Class: FastRuby::Method
Instance Attribute Summary collapse
-
#locals ⇒ Object
Returns the value of attribute locals.
-
#options ⇒ Object
Returns the value of attribute options.
-
#snippet_hash ⇒ Object
Returns the value of attribute snippet_hash.
Instance Method Summary collapse
- #build(signature, noreturn = false) ⇒ Object
-
#initialize(method_name, owner) ⇒ Method
constructor
A new instance of Method.
- #observe(key, &blk) ⇒ Object
- #rebuild(signature, noreturn = false) ⇒ Object
- #tree_changed ⇒ Object
Constructor Details
#initialize(method_name, owner) ⇒ Method
Returns a new instance of Method.
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# File 'lib/fastruby/builder.rb', line 39 def initialize(method_name, owner) @method_name = method_name @owner = owner @observers = Hash.new end |
Instance Attribute Details
#locals ⇒ Object
Returns the value of attribute locals.
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# File 'lib/fastruby/builder.rb', line 35 def locals @locals end |
#options ⇒ Object
Returns the value of attribute options.
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# File 'lib/fastruby/builder.rb', line 36 def @options end |
#snippet_hash ⇒ Object
Returns the value of attribute snippet_hash.
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# File 'lib/fastruby/builder.rb', line 37 def snippet_hash @snippet_hash end |
Instance Method Details
#build(signature, noreturn = false) ⇒ Object
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# File 'lib/fastruby/builder.rb', line 55 def build(signature, noreturn = false) return nil unless tree no_cache = false mname = FastRuby.make_str_signature(@method_name, signature) if @owner.respond_to? :method_hash method_hash = @owner.method_hash(@method_name.to_sym) || {} if (@owner.has_fastruby_function(method_hash,mname.to_s)) FastRuby.logger.info "NOT Building #{@owner}::#{@method_name} for signature #{signature.inspect}, it's already done" return nil end end rebuild(signature, noreturn) end |
#observe(key, &blk) ⇒ Object
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# File 'lib/fastruby/builder.rb', line 45 def observe(key, &blk) @observers[key] = blk end |
#rebuild(signature, noreturn = false) ⇒ Object
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# File 'lib/fastruby/builder.rb', line 72 def rebuild(signature, noreturn = false) no_cache = false mname = FastRuby.make_str_signature(@method_name, signature) inliner = FastRuby::Inliner.new context = FastRuby::Context.new context. = args_tree = if tree[0] == :defn tree[2] elsif tree[0] == :defs tree[3] else raise ArgumentError, "unknown type of method definition #{tree[0]}" end # create random method name context.snippet_hash = snippet_hash context.alt_method_name = "_" + @method_name.to_s + "_" + rand(10000000000).to_s (1..signature.size-1).each do |i| arg = args_tree[i] if arg.instance_of? Symbol if arg if arg.to_s.match(/\*/) context.infer_lvar_map[arg.to_s.gsub("*","").to_sym] = Array else context.infer_lvar_map[arg.to_sym] = signature[i] end end end end context.infer_self = signature[0] inliner.infer_self = context.infer_self inliner.infer_lvar_map = context.infer_lvar_map inlined_tree = inliner.inline(tree) context.locals = locals + inliner.extra_locals inliner.extra_inferences.each do |local, itype| context.infer_lvar_map[local] = itype end inliner.inlined_methods.each do |inlined_method| inlined_method.observe("#{@owner}##{@method_name}#{mname}") do |imethod| rebuild(signature, noreturn) end end = .dup .delete(:self) #require "pry"; binding.pry code_sha1 = FastRuby.cache.hash_snippet(inlined_tree.inspect, FastRuby::VERSION + signature.map(&:to_s).join('-') + .inspect) paths = FastRuby.cache.retrieve(code_sha1) $last_obj_proc = nil if paths.empty? FastRuby.logger.info "Compiling #{@owner}::#{@method_name} for signature #{signature.inspect}" c_code = context.to_c_method(inlined_tree,signature) unless [:main] context.define_method_at_init(@method_name, args_tree.size+1, signature) end so_name = nil old_class_self = $class_self $class_self = @owner begin unless $inline_extra_flags $inline_extra_flags = true ['CFLAGS','CXXFLAGS','OPTFLAGS','cflags','cxxflags','optflags'].each do |name| RbConfig::CONFIG[name].gsub!(/\-O\d/,"-O1") if RbConfig::CONFIG[name] end if RUBY_VERSION =~ /^1\.8/ RbConfig::CONFIG['CFLAGS'] << " -DRUBY_1_8 -Wno-clobbered" elsif RUBY_VERSION =~ /^1\.9/ RbConfig::CONFIG['CFLAGS'] << " -DRUBY_1_9 -Wno-clobbered" end end @owner.class_eval do inline :C do |builder| builder.inc << context.extra_code builder.init_extra = context.init_extra def builder.generate_ext ext = [] @inc.unshift "#include \"ruby.h\"" ext << @inc ext << nil ext << @src.join("\n\n") ext << nil ext << nil ext << "#ifdef __cplusplus" ext << "extern \"C\" {" ext << "#endif" ext << " void Init_#{module_name}() {" ext << @init_extra.join("\n") unless @init_extra.empty? ext << nil ext << " }" ext << "#ifdef __cplusplus" ext << "}" ext << "#endif" ext << nil ext.join "\n" end builder.c c_code so_name = builder.so_name end end unless no_cache no_cache = context.no_cache end unless no_cache FastRuby.cache.insert(code_sha1, so_name) end ensure $class_self = old_class_self end else paths.each do |path| require path end end if $last_obj_proc FastRuby.cache.register_proc(code_sha1, $last_obj_proc) end $class_self = @owner begin FastRuby.cache.execute(code_sha1, signature, @owner) ensure $class_self = old_class_self end observe("#{@owner}##{@method_name}#{mname}") do |imethod| if tree rebuild(signature, noreturn) end end end |
#tree_changed ⇒ Object
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# File 'lib/fastruby/builder.rb', line 49 def tree_changed @observers.values.each do |observer| observer.call(self) end end |