[PATCH] D78822: [shape] Add inferReturnTypes to a couple ops.

[Sean Silva via Phabricator via llvm-commits]

silvas created this revision.
silvas added a reviewer: jpienaar.
Herald added subscribers: llvm-commits, Kayjukh, frgossen, grosul1, Joonsoo, liufengdb, aartbik, lucyrfox, mgester, arpith-jacob, nicolasvasilache, antiagainst, shauheen, rriddle, mehdi_amini.
Herald added 1 blocking reviewer(s): jpienaar.
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- ShapeOfOp
- BroadcastOp

Depends On D78821 <https://reviews.llvm.org/D78821>


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D78822

Files:
  mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td
  mlir/lib/Dialect/Shape/IR/Shape.cpp


Index: mlir/lib/Dialect/Shape/IR/Shape.cpp
===================================================================
--- mlir/lib/Dialect/Shape/IR/Shape.cpp
+++ mlir/lib/Dialect/Shape/IR/Shape.cpp
@@ -89,6 +89,14 @@
 // ShapeOfOp
 //===----------------------------------------------------------------------===//
 
+LogicalResult ShapeOfOp::inferReturnTypes(
+    MLIRContext *context, Optional<Location> location, ValueRange operands,
+    ArrayRef<NamedAttribute> attributes, RegionRange regions,
+    SmallVectorImpl<Type> &inferredReturnTypes) {
+  inferredReturnTypes.push_back(ShapeType::get(context));
+  return success();
+}
+
 OpFoldResult ShapeOfOp::fold(ArrayRef<Attribute>) {
   auto type = getOperand().getType().cast<ShapedType>();
   if (!type.hasStaticShape())
@@ -101,6 +109,14 @@
 // BroadcastOp
 //===----------------------------------------------------------------------===//
 
+LogicalResult BroadcastOp::inferReturnTypes(
+    MLIRContext *context, Optional<Location> location, ValueRange operands,
+    ArrayRef<NamedAttribute> attributes, RegionRange regions,
+    SmallVectorImpl<Type> &inferredReturnTypes) {
+  inferredReturnTypes.push_back(ShapeType::get(context));
+  return success();
+}
+
 OpFoldResult BroadcastOp::fold(ArrayRef<Attribute> operands) {
   if (!operands[0] || !operands[1])
     return nullptr;
Index: mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td
===================================================================
--- mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td
+++ mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td
@@ -130,7 +130,8 @@
   let results = (outs Shape_SizeType:$result);
 }
 
-def Shape_BroadcastOp : Shape_Op<"broadcast", []> {
+def Shape_BroadcastOp : Shape_Op<"broadcast",
+    [DeclareOpInterfaceMethods<InferTypeOpInterface>]> {
   let summary = "Returns the broadcasted output shape of two inputs";
   let description = [{
     Computes the broadcasted output shape following:
@@ -313,7 +314,8 @@
   let regions = (region SizedRegion<1>:$body);
 }
 
-def Shape_ShapeOfOp : Shape_Op<"shape_of", []> {
+def Shape_ShapeOfOp : Shape_Op<"shape_of",
+    [DeclareOpInterfaceMethods<InferTypeOpInterface>]> {
   let summary = "Returns shape of a value or shaped type operand";
 
   let arguments = (ins AnyTypeOf<[AnyShaped, Shape_ValueShapeType]>:$arg);


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