Message-ID: <09e801c2e8ac$6685f830$0600000a@broadpark.no>
From: "Gisle Vanem" <giva AT bgnett DOT no>
To: "djgpp workers" <djgpp-workers AT delorie DOT com>
Subject: Getting CRx registers
Date: Wed, 12 Mar 2003 16:31:06 +0100
MIME-Version: 1.0
Content-Type: text/plain;
	charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
X-Priority: 3
X-MSMail-Priority: Normal
X-Mailer: Microsoft Outlook Express 6.00.2800.1123
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1123
Reply-To: djgpp-workers AT delorie DOT com

Is there a safe way to get the value of the Control Registers
(CR0-4) under CPL > 0?. Under Win-XP "movl %cr4,%eax" seems 
to be safe (i.e. doesn't crash), but return value is always 0. Under
plain DOS and CWSDMI it crashes.

I could probably use a SIGILL handler, but try to avoid it.

--
Gisle V.

Entropy isn't what it used to be.