[llvm-commits] [llvm] r84614 - in /llvm/trunk/lib/Target/ARM/AsmPrinter: ARMInstPrinter.cpp ARMInstPrinter.h

[Chris Lattner]

Author: lattner
Date: Tue Oct 20 01:22:33 2009
New Revision: 84614

URL: http://llvm.org/viewvc/llvm-project?rev=84614&view=rev
Log:
implement some more easy hooks.

Modified:
    llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.cpp
    llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.h

Modified: llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.cpp?rev=84614&r1=84613&r2=84614&view=diff

==============================================================================
--- llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.cpp (original)
+++ llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.cpp Tue Oct 20 01:22:33 2009
@@ -284,6 +284,36 @@
   O << "]";
 }
 
+void ARMInstPrinter::printAddrMode6Operand(const MCInst *MI, unsigned OpNum) {
+  const MCOperand &MO1 = MI->getOperand(OpNum);
+  const MCOperand &MO2 = MI->getOperand(OpNum+1);
+  const MCOperand &MO3 = MI->getOperand(OpNum+2);
+  
+  // FIXME: No support yet for specifying alignment.
+  O << '[' << getRegisterName(MO1.getReg()) << ']';
+  
+  if (ARM_AM::getAM6WBFlag(MO3.getImm())) {
+    if (MO2.getReg() == 0)
+      O << '!';
+    else
+      O << ", " << getRegisterName(MO2.getReg());
+  }
+}
+
+void ARMInstPrinter::printAddrModePCOperand(const MCInst *MI, unsigned OpNum,
+                                            const char *Modifier) {
+  assert(0 && "FIXME: Implement printAddrModePCOperand");
+}
+
+void ARMInstPrinter::printBitfieldInvMaskImmOperand (const MCInst *MI,
+                                                     unsigned OpNum) {
+  const MCOperand &MO = MI->getOperand(OpNum);
+  uint32_t v = ~MO.getImm();
+  int32_t lsb = CountTrailingZeros_32(v);
+  int32_t width = (32 - CountLeadingZeros_32 (v)) - lsb;
+  assert(MO.isImm() && "Not a valid bf_inv_mask_imm value!");
+  O << '#' << lsb << ", #" << width;
+}
 
 void ARMInstPrinter::printRegisterList(const MCInst *MI, unsigned OpNum) {
   O << "{";

Modified: llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.h?rev=84614&r1=84613&r2=84614&view=diff

==============================================================================
--- llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.h (original)
+++ llvm/trunk/lib/Target/ARM/AsmPrinter/ARMInstPrinter.h Tue Oct 20 01:22:33 2009
@@ -47,10 +47,11 @@
                              const char *Modifier = 0);
   void printAddrMode5Operand(const MCInst *MI, unsigned OpNum,
                              const char *Modifier = 0);
-  void printAddrMode6Operand(const MCInst *MI, unsigned OpNum) {}
+  void printAddrMode6Operand(const MCInst *MI, unsigned OpNum);
   void printAddrModePCOperand(const MCInst *MI, unsigned OpNum,
-                              const char *Modifier = 0) {}
-  void printBitfieldInvMaskImmOperand (const MCInst *MI, unsigned OpNum) {}
+                              const char *Modifier = 0);
+    
+  void printBitfieldInvMaskImmOperand (const MCInst *MI, unsigned OpNum);
   
   void printThumbITMask(const MCInst *MI, unsigned OpNum) {}
   void printThumbAddrModeRROperand(const MCInst *MI, unsigned OpNum) {}