[wasm] Implement Generic S128 Load/Store, logical ops and Horizontal add

src/compiler/x64/instruction-selector-x64.cc

Index: src/compiler/x64/instruction-selector-x64.cc
diff --git a/src/compiler/x64/instruction-selector-x64.cc b/src/compiler/x64/instruction-selector-x64.cc
index 6d8815f5b9326f47f911d7b7cb0dbf1fb13ac91d..7ec9dd0d96a7bf0eef11359fa18f0f6eea89b590 100644
--- a/src/compiler/x64/instruction-selector-x64.cc
+++ b/src/compiler/x64/instruction-selector-x64.cc
@@ -231,6 +231,8 @@ ArchOpcode GetLoadOpcode(LoadRepresentation load_rep) {
       opcode = kX64Movq;
       break;
     case MachineRepresentation::kSimd128:  // Fall through.
+      opcode = kX64Movdqu;
+      break;
     case MachineRepresentation::kSimd1x4:  // Fall through.
     case MachineRepresentation::kSimd1x8:  // Fall through.
     case MachineRepresentation::kSimd1x16:  // Fall through.
@@ -266,6 +268,8 @@ ArchOpcode GetStoreOpcode(StoreRepresentation store_rep) {
       return kX64Movq;
       break;
     case MachineRepresentation::kSimd128:  // Fall through.
+      return kX64Movdqu;
+      break;
     case MachineRepresentation::kSimd1x4:  // Fall through.
     case MachineRepresentation::kSimd1x8:  // Fall through.
     case MachineRepresentation::kSimd1x16:  // Fall through.
@@ -2457,6 +2461,7 @@ VISIT_ATOMIC_BINOP(Xor)
 
 #define SIMD_BINOP_LIST(V) \
   V(I32x4Add)              \
+  V(I32x4AddHoriz)         \
   V(I32x4Sub)              \
   V(I32x4Mul)              \
   V(I32x4MinS)             \
@@ -2467,6 +2472,7 @@ VISIT_ATOMIC_BINOP(Xor)
   V(I32x4MaxU)             \
   V(I16x8Add)              \
   V(I16x8AddSaturateS)     \
+  V(I16x8AddHoriz)         \
   V(I16x8Sub)              \
   V(I16x8SubSaturateS)     \
   V(I16x8Mul)              \
@@ -2489,7 +2495,12 @@ VISIT_ATOMIC_BINOP(Xor)
   V(I8x16AddSaturateU)     \
   V(I8x16SubSaturateU)     \
   V(I8x16MinU)             \
-  V(I8x16MaxU)
+  V(I8x16MaxU)             \
+  V(S128And)               \
+  V(S128Or)                \
+  V(S128Xor)
+
+#define SIMD_UNOP_LIST(V) V(S128Not)
 
 #define SIMD_SHIFT_OPCODES(V) \
   V(I32x4Shl)                 \
@@ -2547,6 +2558,15 @@ SIMD_ZERO_OP_LIST(SIMD_VISIT_ZERO_OP)
 SIMD_SHIFT_OPCODES(VISIT_SIMD_SHIFT)
 #undef VISIT_SIMD_SHIFT
 
+#define VISIT_SIMD_UNOP(Opcode)                         \
+  void InstructionSelector::Visit##Opcode(Node* node) { \
+    X64OperandGenerator g(this);                        \
+    Emit(kX64##Opcode, g.DefineAsRegister(node),        \
+         g.UseRegister(node->InputAt(0)));              \
+  }
+SIMD_UNOP_LIST(VISIT_SIMD_UNOP)
+#undef VISIT_SIMD_UNOP
+
 #define VISIT_SIMD_BINOP(Opcode)                                            \
   void InstructionSelector::Visit##Opcode(Node* node) {                     \
     X64OperandGenerator g(this);                                            \