draw: Always use the llvm middle end when available & enabled.

[mesa.git] / src / gallium / auxiliary / draw / draw_pt.c

diff --git a/src/gallium/auxiliary/draw/draw_pt.c b/src/gallium/auxiliary/draw/draw_pt.c
index b5876bb1bdb5f4facf59e72c22ea2d2f8c1471da..1d9395e06c3666e75e76858471551444d19c1afd 100644 (file)
--- a/src/gallium/auxiliary/draw/draw_pt.c
+++ b/src/gallium/auxiliary/draw/draw_pt.c
@@ -37,6 +37,13 @@
 #include "util/u_math.h"
 #include "util/u_prim.h"
 
+
+DEBUG_GET_ONCE_BOOL_OPTION(draw_fse, "DRAW_FSE", FALSE);
+DEBUG_GET_ONCE_BOOL_OPTION(draw_no_fse, "DRAW_NO_FSE", FALSE);
+#ifdef HAVE_LLVM
+DEBUG_GET_ONCE_BOOL_OPTION(draw_use_llvm, "DRAW_USE_LLVM", TRUE);
+#endif
+
 static unsigned trim( unsigned count, unsigned first, unsigned incr )
 {
    if (count < first)
@@ -90,12 +97,16 @@ draw_pt_arrays(struct draw_context *draw,
       opt |= PT_SHADE;
    }
       
-   if (opt == 0) 
-      middle = draw->pt.middle.fetch_emit;
-   else if (opt == PT_SHADE && !draw->pt.no_fse)
-      middle = draw->pt.middle.fetch_shade_emit;
-   else
-      middle = draw->pt.middle.general;
+   if (draw->pt.middle.llvm) {
+      middle = draw->pt.middle.llvm;
+   } else {
+      if (opt == 0)
+         middle = draw->pt.middle.fetch_emit;
+      else if (opt == PT_SHADE && !draw->pt.no_fse)
+         middle = draw->pt.middle.fetch_shade_emit;
+      else
+         middle = draw->pt.middle.general;
+   }
 
 
    /* Pick the right frontend
@@ -122,8 +133,8 @@ draw_pt_arrays(struct draw_context *draw,
 
 boolean draw_pt_init( struct draw_context *draw )
 {
-   draw->pt.test_fse = debug_get_bool_option("DRAW_FSE", FALSE);
-   draw->pt.no_fse = debug_get_bool_option("DRAW_NO_FSE", FALSE);
+   draw->pt.test_fse = debug_get_option_draw_fse();
+   draw->pt.no_fse = debug_get_option_draw_no_fse();
 
    draw->pt.front.vcache = draw_pt_vcache( draw );
    if (!draw->pt.front.vcache)
@@ -141,25 +152,26 @@ boolean draw_pt_init( struct draw_context *draw )
    if (!draw->pt.middle.fetch_shade_emit)
       return FALSE;
 
-#if HAVE_LLVM
-   draw->use_llvm = debug_get_bool_option("DRAW_USE_LLVM", TRUE);
-   if (draw->use_llvm)
-      draw->pt.middle.general = draw_pt_fetch_pipeline_or_emit_llvm( draw );
-#else
-   draw->pt.middle.general = NULL;
-#endif
-
-   if (!draw->pt.middle.general)
-      draw->pt.middle.general = draw_pt_fetch_pipeline_or_emit( draw );
+   draw->pt.middle.general = draw_pt_fetch_pipeline_or_emit( draw );
    if (!draw->pt.middle.general)
       return FALSE;
 
+#if HAVE_LLVM
+   if (debug_get_option_draw_use_llvm())
+      draw->pt.middle.llvm = draw_pt_fetch_pipeline_or_emit_llvm( draw );
+#endif
+
    return TRUE;
 }
 
 
 void draw_pt_destroy( struct draw_context *draw )
 {
+   if (draw->pt.middle.llvm) {
+      draw->pt.middle.llvm->destroy( draw->pt.middle.llvm );
+      draw->pt.middle.llvm = NULL;
+   }
+
    if (draw->pt.middle.general) {
       draw->pt.middle.general->destroy( draw->pt.middle.general );
       draw->pt.middle.general = NULL;