Displaying 1 result from an estimated 1 matches for "bef1cf9c".
2014 Mar 20
2
[LLVMdev] Function attribute for non-memory side effects?
I've got a library function which writes to external state, but which
does not update any location addressable from the code being compiled.
I'd like to mark this function as read only to enable store forwarding,
but I still need to model the side effect. (Otherwise, LLVM will happily
remove any calls to the function since it returns void.)
Does LLVM have a mechanism to describe