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#include "master.hpp"
namespace factor
{
array *factor_vm::allot_array(cell capacity, cell fill_)
{
data_root<object> fill(fill_,this);
array *new_array = allot_uninitialized_array<array>(capacity);
memset_cell(new_array->data(),fill.value(),capacity * sizeof(cell));
return new_array;
}
void factor_vm::primitive_array()
{
data_root<object> fill(ctx->pop(),this);
cell capacity = unbox_array_size();
array *new_array = allot_uninitialized_array<array>(capacity);
memset_cell(new_array->data(),fill.value(),capacity * sizeof(cell));
ctx->push(tag<array>(new_array));
}
cell factor_vm::allot_array_1(cell obj_)
{
data_root<object> obj(obj_,this);
data_root<array> a(allot_uninitialized_array<array>(1),this);
set_array_nth(a.untagged(),0,obj.value());
return a.value();
}
cell factor_vm::allot_array_2(cell v1_, cell v2_)
{
data_root<object> v1(v1_,this);
data_root<object> v2(v2_,this);
data_root<array> a(allot_uninitialized_array<array>(2),this);
set_array_nth(a.untagged(),0,v1.value());
set_array_nth(a.untagged(),1,v2.value());
return a.value();
}
cell factor_vm::allot_array_4(cell v1_, cell v2_, cell v3_, cell v4_)
{
data_root<object> v1(v1_,this);
data_root<object> v2(v2_,this);
data_root<object> v3(v3_,this);
data_root<object> v4(v4_,this);
data_root<array> a(allot_uninitialized_array<array>(4),this);
set_array_nth(a.untagged(),0,v1.value());
set_array_nth(a.untagged(),1,v2.value());
set_array_nth(a.untagged(),2,v3.value());
set_array_nth(a.untagged(),3,v4.value());
return a.value();
}
void factor_vm::primitive_resize_array()
{
data_root<array> a(ctx->pop(),this);
a.untag_check(this);
cell capacity = unbox_array_size();
ctx->push(tag<array>(reallot_array(a.untagged(),capacity)));
}
cell factor_vm::std_vector_to_array(std::vector<cell> &elements)
{
cell element_count = elements.size();
data_roots.push_back(data_root_range(&elements[0],element_count));
tagged<array> objects(allot_uninitialized_array<array>(element_count));
memcpy(objects->data(),&elements[0],element_count * sizeof(cell));
data_roots.pop_back();
return objects.value();
}
void growable_array::add(cell elt_)
{
factor_vm *parent = elements.parent;
data_root<object> elt(elt_,parent);
if(count == array_capacity(elements.untagged()))
elements = parent->reallot_array(elements.untagged(),count * 2);
parent->set_array_nth(elements.untagged(),count++,elt.value());
}
void growable_array::append(array *elts_)
{
factor_vm *parent = elements.parent;
data_root<array> elts(elts_,parent);
cell capacity = array_capacity(elts.untagged());
if(count + capacity > array_capacity(elements.untagged()))
{
elements = parent->reallot_array(elements.untagged(),
(count + capacity) * 2);
}
for(cell index = 0; index < capacity; index++)
parent->set_array_nth(elements.untagged(),count++,array_nth(elts.untagged(),index));
}
void growable_array::trim()
{
factor_vm *parent = elements.parent;
elements = parent->reallot_array(elements.untagged(),count);
}
}
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