citra/src/video_core/shader/shader_jit.cpp

58 lines
1.7 KiB
C++

// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/arch.h"
#if CITRA_ARCH(x86_64) || CITRA_ARCH(arm64)
#include "common/assert.h"
#include "common/hash.h"
#include "common/microprofile.h"
#include "video_core/shader/shader.h"
#include "video_core/shader/shader_jit.h"
#if CITRA_ARCH(arm64)
#include "video_core/shader/shader_jit_a64_compiler.h"
#endif
#if CITRA_ARCH(x86_64)
#include "video_core/shader/shader_jit_x64_compiler.h"
#endif
namespace Pica::Shader {
JitEngine::JitEngine() = default;
JitEngine::~JitEngine() = default;
void JitEngine::SetupBatch(ShaderSetup& setup, u32 entry_point) {
ASSERT(entry_point < MAX_PROGRAM_CODE_LENGTH);
setup.entry_point = entry_point;
const u64 code_hash = setup.GetProgramCodeHash();
const u64 swizzle_hash = setup.GetSwizzleDataHash();
const u64 cache_key = Common::HashCombine(code_hash, swizzle_hash);
auto iter = cache.find(cache_key);
if (iter != cache.end()) {
setup.cached_shader = iter->second.get();
} else {
auto shader = std::make_unique<JitShader>();
shader->Compile(&setup.program_code, &setup.swizzle_data);
setup.cached_shader = shader.get();
cache.emplace_hint(iter, cache_key, std::move(shader));
}
}
MICROPROFILE_DECLARE(GPU_Shader);
void JitEngine::Run(const ShaderSetup& setup, ShaderUnit& state) const {
ASSERT(setup.cached_shader != nullptr);
MICROPROFILE_SCOPE(GPU_Shader);
const JitShader* shader = static_cast<const JitShader*>(setup.cached_shader);
shader->Run(setup, state, setup.entry_point);
}
} // namespace Pica::Shader
#endif // CITRA_ARCH(x86_64) || CITRA_ARCH(arm64)