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-rw-r--r--examples/cxx-api/evaldemo.cc4
-rw-r--r--examples/smtbmc/Makefile11
-rw-r--r--examples/smtbmc/demo9.v13
3 files changed, 24 insertions, 4 deletions
diff --git a/examples/cxx-api/evaldemo.cc b/examples/cxx-api/evaldemo.cc
index 34373487d..756b7faac 100644
--- a/examples/cxx-api/evaldemo.cc
+++ b/examples/cxx-api/evaldemo.cc
@@ -29,8 +29,8 @@ struct EvalDemoPass : public Pass
if (module == nullptr)
log_error("No top module found!\n");
- Wire *wire_a = module->wire("\\A");
- Wire *wire_y = module->wire("\\Y");
+ Wire *wire_a = module->wire(ID::A);
+ Wire *wire_y = module->wire(ID::Y);
if (wire_a == nullptr)
log_error("No wire A found!\n");
diff --git a/examples/smtbmc/Makefile b/examples/smtbmc/Makefile
index 96fa058d6..61994f942 100644
--- a/examples/smtbmc/Makefile
+++ b/examples/smtbmc/Makefile
@@ -1,5 +1,5 @@
-all: demo1 demo2 demo3 demo4 demo5 demo6 demo7 demo8
+all: demo1 demo2 demo3 demo4 demo5 demo6 demo7 demo8 demo9
demo1: demo1.smt2
yosys-smtbmc --dump-vcd demo1.vcd demo1.smt2
@@ -28,6 +28,9 @@ demo7: demo7.smt2
demo8: demo8.smt2
yosys-smtbmc -s z3 -t 1 -g demo8.smt2
+demo9: demo9.smt2
+ yosys-smtbmc -s z3 -t 1 -g demo9.smt2
+
demo1.smt2: demo1.v
yosys -ql demo1.yslog -p 'read_verilog -formal demo1.v; prep -top demo1 -nordff; write_smt2 -wires demo1.smt2'
@@ -52,6 +55,9 @@ demo7.smt2: demo7.v
demo8.smt2: demo8.v
yosys -ql demo8.yslog -p 'read_verilog -formal demo8.v; prep -top demo8 -nordff; write_smt2 -stbv -wires demo8.smt2'
+demo9.smt2: demo9.v
+ yosys -ql demo9.yslog -p 'read_verilog -formal demo9.v; prep -top demo9 -nordff; write_smt2 -stbv -wires demo9.smt2'
+
clean:
rm -f demo1.yslog demo1.smt2 demo1.vcd
rm -f demo2.yslog demo2.smt2 demo2.vcd demo2.smtc demo2_tb.v demo2_tb demo2_tb.vcd
@@ -61,6 +67,7 @@ clean:
rm -f demo6.yslog demo6.smt2
rm -f demo7.yslog demo7.smt2
rm -f demo8.yslog demo8.smt2
+ rm -f demo9.yslog demo9.smt2
-.PHONY: demo1 demo2 demo3 demo4 demo5 demo6 demo7 demo8 clean
+.PHONY: demo1 demo2 demo3 demo4 demo5 demo6 demo7 demo8 demo9 clean
diff --git a/examples/smtbmc/demo9.v b/examples/smtbmc/demo9.v
new file mode 100644
index 000000000..f0b91e2ca
--- /dev/null
+++ b/examples/smtbmc/demo9.v
@@ -0,0 +1,13 @@
+module demo9;
+ (* maximize *) wire[7:0] h = $anyconst;
+ wire [7:0] i = $allconst;
+
+ wire [7:0] t0 = ((i << 8'b00000010) + 8'b00000011);
+ wire trigger = (t0 > h) && (h < 8'b00000100);
+
+ always @* begin
+ assume(trigger == 1'b1);
+ cover(1);
+ end
+endmodule
+