On Jan 25, 2008, at 12:53 AM, Duncan Sands wrote: >> Add skeletal code to increase the alignment of loads and stores when >> we can infer it. This will eventually help stuff, though it doesn't >> do much right now because all fixed FI's have an alignment of 1. > > By the way, I've always assumed that alignment 0 is not used by the > code generators, i.e. that IR alignment 0 gets turned into the > preferred alignment for the target during lowering. Is that right? > (If not, all the alignment calculations for ptr+offset done in codegen > are wrong).
Right, that is my understanding as well. The 'infer alignment' function I stubbed out returns 0 as a sentinel that says it was unable to infer something useful. -Chris _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
