llvmpipe: also record the jit task in the fs jit debug code

src/gallium/drivers/llvmpipe/lp_rast.c

@@ -47,6 +47,7 @@
 #ifdef DEBUG
 int jit_line = 0;
 const struct lp_rast_state *jit_state = NULL;
+const struct lp_rasterizer_task *jit_task = NULL;
 #endif
 
 
@@ -362,7 +363,7 @@ lp_rast_shade_tile(struct lp_rasterizer_task *task,
          depth = lp_rast_get_depth_block_pointer(task, tile_x + x, tile_y + y);
 
          /* run shader on 4x4 block */
-         BEGIN_JIT_CALL(state);
+         BEGIN_JIT_CALL(state, task);
          variant->jit_function[RAST_WHOLE]( &state->jit_context,
                                             tile_x + x, tile_y + y,
                                             inputs->frontfacing,
@@ -443,7 +444,7 @@ lp_rast_shade_quads_mask(struct lp_rasterizer_task *task,
    assert(lp_check_alignment(state->jit_context.blend_color, 16));
 
    /* run shader on 4x4 block */
-   BEGIN_JIT_CALL(state);
+   BEGIN_JIT_CALL(state, task);
    variant->jit_function[RAST_EDGE_TEST](&state->jit_context,
                                          x, y,
                                          inputs->frontfacing,

src/gallium/drivers/llvmpipe/lp_rast_priv.h

@@ -45,13 +45,16 @@
  */
 #ifdef DEBUG
 
+struct lp_rasterizer_task;
 extern int jit_line;
 extern const struct lp_rast_state *jit_state;
+extern const struct lp_rasterizer_task *jit_task;
 
-#define BEGIN_JIT_CALL(state) \
+#define BEGIN_JIT_CALL(state, task)                  \
    do { \
       jit_line = __LINE__; \
       jit_state = state; \
+      jit_task = task; \
    } while (0)
 
 #define END_JIT_CALL() \
@@ -62,7 +65,7 @@ extern const struct lp_rast_state *jit_state;
 
 #else
 
-#define BEGIN_JIT_CALL(X)
+#define BEGIN_JIT_CALL(X, Y)
 #define END_JIT_CALL()
 
 #endif
@@ -258,7 +261,7 @@ lp_rast_shade_quads_all( struct lp_rasterizer_task *task,
    depth = lp_rast_get_depth_block_pointer(task, x, y);
 
    /* run shader on 4x4 block */
-   BEGIN_JIT_CALL(state);
+   BEGIN_JIT_CALL(state, task);
    variant->jit_function[RAST_WHOLE]( &state->jit_context,
                                       x, y,
                                       inputs->frontfacing,