| Index: src/s390/macro-assembler-s390.h
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| diff --git a/src/s390/macro-assembler-s390.h b/src/s390/macro-assembler-s390.h
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| index b8ed3a057d9e5484e1aa7275d4ae628da4919246..7f2d0421bff078d0298ae72a3ac683bf7552b94c 100644
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| --- a/src/s390/macro-assembler-s390.h
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| +++ b/src/s390/macro-assembler-s390.h
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| @@ -194,6 +194,18 @@ class MacroAssembler : public Assembler {
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|    void Ret() { b(r14); }
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|    void Ret(Condition cond) { b(cond, r14); }
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|  
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| +  // Emit code that loads |parameter_index|'th parameter from the stack to
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| +  // the register according to the CallInterfaceDescriptor definition.
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| +  // |sp_to_caller_sp_offset_in_words| specifies the number of words pushed
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| +  // below the caller's sp.
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| +  template <class Descriptor>
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| +  void LoadParameterFromStack(
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| +      Register reg, typename Descriptor::ParameterIndices parameter_index,
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| +      int sp_to_ra_offset_in_words = 0) {
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| +    DCHECK(Descriptor::kPassLastArgsOnStack);
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| +    UNIMPLEMENTED();
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| +  }
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| +
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|    // Emit code to discard a non-negative number of pointer-sized elements
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|    // from the stack, clobbering only the sp register.
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|    void Drop(int count);
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| 
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