diff --git a/code/api.odin b/code/api.odin index c28384e..47a9e00 100644 --- a/code/api.odin +++ b/code/api.odin @@ -18,54 +18,63 @@ ModuleAPI :: struct { write_time : FileTime, lib_version : i32, - startup : type_of( startup ), - shutdown : type_of( sectr_shutdown ), - reload : type_of( reload ), - tick : type_of( tick ), - clean_temp : type_of( clean_temp ), + startup : type_of( startup ), + shutdown : type_of( sectr_shutdown ), + reload : type_of( reload ), + tick : type_of( tick ), + clean_frame : type_of( clean_frame ), } @export -startup :: proc( live_mem : virtual.Arena, snapshot_mem : []u8, host_logger : ^ Logger ) +startup :: proc( persistent_mem, frame_mem, transient_mem, files_buffer_mem : ^VArena, host_logger : ^ Logger ) { logger_init( & Memory_App.logger, "Sectr", host_logger.file_path, host_logger.file ) context.logger = to_odin_logger( & Memory_App.logger ) // Setup memory for the first time { - arena_size :: size_of( Arena) - internals_size :: 4 * Megabyte - using Memory_App; - block := live_mem.curr_block + persistent = persistent_mem + frame = frame_mem + transient = transient_mem + files_buffer = files_buffer_mem - live = live_mem - snapshot = snapshot_mem - - persistent_slice := slice_ptr( block.base, Memory_Persistent_Size ) - transient_slice := slice_ptr( memory_after( persistent_slice), Memory_Trans_Temp_Szie ) - temp_slice := slice_ptr( memory_after( transient_slice), Memory_Trans_Temp_Szie ) - - when Use_TrackingAllocator { - // We assign the beginning of the block to be the host's persistent memory's arena. - // Then we offset past the arena and determine its slice to be the amount left after for the size of host's persistent. - persistent = tracked_allocator_init_vmem( persistent_slice, internals_size ) - transient = tracked_allocator_init_vmem( transient_slice, internals_size ) - temp = tracked_allocator_init_vmem( temp_slice , internals_size ) - } - else { - persistent = arena_allocator_init_vmem( persistent_slice ) - transient = arena_allocator_init_vmem( transient_slice ) - temp = arena_allocator_init_vmem( temp_slice ) - } - - context.allocator = transient_allocator() - context.temp_allocator = temp_allocator() + context.allocator = persistent_allocator() + context.temp_allocator = transient_allocator() } state := new( State, persistent_allocator() ) using state + // Setup General Slab + { + alignment := uint(mem.DEFAULT_ALIGNMENT) + + policy : SlabPolicy + policy_ptr := & policy + push( policy_ptr, SlabSizeClass { 16 * Megabyte, 4 * Kilobyte, alignment }) + push( policy_ptr, SlabSizeClass { 32 * Megabyte, 16 * Kilobyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 32 * Kilobyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 64 * Kilobyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 128 * Kilobyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 256 * Kilobyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 512 * Kilobyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 1 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 2 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 4 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 8 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 16 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 64 * Megabyte, 32 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 256 * Megabyte, 64 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 256 * Megabyte, 128 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 512 * Megabyte, 256 * Megabyte, alignment }) + push( policy_ptr, SlabSizeClass { 512 * Megabyte, 512 * Megabyte, alignment }) + + alloc_error : AllocatorError + general_slab, alloc_error = slab_init( policy_ptr, allocator = persistent_allocator() ) + verify( alloc_error == .None, "Failed to allocate the general slab allocator" ) + } + context.user_ptr = state input = & input_data[1] @@ -108,7 +117,7 @@ startup :: proc( live_mem : virtual.Arena, snapshot_mem : []u8, host_logger : ^ // path_squidgy_slimes := strings.concatenate( { Path_Assets, "Squidgy Slimes.ttf" } ) // font_squidgy_slimes = font_load( path_squidgy_slimes, 24.0, "Squidgy_Slime" ) - path_firacode := strings.concatenate( { Path_Assets, "FiraCode-Regular.ttf" }, temp_allocator() ) + path_firacode := strings.concatenate( { Path_Assets, "FiraCode-Regular.ttf" }, frame_allocator() ) font_firacode = font_load( path_firacode, 24.0, "FiraCode" ) // font_data, read_succeded : = os.read_entire_file( path_rec_mono_semicasual_reg ) @@ -162,7 +171,7 @@ sectr_shutdown :: proc() // Replay { - os.close( Memory_App.replay.active_file ) + file_close( Memory_App.replay.active_file ) } font_provider_shutdown() @@ -171,34 +180,17 @@ sectr_shutdown :: proc() } @export -reload :: proc( live_mem : virtual.Arena, snapshot_mem : []u8, host_logger : ^ Logger ) +reload :: proc( persistent_mem, frame_mem, transient_mem, files_buffer_mem : ^VArena, host_logger : ^ Logger ) { using Memory_App; - block := live_mem.curr_block - live = live_mem - snapshot = snapshot_mem + persistent = persistent_mem + frame = frame_mem + transient = transient_mem + files_buffer = files_buffer_mem - // This is no longer necessary as we have proper base address setting - when true - { - persistent_slice := slice_ptr( block.base, Memory_Persistent_Size ) - transient_slice := slice_ptr( memory_after( persistent_slice), Memory_Trans_Temp_Szie ) - temp_slice := slice_ptr( memory_after( transient_slice), Memory_Trans_Temp_Szie ) - - when Use_TrackingAllocator { - persistent = cast( ^ TrackedAllocator ) & persistent_slice[0] - transient = cast( ^ TrackedAllocator ) & transient_slice[0] - temp = cast( ^ TrackedAllocator ) & temp_slice[0] - } - else { - persistent = cast( ^ Arena ) & persistent_slice[0] - transient = cast( ^ Arena ) & transient_slice[0] - temp = cast( ^ Arena ) & temp_slice[0] - } - } - context.allocator = transient_allocator() - context.temp_allocator = temp_allocator() + context.allocator = persistent_allocator() + context.temp_allocator = transient_allocator() // Procedure Addresses are not preserved on hot-reload. They must be restored for persistent data. // The only way to alleviate this is to either do custom handles to allocators @@ -221,8 +213,8 @@ swap :: proc( a, b : ^ $Type ) -> ( ^ Type, ^ Type ) { @export tick :: proc( delta_time : f64, delta_ns : Duration ) -> b32 { - context.allocator = transient_allocator() - context.temp_allocator = temp_allocator() + context.allocator = frame_allocator() + context.temp_allocator = transient_allocator() get_state().frametime_delta_ns = delta_ns @@ -232,11 +224,6 @@ tick :: proc( delta_time : f64, delta_ns : Duration ) -> b32 } @export -clean_temp :: proc() { - when Use_TrackingAllocator { - mem.tracking_allocator_clear( & Memory_App.temp.tracker ) - } - else { - free_all( temp_allocator() ) - } +clean_frame :: proc() { + free_all( frame_allocator() ) } diff --git a/code/env.odin b/code/env.odin index 0004acd..fbf523f 100644 --- a/code/env.odin +++ b/code/env.odin @@ -16,91 +16,97 @@ Memory_Chunk_Size :: 2 * Gigabyte Memory_Persistent_Size :: 256 * Megabyte Memory_Trans_Temp_Szie :: (Memory_Chunk_Size - Memory_Persistent_Size ) / 2 -Memory_Base_Address_Persistent :: Terabyte * 1 -Memory_Base_Address_Frame :: Memory_Base_Address_Persistent + Memory_Reserve_Persistent +Memory_Base_Address_Persistent :: Terabyte * 1 +Memory_Base_Address_Frame :: Memory_Base_Address_Persistent + Memory_Reserve_Persistent * 2 +Memory_Base_Address_Transient :: Memory_Base_Address_Frame + Memory_Reserve_Frame * 2 +Memory_Base_Address_Files_Buffer :: Memory_Base_Address_Transient + Memory_Reserve_Transient * 2 -// TODO(Ed) : This is based off of using 32 gigs of my ram(Ed) as a maximum. -// Later on this has to be adjusted to be ratios based on user's system memory. -Memory_Reserve_Persistent :: 8 * Gigabyte -Memory_Reserve_Frame :: 4 * Gigabyte -Memory_Reserve_Transient :: 4 * Gigabyte -Memory_Reserve_FilesBuffer :: 16 * Gigabyte +// This reserve goes beyond the typical amount of ram the user has, +// TODO(Ed): Setup warnings when the amount is heading toward half the ram size +Memory_Reserve_Persistent :: 32 * Gigabyte +Memory_Reserve_Frame :: 16 * Gigabyte +Memory_Reserve_Transient :: 16 * Gigabyte +Memory_Reserve_FilesBuffer :: 64 * Gigabyte // TODO(Ed) : These are high for ease of use, they eventually need to be drastically minimized. -Memory_Commit_Initial_Persistent :: 256 * Megabyte -Memory_Commit_Initial_Frame :: 1 * Gigabyte -Memory_Commit_Initial_Transient :: 1 * Gigabyte -Memory_Commit_Initial_Filebuffer :: 2 * Gigabyte +Memory_Commit_Initial_Persistent :: 4 * Kilobyte +Memory_Commit_Initial_Frame :: 4 * Kilobyte +Memory_Commit_Initial_Transient :: 4 * Kilobyte +Memory_Commit_Initial_Filebuffer :: 4 * Kilobyte -// TODO(Ed): There is an issue with mutex locks on the tracking allocator.. -Use_TrackingAllocator :: false - -when Use_TrackingAllocator -{ - Memory :: struct { - live : virtual.Arena, - snapshot : []u8, - - persistent : ^ TrackedAllocator, - transient : ^ TrackedAllocator, - temp : ^ TrackedAllocator, - - replay : ReplayState, - logger : Logger, - } +MemorySnapshot :: struct { + persistent : []u8, + frame : []u8, + transient : []u8, + // files_buffer cannot be restored from snapshot } -else -{ - Memory :: struct { - live : virtual.Arena, - snapshot : []u8, - persistent : ^ Arena, - transient : ^ Arena, - temp : ^ Arena, +Memory :: struct { + persistent : ^VArena, + frame : ^VArena, + transient : ^VArena, + files_buffer : ^VArena, - replay : ReplayState, - logger : Logger, - } + // Should only be used for small memory allocation iterations + // Not for large memory env states + snapshot : MemorySnapshot, + + replay : ReplayState, + logger : Logger, } persistent_allocator :: proc() -> Allocator { - when Use_TrackingAllocator { - return tracked_allocator( Memory_App.persistent ) - } - else { - return arena_allocator( Memory_App.persistent ) - } + return varena_allocator( Memory_App.persistent ) +} + +frame_allocator :: proc() -> Allocator { + return varena_allocator( Memory_App.frame ) } transient_allocator :: proc() -> Allocator { - when Use_TrackingAllocator { - return tracked_allocator( Memory_App.transient ) - } - else { - return arena_allocator( Memory_App.transient ) - } + return varena_allocator( Memory_App.transient ) } -temp_allocator :: proc() -> Allocator { - when Use_TrackingAllocator { - return tracked_allocator( Memory_App.temp ) - } - else { - return arena_allocator( Memory_App.temp ) +files_buffer_allocator :: proc() -> Allocator { + return varena_allocator( Memory_App.files_buffer ) +} + +general_slab_allocator :: proc() -> Allocator { + return slab_allocator( get_state().general_slab ) +} + +// TODO(Ed) : Implment host memory mapping api +save_snapshot :: proc( snapshot : ^MemorySnapshot ) +{ + // Make sure the snapshot size is able to hold the current size of the arenas + // Grow the files & mapping otherwise + { + // TODO(Ed) : Implement eventually } + + persistent := Memory_App.persistent + mem.copy_non_overlapping( & snapshot.persistent[0], persistent.reserve_start, int(persistent.commit_used) ) + + frame := Memory_App.frame + mem.copy_non_overlapping( & snapshot.frame[0], frame.reserve_start, int(frame.commit_used) ) + + transient := Memory_App.transient + mem.copy_non_overlapping( & snapshot.transient[0], transient.reserve_start, int(transient.commit_used) ) } -save_snapshot :: proc( snapshot : [^]u8 ) { - live_ptr := cast( ^ rawptr ) Memory_App.live.curr_block.base - mem.copy_non_overlapping( & snapshot[0], live_ptr, Memory_Chunk_Size ) -} - -load_snapshot :: proc( snapshot : [^]u8 ) { - live_ptr := cast( ^ rawptr ) Memory_App.live.curr_block.base - mem.copy_non_overlapping( live_ptr, snapshot, Memory_Chunk_Size ) +// TODO(Ed) : Implment host memory mapping api +load_snapshot :: proc( snapshot : ^MemorySnapshot ) { + persistent := Memory_App.persistent + mem.copy_non_overlapping( persistent.reserve_start, & snapshot.persistent[0], int(persistent.commit_used) ) + + frame := Memory_App.frame + mem.copy_non_overlapping( frame.reserve_start, & snapshot.frame[0], int(frame.commit_used) ) + + transient := Memory_App.transient + mem.copy_non_overlapping( transient.reserve_start, & snapshot.transient[0], int(transient.commit_used) ) } +// TODO(Ed) : Implement usage of this MemoryConfig :: struct { reserve_persistent : uint, reserve_frame : uint, @@ -124,6 +130,8 @@ AppConfig :: struct { } State :: struct { + general_slab : Slab, + font_provider_data : FontProviderData, input_data : [2]InputState, @@ -157,12 +165,7 @@ State :: struct { } get_state :: proc "contextless" () -> ^ State { - when Use_TrackingAllocator { - return cast( ^ State ) raw_data( Memory_App.persistent.backing.data ) - } - else { - return cast( ^ State ) raw_data( Memory_App.persistent. data ) - } + return cast( ^ State ) Memory_App.persistent.reserve_start } AppWindow :: struct { diff --git a/code/grime_memory.odin b/code/grime_memory.odin index 8493c85..af84e38 100644 --- a/code/grime_memory.odin +++ b/code/grime_memory.odin @@ -56,7 +56,9 @@ memory_after :: #force_inline proc "contextless" ( slice : []byte ) -> ( ^ byte) } memory_after_header :: #force_inline proc "contextless" ( header : ^($ Type) ) -> ( [^]byte) { - return cast( [^]byte) (cast( [^]Type) header)[ 1:] + // return cast( [^]byte) (cast( [^]Type) header)[ 1:] + result := cast( [^]byte) ptr_offset( header, size_of(Type) ) + return result } @(require_results) diff --git a/code/grime_pool_allocator.odin b/code/grime_pool_allocator.odin index 5219fdc..55fd1d7 100644 --- a/code/grime_pool_allocator.odin +++ b/code/grime_pool_allocator.odin @@ -67,7 +67,9 @@ pool_init :: proc ( pool.block_size = block_size pool.alignment = alignment - alloc_error = pool_allocate_buckets( pool, bucket_reserve_num ) + if bucket_reserve_num > 0 { + alloc_error = pool_allocate_buckets( pool, bucket_reserve_num ) + } pool.current_bucket = pool.bucket_list.first return } diff --git a/code/grime_slab_allocator.odin b/code/grime_slab_allocator.odin index 6df35c8..877547e 100644 --- a/code/grime_slab_allocator.odin +++ b/code/grime_slab_allocator.odin @@ -63,6 +63,12 @@ Slab :: struct { using header : ^SlabHeader, } +slab_allocator :: proc( slab : Slab ) -> ( allocator : Allocator ) { + allocator.procedure = slab_allocator_proc + allocator.data = slab.header + return +} + slab_init :: proc( policy : ^SlabPolicy, bucket_reserve_num : uint = 0, allocator : Allocator ) -> ( slab : Slab, alloc_error : AllocatorError ) { header_size :: size_of( SlabHeader ) @@ -83,7 +89,7 @@ slab_init_pools :: proc ( using self : Slab, bucket_reserve_num : uint = 0 ) -> for id in 0 ..< policy.idx { using size_class := policy.items[id] - pool, alloc_error := pool_init( block_size, block_alignment, bucket_capacity, bucket_reserve_num, backing ) + pool, alloc_error := pool_init( block_size, bucket_capacity, bucket_reserve_num, block_alignment, backing ) if alloc_error != .None do return alloc_error push( & self.pools, pool ) diff --git a/code/grime_virtual_arena.odin b/code/grime_virtual_arena.odin index a5ff607..51d42c2 100644 --- a/code/grime_virtual_arena.odin +++ b/code/grime_virtual_arena.odin @@ -41,8 +41,8 @@ VArena :: struct { varena_default_growth_policy :: proc( commit_used, committed, reserved, requested_size : uint ) -> uint { - @static commit_limit := uint(2 * Megabyte) - @static increment := uint(Megabyte) + @static commit_limit := uint(1 * Megabyte) + @static increment := uint(16 * Kilobyte) page_size := uint(virtual_get_page_size()) if increment < Gigabyte && committed > commit_limit { @@ -72,8 +72,8 @@ varena_init :: proc( base_address : uintptr, to_reserve, to_commit : uint, { page_size := uint(virtual_get_page_size()) verify( page_size > size_of(VirtualMemoryRegion), "Make sure page size is not smaller than a VirtualMemoryRegion?") - verify( to_reserve > page_size, "Attempted to reserve less than a page size" ) - verify( to_commit > page_size, "Attempted to commit less than a page size") + verify( to_reserve >= page_size, "Attempted to reserve less than a page size" ) + verify( to_commit >= page_size, "Attempted to commit less than a page size") verify( to_reserve >= to_commit, "Attempted to commit more than there is to reserve" ) vmem : VirtualMemoryRegion @@ -114,7 +114,7 @@ varena_alloc :: proc( using self : ^VArena, sync.mutex_guard( & mutex ) alignment_offset := uint(0) - current_offset := cast(uintptr) reserve_start[ committed:] + current_offset := cast(uintptr) reserve_start[ commit_used:] mask := uintptr(alignment - 1) if current_offset & mask != 0 { @@ -128,24 +128,30 @@ varena_alloc :: proc( using self : ^VArena, } to_be_used : uint - to_be_used, overflow_signal = intrinsics.overflow_add( commit_used, requested_size ) + to_be_used, overflow_signal = intrinsics.overflow_add( commit_used, size_to_allocate ) if overflow_signal || to_be_used > reserved { alloc_error = .Out_Of_Memory return } - if needs_more_committed := committed - commit_used < size; needs_more_committed + header_offset := uint( uintptr(reserve_start) - uintptr(base_address) ) + + commit_left := committed - commit_used - header_offset + needs_more_committed := commit_left < size_to_allocate + if needs_more_committed { - next_commit_size := growth_policy( commit_used, committed, reserved, requested_size ) + next_commit_size := growth_policy( commit_used, committed, reserved, size_to_allocate ) alloc_error = virtual_commit( vmem, next_commit_size ) if alloc_error != .None { return } } - data = slice_ptr( reserve_start[ commit_used:], int(requested_size) ) - commit_used += requested_size - alloc_error = .None + aligned_start := uintptr(self.commit_used + alignment_offset) + data_ptr := rawptr(uintptr( reserve_start ) + aligned_start) + data = byte_slice( data_ptr, int(requested_size) ) + commit_used += size_to_allocate + alloc_error = .None if zero_memory { slice.zero( data ) diff --git a/code/grime_virtual_memory.odin b/code/grime_virtual_memory.odin index bc9d415..396cdc7 100644 --- a/code/grime_virtual_memory.odin +++ b/code/grime_virtual_memory.odin @@ -36,8 +36,9 @@ virtual_commit :: proc "contextless" ( using vmem : VirtualMemoryRegion, size : return .None } - page_size := uint(virtual_get_page_size()) - to_commit := memory_align_formula( size, page_size ) + header_size := size_of(VirtualMemoryRegionHeader) + page_size := uint(virtual_get_page_size()) + to_commit := memory_align_formula( size, page_size ) alloc_error = core_virtual.commit( base_address, to_commit ) if alloc_error != .None { @@ -98,14 +99,17 @@ when ODIN_OS != OS_Type.Windows { virtual__reserve :: proc "contextless" ( base_address : uintptr, size : uint ) -> ( vmem : VirtualMemoryRegion, alloc_error : AllocatorError ) { + header_size := size_of(VirtualMemoryRegionHeader) + // Ignoring the base address, add an os specific impl if you want it. data : []byte - data, alloc_error := core_virtual.reserve( size ) or_return + data, alloc_error := core_virtual.reserve( header_size + size ) or_return + alloc_error := core_virtual.commit( header_size ) vmem.base_address := cast( ^VirtualMemoryRegionHeader ) raw_data(data) vmem.reserve_start = memory_after_header(vmem.base_address) vmem.reserved = len(data) - vmem.committed = 0 + vmem.committed = header_size return } diff --git a/code/grime_vmem_windows.odin b/code/grime_vmem_windows.odin index b16b918..82bd5c4 100644 --- a/code/grime_vmem_windows.odin +++ b/code/grime_vmem_windows.odin @@ -4,11 +4,14 @@ since I want full control of it for debug purposes. */ package sectr -import "core:mem/virtual" +import core_virtual "core:mem/virtual" import win32 "core:sys/windows" when ODIN_OS == OS_Type.Windows { +WIN32_ERROR_INVALID_ADDRESS :: 487 +WIN32_ERROR_COMMITMENT_LIMIT :: 1455 + @(require_results) virtual__reserve :: proc "contextless" ( base_address : uintptr, size : uint ) -> ( vmem : VirtualMemoryRegion, alloc_error : AllocatorError ) @@ -20,11 +23,28 @@ proc "contextless" ( base_address : uintptr, size : uint ) -> ( vmem : VirtualMe alloc_error = .Out_Of_Memory return } + result = win32.VirtualAlloc( rawptr(base_address), header_size, win32.MEM_COMMIT, win32.PAGE_READWRITE ) + if result == nil + { + switch err := win32.GetLastError(); err + { + case 0: + alloc_error = .Invalid_Argument + return + + case WIN32_ERROR_INVALID_ADDRESS, WIN32_ERROR_COMMITMENT_LIMIT: + alloc_error = .Out_Of_Memory + return + } + + alloc_error = .Out_Of_Memory + return + } vmem.base_address = cast(^VirtualMemoryRegionHeader) result vmem.reserve_start = memory_after_header(vmem.base_address) vmem.reserved = size - vmem.committed = 0 + vmem.committed = header_size alloc_error = .None return } diff --git a/code/host/host.odin b/code/host/host.odin index 08e3c39..e017aec 100644 --- a/code/host/host.odin +++ b/code/host/host.odin @@ -31,6 +31,7 @@ import fmt_io "core:fmt" import "core:log" import "core:mem" Allocator :: mem.Allocator + AllocatorError :: mem.Allocator_Error TrackingAllocator :: mem.Tracking_Allocator import "core:mem/virtual" Arena :: virtual.Arena @@ -59,6 +60,8 @@ import "core:time" thread_sleep :: time.sleep import rl "vendor:raylib" import sectr "../." + VArena :: sectr.VArena + varena_init :: sectr.varena_init fatal :: sectr.fatal file_is_locked :: sectr.file_is_locked file_copy_sync :: sectr.file_copy_sync @@ -92,39 +95,41 @@ when ODIN_OS == runtime.Odin_OS_Type.Windows } RuntimeState :: struct { - running : b32, - memory : VMemChunk, - sectr_api : sectr.ModuleAPI, + running : b32, + client_memory : ClientMemory, + sectr_api : sectr.ModuleAPI, } -VMemChunk :: struct { - og_allocator : Allocator, - og_temp_allocator : Allocator, - host_persistent : TrackedAllocator, - host_transient : TrackedAllocator, - sectr_live : Arena, - sectr_snapshot : []u8 +ClientMemory :: struct { + persistent : VArena, + frame : VArena, + transient : VArena, + files_buffer : VArena, } -setup_memory :: proc() -> VMemChunk +setup_memory :: proc() -> ClientMemory { - memory : VMemChunk; using memory - - Host_Persistent_Size :: 32 * Megabyte - Host_Transient_Size :: 96 * Megabyte - Internals_Size :: 4 * Megabyte - - host_persistent = tracked_allocator_init( Host_Persistent_Size, Internals_Size ) - host_transient = tracked_allocator_init( Host_Transient_Size, Internals_Size ) + memory : ClientMemory; using memory // Setup the static arena for the entire application { - base_address : rawptr = transmute( rawptr) u64(sectr.Memory_Base_Address) - result := arena_init_static( & sectr_live, base_address, sectr.Memory_Chunk_Size, sectr.Memory_Chunk_Size ) - verify( result == runtime.Allocator_Error.None, "Failed to allocate