lib/Target/X86/X86ISelDAGToDAG.cpp: __main should be WINCALL64 on Win64.

CALL64 marks %xmm* as dead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124354 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp
index 70f025704dfc9bb085782a3f5b180e581ff4dcc8..59ddf3b93e926f59b55711229367698c1c508020 100644 (file)
--- a/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -532,7 +532,7 @@ void X86DAGToDAGISel::EmitSpecialCodeForMain(MachineBasicBlock *BB,
   const TargetInstrInfo *TII = TM.getInstrInfo();
   if (Subtarget->isTargetCygMing()) {
     unsigned CallOp =
-      Subtarget->is64Bit() ? X86::CALL64pcrel32 : X86::CALLpcrel32;
+      Subtarget->is64Bit() ? X86::WINCALL64pcrel32 : X86::CALLpcrel32;
     BuildMI(BB, DebugLoc(),
             TII->get(CallOp)).addExternalSymbol("__main");
   }