1 // Copyright 2016 Citra Emulator Project
2 // Licensed under GPLv2 or any later version
3 // Refer to the license.txt file included.
4 
5 #include "common/microprofile.h"
6 #include "video_core/shader/shader.h"
7 #include "video_core/shader/shader_jit_x64.h"
8 #include "video_core/shader/shader_jit_x64_compiler.h"
9 
10 namespace Pica::Shader {
11 
12 JitX64Engine::JitX64Engine() = default;
13 JitX64Engine::~JitX64Engine() = default;
14 
SetupBatch(ShaderSetup & setup,unsigned int entry_point)15 void JitX64Engine::SetupBatch(ShaderSetup& setup, unsigned int entry_point) {
16     ASSERT(entry_point < MAX_PROGRAM_CODE_LENGTH);
17     setup.engine_data.entry_point = entry_point;
18 
19     u64 code_hash = setup.GetProgramCodeHash();
20     u64 swizzle_hash = setup.GetSwizzleDataHash();
21 
22     u64 cache_key = code_hash ^ swizzle_hash;
23     auto iter = cache.find(cache_key);
24     if (iter != cache.end()) {
25         setup.engine_data.cached_shader = iter->second.get();
26     } else {
27         auto shader = std::make_unique<JitShader>();
28         shader->Compile(&setup.program_code, &setup.swizzle_data);
29         setup.engine_data.cached_shader = shader.get();
30         cache.emplace_hint(iter, cache_key, std::move(shader));
31     }
32 }
33 
34 MICROPROFILE_DECLARE(GPU_Shader);
35 
Run(const ShaderSetup & setup,UnitState & state) const36 void JitX64Engine::Run(const ShaderSetup& setup, UnitState& state) const {
37     ASSERT(setup.engine_data.cached_shader != nullptr);
38 
39     MICROPROFILE_SCOPE(GPU_Shader);
40 
41     const JitShader* shader = static_cast<const JitShader*>(setup.engine_data.cached_shader);
42     shader->Run(setup, state, setup.engine_data.entry_point);
43 }
44 
45 } // namespace Pica::Shader
46