Add a getExprForPersonalitySymbol method to MCAsmInfo. Use it when
converting the symbol passed to .cfi_personality into bytes is the file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130400 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCDwarf.cpp b/lib/MC/MCDwarf.cpp
index 974bcba..d677d0c 100644
--- a/lib/MC/MCDwarf.cpp
+++ b/lib/MC/MCDwarf.cpp
@@ -480,6 +480,19 @@
   }
 }
 
+static void EmitPersonality(MCStreamer &streamer, const MCSymbol &symbol,
+                            unsigned symbolEncoding) {
+  MCContext &context = streamer.getContext();
+  const MCAsmInfo &asmInfo = context.getAsmInfo();
+  const MCExpr *v = asmInfo.getExprForPersonalitySymbol(&symbol, streamer);
+  unsigned size = getSizeForEncoding(streamer, symbolEncoding);
+  unsigned application = symbolEncoding & 0x70;
+  if (isa<MCSymbolRefExpr>(v) && application == dwarf::DW_EH_PE_pcrel)
+    streamer.EmitPCRelValue(v, size);
+  else
+    streamer.EmitValue(v, size);
+}
+
 static const MachineLocation TranslateMachineLocation(
                                                   const TargetAsmInfo &AsmInfo,
                                                   const MachineLocation &Loc) {
@@ -681,7 +694,7 @@
     // Personality Encoding
     streamer.EmitIntValue(personalityEncoding, 1);
     // Personality
-    EmitSymbol(streamer, *personality, personalityEncoding);
+    EmitPersonality(streamer, *personality, personalityEncoding);
   }
   if (lsda) {
     // LSDA Encoding