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MemoryMappingModule
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Fix negative alignments

This commit is contained in:
Maschell 2022-02-13 13:23:40 +01:00
parent 8203e92a2b
commit 9a6b924aeb
1 changed files with 9 additions and 5 deletions
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14
source/memory_mapping.cpp
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@ -1,15 +1,11 @@
#include "memory_mapping.h"
#include <coreinit/cache.h>
#include <coreinit/memblockheap.h>
#include <coreinit/memdefaultheap.h>
#include <coreinit/memexpheap.h>
#include <coreinit/memlist.h>
#include <coreinit/memorymap.h>
#include <coreinit/thread.h>
#include "CThread.h"
#include "logger.h"
#include "memory.h"
#include <coreinit/mutex.h>
#include <cstring>
#include <vector>
@ -413,7 +409,15 @@ void *MemoryMapping_allocEx(uint32_t size, int32_t align, bool videoOnly) {
continue;
}
res = MEMAllocFromExpHeapEx(heapHandle, (size + align - 1) & ~(align - 1), align);
uint32_t allocSize;
if (align > 0) {
allocSize = (size + align - 1) & ~(align - 1);
} else {
uint32_t alignAbs = -align;
allocSize = (size + alignAbs - 1) & ~(alignAbs - 1);
}
res = MEMAllocFromExpHeapEx(heapHandle, allocSize, align);
if (res != nullptr) {
break;
}