mirror of
https://github.com/FirebirdSQL/firebird.git
synced 2025-01-23 18:03:04 +01:00
Memory manager changes - added memory usage stats, empty extents are now deallocated
This commit is contained in:
skidder
parent
d0146ce67c
commit
884c38d6c4
@ -54,6 +54,9 @@
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namespace Firebird {
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int process_max_memory = 0;
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int process_current_memory = 0;
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// Helper function to reduce code size, since many compilers
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// generate quite a bit of code at the point of the throw.
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static void pool_out_of_memory()
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@ -227,7 +230,7 @@ void MemoryPool::print_contents(IB_FILE *file, bool used_only) {
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lock.leave();
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}
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MemoryPool* MemoryPool::internal_create(size_t instance_size) {
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MemoryPool* MemoryPool::internal_create(size_t instance_size, int *cur_mem, int *max_mem) {
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size_t alloc_size = FB_MAX(
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// This is the exact initial layout of memory pool in the first extent //
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MEM_ALIGN(sizeof(MemoryExtent)) +
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@ -250,7 +253,10 @@ MemoryPool* MemoryPool::internal_create(size_t instance_size) {
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MEM_ALIGN(sizeof(MemoryExtent)) +
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MEM_ALIGN(sizeof(MemoryBlock)) +
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MEM_ALIGN(instance_size) +
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MEM_ALIGN(sizeof(MemoryBlock)));
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MEM_ALIGN(sizeof(MemoryBlock)),
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cur_mem, max_mem);
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pool->extents_memory = alloc_size - MEM_ALIGN(sizeof(MemoryExtent));
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MemoryBlock *poolBlk = (MemoryBlock*) (mem+MEM_ALIGN(sizeof(MemoryExtent)));
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poolBlk->pool = pool;
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@ -301,11 +307,14 @@ void MemoryPool::deletePool(MemoryPool* pool) {
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2. The lock is copied before the extent that contains the pool
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itself is freed, because otherwise it contains garbage. The
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lock will be destroyed automatically at exit. */
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/* skidder: Working with a copy of spinlock or critical section is not
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a correct operation. We simply need to delete object earlier */
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#ifdef SUPERSERVER
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Spinlock lock = pool->lock;
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pool->lock.~Spinlock();
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#else
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SharedSpinlock lock = pool->lock;
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pool->lock.~SharedSpinlock();
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#endif
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if (pool->cur_memory) *pool->cur_memory -= pool->used_memory;
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// Delete all extents now
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MemoryExtent *temp = pool->extents;
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while (temp) {
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@ -323,25 +332,25 @@ void* MemoryPool::internal_alloc(size_t size, SSHORT type
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// Lookup a block greater or equal than size in freeBlocks tree
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size = MEM_ALIGN(size);
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BlockInfo temp = {NULL, size};
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void *result;
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MemoryBlock* blk;
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if (freeBlocks.locate(locGreatEqual,temp)) {
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// Found large enough block
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BlockInfo* current = &freeBlocks.current();
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if (current->length-size < MEM_ALIGN(sizeof(MemoryBlock))+ALLOC_ALIGNMENT) {
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blk = current->block;
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// Block is small enough to be returned AS IS
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current->block->used = true;
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current->block->type = type;
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blk->used = true;
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blk->type = type;
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#ifdef DEBUG_GDS_ALLOC
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current->block->file = file;
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current->block->line = line;
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blk->file = file;
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blk->line = line;
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#endif
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result = (char *)current->block + MEM_ALIGN(sizeof(MemoryBlock));
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freeBlocks.fastRemove();
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} else {
