freedreno/a3xx/compiler: rename ir3_shader to ir3

First step of reoganization split out compiler (so it can be shared
between a3xx and a4xx).  Rename ir3_shader -> ir3 (since we'll want
the name ir3_shader for a higher level object).

Signed-off-by: Rob Clark <robclark@freedesktop.org>
12 files changed