Revamp memory allocation system
This commit is contained in:
parent
fd228d092b
commit
650126f039
102
DqnMemStack.cpp
102
DqnMemStack.cpp
@ -5,7 +5,7 @@ FILE_SCOPE void DqnMemStack_Test()
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// Check Alignment
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if (1)
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{
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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i32 const ALIGN64 = 64;
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i32 const ALIGN16 = 16;
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@ -13,7 +13,7 @@ FILE_SCOPE void DqnMemStack_Test()
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DqnMemStack::PushType push_type = DqnMemStack::PushType::Head;
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if (1)
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{
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u8 *result1 = (u8 *)stack.Push(2, push_type, ALIGN4);
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u8 *result1 = (u8 *)stack.Push_(2, push_type, ALIGN4);
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u8 *result2 = (u8 *)DQN_ALIGN_POW_N(result1, ALIGN4);
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DQN_ASSERT(result1 == result2);
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stack.Pop(result1);
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@ -22,7 +22,7 @@ FILE_SCOPE void DqnMemStack_Test()
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if (1)
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{
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u8 *result1 = (u8 *)stack.Push(120, push_type, ALIGN16);
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u8 *result1 = (u8 *)stack.Push_(120, push_type, ALIGN16);
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u8 *result2 = (u8 *)DQN_ALIGN_POW_N(result1, ALIGN16);
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DQN_ASSERT(result1 == result2);
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stack.Pop(result1);
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@ -31,7 +31,7 @@ FILE_SCOPE void DqnMemStack_Test()
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if (1)
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{
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u8 *result1 = (u8 *)stack.Push(12, push_type, ALIGN64);
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u8 *result1 = (u8 *)stack.Push_(12, push_type, ALIGN64);
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u8 *result2 = (u8 *)DQN_ALIGN_POW_N(result1, ALIGN64);
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DQN_ASSERT(result1 == result2);
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stack.Pop(result1);
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@ -46,7 +46,7 @@ FILE_SCOPE void DqnMemStack_Test()
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if (1)
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{
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::NonExpandable);
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auto *result1 = stack.Push(DQN_MEGABYTE(2));
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auto *result1 = stack.Push_(DQN_MEGABYTE(2));
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DQN_ASSERT(result1 == nullptr);
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DQN_ASSERT(stack.block->prev_block == nullptr);
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@ -58,8 +58,6 @@ FILE_SCOPE void DqnMemStack_Test()
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if (1)
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{
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes);
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DQN_ASSERT(stack.tracker.bounds_guard_size == 0);
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auto *old_block = stack.block;
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DQN_ASSERT(old_block);
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DQN_ASSERT(old_block->size == DQN_MEGABYTE(1));
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@ -67,7 +65,7 @@ FILE_SCOPE void DqnMemStack_Test()
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DQN_ASSERT(old_block->tail == old_block->tail);
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DQN_ASSERT(old_block->prev_block == nullptr);
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auto *result1 = stack.Push(DQN_MEGABYTE(2));
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auto *result1 = stack.Push_(DQN_MEGABYTE(2));
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DQN_ASSERT(result1);
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DQN_ASSERT(stack.block->prev_block == old_block);
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DQN_ASSERT(stack.block != old_block);
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@ -82,24 +80,24 @@ FILE_SCOPE void DqnMemStack_Test()
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// Check temporary regions
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if (1)
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{
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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DqnMemStack::Block *block_to_return_to = stack.block;
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auto head_before = block_to_return_to->head;
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auto tail_before = block_to_return_to->tail;
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auto head_before = block_to_return_to->head;
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auto tail_before = block_to_return_to->tail;
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if (1)
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{
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auto mem_guard1 = stack.MemRegionScope();
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auto *result2 = stack.Push(100);
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auto *result3 = stack.Push(100);
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auto *result4 = stack.Push(100);
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auto *result2 = stack.Push_(100);
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auto *result3 = stack.Push_(100);
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auto *result4 = stack.Push_(100);
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DQN_ASSERT(result2 && result3 && result4);
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DQN_ASSERT(stack.block->head != head_before);
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DQN_ASSERT(stack.block->tail == tail_before);
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DQN_ASSERT(stack.block->memory == block_to_return_to->memory);
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// Force allocation of new block
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auto *result5 = stack.Push(DQN_MEGABYTE(5));
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auto *result5 = stack.Push_(DQN_MEGABYTE(5));
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DQN_ASSERT(result5);
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DQN_ASSERT(stack.block != block_to_return_to);
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DQN_ASSERT(stack.mem_region_count == 1);
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@ -115,23 +113,23 @@ FILE_SCOPE void DqnMemStack_Test()
