r300g: fix psychedelic colors with SWTCL

r300_vertex_shader::outputs was uninitialized.
Also remove the tokens parameter.

src/gallium/drivers/r300/r300_state.c

@@ -1428,8 +1428,10 @@ static void* r300_create_vs_state(struct pipe_context* pipe,
     vs->state = *shader;
     vs->state.tokens = tgsi_dup_tokens(shader->tokens);
 
+    r300_init_vs_outputs(vs);
+
     if (r300->screen->caps.has_tcl) {
-        r300_translate_vertex_shader(r300, vs, vs->state.tokens);
+        r300_translate_vertex_shader(r300, vs);
     } else {
         vs->draw_vs = draw_create_vertex_shader(r300->draw, shader);
     }

src/gallium/drivers/r300/r300_vs.c

@@ -181,21 +181,23 @@ static void r300_dummy_vertex_shader(
     state.tokens = ureg_finalize(ureg);
 
     shader->dummy = TRUE;
-    r300_translate_vertex_shader(r300, shader, state.tokens);
+    r300_translate_vertex_shader(r300, shader);
 
     ureg_destroy(ureg);
 }
 
-void r300_translate_vertex_shader(struct r300_context* r300,
-                                  struct r300_vertex_shader* vs,
-                                  const struct tgsi_token *tokens)
+void r300_init_vs_outputs(struct r300_vertex_shader *vs)
+{
+    tgsi_scan_shader(vs->state.tokens, &vs->info);
+    r300_shader_read_vs_outputs(&vs->info, &vs->outputs);
+}
+
+void r300_translate_vertex_shader(struct r300_context *r300,
+                                  struct r300_vertex_shader *vs)
 {
     struct r300_vertex_program_compiler compiler;
     struct tgsi_to_rc ttr;
 
-    tgsi_scan_shader(tokens, &vs->info);
-    r300_shader_read_vs_outputs(&vs->info, &vs->outputs);
-
     /* Setup the compiler */
     rc_init(&compiler.Base);
 
@@ -205,7 +207,7 @@ void r300_translate_vertex_shader(struct r300_context* r300,
 
     if (compiler.Base.Debug) {
         debug_printf("r300: Initial vertex program\n");
-        tgsi_dump(tokens, 0);
+        tgsi_dump(vs->state.tokens, 0);
     }
 
     /* Translate TGSI to our internal representation */
@@ -213,7 +215,7 @@ void r300_translate_vertex_shader(struct r300_context* r300,
     ttr.info = &vs->info;
     ttr.use_half_swizzles = FALSE;
 
-    r300_tgsi_to_rc(&ttr, tokens);
+    r300_tgsi_to_rc(&ttr, vs->state.tokens);
 
     compiler.RequiredOutputs = ~(~0 << (vs->info.num_outputs + 1));
     compiler.SetHwInputOutput = &set_vertex_inputs_outputs;

src/gallium/drivers/r300/r300_vs.h

@@ -56,8 +56,8 @@ struct r300_vertex_shader {
     void *draw_vs;
 };
 
-void r300_translate_vertex_shader(struct r300_context* r300,
-                                  struct r300_vertex_shader* vs,
-                                  const struct tgsi_token *tokens);
+void r300_init_vs_outputs(struct r300_vertex_shader *vs);
 
+void r300_translate_vertex_shader(struct r300_context *r300,
+                                  struct r300_vertex_shader *vs);
 #endif /* R300_VS_H */