3 slices, 6 tiles

info.yaml

@@ -8,7 +8,7 @@ project:
   clock_hz:     48000000       # Clock frequency in Hz (or 0 if not applicable)
 
   # How many tiles your design occupies? A single tile is about 167x108 uM.
-  tiles: "8x2"          # Valid values: 1x1, 1x2, 2x2, 3x2, 4x2, 6x2 or 8x2
+  tiles: "3x2"          # Valid values: 1x1, 1x2, 2x2, 3x2, 4x2, 6x2 or 8x2
 
   # Your top module name must start with "tt_um_". Make it unique by including your github username:
   top_module:  "tt_um_rejunity_1_58bit"

src/config.tcl

@@ -12,7 +12,7 @@
 
 # PL_TARGET_DENSITY - You can increase this if Global Placement fails with error GPL-0302.
 # Users have reported that values up to 0.8 worked well for them.
-set ::env(PL_TARGET_DENSITY) 0.7
+set ::env(PL_TARGET_DENSITY) 0.78
 
 # CLOCK_PERIOD - Increase this in case you are getting setup time violations.
 # The value is in nanoseconds, so 20ns == 50MHz.

src/config.v

@@ -3,6 +3,6 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-`define COMPUTE_SLICES 6
+`define COMPUTE_SLICES 3
 
 `define default_netname none