[mlir][memref]support test-compose-subview dynamic size #146881
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@llvm/pr-subscribers-mlir-memref Author: lonely eagle (linuxlonelyeagle) Changessupports the case where the sizes of the subview op is dynamic. Full diff: https://github.com/llvm/llvm-project/pull/146881.diff 2 Files Affected:
diff --git a/mlir/lib/Dialect/MemRef/Transforms/ComposeSubView.cpp b/mlir/lib/Dialect/MemRef/Transforms/ComposeSubView.cpp
index d25ddb41aa4eb..020d08ddda408 100644
--- a/mlir/lib/Dialect/MemRef/Transforms/ComposeSubView.cpp
+++ b/mlir/lib/Dialect/MemRef/Transforms/ComposeSubView.cpp
@@ -81,10 +81,6 @@ struct ComposeSubViewOpPattern : public OpRewritePattern<memref::SubViewOp> {
for (auto &&[opOffset, sourceOffset, sourceStride, opSize] :
llvm::zip(op.getMixedOffsets(), sourceOp.getMixedOffsets(),
sourceOp.getMixedStrides(), op.getMixedSizes())) {
- // We only support static sizes.
- if (isa<Value>(opSize)) {
- return failure();
- }
sizes.push_back(opSize);
Attribute opOffsetAttr = llvm::dyn_cast_if_present<Attribute>(opOffset),
sourceOffsetAttr =
diff --git a/mlir/test/Transforms/compose-subview.mlir b/mlir/test/Transforms/compose-subview.mlir
index 53fbb8a356def..8377820821744 100644
--- a/mlir/test/Transforms/compose-subview.mlir
+++ b/mlir/test/Transforms/compose-subview.mlir
@@ -101,3 +101,29 @@ func.func @subview_strided(%input: memref<4x1024xf32>) -> memref<1x64xf32, strid
%1 = memref.subview %0[%cst_1, 64] [1, 64] [2, 2] : memref<2x256xf32, strided<[2048, 2], offset: ?>> to memref<1x64xf32, strided<[4096, 4], offset: ?>>
return %1 : memref<1x64xf32, strided<[4096, 4], offset: ?>>
}
+
+// -----
+
+// CHECK-LABEL: func.func @single_dynamic_size_subview(
+// CHECK-SAME: %[[SRC:.*]]: memref<256x?xf32, strided<[?, ?], offset: ?>>,
+// CHECK-SAME: %{{.*}}: index,
+// CHECK-SAME: %[[SIZE:.*]]: index) -> memref<8x?xf32, strided<[?, ?], offset: ?>> {
+func.func @single_dynamic_size_subview(%arg0: memref<256x?xf32, strided<[?, ?], offset: ?>>, %arg1 : index, %arg2 : index) -> memref<8x?xf32, strided<[?, ?], offset: ?>>{
+ %subview = memref.subview %arg0[0, 0][8, %arg1][1, 1] : memref<256x?xf32, strided<[?, ?], offset: ?>> to memref<8x?xf32, strided<[?, ?], offset: ?>>
+ %subview_1 = memref.subview %subview[0, 0][8, %arg2][1, 1] : memref<8x?xf32, strided<[?, ?], offset: ?>> to memref<8x?xf32, strided<[?, ?], offset: ?>>
+ // CHECK: %{{.*}} = memref.subview %[[SRC]][0, 0] [8, %[[SIZE]]] [1, 1] : memref<256x?xf32, strided<[?, ?], offset: ?>> to memref<8x?xf32, strided<[?, ?], offset: ?>>
+ return %subview_1 : memref<8x?xf32, strided<[?, ?], offset: ?>>
+}
+
+// -----
+
+// CHECK-LABEL: func.func @all_dynamic_size_subview(
+// CHECK-SAME: %[[SRC:.*]]: memref<256x?xf32, strided<[?, ?], offset: ?>>,
+// CHECK-SAME: %{{.*}}: index,
+// CHECK-SAME: %[[SIZE:.*]]: index) -> memref<?x?xf32, strided<[?, ?], offset: ?>> {
+func.func @all_dynamic_size_subview(%arg0: memref<256x?xf32, strided<[?, ?], offset: ?>>, %arg1: index, %arg2: index) -> memref<?x?xf32, strided<[?, ?], offset: ?>> {
+ %subview = memref.subview %arg0[0, 0] [%arg2, %arg2] [1, 1] : memref<256x?xf32, strided<[?, ?], offset: ?>> to memref<?x?xf32, strided<[?, ?], offset: ?>>
+ // CHECK: %{{.*}} = memref.subview %[[SRC]][0, 0] {{\[}}%[[SIZE]], %[[SIZE]]] [1, 1] : memref<256x?xf32, strided<[?, ?], offset: ?>> to memref<?x?xf32, strided<[?, ?], offset: ?>>
+ return %subview : memref<?x?xf32, strided<[?, ?], offset: ?>>
+}
+
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@llvm/pr-subscribers-mlir Author: lonely eagle (linuxlonelyeagle) Changessupports the case where the sizes of the subview op is dynamic. Full diff: https://github.com/llvm/llvm-project/pull/146881.diff 2 Files Affected:
diff --git a/mlir/lib/Dialect/MemRef/Transforms/ComposeSubView.cpp b/mlir/lib/Dialect/MemRef/Transforms/ComposeSubView.cpp
index d25ddb41aa4eb..020d08ddda408 100644
--- a/mlir/lib/Dialect/MemRef/Transforms/ComposeSubView.cpp
+++ b/mlir/lib/Dialect/MemRef/Transforms/ComposeSubView.cpp
@@ -81,10 +81,6 @@ struct ComposeSubViewOpPattern : public OpRewritePattern<memref::SubViewOp> {
for (auto &&[opOffset, sourceOffset, sourceStride, opSize] :
llvm::zip(op.getMixedOffsets(), sourceOp.getMixedOffsets(),
sourceOp.getMixedStrides(), op.getMixedSizes())) {
- // We only support static sizes.
