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* Re: target/5700: [ARM, 2.95] __umodsi3 yields wrong answer
@ 2002-04-23 8:11 rearnsha
0 siblings, 0 replies; 2+ messages in thread
From: rearnsha @ 2002-04-23 8:11 UTC (permalink / raw)
To: gcc-bugs, gcc-prs, nobody, pb, rearnsha
Synopsis: [ARM, 2.95] __umodsi3 yields wrong answer
Responsible-Changed-From-To: unassigned->rearnsha
Responsible-Changed-By: rearnsha
Responsible-Changed-When: Tue Apr 23 08:11:22 2002
Responsible-Changed-Why:
.
State-Changed-From-To: open->closed
State-Changed-By: rearnsha
State-Changed-When: Tue Apr 23 08:11:22 2002
State-Changed-Why:
The patch is probably correct, but the 2.95 branch is no-longer
being maintained.
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=5700
^ permalink raw reply [flat|nested] 2+ messages in thread
* target/5700: [ARM, 2.95] __umodsi3 yields wrong answer
@ 2002-02-15 6:16 pb
0 siblings, 0 replies; 2+ messages in thread
From: pb @ 2002-02-15 6:16 UTC (permalink / raw)
To: gcc-gnats
>Number: 5700
>Category: target
>Synopsis: [ARM, 2.95] __umodsi3 yields wrong answer
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: unassigned
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Fri Feb 15 06:16:01 PST 2002
>Closed-Date:
>Last-Modified:
>Originator: pb@nexus.co.uk
>Release: 2.95 branch
>Organization:
>Environment:
>Description:
This code prints "40000000", which is clearly incorrect.
main()
{
unsigned long __umodsi3(unsigned long, unsigned long);
unsigned long a = __umodsi3(0xC0000000, 2);
printf("%x\n", a);
}
>How-To-Repeat:
>Fix:
Probably this change:
2000-08-22 Nick Clifton <nickc@redhat.com>
* config/arm/lib1funcs.asm (__umodsi3): Before performing any
restorative additions, test for bottom bits of IP being set,
rather than relying upon the RORs not matching.
(__modsi3): Ditto.
>Release-Note:
>Audit-Trail:
>Unformatted:
^ permalink raw reply [flat|nested] 2+ messages in thread
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2002-04-23 8:11 target/5700: [ARM, 2.95] __umodsi3 yields wrong answer rearnsha
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2002-02-15 6:16 pb
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