5 Commits

Author SHA1 Message Date
Tobias Hieta
f9008e6366
[NFC][Py Reformat] Reformat python files in mlir subdir
This is an ongoing series of commits that are reformatting our
Python code.

Reformatting is done with `black`.

If you end up having problems merging this commit because you
have made changes to a python file, the best way to handle that
is to run git checkout --ours <yourfile> and then reformat it
with black.

If you run into any problems, post to discourse about it and
we will try to help.

RFC Thread below:

https://discourse.llvm.org/t/rfc-document-and-standardize-python-code-style

Differential Revision: https://reviews.llvm.org/D150782
2023-05-26 08:05:40 +02:00
River Riddle
d4381b3f93 [mlir:PDL] Fix a syntax ambiguity in pdl.attribute
pdl.attribute currently has a syntax ambiguity that leads to the incorrect parsing
of pdl.attribute operations with locations that don't also have a constant value. For example:

```
pdl.attribute loc("foo")
```

The above IR is treated as being a pdl.attribute with a constant value containing the location,
`loc("foo")`, which is incorrect. This commit changes the syntax to use `= <constant-value>` to
clearly distinguish when the constant value is present, as opposed to just trying to parse an attribute.

Differential Revision: https://reviews.llvm.org/D124582
2022-04-28 12:57:59 -07:00
River Riddle
9595f3568a [mlir:PDL] Remove the ConstantParams support from native Constraints/Rewrites
This support has never really worked well, and is incredibly clunky to
use (it effectively creates two argument APIs), and clunky to generate (it isn't
clear how we should actually expose this from PDL frontends). Treating these
as just attribute arguments is much much cleaner in every aspect of the stack.
If we need to optimize lots of constant parameters, it would be better to
investigate internal representation optimizations (e.g. batch attribute creation),
that do not affect the user (we want a clean external API).

Differential Revision: https://reviews.llvm.org/D121569
2022-03-19 13:28:24 -07:00
Mogball
e99835ffed [mlir][pdl] Make pdl the default dialect when parsing/printing
PDLDialect being a somewhat user-facing dialect and whose ops contain exclusively other PDL ops in their regions can take advantage of `OpAsmOpInterface` to provide nicer IR.

Reviewed By: rriddle

Differential Revision: https://reviews.llvm.org/D117828
2022-01-20 20:22:53 +00:00
Denys Shabalin
ed21c9276a [mlir] Introduce Python bindings for the PDL dialect
This change adds full python bindings for PDL, including types and operations
with additional mixins to make operation construction more similar to the PDL
syntax.

Reviewed By: ftynse

Differential Revision: https://reviews.llvm.org/D117458
2022-01-19 11:19:56 +01:00