ARM: r12 is callee-saved for interrupt handlers

[oota-llvm.git] / lib / Target / Mips / MipsAsmPrinter.h

diff --git a/lib/Target/Mips/MipsAsmPrinter.h b/lib/Target/Mips/MipsAsmPrinter.h
index d8fbeeb0e9a37f9f6c3536f1dd1e20660ba76380..1af4ac8b52971a289605bd18a710f7fc5f802956 100644 (file)
--- a/lib/Target/Mips/MipsAsmPrinter.h
+++ b/lib/Target/Mips/MipsAsmPrinter.h
@@ -25,10 +25,12 @@ namespace llvm {
 class MCStreamer;
 class MachineInstr;
 class MachineBasicBlock;
+class MipsTargetStreamer;
 class Module;
 class raw_ostream;
 
 class LLVM_LIBRARY_VISIBILITY MipsAsmPrinter : public AsmPrinter {
+  MipsTargetStreamer &getTargetStreamer();
 
   void EmitInstrWithMacroNoAT(const MachineInstr *MI);
 
@@ -40,6 +42,15 @@ private:
   // lowerOperand - Convert a MachineOperand into the equivalent MCOperand.
   bool lowerOperand(const MachineOperand &MO, MCOperand &MCOp);
 
+  /// MCP - Keep a pointer to constantpool entries of the current
+  /// MachineFunction.
+  const MachineConstantPool *MCP;
+
+  /// InConstantPool - Maintain state when emitting a sequence of constant
+  /// pool entries so we can properly mark them as data regions.
+  bool InConstantPool;
+
+
 public:
 
   const MipsSubtarget *Subtarget;
@@ -47,7 +58,8 @@ public:
   MipsMCInstLower MCInstLowering;
 
   explicit MipsAsmPrinter(TargetMachine &TM,  MCStreamer &Streamer)
-    : AsmPrinter(TM, Streamer), MCInstLowering(*this) {
+    : AsmPrinter(TM, Streamer), MCP(0), InConstantPool(false),
+      MCInstLowering(*this) {
     Subtarget = &TM.getSubtarget<MipsSubtarget>();
   }
 
@@ -57,9 +69,16 @@ public:
 
   virtual bool runOnMachineFunction(MachineFunction &MF);
 
+  virtual void EmitConstantPool() LLVM_OVERRIDE {
+    bool UsingConstantPools =
+      (Subtarget->inMips16Mode() && Subtarget->useConstantIslands());
+    if (!UsingConstantPools)
+      AsmPrinter::EmitConstantPool();
+    // we emit constant pools customly!
+  }
+
   void EmitInstruction(const MachineInstr *MI);
-  void printSavedRegsBitmask(raw_ostream &O);
-  void printHex32(unsigned int Value, raw_ostream &O);
+  void printSavedRegsBitmask();
   void emitFrameDirective();
   const char *getCurrentABIString() const;
   virtual void EmitFunctionEntryLabel();
@@ -75,12 +94,12 @@ public:
                              raw_ostream &O);
   void printOperand(const MachineInstr *MI, int opNum, raw_ostream &O);
   void printUnsignedImm(const MachineInstr *MI, int opNum, raw_ostream &O);
+  void printUnsignedImm8(const MachineInstr *MI, int opNum, raw_ostream &O);
   void printMemOperand(const MachineInstr *MI, int opNum, raw_ostream &O);
   void printMemOperandEA(const MachineInstr *MI, int opNum, raw_ostream &O);
   void printFCCOperand(const MachineInstr *MI, int opNum, raw_ostream &O,
                        const char *Modifier = 0);
   void EmitStartOfAsmFile(Module &M);
-  virtual MachineLocation getDebugValueLocation(const MachineInstr *MI) const;
   void PrintDebugValueComment(const MachineInstr *MI, raw_ostream &OS);
 };
 }