add create/delete Block

src/db_mgr/include/db_mgr/db_mgr.h

@@ -9,7 +9,9 @@
 
 namespace odb {
 class dbDatabase;
+class dbBlock;
 class lefin;
+class defin;
 }
 
 // Logger symbol: MGR
@@ -46,14 +48,16 @@ class DbMgr {
 public:
   DbMgr();
   ~DbMgr(); // dbDatadase::destroy()
-  bool readLibDB(const char* path, const char* libname, 
-                 bool isTech=false, bool isLib=true);
+  bool readLibDB(const char* lef_path, 
+                 const char* libname, 
+                 bool isTech=false, 
+                 bool isLib=true);
+  bool haveBlockDB(const std::string block);
+  bool createBlockDB(const char* block_name);
+  bool deleteBlockDB(const char* block_name);
   /*
-  bool readBlockDBs();
-  bool addBlockDB();
-  bool deleteBlockDB();
+  bool readBlockDef();
   */
-  bool haveBlockDB(std::string block);
   
   void setLogger(utl::Logger* logger);
   void init(utl::Logger* logger);
@@ -73,8 +77,12 @@ private:
   std::unordered_map<std::string, odb::dbDatabase*> block_dbs_;
   utl::Logger* logger_;
 
-  // parsers
+  /* parsers */
+  // use OpenDB's lef/def parser
   std::unique_ptr<odb::lefin> lef_parser_;
+  std::unique_ptr<odb::defin> def_parser_;
+  // use Limbo's verilog parser
+  
 };
 } // namespace db_mgr
 } // namespace eda

src/db_mgr/src/db_mgr.cpp

 #include "db_mgr/db_mgr.h"
 #include "db.h"
 #include "lefin.h"
+#include "defin.h"
 #include "utl/Logger.h"
 
 namespace eda {
@@ -8,7 +9,9 @@ namespace db_mgr {
 
 DbMgr::DbMgr()
   : lib_db_(nullptr),
-    logger_(nullptr)
+    logger_(nullptr),
+    lef_parser_(nullptr),
+    def_parser_(nullptr)
 {
   block_dbs_.clear();
 }
@@ -34,7 +37,7 @@ DbMgr::~DbMgr()
   }
 }
 
-bool DbMgr::haveBlockDB(std::string block)
+bool DbMgr::haveBlockDB(const std::string block)
 {
   if (block_dbs_.empty()) return false;
   return block_dbs_.find(block) != block_dbs_.end();
@@ -45,23 +48,50 @@ void DbMgr::setLogger(utl::Logger* logger)
   logger_ = logger;
 }
 
-bool DbMgr::readLibDB(const char* path, const char* libname, 
+bool DbMgr::readLibDB(const char* lef_path, const char* libname, 
                       bool isTech, bool isLib)
 {
   if (isTech && isLib) {
-    lef_parser_->createTechAndLib(libname, path);
+    lef_parser_->createTechAndLib(libname, lef_path);
   } else if (isTech && !isLib) {
-      lef_parser_->createTech(path);
+      lef_parser_->createTech(lef_path);
   } else if (!isTech && isLib) {
-    lef_parser_->createLib(libname, path);
+    lef_parser_->createLib(libname, lef_path);
   } else {
     logger_->warn(utl::MGR, 1, 
                   "Failed to read {}. LEF file must be Tech or Lib.",
-                  path);
+                  lef_path);
     return false;
   }
   return true;
 }
 
+bool DbMgr::createBlockDB(const char* block_name)
+{
+  if (haveBlockDB(block_name)) {
+    logger_->error(utl::MGR, 2, "Cannot create existing block: {}", block_name);
+    return false;
+  }
+  odb::dbDatabase* block_db = odb::dbDatabase::duplicate(lib_db_);
+  block_dbs_.emplace(std::make_pair(block_name, block_db));
+  logger_->info(utl::MGR, 3, "Create Block: {}. Ensure lib has been successfully read.",
+                block_name);
+  return true;
+}
+
+bool DbMgr::deleteBlockDB(const char* block_name)
+{
+  if (!haveBlockDB(block_name)) {
+    logger_->error(utl::MGR, 4, "Failed to delete non-existed block {}.",
+                   block_name);
+    return false;
+  }
+  odb::dbDatabase::destroy(block_dbs_.find(block_name)->second);
+  block_dbs_.erase(block_name);
+  logger_->info(utl::MGR, 4, "Delete Block: {}.",
+                block_name);
+  return true;
+}
+
 } // namespace db_mgr
 } // namespace eda

src/db_mgr/src/db_mgr.i

@@ -26,6 +26,16 @@ bool read_lef(const char* file_path, const char* libname,
   return getDbMgr()->readLibDB(file_path, libname, isTech, isLib);
 }
 
+bool create_blk_db(const char* block_name)
+{
+  return getDbMgr()->createBlockDB(block_name);
+}
+
+bool delete_blk_db(const char* block_name)
+{
+  return getDbMgr()->deleteBlockDB(block_name);
+}
+
 } // namespace db_mgr
 
 %} // inline

src/db_mgr/src/db_mgr.tcl

@@ -29,3 +29,23 @@ proc read_lef { args } {
   db_mgr::read_lef $lef_name $lib_name $is_tech $is_lib
 
 }
+
+define_cmd_args "create_block" { block_name }
+
+proc create_block { args } {
+  parse_key_args "create_block" args keys {} flags {}
+
+  foreach block $args {
+    db_mgr::create_blk_db $block
+  }
+}
+
+define_cmd_args "delete_block" { block_name }
+
+proc delete_block { args } {
+  parse_key_args "delete_block" args keys {} flags {}
+
+  foreach block $args {
+    db_mgr::delete_blk_db $block
+  }
+}
\ No newline at end of file

tcl_scripts/test.tcl

+read_lef -tech ../test/Nangate45/Nangate45_tech.lef
+read_lef ../test/Nangate45/Nangate45.lef
+read_lef ../test/Nangate45/Nangate45_stdcell.lef
\ No newline at end of file