1 files changed, 120 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vs_llvm.c b/src/gallium/auxiliary/draw/draw_vs_llvm.c
new file mode 100644
index 0000000000..6c13df7913
--- /dev/null
+++ b/src/gallium/auxiliary/draw/draw_vs_llvm.c
@@ -0,0 +1,120 @@
+/**************************************************************************
+ *
+ * Copyright 2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "util/u_math.h"
+#include "util/u_memory.h"
+#include "pipe/p_shader_tokens.h"
+
+#include "draw_private.h"
+#include "draw_context.h"
+#include "draw_vs.h"
+#include "draw_llvm.h"
+
+#include "tgsi/tgsi_parse.h"
+#include "tgsi/tgsi_scan.h"
+
+static void
+vs_llvm_prepare(struct draw_vertex_shader *shader,
+                struct draw_context *draw)
+{
+   /*struct llvm_vertex_shader *evs = llvm_vertex_shader(shader);*/
+}
+
+static void
+vs_llvm_run_linear( struct draw_vertex_shader *shader,
+		    const float (*input)[4],
+		    float (*output)[4],
+                    const void *constants[PIPE_MAX_CONSTANT_BUFFERS],
+		    unsigned count,
+		    unsigned input_stride,
+		    unsigned output_stride )
+{
+   /* we should never get here since the entire pipeline is
+    * generated in draw_pt_fetch_shade_pipeline_llvm.c */
+   debug_assert(0);
+}
+
+
+static void
+vs_llvm_delete( struct draw_vertex_shader *dvs )
+{
+   struct llvm_vertex_shader *shader = llvm_vertex_shader(dvs);
+   struct pipe_fence_handle *fence = NULL;
+   struct draw_llvm_variant_list_item *li;
+   struct pipe_context *pipe = dvs->draw->pipe;
+
+   /*
+    * XXX: This might be not neccessary at all.
+    */
+   pipe->flush(pipe, 0, &fence);
+   if (fence) {
+      pipe->screen->fence_finish(pipe->screen, fence, 0);
+      pipe->screen->fence_reference(pipe->screen, &fence, NULL);
+   }
+
+
+   li = first_elem(&shader->variants);
+   while(!at_end(&shader->variants, li)) {
+      struct draw_llvm_variant_list_item *next = next_elem(li);
+      draw_llvm_destroy_variant(li->base);
+      li = next;
+   }
+
+   assert(shader->variants_cached == 0);
+   FREE((void*) dvs->state.tokens);
+   FREE( dvs );
+}
+
+
+struct draw_vertex_shader *
+draw_create_vs_llvm(struct draw_context *draw,
+		    const struct pipe_shader_state *state)
+{
+   struct llvm_vertex_shader *vs = CALLOC_STRUCT( llvm_vertex_shader );
+
+   if (vs == NULL)
+      return NULL;
+
+   /* we make a private copy of the tokens */
+   vs->base.state.tokens = tgsi_dup_tokens(state->tokens);
+   if (!vs->base.state.tokens) {
+      FREE(vs);
+      return NULL;
+   }
+
+   tgsi_scan_shader(state->tokens, &vs->base.info);
+
+   vs->base.draw = draw;
+   vs->base.prepare = vs_llvm_prepare;
+   vs->base.run_linear = vs_llvm_run_linear;
+   vs->base.delete = vs_llvm_delete;
+   vs->base.create_varient = draw_vs_create_varient_generic;
+
+   make_empty_list(&vs->variants);
+
+   return &vs->base;
+}