#include <mim/lam.h>

Inheritance diagram for mim::Pi:

Public Member Functions
Get/Set implicit
bool	is_implicit () const

Pi *	make_implicit ()

Pi *	make_explicit ()

dom & codom
See also proj
const Def *	dom () const

const Def *	codom () const

Return Continuation

const Pi *	ret_pi () const
	Yields the last Pi::dom, if Pi::isa_basicblock.

const Def *	ret_dom () const
	Pi::domain of Pi::ret_pi.

Setters
See also Setting Ops
Pi *	set (const Def dom, const Def codom)

Pi *	set_dom (const Def *dom)

Pi *	set_dom (Defs doms)

Pi *	set_codom (const Def *codom)

Pi *	unset ()

Rebuild
const Def *	reduce (const Def *arg) const

Pi *	stub (const Def *type)

const Pi *	immutabilize () override
	Tries to make an immutable from a mutable.

Public Member Functions inherited from mim::Def
World &	world () const noexcept

constexpr flags_t	flags () const noexcept

constexpr u32	gid () const noexcept
	Global id - unique number for this Def.

constexpr u32	tid () const noexcept
	Trie id - only used in Trie.

constexpr u32	mark () const noexcept
	Used internally by free_vars().

constexpr size_t	hash () const noexcept

constexpr Node	node () const noexcept

std::string_view	node_name () const

u32	judge () const noexcept

bool	is_form () const noexcept

bool	is_intro () const noexcept

bool	is_elim () const noexcept

bool	is_meta () const noexcept

const Def *	type () const noexcept
	Yields the "raw" type of this Def (maybe `nullptr`).

const Def *	unfold_type () const
	Yields the type of this Def and builds a new `Type (UInc n)` if necessary.

bool	is_term () const

const Def *	arity () const

std::optional< nat_t >	isa_lit_arity () const

nat_t	as_lit_arity () const

template<size_t N = std::dynamic_extent>
constexpr auto	ops () const noexcept

const Def *	op (size_t i) const noexcept

constexpr size_t	num_ops () const noexcept

Def *	set (size_t i, const Def *)
	Successively set from left to right.

Def *	reset (size_t i, const Def *def)
	Successively reset from left to right.

Def *	set (Defs ops)
	Def::set `ops` all at once.

Def *	reset (Defs ops)
	Def::reset `ops` all at once.

Def *	unset ()
	Unsets all Def::ops; works even, if not set at all or partially.

bool	is_set () const
	Yields `true` if empty or the last op is set.

Defs	deps () const noexcept

const Def *	dep (size_t i) const noexcept

size_t	num_deps () const noexcept

bool	has_dep () const

bool	has_dep (Dep d) const

bool	has_dep (unsigned u) const

nat_t	num_projs () const
	Yields Def::as_lit_arity(), if it is in fact a Lit, or `1` otherwise.

nat_t	num_tprojs () const
	As above but yields 1, if Flags::scalarize_threshold is exceeded.

const Def *	proj (nat_t a, nat_t i) const
	Similar to World::extract while assuming an arity of `a`, but also works on Sigmas and Arrays.

const Def *	proj (nat_t i) const
	As above but takes Def::num_projs as arity.

const Def *	tproj (nat_t i) const
	As above but takes Def::num_tprojs.

template<nat_t A = std::dynamic_extent, class F>
auto	projs (F f) const
	Splits this Def via Def::projections into an Array (if `A == std::dynamic_extent`) or `std::array` (otherwise).

template<class F>
auto	tprojs (F f) const

template<class F>
auto	projs (nat_t a, F f) const

template<nat_t A = std::dynamic_extent>
auto	projs () const

auto	tprojs () const

auto	projs (nat_t a) const

nat_t	num_vars () noexcept

nat_t	num_tvars () noexcept

const Def *	var (nat_t a, nat_t i) noexcept

const Def *	var (nat_t i) noexcept

const Def *	tvar (nat_t i) noexcept

template<nat_t A = std::dynamic_extent, class F>
auto	vars (F f) noexcept

template<class F>
auto	tvars (F f) noexcept

template<nat_t A = std::dynamic_extent>
auto	vars () noexcept

auto	tvars () noexcept

template<class F>
auto	vars (nat_t a, F f) noexcept

auto	vars (nat_t a) noexcept

const Def *	var ()
	Not necessarily a Var: E.g., if the return type is `[]`, this will yield `()`.

const Var *	has_var ()
	Only returns not `nullptr`, if Var of this mutable has ever been created.

const Var *	has_var () const
	As above if `this` is a mutable.

Muts	local_muts () const
	Mutables reachable by following immutable deps(); `mut->local_muts()` is by definition the set `{ mut }`.

Vars	local_vars () const
	Vars reachable by following immutable deps().

Vars	free_vars () const
	Compute a global solution by transitively following mutables as well.

Vars	free_vars ()

Muts	users ()
	Set of mutables where this mutable is locally referenced.

bool	is_open () const
	Has free_vars()?

bool	is_closed () const
	Has no free_vars()?

bool	is_external () const

void	make_external ()

void	make_internal ()

void	transfer_external (Def *to)

template<class T = Def>
const T *	isa_imm () const

template<class T = Def>
const T *	as_imm () const

template<class T = Def, class R>
const T *	isa_imm (R(T::*f)() const) const

template<class T = Def, bool invert = false>
T *	isa_mut () const
	If `this` is mutable, it will cast `const`ness away and perform a `dynamic_cast` to `T`.

template<class T = Def, bool invert = false>
T *	as_mut () const
	Asserts that `this` is a mutable, casts `const`ness away and performs a `static_cast` to `T`.

