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-rw-r--r--tool/ruby_vm/models/trace_instructions.rb71
1 files changed, 71 insertions, 0 deletions
diff --git a/tool/ruby_vm/models/trace_instructions.rb b/tool/ruby_vm/models/trace_instructions.rb
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+++ b/tool/ruby_vm/models/trace_instructions.rb
@@ -0,0 +1,71 @@
+#! /your/favourite/path/to/ruby
+# -*- mode: ruby; coding: utf-8; indent-tabs-mode: nil; ruby-indent-level: 2 -*-
+# -*- 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 '../helpers/c_escape'
+require_relative 'bare_instructions'
+
+class RubyVM::TraceInstructions
+ include RubyVM::CEscape
+
+ attr_reader :name
+
+ def initialize orig:
+ @orig = orig
+ @name = as_tr_cpp "trace @ #{@orig.name}"
+ end
+
+ def pretty_name
+ return sprintf "%s(...)(...)(...)", @name
+ end
+
+ def jump_destination
+ return @orig.name
+ end
+
+ def bin
+ return sprintf "BIN(%s)", @name
+ end
+
+ def width
+ return @orig.width
+ end
+
+ def operands_info
+ return @orig.operands_info
+ end
+
+ def rets
+ return ['...']
+ end
+
+ def pops
+ return ['...']
+ end
+
+ def attributes
+ return []
+ end
+
+ def has_attribute? *;
+ return false
+ end
+
+ private
+
+ @instances = RubyVM::Instructions.map {|i| new orig: i }
+
+ def self.to_a
+ @instances
+ end
+
+ RubyVM::Instructions.push(*to_a)
+end