[builtins] Introduce a builtin for Abort().

src/mips64/macro-assembler-mips64.cc

 // Copyright 2012 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 <limits.h>  // For LONG_MIN, LONG_MAX.
 
 #if V8_TARGET_ARCH_MIPS64
 
 #include "src/base/division-by-constant.h"
 #include "src/bootstrapper.h"
@@ skipping 6070 matching lines @@
     RecordComment("Abort message: ");
     RecordComment(msg);
   }
 
   if (FLAG_trap_on_abort) {
     stop(msg);
     return;
   }
 #endif
 
-  li(a0, Operand(Smi::FromInt(reason)));
-  push(a0);
+  // Check if Abort() has already been initialized.
+  DCHECK(isolate()->builtins()->Abort()->IsHeapObject());
+
+  Move(a0, Smi::FromInt(static_cast<int>(reason)));
+
   // Disable stub call restrictions to always allow calls to abort.
   if (!has_frame_) {
     // We don't actually want to generate a pile of code for this, so just
     // claim there is a stack frame, without generating one.
     FrameScope scope(this, StackFrame::NONE);
-    CallRuntime(Runtime::kAbort);
+    Call(isolate()->builtins()->Abort(), RelocInfo::CODE_TARGET);
   } else {
-    CallRuntime(Runtime::kAbort);
+    Call(isolate()->builtins()->Abort(), RelocInfo::CODE_TARGET);
   }
   // Will not return here.
   if (is_trampoline_pool_blocked()) {
     // If the calling code cares about the exact number of
     // instructions generated, we insert padding here to keep the size
     // of the Abort macro constant.
     // Currently in debug mode with debug_code enabled the number of
     // generated instructions is 10, so we use this as a maximum value.
     static const int kExpectedAbortInstructions = 10;
     int abort_instructions = InstructionsGeneratedSince(&abort_start);
@@ skipping 1223 matching lines @@
   if (mag.shift > 0) sra(result, result, mag.shift);
   srl(at, dividend, 31);
   Addu(result, result, Operand(at));
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS64