Print function info. Patch by Minjang Kim.
llvm-svn: 125567
diff --git a/llvm/lib/Analysis/DbgInfoPrinter.cpp b/llvm/lib/Analysis/DbgInfoPrinter.cpp
index a460777..f13ad6e 100644
--- a/llvm/lib/Analysis/DbgInfoPrinter.cpp
+++ b/llvm/lib/Analysis/DbgInfoPrinter.cpp
@@ -66,8 +66,12 @@
Out << "; ";
WriteAsOperand(Out, V, false, 0);
- Out << " is variable " << DisplayName
- << " of type " << Type << " declared at ";
+ if (isa<Function>(V))
+ Out << " is function " << DisplayName
+ << " of type " << Type << " declared at ";
+ else
+ Out << " is variable " << DisplayName
+ << " of type " << Type << " declared at ";
if (PrintDirectory)
Out << Directory << "/";
diff --git a/llvm/lib/Analysis/DebugInfo.cpp b/llvm/lib/Analysis/DebugInfo.cpp
index 29bbeb5..78da1b4 100644
--- a/llvm/lib/Analysis/DebugInfo.cpp
+++ b/llvm/lib/Analysis/DebugInfo.cpp
@@ -1592,6 +1592,23 @@
return 0;
}
+/// Find the debug info descriptor corresponding to this function.
+static Value *findDbgSubprogramDeclare(Function *V) {
+ const Module *M = V->getParent();
+ NamedMDNode *NMD = M->getNamedMetadata("llvm.dbg.sp");
+ if (!NMD)
+ return 0;
+
+ for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i) {
+ DIDescriptor DIG(cast<MDNode>(NMD->getOperand(i)));
+ if (!DIG.isSubprogram())
+ continue;
+ if (DISubprogram(DIG).getFunction() == V)
+ return DIG;
+ }
+ return 0;
+}
+
/// Finds the llvm.dbg.declare intrinsic corresponding to this value if any.
/// It looks through pointer casts too.
static const DbgDeclareInst *findDbgDeclare(const Value *V) {
@@ -1633,6 +1650,17 @@
LineNo = Var.getLineNumber();
Unit = Var.getCompileUnit();
TypeD = Var.getType();
+ } else if (Function *F = dyn_cast<Function>(const_cast<Value*>(V))){
+ Value *DIF = findDbgSubprogramDeclare(F);
+ if (!DIF) return false;
+ DISubprogram Var(cast<MDNode>(DIF));
+
+ StringRef D = Var.getDisplayName();
+ if (!D.empty())
+ DisplayName = D;
+ LineNo = Var.getLineNumber();
+ Unit = Var.getCompileUnit();
+ TypeD = Var.getType();
} else {
const DbgDeclareInst *DDI = findDbgDeclare(V);
if (!DDI) return false;