This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug target/43862] New: GCC doesn't use 16-bit armv5te multiplies when possible
- From: "lessen42+gcc at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Apr 2010 03:02:33 -0000
- Subject: [Bug target/43862] New: GCC doesn't use 16-bit armv5te multiplies when possible
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
Attached is several trivial C functions that should compile to single ARMv5te
instructions. The only ones to do so for 4.2 through 4.5 are smultt and smlatt.
arm-none-linux-gnueabi-gcc-4.5.0 -march=armv5te -O3 -S mul16.c
--
Summary: GCC doesn't use 16-bit armv5te multiplies when possible
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: lessen42+gcc at gmail dot com
GCC build triplet: x86_64-apple-darwin
GCC host triplet: x86_64-apple-darwin
GCC target triplet: arm-none-linux-gnueabi
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43862