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/* -*- mode:c; style:ruby; coding: utf-8; indent-tabs-mode: nil -*- */

%# Copyright (c) 2017 Urabe, Shyouhei.  All rights reserved.
%#
%# This file is a part of  the programming language Ruby.  Permission is hereby
%# granted, to either  redistribute and/or modify this file,  provided that the
%# conditions mentioned  in the  file COPYING  are met.   Consult the  file for
%# details.
<%= render 'copyright' -%>
<%= render 'notice', locals: {
    this_file: 'is for threaded code',
    edit: __FILE__,
} -%>

static INSN *
insn_operands_unification(INSN *iobj)
{
#ifdef OPT_OPERANDS_UNIFICATION
    VALUE *op = iobj->operands;

    switch (iobj->insn_id) {
    default:
        /* do nothing */;
        break;

% RubyVM::OperandsUnifications.each_group do |orig, unifs|
    case <%= orig.bin %>:
%   unifs.each do |insn|

        /* <%= insn.pretty_name %> */
        if ( <%= insn.condition('op') %> ) {
%       insn.opes.each_with_index do |o, x|
%         n = insn.operand_shift_of(o)
%         if n != 0 then
            op[<%= x %>] = op[<%= x + n %>];
%         end
%       end
            iobj->insn_id      = <%= insn.bin %>;
            iobj->operand_size = <%= insn.opes.size %>;
            break;
        }
%   end

        break;
% end
    }
#endif
    return iobj;
}

int
rb_insn_unified_local_var_level(VALUE insn)
{
#ifdef OPT_OPERANDS_UNIFICATION
    /* optimize rule */
    switch (insn) {
      default:
	return -1; /* do nothing */;
% RubyVM::OperandsUnifications.each_group do |orig, unifs|
%   unifs.each do|insn|
      case <%= insn.bin %>:
%     insn.spec.map{|(var,val)|val}.grep_v('*').each do |val|
	return <%= val %>;
%       break
%     end
%   end
% end
    }
#endif
    return -1;
}