[PATCH] D95053: [Demangle] Support demangling Swift calling convention in MS demangler.

[Varun Gandhi via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG44f792966e0f: [Demangle] Support demangling Swift calling convention in MS demangler. (authored by varungandhi-apple).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D95053/new/

https://reviews.llvm.org/D95053

Files:
  clang/lib/AST/MicrosoftMangle.cpp
  llvm/include/llvm/Demangle/MicrosoftDemangleNodes.h
  llvm/lib/Demangle/MicrosoftDemangle.cpp
  llvm/lib/Demangle/MicrosoftDemangleNodes.cpp
  llvm/test/Demangle/ms-mangle.test


Index: llvm/test/Demangle/ms-mangle.test
===================================================================
--- llvm/test/Demangle/ms-mangle.test
+++ llvm/test/Demangle/ms-mangle.test
@@ -338,6 +338,9 @@
 ?vector_func@@YQXXZ
 ; CHECK: void __vectorcall vector_func(void)
 
+?swift_func@@YSXXZ
+; CHECK: void __attribute__((__swiftcall__)) swift_func(void)
+
 ??$fn_tmpl@$1?extern_c_func@@YAXXZ@@YAXXZ
 ; CHECK: void __cdecl fn_tmpl<&void __cdecl extern_c_func(void)>(void)
 
Index: llvm/lib/Demangle/MicrosoftDemangleNodes.cpp
===================================================================
--- llvm/lib/Demangle/MicrosoftDemangleNodes.cpp
+++ llvm/lib/Demangle/MicrosoftDemangleNodes.cpp
@@ -107,6 +107,9 @@
   case CallingConv::Clrcall:
     OS << "__clrcall";
     break;
+  case CallingConv::Swift:
+    OS << "__attribute__((__swiftcall__)) ";
+    break;
   default:
     break;
   }
Index: llvm/lib/Demangle/MicrosoftDemangle.cpp
===================================================================
--- llvm/lib/Demangle/MicrosoftDemangle.cpp
+++ llvm/lib/Demangle/MicrosoftDemangle.cpp
@@ -1711,6 +1711,8 @@
     return CallingConv::Eabi;
   case 'Q':
     return CallingConv::Vectorcall;
+  case 'S':
+    return CallingConv::Swift;
   }
 
   return CallingConv::None;
Index: llvm/include/llvm/Demangle/MicrosoftDemangleNodes.h
===================================================================
--- llvm/include/llvm/Demangle/MicrosoftDemangleNodes.h
+++ llvm/include/llvm/Demangle/MicrosoftDemangleNodes.h
@@ -67,6 +67,7 @@
   Eabi,
   Vectorcall,
   Regcall,
+  Swift, // Clang-only
 };
 
 enum class ReferenceKind : uint8_t { None, LValueRef, RValueRef };
Index: clang/lib/AST/MicrosoftMangle.cpp
===================================================================
--- clang/lib/AST/MicrosoftMangle.cpp
+++ clang/lib/AST/MicrosoftMangle.cpp
@@ -2684,6 +2684,7 @@
   //                      ::= I # __fastcall
   //                      ::= J # __export __fastcall
   //                      ::= Q # __vectorcall
+  //                      ::= S # __attribute__((__swiftcall__)) // Clang-only
   //                      ::= w # __regcall
   // The 'export' calling conventions are from a bygone era
   // (*cough*Win16*cough*) when functions were declared for export with


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