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PR gas/2626

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* avr.h (AVR_ISA_2xxe): Define.

        * config/tc-avr.c (mcu_types): Change the ISA tyoe of the attiny26
        to AVR_ISA_2xxe.
        (avr_operand): Disallow post-increment addressing in the lpm
        instruction for the attiny26.
This commit is contained in:
Nick Clifton
2008-02-14 13:04:29 +00:00
parent ab1579fdaf
commit d669d37f8d
4 changed files with 24 additions and 3 deletions
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10
gas/config/tc-avr.c
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@@ -1,6 +1,6 @@
/* tc-avr.c -- Assembler code for the ATMEL AVR
Copyright 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
Copyright 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007, 2008
Free Software Foundation, Inc.
Contributed by Denis Chertykov <denisc@overta.ru>
@@ -77,7 +77,7 @@ static struct mcu_type_s mcu_types[] =
{"at90s2333", AVR_ISA_2xxx, bfd_mach_avr2}, /* XXX -> 4433 */
{"at90s2343", AVR_ISA_2xxx, bfd_mach_avr2},
{"attiny22", AVR_ISA_2xxx, bfd_mach_avr2}, /* XXX -> 2343 */
{"attiny26", AVR_ISA_2xxx, bfd_mach_avr2},
{"attiny26", AVR_ISA_2xxe, bfd_mach_avr2},
{"at90s4433", AVR_ISA_2xxx, bfd_mach_avr2},
{"at90s4414", AVR_ISA_2xxx, bfd_mach_avr2}, /* XXX -> 8515 */
{"at90s4434", AVR_ISA_2xxx, bfd_mach_avr2}, /* XXX -> 8535 */
@@ -765,6 +765,12 @@ avr_operand (struct avr_opcodes_s *opcode,
++str;
op_mask |= 1;
}
/* attiny26 can do "lpm" and "lpm r,Z" but not "lpm r,Z+". */
if (!avr_opt.all_opcodes
&& (op_mask & 0x0001)
&& !(avr_mcu->isa & AVR_ISA_MOVW))
as_bad (_("postincrement not supported"));
break;
case 'b':