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1073775
2020 Feb 24
5
[RFC] DebugInfo: A different way of specifying variable locations post-isel
Hi debuginfo cabal,
tl;dr: I'd like to know what people think about an alternative to
DBG_VALUE instructions describing variable locations in registers,
virtual or real. Before instruction selection in LLVM-IR we identify
the _values_ of variables [0] by the instruction that computes the
value; I believe we should be able to do the same post-isel, and it
would avoid having to analyse register