pipeline: persist shaders and pipelines per game and prewarm them at boot

src/graphics/shader/shader.cpp

@@ -11,7 +11,6 @@
 #include "graphics/guest_gpu/hardwareContext.h"
 #include "graphics/host_gpu/renderer/renderContext.h"
 #include "graphics/shader/recompiler/ShaderRecompiler.h"
-#include "graphics/shader/recompiler/Tessellation.h"
 #include "graphics/shader/recompiler/frontend/decode/ShaderDecoder.h"
 #include "graphics/shader/shaderCompiler.h"
 #include "graphics/shader/shaderVertexMetadata.h"
@@ -53,8 +52,6 @@ struct ShaderMapEntry {
 
 static std::unique_ptr<std::unordered_map<uint64_t, ShaderMapEntry>> g_shader_map;
 static std::mutex                                                      g_shader_map_mutex;
-static std::unordered_map<uint64_t, ShaderTessellationInputInfo>       g_tess_layouts;
-static std::mutex                                                      g_tess_layouts_mutex;
 
 void ShaderInit() {
 	EXIT_IF(g_shader_map != nullptr);
@@ -662,18 +659,6 @@ PrepareTessellationPrograms(const HW::VertexShaderInfo& regs, const HW::Context&
 	};
 	EXIT_IF(tess.input_control_points == 0 || tess.input_control_points > 32 ||
 	        tess.output_control_points == 0 || tess.output_control_points > 32);
-	// Reflection decodes both programs; the key also covers the VGT fields cached in tess.
-	const uint64_t key[] = {local_hash, control_hash,
-	                        uint64_t {sh.m_vgtLsHsConfig & 0xfff00u} << 32u | sh.m_vgtTfParam};
-	{
-		std::scoped_lock lock(g_tess_layouts_mutex);
-		auto [entry, inserted] = g_tess_layouts.try_emplace(XXH3_64bits(key, sizeof(key)), tess);
-		if (inserted) {
-			ShaderRecompiler::AnalyzeTessellationPrograms(params[0].code, params[1].code,
-			                                              entry->second);
-		}
-		tess = entry->second;
-	}
 	for (auto& stage: input_info) {
 		stage.tess = tess;
 	}