These are the packages that would be merged, in order:

Calculating dependencies   
!!! All ebuilds that could satisfy "~x11-misc/beryl-settings-bindings-0.1.9999.1" have been masked.
!!! One of the following masked packages is required to complete your request:
- x11-misc/beryl-settings-bindings-0.1.9999.1 (masked by: ~x86 keyword)

For more information, see MASKED PACKAGES section in the emerge man page or 
refer to the Gentoo Handbook.
(dependency required by "x11-misc/beryl-settings-0.1.9999.1" [ebuild])