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remove rehash! from Dict constructor (#24345)
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bkamins authored and JeffBezanson committed Nov 21, 2017
1 parent 52d81b0 commit 2dad958
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Showing 3 changed files with 36 additions and 32 deletions.
18 changes: 7 additions & 11 deletions base/dict.jl
Original file line number Diff line number Diff line change
Expand Up @@ -104,12 +104,8 @@ mutable struct Dict{K,V} <: Associative{K,V}
new(zeros(UInt8,n), Array{K,1}(n), Array{V,1}(n), 0, 0, 0, 1, 0)
end
function Dict{K,V}(d::Dict{K,V}) where V where K
if d.ndel > 0
rehash!(d)
end
@assert d.ndel == 0
new(copy(d.slots), copy(d.keys), copy(d.vals), 0, d.count, d.age, d.idxfloor,
d.maxprobe)
new(copy(d.slots), copy(d.keys), copy(d.vals), d.ndel, d.count, d.age,
d.idxfloor, d.maxprobe)
end
end
function Dict{K,V}(kv) where V where K
Expand Down Expand Up @@ -346,7 +342,7 @@ end
# get the index where a key is stored, or -pos if not present
# and the key would be inserted at pos
# This version is for use by setindex! and get!
function ht_keyindex2(h::Dict{K,V}, key) where V where K
function ht_keyindex2!(h::Dict{K,V}, key) where V where K
age0 = h.age
sz = length(h.keys)
iter = 0
Expand Down Expand Up @@ -393,7 +389,7 @@ function ht_keyindex2(h::Dict{K,V}, key) where V where K

rehash!(h, h.count > 64000 ? sz*2 : sz*4)

return ht_keyindex2(h, key)
return ht_keyindex2!(h, key)
end

@propagate_inbounds function _setindex!(h::Dict, v, key, index)
Expand Down Expand Up @@ -424,7 +420,7 @@ end

function setindex!(h::Dict{K,V}, v0, key::K) where V where K
v = convert(V, v0)
index = ht_keyindex2(h, key)
index = ht_keyindex2!(h, key)

if index > 0
h.age += 1
Expand Down Expand Up @@ -490,14 +486,14 @@ function get!(default::Callable, h::Dict{K,V}, key0) where V where K
end

function get!(default::Callable, h::Dict{K,V}, key::K) where V where K
index = ht_keyindex2(h, key)
index = ht_keyindex2!(h, key)

index > 0 && return h.vals[index]

