[Mlir-commits] [mlir] [mlir][x86vector] Lower BF16 vector.contract to FMA using AVX2 BF16 packed ops. (PR #170267)

[Adam Siemieniuk]

================
@@ -24,6 +26,63 @@ using namespace mlir;
 using namespace mlir::vector;
 using namespace mlir::x86vector;
 
+static bool validateVectorProdOp(Value prodOp) {
+  Operation *defOp = prodOp.getDefiningOp();
+  if (!defOp)
+    return false;
+
+  // If the LHS/RHS op is transfer_read return false if:
+  // (1) - It has false in-bounds
+  // (2) - The permutation map is not identical
----------------
adam-smnk wrote:

```suggestion
  // (2) - The permutation map is not identity
```

https://github.com/llvm/llvm-project/pull/170267