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#! /your/favourite/path/to/ruby
# -*- Ruby -*-
# -*- frozen_string_literal: true; -*-
# -*- warn_indent: true; -*-
#
# 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.
require_relative 'c_expr'
class RubyVM::Attribute
include RubyVM::CEscape
attr_reader :insn, :key, :type, :expr
def initialize opts = {}
@insn = opts[:insn]
@key = opts[:name]
@expr = RubyVM::CExpr.new location: opts[:location], expr: opts[:expr]
@type = opts[:type]
@ope_decls = @insn.operands.map do |operand|
decl = operand[:decl]
if @key == 'comptime_sp_inc' && operand[:type] == 'CALL_DATA'
decl = decl.gsub('CALL_DATA', 'CALL_INFO').gsub('cd', 'ci')
end
decl
end
end
def name
as_tr_cpp "attr #{@key} @ #{@insn.name}"
end
def pretty_name
"attr #{type} #{key} @ #{insn.pretty_name}"
end
def declaration
if @ope_decls.empty?
argv = "void"
else
argv = @ope_decls.join(', ')
end
sprintf '%s %s(%s)', @type, name, argv
end
def definition
if @ope_decls.empty?
argv = "void"
else
argv = @ope_decls.map {|decl| "MAYBE_UNUSED(#{decl})" }.join(",\n ")
argv = "\n #{argv}\n" if @ope_decls.size > 1
end
sprintf "%s\n%s(%s)", @type, name, argv
end
end
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