[fpc-devel] What is the best match for for -mfpu=fpv4-sp-d16 on fpc-arm?

[Michael Ring]

Compile compiler&rtl works again!

Michael

Am 12.04.20 um 17:35 schrieb Michael Ring via fpc-devel:
> Thanks, but unfortunately this created some issues, both when I build 
> plain armv6m/armv7em embedded compiler+rtl and my freertos target 
> (Errors are the same)
>
> armv6m embedded from trunk compiling without -Cf flag:
>
> /Users/ring/fpcupdeluxe/fpc/bin/x86_64-darwin/ppcarm -Cparmv6m -Ur 
> -Tembedded -Parm -XParm-embedded- -Xr -Ur -Xs -O2 -n -Fi../inc 
> -Fi../arm -FD/Users/ring/fpcupdeluxe/fpc/bin/x86_64-darwin -FE. 
> -FU/Users/ring/devel/fpc/rtl/units/arm-embedded -vw-n-h-l-d-u-t-p-c- 
> -ap -darm -dRELEASE ../inc/iso7185.pp
> iso7185.pp(267,13) Fatal: Internal error 2009112404
>
> armv7em compiling with -CfFPV4_SP_D16
>
> /Library/Developer/CommandLineTools/usr/bin/make -C embedded all
> /Users/ring/fpcupdeluxe/fpc/bin/x86_64-darwin/ppcarm -Cparmv7em -Ur 
> -Tembedded -Parm -XParm-embedded- -Xr -Ur -Xs -O2 -n -Fi../inc 
> -Fi../arm -FD/Users/ring/fpcupdeluxe/fpc/bin/x86_64-darwin -FE. 
> -FU/Users/ring/devel/fpc/rtl/units/arm-embedded -vw-n-h-l-d-u-t-p-c- 
> -ap -CfFPV4_SP_D16 -darm -dRELEASE  -Us -Sg system.pp @system.cfg
> {standard input}: Assembler messages:
> {standard input}:19643: Error: selected FPU does not support 
> instruction -- `vmov d0,r0,r1'
>
> {standard input}:19659: Error: selected FPU does not support 
> instruction -- `vmov d0,r0,r1'
>
>
> Compiling the compiler+rtl worked fine before applying the following 
> changes:
>
> Updating 6d7560f142..94d20ceb05
> Fast-forward
>  compiler/arm/aasmcpu.pas  |  1 +
>  compiler/arm/cgcpu.pas    | 43 
> +++++++++++++++++++++++++++----------------
>  compiler/arm/cpuinfo.pas  | 40 ++++++++++++++++++++++------------------
>  compiler/arm/narmadd.pas  |  6 +++---
>  compiler/arm/narmcnv.pas  |  6 +++---
>  compiler/arm/narminl.pas  | 12 ++++++------
>  compiler/arm/narmmat.pas  |  4 ++--
>  compiler/arm/narmutil.pas |  1 +
>  compiler/globals.pas      |  1 +
>  9 files changed, 66 insertions(+), 48 deletions(-)
>
>
> In case you need the freertos target, it is here, work in progress, I 
> am now creating freertos bindings:
>
>
> http://temp.michael-ring.org/targetarmfreertos.patch
>
>
> Am 12.04.20 um 16:26 schrieb Florian Klämpfl:
>> Am 12.04.20 um 14:13 schrieb Michael Ring via fpc-devel:
>>> Thank you very much for your effort!
>>
>> I added FPV4_SP_D16.
>> _______________________________________________
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