Merge branch 'main' into 26-02-27-allocator-isolation

2026-07-29 23:27:25 -04:00 · 2026-03-05 00:15:09 +01:00
parent 0ee3b2b197 7b7b9dd287
commit 942be208d2
5530 changed files with 252979 additions and 26830 deletions
@@ -0,0 +1,50 @@
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
+#include "JSystem/JKernel/JKRAramBlock.h"
+#include "JSystem/JKernel/JKRAramHeap.h"
+#include "JSystem/JKernel/JKRHeap.h"
+
+JKRAramBlock::JKRAramBlock(u32 address, u32 size, u32 freeSize, u8 groupId, bool isTempMemory)
+    : mBlockLink(this) {
+    mAddress = address;
+    mSize = size;
+    mFreeSize = freeSize;
+    mGroupId = groupId;
+    mIsTempMemory = isTempMemory;
+}
+
+JKRAramBlock::~JKRAramBlock() {
+    JSUList<JKRAramBlock>* list = mBlockLink.getSupervisor();
+    JSULink<JKRAramBlock>* prev = mBlockLink.getPrev();
+
+    if (prev) {
+        prev->getObject()->mFreeSize += mSize + mFreeSize;
+        list->remove(&mBlockLink);
+    } else {
+        mFreeSize = mFreeSize + mSize;
+        mSize = 0;
+    }
+}
+
+JKRAramBlock* JKRAramBlock::allocHead(u32 size, u8 groupId, JKRAramHeap* aramHeap) {
+    u32 nextAddress = mAddress + mSize;
+    u32 nextFreeSize = mFreeSize - size;
+
+    JKRAramBlock* block = JKR_NEW_ARGS (aramHeap->getMgrHeap(), 0)
+        JKRAramBlock(nextAddress, size, nextFreeSize, groupId, false);
+
+    mFreeSize = 0;
+    mBlockLink.getSupervisor()->insert(mBlockLink.getNext(), &block->mBlockLink);
+    return block;
+}
+
+JKRAramBlock* JKRAramBlock::allocTail(u32 size, u8 groupId, JKRAramHeap* aramHeap) {
+    u32 tailAddress = mAddress + mSize + mFreeSize - size;
+
+    JKRAramBlock* block =
+        JKR_NEW_ARGS (aramHeap->getMgrHeap(), 0) JKRAramBlock(tailAddress, size, 0, groupId, true);
+
+    mFreeSize -= size;
+    mBlockLink.getSupervisor()->insert(mBlockLink.getNext(), &block->mBlockLink);
+    return block;
+}