From ab75999364648e3435c6c641980980736d5f56c2 Mon Sep 17 00:00:00 2001
From: Jerry Wu <cheyuw@google.com>
Date: Tue, 29 Aug 2023 04:09:44 +0000
Subject: [PATCH] Check LHS batch pack

---
 compiler/src/iree/compiler/Codegen/LLVMCPU/KernelDispatch.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/compiler/src/iree/compiler/Codegen/LLVMCPU/KernelDispatch.cpp b/compiler/src/iree/compiler/Codegen/LLVMCPU/KernelDispatch.cpp
index 6c33ad9956344..1030dbfb82ea6 100644
--- a/compiler/src/iree/compiler/Codegen/LLVMCPU/KernelDispatch.cpp
+++ b/compiler/src/iree/compiler/Codegen/LLVMCPU/KernelDispatch.cpp
@@ -1236,6 +1236,10 @@ getDefaultDistributionTileSizes(TilingInterface op) {
 }
 
 static bool isPackMatmulLHS(tensor::PackOp op) {
+  if (op.getSourceRank() == 3 && op.getInnerDimsPos().size() == 2 &&
+      op.getInnerDimsPos()[0] == 1 && op.getInnerDimsPos()[1] == 2) {
+    return true;
+  }
   return op.getSourceRank() == 2 && op.getInnerDimsPos().size() == 2 &&
          op.getInnerDimsPos()[0] == 0 && op.getInnerDimsPos()[1] == 1;
 }