We upstreamed the export of isl_val_2exp, to the official cpp bindings.
In this process, we concluded that pow2 is a better and more widely used
name for this functionality. Hence, both the official isl-cpp bindings
and our derived variant use now the term pow2.
llvm-svn: 339312
These namespace qualifiers are not needed. Dropping them brings us
closer to the official isl namespace qualifiers.
While the delta of this change set is large, it only mechanically drops
the 'isl::' prefixes.
llvm-svn: 338505
The main difference in this change is that isl_stat is now always
checked by default. As we elminiated most used of isl_stat, thanks to
Philip Pfaffe's implementation of foreach, only a small set of changes
is needed.
This change does not include the following recent changes to isl's C++
bindings:
- stricter error handling for isl_bool
- dropping of the isl::namespace qualifiers
The former requires a larger patch in Polly and consequently should go
through a patch-review. The latter will be applied in the next commit to
keep this commit free from noise.
We also still apply a couple of other changes on top of the official isl
bindings. This delta is expected to shrink over time.
llvm-svn: 338504
This is a maintenance update. Besides many minor changes it ships two
functions "isl_*_list_size" and "isl_*_list_get_at" which will allow us
to simplify the iterator implementation in Polly.
llvm-svn: 336425
This update adds new list types and adds functions which convert isl
data types to lists of their contained elements:
isl::set::get_basic_set_list
isl::union_set::get_set_list
isl::map::get_basic_map_list
isl::union_map::get_map_list
llvm-svn: 333688
Besides other changes, this update introduces functions to translate a
maps and sets into lists of their elements. These lists are useful as
we can define iterators for lists, which allow us to replace many uses
of foreach.
llvm-svn: 333621
Besides normal updates this change also contains a bug-fix to in
isl_coalesce which broke the AOSP buildbot. Thanks to Michael Kruse for
reporting this bug and Sven Verdoolage for fixing this bug.
llvm-svn: 333118
These functions have been legacy leftovers which we used before the
official C++ bindings existed. As all uses of these legacy functions
have been removed, this polly-specific extension can also be dropped.
llvm-svn: 331130
Before this patch, ISL_ASSERT only printed an error message to stderr.
This can be easily missed if the program continues or just fails later.
To fail-early and help error diagnostics (e.g. using bugpoint), call
abort() when an assertion does not hold.
I seem to just have forgotten to add this abort() when I originally
proposed the ISL_ASSERT macro.
Suggested-By: Eli Friedman <efriedma@codeaurora.org>
Differential Revision: https://reviews.llvm.org/D45171
llvm-svn: 330467
Also un-revert (isl_pw_*_alloc: add missing check for compatible spaces, Wed Sep
6 12:18:04 2017 +0200).
This patch is a proposed fix to avoid asserts due to stricter space checking
within isl, which resulted in failures when converting a schedule tree to
a schedule map.
llvm-svn: 326073
This update:
- Removes several deprecated functions (e.g., isl_band).
- Improves the pretty-printing of sets by detecting modulos and "false"
equalities.
- Minor improvements to coalescing and increased robustness of the isl
scheduler.
This update does not yet include isl commit isl-0.18-90-gd00cb45
(isl_pw_*_alloc: add missing check for compatible spaces, Wed Sep 6 12:18:04
2017 +0200), as this additional check is too tight and unfortunately causes
two test case failures in Polly. A patch has been submitted to isl and will be
included in the next isl update for Polly.
llvm-svn: 325557
This update is mostly a maintenance update, but also exposes a couple of new
functions that will be needed for the next version of the isl++ bindings.
llvm-svn: 310205
This fixes a bug in isl_flow where triggering the compute out could result in
undefined or unexpected behavior. This fixes some recent regressions we saw
in the android buildbots. Thanks Eli Friedman for reducing the corresponding
test cases.
llvm-svn: 309274
It seems I still had some incomplete changes in the tree when committing.
In general, we only import changes from isl upstream. In this case, the
changes were especially unfortunate, as they broke the error management
in isl_flow.c and consequently caused regressions.
Thanks to Michael Kruse for spotting this mistake.
llvm-svn: 309039
Summary: This is a general maintenance update
Reviewers: grosser
Subscribers: srhines, fedor.sergeev, pollydev, llvm-commits
Contributed-by: Maximilian Falkenstein <falkensm@student.ethz.ch>
Differential Revision: https://reviews.llvm.org/D34903
llvm-svn: 307090
The isl/mat.h functionality was incomplete (we returned 'void *' instead of
'isl::mat') and is likely not needed.
*.insert_partial_schedule was until know not exported in the bindings, but will
be needed in the next step.
llvm-svn: 305161
This change removes the requirement for explicit conversions from isl::boolean
to isl::bool, which resolves a compilation error on OSX.
Suggested-by: Siddharth Bhat <siddu.druid@gmail.com>
llvm-svn: 304288
This commit exports the majority of the isl functions to the isl C++ interface.
The official isl C++ bindings still require discussions to define the set of
functions that are officially supported. As a result, the officially exported
functionality will be rather limited until these discussions conclude and a
non-trivial set of isl functions is officially supported through the isl C++
bindings. Starting from this commit we ship with Polly an extended version of
the official isl C++ bindings to ensure sufficient functionality is available
such that LLVM developers can make efficient use of isl through C++. The
practical experience Polly gathers with its bindings will then be used to
gradually upstream patches to isl to extend the official bindings.
llvm-svn: 303506
This reduces the diff to the official isl C++ bindings and solves a correctness
issue with isl::booleans, where isl_bool_error results were accidentally
converted to isl::boolean::true.
llvm-svn: 303505
Instead of relying on these functions to be part of the isl C++ bindings, we
just define this functionality independently. This allows us to use isl C++
bindings that do not contain LLVM specific functionality.
llvm-svn: 303503
After the isl C++ binding generator is now close to being upstreamed to isl, we
synchronize the latest changes to Polly. These are mostly formatting changes
plus a small interface change for the foreach callback function and some naming
changes in isl::boolean.
llvm-svn: 300398
Tobias Grosser