Commit Graph

2 Commits

Author SHA1 Message Date
Georg-Johann Lay
6490dc678b Replace multiple AVR scripts with a single, customizable linker script.
PR ld/21569
        * 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.
2017-06-13 16:50:26 +01:00
Barney Stratford
f36e88862f Add support for the AVR Tiny series of microcontrollers.
* archures.c: add avrtiny architecture for avr target.
	* bfd-in2.h: Regenerate.
	* cpu-avr.c (arch_info_struct): add avrtiny arch info.
	* elf32-avr.c (elf_avr_howto_table): new relocation R_AVR_LDS_STS_16
	added for 16 bit LDS/STS instruction of avrtiny arch.
	(avr_reloc_map): reloc R_AVR_LDS_STS_16 is mapped to
	BFD_RELOC_AVR_LDS_STS_16.
	(bfd_elf_avr_final_write_processing): select machine number avrtiny arch.
	(elf32_avr_object_p): set machine number for avrtiny arch.
	* libbfd.h: Regenerate.
	* reloc.c: Add documentation for BFD_RELOC_AVR_LDS_STS_16 reloc.

         * config/tc-avr.c (mcu_types): Add avrtiny arch.
	Add avrtiny arch devices attiny4, attiny5, attiny9, attiny10, attiny20
	and attiny40.
	(md_show_usage): Add avrtiny arch in usage message.
	(avr_operand): validate and issue error for invalid register for avrtiny.
	add new reloc exp for 16 bit lds/sts instruction.
	(md_apply_fix): check 16 bit lds/sts operand for out of range and encode.
	(md_assemble): check ISA for arch and issue diagnostic.

	* include/elf/avr.h (E_AVR_MACH_AVRTINY): define avrtiny machine number.
	(R_AVR_LDS_STS_16): define 16 bit lds/sts reloc number.
	* include/opcode/avr.h (AVR_ISA_TINY): define avrtiny specific ISA.
	(AVR_ISA_2xxxa): define ISA without LPM.
	(AVR_ISA_AVRTINY): define avrtiny arch ISA.
	Add doc for contraint used in 16 bit lds/sts.
	Adjust ISA group for icall, ijmp, pop and push.
	Add 16 bit lds/sts encoding and update 32 bit lds/sts constraints.
	* opcodes/avr-dis.c (avr_operand): Handle constraint j for 16 bit lds/sts.
	(print_insn_avr): do not select opcode if insn ISA is avrtiny and machine
	is not avrtiny.

	* Makefile.am (ALL_EMULATION_SOURCES): add avrtiny emulation source.
	(eavrtiny.c): add rules for avrtiny emulation source.
	* Makefile.in: Regenerate.
	* configure.tgt: Add avrtiny to avr target emulations.
	* scripttempl/avrtiny.sc: New file.
	linker script template for avrtiny arch.
	* emulparams/avrtiny.sh: New file.
	emulation parameters for avrtiny arch.
2014-07-01 10:20:17 +01:00