[LLVMdev] alias information on machine instructions

Florian Brandner fbrandne at mail.tuwien.ac.at
Mon Apr 30 04:19:48 PDT 2007


hi,

i`m working on a machine instruction scheduler for an VLIW architecture.
loads are somewhat expensive on this architecture, thus i would like to
reorder unrelated loads/stores to better hide load latencies.

to do this, i would need alias information on machine instructions,
i.e., which machine instructions may access the same memory region.

as far as i know, this is not available at the moment? are there any
plans to get aliasing information on machine instructions?


florian







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