[MacRuby/MacRuby] a3b91c: should not raise an exception, so implement vm_fas...
Branch: refs/heads/master Home: https://github.com/MacRuby/MacRuby Commit: a3b91c64b6fa2635f3ce51610f3f4ca9c120a8ec https://github.com/MacRuby/MacRuby/commit/a3b91c64b6fa2635f3ce51610f3f4ca9c1... Author: Watson <watson1978@gmail.com> Date: 2012-05-15 (Tue, 15 May 2012) Changed paths: M compiler.cpp M compiler.h M exported_symbols_list M kernel.c Log Message: ----------- should not raise an exception, so implement vm_fast_mod(). fix #1471 The modulo between the Fixnum/Float is improved the performance by this patch. * before user system total real 1.000000 0.000000 1.000000 ( 1.000743) 1.030000 0.000000 1.030000 ( 1.030479) 1.090000 0.000000 1.090000 ( 1.097021) * after user system total real 0.570000 0.000000 0.570000 ( 0.577238) 1.040000 0.000000 1.040000 ( 1.031634) 0.540000 0.000000 0.540000 ( 0.539968) Test Script: ---- require 'benchmark' Benchmark.bm do |x| x.report do 10_000_000.times do 42 % 1 end end x.report do 10_000_000.times do 42 % 1.0 end end x.report do 10_000_000.times do 42.0 % 1.0 end end end
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