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Add ONHEAP for List and HashMap

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This commit is contained in:
Christoffer Lerno
2025-03-03 12:20:18 +01:00
parent 3d6f28919c
commit 13f824e349
3 changed files with 74 additions and 46 deletions
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98
lib/std/collections/hashmap.c3
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@@ -14,6 +14,9 @@ const float DEFAULT_LOAD_FACTOR = 0.75;
const VALUE_IS_EQUATABLE = Value.is_eq;
const bool COPY_KEYS = types::implements_copy(Key);
const Allocator MAP_HEAP_ALLOCATOR = (Allocator)&dummy;
const HashMap ONHEAP = { .allocator = MAP_HEAP_ALLOCATOR };
struct Entry
{
@@ -34,11 +37,11 @@ struct HashMap (Printable)
<*
@param [&inout] allocator "The allocator to use"
@require capacity > 0 "The capacity must be 1 or higher"
@require load_factor > 0.0 "The load factor must be higher than 0"
@require !self.allocator "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY "Capacity cannot exceed maximum"
@param [&inout] allocator : "The allocator to use"
@require capacity > 0 : "The capacity must be 1 or higher"
@require load_factor > 0.0 : "The load factor must be higher than 0"
@require !self.is_initialized() : "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY : "Capacity cannot exceed maximum"
*>
fn HashMap* HashMap.init(&self, Allocator allocator, uint capacity = DEFAULT_INITIAL_CAPACITY, float load_factor = DEFAULT_LOAD_FACTOR)
{
@@ -51,10 +54,10 @@ fn HashMap* HashMap.init(&self, Allocator allocator, uint capacity = DEFAULT_INI
}
<*
@require capacity > 0 "The capacity must be 1 or higher"
@require load_factor > 0.0 "The load factor must be higher than 0"
@require !self.allocator "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY "Capacity cannot exceed maximum"
@require capacity > 0 : "The capacity must be 1 or higher"
@require load_factor > 0.0 : "The load factor must be higher than 0"
@require !self.is_initialized() : "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY : "Capacity cannot exceed maximum"
*>
fn HashMap* HashMap.tinit(&self, uint capacity = DEFAULT_INITIAL_CAPACITY, float load_factor = DEFAULT_LOAD_FACTOR)
{
@@ -62,12 +65,12 @@ fn HashMap* HashMap.tinit(&self, uint capacity = DEFAULT_INITIAL_CAPACITY, float
}
<*
@param [&inout] allocator "The allocator to use"
@require $vacount % 2 == 0 "There must be an even number of arguments provided for keys and values"
@require capacity > 0 "The capacity must be 1 or higher"
@require load_factor > 0.0 "The load factor must be higher than 0"
@require !self.allocator "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY "Capacity cannot exceed maximum"
@param [&inout] allocator : "The allocator to use"
@require $vacount % 2 == 0 : "There must be an even number of arguments provided for keys and values"
@require capacity > 0 : "The capacity must be 1 or higher"
@require load_factor > 0.0 : "The load factor must be higher than 0"
@require !self.is_initialized() : "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY : "Capacity cannot exceed maximum"
*>
macro HashMap* HashMap.init_with_key_values(&self, Allocator allocator, ..., uint capacity = DEFAULT_INITIAL_CAPACITY, float load_factor = DEFAULT_LOAD_FACTOR)
{
@@ -79,11 +82,11 @@ macro HashMap* HashMap.init_with_key_values(&self, Allocator allocator, ..., uin
}
<*
@require $vacount % 2 == 0 "There must be an even number of arguments provided for keys and values"
@require capacity > 0 "The capacity must be 1 or higher"
@require load_factor > 0.0 "The load factor must be higher than 0"
@require !self.allocator "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY "Capacity cannot exceed maximum"
@require $vacount % 2 == 0 : "There must be an even number of arguments provided for keys and values"
@require capacity > 0 : "The capacity must be 1 or higher"
@require load_factor > 0.0 : "The load factor must be higher than 0"
@require !self.is_initialized() : "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY : "Capacity cannot exceed maximum"
*>
macro HashMap* HashMap.tinit_with_key_values(&self, ..., uint capacity = DEFAULT_INITIAL_CAPACITY, float load_factor = DEFAULT_LOAD_FACTOR)
