Re: [Qemu-devel] [PATCH v2 0/9] tcg-arm improvements

[Laurent Desnogues <laurent.desnogues@gmail.com>]

On Tue, Mar 12, 2013 at 7:43 AM, Richard Henderson <rth@twiddle.net> wrote:
> Changes v1-v2:
>   * Use more helper functions to handle K and N constraints.
>   * Improve add2/sub2.
>   * Improve epilogues, as suggested in the previous thread.
>   * Fix a typo in the name of the deposit helper.
>   * Implement division for cortex-a15.

I applied all of the patch series and tested nbench in user mode
on a quad core Cortex-A9 (which means I didn't test the div part
and the add2/sub2 part since it's i386 code).

It works and gave some nice speedup.

Thanks,

Laurent

>
> r~
>
>
> Richard Henderson (9):
>   tcg-arm: Use bic to implement and with constant
>   tcg-arm: Handle negated constant arguments to and/sub
>   tcg-arm: Allow constant first argument to sub
>   tcg-arm: Use tcg_out_dat_rIN for compares
>   tcg-arm: Handle constant arguments to add2/sub2
>   tcg-arm: Improve constant generation
>   tcg-arm: Fold epilogue into INDEX_op_exit_tb
>   tcg-arm: Implement deposit for armv7
>   tcg-arm: Implement division instructions
>
>  disas/arm.c          |   4 +
>  tcg/arm/tcg-target.c | 410 ++++++++++++++++++++++++++++++++++++---------------
>  tcg/arm/tcg-target.h |  14 +-
>  3 files changed, 304 insertions(+), 124 deletions(-)
>
> --
> 1.8.1.2
>
>