age0 = h.age
v = convert(V, default())
if h.age != age0
index = ht_keyindex2(h, key)
index = ht_keyindex2!(h, key)
end
if index > 0
h.age += 1
Expand Down
42 changes: 21 additions & 21 deletions base/precompile.jl
Original file line number Diff line number Diff line change
Expand Up @@ -304,7 +304,7 @@ precompile(Tuple{typeof(Base.extrema), Array{Int64, 1}})
precompile(Tuple{typeof(Base.Sort.sort_int_range!), Array{Int64, 1}, Int64, Int64})
precompile(Tuple{typeof(Core.Inference.isbits), Base.Sort.QuickSortAlg})
precompile(Tuple{getfield(Base.Distributed, Symbol("#kw##addprocs_locked")), Array{Any, 1}, typeof(Base.Distributed.addprocs_locked), Base.Distributed.LocalManager})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Any, Any}, Symbol})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Any, Any}, Symbol})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Symbol, Symbol, Int64})
precompile(Tuple{Type{Base.Dict{Any, Any}}, Base.Pair{Symbol, Symbol}, Base.Pair{Symbol, String}, Base.Pair{Symbol, String}, Base.Pair{Symbol, Base.Cmd}, Base.Pair{Symbol, Bool}})
precompile(Tuple{getfield(Base.Distributed, Symbol("#kw##addprocs")), Array{Any, 1}, typeof(Base.Distributed.addprocs), Base.Distributed.LocalManager})
Expand All @@ -319,7 +319,7 @@ precompile(Tuple{typeof(Base.write), Base.Terminals.TerminalBuffer, Array{UInt8,
precompile(Tuple{typeof(Base.LineEdit.keymap), Array{Base.Dict{Any, Any}, 1}})
precompile(Tuple{typeof(Base.LineEdit.add_specialisations), Base.Dict{Char, Any}, Base.Dict{Char, Any}, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Char, Any}, Base.Dict{Char, Any}, Char})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Char, Any}, Char})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Char, Any}, Char})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Char, Any}, Base.Dict{Char, Any}, Char, Int64})
precompile(Tuple{typeof(Base.setdiff), Base.KeyIterator{Base.Dict{Any, Any}}, Base.KeyIterator{Base.Dict{Any, Any}}})
precompile(Tuple{typeof(Base.LineEdit.keymap_merge), Base.Dict{Char, Any}, Base.Dict{Any, Any}})
Expand Down Expand Up @@ -417,7 +417,7 @@ precompile(Tuple{typeof(Base.push!), Array{String, 1}, Base.SubString{String}})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Any}, Char, Char})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Char, Char, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Any}, Base.LineEdit.KeyAlias, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Any, Any}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Any, Any}, Int64})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Base.LineEdit.KeyAlias, Int64, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Any}, String, String})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, String, String, Int64})
Expand All @@ -434,7 +434,7 @@ precompile(Tuple{getfield(Base.LineEdit, Symbol("#kw##add_nested_key!")), Array{
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Char, Any}, Base.LineEdit.KeyAlias, Char, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Char, Any}, Base.LineEdit.KeyAlias, Char})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Void}, Void, String})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Any, Void}, String})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Any, Void}, String})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Void}, Void, String, Int64})
precompile(Tuple{typeof(Base.LineEdit.fixup_keymaps!), Base.Dict{Char, Any}, Int64, Char, Void})
precompile(Tuple{typeof(Base.LineEdit.run_interface), Base.Terminals.TTYTerminal, Base.LineEdit.ModalInterface})
Expand All @@ -449,15 +449,15 @@ precompile(Tuple{typeof(Base.done), Array{Base.LineEdit.TextInterface, 1}, Int64
precompile(Tuple{typeof(Base.next), Array{Base.LineEdit.TextInterface, 1}, Int64})
precompile(Tuple{typeof(Base.LineEdit.init_state), Base.Terminals.TTYTerminal, Base.LineEdit.Prompt})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Any}, Base.LineEdit.PromptState, Base.LineEdit.Prompt})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Any, Any}, Base.LineEdit.Prompt})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Any, Any}, Base.LineEdit.Prompt})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Base.LineEdit.PromptState, Base.LineEdit.Prompt, Int64})
precompile(Tuple{typeof(Base.LineEdit.init_state), Base.Terminals.TTYTerminal, Base.LineEdit.HistoryPrompt{Base.REPL.REPLHistoryProvider}})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Any}, Base.LineEdit.SearchState, Base.LineEdit.HistoryPrompt{Base.REPL.REPLHistoryProvider}})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Any, Any}, Base.LineEdit.HistoryPrompt{Base.REPL.REPLHistoryProvider}})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Any, Any}, Base.LineEdit.HistoryPrompt{Base.REPL.REPLHistoryProvider}})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Base.LineEdit.SearchState, Base.LineEdit.HistoryPrompt{Base.REPL.REPLHistoryProvider}, Int64})
precompile(Tuple{typeof(Base.LineEdit.init_state), Base.Terminals.TTYTerminal, Base.LineEdit.PrefixHistoryPrompt{Base.REPL.REPLHistoryProvider}})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Any}, Base.LineEdit.PrefixSearchState, Base.LineEdit.PrefixHistoryPrompt{Base.REPL.REPLHistoryProvider}})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Any, Any}, Base.LineEdit.PrefixHistoryPrompt{Base.REPL.REPLHistoryProvider}})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Any, Any}, Base.LineEdit.PrefixHistoryPrompt{Base.REPL.REPLHistoryProvider}})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Base.LineEdit.PrefixSearchState, Base.LineEdit.PrefixHistoryPrompt{Base.REPL.REPLHistoryProvider}, Int64})
