Acovea/pentium_m_gcc33_pentium_4_lin

optimistic options

           -fno-if-conversion (1.24)
            -fstrength-reduce (1.288)
             -frerun-loop-opt (2.113)
            -fstrict-aliasing (2.55)
           -frename-registers (1.677)
       -fprefetch-loop-arrays (2.55)
           -funroll-all-loops (1.337)

pessimistic options

         -fno-merge-constants (-1.041)
           -fno-loop-optimize (-2.303)
          -fmove-all-movables (-1.138)
            -freduce-all-givs (-1.963)
               -funroll-loops (-1.284)
                 -mfpmath=387 (-1.187)
                 -mfpmath=sse (-2.303)
             -mfpmath=sse,387 (-1.672)
    -momit-leaf-frame-pointer (-1.526)