Re: [patch, mips, debug] Fix PR 54061, mips compiler aborts in testsuite

[Cary Coutant]

> 2012-12-07  Steve Ellcey  <sell...@mips.com>
>
>         PR target/54061
>         rtl.h (IGNORED_DWARF_REGNUM): New.
>         * dwarf2out.c (reg_loc_descriptor): Check for IGNORED_DWARF_REGNUM.
>         (mem_loc_descriptor): Ditto.
>         * config/mips/mips.h (ALL_COP_REG_FIRST): New.
>         (ALL_COP_REG_LAST): New.
>         (ALL_COP_REG_NUM): Redefine using above macros.
>         * config/mips/mips.c (mips_option_override): Set mips_dbx_regno
>         coprocessor entries to IGNORED_DWARF_REGNUM.

The dwarf2out.c parts are OK.

-cary