diff options
Diffstat (limited to 'src/shader_recompiler/frontend/maxwell')
3 files changed, 167 insertions, 10 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/maxwell.inc b/src/shader_recompiler/frontend/maxwell/maxwell.inc index d668dc1aa..b47fb9c2e 100644 --- a/src/shader_recompiler/frontend/maxwell/maxwell.inc +++ b/src/shader_recompiler/frontend/maxwell/maxwell.inc @@ -252,8 +252,8 @@ INST(SYNC, "SYNC", "1111 0000 1111 1---") INST(TEX, "TEX", "1100 0--- ---- ----") INST(TEX_b, "TEX (b)", "1101 1110 10-- ----") INST(TEXS, "TEXS", "1101 -00- ---- ----") -INST(TLD, "TLD", "1101 1100 --11 1---") -INST(TLD_b, "TLD (b)", "1101 1101 --11 1---") +INST(TLD, "TLD", "1101 1100 ---- ----") +INST(TLD_b, "TLD (b)", "1101 1101 ---- ----") INST(TLD4, "TLD4", "1100 10-- ---- ----") INST(TLD4_b, "TLD4 (b)", "1101 1110 11-- ----") INST(TLD4S, "TLD4S", "1101 1111 -0-- ----") diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp index 6a580f831..60d61ec6e 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp @@ -313,14 +313,6 @@ void TranslatorVisitor::SYNC(u64) { ThrowNotImplemented(Opcode::SYNC); } -void TranslatorVisitor::TLD(u64) { - ThrowNotImplemented(Opcode::TLD); -} - -void TranslatorVisitor::TLD_b(u64) { - ThrowNotImplemented(Opcode::TLD_b); -} - void TranslatorVisitor::TLDS(u64) { ThrowNotImplemented(Opcode::TLDS); } diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/texture_load.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_load.cpp new file mode 100644 index 000000000..b4063fa6e --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_load.cpp @@ -0,0 +1,165 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <optional> + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/frontend/ir/modifiers.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +namespace { + +enum class TextureType : u64 { + _1D, + ARRAY_1D, + _2D, + ARRAY_2D, + _3D, + ARRAY_3D, + CUBE, + ARRAY_CUBE, +}; + +Shader::TextureType GetType(TextureType type, bool dc) { + switch (type) { + case TextureType::_1D: + return dc ? Shader::TextureType::Shadow1D : Shader::TextureType::Color1D; + case TextureType::ARRAY_1D: + return dc ? Shader::TextureType::ShadowArray1D : Shader::TextureType::ColorArray1D; + case TextureType::_2D: + return dc ? Shader::TextureType::Shadow2D : Shader::TextureType::Color2D; + case TextureType::ARRAY_2D: + return dc ? Shader::TextureType::ShadowArray2D : Shader::TextureType::ColorArray2D; + case TextureType::_3D: + return dc ? Shader::TextureType::Shadow3D : Shader::TextureType::Color3D; + case TextureType::ARRAY_3D: + throw NotImplementedException("3D array texture type"); + case TextureType::CUBE: + return dc ? Shader::TextureType::ShadowCube : Shader::TextureType::ColorCube; + case TextureType::ARRAY_CUBE: + return dc ? Shader::TextureType::ShadowArrayCube : Shader::TextureType::ColorArrayCube; + } + throw NotImplementedException("Invalid texture type {}", type); +} + +IR::Value MakeCoords(TranslatorVisitor& v, IR::Reg reg, TextureType type) { + const auto read_array{ + [&]() -> IR::U32 { return v.ir.BitFieldExtract(v.X(reg), v.ir.Imm32(0), v.ir.Imm32(16)); }}; + switch (type) { + case TextureType::_1D: + return v.X(reg); + case TextureType::ARRAY_1D: + return v.ir.CompositeConstruct(v.X(reg + 1), read_array()); + case TextureType::_2D: + return v.ir.CompositeConstruct(v.X(reg), v.X(reg + 1)); + case TextureType::ARRAY_2D: + return