Sign extension of const_int rtx

[Richard Henderson]

On Thu, Jan 20, 2005 at 05:21:35PM +0000, Paul Brook wrote:
> This implies that constants are always sign extended if HOST_WIDE_INT
> is wider than the effective mode of the constant.

Correct.  Which should be checked by e.g. immediate_operand, 
and created by e.g. gen_int_mode.


r~