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rsx: Refactor program texture state handling to be persistent across shader swaps

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kd-11 2021-05-13 00:56:01 +03:00 • committed by kd-11
parent 11bace8804
commit c5a06dab0a
45 changed files with 337 additions and 179 deletions
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63
rpcs3/Emu/RSX/Program/program_state_cache2.hpp Normal file
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#pragma once
#include "ProgramStateCache.h"
#include "emmintrin.h"
#include "util/asm.hpp"
template <typename Traits>
void program_state_cache<Traits>::fill_fragment_constants_buffer(gsl::span<f32> dst_buffer, const RSXFragmentProgram &fragment_program, bool sanitize) const
{
const auto I = m_fragment_shader_cache.find(fragment_program);
if (I == m_fragment_shader_cache.end())
return;
ensure((dst_buffer.size_bytes() >= ::narrow<int>(I->second.FragmentConstantOffsetCache.size()) * 16u));
f32* dst = dst_buffer.data();
alignas(16) f32 tmp[4];
for (usz offset_in_fragment_program : I->second.FragmentConstantOffsetCache)
{
char* data = static_cast<char*>(fragment_program.get_data()) + offset_in_fragment_program;
const __m128i vector = _mm_loadu_si128(reinterpret_cast<__m128i*>(data));
const __m128i shuffled_vector = _mm_or_si128(_mm_slli_epi16(vector, 8), _mm_srli_epi16(vector, 8));
if (!patch_table.is_empty())
{
_mm_store_ps(tmp, _mm_castsi128_ps(shuffled_vector));
for (int i = 0; i < 4; ++i)
{
bool patched = false;
for (auto& e : patch_table.db)
{
//TODO: Use fp comparison with fabsf without hurting performance
patched = e.second.test_and_set(tmp[i], &dst[i]);
if (patched)
{
break;
}
}
if (!patched)
{
dst[i] = tmp[i];
}
}
}
else if (sanitize)
{
//Convert NaNs and Infs to 0
const auto masked = _mm_and_si128(shuffled_vector, _mm_set1_epi32(0x7fffffff));
const auto valid = _mm_cmplt_epi32(masked, _mm_set1_epi32(0x7f800000));
const auto result = _mm_and_si128(shuffled_vector, valid);
_mm_stream_si128(utils::bless<__m128i>(dst), result);
}
else
{
_mm_stream_si128(utils::bless<__m128i>(dst), shuffled_vector);
}
dst += 4;
}
}