S390: [builtins] Introduce proper Float64Log1p, Float64Atan and Float64Atan2 operators.

src/compiler/s390/instruction-scheduler-s390.cc

 // Copyright 2015 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/compiler/instruction-scheduler.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
@@ skipping 44 matching lines @@
     case kS390_Div64:
     case kS390_DivU32:
     case kS390_DivU64:
     case kS390_DivFloat:
     case kS390_DivDouble:
     case kS390_Mod32:
     case kS390_Mod64:
     case kS390_ModU32:
     case kS390_ModU64:
     case kS390_ModDouble:
-    case kS390_LogDouble:
     case kS390_Neg:
     case kS390_NegDouble:
     case kS390_SqrtFloat:
     case kS390_FloorFloat:
     case kS390_CeilFloat:
     case kS390_TruncateFloat:
     case kS390_AbsFloat:
     case kS390_SqrtDouble:
     case kS390_FloorDouble:
     case kS390_CeilDouble:
@@ skipping 80 matching lines @@
 }
 
 int InstructionScheduler::GetInstructionLatency(const Instruction* instr) {
   // TODO(all): Add instruction cost modeling.
   return 1;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8