Redesign `DeclRef` and systematic `Val` deduplication (#3049)

* Redesign DeclRef + Deduplicate Val.

* Update project files

* Fix warning.

* Fix.

* Fix.

* Remove `Val::_equalsImplOverride`.

* Rmove `Val::_getHashCodeOverride`.

* Remove `semanticVisitor` param from `resolve`.

* Cleanups.

---------

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/source/compiler-core/slang-name.cpp b/source/compiler-core/slang-name.cpp
index cc2033339..c815b8aa8 100644
--- a/source/compiler-core/slang-name.cpp
+++ b/source/compiler-core/slang-name.cpp
@@ -19,7 +19,7 @@ const char* getCstr(Name* name)
     return name ? name->text.getBuffer() : nullptr;
 }
 
-Name* NamePool::getName(String const& text)
+Name* NamePool::getName(UnownedStringSlice text)
 {
     RefPtr<Name> name;
     if (rootPool->names.tryGetValue(text, name))
@@ -31,6 +31,11 @@ Name* NamePool::getName(String const& text)
     return name;
 }
 
+Name* NamePool::getName(String const& text)
+{
+    return getName(text.getUnownedSlice());
+}
+
 Name* NamePool::tryGetName(String const& text)
 {
     RefPtr<Name> name;