Revert 80278 for now, it caused a lot of MIPS tests to fail

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80280 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 10 deletions

diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index 261c421..710bc94 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -488,6 +488,7 @@ SDValue MipsTargetLowering::LowerGlobalAddress(SDValue Op, SelectionDAG &DAG) {
   // FIXME there isn't actually debug info here
   DebugLoc dl = Op.getDebugLoc();
   GlobalValue *GV = cast<GlobalAddressSDNode>(Op)->getGlobal();
+  SDValue GA = DAG.getTargetGlobalAddress(GV, MVT::i32);
 
   if (getTargetMachine().getRelocationModel() != Reloc::PIC_) {
     SDVTList VTs = DAG.getVTList(MVT::i32);
@@ -496,20 +497,16 @@ SDValue MipsTargetLowering::LowerGlobalAddress(SDValue Op, SelectionDAG &DAG) {
     
     // %gp_rel relocation
     if (TLOF.IsGlobalInSmallSection(GV, getTargetMachine())) { 
-      SDValue GA = DAG.getTargetGlobalAddress(GV, MVT::i32, MipsII::MO_GPREL);
       SDValue GPRelNode = DAG.getNode(MipsISD::GPRel, dl, VTs, &GA, 1);
       SDValue GOT = DAG.getGLOBAL_OFFSET_TABLE(MVT::i32);
       return DAG.getNode(ISD::ADD, dl, MVT::i32, GOT, GPRelNode); 
     }
     // %hi/%lo relocation
-    SDValue GA = DAG.getTargetGlobalAddress(GV, MVT::i32, MipsII::MO_ABS_HILO);
     SDValue HiPart = DAG.getNode(MipsISD::Hi, dl, VTs, &GA, 1);
-
     SDValue Lo = DAG.getNode(MipsISD::Lo, dl, MVT::i32, GA);
     return DAG.getNode(ISD::ADD, dl, MVT::i32, HiPart, Lo);
 
-  } else {
-    SDValue GA = DAG.getTargetGlobalAddress(GV, MVT::i32, MipsII::MO_GOT);
+  } else { // Abicall relocations, TODO: make this cleaner.
     SDValue ResNode = DAG.getLoad(MVT::i32, dl, 
                                   DAG.getEntryNode(), GA, NULL, 0);
     // On functions and global targets not internal linked only
@@ -687,7 +684,6 @@ MipsTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
 
   MachineFunction &MF = DAG.getMachineFunction();
   MachineFrameInfo *MFI = MF.getFrameInfo();
-  bool IsPIC = getTargetMachine().getRelocationModel() == Reloc::PIC_;
 
   // Analyze operands of the call, assigning locations to each operand.
   SmallVector<CCValAssign, 16> ArgLocs;
@@ -796,11 +792,10 @@ MipsTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
   // If the callee is a GlobalAddress/ExternalSymbol node (quite common, every
   // direct call is) turn it into a TargetGlobalAddress/TargetExternalSymbol 
   // node so that legalize doesn't hack it. 
-  unsigned char OpFlag = IsPIC ? MipsII::MO_GOT_CALL : MipsII::MO_NO_FLAG;
   if (GlobalAddressSDNode *G = dyn_cast<GlobalAddressSDNode>(Callee)) 
-    Callee = DAG.getTargetGlobalAddress(G->getGlobal(), getPointerTy(), OpFlag);
+    Callee = DAG.getTargetGlobalAddress(G->getGlobal(), getPointerTy());
   else if (ExternalSymbolSDNode *S = dyn_cast<ExternalSymbolSDNode>(Callee))
-    Callee = DAG.getTargetExternalSymbol(S->getSymbol(),getPointerTy(), OpFlag);
+    Callee = DAG.getTargetExternalSymbol(S->getSymbol(), getPointerTy());
 
   // MipsJmpLink = #chain, #target_address, #opt_in_flags...
   //             = Chain, Callee, Reg#1, Reg#2, ...  
@@ -831,7 +826,7 @@ MipsTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
   // Create a stack location to hold GP when PIC is used. This stack 
   // location is used on function prologue to save GP and also after all 
   // emited CALL's to restore GP. 
-  if (IsPIC) {
+  if (getTargetMachine().getRelocationModel() == Reloc::PIC_) {
       // Function can have an arbitrary number of calls, so 
       // hold the LastArgStackLoc with the biggest offset.
       int FI;