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path: root/tool/ruby_vm/views/_insn_name_info.erb
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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.
CONSTFUNC(MAYBE_UNUSED(static const char *insn_name(VALUE insn)));

const char *
insn_name(VALUE i)
{
    static const unsigned short o[] = {
% a = RubyVM::Instructions.map {|i| i.name }
% o = 0
% a.each_slice 12 do |b|
        <%= b.map {|i|
          j = o; o += i.size + 1; sprintf("%4d", j)
        }.join(', ') %>,
% end
    };
    static const char t[] = {
% a.each_slice 2 do |b|
        <%= b.map {|i| sprintf("%-30s", cstr(i)) }.join(' "\0" ') %> "\0"
% end
    };

    ASSERT_VM_INSTRUCTION_SIZE(o);
    return &t[o[i]];
}