<li><tt>llvm/include/llvm/Intrinsics.td</tt>:
Add an entry for your intrinsic.</li>
-<li><tt>llvm/lib/Analysis/BasicAliasAnalysis.cpp</tt>: If the new intrinsic does
- not access memory or does not write to memory, add it to the relevant list
- of functions.</li>
-
<li><tt>llvm/lib/Analysis/ConstantFolding.cpp</tt>: If it is possible to
constant fold your intrinsic, add support to it in the
<tt>canConstantFoldCallTo</tt> and <tt>ConstantFoldCall</tt> functions.</li>