Preserve debug info during iSel by keeping DanglingDebugInfoMap live until end of...

[oota-llvm.git] / lib / MC / WinCOFFStreamer.cpp

diff --git a/lib/MC/WinCOFFStreamer.cpp b/lib/MC/WinCOFFStreamer.cpp
index ebcf24aa8a30c6f119039df821aec198a3ad0b15..6c36c1231c8354cb684ef326fab56466d09fb3db 100644 (file)
--- a/lib/MC/WinCOFFStreamer.cpp
+++ b/lib/MC/WinCOFFStreamer.cpp
@@ -23,6 +23,7 @@
 #include "llvm/MC/MCAsmLayout.h"
 #include "llvm/MC/MCCodeEmitter.h"
 #include "llvm/MC/MCSectionCOFF.h"
+#include "llvm/MC/MCWin64EH.h"
 #include "llvm/Target/TargetRegistry.h"
 #include "llvm/Target/TargetAsmBackend.h"
 #include "llvm/ADT/StringMap.h"
@@ -31,9 +32,6 @@
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/raw_ostream.h"
-
-#include "../Target/X86/X86FixupKinds.h"
-
 using namespace llvm;
 
 namespace {
@@ -62,7 +60,6 @@ public:
   virtual void EmitCOFFSymbolStorageClass(int StorageClass);
   virtual void EmitCOFFSymbolType(int Type);
   virtual void EndCOFFSymbolDef();
-  virtual void EmitCOFFSecRel32(MCSymbol const *Symbol);
   virtual void EmitELFSize(MCSymbol *Symbol, const MCExpr *Value);
   virtual void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
                                 unsigned ByteAlignment);
@@ -78,6 +75,7 @@ public:
                                  unsigned MaxBytesToEmit);
   virtual void EmitFileDirective(StringRef Filename);
   virtual void EmitInstruction(const MCInst &Instruction);
+  virtual void EmitWin64EHHandlerData();
   virtual void Finish();
 
 private:
@@ -294,16 +292,6 @@ void WinCOFFStreamer::EndCOFFSymbolDef() {
   CurSymbol = NULL;
 }
 
-void WinCOFFStreamer::EmitCOFFSecRel32(MCSymbol const *Symbol)
-{
-  MCDataFragment *DF = getOrCreateDataFragment();
-
-  DF->addFixup(MCFixup::Create(DF->getContents().size(),
-                               MCSymbolRefExpr::Create (Symbol, getContext ()),
-                               (MCFixupKind)X86::reloc_coff_secrel32));
-  DF->getContents().resize(DF->getContents().size() + 4, 0);
-}
-
 void WinCOFFStreamer::EmitELFSize(MCSymbol *Symbol, const MCExpr *Value) {
   llvm_unreachable("not implemented");
 }
@@ -382,10 +370,6 @@ void WinCOFFStreamer::EmitInstruction(const MCInst &Instruction) {
 
   getCurrentSectionData()->setHasInstructions(true);
 
-  // Now that a machine instruction has been assembled into this section, make
-  // a line entry for any .loc directive that has been seen.
-  MCLineEntry::Make(this, getCurrentSection());
-
   MCInstFragment *Fragment =
     new MCInstFragment(Instruction, getCurrentSectionData());
 
@@ -395,7 +379,16 @@ void WinCOFFStreamer::EmitInstruction(const MCInst &Instruction) {
                                                 Fragment->getFixups());
 }
 
+void WinCOFFStreamer::EmitWin64EHHandlerData() {
+  MCStreamer::EmitWin64EHHandlerData();
+
+  // We have to emit the unwind info now, because this directive
+  // actually switches to the .xdata section!
+  MCWin64EHUnwindEmitter::EmitUnwindInfo(*this, getCurrentW64UnwindInfo());
+}
+
 void WinCOFFStreamer::Finish() {
+  EmitW64Tables();
   MCObjectStreamer::Finish();
 }