[wasm] TrapIf and TrapUnless TurboFan operators implemented on arm.

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 170 matching lines @@
           return Runtime::kNumFunctions;
       }
     } else {
       // We use Runtime::kNumFunctions as a marker to tell the code generator
       // to generate a call to a testing c-function instead of a runtime
       // function. This code should only be called from a cctest.
       return Runtime::kNumFunctions;
     }
   }
 
-#if V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_IA32
+#if V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_ARM
 #define WASM_TRAP_IF_SUPPORTED
 #endif
 
   // Add a trap if {cond} is true.
   void AddTrapIfTrue(wasm::TrapReason reason, Node* cond,
                      wasm::WasmCodePosition position) {
 #ifdef WASM_TRAP_IF_SUPPORTED
     if (FLAG_wasm_trap_if) {
       int32_t trap_id = GetFunctionIdForTrap(reason);
       Node* node = graph()->NewNode(common()->TrapIf(trap_id), cond,
@@ skipping 3457 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