On Tue, Sep 18, 2012 at 2:18 PM, Vladimir Yakovlev <vbyakov...@gmail.com> wrote: > I tried to perform vzeroupper emitting after reload as additional pass > of mode switching. > I sow one problem that I don't know haw to overcome. After > 'pro_and_epilogue', there can be no > flow edge to exit block and pre_exit block is not created in this case > (see rotine create_pre_exit). > Without that I cannot properly perform vzeroupper insertion at rotine exit.
Can you update us, if there is any problem remaining with a pre-reload mode switching pass vzeroupper insertion? BTW: Can you please repost latest version of target-dependant patch? Uros.
