[turbofan] Fix bailout for script context creation.

src/full-codegen/ppc/full-codegen-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.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
 #include "src/debug/debug.h"
@@ skipping 178 matching lines @@
   // Possibly allocate a local context.
   if (info->scope()->num_heap_slots() > 0) {
     // Argument to NewContext is the function, which is still in r4.
     Comment cmnt(masm_, "[ Allocate context");
     bool need_write_barrier = true;
     int slots = info->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS;
     if (info->scope()->is_script_scope()) {
       __ push(r4);
       __ Push(info->scope()->GetScopeInfo(info->isolate()));
       __ CallRuntime(Runtime::kNewScriptContext, 2);
+      PrepareForBailoutForId(BailoutId::ScriptContext(), TOS_REG);
     } else if (slots <= FastNewContextStub::kMaximumSlots) {
       FastNewContextStub stub(isolate(), slots);
       __ CallStub(&stub);
       // Result of FastNewContextStub is always in new space.
       need_write_barrier = false;
     } else {
       __ push(r4);
       __ CallRuntime(Runtime::kNewFunctionContext, 1);
     }
     function_in_register_r4 = false;
@@ skipping 21 matching lines @@
                                     kLRHasBeenSaved, kDontSaveFPRegs);
         } else if (FLAG_debug_code) {
           Label done;
           __ JumpIfInNewSpace(cp, r3, &done);
           __ Abort(kExpectedNewSpaceObject);
           __ bind(&done);
         }
       }
     }
   }
+  PrepareForBailoutForId(BailoutId::FunctionContext(), NO_REGISTERS);
 
-  PrepareForBailoutForId(BailoutId::Prologue(), NO_REGISTERS);
   // Function register is trashed in case we bailout here. But since that
   // could happen only when we allocate a context the value of
   // |function_in_register_r4| is correct.
 
   // Possibly set up a local binding to the this function which is used in
   // derived constructors with super calls.
   Variable* this_function_var = scope()->this_function_var();
   if (this_function_var != nullptr) {
     Comment cmnt(masm_, "[ This function");
     if (!function_in_register_r4) {
@@ skipping 4923 matching lines @@
     return ON_STACK_REPLACEMENT;
   }
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OsrAfterStackCheck()->entry());
   return OSR_AFTER_STACK_CHECK;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_PPC