Convert XO XS and XFX forms to use isPPC64

[oota-llvm.git] / lib / Target / PowerPC / PPCAsmPrinter.cpp

diff --git a/lib/Target/PowerPC/PPCAsmPrinter.cpp b/lib/Target/PowerPC/PPCAsmPrinter.cpp
index a50a437893bcb06efd84105926fb6f1c09631550..4acaca7b51c6de7b01a0ea80760a06810111b2d9 100644 (file)
--- a/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -107,7 +107,7 @@ namespace {
       // Branches can take an immediate operand.  This is used by the branch
       // selection pass to print $+8, an eight byte displacement from the PC.
       if (MI->getOperand(OpNo).isImmediate()) {
-        O << "$+" << MI->getOperand(OpNo).getImmedValue() << '\n';
+        O << "$+" << MI->getOperand(OpNo).getImmedValue();
       } else {
         printOp(MI->getOperand(OpNo), 
                 TM.getInstrInfo()->isCall(MI->getOpcode()));
@@ -138,6 +138,26 @@ namespace {
         O << "-\"L0000" << LabelNumber << "$pb\")";
       }
     }
+    void printcrbit(const MachineInstr *MI, unsigned OpNo,
+                       MVT::ValueType VT) {
+      unsigned char value = MI->getOperand(OpNo).getImmedValue();
+      assert(value <= 3 && "Invalid crbit argument!");
+      unsigned RegNo, CCReg = MI->getOperand(OpNo-1).getReg();
+      switch (CCReg) {
+      case PPC::CR0:  RegNo = 0; break;
+      case PPC::CR1:  RegNo = 1; break;
+      case PPC::CR2:  RegNo = 2; break;
+      case PPC::CR3:  RegNo = 3; break;
+      case PPC::CR4:  RegNo = 4; break;
+      case PPC::CR5:  RegNo = 5; break;
+      case PPC::CR6:  RegNo = 6; break;
+      case PPC::CR7:  RegNo = 7; break;
+      default:
+        std::cerr << "Unhandled reg in enumRegToRealReg!\n";
+        abort();
+      }
+      O << 4 * RegNo + value;
+    }
   
     virtual void printConstantPool(MachineConstantPool *MCP) = 0;
     virtual bool runOnMachineFunction(MachineFunction &F) = 0;    
@@ -349,7 +369,13 @@ void PowerPCAsmPrinter::printOp(const MachineOperand &MO, bool IsCallOp) {
     return;
 
   case MachineOperand::MO_ExternalSymbol:
-    O << MO.getSymbolName();
+    if (IsCallOp) {
+      std::string Name(GlobalPrefix); Name += MO.getSymbolName();
+      FnStubs.insert(Name);
+      O << "L" << Name << "$stub";
+      return;
+    }
+    O << GlobalPrefix << MO.getSymbolName();
     return;
 
   case MachineOperand::MO_GlobalAddress: {
@@ -391,6 +417,28 @@ void PowerPCAsmPrinter::printOp(const MachineOperand &MO, bool IsCallOp) {
 ///
 void PowerPCAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
   ++EmittedInsts;
+  // Check for slwi/srwi mnemonics.
+  if (MI->getOpcode() == PPC::RLWINM) {
+    bool FoundMnemonic = false;
+    unsigned char SH = MI->getOperand(2).getImmedValue();
+    unsigned char MB = MI->getOperand(3).getImmedValue();
+    unsigned char ME = MI->getOperand(4).getImmedValue();
+    if (SH <= 31 && MB == 0 && ME == (31-SH)) {
+      O << "slwi "; FoundMnemonic = true;
+    }
+    if (SH <= 31 && MB == (32-SH) && ME == 31) {
+      O << "srwi "; FoundMnemonic = true;
+      SH = 32-SH;
+    }
+    if (FoundMnemonic) {
+      printOperand(MI, 0, MVT::i64); 
+      O << ", "; 
+      printOperand(MI, 1, MVT::i64); 
+      O << ", " << (unsigned int)SH << "\n";
+      return;
+    }
+  }
+  
   if (printInstruction(MI))
     return; // Printer was automatically generated