Add support for printing the sse scalar comparison instruction mnemonics.

llvm-svn: 22440

4 files changed, 34 insertions, 0 deletions

diff --git a/llvm/lib/Target/X86/X86ATTAsmPrinter.cpp b/llvm/lib/Target/X86/X86ATTAsmPrinter.cpp
index ca8630c3cb9..230baad096f 100755
--- a/llvm/lib/Target/X86/X86ATTAsmPrinter.cpp
+++ b/llvm/lib/Target/X86/X86ATTAsmPrinter.cpp
@@ -143,6 +143,22 @@ void X86ATTAsmPrinter::printOp(const MachineOperand &MO, bool isCallOp) {
   }
 }
 
+void X86ATTAsmPrinter::printSSECC(const MachineInstr *MI, unsigned Op,
+                                  MVT::ValueType VT) {
+  unsigned char value = MI->getOperand(Op).getImmedValue();
+  assert(value <= 7 && "Invalid ssecc argument!");
+  switch (value) {
+  case 0: O << "eq"; break;
+  case 1: O << "lt"; break;
+  case 2: O << "le"; break;
+  case 3: O << "unord"; break;
+  case 4: O << "neq"; break;
+  case 5: O << "nlt"; break;
+  case 6: O << "nle"; break;
+  case 7: O << "ord"; break;
+  }
+}
+
 void X86ATTAsmPrinter::printMemReference(const MachineInstr *MI, unsigned Op){
   assert(isMem(MI, Op) && "Invalid memory reference!");
 
diff --git a/llvm/lib/Target/X86/X86ATTAsmPrinter.h b/llvm/lib/Target/X86/X86ATTAsmPrinter.h
index ee91e8e0659..be5f0ddfbb3 100755
--- a/llvm/lib/Target/X86/X86ATTAsmPrinter.h
+++ b/llvm/lib/Target/X86/X86ATTAsmPrinter.h
@@ -51,6 +51,7 @@ struct X86ATTAsmPrinter : public X86SharedAsmPrinter {
 
   void printMachineInstruction(const MachineInstr *MI);
   void printOp(const MachineOperand &MO, bool isCallOperand = false);
+  void printSSECC(const MachineInstr *MI, unsigned Op, MVT::ValueType VT);
   void printMemReference(const MachineInstr *MI, unsigned Op);
   bool runOnMachineFunction(MachineFunction &F);
 };
diff --git a/llvm/lib/Target/X86/X86IntelAsmPrinter.cpp b/llvm/lib/Target/X86/X86IntelAsmPrinter.cpp
index 91982977c4b..9cf7c29d77d 100755
--- a/llvm/lib/Target/X86/X86IntelAsmPrinter.cpp
+++ b/llvm/lib/Target/X86/X86IntelAsmPrinter.cpp
@@ -58,6 +58,22 @@ bool X86IntelAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
   return false;
 }
 
+void X86IntelAsmPrinter::printSSECC(const MachineInstr *MI, unsigned Op,
+                                  MVT::ValueType VT) {
+  unsigned char value = MI->getOperand(Op).getImmedValue();
+  assert(value <= 7 && "Invalid ssecc argument!");
+  switch (value) {
+  case 0: O << "eq"; break;
+  case 1: O << "lt"; break;
+  case 2: O << "le"; break;
+  case 3: O << "unord"; break;
+  case 4: O << "neq"; break;
+  case 5: O << "nlt"; break;
+  case 6: O << "nle"; break;
+  case 7: O << "ord"; break;
+  }
+}
+
 void X86IntelAsmPrinter::printOp(const MachineOperand &MO,
                                  bool elideOffsetKeyword /* = false */) {
   const MRegisterInfo &RI = *TM.getRegisterInfo();
diff --git a/llvm/lib/Target/X86/X86IntelAsmPrinter.h b/llvm/lib/Target/X86/X86IntelAsmPrinter.h
index 4dec56aeaf2..7d81e6b226f 100755
--- a/llvm/lib/Target/X86/X86IntelAsmPrinter.h
+++ b/llvm/lib/Target/X86/X86IntelAsmPrinter.h
@@ -70,6 +70,7 @@ struct X86IntelAsmPrinter : public X86SharedAsmPrinter {
 
   void printMachineInstruction(const MachineInstr *MI);
   void printOp(const MachineOperand &MO, bool elideOffsetKeyword = false);
+  void printSSECC(const MachineInstr *MI, unsigned Op, MVT::ValueType VT);
   void printMemReference(const MachineInstr *MI, unsigned Op);
   bool runOnMachineFunction(MachineFunction &F);
   bool doInitialization(Module &M);