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[Bug target/43461] unsigned int var; (var & 0xFF) not translated to uxtb insn in Thumb mode
- From: "rearnsha at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Mar 2010 00:51:53 -0000
- Subject: [Bug target/43461] unsigned int var; (var & 0xFF) not translated to uxtb insn in Thumb mode
- References: <bug-43461-18939@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from rearnsha at gcc dot gnu dot org 2010-03-22 00:51 -------
Confirmed. Uxtb is better because for low regs it's only 16-bits.
--
rearnsha at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|minor |enhancement
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Priority|P3 |P4
Last reconfirmed|0000-00-00 00:00:00 |2010-03-22 00:51:53
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43461