Path: utzoo!attcan!uunet!husc6!ukma!gatech!amdcad!tim From: tim@amdcad.AMD.COM (Tim Olson) Newsgroups: comp.arch Subject: Re: RISC machines and scoreboarding Message-ID: <22196@amdcad.AMD.COM> Date: 23 Jun 88 21:08:44 GMT References: <1082@nud.UUCP> <22147@amdcad.AMD.COM> <1095@nud.UUCP> Reply-To: tim@delirun.amd.com (Tim Olson) Organization: Advanced Micro Devices Lines: 23 Summary: Expires: Sender: Followup-To: In article <1095@nud.UUCP> tom@nud.UUCP (Tom Armistead) writes: | [ Concerning different method of handling stale registers ] | >value to be written into the register file. This method has the benefit | >of integrating closely with the forwarding logic. | | The scoreboard method can allow register forwarding also. | -- | Just a few more bits in the stream. | | The Sneek Can you elaborate a bit? Forwarding requires that you also know which functional unit(s) to forward from -- don't you need other hardware than the scoreboard bits for this? -- Tim Olson Advanced Micro Devices (tim@delirun.amd.com) -- -- Tim Olson Advanced Micro Devices (tim@delirun.amd.com)