[wasm] Add native x64 implementations for I32x4Splat, I32x4ExtractLane

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

Index: src/compiler/x64/instruction-scheduler-x64.cc
diff --git a/src/compiler/x64/instruction-scheduler-x64.cc b/src/compiler/x64/instruction-scheduler-x64.cc
index fb4b74914dd877a3f1bbf0d0c479f2895766024b..d90fd979f8ff864d2499fd5f47c2c2c030db38db 100644
--- a/src/compiler/x64/instruction-scheduler-x64.cc
+++ b/src/compiler/x64/instruction-scheduler-x64.cc
@@ -127,6 +127,8 @@ int InstructionScheduler::GetTargetInstructionFlags(
     case kX64Lea:
     case kX64Dec32:
     case kX64Inc32:
+    case kX64CreateInt32x4:
+    case kX64Int32x4ExtractLane:
       return (instr->addressing_mode() == kMode_None)
           ? kNoOpcodeFlags
           : kIsLoadOperation | kHasSideEffect;