On 20 August 2014 00:43, Carrot Wei <car...@google.com> wrote:
> Hi
>
> Current AArch64 backend can generate rtl expressions like
> (vec_duplicate:DI (const_int 0 [0])), which causes ICE in
> simplify_const_unary_operation because vec_duplicate should generate
> vector mode only.
>
> As suggested by Andrew in the bug entry, I split the original insn
> patterns to avoid scalar mode vec_duplicate expression.
>
> Passed regression tests on qemu without failure.
> OK for trunk and 4.9 branch?
>
> thanks
> Guozhi Wei
>
> 2014-08-19  Guozhi Wei  <car...@google.com>
>
>         PR target/62040
>         * config/aarch64/iterators.md (VQ_NO2E, VQ_2E): New iterators.
>         * config/aarch64/aarch64-simd.md (move_lo_quad_internal_<mode>): Split
>         it into two patterns.
>         (move_lo_quad_internal_be_<mode>): Likewise.

OK once the test case is approved.
Thanks
/Marcus

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