Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-27 Thread James Cowgill
Control: reassign -1 src:linux 3.16.7-ckt9-2 Control: retitle -1 linux: mips sqrt.s instruction not emulated on Loongson processors Control: tags -1 fixed-upstream # Will be fixed in 4.1 On Tue, 2015-05-26 at 20:21 +0300, Aaro Koskinen wrote: On Tue, May 26, 2015 at 10:13:35AM +0100, James

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-26 Thread James Cowgill
On Sun, 2015-05-24 at 22:32 +0300, Aaro Koskinen wrote: On Fri, May 22, 2015 at 11:00:18PM +0100, James Cowgill wrote: On Sat, 2015-05-23 at 00:04 +0300, Aaro Koskinen wrote: On Fri, May 22, 2015 at 05:27:14PM +0100, James Cowgill wrote: Yep it's a hardware problem. The following

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-26 Thread Aaro Koskinen
Hi, On Tue, May 26, 2015 at 10:13:35AM +0100, James Cowgill wrote: On Sun, 2015-05-24 at 22:32 +0300, Aaro Koskinen wrote: On Fri, May 22, 2015 at 11:00:18PM +0100, James Cowgill wrote: On Sat, 2015-05-23 at 00:04 +0300, Aaro Koskinen wrote: On Fri, May 22, 2015 at 05:27:14PM +0100,

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-25 Thread John Long
On Fri, May 22, 2015 at 04:41:51PM +0200, Ole Streicher wrote: Dear Mailing list, a few weeks ago, I found a problem that I thought is related to gfortran; however I am unsure whether this is really the case. http://bugs.debian.org/781892 Basically it burns down to the following minimal

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-24 Thread Aaro Koskinen
Hi, On Fri, May 22, 2015 at 11:00:18PM +0100, James Cowgill wrote: On Sat, 2015-05-23 at 00:04 +0300, Aaro Koskinen wrote: On Fri, May 22, 2015 at 05:27:14PM +0100, James Cowgill wrote: Yep it's a hardware problem. The following assembly dies (raises SIGILL) at 'sqrt.s' on the Loongsons

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-22 Thread James Cowgill
On Sat, 2015-05-23 at 00:04 +0300, Aaro Koskinen wrote: Hi, On Fri, May 22, 2015 at 05:27:14PM +0100, James Cowgill wrote: Yep it's a hardware problem. The following assembly dies (raises SIGILL) at 'sqrt.s' on the Loongsons and works everywhere else: === .set mips2

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-22 Thread Aaro Koskinen
Hi, On Fri, May 22, 2015 at 05:27:14PM +0100, James Cowgill wrote: Yep it's a hardware problem. The following assembly dies (raises SIGILL) at 'sqrt.s' on the Loongsons and works everywhere else: === .set mips2 .text .global main .type main, @function

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-22 Thread Ole Streicher
Dear Mailing list, a few weeks ago, I found a problem that I thought is related to gfortran; however I am unsure whether this is really the case. http://bugs.debian.org/781892 Basically it burns down to the following minimal code on eder.debian.org: (sid_mipsel-dchroot)olebole@eder:~$ cat

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-22 Thread James Cowgill
On Fri, 2015-05-22 at 16:41 +0200, Ole Streicher wrote: Dear Mailing list, a few weeks ago, I found a problem that I thought is related to gfortran; however I am unsure whether this is really the case. http://bugs.debian.org/781892 Basically it burns down to the following minimal code

Bug#781892: (Hardware?) problem with denormal values on mipsel

2015-05-22 Thread James Cowgill
On Fri, 2015-05-22 at 16:12 +0100, James Cowgill wrote: On Fri, 2015-05-22 at 16:41 +0200, Ole Streicher wrote: Program received signal SIGILL: Illegal instruction. eder and all the other machines eso-midas has failed on are Loongson machines. I'll have a further investigate but I wouldn't