Comment

llvm · Aug 29, 2022 · b1a1af2 · b1a1af2
1 parent d7d90ee
commit b1a1af2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/lib/Dialect/FIRRTL/Transforms/ExpandWhens.cpp b/lib/Dialect/FIRRTL/Transforms/ExpandWhens.cpp
@@ -131,6 +131,7 @@ class LastConnectResolver : public FIRRTLVisitor<ConcreteT> {
         continue;
       auto *inputOp = op.getInput().getDefiningOp();
       // canonicalize through asSInt primOps
+      // bits(asSInt(x), ..., ...) -> bits(x, ..., ...)
       if (auto asSInt = dyn_cast<AsSIntPrimOp>(inputOp)) {
         inputOp = asSInt.getInput().getDefiningOp();
         if (!inputOp)