rs6000.c (rs6000_stack_info): Use if == 0 for sizes.

rs6000.c (rs6000_stack_info): Use if == 0 for sizes.

        * rs6000.c (rs6000_stack_info): Use if == 0 for sizes.
        (output_epilog): Use if != 0 for offset.
        (rs6000_fatal_bad_address): Prepare for Intl.
        * rs6000.h (rs6000_fatal_bad_address): Declare.
        * rs6000.md (movsfcc, movdfcc): Use else if.
        (elf_high): Use {liu|lis}.
        (elf_low): Use {cal|la}.  Remove %a template from old mnemonics.
        (movsi): Use rs6000_fatal_bad_address.

From-SVN: r21766