[Bug target/126334] riscv: Scatter uses unordered load variants.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126334

--- Comment #4 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-16 branch has been updated by Jeff Law <[email protected]>:

https://gcc.gnu.org/g:14101132aa3baf0affe755f676bee1eb691cb85f

commit r16-9525-g14101132aa3baf0affe755f676bee1eb691cb85f
Author: Robin Dapp <[email protected]>
Date:   Tue Jul 21 10:37:58 2026 +0200

    RISC-V: Use ordered scatter variants.

    The vectorizer expects scatters to write in an ordered fashion.
    Only the ordered indexed stores offer this, so use them instead of the
    unordered ones.

            PR target/126334

    gcc/ChangeLog:

            * config/riscv/riscv-v.cc (get_gather_scatter_code): Use ordered
            indexed stores.

    gcc/testsuite/ChangeLog:

            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-1.c:
            Adjust test expectations.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-10.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-11.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-12.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-2.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-3.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-4.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-5.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-6.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-7.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-8.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/gather_load_32-9.c:
Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-1.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-10.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-11.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-2.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-3.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-4.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-5.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-6.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-7.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-8.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_gather_load_32-9.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-1.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-10.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-2.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-3.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-4.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-5.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-6.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-7.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-8.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_32-9.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-1.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-10.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-2.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-3.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-4.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-5.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-6.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-7.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-8.c: Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/mask_scatter_store_64-9.c: Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-1.c:
Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-10.c: Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-2.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-4.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-5.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-6.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-7.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-8.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_32-9.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-1.c:
Ditto.
            *
gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-10.c: Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-2.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-3.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-4.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-5.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-6.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-7.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-8.c:
Ditto.
            * gcc.target/riscv/rvv/autovec/gather-scatter/scatter_store_64-9.c:
Ditto.

    (cherry picked from commit 5b0d2e93e1ad39ee6f731abeee2e8846bcf5da93)