Add feature in testfloat.do to elect wave or nowave

sim/sim-testfloat-batch

@@ -4,9 +4,12 @@
 # cmp    - test comparison unit's LT, LE, EQ opperations (fcmp)
 # add    - test addition
 # fma    - test fma
+# mul    - test mult with fma
 # sub    - test subtraction
 # div    - test division
 # sqrt   - test square root
 # all    - test everything
 
-vsim -c -do "do testfloat.do rv64fpquad $1"
+# nowave for 2nd argument supresses wlf files
+
+vsim -c -do "do testfloat.do rv64fpquad $1 $2"

sim/testfloat.do

@@ -29,16 +29,21 @@ vlog +incdir+../config/$1 +incdir+../config/shared ../testbench/testbench-fp.sv
 
 vsim -voptargs=+acc work.testbenchfp -G TEST=$2
 
-view wave
 #-- display input and output signals as hexidecimal values
-#do ./wave-dos/peripheral-waves.do
-add log -recursive /*
-#do wave.do deal with when ready
-
-do wave-fpu.do
+if {$3 == "wave"} {
+    puts "wave output is selected"
+    view wave
+    add log -recursive /*
+    do wave-fpu.do
+} elseif {$3 == "nowave"} {
+    puts "No wave output is selected"
+} else {
+    puts "Error with third argument"
+    exit 2
+}
+  
 
 #-- Run the Simulation 
-#run 3600 
 run -all
 noview testbench-fp.sv
 view wave