Revision e14aca658b50875eb86217eaadd1cbc34262bb3e authored by Andy Ferris on 09 December 2017, 14:33:29 UTC, committed by Andy Ferris on 20 December 2017, 13:12:21 UTC
Users should use `pairs(dict)` or `values(dict)` (or `keys(dict)`) to disambiguate iteration result.
1 parent 2d45ef5
boot.jl
# This file is a part of Julia. License is MIT: https://julialang.org/license
# commented-out definitions are implemented in C
#abstract type Any <: Any end
#abstract type Type{T} end
#abstract type Vararg{T} end
#mutable struct Symbol
# #opaque
#end
#mutable struct TypeName
# name::Symbol
#end
#mutable struct DataType <: Type
# name::TypeName
# super::Type
# parameters::Tuple
# names::Tuple
# types::Tuple
# ctor
# instance
# size::Int32
# abstract::Bool
# mutable::Bool
# pointerfree::Bool
#end
#struct Union <: Type
# a
# b
#end
#mutable struct TypeVar
# name::Symbol
# lb::Type
# ub::Type
#end
#struct UnionAll
# var::TypeVar
# body
#end
#struct Void
#end
#const nothing = Void()
#abstract type AbstractArray{T,N} end
#abstract type DenseArray{T,N} <: AbstractArray{T,N} end
#mutable struct Array{T,N} <: DenseArray{T,N}
#end
#mutable struct Module
# name::Symbol
#end
#mutable struct Method
#end
#mutable struct MethodInstance
#end
#mutable struct CodeInfo
#end
#mutable struct TypeMapLevel
#end
#mutable struct TypeMapEntry
#end
#abstract type Ref{T} end
#primitive type Ptr{T} <: Ref{T} {32|64} end
# types for the front end
#mutable struct Expr
# head::Symbol
# args::Array{Any,1}
# typ::Any
#end
#struct LineNumberNode
# line::Int
# file::Any # nominally Union{Symbol,Void}
#end
#struct LabelNode
# label::Int
#end
#struct GotoNode
# label::Int
#end
#struct QuoteNode
# value
#end
#struct GlobalRef
# mod::Module
# name::Symbol
#end
#mutable struct Task
# parent::Task
# storage::Any
# state::Symbol
# consumers::Any
# donenotify::Any
# result::Any
# exception::Any
# backtrace::Any
# logstate::Any
# code::Any
#end
export
# key types
Any, DataType, Vararg, ANY, NTuple,
Tuple, Type, UnionAll, TypeName, TypeVar, Union, Void,
SimpleVector, AbstractArray, DenseArray, NamedTuple,
# special objects
Function, CodeInfo, Method, MethodTable, TypeMapEntry, TypeMapLevel,
Module, Symbol, Task, Array, Uninitialized, uninitialized, WeakRef, VecElement,
# numeric types
Number, Real, Integer, Bool, Ref, Ptr,
AbstractFloat, Float16, Float32, Float64,
Signed, Int, Int8, Int16, Int32, Int64, Int128,
Unsigned, UInt, UInt8, UInt16, UInt32, UInt64, UInt128,
# string types
Char, AbstractString, String, IO,
# errors
ErrorException, BoundsError, DivideError, DomainError, Exception,
InterruptException, InexactError, OutOfMemoryError, ReadOnlyMemoryError,
OverflowError, StackOverflowError, SegmentationFault, UndefRefError, UndefVarError,
TypeError, ArgumentError, MethodError, AssertionError, LoadError, InitError,
# AST representation
Expr, GotoNode, LabelNode, LineNumberNode, QuoteNode,
GlobalRef, NewvarNode, SSAValue, Slot, SlotNumber, TypedSlot,
# object model functions
fieldtype, getfield, setfield!, nfields, throw, tuple, ===, isdefined, eval,
# sizeof # not exported, to avoid conflicting with Base.sizeof
# type reflection
<:, typeof, isa, typeassert,
# method reflection
applicable, invoke,
# constants
nothing, Main
const getproperty = getfield
const setproperty! = setfield!
