i386.md (rex64suffix): New mode attribute.

i386.md (rex64suffix): New mode attribute.

        * config/i386/i386.md (rex64suffix): New mode attribute.
        (floathi<mode>2): Disable expander for SSE math.
        (*floathi<mode>2_1): New insn insn_and_split pattern.
        (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
        corresponding post-reload splitters.
        (*floathi<mode>2_i387): New macroized insn pattern.
        (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
        (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
        insn_and_split pattern.
        (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
        New macroized instruction patterns and corresponding post-reload
        splitters.
        (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
        and corresponding post-reload splitters.
        (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
        New macroized instruction patterns.
        (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
        macroized instruction patterns and corresponding post-reload splitters.
        (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
        corresponding post-reload splitters.
        (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
        New macroized instruction patterns.
        (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
        corresponding post-reload splitters.
        (*floatsi<mode>2_i387): New macroized instruction patterns.

From-SVN: r133798