S390: Fix convertion from int32 to float32

src/s390/assembler-s390.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions
 // are met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 747 matching lines @@
   void name(Register r3, Register b1, Disp d1, Register b2, Disp d2); \
   void name(Register r3, const MemOperand& opnd1, const MemOperand& opnd2)
 
   // S390 instruction sets
   RX_FORM(bc);
   RR_FORM(bctr);
   RX_FORM(cd);
   RRE_FORM(cdr);
   RXE_FORM(cdb);
   RXE_FORM(ceb);
-  RRE_FORM(cefbr);
   RXE_FORM(ddb);
   RRE_FORM(ddbr);
   SS1_FORM(ed);
   RRE_FORM(epair);
   RX_FORM(ex);
   RRF2_FORM(fidbr);
   RRE_FORM(flogr);
   RX_FORM(ic_z);
   RXY_FORM(icy);
   RIL1_FORM(iihf);
@@ skipping 358 matching lines @@
               DoubleRegister fltReg);
   void clgebr(Condition m3, Condition m4, Register fixReg,
               DoubleRegister fltReg);
   void cfdbr(Condition m, Register fixReg, DoubleRegister fltReg);
   void cdfbr(DoubleRegister fltReg, Register fixReg);
   void cgebr(Condition m, Register fixReg, DoubleRegister fltReg);
   void cgdbr(Condition m, Register fixReg, DoubleRegister fltReg);
   void cegbr(DoubleRegister fltReg, Register fixReg);
   void cdgbr(DoubleRegister fltReg, Register fixReg);
   void cfebr(Condition m3, Register fixReg, DoubleRegister fltReg);
-  void cefbr(DoubleRegister fltReg, Register fixReg);
+  void cefbr(Condition m3, DoubleRegister fltReg, Register fixReg);
 
   // Floating Point Compare Instructions
   void cebr(DoubleRegister r1, DoubleRegister r2);
   void cdb(DoubleRegister r1, const MemOperand& opnd);
   void cdbr(DoubleRegister r1, DoubleRegister r2);
 
   // Floating Point Arithmetic Instructions
   void aebr(DoubleRegister r1, DoubleRegister r2);
   void adb(DoubleRegister r1, const MemOperand& opnd);
   void adbr(DoubleRegister r1, DoubleRegister r2);
@@ skipping 292 matching lines @@
 
 class EnsureSpace BASE_EMBEDDED {
  public:
   explicit EnsureSpace(Assembler* assembler) { assembler->CheckBuffer(); }
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_S390_ASSEMBLER_S390_H_