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?
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