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// Cut a piece at the end of block in hope to avoid structural
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// modification of free blocks tree
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current->block->length -= MEM_ALIGN(sizeof(MemoryBlock))+size;
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MemoryBlock *blk = (MemoryBlock *)((char*)current->block +
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blk = (MemoryBlock *)((char*)current->block +
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MEM_ALIGN(sizeof(MemoryBlock)) + current->block->length);
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blk->pool = this;
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blk->used = true;
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@ -372,7 +381,6 @@ void* MemoryPool::internal_alloc(size_t size, SSHORT type
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freeBlocks.fastRemove();
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addFreeBlock(block);
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}
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result = (char*)blk+MEM_ALIGN(sizeof(MemoryBlock));
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}
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} else {
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// If we are in a critically low memory condition look up for a block in a list
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@ -394,6 +402,14 @@ void* MemoryPool::internal_alloc(size_t size, SSHORT type
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prev->next = itr->next;
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else
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pendingFree = itr->next;
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// We can do this w/o any locking because
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// (1) -= integer operation is atomic on all current platforms
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// (2) nobody will die if max_memory will be a little inprecise
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used_memory += temp->length + MEM_ALIGN(sizeof(MemoryBlock));
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if (cur_memory) {
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*cur_memory += temp->length + MEM_ALIGN(sizeof(MemoryBlock));
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if (max_memory && *max_memory < *cur_memory) *max_memory = *cur_memory;
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}
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PATTERN_FILL(itr,size,ALLOC_PATTERN);
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return itr;
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} else {
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@ -401,7 +417,7 @@ void* MemoryPool::internal_alloc(size_t size, SSHORT type
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// We don't need to modify tree of free blocks or a list of
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// pending free blocks in this case
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temp->length -= MEM_ALIGN(sizeof(MemoryBlock))+size;
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MemoryBlock *blk = (MemoryBlock *)((char*)temp +
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blk = (MemoryBlock *)((char*)temp +
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MEM_ALIGN(sizeof(MemoryBlock)) + temp->length);
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blk->pool = this;
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blk->used = true;
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@ -416,7 +432,12 @@ void* MemoryPool::internal_alloc(size_t size, SSHORT type
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blk->prev = temp;
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if (!blk->last)
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((MemoryBlock *)((char*)blk + MEM_ALIGN(sizeof(MemoryBlock)) + blk->length))->prev = blk;
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result = (char *)blk + MEM_ALIGN(sizeof(MemoryBlock));
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used_memory += blk->length + MEM_ALIGN(sizeof(MemoryBlock));
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if (cur_memory) {
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*cur_memory += blk->length + MEM_ALIGN(sizeof(MemoryBlock));
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if (max_memory && *max_memory < *cur_memory) *max_memory = *cur_memory;
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}
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void *result = (char *)blk + MEM_ALIGN(sizeof(MemoryBlock));
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PATTERN_FILL(result,size,ALLOC_PATTERN);
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return result;
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}
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@ -430,10 +451,11 @@ void* MemoryPool::internal_alloc(size_t size, SSHORT type
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if (!extent) {
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return NULL;
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}
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extents_memory += alloc_size - MEM_ALIGN(sizeof(MemoryExtent));
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extent->next = extents;
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extents = extent;
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MemoryBlock *blk = (MemoryBlock *)((char*)extent+MEM_ALIGN(sizeof(MemoryExtent)));
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blk = (MemoryBlock *)((char*)extent+MEM_ALIGN(sizeof(MemoryExtent)));
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blk->pool = this;
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blk->used = true;
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blk->type = type;
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@ -460,8 +482,13 @@ void* MemoryPool::internal_alloc(size_t size, SSHORT type
