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Re: Stacks & registers
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From:
Alan Burlison
Date:
May 23, 2001 15:57
Subject:
Re: Stacks & registers
Message ID:
3B0C4046.7D1E5843@uk.sun.com
Uri Guttman wrote:
> but indexing directly into a stack frame is effectively a register
> window. the problem is that you need to do an indirection through the
> window base for every access and that is slow in software (but free in
> hardware).
Not quite - a register window system has real registers, it's just at some
point they may end up in memory. That's not the same as indexing into
memory on every access.
Alan Burlison
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