From: "Frank Ch. Eigler" <fche@redhat.com>
To: Ben Elliston <bje@redhat.com>
Cc: cgen@sources.redhat.com
Subject: Re: simulation; vliw targets; writeback tracking bitstring overflow
Date: Sun, 28 Jan 2001 20:04:00 -0000 [thread overview]
Message-ID: <20010128230442.A10997@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.31.0101291324390.23345-100000@moshpit.cygnus.com>
Hi -
On Mon, Jan 29, 2001 at 01:25:40PM +1000, Ben Elliston wrote:
: Anyway, this needs to get fixed. A couple of alternatives are:
:
: - widening the bitfield to "unsigned long long"
: - adopting a separate per-field indicator variable
: - (since I'm interested in sid -> C++) adopting a std::bitset<N> type
:
: What are the runtime memory requirements for moving to unsigned long long?
Effectively immeasurably small: an extra 4 bytes in an scache struct
and semantic function stack frame. It's not really a big issue either
way.
- FChE
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prev parent reply other threads:[~2001-01-28 20:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-01-25 14:40 Frank Ch. Eigler
2001-01-28 19:44 ` Ben Elliston
2001-01-28 20:04 ` Frank Ch. Eigler [this message]
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