precompile(Tuple{typeof(Core.Inference.isbits), Tuple{Tuple{}, Void}})
precompile(Tuple{typeof(Base.take!), Base.Channel{Any}})
Expand Down Expand Up @@ -645,7 +645,7 @@ precompile(Tuple{typeof(Base.is_default_method), Method})
precompile(Tuple{getfield(Base, Symbol("#kw##show")), Array{Any, 1}, typeof(Base.show), Base.GenericIOBuffer{Array{UInt8, 1}}, Method})
precompile(Tuple{typeof(Base.sort!), Array{String, 1}})
precompile(Tuple{typeof(Base.rehash!), Base.Dict{String, Void}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{String, Void}, String})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{String, Void}, String})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{String, Void}, Void, String, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{String, Void}, Void, String})
precompile(Tuple{typeof(Base.Filesystem.realpath), Base.SubString{String}})
Expand Down Expand Up @@ -755,7 +755,7 @@ precompile(Tuple{typeof(Base.ht_keyindex), Base.Dict{String, String}, String})
precompile(Tuple{typeof(Base.ht_keyindex), Base.Dict{Symbol, Tuple{String, String}}, Symbol})
precompile(Tuple{typeof(Base.print), Base.TTY, Char, Char})
precompile(Tuple{typeof(Base.rehash!), Base.Dict{String, String}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{String, String}, String})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{String, String}, String})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{String, String}, String, String, Int64})
precompile(Tuple{typeof(Core.Inference.isbits), Base.Dict{String, String}})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{String, String}, String, String})
Expand Down Expand Up @@ -797,7 +797,7 @@ precompile(Tuple{Type{Base.Set{Symbol}}, Tuple{Symbol}})
precompile(Tuple{typeof(Base.union!), Base.Set{Symbol}, Tuple{Symbol}})
precompile(Tuple{typeof(Base.unique_from), Array{Any, 1}, Array{Symbol, 1}, Base.Set{Symbol}, Int64})
precompile(Tuple{typeof(Base.convert), Type{Base.Set{Any}}, Base.Set{Symbol}})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Any, Void}, Symbol})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Any, Void}, Symbol})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Void}, Void, Symbol, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Void}, Void, Symbol})
precompile(Tuple{typeof(Base.union!), Base.Set{Any}, Base.Set{Symbol}})
Expand Down Expand Up @@ -922,9 +922,9 @@ precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Array{Base.Docs.D
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Base.Docs.Binding, Symbol, Int64})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Type{Union{}}, Symbol, Int64})
precompile(Tuple{typeof(Base._collect), Array{Base.Docs.DocStr, 1}, Base.Generator{Array{Base.Docs.DocStr, 1}, typeof(Base.Docs.parsedoc)}, Base.EltypeUnknown, Base.HasShape})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Union{DataType, typeof(Type)}, Void}, typeof(Type)})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Union{DataType, typeof(Type)}, Void}, typeof(Type)})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Union{DataType, typeof(Type)}, Void}, Void, typeof(Type), Int64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Union{DataType, typeof(Type)}, Void}, DataType})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Union{DataType, typeof(Type)}, Void}, DataType})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Union{DataType, typeof(Type)}, Void}, Void, DataType, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Union{DataType, typeof(Type)}, Void}, Void, DataType})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Union{DataType, typeof(Type)}, Void}, Void, typeof(Type)})
Expand Down Expand Up @@ -1205,7 +1205,7 @@ precompile(Tuple{typeof(Core.Inference.getindex), Tuple{Core.Inference.Const, ty
precompile(Tuple{typeof(Base.Distributed.send_msg_), Base.Distributed.Worker, Base.Distributed.MsgHeader, Base.Distributed.JoinPGRPMsg, Bool})
precompile(Tuple{typeof(Base.Distributed.send_msg_now), Base.Distributed.Worker, Base.Distributed.MsgHeader, Base.Distributed.JoinPGRPMsg})
precompile(Tuple{typeof(Base.rehash!), Base.Dict{Int64, Void}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Int64, Void}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Int64, Void}, Int64})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Int64, Void}, Void, Int64, Int64})
precompile(Tuple{typeof(Base.rehash!), Base.Dict{AbstractString, Base.Semaphore}, Int64})
precompile(Tuple{typeof(Base.resize!), Array{Base.Semaphore, 1}, Int64})
Expand Down Expand Up @@ -1322,14 +1322,14 @@ precompile(Tuple{typeof(Base.ndigits0z), UInt8})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Any, Any}, Base.Distributed.RemoteValue, Base.Distributed.RRID})
precompile(Tuple{typeof(Base.dec), UInt8, Int64, Bool})
precompile(Tuple{typeof(Core.Inference.mk_getfield), TypedSlot, Int64, Type{Integer}})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Any, Any}, Base.Distributed.RRID})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Any, Any}, Base.Distributed.RRID})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Any, Any}, Base.Distributed.RemoteValue, Base.Distributed.RRID, Int64})
