aboutsummaryrefslogtreecommitdiffstats
path: root/tests/xilinx/dffs.ys
diff options
context:
space:
mode:
Diffstat (limited to 'tests/xilinx/dffs.ys')
-rw-r--r--tests/xilinx/dffs.ys23
1 files changed, 19 insertions, 4 deletions
diff --git a/tests/xilinx/dffs.ys b/tests/xilinx/dffs.ys
index 6a98994c0..2d48a816c 100644
--- a/tests/xilinx/dffs.ys
+++ b/tests/xilinx/dffs.ys
@@ -1,10 +1,25 @@
read_verilog dffs.v
-hierarchy -top top
+design -save read
+
proc
-flatten
+hierarchy -top dff
equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
-cd top # Constrain all select calls below inside the top module
+cd dff # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
-select -assert-count 2 t:FDRE
+select -assert-count 1 t:FDRE
+
select -assert-none t:BUFG t:FDRE %% t:* %D
+
+
+design -load read
+proc
+hierarchy -top dffe
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
+cd dffe # Constrain all select calls below inside the top module
+select -assert-count 1 t:BUFG
+select -assert-count 1 t:FDRE
+
+select -assert-none t:BUFG t:FDRE %% t:* %D
+