1 files changed, 36 insertions, 4 deletions

diff --git a/src/video_core/macro/macro.cpp b/src/video_core/macro/macro.cpp
index 0aeda4ce8..f61d5998e 100644
--- a/src/video_core/macro/macro.cpp
+++ b/src/video_core/macro/macro.cpp
@@ -1,13 +1,17 @@
-// Copyright 2020 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <cstring>
+#include <fstream>
 #include <optional>
+#include <span>
 
 #include <boost/container_hash/hash.hpp>
 
+#include <fstream>
 #include "common/assert.h"
+#include "common/fs/fs.h"
+#include "common/fs/path_util.h"
 #include "common/settings.h"
 #include "video_core/macro/macro.h"
 #include "video_core/macro/macro_hle.h"
@@ -16,6 +20,23 @@
 
 namespace Tegra {
 
+static void Dump(u64 hash, std::span<const u32> code) {
+    const auto base_dir{Common::FS::GetYuzuPath(Common::FS::YuzuPath::DumpDir)};
+    const auto macro_dir{base_dir / "macros"};
+    if (!Common::FS::CreateDir(base_dir) || !Common::FS::CreateDir(macro_dir)) {
+        LOG_ERROR(Common_Filesystem, "Failed to create macro dump directories");
+        return;
+    }
+    const auto name{macro_dir / fmt::format("{:016x}.macro", hash)};
+    std::fstream macro_file(name, std::ios::out | std::ios::binary);
+    if (!macro_file) {
+        LOG_ERROR(Common_Filesystem, "Unable to open or create file at {}",
+                  Common::FS::PathToUTF8String(name));
+        return;
+    }
+    macro_file.write(reinterpret_cast<const char*>(code.data()), code.size_bytes());
+}
+
 MacroEngine::MacroEngine(Engines::Maxwell3D& maxwell3d)
     : hle_macros{std::make_unique<Tegra::HLEMacro>(maxwell3d)} {}
 
@@ -25,6 +46,11 @@ void MacroEngine::AddCode(u32 method, u32 data) {
     uploaded_macro_code[method].push_back(data);
 }
 
+void MacroEngine::ClearCode(u32 method) {
+    macro_cache.erase(method);
+    uploaded_macro_code.erase(method);
+}
+
 void MacroEngine::Execute(u32 method, const std::vector<u32>& parameters) {
     auto compiled_macro = macro_cache.find(method);
     if (compiled_macro != macro_cache.end()) {
@@ -46,7 +72,7 @@ void MacroEngine::Execute(u32 method, const std::vector<u32>& parameters) {
                 }
             }
             if (!mid_method.has_value()) {
-                UNREACHABLE_MSG("Macro 0x{0:x} was not uploaded", method);
+                ASSERT_MSG(false, "Macro 0x{0:x} was not uploaded", method);
                 return;
             }
         }
@@ -55,6 +81,9 @@ void MacroEngine::Execute(u32 method, const std::vector<u32>& parameters) {
         if (!mid_method.has_value()) {
             cache_info.lle_program = Compile(macro_code->second);
             cache_info.hash = boost::hash_value(macro_code->second);
+            if (Settings::values.dump_macros) {
+                Dump(cache_info.hash, macro_code->second);
+            }
         } else {
             const auto& macro_cached = uploaded_macro_code[mid_method.value()];
             const auto rebased_method = method - mid_method.value();
@@ -64,6 +93,9 @@ void MacroEngine::Execute(u32 method, const std::vector<u32>& parameters) {
                         code.size() * sizeof(u32));
             cache_info.hash = boost::hash_value(code);
             cache_info.lle_program = Compile(code);
+            if (Settings::values.dump_macros) {
+                Dump(cache_info.hash, code);
+            }
         }
 
         if (auto hle_program = hle_macros->GetHLEProgram(cache_info.hash)) {