Use MCSymbols for FastISel.

The summary is that it moves the mangling earlier and replaces a few
calls to .addExternalSymbol with addSym.

I originally wanted to replace all the uses of addExternalSymbol with
addSym, but noticed it was a lot of work and doesn't need to be done
all at once.

llvm-svn: 240395

1 files changed, 4 insertions, 3 deletions

diff --git a/llvm/lib/Target/X86/X86FastISel.cpp b/llvm/lib/Target/X86/X86FastISel.cpp
index 3dc75d76cee..02645460b6a 100644
--- a/llvm/lib/Target/X86/X86FastISel.cpp
+++ b/llvm/lib/Target/X86/X86FastISel.cpp
@@ -38,6 +38,7 @@
 #include "llvm/IR/IntrinsicInst.h"
 #include "llvm/IR/Operator.h"
 #include "llvm/MC/MCAsmInfo.h"
+#include "llvm/MC/MCSymbol.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Target/TargetOptions.h"
 using namespace llvm;
@@ -2821,7 +2822,7 @@ bool X86FastISel::fastLowerCall(CallLoweringInfo &CLI) {
   bool &IsTailCall    = CLI.IsTailCall;
   bool IsVarArg       = CLI.IsVarArg;
   const Value *Callee = CLI.Callee;
-  const char *SymName = CLI.SymName;
+  MCSymbol *Symbol = CLI.Symbol;
 
   bool Is64Bit        = Subtarget->is64Bit();
   bool IsWin64        = Subtarget->isCallingConvWin64(CC);
@@ -3117,8 +3118,8 @@ bool X86FastISel::fastLowerCall(CallLoweringInfo &CLI) {
     }
 
     MIB = BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(CallOpc));
-    if (SymName)
-      MIB.addExternalSymbol(SymName, OpFlags);
+    if (Symbol)
+      MIB.addSym(Symbol, OpFlags);
     else
       MIB.addGlobalAddress(GV, 0, OpFlags);
   }