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require_relative 'bench_helper'
module BenchPrV
module LibTest
extend FFI::Library
ffi_lib LIBTEST_PATH
attach_function :bench, :bench_P_v, [ :buffer_in ], :void, :save_errno => false
end
puts "Benchmark [ :buffer_in ], :void performance (pre allocated pointer), #{ITER}x calls"
ptr = FFI::MemoryPointer.new :int
10.times {
puts Benchmark.measure {
i = 0; while i < ITER
LibTest.bench(ptr)
LibTest.bench(ptr)
LibTest.bench(ptr)
LibTest.bench(ptr)
i += 4
end
}
}
puts "Benchmark [ :buffer_in ], :void performance (nil param), #{ITER}x calls"
10.times {
puts Benchmark.measure {
i = 0; while i < ITER
LibTest.bench(nil)
LibTest.bench(nil)
LibTest.bench(nil)
LibTest.bench(nil)
i += 4
end
}
}
puts "Benchmark [ :buffer_in ], :void performance (pre allocated Buffer param), #{ITER}x calls"
ptr = FFI::Buffer.new :int
10.times {
puts Benchmark.measure {
i = 0; while i < ITER
LibTest.bench(ptr)
LibTest.bench(ptr)
LibTest.bench(ptr)
LibTest.bench(ptr)
i += 4
end
}
}
puts "Benchmark [ :buffer_in ], :void performance (const String param), #{ITER}x calls"
ptr = 'test'
10.times {
puts Benchmark.measure {
i = 0; while i < ITER
LibTest.bench(ptr)
LibTest.bench(ptr)
LibTest.bench(ptr)
LibTest.bench(ptr)
i += 4
end
}
}
puts "Benchmark [ :buffer_in ], :void performance (loop-allocated Buffer param), #{ITER}x calls"
10.times {
puts Benchmark.measure {
i = 0; while i < ITER
LibTest.bench(FFI::Buffer.new(4))
LibTest.bench(FFI::Buffer.new(4))
LibTest.bench(FFI::Buffer.new(4))
LibTest.bench(FFI::Buffer.new(4))
i += 4
end
}
}
puts "Benchmark [ :buffer_in ], :void performance (loop-allocated String param), #{ITER}x calls"
10.times {
puts Benchmark.measure {
i = 0; while i < ITER
LibTest.bench(String.new)
LibTest.bench(String.new)
LibTest.bench(String.new)
LibTest.bench(String.new)
i += 4
end
}
}
puts "Benchmark [ :buffer_in ], :void performance (loop-allocated MemoryPointer param), #{ITER}x calls"
10.times {
puts Benchmark.measure {
i = 0; while i < ITER
LibTest.bench(FFI::MemoryPointer.new(4))
LibTest.bench(FFI::MemoryPointer.new(4))
LibTest.bench(FFI::MemoryPointer.new(4))
LibTest.bench(FFI::MemoryPointer.new(4))
i += 4
end
}
}
end
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