MIPS: [runtime] Unify and simplify how frames are marked.

src/mips64/macro-assembler-mips64.h

Index: src/mips64/macro-assembler-mips64.h
diff --git a/src/mips64/macro-assembler-mips64.h b/src/mips64/macro-assembler-mips64.h
index 323e0908b789c321cc82e2758d793b35f4b128b0..b2b34ab30ed6743feb3cdca755fcfd1c362e97ee 100644
--- a/src/mips64/macro-assembler-mips64.h
+++ b/src/mips64/macro-assembler-mips64.h
@@ -804,6 +804,14 @@ class MacroAssembler: public Assembler {
     Daddu(sp, sp, Operand(count * kPointerSize));
   }
 
+  // Push a fixed frame, consisting of ra, fp.
+  void PushCommonFrame(Register marker_reg = no_reg);
+
+  // Push a standard frame, consisting of ra, fp, context and JS function.
+  void PushStandardFrame(Register function_reg);
+
+  void PopCommonFrame(Register marker_reg = no_reg);
+
   // Push and pop the registers that can hold pointers, as defined by the
   // RegList constant kSafepointSavedRegisters.
   void PushSafepointRegisters();