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2018 Aug 08
2
Passing arguments to var args function
Hey Tim, thanks for the quick answer, this looks exactly like what I was trying to achieve, I was hoping there was something more clean, I was wondering how the community would accept a change in the TD, if the code at CallinvConvLower.cpp:138 would've passed the IsFixed flag to the AssignFn then all those workarounds wouldn't be needed, this example is only one of a few I can think of for expanding the CallingConvention tablegen capabilities regarding this issue. Thanks for the answer. On Wed, Aug 8, 2018 at 4:21 PM, Tim Northover <t.p.northover at gmail.com> wrote: >...
2018 Aug 08
2
Passing arguments to var args function
Hey, I am working on a new back-end, in my back end, I require to pass every argument through a register when calling a function, unless the argument is part of the ellipsis (...) and then pass it through the stack, I've tried creating a CCCustom function to analyze the operands when a function has var args, however, the information whether the out val is fixed or not is not passed into the