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[Bug target/50447] [avr] Better support of AND, OR, XOR and PLUS with constant integers for 16- and 32-bit values
- From: "gjl at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 22 Sep 2011 09:55:21 +0000
- Subject: [Bug target/50447] [avr] Better support of AND, OR, XOR and PLUS with constant integers for 16- and 32-bit values
- Auto-submitted: auto-generated
- References: <bug-50447-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50447
--- Comment #1 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2011-09-22 09:55:21 UTC ---
Author: gjl
Date: Thu Sep 22 09:55:13 2011
New Revision: 179081
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179081
Log:
PR target/50447
PR target/50465
* config/avr/avr-protos.h (avr_out_bitop): New prototype.
(avr_popcount_each_byte): New prototype.
* config/avr/avr.c (avr_popcount): New static function.
(avr_popcount_each_byte): New function.
(avr_out_bitop): New function.
(adjust_insn_length): ADJUST_LEN_OUT_BITOP dispatches to
avr_out_bitop. Cleanup code.
* config/avr/constraints.md (Ca2, Co2, Cx2): New constraints.
(Ca4, Co4, Cx4): New constraints.
* config/avr/avr.md (adjust_len): Add "out_bitop" insn attribute
alternative.
(andhi3, iorhi3, xorhi3): Rewrite insns using avr_out_bitop.
(andsi3, iorsi3, xorsi3): Ditto.
(*iorhi3_clobber, *iorsi3_clobber): Remove insns.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/avr/avr-protos.h
trunk/gcc/config/avr/avr.c
trunk/gcc/config/avr/avr.md
trunk/gcc/config/avr/constraints.md