PPC/s390: [builtins] Introduce a builtin for Abort().

src/ppc/macro-assembler-ppc.cc

 // Copyright 2014 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 <assert.h>  // For assert
 #include <limits.h>  // For LONG_MIN, LONG_MAX.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/base/bits.h"
@@ skipping 2878 matching lines @@
     RecordComment("Abort message: ");
     RecordComment(msg);
   }
 
   if (FLAG_trap_on_abort) {
     stop(msg);
     return;
   }
 #endif
 
-  LoadSmiLiteral(r0, Smi::FromInt(reason));
-  push(r0);
+  // Check if Abort() has already been initialized.
+  DCHECK(isolate()->builtins()->Abort()->IsHeapObject());
+
+  LoadSmiLiteral(r4, 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
 }
 
 
 void MacroAssembler::LoadContext(Register dst, int context_chain_length) {
   if (context_chain_length > 0) {
     // Move up the chain of contexts to the context containing the slot.
     LoadP(dst, MemOperand(cp, Context::SlotOffset(Context::PREVIOUS_INDEX)));
     for (int i = 1; i < context_chain_length; i++) {
@@ skipping 1996 matching lines @@
   }
   if (mag.shift > 0) srawi(result, result, mag.shift);
   ExtractBit(r0, dividend, 31);
   add(result, result, r0);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC