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[Bug target/33413] Please provide __sync_lock_test_and_set builtin for ARM using swap insn

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: 5 Apr 2010 13:54:00 -0000
Subject: [Bug target/33413] Please provide __sync_lock_test_and_set builtin for ARM using swap insn
References: <bug-33413-10680@http.gcc.gnu.org/bugzilla/>
Reply-to: gcc-bugzilla at gcc dot gnu dot org


------- Comment #1 from rearnsha at gcc dot gnu dot org  2010-04-05 13:53 -------
SWP is deprecated in the ARM architecture.  It would be a really bad idea to
get gcc to generate that by default as it will break compatibility.


-- 

rearnsha at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
 GCC target triplet|                            |arm
         Resolution|                            |WONTFIX


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33413

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