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Remove doubly linked list of Platform_Memory_Block fields

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This commit is contained in:
gingerBill
2022-10-19 23:39:47 +01:00
parent 098f51aa80
commit 53e84b7f31
2 changed files with 0 additions and 37 deletions
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12
core/mem/virtual/virtual.odin
View File

@@ -96,13 +96,6 @@ memory_block_alloc :: proc(committed, reserved: uint, flags: Memory_Block_Flags)
pmblock.block.committed = committed
pmblock.block.reserved = reserved
sentinel := &global_platform_memory_block_sentinel
platform_mutex_lock()
pmblock.next = sentinel
pmblock.prev = sentinel.prev
pmblock.prev.next = pmblock
pmblock.next.prev = pmblock
platform_mutex_unlock()
return &pmblock.block, nil
}
@@ -157,11 +150,6 @@ alloc_from_memory_block :: proc(block: ^Memory_Block, min_size, alignment: uint)
memory_block_dealloc :: proc(block_to_free: ^Memory_Block) {
if block := (^Platform_Memory_Block)(block_to_free); block != nil {
platform_mutex_lock()
block.prev.next = block.next
block.next.prev = block.prev
platform_mutex_unlock()
platform_memory_free(block)
}
}

25
core/mem/virtual/virtual_platform.odin
View File

@@ -1,13 +1,10 @@
//+private
package mem_virtual
import "core:sync"
Platform_Memory_Block :: struct {
block: Memory_Block,
committed: uint,
reserved: uint,
prev, next: ^Platform_Memory_Block,
}
platform_memory_alloc :: proc "contextless" (to_commit, to_reserve: uint) -> (block: ^Platform_Memory_Block, err: Allocator_Error) {
@@ -33,28 +30,6 @@ platform_memory_free :: proc "contextless" (block: ^Platform_Memory_Block) {
}
}
platform_mutex_lock :: proc() {
sync.mutex_lock(&global_memory_block_mutex)
}
platform_mutex_unlock :: proc() {
sync.mutex_unlock(&global_memory_block_mutex)
}
global_memory_block_mutex: sync.Mutex
global_platform_memory_block_sentinel: Platform_Memory_Block
global_platform_memory_block_sentinel_set: bool
@(init)
platform_memory_init :: proc() {
if !global_platform_memory_block_sentinel_set {
_platform_memory_init()
global_platform_memory_block_sentinel.prev = &global_platform_memory_block_sentinel
global_platform_memory_block_sentinel.next = &global_platform_memory_block_sentinel
global_platform_memory_block_sentinel_set = true
}
}
platform_memory_commit :: proc "contextless" (block: ^Platform_Memory_Block, to_commit: uint) -> (err: Allocator_Error) {
if to_commit < block.committed {
return nil