/2313803003/ )

Reason for revert:
Breaks arm compilation:
https://build.chromium.org/p/client.v8.ports/builders/V8%20Arm%20-%20builder/...

Original issue's description:
> [turbofan] ARM: Implement vswp and use in gap resolver
> 
> Use vswp to switch double-precision registers in the gap resolver, with fall
> back temp register-based code if NEON is not available.
> 
> BUG=
> 
> Committed: https://crrev.com/2837c2e65a2ee5b9fc610f30ce1215f52323ecbd
> Cr-Commit-Position: refs/heads/master@{#39209}

TBR=bmeurer@chromium.org,epertoso@chromium.org,martyn.capewell@arm.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=
==========

to

==========
Revert of [turbofan] ARM: Implement vswp and use in gap resolver (patchset #2
id:20001 of https://codereview.chromium.org/2313803003/ )

Reason for revert:
Breaks arm compilation:
https://build.chromium.org/p/client.v8.ports/builders/V8%20Arm%20-%20builder/...

Original issue's description:
> [turbofan] ARM: Implement vswp and use in gap resolver
> 
> Use vswp to switch double-precision registers in the gap resolver, with fall
> back temp register-based code if NEON is not available.
> 
> BUG=
> 
> Committed: https://crrev.com/2837c2e65a2ee5b9fc610f30ce1215f52323ecbd
> Cr-Commit-Position: refs/heads/master@{#39209}

TBR=bmeurer@chromium.org,epertoso@chromium.org,martyn.capewell@arm.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=
==========

[commit-bot: I haz the power, 2016-09-06 14:22:43]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-06 14:23:34]

Description was changed from

==========
Revert of [turbofan] ARM: Implement vswp and use in gap resolver (patchset #2
id:20001 of https://codereview.chromium.org/2313803003/ )

Reason for revert:
Breaks arm compilation:
https://build.chromium.org/p/client.v8.ports/builders/V8%20Arm%20-%20builder/...

Original issue's description:
> [turbofan] ARM: Implement vswp and use in gap resolver
> 
> Use vswp to switch double-precision registers in the gap resolver, with fall
> back temp register-based code if NEON is not available.
> 
> BUG=
> 
> Committed: https://crrev.com/2837c2e65a2ee5b9fc610f30ce1215f52323ecbd
> Cr-Commit-Position: refs/heads/master@{#39209}

TBR=bmeurer@chromium.org,epertoso@chromium.org,martyn.capewell@arm.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=
==========

to

==========
Revert of [turbofan] ARM: Implement vswp and use in gap resolver (patchset #2
id:20001 of https://codereview.chromium.org/2313803003/ )

Reason for revert:
Breaks arm compilation:
https://build.chromium.org/p/client.v8.ports/builders/V8%20Arm%20-%20builder/...

Original issue's description:
> [turbofan] ARM: Implement vswp and use in gap resolver
>
> Use vswp to switch double-precision registers in the gap resolver, with fall
> back temp register-based code if NEON is not available.
>
> BUG=
>
> Committed: https://crrev.com/2837c2e65a2ee5b9fc610f30ce1215f52323ecbd
> Cr-Commit-Position: refs/heads/master@{#39209}

TBR=bmeurer@chromium.org,epertoso@chromium.org,martyn.capewell@arm.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Committed: https://crrev.com/7e60d08d73d6d6e8300c1237d302fed3d38f2945
Cr-Commit-Position: refs/heads/master@{#39210}
==========

[commit-bot: I haz the power, 2016-09-06 14:23:35]

Patchset 1 (id:??) landed as
https://crrev.com/7e60d08d73d6d6e8300c1237d302fed3d38f2945
Cr-Commit-Position: refs/heads/master@{#39210}