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eliminate bifurcated rw lock path based on exclusive mode; promote thread operations to base layer, use os layer as impl; first pass on moving file streaming layer to base layer's async wavefront

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This commit is contained in:
Ryan Fleury
2025-09-17 14:47:55 -07:00
parent 99c989a3c3
commit 0d15b8670b
40 changed files with 450 additions and 607 deletions
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src/text_cache/text_cache.c
+12 -12
View File
@@ -1614,7 +1614,7 @@ txt_init(void)
txt_shared->u2p_ring_base = push_array_no_zero(arena, U8, txt_shared->u2p_ring_size);
txt_shared->u2p_ring_cv = cond_var_alloc();
txt_shared->u2p_ring_mutex = mutex_alloc();
txt_shared->evictor_thread = os_thread_launch(txt_evictor_thread__entry_point, 0, 0);
txt_shared->evictor_thread = thread_launch(txt_evictor_thread__entry_point, 0);
}
////////////////////////////////
@@ -1662,7 +1662,7 @@ txt_scope_close(TXT_Scope *scope)
U64 stripe_idx = slot_idx%txt_shared->stripes_count;
TXT_Slot *slot = &txt_shared->slots[slot_idx];
TXT_Stripe *stripe = &txt_shared->stripes[stripe_idx];
OS_MutexScopeR(stripe->rw_mutex)
MutexScopeR(stripe->rw_mutex)
{
for(TXT_Node *n = slot->first; n != 0; n = n->next)
{
@@ -1713,7 +1713,7 @@ txt_text_info_from_hash_lang(TXT_Scope *scope, U128 hash, TXT_LangKind lang)
TXT_Slot *slot = &txt_shared->slots[slot_idx];
TXT_Stripe *stripe = &txt_shared->stripes[stripe_idx];
B32 found = 0;
OS_MutexScopeR(stripe->rw_mutex)
MutexScopeR(stripe->rw_mutex)
{
for(TXT_Node *n = slot->first; n != 0; n = n->next)
{
@@ -1731,7 +1731,7 @@ txt_text_info_from_hash_lang(TXT_Scope *scope, U128 hash, TXT_LangKind lang)
B32 node_is_new = 0;
if(!found)
{
OS_MutexScopeW(stripe->rw_mutex)
MutexScopeW(stripe->rw_mutex)
{
TXT_Node *node = 0;
for(TXT_Node *n = slot->first; n != 0; n = n->next)
@@ -2157,7 +2157,7 @@ internal B32
txt_u2p_enqueue_req(U128 hash, TXT_LangKind lang, U64 endt_us)
{
B32 good = 0;
OS_MutexScope(txt_shared->u2p_ring_mutex) for(;;)
MutexScope(txt_shared->u2p_ring_mutex) for(;;)
{
U64 unconsumed_size = txt_shared->u2p_ring_write_pos - txt_shared->u2p_ring_read_pos;
U64 available_size = txt_shared->u2p_ring_size - unconsumed_size;
@@ -2184,7 +2184,7 @@ txt_u2p_enqueue_req(U128 hash, TXT_LangKind lang, U64 endt_us)
internal void
txt_u2p_dequeue_req(U128 *hash_out, TXT_LangKind *lang_out)
{
OS_MutexScope(txt_shared->u2p_ring_mutex) for(;;)
MutexScope(txt_shared->u2p_ring_mutex) for(;;)
{
U64 unconsumed_size = txt_shared->u2p_ring_write_pos - txt_shared->u2p_ring_read_pos;
if(unconsumed_size >= sizeof(*hash_out) + sizeof(*lang_out))
@@ -2216,7 +2216,7 @@ ASYNC_WORK_DEF(txt_parse_work)
//- rjf: take task
B32 got_task = 0;
OS_MutexScopeR(stripe->rw_mutex)
MutexScopeR(stripe->rw_mutex)
{
for(TXT_Node *n = slot->first; n != 0; n = n->next)
{
@@ -2245,7 +2245,7 @@ ASYNC_WORK_DEF(txt_parse_work)
//- rjf: grab pointers to working counters
U64 *bytes_processed_ptr = 0;
U64 *bytes_to_process_ptr = 0;
OS_MutexScopeR(stripe->rw_mutex)
MutexScopeR(stripe->rw_mutex)
{
for(TXT_Node *n = slot->first; n != 0; n = n->next)
{
@@ -2482,7 +2482,7 @@ ASYNC_WORK_DEF(txt_parse_work)
}
//- rjf: commit results to cache
if(got_task) OS_MutexScopeW(stripe->rw_mutex)
if(got_task) MutexScopeW(stripe->rw_mutex)
{
for(TXT_Node *n = slot->first; n != 0; n = n->next)
{
@@ -2511,7 +2511,7 @@ ASYNC_WORK_DEF(txt_parse_work)
internal void
txt_evictor_thread__entry_point(void *p)
{
ThreadNameF("[txt] evictor thread");
ThreadNameF("txt_evictor_thread");
for(;;)
{
U64 check_time_us = os_now_microseconds();
@@ -2524,7 +2524,7 @@ txt_evictor_thread__entry_point(void *p)
TXT_Slot *slot = &txt_shared->slots[slot_idx];
TXT_Stripe *stripe = &txt_shared->stripes[stripe_idx];
B32 slot_has_work = 0;
OS_MutexScopeR(stripe->rw_mutex)
MutexScopeR(stripe->rw_mutex)
{
for(TXT_Node *n = slot->first; n != 0; n = n->next)
{
@@ -2539,7 +2539,7 @@ txt_evictor_thread__entry_point(void *p)
}
}
}
if(slot_has_work) OS_MutexScopeW(stripe->rw_mutex)
if(slot_has_work) MutexScopeW(stripe->rw_mutex)
{
for(TXT_Node *n = slot->first, *next = 0; n != 0; n = next)
{
src/text_cache/text_cache.h
+1 -1
View File
@@ -252,7 +252,7 @@ struct TXT_Shared
Mutex u2p_ring_mutex;
// rjf: evictor thread
OS_Handle evictor_thread;
Thread evictor_thread;
};
////////////////////////////////