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rest->prev = blk;
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addFreeBlock(rest);
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}
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result = (char*)blk+MEM_ALIGN(sizeof(MemoryBlock));
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}
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used_memory += blk->length + MEM_ALIGN(sizeof(MemoryBlock));
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if (cur_memory) {
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*cur_memory += blk->length + MEM_ALIGN(sizeof(MemoryBlock));
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if (max_memory && *max_memory < *cur_memory) *max_memory = *cur_memory;
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}
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void *result = (char*)blk+MEM_ALIGN(sizeof(MemoryBlock));
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// Grow spare blocks pool if necessary
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PATTERN_FILL(result,size,ALLOC_PATTERN);
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return result;
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@ -506,12 +533,35 @@ void MemoryPool::removeFreeBlock(MemoryBlock *blk) {
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}
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}
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void MemoryPool::free_blk_extent(MemoryBlock *blk) {
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MemoryExtent *extent = (MemoryExtent *)((char *)blk-MEM_ALIGN(sizeof(MemoryExtent)));
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MemoryExtent *itr = extents;
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if (extents == extent)
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extents = extents->next;
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else
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{
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while ( itr ) {
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MemoryExtent *next = itr->next;
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if (next==extent) {
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itr->next = extent->next;
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break;
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}
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itr = next;
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}
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assert(itr); // We had to find it somewhere
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}
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extents_memory -= blk->length + MEM_ALIGN(sizeof(MemoryBlock));
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external_free(extent);
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}
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void MemoryPool::deallocate(void *block) {
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if (!block) return;
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lock.enter();
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MemoryBlock *blk = (MemoryBlock *)((char*)block - MEM_ALIGN(sizeof(MemoryBlock))), *prev;
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assert(blk->used);
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assert(blk->pool==this);
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used_memory -= blk->length + MEM_ALIGN(sizeof(MemoryBlock));
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if (cur_memory) *cur_memory -= blk->length + MEM_ALIGN(sizeof(MemoryBlock));
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// Try to merge block with preceding free block
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if ((prev = blk->prev) && !prev->used) {
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removeFreeBlock(prev);
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@ -535,7 +585,10 @@ void MemoryPool::deallocate(void *block) {
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}
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}
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PATTERN_FILL((char*)prev+MEM_ALIGN(sizeof(MemoryBlock)),prev->length,FREE_PATTERN);
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addFreeBlock(prev);
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if (!prev->prev && prev->last)
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free_blk_extent(prev);
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else
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addFreeBlock(prev);
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} else {
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MemoryBlock *next;
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// Mark block as free
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@ -550,8 +603,11 @@ void MemoryPool::deallocate(void *block) {
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if (!next->last)
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((MemoryBlock *)((char *)next+MEM_ALIGN(sizeof(MemoryBlock))+next->length))->prev = blk;
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}
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PATTERN_FILL((char*)blk+MEM_ALIGN(sizeof(MemoryBlock)),blk->length,FREE_PATTERN);
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addFreeBlock(blk);
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PATTERN_FILL(block,blk->length,FREE_PATTERN);
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if (!blk->prev && blk->last)
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free_blk_extent(blk);
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else
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addFreeBlock(blk);
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}
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if (needSpare) updateSpare();
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lock.leave();
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@ -559,13 +615,13 @@ void MemoryPool::deallocate(void *block) {
