[Bug ld/21569] [avr] Make avr.sc so generic that there is no need for avrtiny.sc.

[gjl at gcc dot gnu.org]

https://sourceware.org/bugzilla/show_bug.cgi?id=21569

--- Comment #1 from Georg-Johann Lay <gjl at gcc dot gnu.org> ---
Created attachment 10093
  --> https://sourceware.org/bugzilla/attachment.cgi?id=10093&action=edit
Proposed patch

ld/
        Genericize avr.sc so that it also works for avrtiny.

        * scripttempl/avrtiny.sc: Remove file.

        * Makefile.am (eavrtiny.c): Depend on avr.sc, no more on avrtiny.sc.
        * Makefile.in: Regenerate.
        * emulparams/avrtiny.sh (SCRIPT_NAME): Set var to "avr".
        (TEXT_ORIGIN): Remove var.
        (FUSE_NAME, FUSE_LENGTH, LOCK_LENGTH, SIGNATURE_LENGTH)
        (RODATA_PM_OFFSET): Set new vars.
        * emulparams/avr1.sh (FUSE_NAME, EEPROM_LENGTH, FUSE_LENGTH)
        (LOCK_LENGTH, SIGNATURE_LENGTH, USER_SIGNATURE_LENGTH): Set new vars.
        * emulparams/avr2.sh: Same.
        * emulparams/avr25.sh: Same.
        * emulparams/avr3.sh: Same.
        * emulparams/avr31.sh: Same.
        * emulparams/avr35.sh: Same.
        * emulparams/avr4.sh: Same.
        * emulparams/avr5.sh: Same.
        * emulparams/avr51.sh: Same.
        * emulparams/avr6.sh: Same.
        * emulparams/avrxmega1.sh: Same.
        * emulparams/avrxmega2.sh: Same.
        * emulparams/avrxmega3.sh: Same.
        * emulparams/avrxmega4.sh: Same.
        * emulparams/avrxmega5.sh: Same.
        * emulparams/avrxmega6.sh: Same.
        * emulparams/avrxmega7.sh: Same.
        * scripttempl/avr.sc (__EEPROM_REGION_LENGTH__): Only define
        if EEPROM_LENGTH is set.
        (MEMORY) [eeprom]: Same.
        (SECTIONS) [.eeprom]: Same for output section.
        (__USER_SIGNATURE_REGION_LENGTH__): Only define if
        USER_SIGNATURE_LENGTH is set.
        (MEMORY) [user_signatures]: Same.
        (SECTIONS) [.fuse]: Only define output section if FUSE_NAME = fuse.
        (SECTIONS) [.config]: Only define output section if FUSE_NAME = config.

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