precompile(Tuple{typeof(Core.Inference.length), Tuple{Core.Inference.Const, DataType, Core.Inference.Const}})
precompile(Tuple{typeof(Core.Inference.getindex), Tuple{Core.Inference.Const, DataType, Core.Inference.Const}, Int64})
precompile(Tuple{typeof(Base.notify), Base.Condition, Base.Distributed.ProcessExitedException, Bool, Bool})
precompile(Tuple{typeof(Base.rehash!), Base.Dict{Int64, Void}, Int64})
precompile(Tuple{typeof(Base.Distributed.process_messages), Base.TCPSocket, Base.TCPSocket, Bool})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Int64, Void}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Int64, Void}, Int64})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{Int64, Void}, Void, Int64, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{Int64, Void}, Void, Int64})
precompile(Tuple{typeof(Base.pop!), Base.Dict{Int64, Union{Base.Distributed.Worker, Base.Distributed.LocalProcess}}, Int64, Void})
Expand Down Expand Up @@ -1370,7 +1370,7 @@ precompile(Tuple{typeof(Base.Serializer.serialize_cycle), Base.Distributed.Clust
precompile(Tuple{typeof(Base.Serializer.serialize_type), Base.Distributed.ClusterSerializer{Base.TCPSocket}, DataType})
precompile(Tuple{typeof(Base.rehash!), Base.Dict{UInt64, UInt64}, Int64})
precompile(Tuple{typeof(Base.resize!), Array{UInt64, 1}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{UInt64, UInt64}, UInt64})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{UInt64, UInt64}, UInt64})
precompile(Tuple{typeof(Base.Serializer.serialize), Base.Distributed.ClusterSerializer{Base.TCPSocket}, Bool})
precompile(Tuple{typeof(Base.Distributed.serialize_global_from_main), Base.Distributed.ClusterSerializer{Base.TCPSocket}, Symbol})
precompile(Tuple{typeof(Base.Serializer.serialize_mod_names), Base.Distributed.ClusterSerializer{Base.TCPSocket}, Module})
Expand All @@ -1379,7 +1379,7 @@ precompile(Tuple{typeof(Core.Inference.isbits), Symbol})
precompile(Tuple{typeof(Base.Serializer.serialize), Base.Distributed.ClusterSerializer{Base.TCPSocket}, Module})
precompile(Tuple{typeof(Base.isassigned), Array{Symbol, 1}, Int64})
precompile(Tuple{typeof(Base.rehash!), Base.Dict{UInt64, Void}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{UInt64, Void}, UInt64})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{UInt64, Void}, UInt64})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{UInt64, Void}, Void, UInt64, Int64})
precompile(Tuple{typeof(Base.Serializer.serialize), Base.Distributed.ClusterSerializer{Base.TCPSocket}, Array{Any, 1}})
precompile(Tuple{typeof(Base.ht_keyindex), Base.Dict{WeakRef, Any}, TypeName})
Expand Down Expand Up @@ -1549,7 +1549,7 @@ precompile(Tuple{typeof(Base.Distributed.remotecall_fetch), typeof(Base.Distribu
precompile(Tuple{getfield(Base.Distributed, Symbol("#kw##remotecall_fetch")), Array{Any, 1}, typeof(Base.Distributed.remotecall_fetch), typeof(Base.Distributed.put_ref), Base.Distributed.Worker, Base.Distributed.RRID, Base.Distributed.WorkerPool})
precompile(Tuple{getfield(Base.Distributed, Symbol("#kw##remotecall_fetch")), Array{Any, 1}, typeof(Base.Distributed.remotecall_fetch), typeof(Base.Distributed.put_ref), Base.Distributed.LocalProcess, Base.Distributed.RRID, Base.Distributed.WorkerPool})
precompile(Tuple{typeof(Base.rehash!), Base.Dict{WeakRef, Void}, Int64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{WeakRef, Void}, WeakRef})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{WeakRef, Void}, WeakRef})
precompile(Tuple{typeof(Base._setindex!), Base.Dict{WeakRef, Void}, Void, WeakRef, Int64})
precompile(Tuple{typeof(Base.setindex!), Base.Dict{WeakRef, Void}, Void, WeakRef})
precompile(Tuple{typeof(Base.finalizer), typeof(Base.Distributed.finalize_ref), Base.Distributed.RemoteChannel{Base.Channel{Any}}})
Expand Down Expand Up @@ -1723,9 +1723,9 @@ precompile(Tuple{typeof(Base.getindex), Type{Tuple{String, Float64}}, Tuple{Stri
precompile(Tuple{typeof(Base.Grisu._show), Base.IOContext{Base.GenericIOBuffer{Array{UInt8, 1}}}, Float64, Int64, Int64, Bool, Bool})
precompile(Tuple{typeof(Base.hash), Base.Distributed.Future, UInt64})
precompile(Tuple{typeof(Base.hash), Tuple{String, Float64}, UInt64})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Symbol, Base.Condition}, Symbol})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Symbol, UInt64}, Symbol})
precompile(Tuple{typeof(Base.ht_keyindex2), Base.Dict{Tuple{String, Float64}, Void}, Tuple{String, Float64}})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Symbol, Base.Condition}, Symbol})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Symbol, UInt64}, Symbol})
precompile(Tuple{typeof(Base.ht_keyindex2!), Base.Dict{Tuple{String, Float64}, Void}, Tuple{String, Float64}})
precompile(Tuple{typeof(Base.ht_keyindex), Base.Dict{Symbol, Base.Condition}, Symbol})
precompile(Tuple{typeof(Base.ht_keyindex), Base.Dict{Symbol, UInt64}, Symbol})
precompile(Tuple{typeof(Base.ht_keyindex), Base.Dict{Tuple{String, Float64}, Void}, Tuple{String, Float64}})
Expand Down
8 changes: 8 additions & 0 deletions test/dict.jl
Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,14 @@ end
end
end

let x = Dict(3=>3, 5=>5, 8=>8, 6=>6)
pop!(x, 5)
for k in keys(x)
Dict{Int,Int}(x)
@test k in [3, 8, 6]
end
end

let z = Dict()
get_KeyError = false
try
Expand Down

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