/
CgOp.pm
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/
CgOp.pm
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use 5.010;
use strict;
use warnings;
{
package CgOp;
use Moose;
has op => (isa => 'ArrayRef', is => 'ro', required => 1);
has zyg => (isa => 'ArrayRef[CgOp]', is => 'ro', default => sub { [] });
no Moose;
__PACKAGE__->meta->make_immutable;
}
{
package CgOp;
use Scalar::Util 'blessed';
# really primitive
sub prog {
CgOp->new(op => ['seq'], zyg => [ @_ ]);
}
sub span {
my ($ls,$le,$sy,@r) = @_;
CgOp->new(op => [span => $ls, $le, $sy], zyg => [prog(@r)]);
}
sub null {
CgOp->new(op => [ push_null => CLRTypes->mapt($_[0]) ]);
}
sub ehspan { CgOp->new(op => [ ehspan => @_ ]); }
sub sink { CgOp->new(op => ['drop'], zyg => [ $_[0] ]); }
sub sync { CgOp->new(op => ['cpssync']) }
sub fetch { rawcall($_[0], 'Fetch'); }
sub how { rawcall($_[0], "HOW"); }
sub getfield {
CgOp->new(op => [ 'clr_field_get', $_[0] ], zyg => [ $_[1] ]);
}
sub setfield {
CgOp->new(op => [ 'clr_field_set', $_[0] ],
zyg => [ $_[1], $_[2] ]);
}
sub getindex {
CgOp->new(op => [ 'clr_index_get' ],
zyg => [ _str($_[0]), $_[1] ]);
}
sub setindex {
CgOp->new(op => [ 'clr_index_set' ],
zyg => [ _str($_[0]), $_[1], $_[2] ]);
}
sub getslot { cast($_[1], rawcall($_[2], 'GetSlot', _str($_[0]))); }
sub setslot { rawcall($_[1], 'SetSlot', _str($_[0]), $_[2]); }
sub cast {
CgOp->new(op => [ 'cast', CLRTypes->mapt($_[0]) ], zyg => [ $_[1] ]);
}
sub const {
CgOp->new(op => [ 'const' ], zyg => [ $_[0] ]);
}
sub newscalar {
rawscall('Kernel.NewROScalar', $_[0]);
}
sub newblankrwscalar {
rawscall('Kernel.NewRWScalar', rawsget('Kernel.AnyMO'),
rawsget('Kernel.AnyP'));
}
sub newrwscalar { rawscall('Kernel.NewRWScalar', rawsget('Kernel.AnyMO'),
$_[0]); }
sub newrwlistvar { rawscall('Kernel.NewRWListVar', $_[0]); }
sub double { CgOp->new(op => [ 'clr_double', $_[0] ]); }
sub labelid { CgOp->new(op => [ 'labelid', $_[0] ]) }
sub int { CgOp->new(op => [ 'clr_int', $_[0] ]); }
sub bool { CgOp->new(op => [ 'clr_bool', $_[0] ]); }
sub unbox {
cast($_[0], rawscall('Kernel.UnboxAny', $_[1]));
}
# begin smarter constructors
sub _str { blessed($_[0]) ? $_[0] : clr_string($_[0]) }
sub _int { blessed($_[0]) ? $_[0] : CgOp::int($_[0]) }
sub noop { prog() }
sub rnull {
prog($_[0], scopedlex('Nil'));
}
sub getattr {
fetch(varattr($_[0], $_[1]));
}
sub varattr { getslot($_[0], 'var', $_[1]); }
sub newblanklist {
newrwlistvar(ternary(
compare('==', rawsget('Kernel.ArrayP'), null('obj')),
null('obj'),
fetch(methodcall(newscalar(rawsget('Kernel.ArrayP')), 'new'))));
}
sub newblankhash {
newrwlistvar(
fetch(methodcall(newscalar(rawsget('Kernel.HashP')), 'new')));
}
sub string_var { box('Str', clr_string($_[0])); }
sub box {
rawscall('Kernel.BoxAny', $_[1],
blessed($_[0]) ? $_[0] :
($_[0] eq 'Str') ? rawsget('Kernel.StrP') :
fetch(scopedlex($_[0])));
}
sub obj_is_defined { rawcall($_[0], 'IsDefined') }
sub obj_typename { rawcall($_[0], 'GetTypeName') }
sub obj_what { rawcall($_[0], 'GetTypeObject') }
sub obj_llhow { getfield('mo', $_[0]) }
sub obj_isa { rawcall($_[0], 'Isa', $_[1]) }
sub obj_does { rawcall($_[0], 'Does', $_[1]) }