Dbg	dbg () const

Loc	loc () const

Sym	sym () const

std::string	unique_name () const
	name + "_" + Def::gid

template<bool Ow = false>
const Def *	set (Loc l) const

template<bool Ow = false>
Def *	set (Loc l)

template<bool Ow = false>
const Def *	set (Sym s) const

template<bool Ow = false>
Def *	set (Sym s)

template<bool Ow = false>
const Def *	set (std::string s) const

template<bool Ow = false>
Def *	set (std::string s)

template<bool Ow = false>
const Def *	set (Loc l, Sym s) const

template<bool Ow = false>
Def *	set (Loc l, Sym s)

template<bool Ow = false>
const Def *	set (Loc l, std::string s) const

template<bool Ow = false>
Def *	set (Loc l, std::string s)

template<bool Ow = false>
const Def *	set (Dbg d) const

template<bool Ow = false>
Def *	set (Dbg d)

const Def *	debug_prefix (std::string) const

const Def *	debug_suffix (std::string) const

Def *	stub (World &w, const Def *type)

Def *	stub (const Def *type)

const Def *	rebuild (World &w, const Def *type, Defs ops) const
	Def::rebuilds this Def while using `new_op` as substitute for its `i'th` Def::op.

const Def *	rebuild (const Def *type, Defs ops) const

bool	is_immutabilizable ()

const Def *	refine (size_t i, const Def *new_op) const

DefVec	reduce (const Def *arg) const
	Rewrites Def::ops by substituting `this` mutable's Var with `arg`.

DefVec	reduce (const Def *arg)

const Def *	reduce (size_t i, const Def *arg) const
	As above but only rewrites `this->op(i)`.

const Def *	zonk () const

void	dump () const

void	dump (int max) const

void	write (int max) const

void	write (int max, const char *file) const

std::ostream &	stream (std::ostream &, int max) const

void	dot (std::ostream &os, uint32_t max=0xFFFFFF, bool types=false) const

void	dot (const char *file=nullptr, uint32_t max=0xFFFFFF, bool types=false) const
	Same as above but write to `file` or `std::cout` if `file` is `nullptr`.

void	dot (const std::string &file, uint32_t max=0xFFFFFF, bool types=false) const

Public Member Functions inherited from mim::Setters< Pi >
const Pi *	set (Loc l) const

Pi *	set (Loc l)

const Pi *	set (Sym s) const

Pi *	set (Sym s)

const Pi *	set (std::string s) const

Pi *	set (std::string s)

const Pi *	set (Loc l, Sym s) const

Pi *	set (Loc l, Sym s)

const Pi *	set (Loc l, std::string s) const

Pi *	set (Loc l, std::string s)

const Pi *	set (Dbg d) const

Pi *	set (Dbg d)

Static Public Member Functions
Continuations
Checks certain properties of `d` regarding continuations.
static const Pi *	isa_cn (const Def *d)
	Is this a continuation - i.e. is the Pi::codom mim::Bottom?

static const Pi *	isa_returning (const Def *d)
	Is this a continuation (Pi::isa_cn) which has a Pi::ret_pi?

static const Pi *	isa_basicblock (const Def *d)
	Is this a continuation (Pi::isa_cn) that is not Pi::isa_returning?

static Pi *	isa_implicit (const Def *d)
	Is `d` an Pi::is_implicit (mutable) Pi?

static const Pi *	has_ret_pi (const Def *d)
	Yields the Pi::ret_pi() of `d`, if it is in fact a Pi.

Static Public Attributes
static constexpr auto	Node = mim::Node::Pi

Protected Member Functions
	Pi (const Def type, const Def dom, const Def *codom, bool implicit)
	Constructor for an immutable Pi.

	Pi (const Def *type, bool implicit)
	Constructor for a mutable Pi.

Protected Member Functions inherited from mim::Def
	Def (World , Node, const Def type, Defs ops, flags_t flags)
	Constructor for an immutable Def.

	Def (Node, const Def *type, Defs ops, flags_t flags)
	As above but World retrieved from `type`.

	Def (Node, const Def *type, size_t num_ops, flags_t flags)
	Constructor for a mutable Def.

virtual	~Def ()=default

Sym	sym (const char *) const

Sym	sym (std::string_view) const

Sym	sym (std::string) const

Private Member Functions
const Def *	rebuild_ (World &, const Def *, Defs) const override

Pi *	stub_ (World &, const Def *) override

Friends
class	World

Type Checking
const Def *	check (size_t, const Def *) override

const Def *	check () override

static const Def *	infer (const Def dom, const Def codom)

Additional Inherited Members
Protected Attributes inherited from mim::Def
Dbg	dbg_

union {

NormalizeFn	normalizer_
	Axiom only: Axioms use this member to store their normalizer.

const Axiom *	axiom_
	App only: Curried Apps of Axioms use this member to propagate the Axiom.

const Var *	var_
	Mutable only: Var of a mutable.

World *	world_

};

flags_t	flags_

u8	curry_ = 0

u8	trip_ = 0