From: Luke Kenneth Casson Leighton Date: Sun, 9 Dec 2018 12:23:20 +0000 (+0000) Subject: scoreboard update X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9e569f1612598e7260ce23ca733c6a381002c053;p=crowdsupply.git scoreboard update --- diff --git a/updates/004_2018dec06_microarchitecture_cont.mdwn b/updates/004_2018dec06_microarchitecture_cont.mdwn index c4d5542..51e02b5 100644 --- a/updates/004_2018dec06_microarchitecture_cont.mdwn +++ b/updates/004_2018dec06_microarchitecture_cont.mdwn @@ -141,7 +141,8 @@ to identify and make clear that the CDC 6600's register file is designed with "write-through" capability, i.e. that a register that's written will go through *on the same clock cycle* to a "read" request. This makes the 6600's register file pretty much synonymous with the Tomasulo -Algorithm "Common Data Bus". +Algorithm "Common Data Bus". This same-cycle feature *also provides +operand forwarding for free*! So this is just amazing. Let's recap. It's 2018, there's absolutely zero Libre SoCs in existence anywhere on our planet of 8 billion people, and