search for: hasnoschedulinginfo

[I tweaked the subject, #262824 did not introduce the problem, it is just the version I am first seeing this problem] A quick update - I have added 'Sched<[]>' as a base class for all instructions, and also: let hasNoSchedulingInfo = 1; to all the Pseudos, but while most of the errors have gone, I still get the diagnostic for 'COPY' thus: error : No schedule information for instruction 'COPY' but I don't have an instruction called COPY (this is a target-independent default). I also tried adding:...

Hello, My out-of-tree target features some high latency instructions (let's call them FXLV). When an FXLV issues, it reserves its destination register and execution continues; if a subsequent instruction attempts to read or write that register, the pipline will stall until the FXLV completes. I have attempted to encode this constraint in the machine scheduler (excerpt at bottom of email).

Hi LLVM-Dev, I have just integrated the changes from top-of-tree at SVN #262824 (yesterday) having been previously at #262217 (a week ago). I am getting the following error for every instruction: CUSTOMBUILD : error : No schedule information for instruction 'FOOBAR' What has changed that would cause this and how can I fix it in my target? Thanks, MartinO