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lohs
2013 Jan 27
0
[LLVMdev] SHL_PARTS and company
...All,
I think I understand the motivation for these node types, but I'm not
positive:
"
/// SHL_PARTS/SRA_PARTS/SRL_PARTS - These operators are used for
expanded
/// integer shift operations, just like ADD/SUB_PARTS. The operation
/// ordering is:
/// [Lo,Hi] = op [LoLHS,HiLHS], Amt
SHL_PARTS, SRA_PARTS, SRL_PARTS
"
Okay, for one thing, I can't find a reference to ADD_PARTS or SUB_PARTS
other than in diffs from about 8 years ago, so the doc comment appears to
be highly out of step with current llvm facilities. It seems to me, after
looking around a bi...