10 files changed, 73 insertions, 24 deletions
diff --git a/src/shader_recompiler/frontend/ir/basic_block.cpp b/src/shader_recompiler/frontend/ir/basic_block.cpp
index 249251dd0..1a5d82135 100644
--- a/src/shader_recompiler/frontend/ir/basic_block.cpp
+++ b/src/shader_recompiler/frontend/ir/basic_block.cpp
@@ -14,7 +14,8 @@
 
 namespace Shader::IR {
 
-Block::Block(u32 begin, u32 end) : location_begin{begin}, location_end{end} {}
+Block::Block(ObjectPool<Inst>& inst_pool_, u32 begin, u32 end)
+    : inst_pool{&inst_pool_}, location_begin{begin}, location_end{end} {}
 
 Block::~Block() = default;
 
@@ -24,7 +25,7 @@ void Block::AppendNewInst(Opcode op, std::initializer_list<Value> args) {
 
 Block::iterator Block::PrependNewInst(iterator insertion_point, Opcode op,
                                       std::initializer_list<Value> args, u64 flags) {
-    Inst* const inst{std::construct_at(instruction_alloc_pool.allocate(), op, flags)};
+    Inst* const inst{inst_pool->Create(op, flags)};
     const auto result_it{instructions.insert(insertion_point, *inst)};
 
     if (inst->NumArgs() != args.size()) {
diff --git a/src/shader_recompiler/frontend/ir/basic_block.h b/src/shader_recompiler/frontend/ir/basic_block.h
index ec4a41cb1..ec3ad6263 100644
--- a/src/shader_recompiler/frontend/ir/basic_block.h
+++ b/src/shader_recompiler/frontend/ir/basic_block.h
@@ -10,9 +10,9 @@
 #include <vector>
 
 #include <boost/intrusive/list.hpp>
-#include <boost/pool/pool_alloc.hpp>
 
 #include "shader_recompiler/frontend/ir/microinstruction.h"
+#include "shader_recompiler/object_pool.h"
 
 namespace Shader::IR {
 
@@ -25,7 +25,7 @@ public:
     using reverse_iterator = InstructionList::reverse_iterator;
     using const_reverse_iterator = InstructionList::const_reverse_iterator;
 
-    explicit Block(u32 begin, u32 end);
+    explicit Block(ObjectPool<Inst>& inst_pool_, u32 begin, u32 end);
     ~Block();
 
     Block(const Block&) = delete;
@@ -119,6 +119,8 @@ public:
     }
 
 private:
+    /// Memory pool for instruction list
+    ObjectPool<Inst>* inst_pool;
     /// Starting location of this block
     u32 location_begin;
     /// End location of this block
@@ -127,11 +129,6 @@ private:
     /// List of instructions in this block
     InstructionList instructions;
 
-    /// Memory pool for instruction list
-    boost::fast_pool_allocator<Inst, boost::default_user_allocator_malloc_free,
-                               boost::details::pool::null_mutex>
-        instruction_alloc_pool;
-
     /// Block immediate predecessors
     std::vector<IR::Block*> imm_predecessors;
 };
diff --git a/src/shader_recompiler/frontend/ir/function.h b/src/shader_recompiler/frontend/ir/function.h
index 2d4dc5b98..bba7d1d39 100644
--- a/src/shader_recompiler/frontend/ir/function.h
+++ b/src/shader_recompiler/frontend/ir/function.h
@@ -4,22 +4,14 @@
 
 #pragma once
 
-#include <memory>
-#include <vector>
+#include <boost/container/small_vector.hpp>
 
 #include "shader_recompiler/frontend/ir/basic_block.h"
 
 namespace Shader::IR {
 
 struct Function {
-    struct InplaceDelete {
-        void operator()(IR::Block* block) const noexcept {
-            std::destroy_at(block);
-        }
-    };
-    using UniqueBlock = std::unique_ptr<IR::Block, InplaceDelete>;
-
-    std::vector<UniqueBlock> blocks;
+    boost::container::small_vector<Block*, 16> blocks;
 };
 
 } // namespace Shader::IR
diff --git a/src/shader_recompiler/frontend/ir/microinstruction.h b/src/shader_recompiler/frontend/ir/microinstruction.h
index 22101c9e2..80baffb2e 100644
--- a/src/shader_recompiler/frontend/ir/microinstruction.h
+++ b/src/shader_recompiler/frontend/ir/microinstruction.h
@@ -13,7 +13,7 @@
 #include <boost/intrusive/list.hpp>
 
