...was funny looking at the first Itanium compilers output, it was almost always 1 real instrcution and 5 NOP's of course in some cases this turned a 1 byte x86 instructuon into a 32 byte instructon! For things that are parallel the CPU is ok, but the bottom line is that after more than 40 years of research, most programs can not be made parallel. As Dave Kuck an expert ...

...It was funny looking at the first Itanium compilers output, it was almost always 1 real instrcution and 5 NOP's of course in some cases this turned a 1 byte x86 instructuon into a 32 byte instructon! For things that are parallel the CPU is ok, but the bottom line is that after more than 40 years of research, most programs can not be made parallel. As Dave Kuck an expert in parallellism...