sub obj_newblank { rawnew('clr:DynObject', $_[0]) }
sub var_islist { getfield('islist', $_[0]) }
sub llhow_name { getfield('name', $_[0]) }
sub stab_privatemethod { rawcall($_[0], 'GetPrivateMethod', $_[1]) }
sub stab_what { getfield('typeObject', $_[0]) }
sub varhash_setindex { setindex(@_) }
sub varhash_getindex { getindex(@_) }
sub varhash_contains_key { rawcall($_[0], 'ContainsKey', _str($_[1])) }
sub varhash_delete_key { rawcall($_[0], 'Remove', _str($_[1])) }
sub varhash_clear { rawcall($_[0], 'Clear') }
sub varhash_keys { rawscall('Kernel.KeysHelper', $_[0]) }
sub varhash_dup { rawnew('varhash', $_[0]) }
sub varhash_new { rawnew('varhash') }
sub newgeneralvar { rawnew('clr:SimpleVariable', $_[0], $_[1], rawsget('Kernel.AnyMO'), $_[2], $_[3]) }
sub poscount { getfield('Length', getfield('pos', callframe())) }
sub num_to_string { rawcall($_[0], 'ToString') }
sub str_length { getfield('Length', $_[0]) }
sub str_substring { rawcall($_[0], 'Substring', $_[1], $_[2]) }
sub str_chr { rawnew('str', cast('clr:System.Char', $_[0]), CgOp::int(1)) }
sub strcmp { rawscall('String.CompareOrdinal', $_[0], $_[1]) }
sub strbuf_new { rawnew('strbuf') }
sub strbuf_append { rawcall($_[0], 'Append', $_[1]) }
sub strbuf_seal { rawcall($_[0], 'ToString') }
sub say { rawscall('Console.WriteLine', $_[0]) }
sub note { rawscall('Console.Error.WriteLine', $_[0]) }
sub exit { rawscall('System.Environment.Exit', $_[0]) }
sub slurp { rawscall('System.IO.File.ReadAllText', $_[0]) }
sub treader_getc { rawcall($_[0], 'Read:m,Int32') }
sub treader_slurp { rawcall($_[0], 'ReadToEnd:m,String') }
sub treader_getline { rawcall($_[0], 'ReadLine:m,String') }
sub treader_stdin { rawsget('System.Console.In:f,System.IO.TextReader') }
sub fvarlist_length { getfield('Length', $_[0]) }
sub fvarlist_new { rawnewarr('var', @_) }
sub fvarlist_item { getindex($_[0], $_[1]) }
sub vvarlist_from_fvarlist { rawnew('vvarlist', $_[0]) }
sub vvarlist_to_fvarlist { rawcall($_[0], 'CopyAsArray:m,Variable[]') }
sub vvarlist_clone { rawnew('vvarlist', $_[0]) }
sub vvarlist_new_empty { rawnew('vvarlist') }
sub vvarlist_shift { rawcall($_[0], 'Shift') }
sub vvarlist_pop { rawcall($_[0], 'Pop') }
sub vvarlist_count { rawcall($_[0], 'Count') }
sub vvarlist_unshift { rawcall($_[0], 'Unshift', $_[1]) }
sub vvarlist_unshiftn { rawcall($_[0], 'UnshiftN', $_[1]) }
sub vvarlist_push { rawcall($_[0], 'Push', $_[1]) }
sub vvarlist_item { getindex($_[0], $_[1]) }
sub vvarlist_sort { rawscall('Kernel.SortHelper', callframe(), $_[0], $_[1]) }
sub frame_caller { getfield('caller', $_[0]) }
sub frame_file { rawcall($_[0], 'ExecutingFile') }
sub frame_line { rawcall($_[0], 'ExecutingLine') }
sub frame_hint { rawcall($_[0], 'LexicalFind', $_[1]) }
sub cursor_start { rawnew('cursor', $_[0], $_[1]) }
sub cursor_pos { getfield('pos', $_[0]) }
sub cursor_from { getfield('from', $_[0]) }
sub cursor_butpos { rawcall($_[0], 'At', $_[1]) }
sub cursor_backing { rawcall($_[0], 'GetBacking:m,String') }
sub cursor_dows { rawcall($_[0], 'SimpleWS') }
sub cursor_item { rawcall($_[0], 'GetKey', $_[1]) }
sub cursor_unpackcaps { rawcall($_[0], 'UnpackCaps:m,Void', $_[1]) }
