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sdisel
2010 Jul 22
3
[LLVMdev] Scheduling and alias analysis
Hello,
I have recently been working on scheduling for register pressure and ran
into the issue of alias analysis when trying to integrate it with LLVM.
Looking at the code it seems that the pre register allocation scheduling
doesn't use alias analysis information. On the contrary, post-RA uses it.
I'm wondering if there is a good reason for this fact. Indeed, it seems to
me that alias