S390: Fix convertion from int32 to float32

src/s390/assembler-s390.h

Index: src/s390/assembler-s390.h
diff --git a/src/s390/assembler-s390.h b/src/s390/assembler-s390.h
index 18e4408cb5ae2bf9bdd59959254dda7a8edc5a45..9ac3b57e28e1b9afb391bf27c3b3400fa2b2950f 100644
--- a/src/s390/assembler-s390.h
+++ b/src/s390/assembler-s390.h
@@ -765,7 +765,6 @@ class Assembler : public AssemblerBase {
   RRE_FORM(cdr);
   RXE_FORM(cdb);
   RXE_FORM(ceb);
-  RRE_FORM(cefbr);
   RXE_FORM(ddb);
   RRE_FORM(ddbr);
   SS1_FORM(ed);
@@ -1144,7 +1143,7 @@ class Assembler : public AssemblerBase {
   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);