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groups.jl
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groups.jl
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##################
# BenchmarkGroup #
##################
immutable BenchmarkGroup
tags::Vector{Any}
data::Dict{Any,Any}
end
BenchmarkGroup(tags::Vector, args::Pair...) = BenchmarkGroup(tags, Dict(args...))
BenchmarkGroup(args::Pair...) = BenchmarkGroup([], args...)
function addgroup!(suite::BenchmarkGroup, id, args...)
g = BenchmarkGroup(args...)
suite[id] = g
return g
end
# Dict-like methods #
#-------------------#
@compat Base.:(==)(a::BenchmarkGroup, b::BenchmarkGroup) = a.tags == b.tags && a.data == b.data
Base.copy(group::BenchmarkGroup) = BenchmarkGroup(copy(group.tags), copy(group.data))
Base.similar(group::BenchmarkGroup) = BenchmarkGroup(copy(group.tags), similar(group.data))
Base.isempty(group::BenchmarkGroup) = isempty(group.data)
Base.length(group::BenchmarkGroup) = length(group.data)
Base.getindex(group::BenchmarkGroup, i...) = getindex(group.data, i...)
Base.setindex!(group::BenchmarkGroup, i...) = setindex!(group.data, i...)
Base.delete!(group::BenchmarkGroup, k...) = delete!(group.data, k...)
Base.haskey(group::BenchmarkGroup, k) = haskey(group.data, k)
Base.keys(group::BenchmarkGroup) = keys(group.data)
Base.values(group::BenchmarkGroup) = values(group.data)
Base.start(group::BenchmarkGroup) = start(group.data)
Base.next(group::BenchmarkGroup, state) = next(group.data, state)
Base.done(group::BenchmarkGroup, state) = done(group.data, state)
# mapping/filtering #
#-------------------#
andexpr(a, b) = :($a && $b)
andreduce(preds) = reduce(andexpr, preds)
@generated function mapvals!(f, dest::BenchmarkGroup, srcs::BenchmarkGroup...)
haskeys = andreduce([:(haskey(srcs[$i], k)) for i in 1:length(srcs)])
getinds = [:(srcs[$i][k]) for i in 1:length(srcs)]
return quote
for k in keys(first(srcs))
if $(haskeys)
dest[k] = f($(getinds...))
end
end
return dest
end
end
mapvals!(f, group::BenchmarkGroup) = mapvals!(f, similar(group), group)
mapvals(f, groups::BenchmarkGroup...) = mapvals!(f, similar(first(groups)), groups...)
filtervals!(f, group::BenchmarkGroup) = (filter!((k, v) -> f(v), group.data); return group)
filtervals(f, group::BenchmarkGroup) = filtervals!(f, copy(group))
Base.filter!(f, group::BenchmarkGroup) = (filter!(f, group.data); return group)
Base.filter(f, group::BenchmarkGroup) = filter!(f, copy(group))
# benchmark-related methods #
#---------------------------#
Base.minimum(group::BenchmarkGroup) = mapvals(minimum, group)
Base.maximum(group::BenchmarkGroup) = mapvals(maximum, group)
Base.mean(group::BenchmarkGroup) = mapvals(mean, group)
Base.median(group::BenchmarkGroup) = mapvals(median, group)
Base.min(groups::BenchmarkGroup...) = mapvals(min, groups...)
Base.max(groups::BenchmarkGroup...) = mapvals(max, groups...)
Base.time(group::BenchmarkGroup) = mapvals(time, group)
gctime(group::BenchmarkGroup) = mapvals(gctime, group)
memory(group::BenchmarkGroup) = mapvals(memory, group)
allocs(group::BenchmarkGroup) = mapvals(allocs, group)
params(group::BenchmarkGroup) = mapvals(params, group)
ratio(groups::BenchmarkGroup...) = mapvals(ratio, groups...)
judge(groups::BenchmarkGroup...; kwargs...) = mapvals((x...) -> judge(x...; kwargs...), groups...)
rmskew!(group::BenchmarkGroup) = mapvals!(rmskew!, group)
rmskew(group::BenchmarkGroup) = mapvals(rmskew, group)
isregression(group::BenchmarkGroup) = any(isregression, values(group))
isimprovement(group::BenchmarkGroup) = any(isimprovement, values(group))
isinvariant(group::BenchmarkGroup) = all(isinvariant, values(group))
invariants(x) = x
regressions(x) = x
improvements(x) = x
invariants(group::BenchmarkGroup) = mapvals!(invariants, filtervals(isinvariant, group))
regressions(group::BenchmarkGroup) = mapvals!(regressions, filtervals(isregression, group))
improvements(group::BenchmarkGroup) = mapvals!(improvements, filtervals(isimprovement, group))
function loadparams!(group::BenchmarkGroup, paramsgroup::BenchmarkGroup, fields...)
for (k, v) in group
haskey(paramsgroup, k) && loadparams!(v, paramsgroup[k], fields...)
end
return group
end
# leaf iteration/indexing #
#-------------------------#
# normal union doesn't have the behavior we want
# (e.g. union(["1"], "2") === ["1", '2'])
vcatunion(args...) = unique(vcat(args...))
