Add JSON AST dumps (#5020)

src/V3Global.cpp

@@ -16,6 +16,10 @@
 
 #include "V3PchAstMT.h"
 
+#include "V3Global.h"
+
+#include "V3EmitV.h"
+#include "V3Error.h"
 #include "V3File.h"
 #include "V3HierBlock.h"
 #include "V3LinkCells.h"
@@ -23,6 +27,8 @@
 #include "V3ParseSym.h"
 #include "V3Stats.h"
 
+VL_DEFINE_DEBUG_FUNCTIONS;
+
 //######################################################################
 // V3Global
 
@@ -106,11 +112,23 @@ string V3Global::digitsFilename(int number) {
 
 void V3Global::dumpCheckGlobalTree(const string& stagename, int newNumber, bool doDump) {
     const string treeFilename = v3Global.debugFilename(stagename + ".tree", newNumber);
-    v3Global.rootp()->dumpTreeFile(treeFilename, doDump);
+    if (dumpTreeLevel()) v3Global.rootp()->dumpTreeFile(treeFilename, doDump);
+    if (dumpTreeJsonLevel()) {
+        v3Global.rootp()->dumpTreeJsonFile(treeFilename + ".json", doDump);
+    }
     if (v3Global.opt.dumpTreeDot()) {
         v3Global.rootp()->dumpTreeDotFile(treeFilename + ".dot", doDump);
     }
     if (v3Global.opt.stats()) V3Stats::statsStage(stagename);
+
+    if (doDump && v3Global.opt.debugEmitV()) V3EmitV::debugEmitV(treeFilename + ".v");
+    if (v3Global.opt.debugCheck() || dumpTreeEitherLevel()) {
+        // Error check
+        v3Global.rootp()->checkTree();
+        // Broken isn't part of check tree because it can munge iterp's
+        // set by other steps if it is called in the middle of other operations
+        V3Broken::brokenAll(v3Global.rootp());
+    }
 }
 
 void V3Global::idPtrMapDumpJson(std::ostream& os) {