Krazy Glew's Blog

Andy "Krazy" Glew is a computer architect, a long time poster on comp.arch ... and an evangelist of collaboration tools such as wikis, calendars, blogs, etc. Plus an occasional commentator on politics, taxes, and policy. Particularly the politics of multi-ethnic societies such as Quebec, my birthplace.

The content of this blog is my personal opinion. It is not that of my employer. See Disclaimer.

Photo credit: http://docs.google.com/View?id=dcxddbtr_23cg5thdfj

Friday, February 18, 2011

CSE (Common Subexpressions) in HW andSW

http://semipublic.comp-arch.net/wiki/CSE_(common_sub-expression) CSE is an optimization that recognizes common sub-expressions, and saves ...

Micro-optimization primitive instructions

http://semipublic.comp-arch.net/wiki/Micro-optimization_primitive_instructions By [[micro-optimization primitive instructions]] I mean in...

Saturday, February 12, 2011

RISC versus CISC

http://semipublic.comp-arch.net/wiki/RISC_versus_CISC * [[RISC (Reduced Instruction Set Computer)]] * [[CISC (Complicated Instruction Se...

Wednesday, February 09, 2011

Non-speculative or less speculative versus more speculative

http://semipublic.comp-arch.net/wiki/Non-speculative_or_less_speculative_versus_more_speculative When discussing [[speculative execution]]...

Skipahead Multithreading

http://semipublic.comp-arch.net/wiki/SkMT [[Skipahead multithreading (SkMT)]] is a form of [[speculative multithreading (SpMT)]] characte...

Sunday, February 06, 2011

Managing branch prediction history: copying short history versus pointing to large history

http://semipublic.comp-arch.net/wiki/Managing_branch_prediction_history:_copying_short_history_versus_pointing_to_large_history When [[bra...

Branch Prediction Stew

{{Terminology Term}} http://semipublic.comp-arch.net/wiki/Stew The [[stew]] is a form of history used by certain branch predictors. See...

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Andy "Krazy" Glew

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