[turbofan] Properly lower NumberSinh, NumberCosh and NumberTanh.

R=jarin@chromium.org
BUG=chromium:625121

Review-Url: https://codereview.chromium.org/2116533004
Cr-Commit-Position: refs/heads/master@{#37479}

src/compiler/simplified-lowering.cc

@@ -1557,6 +1557,7 @@ class RepresentationSelector {
       case IrOpcode::kNumberAtan:
       case IrOpcode::kNumberAtanh:
       case IrOpcode::kNumberCos:
+      case IrOpcode::kNumberCosh:
       case IrOpcode::kNumberExp:
       case IrOpcode::kNumberExpm1:
       case IrOpcode::kNumberLog:
@@ -1565,7 +1566,9 @@ class RepresentationSelector {
       case IrOpcode::kNumberLog10:
       case IrOpcode::kNumberCbrt:
       case IrOpcode::kNumberSin:
-      case IrOpcode::kNumberTan: {
+      case IrOpcode::kNumberSinh:
+      case IrOpcode::kNumberTan:
+      case IrOpcode::kNumberTanh: {
         VisitUnop(node, UseInfo::TruncatingFloat64(),
                   MachineRepresentation::kFloat64);
         if (lower()) NodeProperties::ChangeOp(node, Float64Op(node));

test/mjsunit/regress/regress-625121.js

+// Copyright 2016 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.
+
+// Flags: --allow-natives-syntax
+
+function test(f) {
+  f(0);
+  f(NaN);
+  %OptimizeFunctionOnNextCall(f);
+  f(1.0);
+}
+
+test(x => Math.cosh(+x));
+test(x => Math.sinh(+x));
+test(x => Math.tanh(+x));