nits

Signed-off-by: Eric Feng <Eric.Feng@amd.com>

Author: efric

compiler/src/iree/compiler/Codegen/Dialect/GPU/IR/IREEGPUAttrs.cpp

@@ -980,20 +980,17 @@ static LogicalResult populateCanonicalOffsetsSizesAndStrides(
     for (size_t i = 1, e = vtidBasis.size(); i <= e; ++i) {
       if (!usedResults.contains(i)) {
         unusedBasisProduct *= vtidBasis[i - 1];
+        unusedLaneIdComponents.push_back(splitLaneId.getResult(i));
+        unusedBasisSizes.push_back(vtidBasis[i - 1]);
       }
     }
     int64_t overflowSize = broadcastFactor / unusedBasisProduct;
 
     // Collect in most-significant-first order: overflow, then basis entries.
     if (overflowSize > 1) {
-      unusedLaneIdComponents.push_back(splitLaneId.getResult(0));
-      unusedBasisSizes.push_back(overflowSize);
-    }
-    for (size_t i = 1, e = vtidBasis.size(); i <= e; ++i) {
-      if (!usedResults.contains(i)) {
-        unusedLaneIdComponents.push_back(splitLaneId.getResult(i));
-        unusedBasisSizes.push_back(vtidBasis[i - 1]);
-      }
+      unusedLaneIdComponents.insert(unusedLaneIdComponents.begin(),
+                                    splitLaneId.getResult(0));
+      unusedBasisSizes.insert(unusedBasisSizes.begin(), overflowSize);
     }
 
     assert(llvm::product_of(unusedBasisSizes) == broadcastFactor &&