Utilization

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Steven Herbst edited this page Aug 12, 2020 · 11 revisions

using part xc7z020clg400-1 (i.e., FPGA on the PYNQ_Z1 board)

Fixed-point:
- ADD
  - LONG=25, SHORT=18
- ADD_CONST
  - LONG=25, SHORT=18
- MUL
  - A, B, C @ 25 bits: 2 DSPs
  - A @ 25, B @ 18, C @ 25: 1 DSP
  - A @ 25, B @ 19, C @ 25: 1 DSP
  - A @ 25, B @ 22, C @ 25: 1 DSP, 18 MUX, 174 LUTs
  - A @ 25, B @ 20, C @ 25: 1 DSP, 86 LUTs
  - A @ 26, B @ 18, C @ 25: 1 DSP
  - A @ 27, B @ 18, C @ 25: 1 DSP, 58 LUTs
- MUL_CONST
  - LONG=25, SHORT=18
HardFloat:
- ADD
  - EXP=8, WIDTH=24
- ADD_CONST
  - EXP=8, WIDTH=24
- MUL
  - EXP=8, WIDTH=24
- MUL_CONST
  - EXP=8, WIDTH=24