leaves(group::BenchmarkGroup) = leaves!(Any[], Any[], group)
function leaves!(results, parents, group::BenchmarkGroup)
for (k, v) in group
keys = vcatunion(parents, k)
if isa(v, BenchmarkGroup)
leaves!(results, keys, v)
else
push!(results, (keys, v))
end
end
return results
end
function Base.getindex(group::BenchmarkGroup, keys::Vector)
k = first(keys)
v = length(keys) == 1 ? group[k] : group[k][keys[2:end]]
return v
end
function Base.setindex!(group::BenchmarkGroup, x, keys::Vector)
k = first(keys)
if length(keys) == 1
group[k] = x
return x
else
return setindex!(group[k], x, keys[2:end])
end
end
# tagging #
#---------#
immutable TagFilter{P}
predicate::P
end
macro tagged(expr)
return esc(:(BenchmarkTools.TagFilter(tags -> $(tagpredicate!(expr)))))
end
tagpredicate!(tag) = :(in($tag, tags))
function tagpredicate!(sym::Symbol)
sym == :! && return sym
sym == :ALL && return true
return :(in($sym, tags))
end
# build the body of the tag predicate in place
function tagpredicate!(expr::Expr)
expr.head == :quote && return :(in($expr, tags))
for i in eachindex(expr.args)
expr.args[i] = tagpredicate!(expr.args[i])
end
return expr
end
function Base.getindex(src::BenchmarkGroup, f::TagFilter)
dest = similar(src)
loadtagged!(f, dest, src, src, Any[], src.tags)
return dest
end
function loadtagged!(f::TagFilter, dest::BenchmarkGroup, src::BenchmarkGroup,
group::BenchmarkGroup, keys::Vector, tags::Vector)
ismatch = f.predicate(tags)
if ismatch
child_dest = createchild!(dest, src, keys)
for (k, v) in group
if isa(v, BenchmarkGroup)
loadtagged!(f, dest, src, v, vcatunion(keys, k), vcatunion(tags, k, v.tags))
else
child_dest[k] = v
end
end
else
for (k, v) in group
if isa(v, BenchmarkGroup)
loadtagged!(f, dest, src, v, vcatunion(keys, k), vcatunion(tags, k, v.tags))
end
end
end
return dest
end
function createchild!(dest, src, keys)
if isempty(keys)
return dest
else
k = first(keys)
src_child = src[k]
if !(haskey(dest, k))
dest_child = similar(src_child)
dest[k] = dest_child
else
dest_child = dest[k]
end
return createchild!(dest_child, src_child, keys[2:end])
end
end
# indexing by BenchmarkGroup #
#----------------------------#
function Base.getindex(group::BenchmarkGroup, x::BenchmarkGroup)
result = BenchmarkGroup()
for (k, v) in x
result[k] = isa(v, BenchmarkGroup) ? group[k][v] : group[k]
end
return result
end
Base.setindex!(group::BenchmarkGroup, v, k::BenchmarkGroup) = error("A BenchmarkGroup cannot be a key in a BenchmarkGroup")
# pretty printing #
#-----------------#
tagrepr(tags) = string("[", join(map(repr, tags), ", "), "]")
Base.showall(io::IO, group::BenchmarkGroup) = show(io, group; verbose = true, limit = Inf)
# written this way for v0.5/v0.4 compatibility
_showcompact(io::IO, group::BenchmarkGroup) = print(io, "$(length(group))-element BenchmarkGroup($(tagrepr(group.tags)))")
if VERSION < v"0.5-"
Base.showcompact(io::IO, group::BenchmarkGroup) = _showcompact(io, group)
function Base.show(io::IO, group::BenchmarkGroup, pad = ""; verbose = false, limit = 10)
println(io, "$(length(group))-element BenchmarkTools.BenchmarkGroup:")
print(io, pad, " tags: ", tagrepr(group.tags))
count = 1
for (k, v) in group
println(io)
print(io, pad, " ", repr(k), " => ")
if verbose
if isa(v, BenchmarkGroup)
show(io, v, "\t"*pad; verbose = verbose, limit = limit)
else
show(io, v)
end
else
showcompact(io, v)
end
count > limit && (println(io); print(io, pad, " ⋮"); break)
count += 1
end
end
else
function Base.show(io::IO, group::BenchmarkGroup, pad = ""; verbose = false, limit = 10)
if limit_output(io)
_showcompact(io, group)
else
println(io, "$(length(group))-element BenchmarkTools.BenchmarkGroup:")
print(io, pad, " tags: ", tagrepr(group.tags))
count = 1
element_io = verbose ? io : IOContext(io, :limit_output => true)
for (k, v) in group
println(io)
print(io, pad, " ", repr(k), " => ")
if verbose && isa(v, BenchmarkGroup)
show(io, v, "\t"*pad; verbose = verbose, limit = limit)
else
show(io, v)
end
count > limit && (println(io); print(io, pad, " ⋮"); break)
count += 1
end
end
end
end