Re: [PATCH v2 05/21] Hexagon (target/hexagon) decide if pred has been written at TCG gen time

[Richard Henderson]

On 3/31/21 8:53 PM, Taylor Simpson wrote:
> Multiple writes to the same preg are and'ed together.  Rather than
> generating a runtime check, we can determine at TCG generation time
> if the predicate has previously been written in the packet.
>
> Test added to tests/tcg/hexagon/misc.c
>
> Suggested-by: Richard Henderson<richard.henderson@linaro.org>
> Signed-off-by: Taylor Simpson<tsimpson@quicinc.com>
> ---
>   target/hexagon/gen_tcg_funcs.py |  2 +-
>   target/hexagon/genptr.c         | 22 +++++++++++++++-------
>   target/hexagon/translate.c      |  9 +++++++--
>   target/hexagon/translate.h      |  2 ++
>   tests/tcg/hexagon/misc.c        | 19 +++++++++++++++++++
>   5 files changed, 44 insertions(+), 10 deletions(-)

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

r~