v.ir.CompositeConstruct(v.X(reg + 1), v.X(reg + 2), read_array()); + case TextureType::_3D: + return v.ir.CompositeConstruct(v.X(reg), v.X(reg + 1), v.X(reg + 2)); + case TextureType::ARRAY_3D: + throw NotImplementedException("3D array texture type"); + case TextureType::CUBE: + return v.ir.CompositeConstruct(v.X(reg), v.X(reg + 1), v.X(reg + 2)); + case TextureType::ARRAY_CUBE: + return v.ir.CompositeConstruct(v.X(reg + 1), v.X(reg + 2), v.X(reg + 3), read_array()); + } + throw NotImplementedException("Invalid texture type {}", type); +} + +IR::Value MakeOffset(TranslatorVisitor& v, IR::Reg& reg, TextureType type) { + const IR::U32 value{v.X(reg++)}; + switch (type) { + case TextureType::_1D: + case TextureType::ARRAY_1D: + return v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4), true); + case TextureType::_2D: + case TextureType::ARRAY_2D: + return v.ir.CompositeConstruct( + v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4), true), + v.ir.BitFieldExtract(value, v.ir.Imm32(4), v.ir.Imm32(4), true)); + case TextureType::_3D: + case TextureType::ARRAY_3D: + return v.ir.CompositeConstruct( + v.ir.BitFieldExtract(value, v.ir.Imm32(0), v.ir.Imm32(4), true), + v.ir.BitFieldExtract(value, v.ir.Imm32(4), v.ir.Imm32(4), true), + v.ir.BitFieldExtract(value, v.ir.Imm32(8), v.ir.Imm32(4), true)); + case TextureType::CUBE: + case TextureType::ARRAY_CUBE: + throw NotImplementedException("Illegal offset on CUBE sample"); + } + throw NotImplementedException("Invalid texture type {}", type); +} + +void Impl(TranslatorVisitor& v, u64 insn, bool is_bindless) { + union { + u64 raw; + BitField<49, 1, u64> nodep; + BitField<55, 1, u64> lod; + BitField<50, 1, u64> multisample; + BitField<35, 1, u64> aoffi; + BitField<54, 1, u64> clamp; + BitField<51, 3, IR::Pred> sparse_pred; + BitField<0, 8, IR::Reg> dest_reg; + BitField<8, 8, IR::Reg> coord_reg; + BitField<20, 8, IR::Reg> meta_reg; + BitField<28, 3, TextureType> type; + BitField<31, 4, u64> mask; + BitField<36, 13, u64> cbuf_offset; + } const tld{insn}; + + const IR::Value coords{MakeCoords(v, tld.coord_reg, tld.type)}; + + IR::Reg meta_reg{tld.meta_reg}; + IR::Value handle; + IR::Value offset; + IR::U32 lod; + IR::U32 multisample; + if (!is_bindless) { + handle = v.ir.Imm32(static_cast<u32>(tld.cbuf_offset.Value() * 4)); + } else { + handle = v.X(meta_reg++); + } + if (tld.lod != 0) { + lod = v.X(meta_reg++); + } + if (tld.aoffi != 0) { + offset = MakeOffset(v, meta_reg, tld.type); + } + if (tld.multisample != 0) { + multisample = v.X(meta_reg++); + } + if (tld.clamp != 0) { + throw NotImplementedException("TLD.CL - CLAMP is not implmented"); + } + IR::TextureInstInfo info{}; + info.type.Assign(GetType(tld.type, false)); + const IR::Value sample{[&]() -> IR::Value { + return v.ir.ImageFetch(handle, coords, offset, lod, multisample, info); + }()}; + + IR::Reg dest_reg{tld.dest_reg}; + for (size_t element = 0; element < 4; ++element) { + if (((tld.mask >> element) & 1) == 0) { + continue; + } + v.F(dest_reg, IR::F32{v.ir.CompositeExtract(sample, element)}); + ++dest_reg; + } + if (tld.sparse_pred != IR::Pred::PT) { + v.ir.SetPred(tld.sparse_pred, v.ir.LogicalNot(v.ir.GetSparseFromOp(sample))); + } +} +} // Anonymous namespace + +void TranslatorVisitor::TLD(u64 insn) { + Impl(*this, insn, false); +} + +void TranslatorVisitor::TLD_b(u64 insn) { + Impl(*this, insn, true); +} + +} // namespace Shader::Maxwell |