change the name of the shaders to reflect what they do.

remove stale code and do some general cleanups.

src/mesa/pipe/draw/draw_vertex_shader_llvm.c

@@ -172,7 +172,7 @@ void draw_vertex_shader_queue_flush_llvm(struct draw_context *draw)
       /* Remaining attributes are packed into sequential post-transform
        * vertex attrib slots.
        */
-      for (slot = 1; slot < draw->vs_num_outputs; slot++) {
+      for (slot = 1; slot < draw->num_vs_outputs; slot++) {
          vOut->data[slot][0] = dests[slot][0];
          vOut->data[slot][1] = dests[slot][1];
          vOut->data[slot][2] = dests[slot][2];

src/mesa/pipe/llvm/Makefile

@@ -61,7 +61,7 @@ gallivm_builtins.cpp: llvm_builtins.c
 	clang --emit-llvm $< |llvm-as|opt -std-compile-opts|llvm2cpp -gen-contents -o=$@ -f -for=shader -funcname=createGallivmBuiltins
 
 llvm_base_shader.cpp: llvm_entry.c
-	clang --emit-llvm $< |llvm-as |opt -std-compile-opts |llvm2cpp -for=Shader -gen-module -o=$@ -funcname=createBaseShader
+	clang --emit-llvm $< |llvm-as |opt -std-compile-opts |llvm2cpp -for=Shader -gen-module -o=$@ -f -funcname=createBaseShader
 
 # Emacs tags
 tags:

src/mesa/pipe/llvm/gallivm.cpp

@@ -733,7 +733,11 @@ tgsi_to_llvm(struct gallivm_prog *prog, const struct tgsi_token *tokens)
    unsigned instno = 0;
    Function* shader = mod->getFunction("execute_shader");
    std::ostringstream stream;
-   stream << "execute_shader";
+   if (prog->type == GALLIVM_VS) {
+      stream << "vs_shader";
+   } else {
+      stream << "fs_shader";
+   }
    stream << prog->id;
    std::string func_name = stream.str();
    shader->setName(func_name.c_str());
@@ -799,6 +803,7 @@ gallivm_from_tgsi(const struct tgsi_token *tokens, enum gallivm_shader_type type
    struct gallivm_prog *gallivm =
       (struct gallivm_prog *)calloc(1, sizeof(struct gallivm_prog));
    gallivm->id = GLOBAL_ID;
+   gallivm->type = type;
    tgsi_dump(tokens, 0);
 
    llvm::Module *mod = tgsi_to_llvm(gallivm, tokens);
@@ -812,7 +817,6 @@ gallivm_from_tgsi(const struct tgsi_token *tokens, enum gallivm_shader_type type
    passes.run(*mod);
 
    gallivm->module = mod;
-   gallivm->type = type;
 
    gallivm_prog_dump(gallivm, 0);
 
@@ -966,7 +970,8 @@ void gallivm_prog_dump(struct gallivm_prog *prog, const char *file_prefix)
          const llvm::Function &func = (*itr);
          std::string name = func.getName();
          const llvm::Function *found = 0;
-         if (name.find("execute_shader") != std::string::npos ||
+         if (name.find("vs_shader") != std::string::npos ||
+             name.find("fs_shader") != std::string::npos ||
              name.find("function") != std::string::npos)
             found = &func;
          if (found) {

src/mesa/pipe/llvm/gallivm.h

@@ -30,8 +30,8 @@
   *   Zack Rusin zack@tungstengraphics.com
   */
 
-#ifndef LLVMTGSI_H
-#define LLVMTGSI_H
+#ifndef GALLIVM_H
+#define GALLIVM_H
 
 #if defined __cplusplus
 extern "C" {

src/mesa/pipe/llvm/llvm_entry.c

@@ -34,95 +34,6 @@
 /* clang --emit-llvm llvm_builtins.c |llvm-as |opt -std-compile-opts |llvm-dis */
 typedef __attribute__(( ocu_vector_type(4) )) float float4;
 
-#if 0
-//clang doesn't suppoer "struct->member" notation yet
-struct vertex_header {
-   unsigned clipmask:12;
-   unsigned edgeflag:1;
-   unsigned pad:3;
-   unsigned vertex_id:16;
-
-   float clip[4];
-
-   float data[][4];
-};
-
-inline float
-dot4(float4 a, float4 b)
-{
-   float4 c = a*b;
-   return c.x + c.y + c.z + c.w;
-}
-
-inline unsigned
-compute_clipmask(float4 clip, float4 (*plane), unsigned nr)
-{
-   unsigned mask = 0;
-   unsigned i;
-
-   for (i = 0; i < nr; i++) {
-      if (dot4(clip, plane[i]) < 0)
-         mask |= (1<<i);
-   }
-
-   return mask;
-}
-
-
-inline void collect_results(float4 *results, struct vertex_header *vOut,
-                            float4 *planes, int nr_planes,
-                            float4 scale, float4 trans,
-                            int num_attribs)
-{
-   /* store results */
-   unsigned slot;
-   float x, y, z, w;
-   /* Handle attr[0] (position) specially:
-    */
-   float4 res0 = results[0];
-   float *clip = vOut->clip;
-   x = clip[0] = res0.x;
-   y = clip[1] = res0.y;
-   z = clip[2] = res0.z;
-   w = clip[3] = res0.w;
-   vOut->clipmask = compute_clipmask(res0, planes, nr_planes);
-   vOut->edgeflag = 1;
-
-   /* divide by w */
-   w = 1.0f / w;
-   x *= w;
-   y *= w;
-   z *= w;
-   res0.x = x; res0.y = y; res0.z = z; res0.w = 1;
-
-   /* Viewport mapping */
-   res0 = res0 * scale + trans;
-   vOut->data[0][0] = res0.x;
-   vOut->data[0][1] = res0.y;
-   vOut->data[0][2] = res0.z;
-   vOut->data[0][3] = w;
-
-   /* Remaining attributes are packed into sequential post-transform
-    * vertex attrib slots.
-    * Skip 0 since we just did it above.
-    * Subtract two because of the VERTEX_HEADER, CLIP_POS attribs.
-    */
-   for (slot = 1; slot < num_attribs - 2; slot++) {
-      float4 vec = results[slot];
-      vOut->data[slot][0] = vec.x;
-      vOut->data[slot][1] = vec.y;
-      vOut->data[slot][2] = vec.z;
-      vOut->data[slot][3] = vec.w;
-
-      printf("output %d: %f %f %f %f\n", slot,
-             vOut->data[slot][0],
-             vOut->data[slot][1],
-             vOut->data[slot][2],
-             vOut->data[slot][3]);
-   }
-}
-#endif
-
 void from_array(float4 (*res)[16], float (*ainputs)[16][4],
                 int count, int num_attribs)
 {