Module: PCPTrace::KernelMethods

Defined in:
lib/pcptrace/kernel.rb

Class Method Summary collapse

Class Method Details

.extended(mod) ⇒ Object



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# File 'lib/pcptrace/kernel.rb', line 9

def self.extended(mod)
  mod.module_eval do
    def pcp_begin(tag)
      return 0 unless Kernel::PCP_ENABLED
      PCPTrace::begin(tag)
    end

    def pcp_end(tag)
      return 0 unless Kernel::PCP_ENABLED
      PCPTrace::end(tag)
    end

    def pcp_abort(tag)
      return 0 unless Kernel::PCP_ENABLED
      PCPTrace::abort(tag)
    end

    def pcp_measure(tag)
      return 0 unless Kernel::PCP_ENABLED
      PCPTrace::begin(tag)
      result = yield
      PCPTrace::end(tag)
      result
    rescue => e
      PCPTrace::abort(tag)
      raise
    end

    def pcp_point(tag)
      return 0 unless Kernel::PCP_ENABLED
      PCPTrace::point(tag)
    end

    def pcp_counter(tag, value = 1)
      return 0 unless Kernel::PCP_ENABLED
      PCPTrace::counter(tag, value)
    end

    def pcp_observe(tag, value = 1)
      return 0 unless Kernel::PCP_ENABLED
      PCPTrace::obs(tag, value)
    end
  end
end