[fpc-devel] Error building xtensa rtl

[Florian Klämpfl]

Am 28.03.20 um 21:33 schrieb Christo Crause via fpc-devel:
> When building the xtensa rtl with
> 
> make rtl FPC=~/fpc/3.3.1/compiler/ppcrossxtensa CROSSOPT=-Cacall0 
> CPU_TARGET=xtensa OS_TARGET=embedded SUBARCH=esp8266 
> BINUTILSPREFIX=xtensa-lx106-elf-
> 
> the following errors are returned by as:
> /home/christo/fpc/3.3.1/rtl/units/xtensa-embedded/system.s: Assembler 
> messages:
> /home/christo/fpc/3.3.1/rtl/units/xtensa-embedded/system.s:203: Error: 
> unknown opcode or format name 'sext'
> /home/christo/fpc/3.3.1/rtl/units/xtensa-embedded/system.s:204: Error: 
> unknown opcode or format name 'sext'
> 
> When building with CROSSOPT=-Cawindowed as complains about other errors:
> /home/christo/fpc/3.3.1/rtl/units/xtensa-embedded/system.s: Assembler 
> messages:
> /home/christo/fpc/3.3.1/rtl/units/xtensa-embedded/system.s:11: Error: 
> unknown opcode or format name 'retw'
> 
> Any tips on how to build the xtensa rtl?

I didn't care about the call0 abi yet. Is it used by the esp8266?