[clang] Add DISuprogram and DIE for a func decl
Attach a unique DISubprogram to a function declaration that will be
used for call site debug info.
([7/13] Introduce the debug entry values.)
Co-authored-by: Ananth Sowda <asowda@cisco.com>
Co-authored-by: Nikola Prica <nikola.prica@rt-rk.com>
Co-authored-by: Ivan Baev <ibaev@cisco.com>
Differential Revision: https://reviews.llvm.org/D60714
llvm-svn: 364502
diff --git a/clang/lib/CodeGen/CGDebugInfo.h b/clang/lib/CodeGen/CGDebugInfo.h
index e26088a..7edbea8 100644
--- a/clang/lib/CodeGen/CGDebugInfo.h
+++ b/clang/lib/CodeGen/CGDebugInfo.h
@@ -409,7 +409,15 @@
void EmitInlineFunctionEnd(CGBuilderTy &Builder);
/// Emit debug info for a function declaration.
- void EmitFunctionDecl(GlobalDecl GD, SourceLocation Loc, QualType FnType);
+ /// \p Fn is set only when a declaration for a debug call site gets created.
+ void EmitFunctionDecl(GlobalDecl GD, SourceLocation Loc,
+ QualType FnType, llvm::Function *Fn = nullptr);
+
+ /// Emit debug info for an extern function being called.
+ /// This is needed for call site debug info.
+ void EmitFuncDeclForCallSite(llvm::CallBase *CallOrInvoke,
+ QualType CalleeType,
+ const FunctionDecl *CalleeDecl);
/// Constructs the debug code for exiting a function.
void EmitFunctionEnd(CGBuilderTy &Builder, llvm::Function *Fn);