WIP: wasm oob trap handling experiments

src/compiler/instruction-selector.cc

 // Copyright 2014 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/instruction-selector.h"
 
 #include <limits>
 
 #include "src/base/adapters.h"
 #include "src/compiler/instruction-selector-impl.h"
@@ skipping 1273 matching lines @@
       MarkAsWord32(NodeProperties::FindProjection(node, 0));
       MarkAsWord32(NodeProperties::FindProjection(node, 1));
       return VisitWord32PairSar(node);
     case IrOpcode::kAtomicLoad: {
       LoadRepresentation type = LoadRepresentationOf(node->op());
       MarkAsRepresentation(type.representation(), node);
       return VisitAtomicLoad(node);
     }
     case IrOpcode::kAtomicStore:
       return VisitAtomicStore(node);
+    case IrOpcode::kTrapableLoad:
+      return VisitTrapableLoad(node);
     case IrOpcode::kUnsafePointerAdd:
       MarkAsRepresentation(MachineType::PointerRepresentation(), node);
       return VisitUnsafePointerAdd(node);
     case IrOpcode::kCreateInt32x4:
       return MarkAsSimd128(node), VisitCreateInt32x4(node);
     case IrOpcode::kInt32x4ExtractLane:
       return MarkAsWord32(node), VisitInt32x4ExtractLane(node);
     default:
       V8_Fatal(__FILE__, __LINE__, "Unexpected operator #%d:%s @ node #%d",
                node->opcode(), node->op()->mnemonic(), node->id());
@@ skipping 726 matching lines @@
   return new (instruction_zone()) FrameStateDescriptor(
       instruction_zone(), state_info.type(), state_info.bailout_id(),
       state_info.state_combine(), parameters, locals, stack,
       state_info.shared_info(), outer_state);
 }
 
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8