PPC: [turbofan] Implemented the TruncateFloat64ToUint64 TurboFan operator.

src/ppc/assembler-ppc.cc

 // 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 2175 matching lines @@
   emit(EXT4 | FCTID | frt.code() * B21 | frb.code() * B11 | rc);
 }
 
 
 void Assembler::fctidz(const DoubleRegister frt, const DoubleRegister frb,
                        RCBit rc) {
   emit(EXT4 | FCTIDZ | frt.code() * B21 | frb.code() * B11 | rc);
 }
 
 
+void Assembler::fctidu(const DoubleRegister frt, const DoubleRegister frb,
+                       RCBit rc) {
+  emit(EXT4 | FCTIDU | frt.code() * B21 | frb.code() * B11 | rc);
+}
+
+
+void Assembler::fctiduz(const DoubleRegister frt, const DoubleRegister frb,
+                        RCBit rc) {
+  emit(EXT4 | FCTIDUZ | frt.code() * B21 | frb.code() * B11 | rc);
+}
+
+
 void Assembler::fsel(const DoubleRegister frt, const DoubleRegister fra,
                      const DoubleRegister frc, const DoubleRegister frb,
                      RCBit rc) {
   emit(EXT4 | FSEL | frt.code() * B21 | fra.code() * B16 | frb.code() * B11 |
        frc.code() * B6 | rc);
 }
 
 
 void Assembler::fneg(const DoubleRegister frt, const DoubleRegister frb,
                      RCBit rc) {
@@ skipping 237 matching lines @@
 
     trampoline_ = Trampoline(pc_offset() - size, tracked_branch_count_);
   }
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC