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samba4's avatar
samba4
Icon for New Contributor rankNew Contributor
6 years ago

Has anyone had DSP inference problems in Quartus Prime Pro 19.1?

I have a design that uses a lot of DSPs in an Arria 10 device. This device has 156 DSPs available but I could use more. In version 18.1 of Prime, it compiles fine. I took the same design and ran it w...
CheepinC_altera's avatar
CheepinC_altera
Icon for Regular Contributor rankRegular Contributor
6 years ago
Hi Sam, As I understand it, you observe different in compilation observation between Q18.1 vs 19.1. Your design is passing compilation in 18.1 but seems to fail in 19.1. To facilitate further debugging, would you mind to share with me a simple test design which could replicate your observation? Please share with me also the specific assignment that you use to set the DSP limit. Please let me know if there is any concern. Thank you. Best regards, Chee Pin