sub cursor_O { rawcall($_[0], 'O:m,Cursor', $_[1]) }
sub rxstripcaps { rawcall($_[0], 'StripCaps:m,Cursor') }
sub bget { getfield('v', $_[0]) }
sub bset { setfield('v', $_[0], $_[1]) }
sub default_new { rawscall('Kernel.DefaultNew', $_[0]) }
sub cotake { rawscall('Kernel.CoTake', $_[0]) }
sub take { rawscall('Kernel.Take', $_[0]) }
sub control { rawscall('Kernel.SearchForHandler', CgOp::int(shift()),
@_) }
sub context_get { rawscall('Kernel.ContextHelper', callframe(), $_[0]) }
sub startgather { rawscall('Kernel.GatherHelper', $_[0]) }
sub get_first { rawscall('Kernel.GetFirst', $_[0]) }
sub instrole { rawscall('Kernel.InstantiateRole', $_[0]) }
sub role_apply { rawscall('Kernel.RoleApply', $_[0], $_[1]) }
sub newboundvar {
rawscall('Kernel.NewBoundVar', bool($_[0] || $_[1]), bool($_[1]),
rawsget('Kernel.AnyMO'), $_[2]);
}
sub assign {
rawscall('Kernel.Assign', $_[0], $_[1]);
}
sub compare {
CgOp->new(op => [ 'clr_compare', $_[0] ], zyg => [ $_[1], $_[2] ]);
}
sub arith {
CgOp->new(op => [ 'clr_arith', $_[0] ], zyg => [ $_[1], $_[2] ]);
}
# Not a CgOp function, rewritten by the resolve_lex pass
sub scopedlex {
my $n = shift;
CgOp->new(op => [ scopelex => $n ], zyg => [ @_ ]);
}
sub class_ref { CgOp->new(op => [ class_ref => @_ ]); }
sub _process_arglist {
my $ar = shift;
my @sig;
my $j = 0;
for (my $i = 0; $i < @$ar; ) {
if (blessed($ar->[$i])) {
push @sig, '';
} else {
push @sig, $ar->[$i++];
}
$ar->[$j++] = $ar->[$i++];
}
$#$ar = $j - 1;
@sig;
}
sub subcall {
my ($sub, @args) = @_;
my @sig = _process_arglist(\@args);
CgOp->new(op => [ 'call_sub', \@sig ], zyg => [ $sub, @args ]);
}
sub methodcall {
my ($obj, $name, @args) = @_;
my @sig = _process_arglist(\@args);
let($obj, sub {
CgOp->new(op => [ 'call_method', $name, ['', @sig] ],
zyg => [ fetch($_[0]), $_[0], @args ])});
}
sub callframe { CgOp->new(op => [ 'callframe' ]); }
sub rxframe { getfield('rx', callframe) }
sub rxcall { rawcall(rxframe, @_) }
sub pushcut { rxcall('PushCutGroup', clr_string($_[0])) }
sub popcut { rxcall('PopCutGroup') }
sub rxinit {
setfield('rx', callframe(), rawnew('clr:RxFrame', $_[0], $_[1],
bool($_[2]), bool($_[3])))
}
sub rxpushcapture {
my $c = shift;
rxcall('PushCapture', const(rawnewarr('str',
map { clr_string($_) } @_)), $c);
}
sub rxend { rxcall('End') }
sub rxfinalend { rxcall('FinalEnd') }
sub rxbacktrack { rxcall('Backtrack') }
sub rxgetquant { rxcall('GetQuant') }
sub rxsetquant { rxcall('SetQuant:m,Void', $_[0]) }
sub rxopenquant { rxcall('OpenQuant') }
sub rxclosequant { rxcall('CloseQuant') }
sub rxincquant { rxcall('IncQuant') }
sub rxsetclass { rxcall('SetClass', $_[0]) }
sub rxsetpos { rxcall('SetPos', $_[0]) }
sub rxsetcapsfrom { rxcall('SetCapturesFrom:m,Void', $_[0]) }
sub rxgetpos { rxcall('GetPos:m,Int32') }
sub rxcommitgroup { rxcall('CommitGroup', $_[0]) }
sub construct_lad {
my ($l) = @_;
my $r = ref $l;
if (!$r) {
return CgOp::clr_string($l);
} elsif ($r eq 'ARRAY') {
if (!@$l || ref ($l->[0])) {
return CgOp::rawnewarr('clr:LAD', map { construct_lad($_) } @$l);
} else {
my ($h,@r) = @$l;
return CgOp::rawnew("clr:LAD$h", map { construct_lad($_) } @r);
}
} else {
return $l;
}
}
sub letvar {
$_[1] ?
