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      "runtime_data" : [],
      "primitives" : [
        {
          "op" : "assign",
          "parameters" : [
            {
              "type" : "field",
              "value" : ["standard_metadata", "egress_spec"]
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            {
              "type" : "field",
              "value" : ["packet_out", "egress_port"]
            }
          ],
          "source_info" : {
            "filename" : "include/control/packetio.p4",
            "line" : 25,
            "column" : 12,
            "source_fragment" : "standard_metadata.egress_spec = hdr.packet_out.egress_port"
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        },
        {
          "op" : "remove_header",
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            {
              "type" : "header",
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        {
          "op" : "assign",
          "parameters" : [
            {
              "type" : "field",
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            {
              "type" : "expression",
              "value" : {
                "type" : "expression",
                "value" : {
                  "op" : "b2d",
                  "left" : null,
                  "right" : {
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                    "value" : true
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          ],
          "source_info" : {
            "filename" : "include/control/packetio.p4",
            "line" : 27,
            "column" : 53,
            "source_fragment" : "= true; ..."
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        },
        {
          "op" : "exit",
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          "source_info" : {
            "filename" : "include/control/packetio.p4",
            "line" : 29,
            "column" : 12,
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        }
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    {
      "name" : "act_0",
      "id" : 39,
      "runtime_data" : [],
      "primitives" : [
        {
          "op" : "assign",
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            {
              "type" : "field",
              "value" : ["scalars", "fabric_metadata_t._eth_type0"]
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              "type" : "field",
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        }
      ]
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    {
      "name" : "act_1",
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      "runtime_data" : [],
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        {
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              "type" : "field",
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            "filename" : "include/control/filtering.p4",
            "line" : 115,
            "column" : 37,
            "source_fragment" : "= DEFAULT_MPLS_TTL + 1; ..."
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        }
      ]
    },
    {
      "name" : "act_2",
      "id" : 41,
      "runtime_data" : [],
      "primitives" : [
        {
          "op" : "assign",
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            {
              "type" : "field",
              "value" : ["scalars", "fabric_metadata_t._bng_type16"]
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            {
              "type" : "hexstr",
              "value" : "0x01"
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          "source_info" : {
            "filename" : "include/control/../header.p4",
            "line" : 156,
            "column" : 37,
            "source_fragment" : "2w0x1; ..."
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        {
          "op" : "assign",
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            {
              "type" : "field",
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              "value" : {
                "type" : "expression",
                "value" : {
                  "op" : "b2d",
                  "left" : null,
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                    "type" : "bool",
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              }
            }
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        }
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    },
    {
      "name" : "act_3",
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      "runtime_data" : [],
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                "type" : "expression",
                "value" : {
                  "op" : "b2d",
                  "left" : null,
                  "right" : {
                    "type" : "bool",
                    "value" : true
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                }
              }
            }
          ]
        }
      ]
    },
    {
      "name" : "act_4",
      "id" : 43,
      "runtime_data" : [],
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        {
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            {
              "type" : "field",
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                  "op" : "b2d",
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                    "type" : "bool",
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              }
            }
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        }
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    {
      "name" : "act_5",
      "id" : 44,
      "runtime_data" : [],
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        {
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              "type" : "field",
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            "column" : 12,
            "source_fragment" : "return"
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    {
      "name" : "act_6",
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      "runtime_data" : [],
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        {
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    {
      "name" : "act_7",
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        {
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          ],
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      "runtime_data" : [],
      "primitives" : []
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    {
      "name" : "nop",
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      "primitives" : []
    },
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            {
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          ],
          "source_info" : {
            "filename" : "include/control/../define.p4",
            "line" : 107,
            "column" : 31,
            "source_fragment" : "0x8100; ..."
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        },
        {
          "op" : "add_header",
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            {
              "type" : "header",
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          "source_info" : {
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            "filename" : "include/bng.p4",
            "line" : 312,
            "column" : 8,
            "source_fragment" : "hdr.inner_vlan_tag.vlan_id = c_tag; ..."
          }
        },
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          "op" : "assign",
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              "type" : "field",
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            {
              "type" : "hexstr",
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          ],
          "source_info" : {
            "filename" : "include/control/../define.p4",
            "line" : 114,
            "column" : 33,
            "source_fragment" : "0x8864; ..."
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        },
        {
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              "value" : "pppoe"
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          "source_info" : {
            "filename" : "include/bng.p4",
            "line" : 314,
            "column" : 8,
            "source_fragment" : "hdr.pppoe.setValid()"
          }
        },
        {
          "op" : "assign",
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            {
              "type" : "field",
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            {
              "type" : "hexstr",
              "value" : "0x01"
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          "source_info" : {
            "filename" : "include/bng.p4",
            "line" : 315,
            "column" : 8,
            "source_fragment" : "hdr.pppoe.version = 4w1"
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        },
        {
          "op" : "assign",
          "parameters" : [
            {
              "type" : "field",
              "value" : ["pppoe", "type_id"]
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            {
              "type" : "hexstr",
              "value" : "0x01"
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          "source_info" : {
            "filename" : "include/bng.p4",
            "line" : 316,
            "column" : 8,
            "source_fragment" : "hdr.pppoe.type_id = 4w1"
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        {
          "op" : "assign",
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              "type" : "field",
              "value" : ["pppoe", "code"]
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            {
              "type" : "hexstr",
              "value" : "0x00"
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          ],
          "source_info" : {
            "filename" : "include/bng.p4",
            "line" : 317,
            "column" : 8,
            "source_fragment" : "hdr.pppoe.code = 8w0"
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        },
        {
          "op" : "assign",
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              "type" : "field",
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            {
              "type" : "runtime_data",
              "value" : 1
            }
          ],
          "source_info" : {
            "filename" : "include/bng.p4",
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            "column" : 8,
            "source_fragment" : "hdr.pppoe.session_id = pppoe_session_id; ..."
