re PR target/54222 ([avr] Implement fixed-point support)
gcc/
PR target/54222
* config/avr/avr-fixed.md (ALL2S, ALL4S, ALL24S, ALL124S,
ALL124U): New mode iterators.
(<code_stdname><mode>3): New insns for SS_PLUS, SS_MINUS.
(<code_stdname><mode>3): New insns for US_PLUS, US_MINUS.
(usneg<mode>2): New insns.
(<code_stdname><mode>2): New expanders for SS_NEG, SS_ABS.
(*<code_stdname><mode>2): New insns for SS_NEG, SS_ABS.
* config/avr/avr-dimode.md (ALL8U, ALL8S): New mode iterators.
(avr_out_plus64, avr_out_minus64): Use avr_out_plus instead.
(<code_stdname><mode>3): New expanders for SS_PLUS, SS_MINUS.
(<code_stdname><mode>3): New expanders for US_PLUS, US_MINUS.
(<code_stdname><mode>3_insn): New insns.
(<code_stdname><mode>3_const_insn): New insns.
* config/avr/avr.md (cc): Add: plus. Remove: out_plus,
out_plus_noclobber, minus.
(length): Add: plus. Remove: out_plus, out_plus_noclobber,
plus64, minus, minus64.
(abelian): New code_attr.
(code_stdname): Handle: ss_plus, ss_minus, ss_neg, ss_abs,
us_plus, us_minus, us_neg.
(*add<mode>3, add<mode>3_clobber, add<mode>3, addpsi3, sub<mode>3):
Use avr_out_plus to output.
* config/avr/avr-protos.h (avr_out_plus): Change prototype.
(avr_out_plus_noclobber, avr_out_minus): Remove.
(avr_out_plus64, avr_out_minus64): Remove.
* config/avr/avr.c (avr_out_plus_1): Add new default arguments
code_sat, sign. Saturate after operation if code_sat != UNKNOWN.
(avr_out_plus_symbol): New static function.
(avr_out_plus): Rewrite.
(adjust_insn_length): Handle: ADJUST_LEN_PLUS. Remove handling
of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
(notice_update_cc): Handle: CC_PLUS. Remove handling of: CC_MINUS,
CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
(avr_out_plus_noclobber, avr_out_minus): Remove.
(avr_out_plus64, avr_out_minus64): Remove.
(avr_print_operand): Print raw REGNO if 'r' is used with REG.
libgcc/
PR target/54222
* config/avr/lib1funcs-fixed.S (__ssneg_2, __ssabs_2, __ssneg_4,
__ssabs_4, __clr_8, __ssneg_8, __ssabs_8,
__usadd_8, __ussub_8, __ssadd_8, __sssub_8): New functions.
(__divsa3): Use __negsi2 to negate r_quoL.
* config/avr/lib1funcs.S (FALIAS): New macro.
(__divmodsi4): Break out and use __divmodsi4_neg1 as...
(__negsi2): ...this new function.
* config/avr/t-avr (LIB1ASMFUNCS): Add _negsi2, _clr_8,
_ssneg_2, _ssneg_4, _ssneg_8, _ssabs_2, _ssabs_4,
_ssabs_8, _ssadd_8, _sssub_8, _usadd_8, _ussub_8.
(LIB2FUNCS_EXCLUDE): Fix typo for _add _sub.
Add: _ssadd*, _sssub*, _ssneg*, _ssabs* for signed fixed modes.
Add: _usadd*, _ussub*, _usneg* for unsigned fixed modes.
gcc/testsuite/
PR target/54222
* gcc.target/avr/torture/fix-types.h: New.
* gcc.target/avr/torture/vals-hr.def: New.
* gcc.target/avr/torture/vals-r.def: New.
* gcc.target/avr/torture/vals-k.def: New.
* gcc.target/avr/torture/vals-ur.def: New.
* gcc.target/avr/torture/vals-uk.def: New.
* gcc.target/avr/torture/vals-uhr.def: New.
* gcc.target/avr/torture/vals-llk.def: New.
* gcc.target/avr/torture/vals-ullk.def: New.
* gcc.target/avr/torture/sat-hr-plus-minus.c: New.
* gcc.target/avr/torture/sat-r-plus-minus.c: New.
* gcc.target/avr/torture/sat-k-plus-minus.c: New.
* gcc.target/avr/torture/sat-ur-plus-minus.c: New.
* gcc.target/avr/torture/sat-uk-plus-minus.c: New.
* gcc.target/avr/torture/sat-uhr-plus-minus.c: New.
* gcc.target/avr/torture/sat-llk-plus-minus.c: New.
* gcc.target/avr/torture/sat-ullk-plus-minus.c: New.
From-SVN: r191345
51526856a1