Consolidated hana test benches into fewer files

for pf in test_simulation_{always,and,buffer,decoder,inc,mux,nand,nor,or,seq,shifter,sop,techmap,xnor,xor}; do
gawk 'FNR == 1 { printf("\n// %s\n",FILENAME); } { gsub("^module *", sprintf("module f%d_",ARGIND)); print; }' \
    ${pf}_*_test.v > $pf.v; ../tools/autotest.sh $pf.v; mv -v ${pf}_*_test.v Attic/; done;

..etc..

tests/hana/test_simulation_sop.v

@@ -0,0 +1,65 @@
+
+// test_simulation_sop_basic_10_test.v
+module f1_test(input [1:0] in, input select, output reg out);
+
+always @( in or select)
+    case (select)
+	    0: out = in[0];
+	    1: out = in[1];
+	endcase
+endmodule	
+
+// test_simulation_sop_basic_11_test.v
+module f2_test(input [3:0] in, input [1:0] select, output reg out);
+
+always @( in or select)
+    case (select)
+	    0: out = in[0];
+	    1: out = in[1];
+	    2: out = in[2];
+	    3: out = in[3];
+	endcase
+endmodule	
+
+// test_simulation_sop_basic_12_test.v
+module f3_test(input [7:0] in, input [2:0] select, output reg out);
+
+always @( in or select)
+    case (select)
+	    0: out = in[0];
+	    1: out = in[1];
+	    2: out = in[2];
+	    3: out = in[3];
+	    4: out = in[4];
+	    5: out = in[5];
+	    6: out = in[6];
+	    7: out = in[7];
+	endcase
+endmodule
+
+// test_simulation_sop_basic_18_test.v
+module f4_test(input [7:0] in, output out);
+
+assign out = ~^in;
+
+endmodule
+
+// test_simulation_sop_basic_3_test.v
+module f5_test(input in, output out);
+assign out = ~in;
+endmodule
+
+// test_simulation_sop_basic_7_test.v
+module f6_test(input in, output out);
+assign out = in;
+endmodule
+
+// test_simulation_sop_basic_8_test.v
+module f7_test(output out);
+assign out = 1'b0;
+endmodule
+
+// test_simulation_sop_basic_9_test.v
+module f8_test(input in, output out);
+assign out = ~in;
+endmodule