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} /* namespace Firebird */
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#ifndef TESTING_ONLY
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Firebird::MemoryPool* getDefaultMemoryPool() {
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if (!Firebird::processMemoryPool) Firebird::processMemoryPool = MemoryPool::createPool();
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return Firebird::processMemoryPool;
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}
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#ifndef TESTING_ONLY
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extern "C" {
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#ifdef DEBUG_GDS_ALLOC
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@ -81,11 +81,17 @@ struct PendingFreeBlock {
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PendingFreeBlock *next;
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};
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extern int process_current_memory, process_max_memory;
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// Memory pool based on B+ tree of free memory blocks
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// We are going to have two target architectures:
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// 1. Multi-process server with customizable lock manager
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// 2. Multi-threaded server with single process (SUPERSERVER)
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//
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// MemoryPool inheritance looks weird because we cannot use
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// any pointers to functions in shared memory. VMT usage in
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// MemoryPool and its descendants is prohibited
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class MemoryPool {
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private:
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class InternalAllocator {
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@ -111,6 +117,8 @@ private:
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#else
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SharedSpinlock lock;
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#endif
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int extents_memory; // Sum of memory in allocated extents minus size of extents headers
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int used_memory; // Size of used memory blocks including block headers
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/* Returns NULL in case it cannot allocate requested chunk */
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static void* external_alloc(size_t size);
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@ -127,6 +135,8 @@ private:
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void removeFreeBlock(MemoryBlock *blk);
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void free_blk_extent(MemoryBlock *blk);
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// does all the stuff except locking and exceptions
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void* internal_alloc(size_t size, SSHORT type = 0
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#ifdef DEBUG_GDS_ALLOC
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@ -134,12 +144,18 @@ private:
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#endif
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);
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protected:
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int *cur_memory;
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int *max_memory;
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// Do not allow to create and destroy pool directly from outside
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MemoryPool(void *first_extent, void *root_page) :
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MemoryPool(void *first_extent, void *root_page, int* cur_mem = NULL, int* max_mem = NULL) :
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freeBlocks((InternalAllocator*)this, root_page),
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extents((MemoryExtent *)first_extent),
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needSpare(false),
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pendingFree(NULL)
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pendingFree(NULL),
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/*extents_memory(0), - Initialized in internal_create() */
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used_memory(0),
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cur_memory(cur_mem),
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max_memory(max_mem)
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{
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}
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@ -147,8 +163,16 @@ protected:
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~MemoryPool() {
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}
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static MemoryPool* internal_create(size_t instance_size);
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static MemoryPool* internal_create(size_t instance_size,
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int *cur_mem = &process_current_memory, int *max_mem = &process_max_memory);
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public:
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// Move usage stats to another location
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void moveStats(int *cur_mem, int *max_mem) {
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*cur_mem = *cur_memory;
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*max_mem = *max_memory;
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cur_memory = cur_mem;
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max_memory = max_mem;
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}
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static MemoryPool* createPool() {
