An optional 64-bit flat global address. Must be specified as :ref:`off<amdgpu_synid_off>` if not used.
See :ref:`vaddr<amdgpu_synid_gfx10_vaddr_2>` for description of available addressing modes.
Size: 2 dwords.
Operands: :ref:`s<amdgpu_synid_s>`, :ref:`vcc<amdgpu_synid_vcc>`, :ref:`ttmp<amdgpu_synid_ttmp>`, :ref:`off<amdgpu_synid_off>`