slyubomirsky commented on code in PR #16783:
URL: https://github.com/apache/tvm/pull/16783#discussion_r1538290478
##########
src/relax/transform/canonicalize_bindings.cc:
##########
@@ -91,18 +91,20 @@ class CanonicalizePlanner : public ExprVisitor {
bound_to = opt.value();
}
- if (bound_var.as<DataflowVarNode>() || !bound_to.as<DataflowVarNode>()) {
+ if (bound_var.as<DataflowVarNode>() || !bound_to.as<DataflowVarNode>() ||
+ !visitor.used_outside_home_dataflow_.count(bound_var)) {
// Case 1: Var = Var
// Case 2: DataflowVar = Var
// Case 3: DataflowVar = DataflowVar
+ // Case 4a: Var = DataflowVar, but used outside this DataflowBlock
//
// For these three cases, the trivial binding can be
Review Comment:
```suggestion
// For these four cases, the trivial binding can be
```
:wink:
##########
src/relax/transform/canonicalize_bindings.cc:
##########
@@ -91,18 +91,20 @@ class CanonicalizePlanner : public ExprVisitor {
bound_to = opt.value();
}
- if (bound_var.as<DataflowVarNode>() || !bound_to.as<DataflowVarNode>()) {
+ if (bound_var.as<DataflowVarNode>() || !bound_to.as<DataflowVarNode>() ||
+ !visitor.used_outside_home_dataflow_.count(bound_var)) {
// Case 1: Var = Var
// Case 2: DataflowVar = Var
// Case 3: DataflowVar = DataflowVar
+ // Case 4a: Var = DataflowVar, but used outside this DataflowBlock
//
// For these three cases, the trivial binding can be
Review Comment:
```suggestion
// For these four cases, the trivial binding can be
```
:wink:
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
