<div dir="auto"><div><br><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Aug 14, 2019, 8:09 PM Joel Sherrill <<a href="mailto:joel@rtems.org">joel@rtems.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Wed, Aug 14, 2019 at 9:35 AM Vaibhav Gupta <<a href="mailto:vaibhavgupta40@gmail.com" target="_blank" rel="noreferrer">vaibhavgupta40@gmail.com</a>> wrote:<br>
><br>
> You are also getting same error :(<br>
> I thought problem is with my system/laptop and was trying to correct things.<br>
> Should we take the discussion to newlib?<br>
<br>
I would like Jiri and Hesham to chime in on the next step. I don't<br>
know the RISC-V<br>
well enough to say if this is a bug in risc-v fenv or not.<br></blockquote></div></div><div dir="auto">Okay</div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
Keep plugging at another architecture.<br></blockquote></div></div><div dir="auto">On that!</div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
--joel<br>
<br>
><br>
> Vaibhav Gupta<br>
><br>
> On Wed, Aug 14, 2019 at 7:51 PM Joel Sherrill <<a href="mailto:joel@rtems.org" target="_blank" rel="noreferrer">joel@rtems.org</a>> wrote:<br>
>><br>
>><br>
>> I ran it on sis built from the git repository. Unfortunately, the output doesn't match that I got on Linux.<br>
>><br>
>> =============================<br>
>> $ ~/sis-riscv/install/bin/sis -riscv -gdb<br>
>><br>
>> SIS - SPARC/RISCV instruction simulator 2.17, copyright Jiri Gaisler 2019<br>
>> Bug-reports to <a href="mailto:jiri@gaisler.se" target="_blank" rel="noreferrer">jiri@gaisler.se</a><br>
>><br>
>> RISCV emulation enabled, 1 cpus online, delta 50 clocks<br>
>><br>
>> gdb: listening on port 1234 connected<br>
>> X40000000,0:#72<br>
>><br>
>><br>
>> *** BEGIN OF TEST PSXFENV 01 ***<br>
>> *** TEST VERSION: 5.0.0.a4d7e4cee77d16b0e34ef543f0804e7eb2954137<br>
>> *** TEST STATE: EXPECTED-PASS<br>
>> *** TEST BUILD: RTEMS_POSIX_API<br>
>> *** TEST TOOLS: 9.1.0 20190503 (RTEMS 5, RSB be90fb89678206e469f2f9189eb290cec49fd827, Newlib 6661a67)<br>
>><br>
>> Divide by zero and confirm fetestexcept().<br>
>><br>
>> 8<br>
>> 0<br>
>> 1<br>
>><br>
>> *** END OF TEST PSXFENV 01 ***<br>
>><br>
>><br>
>> *** FATAL ***<br>
>> fatal source: 5 (RTEMS_FATAL_SOURCE_EXIT)<br>
>> fatal code: 0 (0x00000000)<br>
>> RTEMS version: 5.0.0.a4d7e4cee77d16b0e34ef543f0804e7eb2954137<br>
>> RTEMS tools: 9.1.0 20190503 (RTEMS 5, RSB be90fb89678206e469f2f9189eb290cec49fd827, Newlib 6661a67)<br>
>> executing thread ID: 0x08a010001<br>
>> executing thread name: UI1<br>
>> =============================<br>
>> On Wed, Aug 14, 2019 at 7:55 AM Vaibhav Gupta <<a href="mailto:vaibhavgupta40@gmail.com" target="_blank" rel="noreferrer">vaibhavgupta40@gmail.com</a>> wrote:<br>
>>><br>
>>><br>
>>><br>
>>> On Wed, Aug 14, 2019 at 6:22 PM Hesham Almatary <<a href="mailto:heshamelmatary@gmail.com" target="_blank" rel="noreferrer">heshamelmatary@gmail.com</a>> wrote:<br>
>>>><br>
>>>> On Sun, 11 Aug 2019 at 16:49, Vaibhav Gupta <<a href="mailto:vaibhavgupta40@gmail.com" target="_blank" rel="noreferrer">vaibhavgupta40@gmail.com</a>> wrote:<br>
>>>> ><br>
>>>> > Configure command I used to build BSP:<br>
>>>> > ==============================================<br>
>>>> > $ /home/varodek/development/rtems/kernel/rtems/configure --prefix=/home/varodek/development/rtems/5 --enable-maintainer-mode --target=riscv-rtems5 --enable-rtemsbsp=rv32imac --enable-tests --enable-posix --disable-networking --enable-cxx RISCV_ENABLE_HTIF_SUPPORT=1<br>
>>>> > ==============================================<br>
>>>> > .<br>
