Ping^4: Out-of-order update of new_spill_reg_store[]

[Richard Sandiford]

Ping for this reload patch:

    http://gcc.gnu.org/ml/gcc-patches/2011-12/msg00266.html

  or perhaps the original:

    http://gcc.gnu.org/ml/gcc-patches/2011-10/msg00663.html

which fixes some wrong-code regressions on mips64-linux-gnu.

Richard