ucb-bar / berkeley-hardfloat

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Is Recoded Format more hardware-friendly for denormal numbers than IEEE754 format? #57

Open hyf6661669 opened 3 years ago

hyf6661669 commented 3 years ago

I'm trying to design my own FPU but I find that supporting denormal numbers would add huge delay to the hardware logic. So I'm wondering is recoded format able to reduce some delay when dealing with denormal numbers ? Since I find that the biggest difference between recoded format and ieee754 is in denormal numbers. Could you please share some information, like the synthesis results ? Thanks!