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- Path: comma.rhein.de!serpens!not-for-mail
- From: mlelstv@serpens.rhein.de (Michael van Elst)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: Amiga Memory Map Needed! / ExecBase
- Date: 14 Feb 1996 22:58:41 +0100
- Organization: dis-
- Message-ID: <4ftluh$qg8@serpens.rhein.de>
- References: <4ffdi7$rgc@news.cs.tu-berlin.de> <4fgpf5$f1q@serpens.rhein.de> <42116515@phoenix.owl.de>
- NNTP-Posting-Host: serpens.rhein.de
-
- "Frank Wille" <frank@phoenix.owl.de> writes:
-
- >I see two problems with AbsExecBase. It's in Chip-Ram,
-
- It is _now_ in Chip-RAM.
-
- >and accesses
- >will be much slower as if it was stored in a variable in 32-bit
- >Fast-Ram.
-
- Sure. That's why you want to copy it to a private variable. But this
- is pretty much independent on wether the pointer is kept in memory
- or passed in a register.
-
- >You will get an additional slowdown, when running a pro-
- >gram like Enforcer at the same time, which has to emulate all
- >accesses on $4.
-
- You always get this kind of slowdown when you access a protected data
- structure.
-
- --
- Michael van Elst
-
- Internet: mlelstv@serpens.rhein.de
- "A potential Snark may lurk in every tree."
-