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<div class="moz-cite-prefix">BSP is leon2 and these are my GCC
options:<br>
<br>
<small>-specs bsp-specs -qrtems -mcpu=V8</small><br>
<br>
BCC is inteded as sparc-elf-gcc.<br>
I don't use RCC, it was just to identify my rtems compiler<br>
which is sparc-rtems4.11-g++<br>
<br>
Luca<br>
<br>
Il 29/11/2013 13:29, Sebastian Huber ha scritto:<br>
</div>
<blockquote cite="mid:529888B4.8050509@embedded-brains.de"
type="cite">Hello,
<br>
<br>
On 2013-11-29 13:20, Luca Cinquepalmi wrote:
<br>
<blockquote type="cite">I'm not yet able to use FLOATING POINT
coprocessor in my sparc architecture.
<br>
I configured my system.h by inserting
<br>
<br>
#define|CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_FLOATING_POINT|
<br>
<br>
but alway the same trap appears:
<br>
<br>
Unexpected trap(0 x4) ... fp disabled
<br>
</blockquote>
<br>
which BSP do you use and with which GCC options did you build the
BSP?
<br>
<br>
<blockquote type="cite">I don't want to use -msoft-float flag
option because I don't use
<br>
it when I compile with BCC instead of RCC and it does work
without any problems.
<br>
</blockquote>
<br>
What is BCC? For RCC support you should probably ask Aeroflex
Gaisler.
<br>
<br>
<br>
</blockquote>
<br>
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