[builtins] Introduce a builtin for Abort().

src/builtins/ia32/builtins-ia32.cc

Index: src/builtins/ia32/builtins-ia32.cc
diff --git a/src/builtins/ia32/builtins-ia32.cc b/src/builtins/ia32/builtins-ia32.cc
index e3a59d12f3c5d95100a9901f9388ff7b80352da1..8e1d90b5ac548f03d97206182fc2546480fa3612 100644
--- a/src/builtins/ia32/builtins-ia32.cc
+++ b/src/builtins/ia32/builtins-ia32.cc
@@ -2699,6 +2699,18 @@ void Builtins::Generate_AllocateInOldSpace(MacroAssembler* masm) {
 }
 
 // static
+void Builtins::Generate_Abort(MacroAssembler* masm) {
+  // ----------- S t a t e -------------
+  //  -- edx    : message_id as Smi
+  //  -- esp[0] : return address
+  // -----------------------------------
+  __ PopReturnAddressTo(ecx);
+  __ Push(edx);
+  __ PushReturnAddressFrom(ecx);
+  __ Move(esi, Smi::FromInt(0));
+  __ TailCallRuntime(Runtime::kAbort);
+}

[Michael Starzinger, 2016/07/18 08:51:11]

nit: empty newline after method for readability.

[ahaas, 2016/07/18 09:04:16]

Done

+// static
 void Builtins::Generate_StringToNumber(MacroAssembler* masm) {
   // The StringToNumber stub takes one argument in eax.
   __ AssertString(eax);