Alex Coplan <alex.cop...@arm.com> writes:
> Add a helper routine to access-utils.h which removes the memory access
> from an access_array, if it has one.
>
> Bootstrapped/regtested as a series on aarch64-linux-gnu, OK for trunk?
>
> gcc/ChangeLog:
>
> * rtl-ssa/access-utils.h (drop_memory_access): New.
> ---
> gcc/rtl-ssa/access-utils.h | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/gcc/rtl-ssa/access-utils.h b/gcc/rtl-ssa/access-utils.h
> index fbaaaa2c2d3..0c108b18bb8 100644
> --- a/gcc/rtl-ssa/access-utils.h
> +++ b/gcc/rtl-ssa/access-utils.h
> @@ -51,6 +51,17 @@ memory_access (T accesses) -> decltype (accesses[0])
> return nullptr;
> }
>
> +template<typename T>
> +inline T
> +drop_memory_access (T accesses)
> +{
> + if (!memory_access (accesses))
> + return accesses;
> +
> + access_array arr (accesses);
> + return T (arr.begin (), accesses.size () - 1);
> +}
There ought to be a comment above the function. OK with that change, thanks.
Richard
> +
> // If sorted array ACCESSES includes a reference to REGNO, return the
> // access, otherwise return null.
> template<typename T>
