Make the COFF streamer emit unwind info when processing a .seh_handlerdata
directive.
Implement emission of Win64 EH unwind info.
Pull in <cassert> in MCWin64EH.h so it can use the assert() macro.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131832 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/WinCOFFStreamer.cpp b/lib/MC/WinCOFFStreamer.cpp
index 46968e6..8b0cfcb 100644
--- 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"
@@ -74,6 +75,7 @@
unsigned MaxBytesToEmit);
virtual void EmitFileDirective(StringRef Filename);
virtual void EmitInstruction(const MCInst &Instruction);
+ virtual void EmitWin64EHHandlerData();
virtual void Finish();
private:
@@ -377,6 +379,14 @@
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() {
MCObjectStreamer::Finish();
}