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16 changes: 16 additions & 0 deletions Project.toml
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name = "Microbenchmarks"
uuid = "d04c57ce-49d5-44bb-b39e-e10e2075fbb8"
authors = ["Viral B. Shah <[email protected]>"]
version = "0.1.0"

[deps]
CSV = "336ed68f-0bac-5ca0-87d4-7b16caf5d00b"
DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
Gadfly = "c91e804a-d5a3-530f-b6f0-dfbca275c004"
StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"

[compat]
CSV = "0.10.15"
DataFrames = "1.7.0"
Gadfly = "1.4.1"
StatsBase = "0.34.5"
75 changes: 75 additions & 0 deletions src/Microbenchmarks.jl
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module Microbenchmarks

using DataFrames, CSV, StatsBase

function read_bench(benchfile::String)
# Load benchmark data from file
benchmarks = CSV.read(benchfile, DataFrame; header=["language", "benchmark", "time"])

# Capitalize and decorate language names from datafile
dict = Dict("c"=>"C", "julia"=>"Julia", "lua"=>"LuaJIT", "fortran"=>"Fortran", "java"=>"Java",
"javascript"=>"JavaScript", "matlab"=>"Matlab", "mathematica"=>"Mathematica",
"python"=>"Python", "octave"=>"Octave", "r"=>"R", "rust"=>"Rust", "go"=>"Go");
benchmarks[!,:language] = [dict[lang] for lang in benchmarks[!,:language]]

# Normalize benchmark times by C times
ctime = benchmarks[benchmarks[!,:language] .== "C", :]
benchmarks = innerjoin(benchmarks, ctime, on=:benchmark, makeunique=true)
select!(benchmarks, Not([:language_1]))
rename!(benchmarks, :time_1 =>:ctime)
benchmarks[!,:normtime] = benchmarks[!,:time] ./ benchmarks[!,:ctime];

# Compute the geometric mean for each language
langs = [];
means = [];
priorities = [];
for lang in unique(benchmarks[!,:language])
data = benchmarks[benchmarks[!,:language].== lang, :]
gmean = geomean(data[!,:normtime])
push!(langs, lang)
push!(means, gmean)
if (lang == "C")
push!(priorities, 1)
elseif (lang == "Julia")
push!(priorities, 2)
else
push!(priorities, 3)
end
end

# Add the geometric means back into the benchmarks dataframe
langmean = DataFrame(language=langs, geomean = means, priority = priorities)
benchmarks = innerjoin(benchmarks, langmean, on=:language)

# Put C first, Julia second, and sort the rest by geometric mean
sort!(benchmarks, [:priority, :geomean]);
sort!(langmean, [:priority, :geomean]);

return benchmarks
end

benchmarks = read_bench("benchmarks.csv")

#=
p = plot(benchmarks,
x = :language,
y = :normtime,
color = :benchmark,
Scale.y_log10,
Guide.ylabel(nothing),
Guide.xlabel(nothing),
Coord.Cartesian(ymin=-0.5),
Theme(
guide_title_position = :left,
colorkey_swatch_shape = :circle,
minor_label_font = "Georgia",
major_label_font = "Georgia"
),
)

golden = MathConstants.golden
#draw(SVG(8inch,8inch/golden), p)
draw(SVG("benchmarks.svg", 10inch, 10inch/golden), p)
=#

end #module
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