PPC/s390: [builtins] Introduce proper Float64Tan operator.

src/crankshaft/s390/lithium-s390.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/crankshaft/s390/lithium-s390.h"
 
 #include <sstream>
 
 #include "src/crankshaft/hydrogen-osr.h"
 #include "src/crankshaft/lithium-inl.h"
@@ skipping 1775 matching lines @@
     return AssignEnvironment(DefineAsRegister(result));
   }
 }
 
 LInstruction* LChunkBuilder::DoDoubleBits(HDoubleBits* instr) {
   HValue* value = instr->value();
   DCHECK(value->representation().IsDouble());
   return DefineAsRegister(new (zone()) LDoubleBits(UseRegister(value)));
 }
 
-LInstruction* LChunkBuilder::DoConstructDouble(HConstructDouble* instr) {
-  LOperand* lo = UseRegister(instr->lo());
-  LOperand* hi = UseRegister(instr->hi());
-  return DefineAsRegister(new (zone()) LConstructDouble(hi, lo));
-}
-
 LInstruction* LChunkBuilder::DoReturn(HReturn* instr) {
   LOperand* context = info()->IsStub() ? UseFixed(instr->context(), cp) : NULL;
   LOperand* parameter_count = UseRegisterOrConstant(instr->parameter_count());
   return new (zone())
       LReturn(UseFixed(instr->value(), r2), context, parameter_count);
 }
 
 LInstruction* LChunkBuilder::DoConstant(HConstant* instr) {
   Representation r = instr->representation();
   if (r.IsSmi()) {
@@ skipping 460 matching lines @@
 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) {
   LOperand* object = UseRegister(instr->object());
   LOperand* index = UseTempRegister(instr->index());
   LLoadFieldByIndex* load = new (zone()) LLoadFieldByIndex(object, index);
   LInstruction* result = DefineSameAsFirst(load);
   return AssignPointerMap(result);
 }
 
 }  // namespace internal
 }  // namespace v8