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Continue to norm stuff and remove useless stuff

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Maieul BOYER 2024-09-02 18:33:13 +02:00
parent 62ac9f3813
commit 1a40f20f0d
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9 changed files with 164 additions and 195 deletions
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40
parser/src/parser.c
View file

@ -117,7 +117,7 @@ static bool ts_parser__breakdown_top_of_stack(TSParser *self, t_stack_version ve
state = ts_language_next_state(self->language, state, ts_subtree_symbol(child));
}
ts_subtree_retain(child);
(child->ref_count++);
ts_stack_push(self->stack, slice.version, child, pending, state);
}
@ -447,7 +447,7 @@ static t_subtree ts_parser__lex(TSParser *self, t_stack_version version, TSState
if (found_external_token)
{
t_mut_subtree mut_result = ts_subtree_to_mut_unsafe(result);
t_subtree mut_result = (result);
ts_external_scanner_state_init(&mut_result->external_scanner_state, self->lexer.debug_buffer, external_scanner_state_len);
mut_result->has_external_scanner_state_change = external_scanner_state_changed;
}
@ -513,9 +513,9 @@ static bool ts_parser__select_children(TSParser *self, t_subtree left, const Sub
// not perform any allocation except for possibly growing the array to make
// room for its own heap data. The scratch tree is never explicitly released,
// so the same 'scratch trees' array can be reused again later.
t_mut_subtree scratch_tree = ts_subtree_new_node(ts_subtree_symbol(left), &self->scratch_trees, 0, self->language);
t_subtree scratch_tree = ts_subtree_new_node(ts_subtree_symbol(left), &self->scratch_trees, 0, self->language);
return ts_parser__select_tree(self, left, ts_subtree_from_mut(scratch_tree));
return ts_parser__select_tree(self, left, (scratch_tree));
}
static void ts_parser__shift(TSParser *self, t_stack_version version, TSStateId state, t_subtree lookahead, bool extra)
@ -524,9 +524,9 @@ static void ts_parser__shift(TSParser *self, t_stack_version version, TSStateId
t_subtree subtree_to_push = lookahead;
if (extra != ts_subtree_extra(lookahead) && is_leaf)
{
t_mut_subtree result = ts_subtree_make_mut(/*&self->tree_pool,*/ lookahead);
t_subtree result = ts_subtree_make_mut(/*&self->tree_pool,*/ lookahead);
ts_subtree_set_extra(&result, extra);
subtree_to_push = ts_subtree_from_mut(result);
subtree_to_push = (result);
}
ts_stack_push(self->stack, version, subtree_to_push, !is_leaf, state);
@ -579,7 +579,7 @@ static t_stack_version ts_parser__reduce(TSParser *self, t_stack_version version
SubtreeArray children = slice.subtrees;
ts_subtree_array_remove_trailing_extras(&children, &self->trailing_extras);
t_mut_subtree parent = ts_subtree_new_node(symbol, &children, production_id, self->language);
t_subtree parent = ts_subtree_new_node(symbol, &children, production_id, self->language);
// This pop operation may have caused multiple stack versions to collapse
// into one, because they all diverged from a common state. In that case,
@ -595,10 +595,10 @@ static t_stack_version ts_parser__reduce(TSParser *self, t_stack_version version
SubtreeArray next_slice_children = next_slice.subtrees;
ts_subtree_array_remove_trailing_extras(&next_slice_children, &self->trailing_extras2);
if (ts_parser__select_children(self, ts_subtree_from_mut(parent), &next_slice_children))
if (ts_parser__select_children(self, (parent), &next_slice_children))
{
ts_subtree_array_clear(/*&self->tree_pool,*/ &self->trailing_extras);
ts_subtree_release(/*&self->tree_pool,*/ ts_subtree_from_mut(parent));
ts_subtree_release(/*&self->tree_pool,*/ (parent));
array_swap(&self->trailing_extras, &self->trailing_extras2);
parent = ts_subtree_new_node(symbol, &next_slice_children, production_id, self->language);
}
@ -629,7 +629,7 @@ static t_stack_version ts_parser__reduce(TSParser *self, t_stack_version version
