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[Relax] Fix fuseOps via pattern #17160

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Merged
tqchen merged 1 commit into from
Jul 16, 2024
Merged

[Relax] Fix fuseOps via pattern #17160

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15 changes: 10 additions & 5 deletions src/relax/transform/fuse_ops.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -1222,7 +1222,12 @@ class CompositeFunctionAnnotator : public ExprMutator {
IRModule Run() {
auto mod = builder_->GetContextIRModule();
for (const auto& gv : mod->GetGlobalVars()) {
const auto& base_func = mod->Lookup(gv);
auto it = mod->functions.find(gv);
// Note that the fusion pass may have already removed the function.
if (it == mod->functions.end()) {
continue;
}
const auto& base_func = (*it).second;
if (const auto* func = base_func.as<FunctionNode>()) {
if (func->GetAttr<String>(attr::kComposite).defined() ||
func->GetAttr<String>(attr::kCodegen).defined()) {
Expand Down Expand Up @@ -1399,7 +1404,7 @@ Pass FuseOps(int fuse_opt_level) {
};
return CreateModulePass(/*pass_function=*/pass_func, //
/*opt_level=*/0, //
/*pass_name=*/"FuseOps", //
/*name=*/"FuseOps", //
/*required=*/{});
}

Expand All @@ -1412,9 +1417,9 @@ Pass FuseOpsByPattern(const tvm::Array<FusionPattern>& patterns, bool bind_const
return relax::FuseOpsByPattern(patterns, m, bind_constants, annotate_codegen,
entry_function_names);
};
return CreateModulePass(/*pass_function=*/pass_func, //
/*opt_level=*/0, //
/*pass_name=*/"FuseOpsByPattern", //
return CreateModulePass(/*pass_function=*/pass_func, //
/*opt_level=*/0, //
/*name=*/"FuseOpsByPattern", //
/*required=*/{});
}

Expand Down