2 files changed, 16 insertions, 0 deletions
diff --git a/lib/Target/R600/InstPrinter/AMDGPUInstPrinter.cpp b/lib/Target/R600/InstPrinter/AMDGPUInstPrinter.cpp
index fb17ab7..d6450a0 100644
--- a/lib/Target/R600/InstPrinter/AMDGPUInstPrinter.cpp
+++ b/lib/Target/R600/InstPrinter/AMDGPUInstPrinter.cpp
@@ -40,6 +40,21 @@ void AMDGPUInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
   }
 }
 
+void AMDGPUInstPrinter::printInterpSlot(const MCInst *MI, unsigned OpNum,
+                                        raw_ostream &O) {
+  unsigned Imm = MI->getOperand(OpNum).getImm();
+
+  if (Imm == 2) {
+    O << "P0";
+  } else if (Imm == 1) {
+    O << "P20";
+  } else if (Imm == 0) {
+    O << "P10";
+  } else {
+    assert(!"Invalid interpolation parameter slot");
+  }
+}
+
 void AMDGPUInstPrinter::printMemOperand(const MCInst *MI, unsigned OpNo,
                                         raw_ostream &O) {
   printOperand(MI, OpNo, O);
diff --git a/lib/Target/R600/InstPrinter/AMDGPUInstPrinter.h b/lib/Target/R600/InstPrinter/AMDGPUInstPrinter.h
index e775c4c..767a708 100644
--- a/lib/Target/R600/InstPrinter/AMDGPUInstPrinter.h
+++ b/lib/Target/R600/InstPrinter/AMDGPUInstPrinter.h
@@ -33,6 +33,7 @@ public:
 
 private:
   void printOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O);
+  void printInterpSlot(const MCInst *MI, unsigned OpNum, raw_ostream &O);
   void printMemOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O);
   void printIfSet(const MCInst *MI, unsigned OpNo, raw_ostream &O, StringRef Asm);
   void printAbs(const MCInst *MI, unsigned OpNo, raw_ostream &O);