arm1136 support on CURRENT

Wed Oct 30 09:19:20 UTC 2019

Hi

This is error message.

Why use VFP by armv6-soft ?

cc -target armv6-gnueabi-freebsd13.0 --sysroot=/usr/home/hiroki/zobj/usr/home/hi

roki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.armv6/tmp -B/usr/home/hiroki/zobj/u
sr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.armv6/tmp/usr/bin -O2 -pi
pe -mfloat-abi=softfp -mfloat-abi=softfp -DNDEBUG -g -std=gnu99 -Wno-format-zero
-length -Wsystem-headers -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict
-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwri
te-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align -Wchar-subscripts -
Winline -Wnested-externs -Wredundant-decls -Wold-style-definition -Wno-pointer-s
ign -Wmissing-variable-declarations -Wthread-safety -Wno-empty-body -Wno-string-
plus-int -Wno-unused-const-variable -Qunused-arguments    -o cat.full cat.o  
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dcmpun_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dmul_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dcmplt_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_f2iz_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dcmpge_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fdiv_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_i2d_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fcmpun_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_i2f_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fcmple_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fcmpgt_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fmul_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fsub_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dcmple_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dcmpeq_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dadd_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_f2d_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dcmpgt_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fadd_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fcmpeq_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_d2iz_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_dsub_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fcmplt_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_ddiv_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_d2f_vfp'
/usr/home/hiroki/zobj/usr/home/hiroki/ZRouter/tmp/usr/home/hiroki/freebsd/arm.ar
mv6/tmp/lib/libc.so.7: undefined reference to `__aeabi_fcmpge_vfp'
cc: error: linker command failed with exit code 1 (use -v to see invocation)
*** Error code 1

----- Original Message -----
> From: Mori Hiroki <yamori813 at yahoo.co.jp>
> To: Ian Lepore <ian at freebsd.org>; "freebsd-arm at freebsd.org" <freebsd-arm at freebsd.org>
> Cc: 
> Date: 2019/10/29, Tue 18:33
> Subject: Re: arm1136 support on CURRENT
> 
> Hi
> 
> I seem this is VFP issue.
> 
> Comcerto 1000 is arm1136J-S. It's don't have VFP.
> 
> 
> I don't set VFP option in kernel build. Then kernel is work fine.
> 
> But user land use VFP.
> 
> I try to CPUTYPE=armv6-soft, then build is fail.
> 
> I want build arm1136J-S user land same as armv5t.
> 
> Thanks
> 
> Hiroki Mori
> 
> 
> ----- Original Message -----
>>  From: Ian Lepore <ian at freebsd.org>
>>  To: Mori Hiroki <yamori813 at yahoo.co.jp>; 
> "freebsd-arm at freebsd.org" <freebsd-arm at freebsd.org>
>>  Cc: 
>>  Date: 2019/10/9, Wed 23:43
>>  Subject: Re: arm1136 support on CURRENT
>> 
>>  On Wed, 2019-10-09 at 18:22 +0900, Mori Hiroki wrote:
>>>   Hi
>>> 
>>>   I try to Mindspeed Comcerto 1000 on CURRENT.
>>> 
>>>   Comcerto 1000 is arm1136.
>>> 
>>>   I write timer and pic code in kernel.
>>> 
>>>   http://dmesgd.nycbug.org/index.cgi?do=view&id=5136 
>>> 
>>> 
>>>   Now single user sh is crash.
>>> 
>>>   arm.armv6 clang default is 1176. But I want
>>>   comple on 1136.
>>> 
>>>   How to comple on 1136 on arm.armv6 ?
>>> 
>>>   Regards
>>> 
>>> 
>> 
>>  I don't speak officially for the freebsd project when saying this, but
>>  I don't believe we will ever support compiling for the 1136 or any
>>  other armv6 platform besides the original RPi.  There have been
>>  increasing calls for dropping current support for armv6 and the 1176
>>  chip completely.  (Full disclosure: I am one of the people constantly
>>  pushing to drop armv6 support.)
>> 
>>  As a practical matter:  Already, nobody is willing to work on
>>  continuing support for armv6 and the 1176 chip, so it's almost certain
>>  that nobody is going to put any effort into supporting different v6
>>  chips.
>> 
>>  -- Ian
>> 
> 
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