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...ch codegen and optimizer can use > accordingly. ISRs aren't called explicity from any function, so > currently the optimizer deletes them. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20090721/7ae0f0a2/attachment.html>

Hi, Apparently, there is no explicit support for ISRs in the llvm framework. I could not find a matching attribute that can be used to mark a function as an ISR, which codegen and optimizer can use accordingly. ISRs aren't called explicity from any function, so currently the optimizer deletes them. We are planning to introduce a new "interrupt" attribute (to be modeled similiar to