This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug target/49257] -mfpmath=sse generates x87 instructions on 32 bits OS
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 1 Jun 2011 18:28:21 +0000
- Subject: [Bug target/49257] -mfpmath=sse generates x87 instructions on 32 bits OS
- Auto-submitted: auto-generated
- References: <bug-49257-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49257
--- Comment #3 from Uros Bizjak <ubizjak at gmail dot com> 2011-06-01 18:27:49 UTC ---
Actually, there is no DImode SSE conversion instruction for 32bit targets, so
implicit conversion generates fildq insn that uses x87 registers even with
unsigned DImode operands.