[x86] Faster/shorter code for stack checks.

src/compiler/ia32/code-generator-ia32.cc

Index: src/compiler/ia32/code-generator-ia32.cc
diff --git a/src/compiler/ia32/code-generator-ia32.cc b/src/compiler/ia32/code-generator-ia32.cc
index fcea57f93e8b3d005fb92faa151dd66352aef23c..3f452e8cb7ac7a0edae08d2d3382b76f5f8abfb4 100644
--- a/src/compiler/ia32/code-generator-ia32.cc
+++ b/src/compiler/ia32/code-generator-ia32.cc
@@ -730,6 +730,12 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
     case kCheckedStoreFloat64:
       ASSEMBLE_CHECKED_STORE_FLOAT(movsd);
       break;
+    case kIA32StackCheck: {
+      ExternalReference const stack_limit =
+          ExternalReference::address_of_stack_limit(isolate());
+      __ cmp(esp, Operand::StaticVariable(stack_limit));
+      break;
+    }
   }
 }