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return internal_create(sizeof(MemoryPool));
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}
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@ -312,7 +312,7 @@ void testAllocator() {
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} while (bigItems.getNext());
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printf(" DONE\n");
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pool->verify_pool();
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pool->print_pool(stdout,true);
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pool->print_contents(stdout,true);
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MemoryPool::deletePool(pool);
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// TODO:
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// Test critically low memory conditions
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@ -1,7 +1,7 @@
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# Test for library integrity
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# this should be compiled with optimization turned off and with NDEBUG undefined
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ulimit -s unlimited
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g++ -ggdb -Wall -I../../include -DDEBUG_GDS_ALLOC class_test.cpp alloc.cpp ../fb_exception.cpp 2> aa
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g++ -ggdb -Wall -I../../include -DTESTING_ONLY -DDEBUG_GDS_ALLOC class_test.cpp alloc.cpp ../fb_exception.cpp 2> aa
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./a.out
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# Chose the best algorithm parameters for the target architecture
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@ -1,256 +1,262 @@
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#define ACTIVE 257
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#define ADD 258
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#define AFTER 259
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#define ALL 260
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#define ALTER 261
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#define AND 262
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#define ANY 263
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#define AS 264
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#define ASC 265
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#define AT 266
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#define AVG 267
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#define AUTO 268
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#define BASENAME 269
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#define BEFORE 270
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#define BEGIN 271
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#define BETWEEN 272
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#define BLOB 273
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#define BY 274
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#define CACHE 275
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#define CAST 276
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#define CHARACTER 277
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#define CHECK 278
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#define CHECK_POINT_LEN 279
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#define COLLATE 280
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#define COLLATION 281
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#define COMMA 282
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#define COMMIT 283
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#define COMMITTED 284
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#define COMPUTED 285
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#define CONCATENATE 286
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#define CONDITIONAL 287
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#define CONSTRAINT 288
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#define CONTAINING 289
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#define COUNT 290
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#define CREATE 291
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#define CSTRING 292
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#define CURRENT 293
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#define CURSOR 294
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#define DATABASE 295
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#define DATE 296
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#define DB_KEY 297
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#define KW_DEBUG 298
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#define DECIMAL 299
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#define DECLARE 300
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#define DEFAULT 301
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#define DELETE 302
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#define DESC 303
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#define DISTINCT 304
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#define DO 305
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#define DOMAIN 306
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#define DROP 307
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#define ELSE 308
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#define END 309
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#define ENTRY_POINT 310
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#define EQL 311
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#define ESCAPE 312
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#define EXCEPTION 313
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#define EXECUTE 314
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#define EXISTS 315
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#define EXIT 316
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#define EXTERNAL 317
