Factor out type info emission into separate routine.
It turned out that ARM wants different layout of type infos.
This is yet another patch in attempt to fix PR7187
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168325 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/ARMException.cpp b/lib/CodeGen/AsmPrinter/ARMException.cpp
index 8eea802..bbbdfd3 100644
--- a/lib/CodeGen/AsmPrinter/ARMException.cpp
+++ b/lib/CodeGen/AsmPrinter/ARMException.cpp
@@ -93,3 +93,52 @@
Asm->OutStreamer.EmitFnEnd();
}
+
+void ARMException::EmitTypeInfos(unsigned TTypeEncoding) {
+ const std::vector<const GlobalVariable *> &TypeInfos = MMI->getTypeInfos();
+ const std::vector<unsigned> &FilterIds = MMI->getFilterIds();
+
+ bool VerboseAsm = Asm->OutStreamer.isVerboseAsm();
+
+ int Entry = 0;
+ // Emit the Catch TypeInfos.
+ if (VerboseAsm && !TypeInfos.empty()) {
+ Asm->OutStreamer.AddComment(">> Catch TypeInfos <<");
+ Asm->OutStreamer.AddBlankLine();
+ Entry = TypeInfos.size();
+ }
+
+ for (std::vector<const GlobalVariable *>::const_reverse_iterator
+ I = TypeInfos.rbegin(), E = TypeInfos.rend(); I != E; ++I) {
+ const GlobalVariable *GV = *I;
+ if (VerboseAsm)
+ Asm->OutStreamer.AddComment("TypeInfo " + Twine(Entry--));
+ if (GV)
+ Asm->EmitTTypeReference(GV, TTypeEncoding);
+ else
+ Asm->OutStreamer.EmitIntValue(0,Asm->GetSizeOfEncodedValue(TTypeEncoding),
+ 0);
+ }
+
+ // Emit the Exception Specifications.
+ if (VerboseAsm && !FilterIds.empty()) {
+ Asm->OutStreamer.AddComment(">> Filter TypeInfos <<");
+ Asm->OutStreamer.AddBlankLine();
+ Entry = 0;
+ }
+ for (std::vector<unsigned>::const_iterator
+ I = FilterIds.begin(), E = FilterIds.end(); I < E; ++I) {
+ unsigned TypeID = *I;
+ if (VerboseAsm) {
+ --Entry;
+ if (TypeID != 0)
+ Asm->OutStreamer.AddComment("FilterInfo " + Twine(Entry));
+ }
+
+ if (TypeID == 0)
+ Asm->OutStreamer.EmitIntValue(0,Asm->GetSizeOfEncodedValue(TTypeEncoding),
+ 0);
+ else
+ Asm->EmitTTypeReference(TypeInfos[TypeID - 1], TTypeEncoding);
+ }
+}
diff --git a/lib/CodeGen/AsmPrinter/DwarfException.cpp b/lib/CodeGen/AsmPrinter/DwarfException.cpp
index 0fab389..4ebb75b 100644
--- a/lib/CodeGen/AsmPrinter/DwarfException.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfException.cpp
@@ -672,6 +672,18 @@
Asm->EmitSLEB128(Action.NextAction);
}
+ EmitTypeInfos(TTypeEncoding);
+
+ Asm->EmitAlignment(2);
+}
+
+void DwarfException::EmitTypeInfos(unsigned TTypeEncoding) {
+ const std::vector<const GlobalVariable *> &TypeInfos = MMI->getTypeInfos();
+ const std::vector<unsigned> &FilterIds = MMI->getFilterIds();
+
+ bool VerboseAsm = Asm->OutStreamer.isVerboseAsm();
+
+ int Entry = 0;
// Emit the Catch TypeInfos.
if (VerboseAsm && !TypeInfos.empty()) {
Asm->OutStreamer.AddComment(">> Catch TypeInfos <<");
@@ -708,8 +720,6 @@
Asm->EmitULEB128(TypeID);
}
-
- Asm->EmitAlignment(2);
}
/// EndModule - Emit all exception information that should come after the
diff --git a/lib/CodeGen/AsmPrinter/DwarfException.h b/lib/CodeGen/AsmPrinter/DwarfException.h
index fe9e493..74b1b13 100644
--- a/lib/CodeGen/AsmPrinter/DwarfException.h
+++ b/lib/CodeGen/AsmPrinter/DwarfException.h
@@ -121,6 +121,8 @@
/// catches in the function. This tables is reversed indexed base 1.
void EmitExceptionTable();
+ virtual void EmitTypeInfos(unsigned TTypeEncoding);
+
public:
//===--------------------------------------------------------------------===//
// Main entry points.
@@ -175,6 +177,7 @@
};
class ARMException : public DwarfException {
+ void EmitTypeInfos(unsigned TTypeEncoding);
public:
//===--------------------------------------------------------------------===//
// Main entry points.