Reland "[heap] Fine-grained JSArrayBuffer tracking"

Reland "[heap] Fine-grained JSArrayBuffer tracking"

Track based on JSArrayBuffer addresses on pages instead of the attached
backing store.

Details of tracking:
- Scavenge: New space pages are processes in bulk on the main thread
- MC: Unswept pages are processed in bulk in parallel. All other pages
  are processed by the sweeper concurrently.

BUG=chromium:614730, chromium:611688
LOG=N
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel

Committed: https://crrev.com/bc0fb6e83eb7351f52bfd6f780bb6c12bd87c58c
Cr-Commit-Position: refs/heads/master@{#36592}

[Michael Lippautz, 2016-05-30 13:16:18]

Description was changed from

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

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

to

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

BUG=chromium:614730, chromium:611688
LOG=N
==========

[Michael Lippautz, 2016-05-30 13:17:05]

mlippautz@chromium.org changed reviewers:
+ hpayer@chromium.org

[Michael Lippautz, 2016-05-30 13:17:06]

ptal

tested using
  https://codereview.chromium.org/2019343002/

[Michael Lippautz, 2016-05-30 13:20:30]

Description was changed from

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

BUG=chromium:614730, chromium:611688
LOG=N
==========

to

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

Track based on JSArrayBuffer addresses on pages instead of the attached
backing store.

Details of tracking:
- Scavenge: New space pages are processes in bulk on the main thread
- MC: Unswept pages are processed in bulk in parallel. All other pages
  are processed by the sweeper concurrently.

BUG=chromium:614730, chromium:611688
LOG=N
==========

[Michael Lippautz, 2016-05-30 13:42:12]

Patchset #2 (id:20001) has been deleted

[Hannes Payer (out of office), 2016-05-30 14:02:20]

lgtm

[Michael Lippautz, 2016-05-30 14:04:41]

Description was changed from

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

Track based on JSArrayBuffer addresses on pages instead of the attached
backing store.

Details of tracking:
- Scavenge: New space pages are processes in bulk on the main thread
- MC: Unswept pages are processed in bulk in parallel. All other pages
  are processed by the sweeper concurrently.

BUG=chromium:614730, chromium:611688
LOG=N
==========

to

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

Track based on JSArrayBuffer addresses on pages instead of the attached
backing store.

Details of tracking:
- Scavenge: New space pages are processes in bulk on the main thread
- MC: Unswept pages are processed in bulk in parallel. All other pages
  are processed by the sweeper concurrently.

BUG=chromium:614730, chromium:611688
LOG=N
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
==========

[Michael Lippautz, 2016-05-30 14:04:46]

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

[commit-bot: I haz the power, 2016-05-30 14:04:58]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2026463002/60001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2026463002/60001

[commit-bot: I haz the power, 2016-05-30 14:47:09]

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

[commit-bot: I haz the power, 2016-05-30 14:47:10]

Dry run: This issue passed the CQ dry run.

[Michael Lippautz, 2016-05-30 14:49:23]

The CQ bit was checked by mlippautz@chromium.org

[commit-bot: I haz the power, 2016-05-30 14:49:29]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2026463002/60001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2026463002/60001

[commit-bot: I haz the power, 2016-05-30 14:51:16]

Description was changed from

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

Track based on JSArrayBuffer addresses on pages instead of the attached
backing store.

Details of tracking:
- Scavenge: New space pages are processes in bulk on the main thread
- MC: Unswept pages are processed in bulk in parallel. All other pages
  are processed by the sweeper concurrently.

BUG=chromium:614730, chromium:611688
LOG=N
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
==========

to

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

Track based on JSArrayBuffer addresses on pages instead of the attached
backing store.

Details of tracking:
- Scavenge: New space pages are processes in bulk on the main thread
- MC: Unswept pages are processed in bulk in parallel. All other pages
  are processed by the sweeper concurrently.

BUG=chromium:614730, chromium:611688
LOG=N
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
==========

[commit-bot: I haz the power, 2016-05-30 14:51:17]

Committed patchset #3 (id:60001)

[commit-bot: I haz the power, 2016-05-30 14:53:40]

Description was changed from

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

Track based on JSArrayBuffer addresses on pages instead of the attached
backing store.

Details of tracking:
- Scavenge: New space pages are processes in bulk on the main thread
- MC: Unswept pages are processed in bulk in parallel. All other pages
  are processed by the sweeper concurrently.

BUG=chromium:614730, chromium:611688
LOG=N
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
==========

to

==========
Reland "[heap] Fine-grained JSArrayBuffer tracking"

Track based on JSArrayBuffer addresses on pages instead of the attached
backing store.

Details of tracking:
- Scavenge: New space pages are processes in bulk on the main thread
- MC: Unswept pages are processed in bulk in parallel. All other pages
  are processed by the sweeper concurrently.

BUG=chromium:614730, chromium:611688
LOG=N
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel

Committed: https://crrev.com/bc0fb6e83eb7351f52bfd6f780bb6c12bd87c58c
Cr-Commit-Position: refs/heads/master@{#36592}
==========

[commit-bot: I haz the power, 2016-05-30 14:53:41]

Patchset 3 (id:??) landed as
https://crrev.com/bc0fb6e83eb7351f52bfd6f780bb6c12bd87c58c
Cr-Commit-Position: refs/heads/master@{#36592}

[Michael Lippautz, 2016-05-30 15:48:11]

A revert of this CL (patchset #3 id:60001) has been created in
https://codereview.chromium.org/2021893002/ by mlippautz@chromium.org.

The reason for reverting is: Investigating new arm simulator failure:
 
https://build.chromium.org/p/client.v8.ports/builders/V8%20Linux%20-%20arm%20....