From 2d48a7b4d0666ad16d03a22d85712617a0849046 Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Sat, 9 Jan 2021 03:30:07 -0300 Subject: [PATCH] shader: Initial recompiler work --- src/CMakeLists.txt | 1 + src/shader_recompiler/CMakeLists.txt | 86 ++ src/shader_recompiler/environment.h | 14 + src/shader_recompiler/exception.h | 42 + src/shader_recompiler/file_environment.cpp | 42 + src/shader_recompiler/file_environment.h | 21 + .../frontend/ir/attribute.cpp | 447 +++++++ src/shader_recompiler/frontend/ir/attribute.h | 242 ++++ .../frontend/ir/basic_block.cpp | 142 +++ .../frontend/ir/basic_block.h | 134 ++ .../frontend/ir/condition.cpp | 31 + src/shader_recompiler/frontend/ir/condition.h | 60 + .../frontend/ir/flow_test.cpp | 83 ++ src/shader_recompiler/frontend/ir/flow_test.h | 61 + .../frontend/ir/ir_emitter.cpp | 533 ++++++++ .../frontend/ir/ir_emitter.h | 123 ++ .../frontend/ir/microinstruction.cpp | 189 +++ .../frontend/ir/microinstruction.h | 82 ++ src/shader_recompiler/frontend/ir/opcode.cpp | 67 + src/shader_recompiler/frontend/ir/opcode.h | 44 + src/shader_recompiler/frontend/ir/opcode.inc | 142 +++ src/shader_recompiler/frontend/ir/pred.h | 28 + src/shader_recompiler/frontend/ir/reg.h | 314 +++++ src/shader_recompiler/frontend/ir/type.cpp | 36 + src/shader_recompiler/frontend/ir/type.h | 47 + src/shader_recompiler/frontend/ir/value.cpp | 124 ++ src/shader_recompiler/frontend/ir/value.h | 98 ++ .../frontend/maxwell/control_flow.cpp | 531 ++++++++ .../frontend/maxwell/control_flow.h | 137 ++ .../frontend/maxwell/decode.cpp | 149 +++ .../frontend/maxwell/decode.h | 14 + .../frontend/maxwell/instruction.h | 62 + .../frontend/maxwell/location.h | 106 ++ .../frontend/maxwell/maxwell.inc | 285 +++++ .../frontend/maxwell/opcode.cpp | 26 + .../frontend/maxwell/opcode.h | 30 + .../frontend/maxwell/program.cpp | 69 + .../frontend/maxwell/program.h | 39 + .../frontend/maxwell/termination_code.cpp | 79 ++ .../frontend/maxwell/termination_code.h | 16 + .../frontend/maxwell/translate/impl/exit.cpp | 15 + .../floating_point_conversion_integer.cpp | 133 ++ .../impl/floating_point_multi_function.cpp | 71 ++ .../frontend/maxwell/translate/impl/impl.cpp | 79 ++ .../frontend/maxwell/translate/impl/impl.h | 316 +++++ .../translate/impl/load_store_attribute.cpp | 92 ++ .../translate/impl/load_store_memory.cpp | 90 ++ .../translate/impl/not_implemented.cpp | 1105 +++++++++++++++++ .../maxwell/translate/impl/register_move.cpp | 45 + .../frontend/maxwell/translate/translate.cpp | 50 + .../frontend/maxwell/translate/translate.h | 16 + .../ir_opt/dead_code_elimination_pass.cpp | 23 + .../ir_opt/get_set_elimination_pass.cpp | 87 ++ .../ir_opt/identity_removal_pass.cpp | 37 + src/shader_recompiler/ir_opt/passes.h | 16 + .../ir_opt/verification_pass.cpp | 50 + src/shader_recompiler/main.cpp | 60 + 57 files changed, 7061 insertions(+) create mode 100644 src/shader_recompiler/CMakeLists.txt create mode 100644 src/shader_recompiler/environment.h create mode 100644 src/shader_recompiler/exception.h create mode 100644 src/shader_recompiler/file_environment.cpp create mode 100644 src/shader_recompiler/file_environment.h create mode 100644 src/shader_recompiler/frontend/ir/attribute.cpp create mode 100644 src/shader_recompiler/frontend/ir/attribute.h create mode 100644 src/shader_recompiler/frontend/ir/basic_block.cpp create mode 100644 src/shader_recompiler/frontend/ir/basic_block.h create mode 100644 src/shader_recompiler/frontend/ir/condition.cpp create mode 100644 src/shader_recompiler/frontend/ir/condition.h create mode 100644 src/shader_recompiler/frontend/ir/flow_test.cpp