// Push the parent node onto the stack, along with any extra tokens that
// were previously on top of the stack.
ts_stack_push(self->stack, slice_version, ts_subtree_from_mut(parent), false, next_state);
ts_stack_push(self->stack, slice_version, (parent), false, next_state);
for (t_u32 j = 0; j < self->trailing_extras.size; j++)
{
ts_stack_push(self->stack, slice_version, self->trailing_extras.contents[j], false, next_state);
@ -671,10 +671,10 @@ static void ts_parser__accept(TSParser *self, t_stack_version version, t_subtree
const t_subtree *children = ts_subtree_children(tree);
for (t_u32 k = 0; k < child_count; k++)
{
ts_subtree_retain(children[k]);
(children[k]->ref_count++);
}
array_splice(&trees, j, 1, child_count, children);
root = ts_subtree_from_mut(ts_subtree_new_node(ts_subtree_symbol(tree), &trees, tree->production_id, self->language));
root = (ts_subtree_new_node(ts_subtree_symbol(tree), &trees, tree->production_id, self->language));
ts_subtree_release(/*&self->tree_pool, */ tree);
break;
}
@ -845,7 +845,7 @@ static bool ts_parser__recover_to_state(TSParser *self, t_stack_version version,
array_splice(&slice.subtrees, 0, 0, error_child_count, ts_subtree_children(error_tree));
for (t_u32 j = 0; j < error_child_count; j++)
{
ts_subtree_retain(slice.subtrees.contents[j]);
(slice.subtrees.contents[j]->ref_count++);
}
}
ts_subtree_array_delete(/*&self->tree_pool,*/ &error_trees);
@ -999,16 +999,16 @@ static void ts_parser__recover(TSParser *self, t_stack_version version, t_subtre
const TSParseAction *actions = ts_language_actions(self->language, 1, ts_subtree_symbol(lookahead), &n);
if (n > 0 && actions[n - 1].type == TSParseActionTypeShift && actions[n - 1].shift.extra)
{
t_mut_subtree mutable_lookahead = ts_subtree_make_mut(/*&self->tree_pool,*/ lookahead);
t_subtree mutable_lookahead = ts_subtree_make_mut(/*&self->tree_pool,*/ lookahead);
ts_subtree_set_extra(&mutable_lookahead, true);
lookahead = ts_subtree_from_mut(mutable_lookahead);
lookahead = (mutable_lookahead);
}
// Wrap the lookahead token in an ERROR.
SubtreeArray children = array_new();
array_reserve(&children, 1);
array_push(&children, lookahead);
t_mut_subtree error_repeat = ts_subtree_new_node(ts_builtin_sym_error_repeat, &children, 0, self->language);
t_subtree error_repeat = ts_subtree_new_node(ts_builtin_sym_error_repeat, &children, 0, self->language);
// If other tokens have already been skipped, so there is already an ERROR at the top of the
// stack, then pop that ERROR off the stack and wrap the two ERRORs together into one larger
@ -1034,12 +1034,12 @@ static void ts_parser__recover(TSParser *self, t_stack_version version, t_subtre
}
ts_stack_renumber_version(self->stack, pop.contents[0].version, version);
array_push(&pop.contents[0].subtrees, ts_subtree_from_mut(error_repeat));
array_push(&pop.contents[0].subtrees, (error_repeat));
error_repeat = ts_subtree_new_node(ts_builtin_sym_error_repeat, &pop.contents[0].subtrees, 0, self->language);
}
// Push the new ERROR onto the stack.
ts_stack_push(self->stack, version, ts_subtree_from_mut(error_repeat), false, ERROR_STATE);
ts_stack_push(self->stack, version, (error_repeat), false, ERROR_STATE);
if (ts_subtree_has_external_tokens(lookahead))
{
ts_stack_set_last_external_token(self->stack, version, ts_subtree_last_external_token(lookahead));
@ -1248,9 +1248,9 @@ static bool ts_parser__advance(TSParser *self, t_stack_version version, bool all
ts_language_table_entry(self->language, state, self->language->keyword_capture_token, &table_entry);
if (table_entry.action_count > 0)
{
t_mut_subtree mutable_lookahead = ts_subtree_make_mut(/*&self->tree_pool,*/ lookahead);
t_subtree mutable_lookahead = ts_subtree_make_mut(/*&self->tree_pool,*/ lookahead);
ts_subtree_set_symbol(&mutable_lookahead, self->language->keyword_capture_token, self->language);
lookahead = ts_subtree_from_mut(mutable_lookahead);
lookahead = (mutable_lookahead);
continue;
}
}