abstract type Number end
abstract type Real <: Number end
abstract type AbstractFloat <: Real end
abstract type Integer <: Real end
abstract type Signed <: Integer end
abstract type Unsigned <: Integer end
primitive type Float16 <: AbstractFloat 16 end
primitive type Float32 <: AbstractFloat 32 end
primitive type Float64 <: AbstractFloat 64 end
#primitive type Bool <: Integer 8 end
primitive type Char 32 end
primitive type Int8 <: Signed 8 end
#primitive type UInt8 <: Unsigned 8 end
primitive type Int16 <: Signed 16 end
primitive type UInt16 <: Unsigned 16 end
#primitive type Int32 <: Signed 32 end
primitive type UInt32 <: Unsigned 32 end
#primitive type Int64 <: Signed 64 end
primitive type UInt64 <: Unsigned 64 end
primitive type Int128 <: Signed 128 end
primitive type UInt128 <: Unsigned 128 end
if Int === Int64
const UInt = UInt64
else
const UInt = UInt32
end
function Typeof end
ccall(:jl_toplevel_eval_in, Any, (Any, Any),
Core, quote
(f::typeof(Typeof))(x) = ($(_expr(:meta,:nospecialize,:x)); isa(x,Type) ? Type{x} : typeof(x))
end)
macro nospecialize(x)
_expr(:meta, :nospecialize, x)
end
Expr(@nospecialize args...) = _expr(args...)
abstract type Exception end
struct ErrorException <: Exception
msg::AbstractString
end
macro _noinline_meta()
Expr(:meta, :noinline)
end
function postfixapostrophize end
struct BoundsError <: Exception
a::Any
i::Any
BoundsError() = new()
BoundsError(@nospecialize(a)) = (@_noinline_meta; new(a))
BoundsError(@nospecialize(a), i) = (@_noinline_meta; new(a,i))
end
struct DivideError <: Exception end
struct OutOfMemoryError <: Exception end
struct ReadOnlyMemoryError <: Exception end
struct SegmentationFault <: Exception end
struct StackOverflowError <: Exception end
struct UndefRefError <: Exception end
struct UndefVarError <: Exception
var::Symbol
end
struct InterruptException <: Exception end
struct DomainError <: Exception
val
msg::AbstractString
DomainError(@nospecialize(val)) = (@_noinline_meta; new(val, ""))
DomainError(@nospecialize(val), @nospecialize(msg)) = (@_noinline_meta; new(val, msg))
end
struct TypeError <: Exception
func::Symbol
context::AbstractString
expected::Type
got
end
struct InexactError <: Exception
func::Symbol
T::Type
val
InexactError(f::Symbol, @nospecialize(T), @nospecialize(val)) = (@_noinline_meta; new(f, T, val))
end
struct OverflowError <: Exception
msg::AbstractString
end
struct ArgumentError <: Exception
msg::AbstractString
end
struct MethodError <: Exception
f
args
world::UInt
MethodError(@nospecialize(f), @nospecialize(args), world::UInt) = new(f, args, world)
end
const typemax_UInt = ccall(:jl_typemax_uint, Any, (Any,), UInt)
MethodError(@nospecialize(f), @nospecialize(args)) = MethodError(f, args, typemax_UInt)
struct AssertionError <: Exception
msg::AbstractString
end
AssertionError() = AssertionError("")
abstract type WrappedException <: Exception end
struct LoadError <: WrappedException
file::AbstractString
line::Int
error
end
struct InitError <: WrappedException
mod::Symbol
error
end
String(s::String) = s # no constructor yet
# This should always be inlined
getptls() = ccall(:jl_get_ptls_states, Ptr{Void}, ())
include(m::Module, fname::String) = ccall(:jl_load_, Any, (Any, Any), m, fname)
eval(@nospecialize(e)) = eval(Main, e)
eval(m::Module, @nospecialize(e)) = ccall(:jl_toplevel_eval_in, Any, (Any, Any), m, e)
kwfunc(@nospecialize(f)) = ccall(:jl_get_keyword_sorter, Any, (Any,), f)
kwftype(@nospecialize(t)) = typeof(ccall(:jl_get_kwsorter, Any, (Any,), t))
mutable struct Box
contents::Any
Box(@nospecialize(x)) = new(x)
Box() = new()
end
# constructors for built-in types
mutable struct WeakRef
value
WeakRef() = WeakRef(nothing)
WeakRef(@nospecialize(v)) = ccall(:jl_gc_new_weakref_th, Ref{WeakRef},
(Ptr{Void}, Any), getptls(), v)
end
TypeVar(n::Symbol) =
ccall(:jl_new_typevar, Ref{TypeVar}, (Any, Any, Any), n, Union{}, Any)
