ci: Use hash origin/devito/backport - 282589

.github/workflows/ci-mlir-mpi.yml

@@ -38,7 +38,7 @@ jobs:
       run: |
         pip install -e .[tests]
         pip install mpi4py
-        pip install xdsl==0.14
+        pip install git+https://github.com/xdslproject/xdsl@2825897b87443c9369abf89871f4721e2fce2da9
 
     - name: Test with MPI
       run: |

.github/workflows/ci-mlir.yml

@@ -38,7 +38,7 @@ jobs:
       run: |
         pip install -e .[tests]
         pip install mpi4py
-        pip install xdsl==0.14
+        pip install git+https://github.com/xdslproject/xdsl@2825897b87443c9369abf89871f4721e2fce2da9
 
     - name: Test non-MPI
       run: |

devito/ir/ietxdsl/cluster_to_ssa.py

@@ -55,11 +55,12 @@ def _convert_eq(self, eq: LoweredEq):
         # (for derivative regions)
         halo = [function.halo[function.dimensions.index(d)] for d in grid.dimensions]
 
-        # shift all time values so that for all accesses at t + n, n>=0.
+        # Shift all time values so that for all accesses at t + n, n>=0.
         self.time_offs = min(
             int(idx.indices[0] - grid.stepping_dim) for idx in retrieve_indexed(eq)
         )
-        # calculate the actual size of our time dimension
+
+        # Calculate the actual size of our time dimension
         actual_time_size = (
             max(int(idx.indices[0] - grid.stepping_dim) for idx in retrieve_indexed(eq))
             - self.time_offs
@@ -71,7 +72,7 @@ def _convert_eq(self, eq: LoweredEq):
         loop = self._build_iet_for(grid.stepping_dim, actual_time_size)
 
         # build stencil
-        perf("Init out stencil Op")
+        perf("Initialize a stencil Op")
         stencil_op = iet_ssa.Stencil.get(
             loop.subindice_ssa_vals(),
             grid.shape_local,

devito/ir/ietxdsl/ietxdsl_functions.py

@@ -2,17 +2,14 @@
 import ctypes
 import numpy
 from sympy import Indexed, Integer, Symbol, Add, Eq, Mod, Pow, Mul, Float
-import cgen
 
 from typing import Any
 
 import devito.ir.iet.nodes as nodes
 
 from devito import SpaceDimension
-from devito.passes.iet.languages.openmp import OmpRegion
 
 from devito.tools import as_list
-from devito.tools.utils import as_tuple
 from devito.types.basic import IndexedData
 
 # XDSL specific imports

devito/ir/ietxdsl/lowering.py

@@ -1,11 +1,11 @@
 from dataclasses import dataclass, field
-from xdsl.ir import Block, Attribute, BlockArgument, SSAValue, Operation, OpResult
+from xdsl.ir import Block, SSAValue, Operation, OpResult
 from xdsl.dialects import builtin, scf, arith, func, llvm, memref
-from xdsl.dialects.experimental import math
 
 from devito.ir.ietxdsl import iet_ssa
 
-from xdsl.pattern_rewriter import RewritePattern, PatternRewriter, GreedyRewritePatternApplier, op_type_rewrite_pattern, PatternRewriteWalker
+from xdsl.pattern_rewriter import (RewritePattern, PatternRewriter, PatternRewriteWalker,
+                                   GreedyRewritePatternApplier, op_type_rewrite_pattern)
 
 
 def _generate_subindices(subindices: int, block: Block,