create mode 100644 src/shader_recompiler/frontend/ir/flow_test.h create mode 100644 src/shader_recompiler/frontend/ir/ir_emitter.cpp create mode 100644 src/shader_recompiler/frontend/ir/ir_emitter.h create mode 100644 src/shader_recompiler/frontend/ir/microinstruction.cpp create mode 100644 src/shader_recompiler/frontend/ir/microinstruction.h create mode 100644 src/shader_recompiler/frontend/ir/opcode.cpp create mode 100644 src/shader_recompiler/frontend/ir/opcode.h create mode 100644 src/shader_recompiler/frontend/ir/opcode.inc create mode 100644 src/shader_recompiler/frontend/ir/pred.h create mode 100644 src/shader_recompiler/frontend/ir/reg.h create mode 100644 src/shader_recompiler/frontend/ir/type.cpp create mode 100644 src/shader_recompiler/frontend/ir/type.h create mode 100644 src/shader_recompiler/frontend/ir/value.cpp create mode 100644 src/shader_recompiler/frontend/ir/value.h create mode 100644 src/shader_recompiler/frontend/maxwell/control_flow.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/control_flow.h create mode 100644 src/shader_recompiler/frontend/maxwell/decode.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/decode.h create mode 100644 src/shader_recompiler/frontend/maxwell/instruction.h create mode 100644 src/shader_recompiler/frontend/maxwell/location.h create mode 100644 src/shader_recompiler/frontend/maxwell/maxwell.inc create mode 100644 src/shader_recompiler/frontend/maxwell/opcode.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/opcode.h create mode 100644 src/shader_recompiler/frontend/maxwell/program.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/program.h create mode 100644 src/shader_recompiler/frontend/maxwell/termination_code.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/termination_code.h create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/exit.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multi_function.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/impl.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/impl.h create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/load_store_attribute.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/load_store_memory.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/register_move.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/translate.cpp create mode 100644 src/shader_recompiler/frontend/maxwell/translate/translate.h create mode 100644 src/shader_recompiler/ir_opt/dead_code_elimination_pass.cpp create mode 100644 src/shader_recompiler/ir_opt/get_set_elimination_pass.cpp create mode 100644 src/shader_recompiler/ir_opt/identity_removal_pass.cpp create mode 100644 src/shader_recompiler/ir_opt/passes.h create mode 100644 src/shader_recompiler/ir_opt/verification_pass.cpp create mode 100644 src/shader_recompiler/main.cpp diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index f8ec8fea8..6e66dc1df 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -142,6 +142,7 @@ add_subdirectory(core) add_subdirectory(audio_core) add_subdirectory(video_core) add_subdirectory(input_common) +add_subdirectory(shader_recompiler) add_subdirectory(tests) if (ENABLE_SDL2) diff --git a/src/shader_recompiler/CMakeLists.txt b/src/shader_recompiler/CMakeLists.txt new file mode 100644 index 000000000..c65846bc4 --- /dev/null +++ b/src/shader_recompiler/CMakeLists.txt @@ -0,0 +1,86 @@ +add_executable(shader_recompiler + environment.h + exception.h + file_environment.cpp + file_environment.h + frontend/ir/attribute.cpp + frontend/ir/attribute.h + frontend/ir/basic_block.cpp + frontend/ir/basic_block.h + frontend/ir/condition.cpp + frontend/ir/condition.h + frontend/ir/flow_test.cpp + frontend/ir/flow_test.h + frontend/ir/ir_emitter.cpp + frontend/ir/ir_emitter.h + frontend/ir/microinstruction.cpp + frontend/ir/microinstruction.h + frontend/ir/opcode.cpp + frontend/ir/opcode.h + frontend/ir/opcode.inc + frontend/ir/pred.h + frontend/ir/reg.h + frontend/ir/type.cpp + frontend/ir/type.h + frontend/ir/value.cpp + frontend/ir/value.h + frontend/maxwell/control_flow.cpp + frontend/maxwell/control_flow.h + frontend/maxwell/decode.cpp + frontend/maxwell/decode.h + frontend/maxwell/instruction.h + frontend/maxwell/location.h + frontend/maxwell/maxwell.inc + frontend/maxwell/opcode.cpp + frontend/maxwell/opcode.h + frontend/maxwell/program.cpp + frontend/maxwell/program.h + frontend/maxwell/termination_code.cpp + frontend/maxwell/termination_code.h + frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp + frontend/maxwell/translate/impl/floating_point_multi_function.cpp + frontend/maxwell/translate/impl/impl.cpp + frontend/maxwell/translate/impl/impl.h + frontend/maxwell/translate/impl/load_store_attribute.cpp + frontend/maxwell/translate/impl/load_store_memory.cpp + frontend/maxwell/translate/impl/not_implemented.cpp + frontend/maxwell/translate/impl/register_move.cpp + frontend/maxwell/translate/translate.cpp + frontend/maxwell/translate/translate.h + ir_opt/dead_code_elimination_pass.cpp + ir_opt/get_set_elimination_pass.cpp + ir_opt/identity_removal_pass.cpp + ir_opt/passes.h + ir_opt/verification_pass.cpp + main.cpp +) +target_link_libraries(shader_recompiler PRIVATE fmt::fmt) + +if (MSVC) + target_compile_options(shader_recompiler PRIVATE + /W4 + /WX + /we4018 # 'expression' : signed/unsigned mismatch + /we4244 # 'argument' : conversion from 'type1' to 'type2', possible loss of data (floating-point) + /we4245 # 'conversion' : conversion from 'type1' to 'type2', signed/unsigned mismatch + /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data + /we4267 # 'var' : conversion from 'size_t' to 'type', possible loss of data + /we4305 # 'context' : truncation from 'type1' to 'type2' + /we4800 # Implicit conversion from 'type' to bool. Possible information loss + /we4826 # Conversion from 'type1' to 'type2' is sign-extended. This may cause unexpected runtime behavior. + ) +else() + target_compile_options(shader_recompiler PRIVATE + -Werror + -Werror=conversion + -Werror=ignored-qualifiers + -Werror=implicit-fallthrough + -Werror=shadow + -Werror=sign-compare + $<$:-Werror=unused-but-set-parameter> + $<$:-Werror=unused-but-set-variable> + -Werror=unused-variable + ) +endif() + +create_target_directory_groups(shader_recompiler) diff --git a/src/shader_recompiler/environment.h b/src/shader_recompiler/environment.h new file mode 100644 index 000000000..f6230e817 --- /dev/null +++ b/src/shader_recompiler/environment.h @@ -0,0 +1,14 @@ +#pragma once + +#include "common/common_types.h" + +namespace Shader { + +class Environment { +public: + virtual ~Environment() = default; + + [[nodiscard]] virtual u64 ReadInstruction(u32 address) const = 0; +}; + +} // namespace Shader diff --git a/src/shader_recompiler/exception.h b/src/shader_recompiler/exception.h new file mode 100644 index 000000000..6fe620801 --- /dev/null +++ b/src/shader_recompiler/exception.h @@ -0,0 +1,42 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include +#include + +#include + +namespace Shader { + +class LogicError : public std::logic_error { +public: + template + LogicError(const char* message, Args&&... args) + : std::logic_error{fmt::format(message, std::forward(args)...)