TypeVar(n::Symbol, @nospecialize(ub)) =
ccall(:jl_new_typevar, Ref{TypeVar}, (Any, Any, Any), n, Union{}, ub)
TypeVar(n::Symbol, @nospecialize(lb), @nospecialize(ub)) =
ccall(:jl_new_typevar, Ref{TypeVar}, (Any, Any, Any), n, lb, ub)
UnionAll(v::TypeVar, @nospecialize(t)) = ccall(:jl_type_unionall, Any, (Any, Any), v, t)
Void() = nothing
(::Type{Tuple{}})() = () # Tuple{}()
struct VecElement{T}
value::T
VecElement{T}(value::T) where {T} = new(value) # disable converting constructor in Core
end
VecElement(arg::T) where {T} = VecElement{T}(arg)
_new(typ::Symbol, argty::Symbol) = eval(Core, :($typ(@nospecialize n::$argty) = $(Expr(:new, typ, :n))))
_new(:LabelNode, :Int)
_new(:GotoNode, :Int)
_new(:NewvarNode, :SlotNumber)
_new(:QuoteNode, :Any)
_new(:SSAValue, :Int)
eval(Core, :(LineNumberNode(l::Int) = $(Expr(:new, :LineNumberNode, :l, nothing))))
eval(Core, :(LineNumberNode(l::Int, @nospecialize(f)) = $(Expr(:new, :LineNumberNode, :l, :f))))
eval(Core, :(GlobalRef(m::Module, s::Symbol) = $(Expr(:new, :GlobalRef, :m, :s))))
eval(Core, :(SlotNumber(n::Int) = $(Expr(:new, :SlotNumber, :n))))
eval(Core, :(TypedSlot(n::Int, @nospecialize(t)) = $(Expr(:new, :TypedSlot, :n, :t))))
Module(name::Symbol=:anonymous, std_imports::Bool=true) = ccall(:jl_f_new_module, Ref{Module}, (Any, Bool), name, std_imports)
Task(@nospecialize(f)) = ccall(:jl_new_task, Ref{Task}, (Any, Int), f, 0)
# simple convert for use by constructors of types in Core
# note that there is no actual conversion defined here,
# so the methods and ccall's in Core aren't permitted to use convert
convert(::Type{Any}, @nospecialize(x)) = x
convert(::Type{T}, x::T) where {T} = x
cconvert(::Type{T}, x) where {T} = convert(T, x)
unsafe_convert(::Type{T}, x::T) where {T} = x
const NTuple{N,T} = Tuple{Vararg{T,N}}
## primitive Array constructors
struct Uninitialized end
const uninitialized = Uninitialized()
# type and dimensionality specified, accepting dims as series of Ints
Array{T,1}(::Uninitialized, m::Int) where {T} =
ccall(:jl_alloc_array_1d, Array{T,1}, (Any, Int), Array{T,1}, m)
Array{T,2}(::Uninitialized, m::Int, n::Int) where {T} =
ccall(:jl_alloc_array_2d, Array{T,2}, (Any, Int, Int), Array{T,2}, m, n)
Array{T,3}(::Uninitialized, m::Int, n::Int, o::Int) where {T} =
ccall(:jl_alloc_array_3d, Array{T,3}, (Any, Int, Int, Int), Array{T,3}, m, n, o)
Array{T,N}(::Uninitialized, d::Vararg{Int,N}) where {T,N} =
ccall(:jl_new_array, Array{T,N}, (Any, Any), Array{T,N}, d)
# type and dimensionality specified, accepting dims as tuples of Ints
Array{T,1}(::Uninitialized, d::NTuple{1,Int}) where {T} = Array{T,1}(uninitialized, getfield(d,1))
Array{T,2}(::Uninitialized, d::NTuple{2,Int}) where {T} = Array{T,2}(uninitialized, getfield(d,1), getfield(d,2))
Array{T,3}(::Uninitialized, d::NTuple{3,Int}) where {T} = Array{T,3}(uninitialized, getfield(d,1), getfield(d,2), getfield(d,3))
Array{T,N}(::Uninitialized, d::NTuple{N,Int}) where {T,N} = ccall(:jl_new_array, Array{T,N}, (Any, Any), Array{T,N}, d)
# type but not dimensionality specified
Array{T}(::Uninitialized, m::Int) where {T} = Array{T,1}(uninitialized, m)
Array{T}(::Uninitialized, m::Int, n::Int) where {T} = Array{T,2}(uninitialized, m, n)
Array{T}(::Uninitialized, m::Int, n::Int, o::Int) where {T} = Array{T,3}(uninitialized, m, n, o)
Array{T}(::Uninitialized, d::NTuple{N,Int}) where {T,N} = Array{T,N}(uninitialized, d)
# empty vector constructor
Array{T,1}() where {T} = Array{T,1}(uninitialized, 0)
# primitive Symbol constructors
function Symbol(s::String)
return ccall(:jl_symbol_n, Ref{Symbol}, (Ptr{UInt8}, Int),
ccall(:jl_string_ptr, Ptr{UInt8}, (Any,), s),
sizeof(s))
end
function Symbol(a::Array{UInt8,1})
return ccall(:jl_symbol_n, Ref{Symbol}, (Ptr{UInt8}, Int),
ccall(:jl_array_ptr, Ptr{UInt8}, (Any,), a),
Intrinsics.arraylen(a))
end
Symbol(s::Symbol) = s
# docsystem basics
macro doc(x...)
