search for: udivmem

Displaying 2 results from an estimated 2 matches for "udivmem".

Did you mean: devmem
2020 Jul 16
3
Selection DAG chain question
Re: Do they really need to be chained with each other or anything else Yes. For 2 reasons. Our architecture lowers udivmem into something with 1 producer and 2 consumers. Reason 1) neither the producers nor the consumers must get reordered. Reason 2) one of the consumers might be missing (either the div or mod consumer might not be present. Yet we need to keep the consuming instruction with side effects. The only way t...
2020 Jul 16
2
Selection DAG chain question
I need to lower a node into something in the machine that has side effects, i.e. needs a chain. Specifically it's actually UDIVREM. UDIVREM does not have a chain. I can custom lower UDIVREM into the nodes I want, with chain, I can even chain the new nodes and connect them to entry and root with token factors. But then the new nodes are not chained with respect to other nodes, or not chained