IP PortfolioProcessorsfpu

of_cpu_fpu_compact

Area-optimised iterative FPU

Maturity plannedTargets FPGA + ASICDifficulty MediumPriority 2

Small single-precision FPU with an iterative multiplier and divider, optionally using the integer register file (Zfinx), for low-cost microcontrollers.

Planned. This block is specified in the catalog with its interfaces and targets. No implementation exists yet; the skeleton command below generates a lint-clean shell with its ports and registers.

Interfaces

PortDirectionKindWidthNotes
opinvalid-qualified bus100 
resoutvalid-qualified bus32 

Standards

  • IEEE 754-2019
  • RISC-V F
  • RISC-V Zfinx

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