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Remove core dn layer

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This commit is contained in:
doylet
2025-11-09 13:19:50 +11:00
parent 3aba851aef
commit a8c32301a9
31 changed files with 1719 additions and 2923 deletions
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Source/OS/dn_os.cpp
+2 -90
View File
@@ -8,8 +8,6 @@
#include <unistd.h> // getpagesize
#endif
static DN_OSCore *g_dn_os_core_;
static void DN_OS_LOGEmitFromTypeTypeFV_(DN_LOGTypeParam type, void *user_data, DN_CallSite call_site, DN_FMT_ATTRIB char const *fmt, va_list args)
{
DN_Assert(user_data);
@@ -85,92 +83,6 @@ static void DN_OS_LOGEmitFromTypeTypeFV_(DN_LOGTypeParam type, void *user_data,
DN_OS_PrintLnFV(dest, fmt, args);
}
DN_API void DN_OS_Init(DN_OSCore *os, DN_OSInitArgs *args)
{
g_dn_os_core_ = os;
// NOTE: OS
{
#if defined(DN_PLATFORM_WIN32)
SYSTEM_INFO system_info = {};
GetSystemInfo(&system_info);
os->logical_processor_count = system_info.dwNumberOfProcessors;
os->page_size = system_info.dwPageSize;
os->alloc_granularity = system_info.dwAllocationGranularity;
#else
#if defined(DN_PLATFORM_EMSCRIPTEN)
os->logical_processor_count = 1;
#else
os->logical_processor_count = get_nprocs();
#endif
os->page_size = getpagesize();
os->alloc_granularity = os->page_size;
#endif
}
// NOTE: Setup logging
DN_OS_EmitLogsWithOSPrintFunctions(os);
{
#if defined(DN_PLATFORM_EMSCRIPTEN)
os->arena = DN_ArenaFromHeap(DN_Megabytes(1), DN_ArenaFlags_NoAllocTrack);
#else
os->arena = DN_ArenaFromVMem(DN_Megabytes(1), DN_Kilobytes(4), DN_ArenaFlags_NoAllocTrack);
#endif
#if defined(DN_PLATFORM_WIN32)
os->platform_context = DN_ArenaNew(&os->arena, DN_W32Core, DN_ZMem_Yes);
#elif defined(DN_PLATFORM_POSIX) || defined(DN_PLATFORM_EMSCRIPTEN)
os->platform_context = DN_ArenaNew(&os->arena, DN_POSIXCore, DN_ZMem_Yes);
#endif
#if defined(DN_PLATFORM_WIN32)
DN_W32Core *w32 = DN_Cast(DN_W32Core *) os->platform_context;
InitializeCriticalSection(&w32->sync_primitive_free_list_mutex);
QueryPerformanceFrequency(&w32->qpc_frequency);
HMODULE module = LoadLibraryA("kernel32.dll");
if (module) {
w32->set_thread_description = DN_Cast(DN_W32SetThreadDescriptionFunc *) GetProcAddress(module, "SetThreadDescription");
FreeLibrary(module);
}
// NOTE: win32 bcrypt
wchar_t const BCRYPT_ALGORITHM[] = L"RNG";
long /*NTSTATUS*/ init_status = BCryptOpenAlgorithmProvider(&w32->bcrypt_rng_handle, BCRYPT_ALGORITHM, nullptr /*implementation*/, 0 /*flags*/);
if (w32->bcrypt_rng_handle && init_status == 0)
w32->bcrypt_init_success = true;
else
DN_LOG_ErrorF("Failed to initialise Windows secure random number generator, error: %d", init_status);
#else
DN_Posix_Init(DN_Cast(DN_POSIXCore *)os->platform_context);
#endif
}
// NOTE: Initialise tmem arenas which allocate memory and will be
// recorded to the now initialised allocation table. The initialisation
// of tmem memory may request tmem memory itself in leak tracing mode.
// This is supported as the tmem arenas defer allocation tracking until
// initialisation is done.
DN_OSTLSInitArgs tls_init_args = {};
if (args) {
tls_init_args.commit = args->tls_commit;
tls_init_args.reserve = args->tls_reserve;
tls_init_args.err_sink_reserve = args->tls_err_sink_reserve;
tls_init_args.err_sink_commit = args->tls_err_sink_commit;
}
DN_OS_TLSInit(&os->tls, tls_init_args);
DN_OS_TLSSetCurrentThreadTLS(&os->tls);
os->cpu_report = DN_CPUGetReport();
#define DN_CPU_FEAT_XENTRY(label) g_dn_cpu_feature_decl[DN_CPUFeature_##label] = {DN_CPUFeature_##label, DN_Str8Lit(#label)};
DN_CPU_FEAT_XMACRO
#undef DN_CPU_FEAT_XENTRY
DN_Assert(g_dn_os_core_);
}
DN_API void DN_OS_EmitLogsWithOSPrintFunctions(DN_OSCore *os)
{
DN_Assert(os);
@@ -321,7 +233,7 @@ DN_API bool DN_OS_DateIsValid(DN_OSDateTime date)
return true;
}
// NOTE: Other /////////////////////////////////////////////////////////////////////////////////////
// NOTE: Other
DN_API DN_Str8 DN_OS_EXEDir(DN_Arena *arena)
{
DN_Str8 result = {};
@@ -335,7 +247,7 @@ DN_API DN_Str8 DN_OS_EXEDir(DN_Arena *arena)
return result;
}
// NOTE: Counters //////////////////////////////////////////////////////////////////////////////////
// NOTE: Counters
DN_API DN_F64 DN_OS_PerfCounterS(uint64_t begin, uint64_t end)
{
uint64_t frequency = DN_OS_PerfCounterFrequency();