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          "op" : "count",
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              "type" : "counter_array",
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            {
              "type" : "field",
              "value" : ["scalars", "fabric_metadata_t._bng_line_id17"]
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          "source_info" : {
            "filename" : "include/bng.p4",
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            "column" : 8,
            "source_fragment" : "c_line_tx.count(fmeta.bng.line_id)"
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                "type" : "expression",
                "value" : {
                  "op" : "&",
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                    "type" : "expression",
                    "value" : {
                      "op" : "+",
                      "left" : {
                        "type" : "field",
                        "value" : ["ipv4", "total_len"]
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                      "right" : {
                        "type" : "hexstr",
                        "value" : "0x0002"
                      }
                    }
                  },
                  "right" : {
                    "type" : "hexstr",
                    "value" : "0xffff"
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                }
              }
            }
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          "source_info" : {
            "filename" : "include/bng.p4",
            "line" : 324,
            "column" : 8,
            "source_fragment" : "hdr.pppoe.length = hdr.ipv4.total_len + 16w2"
          }
        },
        {
          "op" : "assign",
          "parameters" : [
            {
              "type" : "field",
              "value" : ["pppoe", "protocol"]
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            {
              "type" : "hexstr",
              "value" : "0x0021"
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          ],
          "source_info" : {
            "filename" : "include/control/../define.p4",
            "line" : 116,
            "column" : 35,
            "source_fragment" : "0x0021; ..."
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        }
      ]
    },
    {
      "name" : "FabricEgress.egress_next.pop_mpls_if_present",
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      "runtime_data" : [],
      "primitives" : [
        {
          "op" : "remove_header",
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            {
              "type" : "header",
              "value" : "mpls"
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          ],
          "source_info" : {
            "filename" : "include/control/next.p4",
            "line" : 252,
            "column" : 8,
            "source_fragment" : "hdr.mpls.setInvalid()"
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        },
        {
          "op" : "assign",
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            {
              "type" : "field",
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            {
              "type" : "field",
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          ],
          "source_info" : {
            "filename" : "include/control/next.p4",
            "line" : 254,
            "column" : 33,
            "source_fragment" : "= fabric_metadata.ip_eth_type; ..."
          }
        }
      ]
    },
    {
      "name" : "FabricEgress.egress_next.set_mpls",
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      "runtime_data" : [],
      "primitives" : [
        {
          "op" : "add_header",
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            {
              "type" : "header",
              "value" : "mpls"
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          "source_info" : {
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            "column" : 8,
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        },
        {
          "op" : "assign",
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            {
              "type" : "field",
              "value" : ["mpls", "label"]
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            {
              "type" : "field",
              "value" : ["scalars", "fabric_metadata_t._mpls_label5"]
            }
          ],
          "source_info" : {
            "filename" : "include/control/next.p4",
            "line" : 260,
            "column" : 8,
            "source_fragment" : "hdr.mpls.label = fabric_metadata.mpls_label; ..."
          }
        },
        {
          "op" : "assign",
          "parameters" : [
            {
              "type" : "field",
              "value" : ["mpls", "tc"]
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            {
              "type" : "hexstr",
              "value" : "0x00"
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          ],
          "source_info" : {
            "filename" : "include/control/next.p4",
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            "column" : 8,
            "source_fragment" : "hdr.mpls.tc = 3w0"
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        },
        {
          "op" : "assign",
          "parameters" : [
            {
              "type" : "field",
              "value" : ["mpls", "bos"]
            },
            {
              "type" : "hexstr",
              "value" : "0x01"
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          ],
          "source_info" : {
            "filename" : "include/control/next.p4",
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            "column" : 8,
            "source_fragment" : "hdr.mpls.bos = 1w1"
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        },
        {
          "op" : "assign",
          "parameters" : [
            {
              "type" : "field",
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            {
              "type" : "field",
              "value" : ["scalars", "fabric_metadata_t._mpls_ttl6"]
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          ],
          "source_info" : {
            "filename" : "include/control/next.p4",
            "line" : 263,
            "column" : 8,
            "source_fragment" : "hdr.mpls.ttl = fabric_metadata.mpls_ttl; // Decrement after push. ..."
          }
        },
        {
          "op" : "assign",
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              "type" : "field",
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            {
              "type" : "hexstr",
              "value" : "0x8847"
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          ],
          "source_info" : {
            "filename" : "include/control/../define.p4",
            "line" : 108,
            "column" : 31,
            "source_fragment" : "0x8847; ..."
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        }
      ]
    },
    {
      "name" : "FabricEgress.egress_next.push_vlan",
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      "runtime_data" : [],
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