4
parser/src/stack/stack_add_link.c
View file

@ -39,7 +39,7 @@ void stack_node_add_link(t_stack_node *self, t_stack_link link)
if (ts_subtree_dynamic_precedence(\
link.subtree) > ts_subtree_dynamic_precedence(existing_link->subtree))
{
ts_subtree_retain(link.subtree);
(link.subtree->ref_count++);
ts_subtree_release(existing_link->subtree);
existing_link->subtree = link.subtree;
self->dynamic_precedence = link.node->dynamic_precedence
@ -74,7 +74,7 @@ void stack_node_add_link(t_stack_node *self, t_stack_link link)
self->links[self->link_count++] = link;
if (link.subtree)
{
ts_subtree_retain(link.subtree);
(link.subtree->ref_count++);
node_count += stack__subtree_node_count(link.subtree);
dynamic_precedence += ts_subtree_dynamic_precedence(link.subtree);
}

4
parser/src/stack/stack_funcs3.c
View file

@ -68,7 +68,7 @@ t_stack_version ts_stack__add_version(t_stack *self,
array_push(&self->heads, head);
stack_node_retain(node);
if (head.last_external_token)
ts_subtree_retain(head.last_external_token);
(head.last_external_token->ref_count++);
return ((t_stack_version)(self->heads.size - 1));
}
@ -103,7 +103,7 @@ void ts_stack_set_last_external_token(t_stack *self, t_stack_version version,
head = array_get(&self->heads, version);
if (token)
ts_subtree_retain(token);
(token->ref_count++);
if (head->last_external_token)
ts_subtree_release(head->last_external_token);
head->last_external_token = token;

2
parser/src/stack/stack_iter.c
View file

@ -106,7 +106,7 @@ t_stack_slice_array stack__iter(t_stack *self, t_stack_version version,
if (include_subtrees)
{
array_push(&next_iterator->subtrees, link.subtree);
ts_subtree_retain(link.subtree);
(link.subtree->ref_count++);
}
if (!ts_subtree_extra(link.subtree))
{

2
parser/src/stack/stack_version.c
View file

@ -60,7 +60,7 @@ t_stack_version ts_stack_copy_version(t_stack *self, t_stack_version version)
head = array_back(&self->heads);
stack_node_retain(head->node);
if (head->last_external_token)
ts_subtree_retain(head->last_external_token);
(head->last_external_token->ref_count++);
head->summary = NULL;
return (self->heads.size - 1);
}

