architecture:
  version: 0.3
  
  subtree:
    - name: system
      attributes: 
        technology: 55nm
        latency: 5ns
      local:
        - name: DRAM
          class: DRAM
          attributes:
            type: LPDDR4
            width: 256
      subtree:
        - name: chip
          attributes:
            technology: 55nm
            latency: 5ns
          local:

            - name: ifmap_spad[0..15]
              class: regfile
              attributes:
                width: 256
                depth: 4096
#                 n_banks: 32
                block-size: 32
                datawidth: 8
                read_bandwidth: 32
                write_bandwidth: 32
                n_ports: 2
#                 cluster_size: 2
                meshX: 16

            - name: weight_spad[0..15]
              class: regfile
              attributes:
                width: 32
                depth: 4096
#                 n_banks: 16
                block-size: 4
                datawidth: 8
                read_bandwidth: 4
                write_bandwidth: 4
                n_ports: 2
                meshX: 16
            - name: psum_spad[0..15]
              class: regfile
              attributes:
                width: 512
                depth: 256
#                 n_banks: 16
                block-size: 64
                datawidth: 8
                read_bandwidth: 64
                write_bandwidth: 64
                n_ports: 2
                meshX: 16

          subtree:
            - name: PEarray[0..255]
              local:
                - name: dummy_spad
                  class: regfile
                  attributes:
                    width: 16 
                    depth: 0
                    meshX: 16
                    meshY: 16
              subtree:
                - name: PE[0..15]
                  local:
                    - name: macc
                      class: intmac
                      attributes:
                        datawidth: 16
                        meshX: 256

mapspace:
  targets:
    - name: DRAM
      constraints:   
        - type: temporal
          attributes:
            factors: 
            permutation: NCMSRQP
    - name: ifmap_spad
      constraints:   
        - type: bypass
          attributes:
            keep: [ Inputs ]
            bypass: [ Outputs, Weights ]
        - type: temporal
          attributes:
            factors: N=1 C=1 M=1 S=1 R=1 Q=1 P=1
            permutation: NCMSRQP
#         - type: spatial
#           attributes:
#             factors: C=16 N=1 M=1 S=1 R=1 Q=1 P=1
#             permutation: C NMSRQP
#             split: 1
    - name: weight_spad
      constraints:   
        - type: bypass
          attributes:
            keep: [ Weights ]
            bypass: [ Inputs,Outputs ]
        - type: temporal
          attributes:
            factors: N=1 Q=1 P=1
            permutation: NQP CMSR
#         - type: spatial
#           attributes:
#             factors: S=1 R=1 Q=1 P=1 N=1 
#             permutation: C NSRQP M
#             split: 1
    - name: psum_spad
      constraints:   
        - type: bypass
          attributes:
            keep: [ Outputs ]
            bypass: [ Inputs, Weights ]
        - type: temporal
          attributes:
            factors: C=1 S=1 R=1
            permutation: CSR NMQP
        - type: spatial
          attributes:
            factors: M=16 N=1 C=1 S=1 R=1 Q=1 P=1
            permutation: M NCSRQP
            split: 1
    - name: dummy_spad
      constraints:   
        - type: bypass
          attributes:
            keep: [ ]
            bypass: [ Inputs, Weights, Outputs ]
        - type: temporal
          attributes:
            factors: N=1 C=1 M=1 S=1 R=1 Q=1 P=1
            permutation: NCMSRQP

mapper:
  live-status : True
  diagnostics : True
  
problem:
  instance:
    C: 32
    Hdilation: 1
    Hstride: 1
    M: 32
    N: 1
    P: 128
    Q: 128
    R: 3
    S: 3
    Wdilation: 1
    Wstride: 1
  shape:
    coefficients:
    - default: 1
      name: Wstride
    - default: 1
      name: Hstride
    - default: 1
      name: Wdilation
    - default: 1
      name: Hdilation
    data-spaces:
    - name: Weights
      projection:
      - - - C
      - - - M
      - - - R
      - - - S
    - name: Inputs
      projection:
      - - - N
      - - - C
      - - - R
          - Wdilation
        - - P
          - Wstride
      - - - S
          - Hdilation
        - - Q
          - Hstride
    - name: Outputs
      projection:
      - - - N
      - - - M
      - - - Q
      - - - P
      read-write: true
    dimensions:
    - C
    - M
    - R
    - S
    - N
    - P
    - Q
    name: CNN-Layer