Update rempips experiment

Signed-off-by: Clifford Wolf <clifford@clifford.at>
Signed-off-by: Tim 'mithro' Ansell <mithro@mithis.com>

experiments/rempips/generate.py

@@ -10,6 +10,13 @@ segmk = segmaker("design.bits")
 tiledata = dict()
 pipdata = dict()
 ignpip = set()
+todo = set()
+
+print("Loading todo from ../todo.txt.")
+with open("../todo.txt", "r") as f:
+    for line in f:
+        line = tuple(line.strip().split("."))
+        todo.add(line)
 
 print("Loading tags from design.txt.")
 with open("design.txt", "r") as f:
@@ -44,6 +51,9 @@ with open("design.txt", "r") as f:
         if pnum == 1 or pdir == 0:
             ignpip.add(pip)
 
+        if ("_".join(tile.split("_")[0:2]), dst, src) not in todo:
+            ignpip.add(pip)
+
 for tile, pips_srcs_dsts in tiledata.items():
     pips = pips_srcs_dsts["pips"]
     srcs = pips_srcs_dsts["srcs"]

experiments/rempips/generate.tcl

@@ -41,9 +41,13 @@ for {set idx 0} {$idx < [llength $todo_lines]} {incr idx} {
 	if {$tile_type == "INT_L"} {set tile [lindex $int_l_tiles $idx]; set other_tile [lindex $int_r_tiles $idx]}
 	if {$tile_type == "INT_R"} {set tile [lindex $int_r_tiles $idx]; set other_tile [lindex $int_l_tiles $idx]}
 
+	puts "PIP Tile: $tile"
+
 	set driver_site [get_sites -of_objects [get_site_pins -of_objects [get_nodes -downhill \
 			-of_objects [get_nodes -of_objects [get_wires $other_tile/CLK*0]]]]]
 
+	puts "LUT Tile (Site): $other_tile ($driver_site)"
+
 	set mylut [create_cell -reference LUT1 mylut_$idx]
 	set_property -dict "LOC $driver_site BEL A6LUT" $mylut