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-rw-r--r--src/shader_recompiler/frontend/ir/structured_control_flow.cpp10
-rw-r--r--src/shader_recompiler/main.cpp22
-rw-r--r--src/shader_recompiler/object_pool.h84
3 files changed, 66 insertions, 50 deletions
diff --git a/src/shader_recompiler/frontend/ir/structured_control_flow.cpp b/src/shader_recompiler/frontend/ir/structured_control_flow.cpp
index 2e9ce2525..d145095d1 100644
--- a/src/shader_recompiler/frontend/ir/structured_control_flow.cpp
+++ b/src/shader_recompiler/frontend/ir/structured_control_flow.cpp
@@ -269,7 +269,7 @@ bool SearchNode(const Tree& tree, ConstNode stmt, size_t& offset) {
class GotoPass {
public:
- explicit GotoPass(std::span<Block* const> blocks, ObjectPool<Statement, 64>& stmt_pool)
+ explicit GotoPass(std::span<Block* const> blocks, ObjectPool<Statement>& stmt_pool)
: pool{stmt_pool} {
std::vector gotos{BuildUnorderedTreeGetGotos(blocks)};
fmt::print(stdout, "BEFORE\n{}\n", DumpTree(root_stmt.children));
@@ -554,7 +554,7 @@ private:
return offset;
}
- ObjectPool<Statement, 64>& pool;
+ ObjectPool<Statement>& pool;
Statement root_stmt{FunctionTag{}};
};
@@ -589,7 +589,7 @@ Block* TryFindForwardBlock(const Statement& stmt) {
class TranslatePass {
public:
TranslatePass(ObjectPool<Inst>& inst_pool_, ObjectPool<Block>& block_pool_,
- ObjectPool<Statement, 64>& stmt_pool_, Statement& root_stmt,
+ ObjectPool<Statement>& stmt_pool_, Statement& root_stmt,
const std::function<void(IR::Block*)>& func_, BlockList& block_list_)
: stmt_pool{stmt_pool_}, inst_pool{inst_pool_}, block_pool{block_pool_}, func{func_},
block_list{block_list_} {
@@ -720,7 +720,7 @@ private:
return block;
}
- ObjectPool<Statement, 64>& stmt_pool;
+ ObjectPool<Statement>& stmt_pool;
ObjectPool<Inst>& inst_pool;
ObjectPool<Block>& block_pool;
const std::function<void(IR::Block*)>& func;
@@ -731,7 +731,7 @@ private:
BlockList VisitAST(ObjectPool<Inst>& inst_pool, ObjectPool<Block>& block_pool,
std::span<Block* const> unordered_blocks,
const std::function<void(Block*)>& func) {
- ObjectPool<Statement, 64> stmt_pool;
+ ObjectPool<Statement> stmt_pool{64};
GotoPass goto_pass{unordered_blocks, stmt_pool};
BlockList block_list;
TranslatePass translate_pass{inst_pool, block_pool, stmt_pool, goto_pass.RootStatement(),
diff --git a/src/shader_recompiler/main.cpp b/src/shader_recompiler/main.cpp
index 3b110af61..216345e91 100644
--- a/src/shader_recompiler/main.cpp
+++ b/src/shader_recompiler/main.cpp
@@ -37,7 +37,7 @@ void RunDatabase() {
ForEachFile("D:\\Shaders\\Database", [&](const std::filesystem::path& path) {
map.emplace_back(std::make_unique<FileEnvironment>(path.string().c_str()));
});
- auto block_pool{std::make_unique<ObjectPool<Flow::Block>>()};
+ ObjectPool<Flow::Block> block_pool;
using namespace std::chrono;
auto t0 = high_resolution_clock::now();
int N = 1;
@@ -48,8 +48,8 @@ void RunDatabase() {
// fmt::print(stdout, "Decoding {}\n", path.string());
const Location start_address{0};
- block_pool->ReleaseContents();
- Flow::CFG cfg{*env, *block_pool, start_address};
+ block_pool.ReleaseContents();
+ Flow::CFG cfg{*env, block_pool, start_address};
// fmt::print(stdout, "{}\n", cfg->Dot());
// IR::Program program{env, cfg};
// Optimize(program);
@@ -63,18 +63,18 @@ void RunDatabase() {
int main() {
// RunDatabase();
- auto flow_block_pool{std::make_unique<ObjectPool<Flow::Block>>()};
- auto inst_pool{std::make_unique<ObjectPool<IR::Inst>>()};
- auto block_pool{std::make_unique<ObjectPool<IR::Block>>()};
+ ObjectPool<Flow::Block> flow_block_pool;
+ ObjectPool<IR::Inst> inst_pool;
+ ObjectPool<IR::Block> block_pool;
// FileEnvironment env{"D:\\Shaders\\Database\\Oninaki\\CS8F146B41DB6BD826.bin"};
FileEnvironment env{"D:\\Shaders\\shader.bin"};
