Re: [PATCH 04/12] target/ppc: Move VNEG[WD] to decodtree and use gvec

[Richard Henderson]

On 9/23/22 21:47, Lucas Mateus Castro(alqotel) wrote:
> From: "Lucas Mateus Castro (alqotel)"<lucas.araujo@eldorado.org.br>
>
> Moved the instructions VNEGW and VNEGD to decodetree and used gvec to
> decode it.
>
> vnegw:
> rept    loop    master             patch
> 8       12500   0,01053200         0,00548400 (-47.9%)
> 25      4000    0,01030500         0,00390000 (-62.2%)
> 100     1000    0,01096300         0,00395400 (-63.9%)
> 500     200     0,01472000         0,00712300 (-51.6%)
> 2500    40      0,03809000         0,02147700 (-43.6%)
> 8000    12      0,09957100         0,06202100 (-37.7%)
>
> vnegd:
> rept    loop    master             patch
> 8       12500   0,00594600         0,00543800 (-8.5%)
> 25      4000    0,00575200         0,00396400 (-31.1%)
> 100     1000    0,00676100         0,00394800 (-41.6%)
> 500     200     0,01149300         0,00709400 (-38.3%)
> 2500    40      0,03441500         0,02169600 (-37.0%)
> 8000    12      0,09516900         0,06337000 (-33.4%)
>
> Signed-off-by: Lucas Mateus Castro (alqotel)<lucas.araujo@eldorado.org.br>
> ---
>   target/ppc/helper.h                 |  2 --
>   target/ppc/insn32.decode            |  3 +++
>   target/ppc/int_helper.c             | 12 ------------
>   target/ppc/translate/vmx-impl.c.inc | 15 +++++++++++++--
>   target/ppc/translate/vmx-ops.c.inc  |  2 --
>   5 files changed, 16 insertions(+), 18 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~