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...anyway. You're probably best to intentionally detect those cases > and call the correct CreateXYZ function. > > Cheers. > > Tim. > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20150416/20d07fab/attachment.html>

Thanks, Tim. What I want to do is to change the scalar instructions to scalar ones. For example, if I have to the following one: %3 = fadd double %1, double %2 I want to change it into %6 = fadd <2 x double> %4, double %2. I understand that I can detect the operation first, and use "create" to create for each of them. But I don't if there is a generic way to do this because