PPC: [runtime] Unify and simplify how frames are marked

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/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 1881 matching lines @@
   // the generator was suspended.
   Label resume_frame, done;
   __ bind(&push_frame);
   __ b(&resume_frame, SetLK);
   __ b(&done);
   __ bind(&resume_frame);
   // lr = return address.
   // fp = caller's frame pointer.
   // cp = callee's context,
   // r7 = callee's JS function.
-  __ PushFixedFrame(r7);
-  // Adjust FP to point to saved FP.
-  __ addi(fp, sp, Operand(StandardFrameConstants::kFixedFrameSizeFromFp));
+  __ PushStandardFrame(r7);
 
   // Load the operand stack size.
   __ LoadP(r6, FieldMemOperand(r4, JSGeneratorObject::kOperandStackOffset));
   __ LoadP(r6, FieldMemOperand(r6, FixedArray::kLengthOffset));
   __ SmiUntag(r6, SetRC);
 
   // If we are sending a value and there is no operand stack, we can jump back
   // in directly.
   Label call_resume;
   if (resume_mode == JSGeneratorObject::NEXT) {
@@ skipping 2224 matching lines @@
 
   DCHECK(Assembler::IsCrSet(Assembler::instr_at(cmp_address)));
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OnStackReplacement()->entry());
   return ON_STACK_REPLACEMENT;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_PPC