[llvm-commits] dependence analysis (of multi dimensional arrays)

Sebastian Pop spop at codeaurora.org
Mon Sep 24 14:15:52 PDT 2012


Hi Preston,

+// In addition, the implementation depends on the GEP instruction to
+// differentiate subscripts. Unfortunately, since Clang linearizes subscripts
+// for most arrays, this will be inadequate. We trust that the GEP instruction
+// will eventually be extended.
+//
+// In the meantime, we should explore Maslov's ideas about delinearization.

I haven't had the chance to discuss with you about the linearized
multi-dimensional
array problem, and Tobias Grosser was also interested to know your point of view
on reconstructing the higher level representation based on the linear form.

Could you please provide more details on what should be done to address this
problem in LLVM or Clang?

Thanks,
Sebastian
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