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[Bug target/36473] Generate bit test (bt) instructions
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 9 Jun 2008 11:41:11 -0000
- Subject: [Bug target/36473] Generate bit test (bt) instructions
- References: <bug-36473-1649@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from ubizjak at gmail dot com 2008-06-09 11:41 -------
Mine, the patch needs testcases.
2008-06-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (bt_comparison_operator): New predicate.
* config/i386/i386.md (*btdi_rex64): New instruction pattern.
(*btsi): Ditto.
(*jcc_btdi_rex64): New instruction and split pattern.
(*jcc_btsi): Ditto.
(*jcc_btsi_1): Ditto.
--
ubizjak at gmail dot com changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |ubizjak at gmail dot com
|dot org |
Status|UNCONFIRMED |ASSIGNED
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2008-06-09 11:41:11
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36473