[builtins] Unify Atanh, Cbrt and Expm1 as exports from flibm.

test/cctest/compiler/test-run-machops.cc

Index: test/cctest/compiler/test-run-machops.cc
diff --git a/test/cctest/compiler/test-run-machops.cc b/test/cctest/compiler/test-run-machops.cc
index 1f497f1a2430441758a9be0999c5eb8970a52428..62af9b248fba701a2a3e6f97ee74e8a2d650edfb 100644
--- a/test/cctest/compiler/test-run-machops.cc
+++ b/test/cctest/compiler/test-run-machops.cc
@@ -5517,6 +5517,18 @@ TEST(RunFloat64Atan2) {
   }
 }
 
+TEST(RunFloat64Atanh) {
+  BufferedRawMachineAssemblerTester<double> m(MachineType::Float64());
+  m.Return(m.Float64Atanh(m.Parameter(0)));
+  CHECK(std::isnan(m.Call(std::numeric_limits<double>::quiet_NaN())));
+  CHECK(std::isnan(m.Call(std::numeric_limits<double>::signaling_NaN())));
+  CHECK_DOUBLE_EQ(std::numeric_limits<double>::infinity(), m.Call(1.0));
+  CHECK_DOUBLE_EQ(-std::numeric_limits<double>::infinity(), m.Call(-1.0));
+  CHECK_DOUBLE_EQ(-0.0, m.Call(-0.0));
+  CHECK_DOUBLE_EQ(0.0, m.Call(0.0));
+  FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(ieee754::atanh(*i), m.Call(*i)); }
+}
+
 TEST(RunFloat64Exp) {
   BufferedRawMachineAssemblerTester<double> m(MachineType::Float64());
   m.Return(m.Float64Exp(m.Parameter(0)));
@@ -5530,6 +5542,17 @@ TEST(RunFloat64Exp) {
   FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(ieee754::exp(*i), m.Call(*i)); }
 }
 
+TEST(RunFloat64Expm1) {
+  BufferedRawMachineAssemblerTester<double> m(MachineType::Float64());
+  m.Return(m.Float64Expm1(m.Parameter(0)));
+  CHECK(std::isnan(m.Call(std::numeric_limits<double>::quiet_NaN())));
+  CHECK(std::isnan(m.Call(std::numeric_limits<double>::signaling_NaN())));
+  CHECK_EQ(-1.0, m.Call(-std::numeric_limits<double>::infinity()));
+  CHECK_DOUBLE_EQ(std::numeric_limits<double>::infinity(),
+                  m.Call(std::numeric_limits<double>::infinity()));
+  FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(ieee754::expm1(*i), m.Call(*i)); }
+}
+
 TEST(RunFloat64Log) {
   BufferedRawMachineAssemblerTester<double> m(MachineType::Float64());
   m.Return(m.Float64Log(m.Parameter(0)));
@@ -5588,6 +5611,18 @@ TEST(RunFloat64Log10) {
   FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(ieee754::log10(*i), m.Call(*i)); }
 }
 
+TEST(RunFloat64Cbrt) {
+  BufferedRawMachineAssemblerTester<double> m(MachineType::Float64());
+  m.Return(m.Float64Cbrt(m.Parameter(0)));
+  CHECK(std::isnan(m.Call(std::numeric_limits<double>::quiet_NaN())));
+  CHECK(std::isnan(m.Call(std::numeric_limits<double>::signaling_NaN())));
+  CHECK_DOUBLE_EQ(std::numeric_limits<double>::infinity(),
+                  m.Call(std::numeric_limits<double>::infinity()));
+  CHECK_DOUBLE_EQ(-std::numeric_limits<double>::infinity(),
+                  m.Call(-std::numeric_limits<double>::infinity()));
+  FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(ieee754::cbrt(*i), m.Call(*i)); }
+}
+
 static double two_30 = 1 << 30;             // 2^30 is a smi boundary.
 static double two_52 = two_30 * (1 << 22);  // 2^52 is a precision boundary.
 static double kValues[] = {0.1,