mips.c (block_move_loop): Test Pmode == DImode instead of TARGET_MIPS64.

        * mips.c (block_move_loop): Test Pmode == DImode instead of
        TARGET_MIPS64.
        (expand_block_move, save_restore_insns): Likewise.
        (function_prologue, mips_expand_prologue): Likewise.
        (mips_expand_epilogue): Likewise.
        * mips.h (POINTER_SIZE): Allow specific targets to override.
        (Pmode): Allow specific targets to override.
        (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
        (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
        (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
        (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
        (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
        (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
        * mips.md (indirect, tablejump & casesi support): Test for
        Pmode == DImode instead of TARGET_MIPS64.
        (call patterns): Likewise.

From-SVN: r19354