text: #include <torch/csrc/jit/passes/quantization/fusion_passes.h>
  #include <torch/csrc/jit/passes/subgraph_rewrite.h>
  
  namespace torch {
  namespace jit {
  
  namespace {
  void fuseQuantizeAddReluImpl(std::shared_ptr<Graph>& graph) {
    SubgraphRewriter fused_add_relu_rewriter;
    std::string quantized_add_relu_pattern = R"(
      graph(%a_quant, %b_quant, %scale, %zero_point):
           %add_out = quantized::add(%a_quant, %b_quant, %scale, %zero_point)
           %r = aten::relu(%add_out)
           return (%r) )";
    std::string fused_add_relu_pattern = R"(
      graph(%a_quant, %b_quant, %scale, %zero_point):
           %r = quantized::add_relu(%a_quant, %b_quant, %scale, %zero_point)
           return (%r) )";
    fused_add_relu_rewriter.RegisterRewritePattern(
        quantized_add_relu_pattern, fused_add_relu_pattern);
    std::string quantized_add_out_relu_pattern = R"(
      graph(%a_quant, %b_quant, %out_quant):
           %add_out = quantized::add_out(%a_quant, %b_quant, %out_quant)
           %r = aten::relu(%add_out)
           return (%r) )";
    std::string fused_add_out_relu_pattern = R"(
      graph(%a_quant, %b_quant, %out_quant):
           %r = quantized::add_relu_out(%a_quant, %b_quant, %out_quant)
           return (%r) )";
    fused_add_relu_rewriter.RegisterRewritePattern(
        quantized_add_out_relu_pattern, fused_add_out_relu_pattern);
    std::string quantized_add_scalar_relu_pattern = R"(
      graph(%a_quant, %b_scalar):
           %add_out = quantized::add_scalar(%a_quant, %b_scalar)
           %r = aten::relu(%add_out)
           return (%r) )";
    std::string fused_add_scalar_relu_pattern = R"(
      graph(%a_quant, %b_scalar):
           %r = quantized::add_scalar_relu(%a_quant, %b_scalar)
           return (%r) )";
    fused_add_relu_rewriter.RegisterRewritePattern(
        quantized_add_scalar_relu_pattern, fused_add_scalar_relu_pattern);
    std::string quantized_add_scalar_out_relu_pattern = R"(
      graph(%a_quant, %b_scalar, %out_quant):
           %add_out = quantized::add_scalar_out(%a_quant, %b_scalar, %out_quant)
           %r = aten::relu(%add_out)
           return (%r) )";
    std::string fused_add_scalar_out_relu_pattern = R"(
      graph(%a_quant, %b_scalar, %out_quant):
           %r = quantized::add_scalar_relu_out(%a_quant, %b_scalar, %out_quant)
           return (%r) )";
    fused_add_relu_rewriter.RegisterRewritePattern(
        quantized_add_scalar_out_relu_pattern, fused_add_scalar_out_relu_pattern);
    fused_add_relu_rewriter.runOnGraph(graph);
  }
  } // namespace
  
  void FuseQuantizedAddRelu(std::shared_ptr<Graph>& graph) {
    fuseQuantizeAddReluImpl(graph);
  }
  
  } // namespace jit
  } // namespace torch
  