> From: Tom Marchant <[email protected]> > I would expect that the code that you shown below would stall the > pipeline for every XR instruction. Why? because they all use the > same register. I wouldn't consider 128 million instructions to be > "truly huge"
both instructions are pipeline stalls - both change a register. but because each changes a different register, does that mean they run simultaneously, i.e. in parallel? ----------------------------------------- The information contained in this communication (including any attachments hereto) is confidential and is intended solely for the personal and confidential use of the individual or entity to whom it is addressed. If the reader of this message is not the intended recipient or an agent responsible for delivering it to the intended recipient, you are hereby notified that you have received this communication in error and that any review, dissemination, copying, or unauthorized use of this information, or the taking of any action in reliance on the contents of this information is strictly prohibited. If you have received this communication in error, please notify us immediately by e-mail, and delete the original message. Thank you
