[LLVMdev] X86TargetLowering::LowerToBT

Chris Sears chris.sears at gmail.com
Fri Jan 23 09:36:37 PST 2015


Constant mask case.

Sanjay, could you run this through the Intel compiler with the appropriate
flags?
They have an -O2 but I couldn't find an equivalent -Oz.
For LLVM, it generates BTQ for testing bits 32-63.
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