CgOp->new(op => [ 'poke_let', $_[0] ], zyg => [ $_[1] ]):
CgOp->new(op => [ 'peek_let', $_[0] ]);
}
sub clr_string { CgOp->new(op => [ 'clr_string', $_[0] ]); }
sub char { CgOp->new(op => [ 'clr_char', $_[0] ]); }
sub withtypes {
if (blessed($_[0])) {
prog(@_);
} else {
my $n = shift;
my $t = shift;
letn($n, null($t), withtypes(@_));
}
}
sub return {
$_[0] ?
CgOp->new(op => [ 'return', 1 ], zyg => [ $_[0] ]) :
CgOp->new(op => [ return => 0]);
}
sub rawscall {
my ($name, @args) = @_;
CgOp->new(op => [ 'clr_call_direct', $name ], zyg => [ @args ]);
}
sub rawcall {
my ($inv, $name, @args) = @_;
CgOp->new(op => [ 'clr_call_virt', $name ], zyg => [ $inv, @args ]);
}
sub label { CgOp->new(op => [ 'labelhere', $_[0] ]); }
sub goto {
my ($name) = @_;
CgOp->new(op => [ 'goto', $name ]);
}
sub cgoto { CgOp->new(op => [ 'cgoto', $_[0] ], zyg => [ $_[1] ]); }
sub ncgoto { CgOp->new(op => [ 'ncgoto', $_[0] ], zyg => [ $_[1] ]); }
sub rxpushb {
my ($tag, $lbl) = @_;
CgOp->new(op => [ 'rxpushb', $tag, $lbl ]);
}
sub rxbprim {
my ($name, @args) = @_;
CgOp->new(op => [ 'rxbprim', $name ], zyg => [ @args ]);
}
sub rawsget {
Carp::confess "Undefined name in rawsget" unless defined $_[0];
CgOp->new(op => [ 'clr_sfield_get', $_[0] ]);
}
sub rawsset {
Carp::confess "Undefined name in rawsset" unless defined $_[0];
CgOp->new(op => [ 'clr_sfield_set', $_[0] ], zyg => [ $_[1] ]);
}
sub rawnew {
my ($name, @args) = @_;
CgOp->new(op => [ 'clr_new', CLRTypes->mapt($name) ], zyg => \@args);
}
sub rawnewarr {
my ($name, @args) = @_;
CgOp->new(op => [ 'clr_new_arr', CLRTypes->mapt($name) ],
zyg => \@args);
}
sub rawnewzarr {
my ($name, $ni) = @_;
CgOp->new(op => [ 'clr_new_zarr', CLRTypes->mapt($name) ], zyg => [ $ni ]);
}
sub ann {
my ($file, $line, $stuff) = @_;
CgOp->new(op => [ 'ann', $line ], zyg => [$stuff]);
}
sub die {
my ($msg) = @_;
if (blessed($msg)) {
rawscall('Kernel.SearchForHandler', &int(5), null('clr:Niecza.Frame'),
&int(-1), null('str'), newscalar($msg));
} else {
rawscall('Kernel.Die', clr_string($msg));
}
}
sub letn {
my (@stuff) = @_;
if (blessed($stuff[0])) {
@stuff;
} else {
if (!@stuff) {
Carp::confess "Invalid letn protocol";
}
my ($name, $value) = splice @stuff, 0, 2;
CgOp->new(op => ['let', $name], zyg => [ $value, letn(@stuff) ]);
}
}
sub pos { CgOp->new(op => [ 'pos' ], zyg => [ _int($_[0]) ]); }
sub ternary {
CgOp->new(op => ['ternary'], zyg => [ $_[0], $_[1], $_[2] ]);
}
sub whileloop {
CgOp->new(op => ['while', $_[0], $_[1]], zyg => [ $_[2], $_[3] ]);
}
my $nextlet = 0;
sub let {
my ($head, $bodyf) = @_;
my $v = ($nextlet++);
letn($v, $head, $bodyf->(letvar($v)));
}
}
1;