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From: bobduff@world.std.com (Robert A Duff)
Subject: Re: Question about base types
Date: 1997/01/28
Date: 1997-01-28T00:00:00+00:00	[thread overview]
Message-ID: <E4qCK4.E6y@world.std.com> (raw)
In-Reply-To: 32ECD6B6.3B5A@elca-matrix.ch


In article <32ECD6B6.3B5A@elca-matrix.ch>,
Mats Weber  <Mats.Weber@elca-matrix.ch> wrote:
>For 1 .. 10, the compiler is quite likely to choose <min> = -128 and
><max> = 127 in order to store your type in a single byte.

The compiler can choose -2**31..2**31-1 for the base range, and still
store variables of subtype T in a single byte.  This makes sense if the
machine has a load instruction that takes a single byte from memory and
puts it in a 32-bit register.

- Bob




  reply	other threads:[~1997-01-28  0:00 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1997-01-26  0:00 Question about base types Matthew Heaney
1997-01-27  0:00 ` Robert A Duff
1997-01-30  0:00   ` Matthew Heaney
1997-01-30  0:00     ` Matthew Heaney
1997-01-30  0:00     ` Robert Dewar
1997-01-30  0:00       ` Matthew Heaney
     [not found]     ` <EACHUS.97Feb3221558@spectre.mitre.org>
     [not found]       ` <dewar.855063927@merv>
     [not found]         ` <EACHUS.97Feb6145918@spectre.mitre.org>
     [not found]           ` <dewar.855276722@merv>
1997-02-07  0:00             ` Mats Weber
1997-02-08  0:00               ` Robert Dewar
1997-02-10  0:00                 ` Mats Weber
1997-02-11  0:00                   ` Robert Dewar
     [not found]         ` <32FB45D4.2160@watson.ibm.com>
1997-02-10  0:00           ` Robert Dewar
1997-02-08  0:00   ` Robert Dewar
1997-02-09  0:00     ` Matthew Heaney
1997-02-09  0:00       ` Robert Dewar
1997-02-09  0:00         ` Matthew Heaney
1997-02-10  0:00           ` Robert Dewar
1997-02-10  0:00       ` Larry Kilgallen
1997-02-11  0:00   ` Robert I. Eachus
1997-02-12  0:00     ` Robert Dewar
1997-01-27  0:00 ` Mats Weber
1997-01-28  0:00   ` Robert A Duff [this message]
1997-01-29  0:00   ` Robert Dewar
1997-01-28  0:00 ` Robert I. Eachus
1997-01-28  0:00   ` Mats Weber
1997-01-29  0:00 ` Robert I. Eachus
1997-01-30  0:00   ` Robert A Duff

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