Fix emission of PPC64 assembler on non-darwin platforms by splitting

VK_PPC_{HA,LO}16 into darwin and gas variants.

Darwin wants {ha,lo}16(symbol) while gnu as wants symbol@{ha,l}.

llvm-svn: 132802

1 files changed, 9 insertions, 8 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCMCInstLower.cpp b/llvm/lib/Target/PowerPC/PPCMCInstLower.cpp
index 6082587..33af426 100644
--- a/llvm/lib/Target/PowerPC/PPCMCInstLower.cpp
+++ b/llvm/lib/Target/PowerPC/PPCMCInstLower.cpp
@@ -95,14 +95,14 @@ static MCSymbol *GetSymbolFromOperand(const MachineOperand &MO, AsmPrinter &AP){
 }
 
 static MCOperand GetSymbolRef(const MachineOperand &MO, const MCSymbol *Symbol,
-                              AsmPrinter &Printer) {
+                              AsmPrinter &Printer, bool isDarwin) {
   MCContext &Ctx = Printer.OutContext;
   MCSymbolRefExpr::VariantKind RefKind = MCSymbolRefExpr::VK_None;
 
   if (MO.getTargetFlags() & PPCII::MO_LO16)
-    RefKind = MCSymbolRefExpr::VK_PPC_LO16;
+    RefKind = isDarwin ? MCSymbolRefExpr::VK_PPC_DARWIN_LO16 : MCSymbolRefExpr::VK_PPC_GAS_LO16;
   else if (MO.getTargetFlags() & PPCII::MO_HA16)
-    RefKind = MCSymbolRefExpr::VK_PPC_HA16;
+    RefKind = isDarwin ? MCSymbolRefExpr::VK_PPC_DARWIN_HA16 : MCSymbolRefExpr::VK_PPC_GAS_HA16;
 
   // FIXME: This isn't right, but we don't have a good way to express this in
   // the MC Level, see below.
@@ -130,7 +130,7 @@ static MCOperand GetSymbolRef(const MachineOperand &MO, const MCSymbol *Symbol,
 }
 
 void llvm::LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
-                                        AsmPrinter &AP) {
+                                        AsmPrinter &AP, bool isDarwin) {
   OutMI.setOpcode(MI->getOpcode());
   
   for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
@@ -154,16 +154,17 @@ void llvm::LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
       break;
     case MachineOperand::MO_GlobalAddress:
     case MachineOperand::MO_ExternalSymbol:
-      MCOp = GetSymbolRef(MO, GetSymbolFromOperand(MO, AP), AP);
+      MCOp = GetSymbolRef(MO, GetSymbolFromOperand(MO, AP), AP, isDarwin);
       break;
     case MachineOperand::MO_JumpTableIndex:
-      MCOp = GetSymbolRef(MO, AP.GetJTISymbol(MO.getIndex()), AP);
+      MCOp = GetSymbolRef(MO, AP.GetJTISymbol(MO.getIndex()), AP, isDarwin);
       break;
     case MachineOperand::MO_ConstantPoolIndex:
-      MCOp = GetSymbolRef(MO, AP.GetCPISymbol(MO.getIndex()), AP);
+      MCOp = GetSymbolRef(MO, AP.GetCPISymbol(MO.getIndex()), AP, isDarwin);
       break;
     case MachineOperand::MO_BlockAddress:
-      MCOp = GetSymbolRef(MO,AP.GetBlockAddressSymbol(MO.getBlockAddress()),AP);
+      MCOp = GetSymbolRef(MO,AP.GetBlockAddressSymbol(MO.getBlockAddress()),AP,
+                          isDarwin);
       break;
     }