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// Check temporary regions keep state
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if (1)
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{
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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DqnMemStack::Block *block_to_return_to = stack.block;
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auto head_before = block_to_return_to->head;
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auto tail_before = block_to_return_to->tail;
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if (1)
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{
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auto mem_guard1 = stack.MemRegionScope();
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auto *result2 = stack.Push(100);
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auto *result3 = stack.Push(100);
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auto *result4 = stack.Push(100);
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auto *result2 = stack.Push_(100);
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auto *result3 = stack.Push_(100);
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auto *result4 = stack.Push_(100);
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DQN_ASSERT(result2 && result3 && result4);
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DQN_ASSERT(stack.block->head != head_before);
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DQN_ASSERT(stack.block->tail == tail_before);
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DQN_ASSERT(stack.block->memory == block_to_return_to->memory);
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// Force allocation of new block
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auto *result5 = stack.Push(DQN_MEGABYTE(5));
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auto *result5 = stack.Push_(DQN_MEGABYTE(5));
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DQN_ASSERT(result5);
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DQN_ASSERT(stack.block != block_to_return_to);
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DQN_ASSERT(stack.mem_region_count == 1);
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@ -148,10 +146,10 @@ FILE_SCOPE void DqnMemStack_Test()
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// Check temporary regions with tail and head pushes
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if (1)
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{
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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auto *pop1 = stack.Push(222);
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auto *pop2 = stack.Push(333, DqnMemStack::PushType::Tail);
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auto *pop1 = stack.Push_(222);
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auto *pop2 = stack.Push_(333, DqnMemStack::PushType::Tail);
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DqnMemStack::Block *block_to_return_to = stack.block;
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auto head_before = block_to_return_to->head;
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@ -159,10 +157,10 @@ FILE_SCOPE void DqnMemStack_Test()
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if (1)
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{
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auto mem_guard1 = stack.MemRegionScope();
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auto *result2 = stack.Push(100);
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auto *result3 = stack.Push(100, DqnMemStack::PushType::Tail);
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auto *result4 = stack.Push(100);
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auto *result5 = stack.Push(100, DqnMemStack::PushType::Tail);
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auto *result2 = stack.Push_(100);
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auto *result3 = stack.Push_(100, DqnMemStack::PushType::Tail);
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auto *result4 = stack.Push_(100);
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auto *result5 = stack.Push_(100, DqnMemStack::PushType::Tail);
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DQN_ASSERT(result2 && result3 && result4 && result5);
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DQN_ASSERT(result3 > result5);
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DQN_ASSERT(result2 < result4);
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@ -171,7 +169,7 @@ FILE_SCOPE void DqnMemStack_Test()
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DQN_ASSERT(stack.block->memory == block_to_return_to->memory);
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// Force allocation of new block
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auto *result6 = stack.Push(DQN_MEGABYTE(5));
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auto *result6 = stack.Push_(DQN_MEGABYTE(5));
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DQN_ASSERT(result6);
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DQN_ASSERT(stack.block != block_to_return_to);
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DQN_ASSERT(stack.mem_region_count == 1);
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@ -206,11 +204,11 @@ FILE_SCOPE void DqnMemStack_Test()
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DQN_ASSERT(stack.mem_region_count == 0);
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DQN_ASSERT(stack.flags == DqnMemStack::Flag::NonExpandable);
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auto *result1 = stack.Push(32);
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auto *result1 = stack.Push_(32);
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DQN_ASSERT(result1);
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stack.Pop(result1);
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auto *result2 = stack.Push(buf_size * 2);
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auto *result2 = stack.Push_(buf_size * 2);
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DQN_ASSERT(result2 == nullptr);
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DQN_ASSERT(stack.block);
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DQN_ASSERT(stack.block->prev_block == false);
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@ -233,19 +231,19 @@ FILE_SCOPE void DqnMemStack_Test()
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auto *block1 = stack.block;
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size += additional_size;
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auto *result1 = stack.Push(size);
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auto *result1 = stack.Push_(size);
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auto *block2 = stack.block;
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size += additional_size;
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auto *result2 = stack.Push(size);
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auto *result2 = stack.Push_(size);
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auto *block3 = stack.block;
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size += additional_size;
