Made lpp stuff modular.

[libfirm] / ir / be / bechordal_draw.c

diff --git a/ir/be/bechordal_draw.c b/ir/be/bechordal_draw.c
index 45e7758..10a734f 100644 (file)
--- a/ir/be/bechordal_draw.c
+++ b/ir/be/bechordal_draw.c
@@ -151,7 +151,7 @@ extern void plotter_free(plotter_t *self)
 }
 
 const draw_chordal_opts_t draw_chordal_def_opts = {
-  10, 10, 30, 8
+  10, 10, 30, 8, 10, 10
 };
 
 typedef struct _draw_chordal_env_t {
@@ -225,7 +225,7 @@ static void layout(const draw_chordal_env_t *env, ir_node *bl, int x)
   struct block_dims *dims = pmap_get(env->block_dims, bl);
   ir_node *sub;
   rect_t *rect = &dims->subtree_box;
-  int h_space = 0;
+  int h_space = 0, v_space = 0;
 
   memset(rect, 0, sizeof(*rect));
   rect->x = x;
@@ -239,14 +239,15 @@ static void layout(const draw_chordal_env_t *env, ir_node *bl, int x)
     rect->h = max(rect->h, bl_dim->subtree_box.h);
 
     h_space = opts->h_gap;
+    v_space = opts->v_gap;
   }
 
   rect->w = max(rect->w, dims->box.w + opts->h_gap);
 
   dims->box.x = x + doz(rect->w, dims->box.w) / 2;
-  dims->box.y = rect->h + opts->v_gap;
+  dims->box.y = rect->h + v_space;
 
-  rect->h += dims->box.h + opts->v_gap;
+  rect->h += dims->box.h + v_space;
 }
 
 static void set_y(const draw_chordal_env_t *env, ir_node *bl, int up)
@@ -268,16 +269,27 @@ static void set_y(const draw_chordal_env_t *env, ir_node *bl, int up)
 }
 
 static color_t *reg_to_color(const draw_chordal_env_t *env,
-    ir_node *irn, color_t *color)
+    ir_node *rel_bl, ir_node *irn, color_t *color)
 {
   int i, n, phi_arg = 0;
 
   for(i = 0, n = get_irn_n_outs(irn); i < n && !phi_arg; ++i)
     phi_arg |= is_Phi(get_irn_out(irn, i));
 
+#if 1
   color->r = is_Phi(irn) ? 0.5 : 0.0;
   color->g = phi_arg ? 0.5 : 0.0;
   color->b = 0.0;
+#else
+  {
+    int live_in = is_live_in(rel_bl, irn);
+    int live_out = is_live_out(rel_bl, irn);
+
+    color->r = live_in;
+    color->g = live_out;
+    color->b = 0.0;
+  }
+#endif
 
   return color;
 
@@ -310,13 +322,15 @@ static void draw_block(ir_node *bl, void *data)
     if(b->is_def) {
       const arch_register_t *reg = arch_get_irn_register(env->arch_env, b->irn, 0);
       int col = arch_register_get_index(reg);
+      int live_in = is_live_in(bl, b->irn);
+      int live_out = is_live_out(bl, b->irn);
       int x = (col + 1) * opts->h_inter_gap;
-      int ystart = (b->step + dims->min_step) * opts->v_inter_gap;
-      int ystop = (b->other_end->step - dims->min_step)
-        * opts->v_inter_gap + opts->v_inter_gap / 2;
+      int ystart = (b->step) * opts->v_inter_gap;
+      int ystop = (b->other_end->step)
+        * opts->v_inter_gap + (live_out ? 0 : opts->v_inter_gap / 2);
 
       color_t color;
-      reg_to_color(env, b->irn, &color);
+      reg_to_color(env, bl, b->irn, &color);
 
       x += dims->box.x;
       ystart += dims->box.y;
@@ -324,6 +338,9 @@ static void draw_block(ir_node *bl, void *data)
 
       env->plotter->vtab->set_color(env->plotter, &color);
       env->plotter->vtab->line(env->plotter, x, ystart, x, ystop);
+
+      env->plotter->vtab->line(env->plotter, x - 2, ystart, x + 2, ystart);
+      env->plotter->vtab->line(env->plotter, x - 2, ystop, x + 2, ystop);
     }
   }
 
@@ -337,12 +354,14 @@ static void draw_block(ir_node *bl, void *data)
         int x = (col + 1) * opts->h_inter_gap;
 
         color_t color;
-        reg_to_color(env, irn, &color);
+        reg_to_color(env, bl, irn, &color);
 
         env->plotter->vtab->set_color(env->plotter, &color);
         env->plotter->vtab->line(env->plotter,
-            dims->box.x + x, dims->box.y + dims->box.h,
-            dom_dims->box.x + x, dom_dims->box.y);
+            dims->box.x + x,
+            dims->box.y + dims->box.h,
+            dom_dims->box.x + x,
+            dom_dims->box.y);
       }
     }
   }
@@ -362,11 +381,16 @@ static void draw_block(ir_node *bl, void *data)
 #endif
 }
 
-static void draw(draw_chordal_env_t *env, const rect_t *bbox)
+static void draw(draw_chordal_env_t *env, const rect_t *start_box)
 {
   plotter_t *p = env->plotter;
+  rect_t bbox;
+
+  bbox.x = bbox.y = 0;
+  bbox.w = start_box->w + 2 * env->opts->x_margin;
+  bbox.h = start_box->h + 2 * env->opts->y_margin;
 
-  p->vtab->begin(p, bbox);
+  p->vtab->begin(p, &bbox);
   irg_block_walk_graph(env->chordal_env->irg, draw_block, NULL, env);
   p->vtab->finish(p);
 }
@@ -391,8 +415,8 @@ void draw_interval_tree(const draw_chordal_opts_t *opts,
   obstack_init(&env.obst);
 
   irg_block_walk_graph(chordal_env->irg, block_dims_walker, NULL, &env);
-  layout(&env, start_block, 0);
-  set_y(&env, start_block, 0);
+  layout(&env, start_block, opts->x_margin);
+  set_y(&env, start_block, opts->y_margin);
   start_dims = pmap_get(env.block_dims, start_block);
   draw(&env, &start_dims->subtree_box);