[Turbofan] Add native ARM support for basic SIMD 32x4 operations.

src/compiler/wasm-compiler.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/wasm-compiler.h"
 
 #include <memory>
 
 #include "src/isolate-inl.h"
 
@@ skipping 3217 matching lines @@
   has_simd_ = true;
   return graph()->NewNode(jsgraph()->machine()->CreateInt32x4(),
                           Int32Constant(value), Int32Constant(value),
                           Int32Constant(value), Int32Constant(value));
 }
 
 Node* WasmGraphBuilder::SimdOp(wasm::WasmOpcode opcode,
                                const NodeVector& inputs) {
   has_simd_ = true;
   switch (opcode) {
+    case wasm::kExprF32x4Splat:
+      return graph()->NewNode(jsgraph()->machine()->CreateFloat32x4(),
+                              inputs[0], inputs[0], inputs[0], inputs[0]);
+    case wasm::kExprF32x4FromInt32x4:
+      return graph()->NewNode(jsgraph()->machine()->Float32x4FromInt32x4(),
+                              inputs[0]);
+    case wasm::kExprF32x4FromUint32x4:
+      return graph()->NewNode(jsgraph()->machine()->Float32x4FromUint32x4(),
+                              inputs[0]);
+    case wasm::kExprF32x4Add:
+      return graph()->NewNode(jsgraph()->machine()->Float32x4Add(), inputs[0],
+                              inputs[1]);
+    case wasm::kExprF32x4Sub:
+      return graph()->NewNode(jsgraph()->machine()->Float32x4Sub(), inputs[0],
+                              inputs[1]);
     case wasm::kExprI32x4Splat:
       return graph()->NewNode(jsgraph()->machine()->CreateInt32x4(), inputs[0],
                               inputs[0], inputs[0], inputs[0]);
+    case wasm::kExprI32x4FromFloat32x4:
+      return graph()->NewNode(jsgraph()->machine()->Int32x4FromFloat32x4(),
+                              inputs[0]);
+    case wasm::kExprUi32x4FromFloat32x4:
+      return graph()->NewNode(jsgraph()->machine()->Uint32x4FromFloat32x4(),
+                              inputs[0]);
     case wasm::kExprI32x4Add:
       return graph()->NewNode(jsgraph()->machine()->Int32x4Add(), inputs[0],
                               inputs[1]);
     case wasm::kExprI32x4Sub:
       return graph()->NewNode(jsgraph()->machine()->Int32x4Sub(), inputs[0],
                               inputs[1]);
-    case wasm::kExprF32x4Splat:
-      return graph()->NewNode(jsgraph()->machine()->CreateFloat32x4(),
-                              inputs[0], inputs[0], inputs[0], inputs[0]);
-    case wasm::kExprF32x4Add:
-      return graph()->NewNode(jsgraph()->machine()->Float32x4Add(), inputs[0],
+    case wasm::kExprI32x4Eq:
+      return graph()->NewNode(jsgraph()->machine()->Int32x4Equal(), inputs[0],
                               inputs[1]);
+    case wasm::kExprI32x4Ne:
+      return graph()->NewNode(jsgraph()->machine()->Int32x4NotEqual(),
+                              inputs[0], inputs[1]);
+    case wasm::kExprS32x4Select:
+      return graph()->NewNode(jsgraph()->machine()->Simd32x4Select(), inputs[0],
+                              inputs[1], inputs[2]);
     default:
       return graph()->NewNode(UnsupportedOpcode(opcode), nullptr);
   }
 }
 
 Node* WasmGraphBuilder::SimdLaneOp(wasm::WasmOpcode opcode, uint8_t lane,
                                    const NodeVector& inputs) {
   has_simd_ = true;
   switch (opcode) {
     case wasm::kExprI32x4ExtractLane:
@@ skipping 396 matching lines @@
                       Smi::FromInt(instruction.instr_offset));
     fn_protected->set(Code::kTrapDataSize * i + Code::kTrapLandingOffset,
                       Smi::FromInt(instruction.landing_offset));
   }
   return fn_protected;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8