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Versions: 13
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Contents
module Concurrent
module Synchronization
module RbxAttrVolatile
def self.included(base)
base.extend(ClassMethods)
end
module ClassMethods
def attr_volatile(*names)
names.each do |name|
ivar = :"@volatile_#{name}"
class_eval <<-RUBY, __FILE__, __LINE__ + 1
def #{name}
Rubinius.memory_barrier
#{ivar}
end
def #{name}=(value)
#{ivar} = value
Rubinius.memory_barrier
end
RUBY
end
names.map { |n| [n, :"#{n}="] }.flatten
end
end
def full_memory_barrier
# Rubinius instance variables are not volatile so we need to insert barrier
Rubinius.memory_barrier
end
end
# @!visibility private
# @!macro internal_implementation_note
class RbxObject < AbstractObject
include RbxAttrVolatile
def initialize
# nothing to do
end
end
end
end
Version data entries
13 entries across 13 versions & 5 rubygems