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#define FILTER 318
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#define FOR 319
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#define FOREIGN 320
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#define FROM 321
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#define FULL 322
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#define FUNCTION 323
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#define GDSCODE 324
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#define GEQ 325
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#define GENERATOR 326
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#define GEN_ID 327
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#define GRANT 328
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#define GROUP 329
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#define GROUP_COMMIT_WAIT 330
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#define GTR 331
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#define HAVING 332
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#define IF 333
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#define IN 334
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#define INACTIVE 335
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#define INNER 336
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#define INPUT_TYPE 337
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#define INDEX 338
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#define INSERT 339
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#define INTEGER 340
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#define INTO 341
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#define IS 342
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#define ISOLATION 343
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#define JOIN 344
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#define KEY 345
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#define KW_CHAR 346
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#define KW_DEC 347
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#define KW_DOUBLE 348
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#define KW_FILE 349
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#define KW_FLOAT 350
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#define KW_INT 351
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#define KW_LONG 352
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#define KW_NULL 353
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#define KW_NUMERIC 354
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#define KW_UPPER 355
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#define KW_VALUE 356
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#define LENGTH 357
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#define LOGFILE 358
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#define LPAREN 359
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#define LEFT 360
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#define LEQ 361
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#define LEVEL 362
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#define LIKE 363
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#define LOG_BUF_SIZE 364
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#define LSS 365
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#define MANUAL 366
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#define MAXIMUM 367
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#define MAX_SEGMENT 368
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#define MERGE 369
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#define MESSAGE 370
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#define MINIMUM 371
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#define MODULE_NAME 372
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#define NAMES 373
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#define NATIONAL 374
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#define NATURAL 375
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#define NCHAR 376
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#define NEQ 377
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#define NO 378
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#define NOT 379
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#define NOT_GTR 380
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#define NOT_LSS 381
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#define NUM_LOG_BUFS 382
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#define OF 383
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#define ON 384
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#define ONLY 385
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#define OPTION 386
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#define OR 387
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#define ORDER 388
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#define OUTER 389
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#define OUTPUT_TYPE 390
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#define OVERFLOW 391
|
||||
#define PAGE 392
|
||||
#define PAGES 393
|
||||
#define PAGE_SIZE 394
|
||||
#define PARAMETER 395
|
||||
#define PASSWORD 396
|
||||
#define PLAN 397
|
||||
#define POSITION 398
|
||||
#define POST_EVENT 399
|
||||
#define PRECISION 400
|
||||
#define PRIMARY 401
|
||||
#define PRIVILEGES 402
|
||||
#define PROCEDURE 403
|
||||
#define PROTECTED 404
|
||||
#define RAW_PARTITIONS 405
|
||||
#define READ 406
|
||||
#define REAL 407
|
||||
#define REFERENCES 408
|
||||
#define RESERVING 409
|
||||
#define RETAIN 410
|
||||
#define RETURNING_VALUES 411
|
||||
#define RETURNS 412
|
||||
#define REVOKE 413
|
||||
#define RIGHT 414
|
||||
#define RPAREN 415
|
||||
#define ROLLBACK 416
|
||||
#define SEGMENT 417
|
||||
#define SELECT 418
|
||||
#define SET 419
|
||||
#define SHADOW 420
|
||||
#define SHARED 421
|
||||
#define SINGULAR 422
|
||||
#define SIZE 423
|
||||
#define SMALLINT 424
|
||||
#define SNAPSHOT 425
|
||||
