gallium: rework CSO-related code in state tracker

Use the code in cso_context.c rather than st_cache.c.
Basically, binding of state objects now goes through the CSO module.
But Vertex/fragment shaders go through pipe->bind_fs/vs_state() since they're
not cached by the CSO module at this time.

Also, update softpipe driver to handle NULL state objects in various places.
This happens during context destruction.  May need to update other drivers...

1 files changed, 27 insertions, 33 deletions

diff --git a/src/mesa/state_tracker/st_atom_depth.c b/src/mesa/state_tracker/st_atom_depth.c
index 7aecdbfbcc..827ad3b548 100644
--- a/src/mesa/state_tracker/st_atom_depth.c
+++ b/src/mesa/state_tracker/st_atom_depth.c
@@ -34,10 +34,10 @@
  
 
 #include "st_context.h"
-#include "st_cache.h"
 #include "st_atom.h"
 #include "pipe/p_context.h"
 #include "pipe/p_defines.h"
+#include "cso_cache/cso_context.h"
 
 
 /**
@@ -93,53 +93,47 @@ gl_stencil_op_to_pipe(GLenum func)
 static void
 update_depth_stencil_alpha(struct st_context *st)
 {
-   struct pipe_depth_stencil_alpha_state depth_stencil;
-   const struct cso_depth_stencil_alpha *cso;
+   struct pipe_depth_stencil_alpha_state *dsa = &st->state.depth_stencil;
 
-   memset(&depth_stencil, 0, sizeof(depth_stencil));
+   memset(dsa, 0, sizeof(*dsa));
 
-   depth_stencil.depth.enabled = st->ctx->Depth.Test;
-   depth_stencil.depth.writemask = st->ctx->Depth.Mask;
-   depth_stencil.depth.func = st_compare_func_to_pipe(st->ctx->Depth.Func);
+   dsa->depth.enabled = st->ctx->Depth.Test;
+   dsa->depth.writemask = st->ctx->Depth.Mask;
+   dsa->depth.func = st_compare_func_to_pipe(st->ctx->Depth.Func);
 
    if (st->ctx->Query.CurrentOcclusionObject &&
        st->ctx->Query.CurrentOcclusionObject->Active)
-      depth_stencil.depth.occlusion_count = 1;
+      dsa->depth.occlusion_count = 1;
 
    if (st->ctx->Stencil.Enabled) {
-      depth_stencil.stencil[0].enabled = 1;
-      depth_stencil.stencil[0].func = st_compare_func_to_pipe(st->ctx->Stencil.Function[0]);
-      depth_stencil.stencil[0].fail_op = gl_stencil_op_to_pipe(st->ctx->Stencil.FailFunc[0]);
-      depth_stencil.stencil[0].zfail_op = gl_stencil_op_to_pipe(st->ctx->Stencil.ZFailFunc[0]);
-      depth_stencil.stencil[0].zpass_op = gl_stencil_op_to_pipe(st->ctx->Stencil.ZPassFunc[0]);
-      depth_stencil.stencil[0].ref_value = st->ctx->Stencil.Ref[0] & 0xff;
-      depth_stencil.stencil[0].value_mask = st->ctx->Stencil.ValueMask[0] & 0xff;
-      depth_stencil.stencil[0].write_mask = st->ctx->Stencil.WriteMask[0] & 0xff;
+      dsa->stencil[0].enabled = 1;
+      dsa->stencil[0].func = st_compare_func_to_pipe(st->ctx->Stencil.Function[0]);
+      dsa->stencil[0].fail_op = gl_stencil_op_to_pipe(st->ctx->Stencil.FailFunc[0]);
+      dsa->stencil[0].zfail_op = gl_stencil_op_to_pipe(st->ctx->Stencil.ZFailFunc[0]);
+      dsa->stencil[0].zpass_op = gl_stencil_op_to_pipe(st->ctx->Stencil.ZPassFunc[0]);
+      dsa->stencil[0].ref_value = st->ctx->Stencil.Ref[0] & 0xff;
+      dsa->stencil[0].value_mask = st->ctx->Stencil.ValueMask[0] & 0xff;
+      dsa->stencil[0].write_mask = st->ctx->Stencil.WriteMask[0] & 0xff;
 
       if (st->ctx->Stencil.TestTwoSide) {
-         depth_stencil.stencil[1].enabled = 1;
-         depth_stencil.stencil[1].func = st_compare_func_to_pipe(st->ctx->Stencil.Function[1]);
-         depth_stencil.stencil[1].fail_op = gl_stencil_op_to_pipe(st->ctx->Stencil.FailFunc[1]);
-         depth_stencil.stencil[1].zfail_op = gl_stencil_op_to_pipe(st->ctx->Stencil.ZFailFunc[1]);
-         depth_stencil.stencil[1].zpass_op = gl_stencil_op_to_pipe(st->ctx->Stencil.ZPassFunc[1]);
-         depth_stencil.stencil[1].ref_value = st->ctx->Stencil.Ref[1] & 0xff;
-         depth_stencil.stencil[1].value_mask = st->ctx->Stencil.ValueMask[1] & 0xff;
-         depth_stencil.stencil[1].write_mask = st->ctx->Stencil.WriteMask[1] & 0xff;
+         dsa->stencil[1].enabled = 1;
+         dsa->stencil[1].func = st_compare_func_to_pipe(st->ctx->Stencil.Function[1]);
+         dsa->stencil[1].fail_op = gl_stencil_op_to_pipe(st->ctx->Stencil.FailFunc[1]);
+         dsa->stencil[1].zfail_op = gl_stencil_op_to_pipe(st->ctx->Stencil.ZFailFunc[1]);
+         dsa->stencil[1].zpass_op = gl_stencil_op_to_pipe(st->ctx->Stencil.ZPassFunc[1]);
+         dsa->stencil[1].ref_value = st->ctx->Stencil.Ref[1] & 0xff;
+         dsa->stencil[1].value_mask = st->ctx->Stencil.ValueMask[1] & 0xff;
+         dsa->stencil[1].write_mask = st->ctx->Stencil.WriteMask[1] & 0xff;
       }
    }
 
    if (st->ctx->Color.AlphaEnabled) {
-      depth_stencil.alpha.enabled = 1;
-      depth_stencil.alpha.func = st_compare_func_to_pipe(st->ctx->Color.AlphaFunc);
-      depth_stencil.alpha.ref = st->ctx->Color.AlphaRef;
+      dsa->alpha.enabled = 1;
+      dsa->alpha.func = st_compare_func_to_pipe(st->ctx->Color.AlphaFunc);
+      dsa->alpha.ref = st->ctx->Color.AlphaRef;
    }
 
-   cso = st_cached_depth_stencil_alpha_state(st, &depth_stencil);
-   if (st->state.depth_stencil != cso) {
-      /* state has changed */
-      st->state.depth_stencil = cso;
-      st->pipe->bind_depth_stencil_alpha_state(st->pipe, cso->data); /* bind new state */
-   }
+   cso_set_depth_stencil_alpha(st->cso_context, dsa);
 }