 #include "common/common_types.h"
-#include "shader_recompiler/frontend/ir/opcode.h"
+#include "shader_recompiler/frontend/ir/opcodes.h"
 #include "shader_recompiler/frontend/ir/type.h"
 #include "shader_recompiler/frontend/ir/value.h"
 
diff --git a/src/shader_recompiler/frontend/ir/opcode.cpp b/src/shader_recompiler/frontend/ir/opcodes.cpp
index 65d074029..1f188411a 100644
--- a/src/shader_recompiler/frontend/ir/opcode.cpp
+++ b/src/shader_recompiler/frontend/ir/opcodes.cpp
@@ -7,7 +7,7 @@
 #include <string_view>
 
 #include "shader_recompiler/exception.h"
-#include "shader_recompiler/frontend/ir/opcode.h"
+#include "shader_recompiler/frontend/ir/opcodes.h"
 
 namespace Shader::IR {
 namespace {
@@ -26,7 +26,7 @@ constexpr std::array META_TABLE{
         .type{type_token},                                                                         \
         .arg_types{__VA_ARGS__},                                                                   \
     },
-#include "opcode.inc"
+#include "opcodes.inc"
 #undef OPCODE
 };
 
diff --git a/src/shader_recompiler/frontend/ir/opcode.h b/src/shader_recompiler/frontend/ir/opcodes.h
index 1f4440379..999fb2e77 100644
--- a/src/shader_recompiler/frontend/ir/opcode.h
+++ b/src/shader_recompiler/frontend/ir/opcodes.h
@@ -14,7 +14,7 @@ namespace Shader::IR {
 
 enum class Opcode {
 #define OPCODE(name, ...) name,
-#include "opcode.inc"
+#include "opcodes.inc"
 #undef OPCODE
 };
 
diff --git a/src/shader_recompiler/frontend/ir/opcode.inc b/src/shader_recompiler/frontend/ir/opcodes.inc
index 6eb105d92..6eb105d92 100644
--- a/src/shader_recompiler/frontend/ir/opcode.inc
+++ b/src/shader_recompiler/frontend/ir/opcodes.inc
diff --git a/src/shader_recompiler/frontend/ir/program.cpp b/src/shader_recompiler/frontend/ir/program.cpp
new file mode 100644
index 000000000..0ce99ef2a
--- /dev/null
+++ b/src/shader_recompiler/frontend/ir/program.cpp
@@ -0,0 +1,38 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <map>
+#include <string>
+
+#include <fmt/format.h>
+
+#include "shader_recompiler/frontend/ir/function.h"
+#include "shader_recompiler/frontend/ir/program.h"
+
+namespace Shader::IR {
+
+std::string DumpProgram(const Program& program) {
+    size_t index{0};
+    std::map<const IR::Inst*, size_t> inst_to_index;
+    std::map<const IR::Block*, size_t> block_to_index;
+
+    for (const IR::Function& function : program.functions) {
+        for (const IR::Block* const block : function.blocks) {
+            block_to_index.emplace(block, index);
+            ++index;
+        }
+    }
+    std::string ret;
+    for (const IR::Function& function : program.functions) {
+        ret += fmt::format("Function\n");
+        for (const auto& block : function.blocks) {
+            ret += IR::DumpBlock(*block, block_to_index, inst_to_index, index) + '\n';
+        }
+    }
+    return ret;
+}
+
+} // namespace Shader::IR
+\ No newline at end of file
diff --git a/src/shader_recompiler/frontend/ir/program.h b/src/shader_recompiler/frontend/ir/program.h
new file mode 100644
index 000000000..efaf1aa1e
--- /dev/null
+++ b/src/shader_recompiler/frontend/ir/program.h
@@ -0,0 +1,21 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <string>
+
+#include <boost/container/small_vector.hpp>
+
+#include "shader_recompiler/frontend/ir/function.h"
+
+namespace Shader::IR {
+
+struct Program {
+    boost::container::small_vector<Function, 1> functions;
+};
+
+[[nodiscard]] std::string DumpProgram(const Program& program);
+
+} // namespace Shader::IR
diff --git a/src/shader_recompiler/frontend/ir/value.cpp b/src/shader_recompiler/frontend/ir/value.cpp
index 93ff8ccf1..9ea61813b 100644
--- a/src/shader_recompiler/frontend/ir/value.cpp
+++ b/src/shader_recompiler/frontend/ir/value.cpp
@@ -3,7 +3,7 @@
 // Refer to the license.txt file included.
 
 #include "shader_recompiler/frontend/ir/microinstruction.h"
-#include "shader_recompiler/frontend/ir/opcode.h"
+#include "shader_recompiler/frontend/ir/opcodes.h"
 #include "shader_recompiler/frontend/ir/value.h"
 
 namespace Shader::IR {