atdoc(__source__, __module__, x...)
end
macro __doc__(x)
Expr(:escape, Expr(:block, Expr(:meta, :doc), x))
end
macro doc_str(s)
Expr(:escape, s)
end
atdoc = (source, mod, str, expr) -> Expr(:escape, expr)
atdoc!(λ) = global atdoc = λ
# simple stand-alone print definitions for debugging
abstract type IO end
mutable struct CoreSTDOUT <: IO end
mutable struct CoreSTDERR <: IO end
const STDOUT = CoreSTDOUT()
const STDERR = CoreSTDERR()
io_pointer(::CoreSTDOUT) = Intrinsics.pointerref(Intrinsics.cglobal(:jl_uv_stdout, Ptr{Void}), 1, 1)
io_pointer(::CoreSTDERR) = Intrinsics.pointerref(Intrinsics.cglobal(:jl_uv_stderr, Ptr{Void}), 1, 1)
unsafe_write(io::IO, x::Ptr{UInt8}, nb::UInt) =
(ccall(:jl_uv_puts, Void, (Ptr{Void}, Ptr{UInt8}, UInt), io_pointer(io), x, nb); nb)
unsafe_write(io::IO, x::Ptr{UInt8}, nb::Int) =
(ccall(:jl_uv_puts, Void, (Ptr{Void}, Ptr{UInt8}, Int), io_pointer(io), x, nb); nb)
write(io::IO, x::UInt8) =
(ccall(:jl_uv_putb, Void, (Ptr{Void}, UInt8), io_pointer(io), x); 1)
function write(io::IO, x::String)
nb = sizeof(x)
unsafe_write(io, ccall(:jl_string_ptr, Ptr{UInt8}, (Any,), x), nb)
return nb
end
show(io::IO, @nospecialize x) = ccall(:jl_static_show, Void, (Ptr{Void}, Any), io_pointer(io), x)
print(io::IO, x::Char) = ccall(:jl_uv_putc, Void, (Ptr{Void}, Char), io_pointer(io), x)
print(io::IO, x::String) = (write(io, x); nothing)
print(io::IO, @nospecialize x) = show(io, x)
print(io::IO, @nospecialize(x), @nospecialize a...) = (print(io, x); print(io, a...))
println(io::IO) = (write(io, 0x0a); nothing) # 0x0a = '\n'
println(io::IO, @nospecialize x...) = (print(io, x...); println(io))
show(@nospecialize a) = show(STDOUT, a)
print(@nospecialize a...) = print(STDOUT, a...)
println(@nospecialize a...) = println(STDOUT, a...)
struct GeneratedFunctionStub
gen
argnames::Array{Any,1}
spnames::Union{Void, Array{Any,1}}
line::Int
file::Symbol
end
# invoke and wrap the results of @generated
function (g::GeneratedFunctionStub)(@nospecialize args...)
body = g.gen(args...)
if body isa CodeInfo
return body
end
lam = Expr(:lambda, g.argnames,
Expr(Symbol("scope-block"),
Expr(:block,
LineNumberNode(g.line, g.file),
Expr(:meta, :push_loc, g.file, Symbol("@generated body")),
Expr(:return, body),
Expr(:meta, :pop_loc))))
if g.spnames === nothing
return lam
else
return Expr(Symbol("with-static-parameters"), lam, g.spnames...)
end
end
NamedTuple() = NamedTuple{(),Tuple{}}(())
"""
NamedTuple{names}(args::Tuple)
Construct a named tuple with the given `names` (a tuple of Symbols) from a tuple of values.
"""
NamedTuple{names}(args::Tuple) where {names} = NamedTuple{names,typeof(args)}(args)
using .Intrinsics: sle_int, add_int
macro generated()
return Expr(:generated)
end
function NamedTuple{names,T}(args::T) where {names, T <: Tuple}
if @generated
N = nfields(names)
flds = Array{Any,1}(uninitialized, N)
i = 1
while sle_int(i, N)
arrayset(false, flds, :(getfield(args, $i)), i)
i = add_int(i, 1)
end
Expr(:new, :(NamedTuple{names,T}), flds...)
else
N = nfields(names)
NT = NamedTuple{names,T}
flds = Array{Any,1}(uninitialized, N)
i = 1
while sle_int(i, N)
arrayset(false, flds, getfield(args, i), i)
i = add_int(i, 1)
end
ccall(:jl_new_structv, Any, (Any, Ptr{Void}, UInt32), NT, fields, N)::NT
end
end
ccall(:jl_set_istopmod, Void, (Any, Bool), Core, true)
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