Commit Graph

14 Commits

Author SHA1 Message Date
danno
c7b09aac31 Remove the dependency of Zone on Isolate
Along the way:
- Thread isolate parameter explicitly through code that used to
  rely on getting it from the zone.
- Canonicalize the parameter position of isolate and zone for
  affected code
- Change Hydrogen New<> instruction templates to automatically
  pass isolate

R=mstarzinger@chromium.org
LOG=N

Review URL: https://codereview.chromium.org/868883002

Cr-Commit-Position: refs/heads/master@{#26252}
2015-01-23 15:20:00 +00:00
titzer@chromium.org
b9886ae9ff Fix bugs in simplified lowering relating to int32/uint32 signs.
Lowering of NumberToUint32 and NumberToInt32 was not correctly accounting for the sign of the input and the sign of the output, emitting the wrong representation changes.

Along the way, I've found cases where MachineOperatorBuilder would break if fed a machine type for loads or stores that was not cached, requiring MachineOperatorBuilder to take zone to allocate operators for these cases.

R=bmeurer@chromium.org, jarin@chromium.org
BUG=

Review URL: https://codereview.chromium.org/714613002

Cr-Commit-Position: refs/heads/master@{#25247}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25247 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-11-10 14:28:42 +00:00
danno@chromium.org
16928e28d7 [turbofan] Reduce memory consumption of graph building
Allow reservation of additional input capacity when creating nodes to prevent switching to deque representation when adding well-known additional inputs.

Also ensure that only a single temporary buffer is used to create temporary input arrays before allocating nodes.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/644083003

Cr-Commit-Position: refs/heads/master@{#24896}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24896 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-10-27 10:12:40 +00:00
bmeurer@chromium.org
bfa3884ae0 [turbofan] Machine operators are globally shared singletons.
TEST=compiler-unittests,cctest
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/547233003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23864 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-09-11 10:37:49 +00:00
bmeurer@chromium.org
6bb08db27e [turbofan] Next step towards shared operators.
TEST=compiler-unittests,cctest
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/555283004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23837 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-09-10 12:23:45 +00:00
mstarzinger@chromium.org
bb025c1ceb Remove overly complex MachineNodeFactory.
R=titzer@chromium.org

Review URL: https://codereview.chromium.org/543763002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23702 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-09-04 16:29:40 +00:00
mstarzinger@chromium.org
51894ec36c Move StructuredMachineAssembler into cctest suite.
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/539903002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23681 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-09-04 10:23:51 +00:00
titzer@chromium.org
e1a948a6f8 Convert Linkage to use MachineSignature.
This simplifies the handling of MachineTypes for parameters and returns
used in tests, and overall improves the regularity with which they
are handled in both tests and in CallDescriptor.

R=bmeurer@chromium.org, jarin@chromium.org
BUG=

Review URL: https://codereview.chromium.org/530783002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23638 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-09-03 10:13:21 +00:00
titzer@chromium.org
9803a72417 Unify MachineType and RepType.
MachineType now tracks both the representation and the value type of machine quantities and is used uniformly throughout TurboFan.

These types can now express uint8, int8, uint16, and int16, i.e. signed and unsigned smallish integers. Note that currently only uint8 and uint16 are implemented in the TF backends.

R=bmeurer@chromium.org, mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/470593002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23122 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-08-14 09:19:54 +00:00
titzer@chromium.org
6fa2cee262 Move MachineRepresentation to machine-type.h and rename to MachineType in preparation for merging it with RepType.
R=bmeurer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/456333002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23051 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-08-11 15:55:28 +00:00
titzer@chromium.org
670df5063b Implement representation selection as part of SimplifiedLowering. Representation selection also
requires inserting explicit representation change nodes to be inserted in the graph. Such nodes
are pure, but also need to be lowered to machine operators. They need to be scheduled first, to
determine the control input for any branches inside.

This CL requires extensive testing. More tests to follow.

R=rossberg@chromium.org
BUG=

Review URL: https://codereview.chromium.org/425003004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23026 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-08-11 09:40:02 +00:00
sigurds@chromium.org
8322577eeb Make start node a value input to parameter nodes.
BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/437183002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22851 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-08-05 08:47:39 +00:00
titzer@chromium.org
42fa27187e TF: Lowering representation changes to machine operators (WIP: need inline allocation for some). Move tests related to lowering representation changes into test-changes-lowering.cc.
R=bmeurer@chromium.org, bmeuer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/437583002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22781 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-08-01 08:16:19 +00:00
danno@chromium.org
a1383e2250 Land the Fan (disabled)
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/426233002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22709 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-07-30 13:54:45 +00:00