On 8 March 2014 00:53, Owen Anderson <resistor at mac.com> wrote: > ISDOpcodes.h contains what documentation there is on the semantics of each > opcode. And TargetOpcodes.h for a few of the post-ISel ones (mostly they're in MachineInstr form, but you'll see them with -view-sched-dags, and occasionally before). Tim.