[Turbofan] Add native ARM support for Simd Float32x4 operations.

src/compiler/arm/code-generator-arm.cc

Index: src/compiler/arm/code-generator-arm.cc
diff --git a/src/compiler/arm/code-generator-arm.cc b/src/compiler/arm/code-generator-arm.cc
index 4db093af5a115810f1c5e0f750412ce026e7c507..e17ed67dcfcb6552bac98395796d4d0f5ba56e74 100644
--- a/src/compiler/arm/code-generator-arm.cc
+++ b/src/compiler/arm/code-generator-arm.cc
@@ -1527,6 +1527,14 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
       __ vcvt_f32_u32(i.OutputSimd128Register(), i.InputSimd128Register(0));
       break;
     }
+    case kArmFloat32x4Abs: {
+      __ vabs(i.OutputSimd128Register(), i.InputSimd128Register(0));
+      break;
+    }
+    case kArmFloat32x4Neg: {
+      __ vneg(i.OutputSimd128Register(), i.InputSimd128Register(0));
+      break;
+    }
     case kArmFloat32x4Add: {
       __ vadd(i.OutputSimd128Register(), i.InputSimd128Register(0),
               i.InputSimd128Register(1));
@@ -1537,6 +1545,17 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
               i.InputSimd128Register(1));
       break;
     }
+    case kArmFloat32x4Eq: {
+      __ vceq(i.OutputSimd128Register(), i.InputSimd128Register(0),
+              i.InputSimd128Register(1));
+      break;
+    }
+    case kArmFloat32x4Ne: {
+      Simd128Register dst = i.OutputSimd128Register();
+      __ vceq(dst, i.InputSimd128Register(0), i.InputSimd128Register(1));
+      __ vmvn(dst, dst);
+      break;
+    }
     case kArmInt32x4Splat: {
       __ vdup(Neon32, i.OutputSimd128Register(), i.InputRegister(0));
       break;