252
parser/src/subtree.c
View file

@ -9,11 +9,6 @@
#include "parser/length.h"
#include "parser/subtree.h"
#define TS_MAX_INLINE_TREE_LENGTH 0
#define TS_MAX_TREE_POOL_SIZE 0
// SubtreeArray
void ts_subtree_array_copy(SubtreeArray self, SubtreeArray *dest)
{
dest->size = self.size;
@ -24,18 +19,14 @@ void ts_subtree_array_copy(SubtreeArray self, SubtreeArray *dest)
dest->contents = mem_alloc_array(self.capacity, sizeof(t_subtree));
mem_copy(dest->contents, self.contents, self.size * sizeof(t_subtree));
for (t_u32 i = 0; i < self.size; i++)
{
ts_subtree_retain(dest->contents[i]);
}
(dest->contents[i]->ref_count++);
}
}
void ts_subtree_array_clear(SubtreeArray *self)
{
for (t_u32 i = 0; i < self->size; i++)
{
ts_subtree_release(self->contents[i]);
}
array_clear(self);
}
@ -57,9 +48,7 @@ void ts_subtree_array_remove_trailing_extras(SubtreeArray *self, SubtreeArray *d
array_push(destination, last);
}
else
{
break;
}
}
ts_subtree_array_reverse(destination);
}
@ -68,7 +57,7 @@ void ts_subtree_array_reverse(SubtreeArray *self)
{
for (t_u32 i = 0, limit = self->size / 2; i < limit; i++)
{
size_t reverse_index = self->size - 1 - i;
size_t reverse_index = self->size - 1 - i;
t_subtree swap = self->contents[i];
self->contents[i] = self->contents[reverse_index];
self->contents[reverse_index] = swap;
@ -76,7 +65,7 @@ void ts_subtree_array_reverse(SubtreeArray *self)
}
t_subtree ts_subtree_new_leaf(TSSymbol symbol, Length padding, Length size, t_u32 lookahead_bytes, TSStateId parse_state,
bool has_external_tokens, bool depends_on_column, bool is_keyword, const TSLanguage *language)
bool has_external_tokens, bool depends_on_column, bool is_keyword, const TSLanguage *language)
{
TSSymbolMetadata metadata = ts_language_symbol_metadata(language, symbol);
bool extra = symbol == ts_builtin_sym_end;
@ -84,71 +73,73 @@ t_subtree ts_subtree_new_leaf(TSSymbol symbol, Length padding, Length size, t_u3
{
t_subtree_data *data = mem_alloc(sizeof(*data));
*data = (t_subtree_data){.ref_count = 1,
.padding = padding,
.size = size,
.lookahead_bytes = lookahead_bytes,
.error_cost = 0,
.child_count = 0,
.symbol = symbol,
.parse_state = parse_state,
.visible = metadata.visible,
.named = metadata.named,
.extra = extra,
.fragile_left = false,
.fragile_right = false,
.has_changes = false,
.has_external_tokens = has_external_tokens,
.has_external_scanner_state_change = false,
.depends_on_column = depends_on_column,
.is_missing = false,
.is_keyword = is_keyword,
{{.first_leaf = {.symbol = 0, .parse_state = 0}}}};
.padding = padding,
.size = size,
.lookahead_bytes = lookahead_bytes,
.error_cost = 0,
.child_count = 0,
.symbol = symbol,
.parse_state = parse_state,
.visible = metadata.visible,
.named = metadata.named,
.extra = extra,
.fragile_left = false,
.fragile_right = false,
.has_changes = false,
.has_external_tokens = has_external_tokens,
.has_external_scanner_state_change = false,
.depends_on_column = depends_on_column,
.is_missing = false,
.is_keyword = is_keyword,
{{.first_leaf = {.symbol = 0, .parse_state = 0}}}};
return (t_subtree)data;
}
}
void ts_subtree_set_symbol(t_mut_subtree *self, TSSymbol symbol, const TSLanguage *language)
void ts_subtree_set_symbol(t_subtree *self, TSSymbol symbol, const TSLanguage *language)
{
TSSymbolMetadata metadata = ts_language_symbol_metadata(language, symbol);
{
(*self)->symbol = symbol;
(*self)->named = metadata.named;
(*self)->visible = metadata.visible;
}
TSSymbolMetadata metadata;
metadata = ts_language_symbol_metadata(language, symbol);
(*self)->symbol = symbol;
(*self)->named = metadata.named;
(*self)->visible = metadata.visible;
}
t_subtree ts_subtree_new_error(t_i32 lookahead_char, Length padding, Length size, t_u32 bytes_scanned, TSStateId parse_state,
