[Bug rtl-optimization/23726] Missed optimizations for divmod

[hutchinsonandy at gcc dot gnu dot org]

------- Comment #9 from hutchinsonandy at gcc dot gnu dot org  2009-12-13 21:03 -------
Subject: Bug 23726

Author: hutchinsonandy
Date: Sun Dec 13 21:03:41 2009
New Revision: 155195

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155195
Log:
PR target/23726
* config/avr/predicates.md (pseudo_register_operand): New predicate for
pseudos.
* config/avr/avr.md (divmodqi4): Replace with define_insn_and_split to allow
div/mod optimization.
(udivmodqi4): Ditto.
(divmodhi4): Ditto.
(udivmodhi4): Ditto.
(divmodsi4): Ditto.
(udivmodsi4): Ditto. 

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/avr/avr.md
    trunk/gcc/config/avr/predicates.md


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23726