Another useless benchmark

send_benchamrk.rb

require 'benchmark'                                                                                             

puts "*** without send ***"
puts RubyVM::InstructionSequence.compile('"foo" * 3').disasm
puts

puts( Benchmark.measure do
  10_000_000.times do
    "foo"
  end
end)

puts "*** with send ***"
def calculate
  "foo"
end
puts RubyVM::InstructionSequence.compile('calculate').disasm
puts

puts( Benchmark.measure do
  10_000_000.times do
    calculate
  end
end)




OUTPUT:


*** without send ***
== disasm: <RubyVM::InstructionSequence:<compiled>@<compiled>>==========
0000 trace            1                                               (   1)
0002 putstring        "foo"
0004 leave            

  1.440000   0.000000   1.440000 (  1.442240)
*** with send ***
== disasm: <RubyVM::InstructionSequence:<compiled>@<compiled>>==========
0000 trace            1                                               (   1)
0002 putself          
0003 send             :calculate, 0, nil, 24, <ic:0>
0009 leave            

  2.060000   0.000000   2.060000 (  2.062916)