- if (isa<Value>(opSize)) {
- return failure();
- }
sizes.push_back(opSize);
Attribute opOffsetAttr = llvm::dyn_cast_if_present<Attribute>(opOffset),
sourceOffsetAttr =
diff --git a/mlir/test/Transforms/compose-subview.mlir b/mlir/test/Transforms/compose-subview.mlir
index 53fbb8a356def..8377820821744 100644
--- a/mlir/test/Transforms/compose-subview.mlir
+++ b/mlir/test/Transforms/compose-subview.mlir
@@ -101,3 +101,29 @@ func.func @subview_strided(%input: memref<4x1024xf32>) -> memref<1x64xf32, strid
%1 = memref.subview %0[%cst_1, 64] [1, 64] [2, 2] : memref<2x256xf32, strided<[2048, 2], offset: ?>> to memref<1x64xf32, strided<[4096, 4], offset: ?>>
return %1 : memref<1x64xf32, strided<[4096, 4], offset: ?>>
}
+
+// -----
+
+// CHECK-LABEL: func.func @single_dynamic_size_subview(
+// CHECK-SAME: %[[SRC:.*]]: memref<256x?xf32, strided<[?, ?], offset: ?>>,
+// CHECK-SAME: %{{.*}}: index,
+// CHECK-SAME: %[[SIZE:.*]]: index) -> memref<8x?xf32, strided<[?, ?], offset: ?>> {
+func.func @single_dynamic_size_subview(%arg0: memref<256x?xf32, strided<[?, ?], offset: ?>>, %arg1 : index, %arg2 : index) -> memref<8x?xf32, strided<[?, ?], offset: ?>>{
+ %subview = memref.subview %arg0[0, 0][8, %arg1][1, 1] : memref<256x?xf32, strided<[?, ?], offset: ?>> to memref<8x?xf32, strided<[?, ?], offset: ?>>
+ %subview_1 = memref.subview %subview[0, 0][8, %arg2][1, 1] : memref<8x?xf32, strided<[?, ?], offset: ?>> to memref<8x?xf32, strided<[?, ?], offset: ?>>
+ // CHECK: %{{.*}} = memref.subview %[[SRC]][0, 0] [8, %[[SIZE]]] [1, 1] : memref<256x?xf32, strided<[?, ?], offset: ?>> to memref<8x?xf32, strided<[?, ?], offset: ?>>
+ return %subview_1 : memref<8x?xf32, strided<[?, ?], offset: ?>>
+}
+
+// -----
+
+// CHECK-LABEL: func.func @all_dynamic_size_subview(
+// CHECK-SAME: %[[SRC:.*]]: memref<256x?xf32, strided<[?, ?], offset: ?>>,
+// CHECK-SAME: %{{.*}}: index,
+// CHECK-SAME: %[[SIZE:.*]]: index) -> memref<?x?xf32, strided<[?, ?], offset: ?>> {
+func.func @all_dynamic_size_subview(%arg0: memref<256x?xf32, strided<[?, ?], offset: ?>>, %arg1: index, %arg2: index) -> memref<?x?xf32, strided<[?, ?], offset: ?>> {
+ %subview = memref.subview %arg0[0, 0] [%arg2, %arg2] [1, 1] : memref<256x?xf32, strided<[?, ?], offset: ?>> to memref<?x?xf32, strided<[?, ?], offset: ?>>
+ // CHECK: %{{.*}} = memref.subview %[[SRC]][0, 0] {{\[}}%[[SIZE]], %[[SIZE]]] [1, 1] : memref<256x?xf32, strided<[?, ?], offset: ?>> to memref<?x?xf32, strided<[?, ?], offset: ?>>
+ return %subview : memref<?x?xf32, strided<[?, ?], offset: ?>>
+}
+
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supports the case where the sizes of the subview op is dynamic.