Unit test of instruction selection for calls with deoptimization.

src/compiler/x64/code-generator-x64.cc

Index: src/compiler/x64/code-generator-x64.cc
diff --git a/src/compiler/x64/code-generator-x64.cc b/src/compiler/x64/code-generator-x64.cc
index 1d86693620514a8f4bbec149c1341776551cfc66..f51801639fe3cd5098486a66d4e6e24c5ba2dd1e 100644
--- a/src/compiler/x64/code-generator-x64.cc
+++ b/src/compiler/x64/code-generator-x64.cc
@@ -235,8 +235,8 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
       break;
     }
     case kArchDeoptimize: {
-      int deoptimization_id = MiscField::decode(instr->opcode());
-      BuildTranslation(instr, 0, deoptimization_id);
+      int deoptimization_id = BuildTranslation(instr, 0);
+
       Address deopt_entry = Deoptimizer::GetDeoptimizationEntry(
           isolate(), deoptimization_id, Deoptimizer::LAZY);
       __ call(deopt_entry, RelocInfo::RUNTIME_ENTRY);