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Re: Stack ILP issues (Was: Slow recursive functions
- From: "Mladen Adamovic" <adamm at etfbl dot net>
- To: Ian Rogers <ian dot rogers at manchester dot ac dot uk>
- Cc: java at gcc dot gnu dot org
- Date: Wed, 17 Aug 2005 13:39:59 +0200
- Subject: Re: Stack ILP issues (Was: Slow recursive functions
- References: <20050817080950.M41443@etfbl.net> <4302FED2.4050102@manchester.ac.uk>
On Wed, 17 Aug 2005 10:09:38 +0100, Ian Rogers wrote
> The best place to read up on this are the Intel and AMD optimization
> guides.
Not really, but I found that stack instructions exploit ILP in Hammer :
http://www.chip-architect.com/news/2001_10_02_Hammer_microarchitecture.html
If I understand clearly Hammer (Athlon64, AFFAIK) calculate ESP register in
advance to exploit ILP for stack operations.
Mladen Adamovic
home page: http://home.blic.net/adamm