Plug in basic hooks for an autogenerated asm printer to fill in.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24739 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/SparcAsmPrinter.cpp b/lib/Target/Sparc/SparcAsmPrinter.cpp
index 9aeb023..bcf17e9 100644
--- a/lib/Target/Sparc/SparcAsmPrinter.cpp
+++ b/lib/Target/Sparc/SparcAsmPrinter.cpp
@@ -33,7 +33,7 @@
 namespace {
   Statistic<> EmittedInsts("asm-printer", "Number of machine instrs printed");
 
-  struct V8Printer : public MachineFunctionPass {
+  struct SparcV8AsmPrinter : public MachineFunctionPass {
     /// Output stream on which we're printing assembly code.
     ///
     std::ostream &O;
@@ -47,7 +47,7 @@
     ///
     Mangler *Mang;
 
-    V8Printer(std::ostream &o, TargetMachine &tm) : O(o), TM(tm) { }
+    SparcV8AsmPrinter(std::ostream &o, TargetMachine &tm) : O(o), TM(tm) { }
 
     /// We name each basic block in a Function with a unique number, so
     /// that we can consistently refer to them later. This is cleared
@@ -72,12 +72,15 @@
     void printOperand(const MachineInstr *MI, int opNum);
     void printBaseOffsetPair (const MachineInstr *MI, int i, bool brackets=true);
     void printMachineInstruction(const MachineInstr *MI);
+    bool printInstruction(const MachineInstr *MI);  // autogenerated.
     bool runOnMachineFunction(MachineFunction &F);
     bool doInitialization(Module &M);
     bool doFinalization(Module &M);
   };
 } // end of anonymous namespace
 
+#include "SparcV8GenAsmWriter.inc"
+
 /// createSparcV8CodePrinterPass - Returns a pass that prints the SparcV8
 /// assembly code for a MachineFunction to the given output stream,
 /// using the given target machine description.  This should work
@@ -85,7 +88,7 @@
 ///
 FunctionPass *llvm::createSparcV8CodePrinterPass (std::ostream &o,
                                                   TargetMachine &tm) {
-  return new V8Printer(o, tm);
+  return new SparcV8AsmPrinter(o, tm);
 }
 
 /// toOctal - Convert the low order bits of X into an octal digit.
@@ -131,7 +134,7 @@
 
 // Print out the specified constant, without a storage class.  Only the
 // constants valid in constant expressions can occur here.
-void V8Printer::emitConstantValueOnly(const Constant *CV) {
+void SparcV8AsmPrinter::emitConstantValueOnly(const Constant *CV) {
   if (CV->isNullValue() || isa<UndefValue> (CV))
     O << "0";
   else if (const ConstantBool *CB = dyn_cast<ConstantBool>(CV)) {
@@ -204,7 +207,7 @@
 
 // Print a constant value or values, with the appropriate storage class as a
 // prefix.
-void V8Printer::emitGlobalConstant(const Constant *CV) {
+void SparcV8AsmPrinter::emitGlobalConstant(const Constant *CV) {
   const TargetData &TD = TM.getTargetData();
 
   if (const ConstantArray *CVA = dyn_cast<ConstantArray>(CV)) {
@@ -299,7 +302,7 @@
 /// used to print out constants which have been "spilled to memory" by
 /// the code generator.
 ///
-void V8Printer::printConstantPool(MachineConstantPool *MCP) {
+void SparcV8AsmPrinter::printConstantPool(MachineConstantPool *MCP) {
   const std::vector<Constant*> &CP = MCP->getConstants();
   const TargetData &TD = TM.getTargetData();
 
@@ -318,7 +321,7 @@
 /// runOnMachineFunction - This uses the printMachineInstruction()
 /// method to print assembly for each instruction.
 ///
-bool V8Printer::runOnMachineFunction(MachineFunction &MF) {
+bool SparcV8AsmPrinter::runOnMachineFunction(MachineFunction &MF) {
   // BBNumber is used here so that a given Printer will never give two
   // BBs the same name. (If you have a better way, please let me know!)
   static unsigned BBNumber = 0;
@@ -355,7 +358,6 @@
     for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
          II != E; ++II) {
       // Print the assembly for the instruction.
-      O << "\t";
       printMachineInstruction(II);
     }
   }
@@ -364,7 +366,7 @@
   return false;
 }
 
-void V8Printer::printOperand(const MachineInstr *MI, int opNum) {
+void SparcV8AsmPrinter::printOperand(const MachineInstr *MI, int opNum) {
   const MachineOperand &MO = MI->getOperand (opNum);
   const MRegisterInfo &RI = *TM.getRegisterInfo();
   bool CloseParen = false;
@@ -472,7 +474,7 @@
 /// brackets is true, or may be in the form base - constant, if offset is a
 /// negative constant).
 ///
-void V8Printer::printBaseOffsetPair (const MachineInstr *MI, int i,
+void SparcV8AsmPrinter::printBaseOffsetPair (const MachineInstr *MI, int i,
                                      bool brackets) {
   if (brackets) O << "[";
   printOperand (MI, i);
@@ -492,7 +494,10 @@
 /// printMachineInstruction -- Print out a single SparcV8 LLVM instruction
 /// MI in GAS syntax to the current output stream.
 ///
-void V8Printer::printMachineInstruction(const MachineInstr *MI) {
+void SparcV8AsmPrinter::printMachineInstruction(const MachineInstr *MI) {
+  if (printInstruction(MI)) return;
+  O << "\t";
+
   unsigned Opcode = MI->getOpcode();
   const TargetInstrInfo &TII = *TM.getInstrInfo();
   const TargetInstrDescriptor &Desc = TII.get(Opcode);
@@ -549,7 +554,7 @@
   O << "\n";
 }
 
-bool V8Printer::doInitialization(Module &M) {
+bool SparcV8AsmPrinter::doInitialization(Module &M) {
   Mang = new Mangler(M);
   return false; // success
 }
@@ -566,7 +571,7 @@
   }
 }
 
-bool V8Printer::doFinalization(Module &M) {
+bool SparcV8AsmPrinter::doFinalization(Module &M) {
   const TargetData &TD = TM.getTargetData();
   std::string CurSection;