adds options for iverilog; closes #655

src/main/java/de/neemann/digital/core/element/Keys.java

@@ -740,6 +740,12 @@ public final class Keys {
     public static final Key<String> GHDL_OPTIONS
             = new Key.LongString("ghdlOptions", "--std=08 --ieee=synopsys").setRows(3).setColumns(30).setPanelId("Options");
 
+    /**
+     * The iverilog options
+     */
+    public static final Key<String> IVERILOG_OPTIONS
+            = new Key.LongString("iverilogOptions", "").setRows(3).setColumns(30).setPanelId("Options");
+
     /**
      * Path to iverilog installation directory
      */

src/main/java/de/neemann/digital/core/extern/Application.java

@@ -47,7 +47,7 @@ public interface Application {
             case GHDL:
                 return new ApplicationGHDL(attr);
             case IVERILOG:
-                return new ApplicationIVerilog();
+                return new ApplicationIVerilog(attr);
             default:
                 return null;
         }

src/main/java/de/neemann/digital/core/extern/ApplicationIVerilog.java

@@ -5,6 +5,7 @@
  */
 package de.neemann.digital.core.extern;
 
+import de.neemann.digital.core.element.ElementAttributes;
 import de.neemann.digital.core.element.Keys;
 import de.neemann.digital.core.extern.handler.ProcessInterface;
 import de.neemann.digital.core.extern.handler.StdIOInterface;
@@ -23,15 +24,19 @@ import java.util.LinkedList;
  * See http://iverilog.icarus.com/
  */
 public class ApplicationIVerilog extends ApplicationVerilogStdIO {
+    private final ElementAttributes attr;
+    private final boolean hasIverilog;
     private String iverilogFolder;
     private String iverilog;
     private String vvp;
-    private final boolean hasIverilog;
 
     /**
      * Initialize a new instance
+     *
+     * @param attr the components attributes
      */
-    public ApplicationIVerilog() {
+    public ApplicationIVerilog(ElementAttributes attr) {
+        this.attr = attr;
         iverilogFolder = "";
         hasIverilog = findIVerilog();
     }
@@ -49,7 +54,15 @@ public class ApplicationIVerilog extends ApplicationVerilogStdIO {
 
             file = createVerilogFile(label, code, inputs, outputs);
             String testOutputName = label + ".out";
-            String m1 = ProcessStarter.start(file.getParentFile(), iverilog, "-tvvp", "-o" + testOutputName, file.getName());
+            ProcessStarter.start(file.getParentFile(), new Options()
+                    .add(iverilog)
+                    .add("-tvvp")
+                    .add("-o")
+                    .add(testOutputName)
+                    .add(attr, Keys.IVERILOG_OPTIONS)
+                    .add(file.getName())
+                    .getArray()
+            );
             ProcessBuilder pb = new ProcessBuilder(vvp, "-M", ivlModuleDir, testOutputName).redirectErrorStream(true).directory(file.getParentFile());
             return new IVerilogProcessInterface(pb.start(), file.getParentFile());
         } catch (IOException e) {
@@ -87,7 +100,15 @@ public class ApplicationIVerilog extends ApplicationVerilogStdIO {
             file = createVerilogFile(label, code, inputs, outputs);
             String testOutputName = label + ".out";
 
-            return ProcessStarter.start(file.getParentFile(), iverilog, "-tvvp", "-o" + testOutputName, file.getName());
+            return ProcessStarter.start(file.getParentFile(), new Options()
+                    .add(iverilog)
+                    .add("-tvvp")
+                    .add("-o")
+                    .add(testOutputName)
+                    .add(attr, Keys.IVERILOG_OPTIONS)
+                    .add(file.getName())
+                    .getArray()
+            );
         } catch (IOException e) {
             if (iverilogNotFound(e))
                 throw new IOException(Lang.get("err_iverilogNotInstalled"));

src/main/java/de/neemann/digital/core/extern/External.java

@@ -41,6 +41,7 @@ public class External extends Node implements Element {
             .addAttribute(Keys.EXTERNAL_CODE)
             .addAttribute(Keys.APPLICATION_TYPE)
             .addAttribute(Keys.GHDL_OPTIONS)
+            .addAttribute(Keys.IVERILOG_OPTIONS)
             .supportsHDL();
 
     private final Application.Type type;

src/main/resources/lang/lang_de.xml

@@ -1481,6 +1481,8 @@ Sind evtl. die Namen der Variablen nicht eindeutig?</string>
     </string>
     <string name="key_ghdlOptions">GHDL Optionen</string>
     <string name="key_ghdlOptions_tt">Optionen, die für alle Bearbeitungsschritte durch GHDL verwendet werden.</string>
+    <string name="key_iverilogOptions">IVerilog Optionen</string>
+    <string name="key_iverilogOptions_tt">Optionen, die für alle Bearbeitungsschritte durch IVerilog verwendet werden.</string>
     <string name="key_iverilogPath">IVerilog</string>
     <string name="key_iverilogPath_tt">Pfad zum Icarus-Verilog-Installationsordner. Nur notwendig, wenn Sie iverilog
         verwenden möchten, um mit Verilog definierte Komponenten zu simulieren.

src/main/resources/lang/lang_en.xml

@@ -1472,6 +1472,8 @@
     </string>
     <string name="key_ghdlOptions">GHDL Options</string>
     <string name="key_ghdlOptions_tt">Options that are used for all processing steps by GHDL.</string>
+    <string name="key_iverilogOptions">IVerilog Options</string>
+    <string name="key_iverilogOptions_tt">Options that are used for all processing steps by IVerilog.</string>
 
     <string name="key_iverilogPath">IVerilog</string>
     <string name="key_iverilogPath_tt">Path to the Icarus Verilog installation folder. Only necessary if you want to use