print all the newlines at the end of instructions with

[oota-llvm.git] / lib / Target / XCore / AsmPrinter / XCoreAsmPrinter.cpp

diff --git a/lib/Target/XCore/AsmPrinter/XCoreAsmPrinter.cpp b/lib/Target/XCore/AsmPrinter/XCoreAsmPrinter.cpp
index 40d71606c38105e46fbf190d0345ed799275e835..d18f55de81ba5abcc2f0459fb4c4154b6c6891b5 100644 (file)
--- a/lib/Target/XCore/AsmPrinter/XCoreAsmPrinter.cpp
+++ b/lib/Target/XCore/AsmPrinter/XCoreAsmPrinter.cpp
@@ -32,7 +32,6 @@
 #include "llvm/Target/TargetData.h"
 #include "llvm/Target/TargetLoweringObjectFile.h"
 #include "llvm/Target/TargetRegistry.h"
-#include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/ErrorHandling.h"
@@ -42,8 +41,6 @@
 #include <cctype>
 using namespace llvm;
 
-STATISTIC(EmittedInsts, "Number of machine instrs printed");
-
 static cl::opt<unsigned> MaxThreads("xcore-max-threads", cl::Optional,
   cl::desc("Maximum number of threads (for emulation thread-local storage)"),
   cl::Hidden,
@@ -55,8 +52,9 @@ namespace {
     const XCoreSubtarget &Subtarget;
   public:
     explicit XCoreAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
-                             const MCAsmInfo *T, bool V)
-      : AsmPrinter(O, TM, T, V),
+                             MCContext &Ctx, MCStreamer &Streamer,
+                             const MCAsmInfo *T)
+      : AsmPrinter(O, TM, Ctx, Streamer, T),
       Subtarget(TM.getSubtarget<XCoreSubtarget>()) {}
 
     virtual const char *getPassName() const {
@@ -74,13 +72,13 @@ namespace {
     virtual void EmitGlobalVariable(const GlobalVariable *GV);
 
     void emitFunctionStart(MachineFunction &MF);
-    void emitFunctionEnd(MachineFunction &MF);
 
     void printInstruction(const MachineInstr *MI);  // autogenerated.
     static const char *getRegisterName(unsigned RegNo);
 
-    void printMachineInstruction(const MachineInstr *MI);
-    bool runOnMachineFunction(MachineFunction &F);
+    bool runOnMachineFunction(MachineFunction &MF);
+    void EmitInstruction(const MachineInstr *MI);
+    void EmitFunctionBodyEnd();
     
     void getAnalysisUsage(AnalysisUsage &AU) const {
       AsmPrinter::getAnalysisUsage(AU);
@@ -106,7 +104,7 @@ void XCoreAsmPrinter::emitArrayBound(const MCSymbol *Sym,
     cast<PointerType>(GV->getType())->getElementType())) {
     O << MAI->getGlobalDirective() << *Sym;
     O << ".globound" << "\n";
-    O << MAI->getSetDirective() << *Sym;
+    O << "\t.set\t" << *Sym;
     O << ".globound" << "," << ATy->getNumElements() << "\n";
     if (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage()) {
       // TODO Use COMDAT groups for LinkOnceLinkage
@@ -150,8 +148,6 @@ void XCoreAsmPrinter::EmitGlobalVariable(const GlobalVariable *GV) {
   case GlobalValue::PrivateLinkage:
   case GlobalValue::LinkerPrivateLinkage:
     break;
-  case GlobalValue::GhostLinkage:
-    llvm_unreachable("Should not have any unmaterialized functions!");
   case GlobalValue::DLLImportLinkage:
     llvm_unreachable("DLLImport linkage is not supported by this target!");
   case GlobalValue::DLLExportLinkage:
@@ -222,26 +218,22 @@ void XCoreAsmPrinter::emitFunctionStart(MachineFunction &MF) {
   O << *CurrentFnSym << ":\n";
 }
 
-/// Emit the directives on the end of functions
-void XCoreAsmPrinter::emitFunctionEnd(MachineFunction &MF) {
-  // Mark the end of the function
+
+/// EmitFunctionBodyEnd - Targets can override this to emit stuff after
+/// the last basic block in the function.
+void XCoreAsmPrinter::EmitFunctionBodyEnd() {
+  // Emit function end directives
   O << "\t.cc_bottom " << *CurrentFnSym << ".function\n";
 }
 
 /// runOnMachineFunction - This uses the printMachineInstruction()
 /// method to print assembly for each instruction.
 ///
-bool XCoreAsmPrinter::runOnMachineFunction(MachineFunction &MF)
-{
-  this->MF = &MF;
-
+bool XCoreAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
   SetupMachineFunction(MF);
 
   // Print out constants referenced by the function
-  EmitConstantPool(MF.getConstantPool());
-
-  // Print out jump tables referenced by the function
-  EmitJumpTableInfo(MF.getJumpTableInfo(), MF);
+  EmitConstantPool();
 
   // Emit the function start directives
   emitFunctionStart(MF);
@@ -249,32 +241,7 @@ bool XCoreAsmPrinter::runOnMachineFunction(MachineFunction &MF)
   // Emit pre-function debug information.
   DW->BeginFunction(&MF);
 
-  // Print out code for the function.
-  for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
-       I != E; ++I) {
-
-    // Print a label for the basic block.
-    if (I != MF.begin()) {
-      EmitBasicBlockStart(I);
-    }
-
-    for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
-         II != E; ++II) {
-      // Print the assembly for the instruction.
-      printMachineInstruction(II);
-    }
-
-    // Each Basic Block is separated by a newline
-    O << '\n';
-  }
-
-  // Emit function end directives
-  emitFunctionEnd(MF);
-  
-  // Emit post-function debug information.
-  DW->EndFunction(&MF);
-
-  // We didn't modify anything.
+  EmitFunctionBody();
   return false;
 }
 
@@ -300,7 +267,7 @@ void XCoreAsmPrinter::printOperand(const MachineInstr *MI, int opNum) {
     O << MO.getImm();
     break;
   case MachineOperand::MO_MachineBasicBlock:
-    O << *GetMBBSymbol(MO.getMBB()->getNumber());
+    O << *MO.getMBB()->getSymbol(OutContext);
     break;
   case MachineOperand::MO_GlobalAddress:
     O << *GetGlobalValueSymbol(MO.getGlobal());
@@ -333,24 +300,17 @@ bool XCoreAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
   return false;
 }
 
-void XCoreAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
-  ++EmittedInsts;
-
-  processDebugLoc(MI, true);
-
+void XCoreAsmPrinter::EmitInstruction(const MachineInstr *MI) {
   // Check for mov mnemonic
   unsigned src, dst, srcSR, dstSR;
   if (TM.getInstrInfo()->isMoveInstr(*MI, src, dst, srcSR, dstSR)) {
     O << "\tmov " << getRegisterName(dst) << ", ";
-    O << getRegisterName(src) << '\n';
+    O << getRegisterName(src);
+    OutStreamer.AddBlankLine();
     return;
   }
   printInstruction(MI);
-  if (VerboseAsm)
-    EmitComments(*MI);
-  O << '\n';
-
-  processDebugLoc(MI, false);
+  OutStreamer.AddBlankLine();
 }
 
 // Force static initialization.