Date: Tue, 03 Oct 2000 12:59:52 -0700 From: Cy Schubert - ITSD Open Systems Group <Cy.Schubert@uumail.gov.bc.ca> To: John Baldwin <jhb@FreeBSD.ORG> Cc: Cy Schubert - ITSD Open Systems Group <Cy.Schubert@uumail.gov.bc.ca>, freebsd-stable@FreeBSD.ORG Subject: Re: Strange GCC Error Message-ID: <200010032000.e93K01c12859@cwsys.cwsent.com> In-Reply-To: Your message of "Mon, 02 Oct 2000 16:33:09 PDT." <XFMail.001002163309.jhb@FreeBSD.org>
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In message <XFMail.001002163309.jhb@FreeBSD.org>, John Baldwin writes:
>
> On 30-Sep-00 Cy Schubert - ITSD Open Systems Group wrote:
> > I've been working on a PGP 6.5.8 port, however I get the following:
> >
> > gcc -O -pipe -DPGP_UNIX=1 -DPGP_COMPILER_GCC=1 -DHAVE_CONFIG_H
> > -DPGP_DEBUG=1 -DUNFINISHED_CODE_ALLOWED=1 -DUSE_PGP_LEAKS=1
> > -I../../.././unix -I../../.././pub/include -I../../.././priv/include
> > -I../../.././priv/include/opaque -I../../.././priv/external/unix/bsafe/i
> > nclude/unknown -I../../.././../pfl/common -I../../.././../pfl/common/pre
> > fs -I../../.././../pfl/common/file -I../../.././../pfl/common/util
> > -I../../.././../pfl/common/lthread -I../../.././../pfl/common/sorting
> > -I../../.././../pfl/unix -I. -c -o pgpRandomPool.o pgpRandomPool.c
> > pgpRandomPool.c: In function `pgpGlobalRandomPoolEntropyWasAdded':
> > pgpRandomPool.c:470: Invalid `asm' statement:
> > pgpRandomPool.c:470: fixed or forbidden register 0 (ax) was spilled for
> > class AREG.
> > pgpRandomPool.c: In function `sRandAddKeyEntropy':
> > pgpRandomPool.c:870: Invalid `asm' statement:
> > pgpRandomPool.c:870: fixed or forbidden register 0 (ax) was spilled for
> > class AREG.
> > gmake[4]: *** [pgpRandomPool.o] Error 1
> >
> > It appears that the following statement is the culprit:
> >
> >#define UMULH_32(r,a,b) __asm__("mull %2" : "=d"(r) : "%a"(a), "mr"(b)
> >: "ax")
>
> Take out the final ': "ax"'. The %ax (or rather, since it is a mull, %eax)
> register is already used due to the constraint on the 'a' parameter.
Thanks. That did the trick. I'll update my update to the PGP6 port
accordingly, after appropriate testing of course.
Regards, Phone: (250)387-8437
Cy Schubert Fax: (250)387-5766
Team Leader, Sun/DEC Team Internet: Cy.Schubert@osg.gov.bc.ca
Open Systems Group, ITSD, ISTA
Province of BC
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