[Bug target/43862] New: GCC doesn't use 16-bit armv5te multiplies when possible

Thu, 22 Apr 2010 20:03:13 -0700 

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

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