} {} +}; + +class RuntimeError : public std::runtime_error { +public: + template + RuntimeError(const char* message, Args&&... args) + : std::runtime_error{fmt::format(message, std::forward(args)...)} {} +}; + +class NotImplementedException : public std::logic_error { +public: + template + NotImplementedException(const char* message, Args&&... args) + : std::logic_error{fmt::format(message, std::forward(args)...)} {} +}; + +class InvalidArgument : public std::invalid_argument { +public: + template + InvalidArgument(const char* message, Args&&... args) + : std::invalid_argument{fmt::format(message, std::forward(args)...)} {} +}; + +} // namespace Shader diff --git a/src/shader_recompiler/file_environment.cpp b/src/shader_recompiler/file_environment.cpp new file mode 100644 index 000000000..b34bf462b --- /dev/null +++ b/src/shader_recompiler/file_environment.cpp @@ -0,0 +1,42 @@ +#include + +#include "exception.h" +#include "file_environment.h" + +namespace Shader { + +FileEnvironment::FileEnvironment(const char* path) { + std::FILE* const file{std::fopen(path, "rb")}; + if (!file) { + throw RuntimeError("Failed to open file='{}'", path); + } + std::fseek(file, 0, SEEK_END); + const long size{std::ftell(file)}; + std::rewind(file); + if (size % 8 != 0) { + std::fclose(file); + throw RuntimeError("File size={} is not aligned to 8", size); + } + // TODO: Use a unique_ptr to avoid zero-initializing this + const size_t num_inst{static_cast(size) / 8}; + data.resize(num_inst); + if (std::fread(data.data(), 8, num_inst, file) != num_inst) { + std::fclose(file); + throw RuntimeError("Failed to read instructions={} from file='{}'", num_inst, path); + } + std::fclose(file); +} + +FileEnvironment::~FileEnvironment() = default; + +u64 FileEnvironment::ReadInstruction(u32 offset) const { + if (offset % 8 != 0) { + throw InvalidArgument("offset={} is not aligned to 8", offset); + } + if (offset / 8 >= static_cast(data.size())) { + throw InvalidArgument("offset={} is out of bounds", offset); + } + return data[offset / 8]; +} + +} // namespace Shader diff --git a/src/shader_recompiler/file_environment.h b/src/shader_recompiler/file_environment.h new file mode 100644 index 000000000..c294bc6fa --- /dev/null +++ b/src/shader_recompiler/file_environment.h @@ -0,0 +1,21 @@ +#pragma once + +#include + +#include "common/common_types.h" +#include "environment.h" + +namespace Shader { + +class FileEnvironment final : public Environment { +public: + explicit FileEnvironment(const char* path); + ~FileEnvironment() override; + + u64 ReadInstruction(u32 offset) const override; + +private: + std::vector data; +}; + +} // namespace Shader diff --git a/src/shader_recompiler/frontend/ir/attribute.cpp b/src/shader_recompiler/frontend/ir/attribute.cpp new file mode 100644 index 000000000..2fb7d576f --- /dev/null +++ b/src/shader_recompiler/frontend/ir/attribute.cpp @@ -0,0 +1,447 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/ir/attribute.h" + +namespace Shader::IR { + +bool IsGeneric(Attribute attribute) noexcept { + return attribute >= Attribute::Generic0X && attribute <= Attribute::Generic31X; +} + +int GenericAttributeIndex(Attribute attribute) { + if (!IsGeneric(attribute)) { + throw InvalidArgument("Attribute is not generic {}", attribute); + } + return (static_cast(attribute) - static_cast(Attribute::Generic0X)) / 4; +} + +std::string NameOf(Attribute attribute) { + switch (attribute) { + case Attribute::PrimitiveId: + return "PrimitiveId"; + case Attribute::Layer: + return "Layer"; + case Attribute::ViewportIndex: + return "ViewportIndex"; + case Attribute::PointSize: + return "PointSize"; + case Attribute::PositionX: + return "Position.X"; + case Attribute::PositionY: + return "Position.Y"; + case Attribute::PositionZ: + return "Position.Z"; + case Attribute::PositionW: + return "Position.W"; + case Attribute::Generic0X: + return "Generic[0].X"; + case Attribute::Generic0Y: + return "Generic[0].Y"; + case Attribute::Generic0Z: + return "Generic[0].Z"; + case Attribute::Generic0W: + return "Generic[0].W"; + case Attribute::Generic1X: + return "Generic[1].X"; + case Attribute::Generic1Y: + return "Generic[1].Y"; + case Attribute::Generic1Z: + return "Generic[1].Z"; + case Attribute::Generic1W: + return "Generic[1].W"; + case Attribute::Generic2X: + return "Generic[2].X"; + case Attribute::Generic2Y: + return "Generic[2].Y"; + case Attribute::Generic2Z: + return "Generic[2].Z"; + case Attribute::Generic2W: + return "Generic[2].W"; + case Attribute::Generic3X: + return "Generic[3].X"; + case Attribute::Generic3Y: + return "Generic[3].Y"; + case Attribute::Generic3Z: + return "Generic[3].Z"; + case Attribute::Generic3W: + return "Generic[3].W"; + case Attribute::Generic4X: + return "Generic[4].X"; + case Attribute::Generic4Y: + return "Generic[4].Y"; + case Attribute::Generic4Z: + return "Generic[4].Z"; + case Attribute::Generic4W: + return "Generic[4].W"; + case Attribute::Generic5X: + return "Generic[5].X"; + case Attribute::Generic5Y: + return "Generic[5].Y"; + case Attribute::Generic5Z: + return "Generic[5].Z"; + case Attribute::Generic5W: + return "Generic[5].W"; + case Attribute::Generic6X: + return "Generic[6].X"; + case Attribute::Generic6Y: + return "Generic[6].Y"; + case Attribute::Generic6Z: + return "Generic[6].Z"; + case Attribute::Generic6W: + return "Generic[6].W"; + case Attribute::Generic7X: + return "Generic[7].X"; + case Attribute::Generic7Y: + return "Generic[7].Y"; + case Attribute::Generic7Z: + return "Generic[7].Z"; + case Attribute::Generic7W: + return "Generic[7].W"; + case Attribute::Generic8X: + return "Generic[8].X"; + case Attribute::Generic8Y: + return "Generic[8].Y"; + case Attribute::Generic8Z: + return "Generic[8].Z"; + case Attribute::Generic8W: + return "Generic[8].W"; + case Attribute::Generic9X: + return "Generic[9].X"; + case Attribute::Generic9Y: + return "Generic[9].Y"; + case Attribute::Generic9Z: + return "Generic[9].Z"; + case Attribute::Generic9W: + return "Generic[9].W"; + case Attribute::Generic10X: + return "Generic[10].X"; + case Attribute::Generic10Y: + return "Generic[10].Y"; + case Attribute::Generic10Z: + return "Generic[10].Z"; + case Attribute::Generic10W: + return "Generic[10].W"; + case Attribute::Generic11X: + return "Generic[11].X"; + case Attribute::Generic11Y: + return "Generic[11].Y"; + case Attribute::Generic11Z: + return "Generic[11].Z"; + case Attribute::Generic11W: + return "Generic[11].W"; + case Attribute::Generic12X: + return "Generic[12].X"; + case Attribute::Generic12Y: + return "Generic[12].Y"; + case Attribute::Generic12Z: + return "Generic[12].Z"; + case Attribute::Generic12W: + return "Generic[12].W"; + case Attribute::Generic13X: + return "Generic[13].X"; + case Attribute::Generic13Y: + return "Generic[13].Y"; + case Attribute::Generic13Z: + return "Generic[13].Z"; + case Attribute::Generic13W: + return "Generic[13].W"; + case Attribute::Generic14X: + return "Generic[14].X"; + case Attribute::Generic14Y: + return "Generic[14].Y"; + case Attribute::Generic14Z: + return "Generic[14].Z"; + case Attribute::Generic14W: + return "Generic[14].W"; + case Attribute::Generic15X: + return "Generic[15].X"; + case Attribute::Generic15Y: + return "Generic[15].Y"; + case Attribute::Generic15Z: + return "Generic[15].Z"; + case Attribute::Generic15W: + return "Generic[15].W"; + case Attribute::Generic16X: + return "Generic[16].X"; + case Attribute::Generic16Y: + return "Generic[16].Y"; + case Attribute::Generic16Z: + return "Generic[16].Z"; + case Attribute::Generic16W: + return "Generic[16].W"; + case Attribute::Generic17X: + return "Generic[17].X"; + case Attribute::Generic17Y: + return "Generic[17].Y"; + case Attribute::Generic17Z: + return "Generic[17].Z"; + case Attribute::Generic17W: + return "Generic[17].W"; + case Attribute::Generic18X: + return "Generic[18].X"; + case Attribute::Generic18Y: + return "Generic[18].Y"; + case Attribute::Generic18Z: + return "Generic[18].Z"; + case Attribute::Generic18W: + return "Generic[18].W"; + case Attribute::Generic19X: + return "Generic[19].X"; + case Attribute::Generic19Y: + return "Generic[19].Y"; + case Attribute::Generic19Z: + return "Generic[19].Z"; + case Attribute::Generic19W: + return "Generic[19].W"; + case Attribute::Generic20X: + return "Generic[20].X"; + case Attribute::Generic20Y: + return "Generic[20].Y"; + case Attribute::Generic20Z: + return "Generic[20].Z"; + case Attribute::Generic20W: + return "Generic[20].W"; + case Attribute::Generic21X: + return "Generic[21].X"; + case Attribute::Generic21Y: + return "Generic[21].Y"; + case Attribute::Generic21Z: + return "Generic[21].Z"; + case Attribute::Generic21W: + return "Generic[21].W"; + case Attribute::Generic22X: + return "Generic[22].X"; + case Attribute::Generic22Y: + return "Generic[22].Y"; + case Attribute::Generic22Z: + return "Generic[22].Z"; + case Attribute::Generic22W: + return "Generic[22].W"; + case Attribute::Generic23X: + return "Generic[23].X"; + case Attribute::Generic23Y: + return "Generic[23].Y"; + case Attribute::Generic23Z: + return "Generic[23].Z"; + case Attribute::Generic23W: + return "Generic[23].W"; + case Attribute::Generic24X: + return "Generic[24].X"; + case Attribute::Generic24Y: + return "Generic[24].Y"; + case Attribute::Generic24Z: + return "Generic[24].Z"; + case Attribute::Generic24W: + return "Generic[24].W"; + case Attribute::Generic25X: + return "Generic[25].X"; + case Attribute::Generic25Y: + return "Generic[25].Y"; + case Attribute::Generic25Z: + return "Generic[25].Z"; + case Attribute::Generic25W: + return "Generic[25].W"; + case Attribute::Generic26X: + return "Generic[26].X"; + case Attribute::Generic26Y: + return "Generic[26].Y"; + case Attribute::Generic26Z: + return "Generic[26].Z"; + case Attribute::Generic26W: + return "Generic[26].W"; + case Attribute::Generic27X: + return "Generic[27].X"; + case Attribute::Generic27Y: + return "Generic[27].Y"; + case Attribute::Generic27Z: + return "Generic[27].Z"; + case Attribute::Generic27W: + return "Generic[27].W"; + case Attribute::Generic28X: + return "Generic[28].X"; + case Attribute::Generic28Y: + return "Generic[28].Y"; + case Attribute::Generic28Z: + return "Generic[28].Z"; + case Attribute::Generic28W: + return "Generic[28].W"; + case Attribute::Generic29X: + return "Generic[29].X"; + case Attribute::Generic29Y: + return "Generic[29].Y"; + case Attribute::Generic29Z: + return "Generic[29].Z"; + case Attribute::Generic29W: + return "Generic[29].W"; + case Attribute::Generic30X: + return "Generic[30].X"; + case Attribute::Generic30Y: + return "Generic[30].Y"; + case Attribute::Generic30Z: + return "Generic[30].Z"; + case Attribute::Generic30W: + return "Generic[30].W"; + case Attribute::Generic31X: + return "Generic[31].X"; + case Attribute::Generic31Y: + return "Generic[31].Y"; + case