[SubZero] Fix floating-point comparison for MIPS

src/IceInstMIPS32.h

 //===- subzero/src/IceInstMIPS32.h - MIPS32 machine instrs --*- C++ -*-----===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 77 matching lines @@
       return;
     Ostream &Str = Func->getContext()->getStrEmit();
     Str << "$fcc" << static_cast<uint16_t>(FpCondCode);
   }
 
   static bool classof(const Operand *Operand) {
     return Operand->getKind() == static_cast<OperandKind>(kFCC);
   }
 
   void dump(const Cfg *Func, Ostream &Str) const override {
+    if (!BuildDefs::dump())
+      return;
     (void)Func;
-    (void)Str;
+    Str << "$fcc" << static_cast<uint16_t>(FpCondCode);
   }
 
 private:
   OperandMIPS32FCC(OperandMIPS32FCC::FCC CC)
       : OperandMIPS32(kFCC, IceType_i32), FpCondCode(CC){};
 
   const OperandMIPS32FCC::FCC FpCondCode;
 };
 
 class OperandMIPS32Mem : public OperandMIPS32 {
@@ skipping 945 matching lines @@
   static InstMIPS32MovConditional *create(Cfg *Func, Variable *Dest,
                                           Variable *Src, Operand *FCC) {
     return new (Func->allocate<InstMIPS32MovConditional>())
         InstMIPS32MovConditional(Func, Dest, Src, FCC);
   }
 
   void emit(const Cfg *Func) const override {
     if (!BuildDefs::dump())
       return;
     Ostream &Str = Func->getContext()->getStrEmit();
-    assert(getSrcSize() == 2);
+    assert(getSrcSize() == 3);
     Str << "\t" << Opcode << "\t";
     getDest()->emit(Func);
     Str << ", ";
-    getSrc(0)->emit(Func);
+    getSrc(1)->emit(Func);
     Str << ", ";
-    getSrc(1)->emit(Func);
+    getSrc(2)->emit(Func);
   }
 
   void emitIAS(const Cfg *Func) const override {
     (void)Func;
     llvm_unreachable("Not yet implemented");
   }
 
   void dump(const Cfg *Func) const override {
     if (!BuildDefs::dump())
       return;
     Ostream &Str = Func->getContext()->getStrDump();
     dumpDest(Func);
     Str << " = ";
     dumpOpcode(Str, Opcode, getDest()->getType());
     Str << " ";
     dumpSources(Func);
   }
   static bool classof(const Inst *Inst) { return isClassof(Inst, K); }
 
 private:
   InstMIPS32MovConditional(Cfg *Func, Variable *Dest, Variable *Src,
                            Operand *FCC)
-      : InstMIPS32(Func, K, 2, Dest) {
+      : InstMIPS32(Func, K, 3, Dest) {
+    addSource(Dest);
     addSource(Src);
     addSource(FCC);
   }
 
   static const char *Opcode;
 };
 
 using InstMIPS32Abs_d = InstMIPS32TwoAddrFPR<InstMIPS32::Abs_d>;
 using InstMIPS32Abs_s = InstMIPS32TwoAddrFPR<InstMIPS32::Abs_s>;
 using InstMIPS32Add = InstMIPS32ThreeAddrGPR<InstMIPS32::Add>;
@@ skipping 195 matching lines @@
 template <> void InstMIPS32Trunc_l_s::emitIAS(const Cfg *Func) const;
 template <> void InstMIPS32Trunc_w_d::emitIAS(const Cfg *Func) const;
 template <> void InstMIPS32Trunc_w_s::emitIAS(const Cfg *Func) const;
 template <> void InstMIPS32Xor::emitIAS(const Cfg *Func) const;
 template <> void InstMIPS32Xori::emitIAS(const Cfg *Func) const;
 
 } // end of namespace MIPS32
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEINSTMIPS32_H