- block_pool->ReleaseContents();
- inst_pool->ReleaseContents();
- flow_block_pool->ReleaseContents();
- Flow::CFG cfg{env, *flow_block_pool, 0};
+ block_pool.ReleaseContents();
+ inst_pool.ReleaseContents();
+ flow_block_pool.ReleaseContents();
+ Flow::CFG cfg{env, flow_block_pool, 0};
fmt::print(stdout, "{}\n", cfg.Dot());
- IR::Program program{TranslateProgram(*inst_pool, *block_pool, env, cfg)};
+ IR::Program program{TranslateProgram(inst_pool, block_pool, env, cfg)};
fmt::print(stdout, "{}\n", IR::DumpProgram(program));
Backend::SPIRV::EmitSPIRV spirv{program};
}
diff --git a/src/shader_recompiler/object_pool.h b/src/shader_recompiler/object_pool.h
index a573add32..f78813b5f 100644
--- a/src/shader_recompiler/object_pool.h
+++ b/src/shader_recompiler/object_pool.h
@@ -10,19 +10,11 @@
namespace Shader {
-template <typename T, size_t chunk_size = 8192>
+template <typename T>
requires std::is_destructible_v<T> class ObjectPool {
public:
- ~ObjectPool() {
- std::unique_ptr<Chunk> tree_owner;
- Chunk* chunk{&root};
- while (chunk) {
- for (size_t obj_id = chunk->free_objects; obj_id < chunk_size; ++obj_id) {
- chunk->storage[obj_id].object.~T();
- }
- tree_owner = std::move(chunk->next);
- chunk = tree_owner.get();
- }
+ explicit ObjectPool(size_t chunk_size = 8192) : new_chunk_size{chunk_size} {
+ node = &chunks.emplace_back(new_chunk_size);
}
template <typename... Args>
@@ -31,17 +23,21 @@ public:
}
void ReleaseContents() {
- Chunk* chunk{&root};
- while (chunk) {
- if (chunk->free_objects == chunk_size) {
- break;
- }
- for (; chunk->free_objects < chunk_size; ++chunk->free_objects) {
- chunk->storage[chunk->free_objects].object.~T();
- }
- chunk = chunk->next.get();
+ if (chunks.empty()) {
+ return;
+ }
+ Chunk& root{chunks.front()};
+ if (root.used_objects == root.num_objects) {
+ // Root chunk has been filled, squash allocations into it
+ const size_t total_objects{root.num_objects + new_chunk_size * (chunks.size() - 1)};
+ chunks.clear();
+ chunks.emplace_back(total_objects);
+ chunks.shrink_to_fit();
+ } else {
+ root.Release();
+ chunks.resize(1);
+ chunks.shrink_to_fit();
}
- node = &root;
}
private:
@@ -58,31 +54,51 @@ private:
};
struct Chunk {
- size_t free_objects = chunk_size;
- std::array<Storage, chunk_size> storage;
- std::unique_ptr<Chunk> next;
+ explicit Chunk() = default;
+ explicit Chunk(size_t size)
+ : num_objects{size}, storage{std::make_unique<Storage[]>(size)} {}
+
+ Chunk& operator=(Chunk&& rhs) noexcept {
+ Release();
+ used_objects = std::exchange(rhs.used_objects, 0);
+ num_objects = std::exchange(rhs.num_objects, 0);
+ storage = std::move(rhs.storage);
+ }
+
+ Chunk(Chunk&& rhs) noexcept
+ : used_objects{std::exchange(rhs.used_objects, 0)},
+ num_objects{std::exchange(rhs.num_objects, 0)}, storage{std::move(rhs.storage)} {}
+
+ ~Chunk() {
+ Release();
+ }
+
+ void Release() {
+ std::destroy_n(storage.get(), used_objects);
+ used_objects = 0;
+ }
+
+ size_t used_objects{};
+ size_t num_objects{};
+ std::unique_ptr<Storage[]> storage;
};
[[nodiscard]] T* Memory() {
Chunk* const chunk{FreeChunk()};
- return &chunk->storage[--chunk->free_objects].object;
+ return &chunk->storage[chunk->used_objects++].object;
}
[[nodiscard]] Chunk* FreeChunk() {
- if (node->free_objects > 0) {
- return node;
- }
- if (node->next) {
- node = node->next.get();
+ if (node->used_objects != node->num_objects) {
return node;
}
- node->next = std::make_unique<Chunk>();
- node = node->next.get();
+ node = &chunks.emplace_back(new_chunk_size);
return node;
}
- Chunk* node{&root};
- Chunk root;
+ Chunk* node{};
+ std::vector<Chunk> chunks;
+ size_t new_chunk_size{};
};
} // namespace Shader
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 19:02:12 +0100