const TSLanguage *language)
const TSLanguage *language)
{
t_subtree result = ts_subtree_new_leaf(ts_builtin_sym_error, padding, size, bytes_scanned, parse_state, false, false, false, language);
t_subtree_data *data = (t_subtree_data *)result;
data->fragile_left = true;
data->fragile_right = true;
data->lookahead_char = lookahead_char;
t_subtree result;
result = ts_subtree_new_leaf(ts_builtin_sym_error, padding, size, bytes_scanned, parse_state, false, false, false, language);
result->fragile_left = true;
result->fragile_right = true;
result->lookahead_char = lookahead_char;
return result;
}
// Clone a subtree.
t_mut_subtree ts_subtree_clone(t_subtree self)
t_subtree ts_subtree_clone(t_subtree self)
{
size_t alloc_size = ts_subtree_alloc_size(self->child_count);
t_subtree *new_children = mem_alloc(alloc_size);
t_subtree *old_children = ts_subtree_children(self);
t_usize alloc_size;
t_usize i;
t_subtree *new_children;
t_subtree *old_children;
t_subtree_data *result;
alloc_size = ts_subtree_alloc_size(self->child_count);
new_children = mem_alloc(alloc_size);
old_children = ts_subtree_children(self);
mem_copy(new_children, old_children, alloc_size);
t_subtree_data *result = (t_subtree_data *)&new_children[self->child_count];
result = (t_subtree_data *)&new_children[self->child_count];
i = 0;
if (self->child_count > 0)
{
for (t_u32 i = 0; i < self->child_count; i++)
{
ts_subtree_retain(new_children[i]);
}
}
while (i < self->child_count)
(new_children[i++]->ref_count++);
else if (self->has_external_tokens)
{
result->external_scanner_state = ts_external_scanner_state_copy(&self->external_scanner_state);
}
result->ref_count = 1;
return (t_mut_subtree)result;
return ((t_subtree)result);
}
// Get mutable version of a subtree.
@ -156,48 +147,52 @@ t_mut_subtree ts_subtree_clone(t_subtree self)
// This takes ownership of the subtree. If the subtree has only one owner,
// this will directly convert it into a mutable version. Otherwise, it will
// perform a copy.
t_mut_subtree ts_subtree_make_mut(t_subtree self)
t_subtree ts_subtree_make_mut(t_subtree self)
{
if (self->ref_count == 1)
return ts_subtree_to_mut_unsafe(self);
t_mut_subtree result = ts_subtree_clone(self);
t_subtree result;
result = ts_subtree_clone(self);
ts_subtree_release(self);
return result;
}
static void ts_subtree__compress(t_mut_subtree self, t_u32 count, const TSLanguage *language, MutableSubtreeArray *stack)
static void ts_subtree__compress(t_subtree self, t_u32 count, const TSLanguage *language, SubtreeArray *stack)
{
t_u32 initial_stack_size = stack->size;
t_u32 initial_stack_size;
t_subtree tree;
TSSymbol symbol;
t_usize i;
t_subtree child_grandchild[2];
t_mut_subtree tree = self;
TSSymbol symbol = tree->symbol;
for (t_u32 i = 0; i < count; i++)
initial_stack_size = stack->size;
tree = self;
symbol = tree->symbol;
i = 0;
while (i < count)
{
if (tree->ref_count > 1 || tree->child_count < 2)
break;
t_mut_subtree child = ts_subtree_to_mut_unsafe(ts_subtree_children(tree)[0]);
if (child->child_count < 2 || child->ref_count > 1 || child->symbol != symbol)
child_grandchild[0] = (ts_subtree_children(tree)[0]);
if (child_grandchild[0]->child_count < 2 || child_grandchild[0]->ref_count > 1 || child_grandchild[0]->symbol != symbol)
break;
t_mut_subtree grandchild = ts_subtree_to_mut_unsafe(ts_subtree_children(child)[0]);
if (grandchild->child_count < 2 || grandchild->ref_count > 1 || grandchild->symbol != symbol)
child_grandchild[1] = (ts_subtree_children(child_grandchild[0])[0]);
if (child_grandchild[1]->child_count < 2 || child_grandchild[1]->ref_count > 1 || child_grandchild[1]->symbol != symbol)
break;
ts_subtree_children(tree)[0] = ts_subtree_from_mut(grandchild);
ts_subtree_children(child)[0] = ts_subtree_children(grandchild)[grandchild->child_count - 1];
