cell: dump generated code if CELL_DEBUG=asm

1 files changed, 24 insertions, 5 deletions

diff --git a/src/gallium/drivers/softpipe/sp_fs_exec.c b/src/gallium/drivers/softpipe/sp_fs_exec.c
index 701ee4c72f..ffc0c5e578 100644
--- a/src/gallium/drivers/softpipe/sp_fs_exec.c
+++ b/src/gallium/drivers/softpipe/sp_fs_exec.c
@@ -39,11 +39,20 @@
 #include "tgsi/tgsi_exec.h"
 #include "tgsi/tgsi_parse.h"
 
-struct sp_exec_fragment_shader {
+struct sp_exec_fragment_shader
+{
    struct sp_fragment_shader base;
+   struct tgsi_token *machine_tokens;
 };
 
 
+/** cast wrapper */
+static INLINE struct sp_exec_fragment_shader *
+sp_exec_fragment_shader(struct sp_fragment_shader *base)
+{
+   return (struct sp_exec_fragment_shader *) base;
+}
+
 
 /**
  * Compute quad X,Y,Z,W for the four fragments in a quad.
@@ -86,10 +95,20 @@ exec_prepare( const struct sp_fragment_shader *base,
 	      struct tgsi_exec_machine *machine,
 	      struct tgsi_sampler *samplers )
 {
-   tgsi_exec_machine_bind_shader( machine,
-				  base->shader.tokens,
-				  PIPE_MAX_SAMPLERS,
-				  samplers );
+   struct sp_exec_fragment_shader *spefs =
+      sp_exec_fragment_shader(base);
+
+   /*
+    * Bind tokens/shader to the interpreter's machine state.
+    * Avoid redundant binding.
+    */
+   if (spefs->machine_tokens != base->shader.tokens) {
+      tgsi_exec_machine_bind_shader( machine,
+                                     base->shader.tokens,
+                                     PIPE_MAX_SAMPLERS,
+                                     samplers );
+      spefs->machine_tokens = base->shader.tokens;
+   }
 }