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auto *result3 = stack.Push(size);
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auto *result3 = stack.Push_(size);
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auto *block4 = stack.block;
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size += additional_size;
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auto *result4 = stack.Push(size);
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auto *result4 = stack.Push_(size);
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auto *block5 = stack.block;
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DQN_ASSERT(result1 && result2 && result3 && result4);
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@ -277,8 +275,8 @@ FILE_SCOPE void DqnMemStack_Test()
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// Check bounds guard places magic values
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if (1)
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{
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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char *result = static_cast<char *>(stack.Push(64));
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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char *result = static_cast<char *>(stack.Push_(64));
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// TODO(doyle): check head and tail are adjacent to the bounds of the allocation
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u32 *head = stack.tracker.PtrToHeadGuard(result);
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@ -292,13 +290,13 @@ FILE_SCOPE void DqnMemStack_Test()
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if (1)
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{
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// Push to tail and head
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// Push_ to tail and head
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if (1)
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{
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DqnMemStack stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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DqnMemStack stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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auto *result1 = stack.Push(100);
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auto *result2 = stack.Push(100, DqnMemStack::PushType::Tail);
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auto *result1 = stack.Push_(100);
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auto *result2 = stack.Push_(100, DqnMemStack::PushType::Tail);
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auto *head_before = stack.block->head;
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auto *tail_before = stack.block->tail;
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DQN_ASSERT(result2 && result1);
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@ -313,24 +311,24 @@ FILE_SCOPE void DqnMemStack_Test()
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DQN_ASSERT(stack.block->head == stack.block->memory);
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DQN_ASSERT(stack.block->tail == stack.block->memory + stack.block->size);
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stack.Free();
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Log(Status::Ok, "Push, pop to tail and head.");
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Log(Status::Ok, "Push_, pop to tail and head.");
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}
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// Expansion with tail
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if (1)
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{
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// Push too much to tail causes expansion
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// Push_ too much to tail causes expansion
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if (1)
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{
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DqnMemStack stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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DqnMemStack stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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auto *result1 = stack.Push(100);
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auto *result1 = stack.Push_(100);
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DQN_ASSERT(stack.block->prev_block == nullptr);
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DQN_ASSERT(stack.block->head > stack.block->memory && stack.block->head < stack.block->tail);
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DQN_ASSERT(stack.block->tail == stack.block->memory + stack.block->size);
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auto *block_before = stack.block;
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auto *result2 = stack.Push(DQN_MEGABYTE(1), DqnMemStack::PushType::Tail);
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auto *result2 = stack.Push_(DQN_MEGABYTE(1), DqnMemStack::PushType::Tail);
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DQN_ASSERT(result2 && result1);
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DQN_ASSERT(result2 != result1);
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DQN_ASSERT(stack.block->prev_block == block_before);
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@ -349,18 +347,18 @@ FILE_SCOPE void DqnMemStack_Test()
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stack.Free();
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}
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// Push too much to tail fails to expand when non expandable
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// Push_ too much to tail fails to expand when non expandable
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if (1)
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{
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DqnMemStack stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::NonExpandable);
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auto *result1 = stack.Push(100);
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auto *result1 = stack.Push_(100);
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DQN_ASSERT(stack.block->prev_block == nullptr);
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DQN_ASSERT(stack.block->head != stack.block->memory);
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DQN_ASSERT(stack.block->tail == stack.block->memory + stack.block->size);
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auto *block_before = stack.block;
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auto *result2 = stack.Push(DQN_MEGABYTE(1), DqnMemStack::PushType::Tail);
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auto *result2 = stack.Push_(DQN_MEGABYTE(1), DqnMemStack::PushType::Tail);
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DQN_ASSERT(result2 == nullptr);
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DQN_ASSERT(stack.block->prev_block == nullptr);
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DQN_ASSERT(stack.block == block_before);
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@ -397,7 +395,7 @@ FILE_SCOPE void DqnMemStack_Test()