ts_subtree_children(grandchild)[grandchild->child_count - 1] = ts_subtree_from_mut(child);
ts_subtree_children(tree)[0] = (child_grandchild[1]);
ts_subtree_children(child_grandchild[0])[0] = ts_subtree_children(child_grandchild[1])[child_grandchild[1]->child_count - 1];
ts_subtree_children(child_grandchild[1])[child_grandchild[1]->child_count - 1] = (child_grandchild[0]);
array_push(stack, tree);
tree = grandchild;
tree = child_grandchild[1];
i++;
}
while (stack->size > initial_stack_size)
{
tree = array_pop(stack);
t_mut_subtree child = ts_subtree_to_mut_unsafe(ts_subtree_children(tree)[0]);
t_mut_subtree grandchild = ts_subtree_to_mut_unsafe(ts_subtree_children(child)[child->child_count - 1]);
ts_subtree_summarize_children(grandchild, language);
ts_subtree_summarize_children(child, language);
child_grandchild[0] = (ts_subtree_children(tree)[0]);
child_grandchild[1] = (ts_subtree_children(child_grandchild[0])[child_grandchild[0]->child_count - 1]);
ts_subtree_summarize_children(child_grandchild[1], language);
ts_subtree_summarize_children(child_grandchild[0], language);
ts_subtree_summarize_children(tree, language);
}
}
@ -205,23 +200,23 @@ static void ts_subtree__compress(t_mut_subtree self, t_u32 count, const TSLangua
void ts_subtree_balance(t_subtree self, const TSLanguage *language)
{
MutableSubtreeArray balance_stack = array_new();
SubtreeArray balance_stack;
balance_stack = (SubtreeArray)array_new();
array_clear(&balance_stack);
if (ts_subtree_child_count(self) > 0 && self->ref_count == 1)
{
array_push(&balance_stack, ts_subtree_to_mut_unsafe(self));
}
array_push(&balance_stack, self);
while (balance_stack.size > 0)
{
t_mut_subtree tree = array_pop(&balance_stack);
t_subtree tree = array_pop(&balance_stack);
if (tree->repeat_depth > 0)
{
t_subtree child1 = ts_subtree_children(tree)[0];
t_subtree child2 = ts_subtree_children(tree)[tree->child_count - 1];
long repeat_delta = (long)ts_subtree_repeat_depth(child1) - (long)ts_subtree_repeat_depth(child2);
long repeat_delta = (long)ts_subtree_repeat_depth(child1) - (long)ts_subtree_repeat_depth(child2);
if (repeat_delta > 0)
{
t_u32 n = (t_u32)repeat_delta;
@ -237,16 +232,14 @@ void ts_subtree_balance(t_subtree self, const TSLanguage *language)
{
t_subtree child = ts_subtree_children(tree)[i];
if (ts_subtree_child_count(child) > 0 && child->ref_count == 1)
{
array_push(&balance_stack, ts_subtree_to_mut_unsafe(child));
}
array_push(&balance_stack, child);
}
}
array_delete(&balance_stack);
}
// Assign all of the node's properties that depend on its children.
void ts_subtree_summarize_children(t_mut_subtree self, const TSLanguage *language)
void ts_subtree_summarize_children(t_subtree self, const TSLanguage *language)
{
self->named_child_count = 0;
self->visible_child_count = 0;
@ -390,7 +383,7 @@ void ts_subtree_summarize_children(t_mut_subtree self, const TSLanguage *languag
// Create a new parent node with the given children.
//
// This takes ownership of the children array.
t_mut_subtree ts_subtree_new_node(TSSymbol symbol, SubtreeArray *children, t_u32 production_id, const TSLanguage *language)
t_subtree ts_subtree_new_node(TSSymbol symbol, SubtreeArray *children, t_u32 production_id, const TSLanguage *language)
{
TSSymbolMetadata metadata = ts_language_symbol_metadata(language, symbol);
bool fragile = symbol == ts_builtin_sym_error || symbol == ts_builtin_sym_error_repeat;
@ -405,21 +398,21 @@ t_mut_subtree ts_subtree_new_node(TSSymbol symbol, SubtreeArray *children, t_u32
t_subtree_data *data = (t_subtree_data *)&children->contents[children->size];
*data = (t_subtree_data){.ref_count = 1,
.symbol = symbol,
.child_count = children->size,
.visible = metadata.visible,
.named = metadata.named,
