On 10/23/2017 11:24 AM, Richard Sandiford wrote:
> This patch makes ivopts handle polynomial address offsets
> when recording potential IV uses.
> 
> 
> 2017-10-23  Richard Sandiford  <richard.sandif...@linaro.org>
>           Alan Hayward  <alan.hayw...@arm.com>
>           David Sherwood  <david.sherw...@arm.com>
> 
> gcc/
>       * tree-ssa-loop-ivopts.c (iv_use::addr_offset): Change from
>       an unsigned HOST_WIDE_INT to a poly_uint64_pod.
>       (group_compare_offset): Update accordingly.
>       (split_small_address_groups_p): Likewise.
>       (record_use): Take addr_offset as a poly_uint64 rather than
>       an unsigned HOST_WIDE_INT.
>       (strip_offset): Return the offset as a poly_uint64 rather than
>       an unsigned HOST_WIDE_INT.
>       (record_group_use, split_address_groups): Track polynomial offsets.
>       (add_iv_candidate_for_use): Likewise.
>       (addr_offset_valid_p): Take the offset as a poly_int64 rather
>       than a HOST_WIDE_INT.
>       (strip_offset_1): Return the offset as a poly_int64 rather than
>       a HOST_WIDE_INT.
OK.
jeff


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