i965/gs: Refactor ir_emit_vertex and ir_end_primitive

So the implementation is independent of GLSL IR and the visit methods of the
vec4 visitor. This way we will be able to reuse that implementation directly
from the NIR vec4 backend.

Reviewed-by: Jason Ekstrand <[email protected]>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_vec4.h b/src/mesa/drivers/dri/i965/brw_vec4.h
index 3ddfe88ad38..985886d7024 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.h
+++ b/src/mesa/drivers/dri/i965/brw_vec4.h
@@ -463,6 +463,8 @@ protected:
    virtual void emit_urb_write_header(int mrf) = 0;
    virtual vec4_instruction *emit_urb_write_opcode(bool complete) = 0;
    virtual int compute_array_stride(ir_dereference_array *ir);
+   virtual void gs_emit_vertex(int stream_id);
+   virtual void gs_end_primitive();
 
 private:
    /**