.has_changes = false,
.has_external_scanner_state_change = false,
.fragile_left = fragile,
.fragile_right = fragile,
.is_keyword = false,
{{
.visible_descendant_count = 0,
.production_id = production_id,
.first_leaf = {.symbol = 0, .parse_state = 0},
}}};
t_mut_subtree result = data;
.symbol = symbol,
.child_count = children->size,
.visible = metadata.visible,
.named = metadata.named,
.has_changes = false,
.has_external_scanner_state_change = false,
.fragile_left = fragile,
.fragile_right = fragile,
.is_keyword = false,
{{
.visible_descendant_count = 0,
.production_id = production_id,
.first_leaf = {.symbol = 0, .parse_state = 0},
}}};
t_subtree result = data;
ts_subtree_summarize_children(result, language);
return result;
}
@ -430,9 +423,9 @@ t_mut_subtree ts_subtree_new_node(TSSymbol symbol, SubtreeArray *children, t_u32
// having any effect on the parse state.
t_subtree ts_subtree_new_error_node(SubtreeArray *children, bool extra, const TSLanguage *language)
{
t_mut_subtree result = ts_subtree_new_node(ts_builtin_sym_error, children, 0, language);
t_subtree result = ts_subtree_new_node(ts_builtin_sym_error, children, 0, language);
result->extra = extra;
return ts_subtree_from_mut(result);
return ((result));
}
// Create a new 'missing leaf' node.
@ -446,30 +439,21 @@ t_subtree ts_subtree_new_missing_leaf(TSSymbol symbol, Length padding, t_u32 loo
return result;
}
void ts_subtree_retain(t_subtree self)
{
assert(self->ref_count > 0);
(*(t_u32 *)(&self->ref_count))++;
assert(self->ref_count != 0);
}
void ts_subtree_release(t_subtree self)
{
MutableSubtreeArray to_free;
SubtreeArray to_free;
to_free = (MutableSubtreeArray)array_new();
to_free = (SubtreeArray)array_new();
array_clear(&to_free);
assert(self->ref_count > 0);
if (--(*(t_u32 *)(&self->ref_count)) == 0)
{
array_push(&to_free, ts_subtree_to_mut_unsafe(self));
}
array_push(&to_free, (self));
while (to_free.size > 0)
{
t_mut_subtree tree = array_pop(&to_free);
t_subtree tree = array_pop(&to_free);
if (tree->child_count > 0)
{
t_subtree *children = ts_subtree_children(tree);
@ -478,9 +462,7 @@ void ts_subtree_release(t_subtree self)
t_subtree child = children[i];
assert(child->ref_count > 0);
if (--(*(t_u32 *)(&child->ref_count)) == 0)
{
array_push(&to_free, ts_subtree_to_mut_unsafe(child));
}
array_push(&to_free, (child));
}
mem_free(children);
}
@ -496,15 +478,15 @@ void ts_subtree_release(t_subtree self)
int ts_subtree_compare(t_subtree left, t_subtree right)
{
MutableSubtreeArray compare_stack = array_new();
SubtreeArray compare_stack = array_new();
array_push(&compare_stack, ts_subtree_to_mut_unsafe(left));
array_push(&compare_stack, ts_subtree_to_mut_unsafe(right));
array_push(&compare_stack, (left));
array_push(&compare_stack, (right));
while (compare_stack.size > 0)
{
right = ts_subtree_from_mut(array_pop(&compare_stack));
left = ts_subtree_from_mut(array_pop(&compare_stack));
right = (array_pop(&compare_stack));
left = (array_pop(&compare_stack));
int result = 0;
if (ts_subtree_symbol(left) < ts_subtree_symbol(right))
@ -526,8 +508,8 @@ int ts_subtree_compare(t_subtree left, t_subtree right)
{
t_subtree left_child = ts_subtree_children(left)[i - 1];
t_subtree right_child = ts_subtree_children(right)[i - 1];
array_push(&compare_stack, ts_subtree_to_mut_unsafe(left_child));
array_push(&compare_stack, ts_subtree_to_mut_unsafe(right_child));
array_push(&compare_stack, (left_child));
array_push(&compare_stack, (right_child));
}
}

2
parser/src/tree/tree_funcs1.c
View file

@ -26,7 +26,7 @@ TSTree *ts_tree_new(t_subtree root, const TSLanguage *language)
TSTree *ts_tree_copy(const TSTree *self)
{
ts_subtree_retain(self->root);
(self->root->ref_count++);
return (ts_tree_new(self->root, self->language));
}