live memory for the sectr module" ) + alloc_error : AllocatorError + persistent, alloc_error = varena_init( sectr.Memory_Base_Address_Persistent, sectr.Memory_Reserve_Persistent, sectr.Memory_Commit_Initial_Persistent, nil ) + verify( alloc_error == .None, "Failed to allocate persistent virtual arena for the sectr module") + + frame, alloc_error = varena_init( sectr.Memory_Base_Address_Frame, sectr.Memory_Reserve_Frame, sectr.Memory_Commit_Initial_Frame, nil ) + verify( alloc_error == .None, "Failed to allocate frame virtual arena for the sectr module") + + transient, alloc_error = varena_init( sectr.Memory_Base_Address_Transient, sectr.Memory_Reserve_Transient, sectr.Memory_Commit_Initial_Transient, nil ) + verify( alloc_error == .None, "Failed to allocate transient virtual arena for the sectr module") + + files_buffer, alloc_error = varena_init( sectr.Memory_Base_Address_Files_Buffer, sectr.Memory_Reserve_FilesBuffer, sectr.Memory_Commit_Initial_Filebuffer, nil ) + verify( alloc_error == .None, "Failed to allocate files buffer virtual arena for the sectr module") } // Setup memory mapped io for snapshots + // TODO(Ed) : We cannot do this with our growing arenas. Instead we need to map on demand for saving and loading + when false { snapshot_file, open_error := file_open( Path_Snapshot, FileFlag_ReadWrite | FileFlag_Create ) verify( open_error == os.ERROR_NONE, "Failed to open snapshot file for the sectr module" ) @@ -142,9 +147,6 @@ setup_memory :: proc() -> VMemChunk file_close(snapshot_file) } - // Reassign default allocators for host - memory.og_allocator = context.allocator - memory.og_temp_allocator = context.temp_allocator log("Memory setup") return memory; } @@ -168,18 +170,18 @@ load_sectr_api :: proc( version_id : i32 ) -> (loaded_module : sectr.ModuleAPI) return } - startup := cast( type_of( sectr.startup )) os_lib_get_proc( lib, "startup" ) - shutdown := cast( type_of( sectr.sectr_shutdown )) os_lib_get_proc( lib, "sectr_shutdown" ) - reload := cast( type_of( sectr.reload )) os_lib_get_proc( lib, "reload" ) - tick := cast( type_of( sectr.tick )) os_lib_get_proc( lib, "tick" ) - clean_temp := cast( type_of( sectr.clean_temp )) os_lib_get_proc( lib, "clean_temp" ) + startup := cast( type_of( sectr.startup )) os_lib_get_proc( lib, "startup" ) + shutdown := cast( type_of( sectr.sectr_shutdown )) os_lib_get_proc( lib, "sectr_shutdown" ) + reload := cast( type_of( sectr.reload )) os_lib_get_proc( lib, "reload" ) + tick := cast( type_of( sectr.tick )) os_lib_get_proc( lib, "tick" ) + clean_frame := cast( type_of( sectr.clean_frame )) os_lib_get_proc( lib, "clean_frame" ) missing_symbol : b32 = false - if startup == nil do log("Failed to load sectr.startup symbol", LogLevel.Warning ) - if shutdown == nil do log("Failed to load sectr.shutdown symbol", LogLevel.Warning ) - if reload == nil do log("Failed to load sectr.reload symbol", LogLevel.Warning ) - if tick == nil do log("Failed to load sectr.tick symbol", LogLevel.Warning ) - if clean_temp == nil do log("Failed to load sector.clean_temp symbol", LogLevel.Warning ) + if startup == nil do log("Failed to load sectr.startup symbol", LogLevel.Warning ) + if shutdown == nil do log("Failed to load sectr.shutdown symbol", LogLevel.Warning ) + if reload == nil do log("Failed to load sectr.reload symbol", LogLevel.Warning ) + if tick == nil do log("Failed to load sectr.tick symbol", LogLevel.Warning ) + if clean_frame == nil do log("Failed to load sector.clean_frame symbol", LogLevel.Warning ) if missing_symbol { runtime.debug_trap() return @@ -191,11 +193,11 @@ load_sectr_api :: proc( version_id : i32 ) -> (loaded_module : sectr.ModuleAPI) write_time = write_time, lib_version = version_id, - startup = startup, - shutdown = shutdown, - reload = reload, - tick = tick, - clean_temp = clean_temp, + startup = startup, + shutdown = shutdown, + reload = reload, + tick = tick, + clean_frame = clean_frame, } return } @@ -208,7 +210,7 @@ unload_sectr_api :: proc( module : ^ sectr.ModuleAPI ) log("Unloaded sectr API") } -sync_sectr_api :: proc( sectr_api : ^ sectr.ModuleAPI, memory : ^ VMemChunk, logger : ^ Logger ) +sync_sectr_api :: proc( sectr_api : ^sectr.ModuleAPI, memory : ^ClientMemory, logger : ^Logger ) { if write_time, result := os.last_write_time_by_name( Path_Sectr_Module ); result == os.ERROR_NONE && sectr_api.write_time != write_time @@ -223,7 +225,12 @@ sync_sectr_api :: proc( sectr_api : ^ sectr.ModuleAPI, memory : ^ VMemChunk, log sectr_api ^ = load_sectr_api( version_id ) verify( sectr_api.lib_version != 0, "Failed to hot-reload the sectr module" ) - sectr_api.reload( memory.sectr_live, memory.sectr_snapshot, logger ) + sectr_api.reload( + & memory.persistent, + & memory.frame, + & memory.transient, + & memory.files_buffer, + logger ) } } @@ -260,16 +267,10 @@ main :: proc() log( to_str(builder) ) } - // Basic Giant VMem Block - { - // By default odin uses a growing arena for the runtime context - // We're going to make it static for the prototype and separate it from the 'project' memory. - // Then shove the context allocator for the engine to it. - // The project's context will use its own subsection arena allocator. - memory = setup_memory() - } + memory := setup_memory() // TODO(Ed): Cannot use the manually created allocators for the host. Not sure why + // Something is wrong with the tracked_allocator init // context.allocator = tracked_allocator( & memory.host_persistent ) // context.temp_allocator = tracked_allocator( & memory.host_transient ) @@ -281,7 +282,12 @@ main :: proc() running = true; sectr_api = sectr_api - sectr_api.startup( memory.sectr_live, memory.sectr_snapshot, & logger ) + sectr_api.startup( + & memory.persistent, + & memory.frame, + & memory.transient, + & memory.files_buffer, + & logger ) delta_ns : Duration @@ -294,7 +300,7 @@ main :: proc() sync_sectr_api( & sectr_api, & memory, & logger ) running = sectr_api.tick( duration_seconds( delta_ns ), delta_ns ) - sectr_api.clean_temp() + sectr_api.clean_frame() delta_ns = time.tick_lap_time( & start_tick ) } diff --git a/code/host/memory_windows.odin b/code/host/memory_windows.odin deleted file mode 100644 index db74573..0000000 --- a/code/host/memory_windows.odin +++ /dev/null @@ -1,140 +0,0 @@ -// TODO(Ed): Move this to the grime module when its made -// This was made becaause odin didn't expose the base_address param that virtual alloc allows. -package host - -import "base:runtime" -import "core:mem" -import "core:mem/virtual" - -import win32 "core:sys/windows" - -when ODIN_OS == runtime.Odin_OS_Type.Windows { -@(private="file") -virtual_Platform_Memory_Block :: struct { - block: virtual.Memory_Block, - committed: uint, - reserved: uint, -} - -@(private="file", require_results) -memory_align_formula :: #force_inline proc "contextless" (size, align: uint) -> uint { - result := size + align - 1 - return result - result % align -} - - -@(private="file") -win32_reserve_with_base_address :: proc "contextless" (base_address : rawptr, size: uint) -> (data: []byte, err: virtual.Allocator_Error) { - result := win32.VirtualAlloc(base_address, size, win32.MEM_RESERVE, win32.PAGE_READWRITE) - if result == nil { - err = .Out_Of_Memory - return - } - data = ([^]byte)(result)[:size] - return -} - -@(private="file") -platform_memory_alloc :: proc "contextless" (to_commit, to_reserve: uint, base_address : rawptr) -> - (block: ^virtual_Platform_Memory_Block, err: virtual.Allocator_Error) -{ - to_commit, to_reserve := to_commit, to_reserve - to_reserve = max(to_commit, to_reserve) - - total_to_reserved := max(to_reserve, size_of( virtual_Platform_Memory_Block)) - to_commit = clamp(to_commit, size_of( virtual_Platform_Memory_Block), total_to_reserved) - - data := win32_reserve_with_base_address(base_address, total_to_reserved) or_return - virtual.commit(raw_data(data), to_commit) - - block = (^virtual_Platform_Memory_Block)(raw_data(data)) - block.committed = to_commit - block.reserved = to_reserve - return -} - -@(private="file") -platform_memory_commit :: proc "contextless" (block: ^virtual_Platform_Memory_Block, to_commit: uint) -> (err: virtual.Allocator_Error) { - if to_commit < block.committed { - return nil - } - if to_commit > block.reserved { - return .Out_Of_Memory - } - - virtual.commit(block, to_commit) or_return - block.committed = to_commit - return nil -} - -@(private="file", require_results) -memory_block_alloc :: proc(committed, reserved: uint, base_address : rawptr, - alignment : uint = 0, - flags : virtual.Memory_Block_Flags = {} -) -> (block: ^virtual.Memory_Block, err: virtual.Allocator_Error) -{ - page_size := virtual.DEFAULT_PAGE_SIZE - assert(mem.is_power_of_two(uintptr(page_size))) - - committed := committed - reserved := reserved - - committed = memory_align_formula(committed, page_size) - reserved = memory_align_formula(reserved, page_size) - committed = clamp(committed, 0, reserved) - - total_size := uint(reserved + max(alignment, size_of( virtual_Platform_Memory_Block))) - base_offset := uintptr(max(alignment, size_of( virtual_Platform_Memory_Block))) - protect_offset := uintptr(0) - - do_protection := false - if .Overflow_Protection in flags { // overflow protection - rounded_size := reserved - total_size = uint(rounded_size + 2*page_size) - base_offset = uintptr(page_size + rounded_size - uint(reserved)) - protect_offset = uintptr(page_size + rounded_size) - do_protection = true - } - - pmblock := platform_memory_alloc(0, total_size, base_address) or_return - - pmblock.block.base = ([^]byte)(pmblock)[base_offset:] - platform_memory_commit(pmblock, uint(base_offset) + committed) or_return - - // Should be zeroed - assert(pmblock.block.used == 0) - assert(pmblock.block.prev == nil) - if do_protection { - virtual.protect(([^]byte)(pmblock)[protect_offset:], page_size, virtual.Protect_No_Access) - } - - pmblock.block.committed = committed - pmblock.block.reserved = reserved - - return &pmblock.block, nil -} - -// This is the same as odin's virtual library, except I use my own allocation implementation to set the address space base. -@(require_results) -arena_init_static :: proc(arena: ^virtual.Arena, base_address : rawptr, - reserved : uint = virtual.DEFAULT_ARENA_STATIC_RESERVE_SIZE, - commit_size : uint = virtual.DEFAULT_ARENA_STATIC_COMMIT_SIZE -) -> (err: virtual.Allocator_Error) -{ - arena.kind = .Static - arena.curr_block = memory_block_alloc(commit_size, reserved, base_address, {}) or_return - arena.total_used = 0 - arena.total_reserved = arena.curr_block.reserved - return -} -/* END OF: when ODIN_OS == runtime.Odin_OS_Type.Windows */ } -else -{ - // Fallback to regular init_static impl for other platforms for now. - arena_init_static :: proc(arena: ^virtual.Arena, base_address : rawptr, - reserved : uint = virtual.DEFAULT_ARENA_STATIC_RESERVE_SIZE, - commit_size : uint = virtual.DEFAULT_ARENA_STATIC_COMMIT_SIZE - ) -> (err: virtual.Allocator_Error) { - return virtual.arena_init_static( arena, reserved, commit_size ) - } -} diff --git a/code/input.odin b/code/input.odin index d49c015..843fe4c 100644 --- a/code/input.odin +++ b/code/input.odin @@ -354,7 +354,7 @@ play_input :: proc( replay_file : os.Handle, input : ^ InputState ) { total_read, result_code := file_read( replay_file, raw_data ) if result_code == os.ERROR_HANDLE_EOF { file_rewind( replay_file ) - load_snapshot( & Memory_App.snapshot[0] ) + load_snapshot( & Memory_App.snapshot ) } } diff --git a/code/text.odin b/code/text.odin index ee44cd1..5cfde3f 100644 --- a/code/text.odin +++ b/code/text.odin @@ -11,7 +11,7 @@ debug_draw_text :: proc( content : string, pos : Vec2, size : f32, color : rl.Co if len( content ) == 0 { return } - runes, alloc_error := to_runes( content, context.temp_allocator ) + runes, alloc_error := to_runes( content, frame_allocator() ) // runes, alloc_error := to_runes( content, context.temp_allocator ) // verify( alloc_error == AllocatorError.None, "Failed to temp allocate runes" ) @@ -40,7 +40,7 @@ debug_draw_text_world :: proc( content : string, pos : Vec2, size : f32, color : if len( content ) == 0 { return } - runes, alloc_error := to_runes( content, context.temp_allocator ) + runes, alloc_error := to_runes( content, frame_allocator() ) verify( alloc_error == AllocatorError.None, "Failed to temp allocate runes" ) font := font diff --git a/code/tick_update.odin b/code/tick_update.odin index 7c1e36e..64f9f31 100644 --- a/code/tick_update.odin +++ b/code/tick_update.odin @@ -86,11 +86,13 @@ update :: proc( delta_time : f64 ) -> b32 } //region Input Replay + // TODO(Ed) : Implment host memory mapping api + when false { if debug_actions.record_replay { #partial switch replay.mode { case ReplayMode.Off : { - save_snapshot( & Memory_App.snapshot[0] ) + save_snapshot( & Memory_App.snapshot ) replay_recording_begin( Path_Input_Replay ) } case ReplayMode.Record : { @@ -102,21 +104,21 @@ update :: proc( delta_time : f64 ) -> b32 { case ReplayMode.Off : { if ! file_exists( Path_Input_Replay ) { - save_snapshot( & Memory_App.snapshot[0] ) + save_snapshot( & Memory_App.snapshot ) replay_recording_begin( Path_Input_Replay ) } else { - load_snapshot( & Memory_App.snapshot[0] ) + load_snapshot( & Memory_App.snapshot ) replay_playback_begin( Path_Input_Replay ) } } case ReplayMode.Playback : { replay_playback_end() - load_snapshot( & Memory_App.snapshot[0] ) + load_snapshot( & Memory_App.snapshot ) } case ReplayMode.Record : { replay_recording_end() - load_snapshot( & Memory_App.snapshot[0] ) + load_snapshot( & Memory_App.snapshot ) replay_playback_begin( Path_Input_Replay ) } }}