#define SOME 426
|
||||
#define SORT 427
|
||||
#define SQLCODE 428
|
||||
#define STABILITY 429
|
||||
#define STARTING 430
|
||||
#define STATISTICS 431
|
||||
#define SUB_TYPE 432
|
||||
#define SUSPEND 433
|
||||
#define SUM 434
|
||||
#define TABLE 435
|
||||
#define THEN 436
|
||||
#define TO 437
|
||||
#define TRANSACTION 438
|
||||
#define TRIGGER 439
|
||||
#define UNCOMMITTED 440
|
||||
#define UNION 441
|
||||
#define UNIQUE 442
|
||||
#define UPDATE 443
|
||||
#define USER 444
|
||||
#define VALUES 445
|
||||
#define VARCHAR 446
|
||||
#define VARIABLE 447
|
||||
#define VARYING 448
|
||||
#define VERSION 449
|
||||
#define VIEW 450
|
||||
#define WAIT 451
|
||||
#define WHEN 452
|
||||
#define WHERE 453
|
||||
#define WHILE 454
|
||||
#define WITH 455
|
||||
#define WORK 456
|
||||
#define WRITE 457
|
||||
#define FLOAT 458
|
||||
#define NUMBER 459
|
||||
#define NUMERIC 460
|
||||
#define SYMBOL 461
|
||||
#define STRING 462
|
||||
#define INTRODUCER 463
|
||||
#define ACTION 464
|
||||
#define ADMIN 465
|
||||
#define CASCADE 466
|
||||
#define FREE_IT 467
|
||||
#define RESTRICT 468
|
||||
#define ROLE 469
|
||||
#define COLUMN 470
|
||||
#define TYPE 471
|
||||
#define EXTRACT 472
|
||||
#define YEAR 473
|
||||
#define MONTH 474
|
||||
#define DAY 475
|
||||
#define HOUR 476
|
||||
#define MINUTE 477
|
||||
#define SECOND 478
|
||||
#define WEEKDAY 479
|
||||
#define YEARDAY 480
|
||||
#define TIME 481
|
||||
#define TIMESTAMP 482
|
||||
#define CURRENT_DATE 483
|
||||
#define CURRENT_TIME 484
|
||||
#define CURRENT_TIMESTAMP 485
|
||||
#define NUMBER64BIT 486
|
||||
#define SCALEDINT 487
|
||||
#define CURRENT_USER 488
|
||||
#define CURRENT_ROLE 489
|
||||
#define KW_BREAK 490
|
||||
#define SUBSTRING 491
|
||||
#define RECREATE 492
|
||||
#define KW_DESCRIPTOR 493
|
||||
#define FIRST 494
|
||||
#define SKIP 495
|
||||
#define CONNECTION_ID 496
|
||||
#define TRANSACTION_ID 497
|
||||
#define BIGINT 498
|
||||
#define CASE 499
|
||||
#define NULLIF 500
|
||||
#define COALESCE 501
|
||||
#define USING 502
|
||||
#define NULLS 503
|
||||
#define LAST 504
|
||||
#define ROWS_AFFECTED 505
|
||||
#define LOCK 506
|
||||
#define SAVEPOINT 507
|
||||
#define STATEMENT 508
|
||||
#define LEAVE 509
|
||||
#define INSERTING 510
|
||||
#define UPDATING 511
|
||||
#define DELETING 512
|
||||
#ifndef YYSTYPE
|
||||
#define YYSTYPE int
|
||||
#endif
|
||||
#define ACTIVE 257
|
||||
#define ADD 258
|
||||
#define AFTER 259
|
||||
#define ALL 260
|
||||
#define ALTER 261
|
||||
#define AND 262
|
||||
#define ANY 263
|
||||
#define AS 264
|
||||
#define ASC 265
|
||||
#define AT 266
|
||||
#define AVG 267
|
||||
#define AUTO 268
|
||||
#define BASENAME 269
|
||||
#define BEFORE 270
|
||||
#define BEGIN 271
|
||||
#define BETWEEN 272
|
||||
#define BLOB 273
|
||||
#define BY 274
|
||||
#define CACHE 275
|
||||
#define CAST 276
|
||||
#define CHARACTER 277
|
||||
#define CHECK 278
|
||||
#define CHECK_POINT_LEN 279
|
||||
#define COLLATE 280
|
||||
#define COLLATION 281
|
||||
#define COMMA 282
|
||||
#define COMMIT 283
|
||||
#define COMMITTED 284
|
||||
#define COMPUTED 285
|
||||
#define CONCATENATE 286
|
||||
#define CONDITIONAL 287
|
||||
#define CONSTRAINT 288
|
||||
#define CONTAINING 289
|
||||
#define COUNT 290
|
||||
#define CREATE 291
|
||||
#define CSTRING 292
|
||||
#define CURRENT 293
|
||||
#define CURSOR 294
|
||||
#define DATABASE 295
|
||||
#define DATE 296
|
||||
#define DB_KEY 297
|
||||
#define KW_DEBUG 298
|
||||
#define DECIMAL 299
|
||||
#define DECLARE 300
|
||||
#define DEFAULT 301
|
||||
#define DELETE 302
|
||||
#define DESC 303
|
||||
#define DISTINCT 304
|
||||
#define DO 305
|
||||
#define DOMAIN 306
|
||||
#define DROP 307
|
||||
#define ELSE 308
|
||||
#define END 309
|
||||
#define ENTRY_POINT 310
|
||||
#define EQL 311
|
||||
#define ESCAPE 312
|
||||
#define EXCEPTION 313
|
||||
#define EXECUTE 314
|
||||
#define EXISTS 315
|
||||
#define EXIT 316
|
||||
#define EXTERNAL 317
|
||||
#define FILTER 318
|
||||
#define FOR 319
|
||||
#define FOREIGN 320
|
||||
#define FROM 321
|
||||
#define FULL 322
|
||||
#define FUNCTION 323
|
||||
#define GDSCODE 324
|
||||
#define GEQ 325
|
||||
#define GENERATOR 326
|
||||
#define GEN_ID 327
|
||||
#define GRANT 328
|
||||
#define GROUP 329
|
||||
#define GROUP_COMMIT_WAIT 330
|
||||
#define GTR 331
|
||||
#define HAVING 332
|
||||
#define IF 333
|
||||
#define IN 334
|
||||
#define INACTIVE 335
|
||||
#define INNER 336
|
||||
#define INPUT_TYPE 337
|
||||
#define INDEX 338
|
||||
#define INSERT 339
|
||||
#define INTEGER 340
|
||||
#define INTO 341
|
||||
#define IS 342
|
||||
#define ISOLATION 343
|
||||
#define JOIN 344
|
||||
#define KEY 345
|
||||
#define KW_CHAR 346
|
||||
#define KW_DEC 347
|
||||
#define KW_DOUBLE 348
|
||||
#define KW_FILE 349
|
||||
#define KW_FLOAT 350
|
||||
#define KW_INT 351
|
||||
#define KW_LONG 352
|
||||
#define KW_NULL 353
|
||||
#define KW_NUMERIC 354
|
||||
#define KW_UPPER 355
|
||||
#define KW_VALUE 356
|
||||
#define LENGTH 357
|
||||
#define LOGFILE 358
|
||||
#define LPAREN 359
|
||||
#define LEFT 360
|
||||
#define LEQ 361
|
||||
#define LEVEL 362
|
||||
#define LIKE 363
|
||||
#define LOG_BUF_SIZE 364
|
||||
#define LSS 365
|
||||
#define MANUAL 366
|
||||
#define MAXIMUM 367
|
||||
#define MAX_SEGMENT 368
|
||||
#define MERGE 369
|
||||
#define MESSAGE 370
|
||||
#define MINIMUM 371
|
||||
#define MODULE_NAME 372
|
||||
#define NAMES 373
|
||||
#define NATIONAL 374
|
||||
#define NATURAL 375
|
||||
#define NCHAR 376
|
||||
#define NEQ 377
|
||||
#define NO 378
|
||||
#define NOT 379
|
||||
#define NOT_GTR 380
|
||||
#define NOT_LSS 381
|
||||
#define NUM_LOG_BUFS 382
|
||||
#define OF 383
|
||||
#define ON 384
|
||||
#define ONLY 385
|
||||
#define OPTION 386
|
||||
#define OR 387
|
||||
#define ORDER 388
|
||||
#define OUTER 389
|
||||
#define OUTPUT_TYPE 390
|
||||
#define OVERFLOW 391
|
||||
#define PAGE 392
|
||||
#define PAGES 393
|
||||
#define PAGE_SIZE 394
|
||||
#define PARAMETER 395
|
||||
#define PASSWORD 396
|
||||
#define PLAN 397
|
||||
#define POSITION 398
|
||||
#define POST_EVENT 399
|
||||
#define PRECISION 400
|
||||
#define PRIMARY 401
|
||||
#define PRIVILEGES 402
|
||||
#define PROCEDURE 403
|
||||
#define PROTECTED 404
