diff options
| author | gdkchan <gab.dark.100@gmail.com> | 2022-06-22 12:28:14 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-06-22 12:28:14 -0300 |
| commit | f2a41b7a1cad027cc1f1f8f687cda6ab42030eb9 (patch) | |
| tree | 0e128bb17fe36bce8f1924a62b9ae516adbfdd30 /Ryujinx.HLE/HOS/Kernel/Memory/KMemoryRegionBlock.cs | |
| parent | c881cd2d1452dc6ad87a570db76139a0c6105132 (diff) | |
Rewrite kernel memory allocator (#3316)1.1.152
* Rewrite kernel memory allocator
* Remove unused using
* Adjust private static field naming
* Change UlongBitSize to UInt64BitSize
* Fix unused argument, change argument order to be inline with official code and disable random allocation
Diffstat (limited to 'Ryujinx.HLE/HOS/Kernel/Memory/KMemoryRegionBlock.cs')
| -rw-r--r-- | Ryujinx.HLE/HOS/Kernel/Memory/KMemoryRegionBlock.cs | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/Ryujinx.HLE/HOS/Kernel/Memory/KMemoryRegionBlock.cs b/Ryujinx.HLE/HOS/Kernel/Memory/KMemoryRegionBlock.cs deleted file mode 100644 index 9a773495..00000000 --- a/Ryujinx.HLE/HOS/Kernel/Memory/KMemoryRegionBlock.cs +++ /dev/null @@ -1,87 +0,0 @@ -namespace Ryujinx.HLE.HOS.Kernel.Memory -{ - class KMemoryRegionBlock - { - public long[][] Masks; - - public ulong FreeCount; - public int MaxLevel; - public ulong StartAligned; - public ulong SizeInBlocksTruncated; - public ulong SizeInBlocksRounded; - public int Order; - public int NextOrder; - - public bool TryCoalesce(int index, int count) - { - long mask = ((1L << count) - 1) << (index & 63); - - index /= 64; - - if (count >= 64) - { - int remaining = count; - int tempIdx = index; - - do - { - if (Masks[MaxLevel - 1][tempIdx++] != -1L) - { - return false; - } - - remaining -= 64; - } - while (remaining != 0); - - remaining = count; - tempIdx = index; - - do - { - Masks[MaxLevel - 1][tempIdx] = 0; - - ClearMaskBit(MaxLevel - 2, tempIdx++); - - remaining -= 64; - } - while (remaining != 0); - } - else - { - long value = Masks[MaxLevel - 1][index]; - - if ((mask & ~value) != 0) - { - return false; - } - - value &= ~mask; - - Masks[MaxLevel - 1][index] = value; - - if (value == 0) - { - ClearMaskBit(MaxLevel - 2, index); - } - } - - FreeCount -= (ulong)count; - - return true; - } - - public void ClearMaskBit(int startLevel, int index) - { - for (int level = startLevel; level >= 0; level--, index /= 64) - { - Masks[level][index / 64] &= ~(1L << (index & 63)); - - if (Masks[level][index / 64] != 0) - { - break; - } - } - } - } -}
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