Re: [017/nnn] poly_int: rtx_addr_can_trap_p_1

[Jeff Law]

On 10/23/2017 11:07 AM, Richard Sandiford wrote:
> This patch changes the offset and size arguments of
> rtx_addr_can_trap_p_1 from HOST_WIDE_INT to poly_int64.  It also
> uses a size of -1 rather than 0 to represent an unknown size and
> BLKmode rather than VOIDmode to represent an unknown mode.
> 
> 
> 2017-10-23  Richard Sandiford  <richard.sandif...@linaro.org>
>           Alan Hayward  <alan.hayw...@arm.com>
>           David Sherwood  <david.sherw...@arm.com>
> 
> gcc/
>       * rtlanal.c (rtx_addr_can_trap_p_1): Take the offset and size
>       as poly_int64s rather than HOST_WIDE_INTs.  Use a size of -1
>       rather than 0 to represent an unknown size.  Assert that the size
>       is known when the mode isn't BLKmode.
>       (may_trap_p_1): Use -1 for unknown sizes.
>       (rtx_addr_can_trap_p): Likewise.  Pass BLKmode rather than VOIDmode.
OK.
jeff