Merge branch 'YosysHQ:main' into main

tests/gen-tests-makefile.sh

@@ -20,6 +20,13 @@ generate_ys_test() {
 	generate_target "$ys_file" "\"$YOSYS_BASEDIR/yosys\" -ql ${ys_file%.*}.log $yosys_args_ $ys_file"
 }
 
+# $ generate_tcl_test tcl_file [yosys_args]
+generate_tcl_test() {
+	tcl_file=$1
+	yosys_args_=${2:-}
+	generate_target "$tcl_file" "\"$YOSYS_BASEDIR/yosys\" -ql ${tcl_file%.*}.log $yosys_args_ $tcl_file"
+}
+
 # $ generate_bash_test bash_file
 generate_bash_test() {
 	bash_file=$1
@@ -29,6 +36,7 @@ generate_bash_test() {
 # $ generate_tests [-y|--yosys-scripts] [-s|--prove-sv] [-b|--bash] [-a|--yosys-args yosys_args]
 generate_tests() {
 	do_ys=false
+	do_tcl=false
 	do_sv=false
 	do_sh=false
 	yosys_args=""
@@ -40,6 +48,10 @@ generate_tests() {
 				do_ys=true
 				shift
 				;;
+			-t|--tcl-scripts)
+				do_tcl=true
+				shift
+				;;
 			-s|--prove-sv)
 				do_sv=true
 				shift
@@ -59,7 +71,7 @@ generate_tests() {
 		esac
 	done
 
-	if [[ ! ( $do_ys = true || $do_sv = true || $do_sh = true ) ]]; then
+	if [[ ! ( $do_ys = true || $do_tcl = true || $do_sv = true || $do_sh = true ) ]]; then
 		echo >&2 "Error: No file types selected"
 		exit 1
 	fi
@@ -72,6 +84,11 @@ generate_tests() {
 			generate_ys_test "$x" "$yosys_args"
 		done
 	fi;
+	if [[ $do_tcl = true ]]; then
+		for x in *.tcl; do
+			generate_tcl_test "$x" "$yosys_args"
+		done
+	fi;
 	if [[ $do_sv = true ]]; then
 		for x in *.sv; do
 			if [ ! -f "${x%.sv}.ys"  ]; then

tests/techmap/han-carlson.tcl

@@ -0,0 +1,15 @@
+yosys -import
+
+read_verilog +/choices/han-carlson.v
+read_verilog -icells lcu_refined.v
+design -save init
+
+for {set i 1} {$i <= 16} {incr i} {
+    design -load init
+    chparam -set WIDTH $i
+    yosys proc
+    opt_clean
+    equiv_make lcu _80_lcu_han_carlson equiv
+    equiv_simple equiv
+    equiv_status -assert equiv
+}

tests/techmap/kogge-stone.tcl

@@ -0,0 +1,15 @@
+yosys -import
+
+read_verilog +/choices/kogge-stone.v
+read_verilog -icells lcu_refined.v
+design -save init
+
+for {set i 1} {$i <= 16} {incr i} {
+    design -load init
+    chparam -set WIDTH $i
+    yosys proc
+    opt_clean
+    equiv_make lcu _80_lcu_kogge_stone equiv
+    equiv_simple equiv
+    equiv_status -assert equiv
+}

tests/techmap/kogge-stone.ys

@@ -1 +0,0 @@
-test_cell -s 1711533949 -n 10 -map +/techmap.v -map +/choices/kogge-stone.v $lcu

tests/techmap/lcu_refined.v

@@ -0,0 +1,13 @@
+module lcu (P, G, CI, CO);
+	parameter WIDTH = 2;
+
+	input [WIDTH-1:0] P, G;
+	input CI;
+
+	output [WIDTH-1:0] CO;
+
+	reg [WIDTH-1:0] p, g;
+
+	\$lcu #(.WIDTH(WIDTH)) impl (.P(P), .G(G), .CI(CI), .CO(CO));
+
+endmodule

tests/techmap/run-test.sh

@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 set -eu
 source ../gen-tests-makefile.sh
-run_tests --yosys-scripts --bash --yosys-args "-e 'select out of bounds'"
+run_tests --yosys-scripts --tcl-scripts --bash --yosys-args "-e 'select out of bounds'"

tests/verific/blackbox.ys

@@ -0,0 +1,24 @@
+verific -sv -lib <<EOF
+module TEST_CELL(input clk, input a, input b, output reg c);
+parameter PATH = "DEFAULT";
+always @(posedge clk) begin
+    if (PATH=="DEFAULT")
+		c <= a;
+	else 
+		c <= b;
+end
+
+endmodule
+EOF
+
+verific -sv <<EOF
+module top(input clk, input a, input b, output c, output d);
+	TEST_CELL  #(.PATH("TEST")) test1(.clk(clk),.a(a),.b(1'b1),.c(c));
+	TEST_CELL  #(.PATH("DEFAULT")) test2(.clk(clk),.a(a),.b(1'bx),.c(d));
+endmodule
+EOF
+
+verific -import top
+hierarchy -top top
+stat
+select -assert-count 2 t:TEST_CELL