{
@@ -91,14 +94,14 @@ macro HashMap* HashMap.tinit_with_key_values(&self, ..., uint capacity = DEFAULT
}
<*
@param [in] keys "The keys for the HashMap entries"
@param [in] values "The values for the HashMap entries"
@param [&inout] allocator "The allocator to use"
@require keys.len == values.len "Both keys and values arrays must be the same length"
@require capacity > 0 "The capacity must be 1 or higher"
@require load_factor > 0.0 "The load factor must be higher than 0"
@require !self.allocator "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY "Capacity cannot exceed maximum"
@param [in] keys : "The keys for the HashMap entries"
@param [in] values : "The values for the HashMap entries"
@param [&inout] allocator : "The allocator to use"
@require keys.len == values.len : "Both keys and values arrays must be the same length"
@require capacity > 0 : "The capacity must be 1 or higher"
@require load_factor > 0.0 : "The load factor must be higher than 0"
@require !self.is_initialized() : "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY : "Capacity cannot exceed maximum"
*>
fn HashMap* HashMap.init_from_keys_and_values(&self, Allocator allocator, Key[] keys, Value[] values, uint capacity = DEFAULT_INITIAL_CAPACITY, float load_factor = DEFAULT_LOAD_FACTOR)
{
@@ -113,13 +116,13 @@ fn HashMap* HashMap.init_from_keys_and_values(&self, Allocator allocator, Key[]
<*
@param [in] keys "The keys for the HashMap entries"
@param [in] values "The values for the HashMap entries"
@require keys.len == values.len "Both keys and values arrays must be the same length"
@require capacity > 0 "The capacity must be 1 or higher"
@require load_factor > 0.0 "The load factor must be higher than 0"
@require !self.allocator "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY "Capacity cannot exceed maximum"
@param [in] keys : "The keys for the HashMap entries"
@param [in] values : "The values for the HashMap entries"
@require keys.len == values.len : "Both keys and values arrays must be the same length"
@require capacity > 0 : "The capacity must be 1 or higher"
@require load_factor > 0.0 : "The load factor must be higher than 0"
@require !self.is_initialized() : "Map was already initialized"
@require capacity < MAXIMUM_CAPACITY : "Capacity cannot exceed maximum"
*>
fn HashMap* HashMap.tinit_from_keys_and_values(&self, Key[] keys, Value[] values, uint capacity = DEFAULT_INITIAL_CAPACITY, float load_factor = DEFAULT_LOAD_FACTOR)
{
@@ -134,12 +137,13 @@ fn HashMap* HashMap.tinit_from_keys_and_values(&self, Key[] keys, Value[] values
*>
fn bool HashMap.is_initialized(&map)
{
return (bool)map.allocator;
return map.allocator && map.allocator.ptr != &dummy;
}
<*
@param [&inout] allocator "The allocator to use"
@param [&in] other_map "The map to copy from."
@param [&inout] allocator : "The allocator to use"
@param [&in] other_map : "The map to copy from."
@require !self.is_initialized() : "Map was already initialized"
*>
fn HashMap* HashMap.init_from_map(&self, Allocator allocator, HashMap* other_map)
{
@@ -150,6 +154,7 @@ fn HashMap* HashMap.init_from_map(&self, Allocator allocator, HashMap* other_map
<*
@param [&in] other_map "The map to copy from."
@require !map.is_initialized() : "Map was already initialized"
*>
fn HashMap* HashMap.tinit_from_map(&map, HashMap* other_map)
{
@@ -224,10 +229,15 @@ fn bool HashMap.has_key(&map, Key key)
fn bool HashMap.set(&map, Key key, Value value) @operator([]=)
{
// If the map isn't initialized, use the defaults to initialize it.
if (!map.allocator)
{
map.tinit();
}
switch (map.allocator.ptr)
{
case &dummy:
map.init(mem);
case null:
map.tinit();
default:
break;
}
uint hash = rehash(key.hash());
uint index = index_for(hash, map.table.len);
for (Entry *e = map.table[index]; e != null; e = e.next)
@@ -269,7 +279,7 @@ fn void HashMap.clear(&map)
fn void HashMap.free(&map)
{
if (!map.allocator) return;
if (!map.is_initialized()) return;
map.clear();
map.free_internal(map.table.ptr);
map.table = {};
@@ -578,3 +588,5 @@ macro uint index_for(uint hash, uint capacity) @private
{
return hash & (capacity - 1);
}
int dummy @local;