|
||||
#define RAW_PARTITIONS 405
|
||||
#define READ 406
|
||||
#define REAL 407
|
||||
#define REFERENCES 408
|
||||
#define RESERVING 409
|
||||
#define RETAIN 410
|
||||
#define RETURNING_VALUES 411
|
||||
#define RETURNS 412
|
||||
#define REVOKE 413
|
||||
#define RIGHT 414
|
||||
#define RPAREN 415
|
||||
#define ROLLBACK 416
|
||||
#define SEGMENT 417
|
||||
#define SELECT 418
|
||||
#define SET 419
|
||||
#define SHADOW 420
|
||||
#define SHARED 421
|
||||
#define SINGULAR 422
|
||||
#define SIZE 423
|
||||
#define SMALLINT 424
|
||||
#define SNAPSHOT 425
|
||||
#define SOME 426
|
||||
#define SORT 427
|
||||
#define SQLCODE 428
|
||||
#define STABILITY 429
|
||||
#define STARTING 430
|
||||
#define STATISTICS 431
|
||||
#define SUB_TYPE 432
|
||||
#define SUSPEND 433
|
||||
#define SUM 434
|
||||
#define TABLE 435
|
||||
#define THEN 436
|
||||
#define TO 437
|
||||
#define TRANSACTION 438
|
||||
#define TRIGGER 439
|
||||
#define UNCOMMITTED 440
|
||||
#define UNION 441
|
||||
#define UNIQUE 442
|
||||
#define UPDATE 443
|
||||
#define USER 444
|
||||
#define VALUES 445
|
||||
#define VARCHAR 446
|
||||
#define VARIABLE 447
|
||||
#define VARYING 448
|
||||
#define VERSION 449
|
||||
#define VIEW 450
|
||||
#define WAIT 451
|
||||
#define WHEN 452
|
||||
#define WHERE 453
|
||||
#define WHILE 454
|
||||
#define WITH 455
|
||||
#define WORK 456
|
||||
#define WRITE 457
|
||||
#define FLOAT 458
|
||||
#define NUMBER 459
|
||||
#define NUMERIC 460
|
||||
#define SYMBOL 461
|
||||
#define STRING 462
|
||||
#define INTRODUCER 463
|
||||
#define ACTION 464
|
||||
#define ADMIN 465
|
||||
#define CASCADE 466
|
||||
#define FREE_IT 467
|
||||
#define RESTRICT 468
|
||||
#define ROLE 469
|
||||
#define COLUMN 470
|
||||
#define TYPE 471
|
||||
#define EXTRACT 472
|
||||
#define YEAR 473
|
||||
#define MONTH 474
|
||||
#define DAY 475
|
||||
#define HOUR 476
|
||||
#define MINUTE 477
|
||||
#define SECOND 478
|
||||
#define WEEKDAY 479
|
||||
#define YEARDAY 480
|
||||
#define TIME 481
|
||||
#define TIMESTAMP 482
|
||||
#define CURRENT_DATE 483
|
||||
#define CURRENT_TIME 484
|
||||
#define CURRENT_TIMESTAMP 485
|
||||
#define NUMBER64BIT 486
|
||||
#define SCALEDINT 487
|
||||
#define CURRENT_USER 488
|
||||
#define CURRENT_ROLE 489
|
||||
#define KW_BREAK 490
|
||||
#define SUBSTRING 491
|
||||
#define RECREATE 492
|
||||
#define KW_DESCRIPTOR 493
|
||||
#define FIRST 494
|
||||
#define SKIP 495
|
||||
#define CONNECTION_ID 496
|
||||
#define TRANSACTION_ID 497
|
||||
#define BIGINT 498
|
||||
#define CASE 499
|
||||
#define NULLIF 500
|
||||
#define COALESCE 501
|
||||
#define USING 502
|
||||
#define NULLS 503
|
||||
#define LAST 504
|
||||
#define ROWS_AFFECTED 505
|
||||
#define LOCK 506
|
||||
#define SAVEPOINT 507
|
||||
#define STATEMENT 508
|
||||
#define LEAVE 509
|
||||
#define INSERTING 510
|
||||
#define UPDATING 511
|
||||
#define DELETING 512
|
||||
|
||||
|
||||
extern YYSTYPE yylval;
|
||||
|
||||
@ -101,6 +101,31 @@ void ALL_check_memory()
|
||||
#endif /* DEV_BUILD */
|
||||
|
||||
|
||||
JrdMemoryPool *JrdMemoryPool::createPool(int *cur_mem, int *max_mem) {
|
||||
JrdMemoryPool *result = (JrdMemoryPool *)internal_create(sizeof(JrdMemoryPool),
|
||||
cur_mem, max_mem);
|
||||
result->plb_buckets = NULL;
|
||||
result->plb_segments = NULL;
|
||||
result->plb_dccs = NULL;
|
||||
new (&result->lls_cache) BlockCache<lls> (*result);
|
||||
return result;
|
||||
}
|
||||
|
||||
JrdMemoryPool *JrdMemoryPool::createPool() {
|
||||
#ifdef SUPERSERVER
|
||||
DBB dbb = GET_DBB;
|
||||
JrdMemoryPool *result = (JrdMemoryPool *)internal_create(sizeof(JrdMemoryPool),
|
||||
(int*)&dbb->dbb_current_memory, (int*)&dbb->dbb_max_memory);
|
||||
#else
|
||||
JrdMemoryPool *result = (JrdMemoryPool *)internal_create(sizeof(JrdMemoryPool));
|
||||
#endif
|
||||
result->plb_buckets = NULL;
|
||||
result->plb_segments = NULL;
|
||||
result->plb_dccs = NULL;
|
||||
new (&result->lls_cache) BlockCache<lls> (*result);
|
||||
return result;
|
||||
}
|
||||
|
||||
TEXT* ALL_cstring(TEXT* in_string)
|
||||
{
|
||||
/**************************************
|
||||
|
||||
@ -47,14 +47,8 @@ protected:
|
||||
JrdMemoryPool() : MemoryPool(NULL, NULL), lls_cache(*this) {}
|
||||
~JrdMemoryPool() {}
|
||||
public:
|
||||
static JrdMemoryPool *createPool() {
|
||||
JrdMemoryPool *result = (JrdMemoryPool *)internal_create(sizeof(JrdMemoryPool));
|
||||
result->plb_buckets = NULL;
|
||||
result->plb_segments = NULL;
|
||||
result->plb_dccs = NULL;
|
||||
new (&result->lls_cache) BlockCache<lls> (*result);
|
||||
return result;
|
||||
}
|
||||
static JrdMemoryPool *createPool(int *cur_mem, int *max_mem);
|
||||
static JrdMemoryPool *createPool();
|
||||
static void deletePool(JrdMemoryPool* pool) {
|
||||
pool->lls_cache.~BlockCache<lls>();
|
||||
MemoryPool::deletePool(pool);
|
||||
|
||||
@ -383,6 +383,7 @@ int INF_database_info(
|
||||
length = 0;
|
||||
break;
|
||||
|
||||
#ifdef SUPERSERVER
|
||||
case isc_info_current_memory:
|
||||
length = INF_convert(dbb->dbb_current_memory, buffer);
|
||||
break;
|
||||
@ -390,6 +391,15 @@ int INF_database_info(
|
||||
case isc_info_max_memory:
|
||||
length = INF_convert(dbb->dbb_max_memory, buffer);
|
||||
break;
|
||||
#else
|
||||
case isc_info_current_memory:
|
||||
length = INF_convert(process_current_memory, buffer);
|
||||
break;
|
||||
|
||||
case isc_info_max_memory:
|
||||
length = INF_convert(process_max_memory, buffer);
|
||||
break;
|
||||
#endif
|
||||
|
||||
case isc_info_attachment_id:
|
||||
length = INF_convert(PAG_attachment_id(), buffer);
|
||||
|
||||
@ -5621,9 +5621,15 @@ static DBB init(TDBB tdbb,
|
||||
tdbb->tdbb_database = 0;
|
||||
|
||||
try {
|
||||
|
||||
#ifdef SUPERSERVER
|
||||
int cur_perm = 0, max_perm = 0;
|
||||
JrdMemoryPool* perm = JrdMemoryPool::createPool(&cur_perm, &max_perm);
|
||||
dbb_ = dbb::newDbb(*perm);
|
||||
perm->moveStats((int*)&dbb_->dbb_current_memory, (int*)&dbb_->dbb_max_memory);
|
||||
#else
|
||||
JrdMemoryPool* perm = JrdMemoryPool::createPool();
|
||||
dbb_ = dbb::newDbb(*perm);
|
||||
#endif
|
||||
//temp.blk_type = type_dbb;
|
||||
dbb_->dbb_permanent = perm;
|
||||
dbb_->dbb_mutexes = temp_mutx;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user