[PATCH] D76349: [mlir] vector.type_cast: disallow memrefs with layout in verifier

Alex Zinenko via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Mar 19 02:39:47 PDT 2020


This revision was automatically updated to reflect the committed changes.
Closed by commit rGbc18624b4038: [mlir] vector.type_cast: disallow memrefs with layout in verifier (authored by ftynse).

Changed prior to commit:
  https://reviews.llvm.org/D76349?vs=251026&id=251309#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D76349/new/

https://reviews.llvm.org/D76349

Files:
  mlir/lib/Dialect/Vector/VectorOps.cpp
  mlir/test/Dialect/Vector/invalid.mlir


Index: mlir/test/Dialect/Vector/invalid.mlir
===================================================================
--- mlir/test/Dialect/Vector/invalid.mlir
+++ mlir/test/Dialect/Vector/invalid.mlir
@@ -1046,3 +1046,10 @@
   // expected-error at +1 {{'vector.reduction' op unsupported reduction rank: 2}}
   %0 = vector.reduction "add", %arg0 : vector<4x16xf32> into f32
 }
+
+// -----
+
+func @type_cast_layout(%arg0: memref<4x3xf32, affine_map<(d0, d1)[s0, s1, s2] -> (d0 * s0 + d1 * s1 + s2)>>) {
+  // expected-error at +1 {{expects operand to be a memref with no layout}}
+  %0 = vector.type_cast %arg0: memref<4x3xf32, affine_map<(d0, d1)[s0, s1, s2] -> (d0 * s0 + d1 * s1 + s2)>> to memref<vector<4x3xf32>>
+}
Index: mlir/lib/Dialect/Vector/VectorOps.cpp
===================================================================
--- mlir/lib/Dialect/Vector/VectorOps.cpp
+++ mlir/lib/Dialect/Vector/VectorOps.cpp
@@ -1483,6 +1483,10 @@
 }
 
 static LogicalResult verify(TypeCastOp op) {
+  MemRefType canonicalType = canonicalizeStridedLayout(op.getMemRefType());
+  if (!canonicalType.getAffineMaps().empty())
+    return op.emitOpError("expects operand to be a memref with no layout");
+
   auto resultType = inferVectorTypeCastResultType(op.getMemRefType());
   if (op.getResultMemRefType() != resultType)
     return op.emitOpError("expects result type to be: ") << resultType;


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