>>>> RISCV_ENABLE_HTIF_SUPPORT=1 should only be used if you're going to run<br>
>>>> on a Spike platform. I see you're using virt below<br>
>>><br>
>>> Yah this was the time I was doing all kind of experiments to run the hello world thing.<br>
>>> I have disabled HTIF now.<br>
>>>><br>
>>>><br>
>>>> > .<br>
>>>> > .<br>
>>>> > .<br>
>>>> > Qemu command I used to run test:<br>
>>>> > ==============================================<br>
>>>> > $ qemu-system-riscv32 -no-reboot -nographic -machine virt -m 256M -kernel psxfenv01.exe<br>
>>>> > ==============================================<br>
>>>> > .<br>
>>>> > .<br>
>>>> > .<br>
>>>> > .<br>
>>>> > Makefile.am<br>
>>>> > ==============================================<br>
>>>> > + if TEST_psxfenv01<br>
>>>> > + psx_tests += psxfenv01<br>
>>>> > + psxfenv01_SOURCES = psxfenv01/init.c<br>
>>>> > + psxfenv01_CPPFLAGS = $(AM_CPPFLAGS) $(TEST_FLAGS_psxfenv01) \<br>
>>>> > + $(support_includes)<br>
>>>> > + psxfenv01_LDADD = -lm $(LDADD)<br>
>>>> > + endif<br>
>>>> > +<br>
>>>> > ==============================================<br>
>>>> ><br>
>>>> > On Sun, Aug 11, 2019 at 8:36 PM Vaibhav Gupta <<a href="mailto:vaibhavgupta40@gmail.com" target="_blank" rel="noreferrer">vaibhavgupta40@gmail.com</a>> wrote:<br>
>>>> >><br>
>>>> >> My code of testsuite:<br>
>>>> >> ===============================================<br>
>>>> >> /* Test 'FE_DIVBYZERO' */<br>
>>>> >> puts( "\nDivide by zero and confirm fetestexcept()." );<br>
>>>> >> a = 0.0;<br>
>>>> >> b = 1.0;<br>
>>>> >> c = b/a;<br>
>>>> >> printf("\n%d",FE_DIVBYZERO);<br>
>>>> >> fegetexceptflag(&excepts,FE_ALL_EXCEPT);<br>
>>>> >> printf("\n%d",excepts);<br>
>>>> >> r = feraiseexcept(FE_DIVBYZERO);<br>
>>>> >> printf("\n%d\n",r);<br>
>>>> >> rtems_test_assert( fetestexcept( FE_DIVBYZERO ) );<br>
>>>> >> ==============================================<br>
>>>> >> OUTPUT<br>
>>>> >> ==============================================<br>
>>>> >> Divide by zero and confirm fetestexcept().<br>
>>>> >><br>
>>>> >> 8<br>
>>>> >> 0<br>
>>>> >> 1<br>
>>>> >> /home/varodek/development/rtems/kernel/rtems/c/src/../../testsuites/psxtests/psxfenv01/init.c: 84 fetestexcept( FE_DIVBYZERO )<br>
>>>> >> ==============================================<br>
>>>> >> EXPECTED OUTPUT<br>
>>>> >> ==============================================<br>
>>>> >> Divide by zero and confirm fetestexcept().<br>
>>>> >><br>
>>>> >> 8<br>
>>>> >> 8<br>
>>>> >> 0<br>
>>>> >> ==============================================<br>
>>>> >> - fetestexcept( FE_DIVBYZERO ), should return a non-zero value as division-by-zero was performed.<br>
>>>> >> .<br>
>>>> >> - feraiseexcept(FE_DIVBYZERO); is also not working. It should return zero when successful<br>
>>>> >> .<br>
>>>> >> ==============================================<br>
>>>> >><br>
>>>> >> Thank You<br>
>>>> >> Vaibhav Gupta<br>
>>>> >><br>
>>>> > _______________________________________________<br>
>>>> > devel mailing list<br>
>>>> > <a href="mailto:devel@rtems.org" target="_blank" rel="noreferrer">devel@rtems.org</a><br>
>>>> > <a href="http://lists.rtems.org/mailman/listinfo/devel" rel="noreferrer noreferrer" target="_blank">http://lists.rtems.org/mailman/listinfo/devel</a><br>
>>>><br>
>>>> --<br>
>>>> Hesham<br>
>>><br>
>>> _______________________________________________<br>
>>> devel mailing list<br>
>>> <a href="mailto:devel@rtems.org" target="_blank" rel="noreferrer">devel@rtems.org</a><br>
>>> <a href="http://lists.rtems.org/mailman/listinfo/devel" rel="noreferrer noreferrer" target="_blank">http://lists.rtems.org/mailman/listinfo/devel</a><br>
</blockquote></div></div></div>