Re: [Qemu-devel] [PATCH 0/8] tcg optimization improvements

[Richard Henderson]

Ping.

On 01/31/2014 06:46 AM, Richard Henderson wrote:
> The first 4 of these are ones that Aurelien posted some time ago,
> and I reviewed, but never seemed to get committed.
> 
> The second 4 address optimization issues that I noticed with the
> BMI instruction set extension, adding ANDC support to x86_64.
> 
> 
> r~
> 
> 
> Aurelien Jarno (4):
>   tcg/optimize: fix known-zero bits for right shift ops
>   tcg/optimize: fix known-zero bits optimization
>   tcg/optimize: improve known-zero bits for 32-bit ops
>   tcg/optimize: add known-zero bits compute for load ops
> 
> Richard Henderson (4):
>   tcg/optimize: Handle known-zeros masks for ANDC
>   tcg/optimize: Simply some logical ops to NOT
>   tcg/optimize: Optmize ANDC X,Y,Y to MOV X,0
>   tcg/optimize: Add more identity simplifications
> 
>  tcg/optimize.c | 163 
> +++++++++++++++++++++++++++++++++++++++++++++++++--------
>  1 file changed, 142 insertions(+), 21 deletions(-)
>