git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131916
91177308-0d34-0410-b5e6-
96231b3b80d8
%3 = sdiv i32 %A, %B
%4 = srem i32 %A, %B
-Similarly for udiv/urem.
+Similarly for udiv/urem. Note that this shouldn't be done on X86 or ARM,
+which can do this in a single operation (instruction or libcall). It is
+probably best to do this in the code generator.
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