Hi, Can i get the basic information about applying peephole optimizations when porting gcc for a new processor. Also how to generate single instruction in assembly for complex instructions like MAC( multiply and accumulate) instead of two instructions( mul and add seperate). Thanks -- View this message in context: http://old.nabble.com/How-to-go-for-peephole-optimizations-tp27702216p27702216.html Sent from the gcc - Help mailing list archive at Nabble.com.