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Oh, no. I should have been more clear. The patch was not rejected, just lost in the daily shuffle. I already have my employer's approval to send this upstream, so I will prepare a patch against trunk this morning. > I proposed a similar patch to LLVM (left circular shift) around 10/2011. > > Parts of my patch did make it into trunk about a year after, but others > > did not.

On Monday, July 30, 2012 12:16 AM, Cameron McInally wrote: > Hey Andy, > > I proposed a similar patch to LLVM (left circular shift) around 10/2011. > Parts of my patch did make it into trunk about a year after, but others > did not. > > At that time, my solution was to add a binary operator to the IRBuilder, > since LCS fits in nicely with the other shift operators. But,

...CmpXchg , AtomicCmpXchgInst ) +HANDLE_MEMORY_INST(33, AtomicRMW , AtomicRMWInst ) + LAST_MEMORY_INST(33) // Cast operators ... // NOTE: The order matters here because CastInst::isEliminableCastPair // NOTE: (see Instructions.cpp) encodes a table based on this ordering. - FIRST_CAST_INST(33) -HANDLE_CAST_INST(33, Trunc , TruncInst ) // Truncate integers -HANDLE_CAST_INST(34, ZExt , ZExtInst ) // Zero extend integers -HANDLE_CAST_INST(35, SExt , SExtInst ) // Sign extend integers -HANDLE_CAST_INST(36, FPToUI , FPToUIInst ) // floating point -> UInt -HANDLE_CAST_INST(37, FPToSI ,...