67 lines
2.2 KiB
C++
67 lines
2.2 KiB
C++
// See Context_Base in jai, and TCTX in raddebugger:
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internal void Bootstrap_Main_Thread_Context () {
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// Timed_Block_Print_No_Context("Bootstrap_Main_Thread_Context");
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// 0. Setup general allocator
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GPAllocator_Initialize_Allocation_Tracker();
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// 1. Setup arena table
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arena_free_list = (Arena_Free_List*)GPAllocator_New(sizeof(Arena_Free_List), 64, true); // permanent allocation.
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memset(arena_free_list, 0, sizeof(Arena_Free_List));
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initialize_arena_free_list(GPAllocator());
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// 2. #NewContext Setup thread local context
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ExpandableArena* arena_ex = expandable_arena_new(Arena_Reserve::Size_64M, 16);
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thread_local_context = New<Thread_Context>(allocator(arena_ex));
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thread_local_context->temp = expandable_arena_new(Arena_Reserve::Size_2M, 16);
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thread_local_context->arena = arena_ex;
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thread_local_context->allocator = allocator(arena_ex);
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thread_local_context->thread_idx = 0;
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thread_local_context->thread_name = "Main Thread";
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thread_local_context->log_builder = new_string_builder(Arena_Reserve::Size_64M);
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thread_local_context->error_arena = next_arena(Arena_Reserve::Size_64M);
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default_logger_initialize();
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thread_local_context->logger = {default_logger_proc, &default_logger};
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}
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struct Push_Arena {
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Thread_Context* context;
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Allocator original_allocator;
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Push_Arena(ExpandableArena* arena_ex) {
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Assert(is_valid(arena_ex));
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context = thread_context();
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Assert(context != nullptr);
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original_allocator = context->allocator;
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context->allocator = allocator(arena_ex);
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}
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Push_Arena(Arena* arena) {
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Assert(is_valid(arena));
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context = thread_context();
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Assert(context != nullptr);
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original_allocator = context->allocator;
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context->allocator = allocator(arena);
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}
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~Push_Arena() {
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context->allocator = original_allocator;
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}
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};
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force_inline void set_thread_context (Thread_Context* new_context) {
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thread_local_context = new_context;
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}
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void temp_reset_keeping_memory() {
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Thread_Context* context = thread_context();
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arena_reset(context->temp, false);
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}
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void temp_reset() { // alias: reset_temporary_storage.
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Thread_Context* context = thread_context();
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arena_reset(context->temp, true);
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}
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