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auto *head_before = stack.block->head;
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isize buf_size = 16;
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char *buf = (char *)stack.Push(buf_size);
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char *buf = (char *)stack.Push_(buf_size);
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DqnMem_Set(buf, 'X', buf_size);
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for (auto i = 0; i < buf_size; i++) DQN_ASSERT(buf[i] == 'X');
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@ -427,7 +425,7 @@ FILE_SCOPE void DqnMemStack_Test()
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auto *tail_before = stack.block->tail;
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isize buf_size = 16;
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char *buf = (char *)stack.Push(buf_size, DqnMemStack::PushType::Tail);
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char *buf = (char *)stack.Push_(buf_size, DqnMemStack::PushType::Tail);
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DqnMem_Set(buf, 'X', buf_size);
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for (auto i = 0; i < buf_size; i++) DQN_ASSERT(buf[i] == 'X');
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@ -462,7 +460,7 @@ FILE_SCOPE void DqnMemStack_Test()
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auto *head_before = stack.block->head;
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isize buf_size = 16;
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char *buf = (char *)stack.Push(buf_size);
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char *buf = (char *)stack.Push_(buf_size);
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DqnMem_Set(buf, 'X', buf_size);
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for (auto i = 0; i < buf_size; i++) DQN_ASSERT(buf[i] == 'X');
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@ -491,7 +489,7 @@ FILE_SCOPE void DqnMemStack_Test()
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auto *tail_before = stack.block->tail;
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isize buf_size = 16;
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char *buf = (char *)stack.Push(buf_size, DqnMemStack::PushType::Tail);
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char *buf = (char *)stack.Push_(buf_size, DqnMemStack::PushType::Tail);
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DqnMem_Set(buf, 'X', buf_size);
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for (auto i = 0; i < buf_size; i++) DQN_ASSERT(buf[i] == 'X');
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@ -1299,7 +1299,7 @@ void DqnArray_Test()
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if (1)
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{
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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auto stack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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DQN_DEFER { stack.Free(); };
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#if 0
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if (1)
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@ -1436,7 +1436,7 @@ void DqnFile_Test()
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file->Close();
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}
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auto memstack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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auto memstack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemTracker::Flag::Simple);
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// Read data back in
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for (u32 i = 0; i < DQN_ARRAY_COUNT(file_names); i++)
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{
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@ -1447,7 +1447,7 @@ void DqnFile_Test()
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bool result = file->Open(file_names[i], permissions, DqnFile::Action::OpenOnly);
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DQN_ASSERT(result);
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u8 *buffer = (u8 *)memstack.Push(file->size);
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u8 *buffer = (u8 *)memstack.Push_(file->size);
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DQN_ASSERT(buffer);
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size_t bytesRead = file->Read(buffer, file->size);
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@ -1466,7 +1466,7 @@ void DqnFile_Test()
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size_t reqSize = 0;
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DQN_ASSERT(DqnFile_Size(file_names[i], &reqSize));
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u8 *buffer = (u8 *)memstack.Push(reqSize);
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u8 *buffer = (u8 *)memstack.Push_(reqSize);
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DQN_ASSERT(buffer);
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DQN_ASSERT(DqnFile_ReadAll(file_names[i], buffer, reqSize));
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@ -1572,7 +1572,7 @@ FILE_SCOPE void DqnJobQueue_Test()
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LOG_HEADER();
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global_debug_counter = 0;
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auto memstack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
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auto memstack = DqnMemStack(DQN_MEGABYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
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u32 num_threads, num_cores;
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DqnOS_GetThreadsAndCores(&num_cores, &num_threads);
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@ -1582,7 +1582,7 @@ FILE_SCOPE void DqnJobQueue_Test()
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if (total_threads == 0) total_threads = 1;
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DqnJobQueue job_queue = {};
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DqnJob *job_list = (DqnJob *)memstack.Push(sizeof(*job_queue.job_list) * QUEUE_SIZE);
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DqnJob *job_list = (DqnJob *)memstack.Push_(sizeof(*job_queue.job_list) * QUEUE_SIZE);
|
||||
DQN_ASSERT(DqnJobQueue_Init(&job_queue, job_list, QUEUE_SIZE, total_threads));
|
||||
|
||||
const u32 WORK_ENTRIES = 2048;
|
||||
@ -1616,13 +1616,13 @@ void DqnQuickSort_Test()
|
||||
auto state = DqnRndPCG();
|
||||
if (1)
|
||||
{
|
||||
auto stack = DqnMemStack(DQN_KILOBYTE(1), Dqn::ZeroMem::Yes, DqnMemStack::Flag::BoundsGuard);
|
||||
auto stack = DqnMemStack(DQN_KILOBYTE(1), Dqn::ZeroMem::Yes, 0, DqnMemTracker::Flag::Simple);
|
||||
|
||||
// Create array of ints
|
||||
u32 num_ints = 1000000;
|
||||
u32 size_in_bytes = sizeof(u32) * num_ints;
|
||||
u32 *dqn_cpp_array = (u32 *)stack.Push(size_in_bytes);
|
||||
u32 *std_array = (u32 *)stack.Push(size_in_bytes);
|
||||
u32 *dqn_cpp_array = (u32 *)stack.Push_(size_in_bytes);
|
||||
u32 *std_array = (u32 *)stack.Push_(size_in_bytes);
|
||||
DQN_ASSERT(dqn_cpp_array && std_array);
|
||||
|
||||
f64 dqn_cpp_timings[2] = {};
|
||||
|
Loading…
Reference in New Issue
Block a user