[mips] Add command line option "-mxgot".


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168455 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index b1c3477..37b6ea6 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -46,6 +46,10 @@
 EnableMipsTailCalls("enable-mips-tail-calls", cl::Hidden,
                     cl::desc("MIPS: Enable tail calls."), cl::init(false));
 
+static cl::opt<bool>
+LargeGOT("mxgot", cl::Hidden,
+         cl::desc("MIPS: Enable GOT larger than 64k."), cl::init(false));
+
 static const uint16_t O32IntRegs[4] = {
   Mips::A0, Mips::A1, Mips::A2, Mips::A3
 };