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#include "vm_assembler_pool.h"
#include "parse_context.h"
static VALUE cLiquidCVMAssemblerPool;
static void vm_assembler_pool_mark(void *ptr)
{
vm_assembler_pool_t *pool = ptr;
rb_gc_mark(pool->self);
}
static void vm_assembler_pool_free(void *ptr)
{
vm_assembler_pool_t *pool = ptr;
vm_assembler_element_t *element = pool->freelist;
while (element) {
vm_assembler_free(&element->vm_assembler);
vm_assembler_element_t *next = element->next;
xfree(element);
element = next;
}
xfree(pool);
}
static size_t vm_assembler_pool_memsize(const void *ptr)
{
const vm_assembler_pool_t *pool = ptr;
size_t elements_size = 0;
vm_assembler_element_t *element = pool->freelist;
while (element) {
elements_size += sizeof(vm_assembler_element_t) + vm_assembler_alloc_memsize(&element->vm_assembler);
element = element->next;
}
return sizeof(vm_assembler_pool_t) + elements_size;
}
const rb_data_type_t vm_assembler_pool_data_type = {
"liquid_vm_assembler_pool",
{ vm_assembler_pool_mark, vm_assembler_pool_free, vm_assembler_pool_memsize, },
NULL, NULL, RUBY_TYPED_FREE_IMMEDIATELY
};
VALUE vm_assembler_pool_new(void)
{
vm_assembler_pool_t *pool;
VALUE obj = TypedData_Make_Struct(cLiquidCVMAssemblerPool, vm_assembler_pool_t, &vm_assembler_pool_data_type, pool);
pool->self = obj;
pool->freelist = NULL;
return obj;
}
vm_assembler_t *vm_assembler_pool_alloc_assembler(vm_assembler_pool_t *pool)
{
vm_assembler_element_t *element;
if (!pool->freelist) {
element = xmalloc(sizeof(vm_assembler_element_t));
element->next = NULL;
vm_assembler_init(&element->vm_assembler);
} else {
element = pool->freelist;
pool->freelist = element->next;
}
return &element->vm_assembler;
}
static vm_assembler_element_t *get_element_from_assembler(vm_assembler_t *assembler)
{
return (vm_assembler_element_t *)((char *)assembler - offsetof(vm_assembler_element_t, vm_assembler));
}
void vm_assembler_pool_free_assembler(vm_assembler_t *assembler)
{
vm_assembler_element_t *element = get_element_from_assembler(assembler);
vm_assembler_free(&element->vm_assembler);
xfree(element);
}
void vm_assembler_pool_recycle_assembler(vm_assembler_pool_t *pool, vm_assembler_t *assembler)
{
vm_assembler_element_t *element = get_element_from_assembler(assembler);
vm_assembler_reset(&element->vm_assembler);
element->next = pool->freelist;
pool->freelist = element;
}
void liquid_define_vm_assembler_pool(void)
{
cLiquidCVMAssemblerPool = rb_define_class_under(mLiquidC, "VMAssemblerPool", rb_cObject);
rb_global_variable(&cLiquidCVMAssemblerPool);
rb_undef_alloc_func(cLiquidCVMAssemblerPool);
}
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