Attribute::Generic31Z: + return "Generic[31].Z"; + case Attribute::Generic31W: + return "Generic[31].W"; + case Attribute::ColorFrontDiffuseR: + return "ColorFrontDiffuse.R"; + case Attribute::ColorFrontDiffuseG: + return "ColorFrontDiffuse.G"; + case Attribute::ColorFrontDiffuseB: + return "ColorFrontDiffuse.B"; + case Attribute::ColorFrontDiffuseA: + return "ColorFrontDiffuse.A"; + case Attribute::ColorFrontSpecularR: + return "ColorFrontSpecular.R"; + case Attribute::ColorFrontSpecularG: + return "ColorFrontSpecular.G"; + case Attribute::ColorFrontSpecularB: + return "ColorFrontSpecular.B"; + case Attribute::ColorFrontSpecularA: + return "ColorFrontSpecular.A"; + case Attribute::ColorBackDiffuseR: + return "ColorBackDiffuse.R"; + case Attribute::ColorBackDiffuseG: + return "ColorBackDiffuse.G"; + case Attribute::ColorBackDiffuseB: + return "ColorBackDiffuse.B"; + case Attribute::ColorBackDiffuseA: + return "ColorBackDiffuse.A"; + case Attribute::ColorBackSpecularR: + return "ColorBackSpecular.R"; + case Attribute::ColorBackSpecularG: + return "ColorBackSpecular.G"; + case Attribute::ColorBackSpecularB: + return "ColorBackSpecular.B"; + case Attribute::ColorBackSpecularA: + return "ColorBackSpecular.A"; + case Attribute::ClipDistance0: + return "ClipDistance[0]"; + case Attribute::ClipDistance1: + return "ClipDistance[1]"; + case Attribute::ClipDistance2: + return "ClipDistance[2]"; + case Attribute::ClipDistance3: + return "ClipDistance[3]"; + case Attribute::ClipDistance4: + return "ClipDistance[4]"; + case Attribute::ClipDistance5: + return "ClipDistance[5]"; + case Attribute::ClipDistance6: + return "ClipDistance[6]"; + case Attribute::ClipDistance7: + return "ClipDistance[7]"; + case Attribute::PointSpriteS: + return "PointSprite.S"; + case Attribute::PointSpriteT: + return "PointSprite.T"; + case Attribute::FogCoordinate: + return "FogCoordinate"; + case Attribute::TessellationEvaluationPointU: + return "TessellationEvaluationPoint.U"; + case Attribute::TessellationEvaluationPointV: + return "TessellationEvaluationPoint.V"; + case Attribute::InstanceId: + return "InstanceId"; + case Attribute::VertexId: + return "VertexId"; + case Attribute::FixedFncTexture0S: + return "FixedFncTexture[0].S"; + case Attribute::FixedFncTexture0T: + return "FixedFncTexture[0].T"; + case Attribute::FixedFncTexture0R: + return "FixedFncTexture[0].R"; + case Attribute::FixedFncTexture0Q: + return "FixedFncTexture[0].Q"; + case Attribute::FixedFncTexture1S: + return "FixedFncTexture[1].S"; + case Attribute::FixedFncTexture1T: + return "FixedFncTexture[1].T"; + case Attribute::FixedFncTexture1R: + return "FixedFncTexture[1].R"; + case Attribute::FixedFncTexture1Q: + return "FixedFncTexture[1].Q"; + case Attribute::FixedFncTexture2S: + return "FixedFncTexture[2].S"; + case Attribute::FixedFncTexture2T: + return "FixedFncTexture[2].T"; + case Attribute::FixedFncTexture2R: + return "FixedFncTexture[2].R"; + case Attribute::FixedFncTexture2Q: + return "FixedFncTexture[2].Q"; + case Attribute::FixedFncTexture3S: + return "FixedFncTexture[3].S"; + case Attribute::FixedFncTexture3T: + return "FixedFncTexture[3].T"; + case Attribute::FixedFncTexture3R: + return "FixedFncTexture[3].R"; + case Attribute::FixedFncTexture3Q: + return "FixedFncTexture[3].Q"; + case Attribute::FixedFncTexture4S: + return "FixedFncTexture[4].S"; + case Attribute::FixedFncTexture4T: + return "FixedFncTexture[4].T"; + case Attribute::FixedFncTexture4R: + return "FixedFncTexture[4].R"; + case Attribute::FixedFncTexture4Q: + return "FixedFncTexture[4].Q"; + case Attribute::FixedFncTexture5S: + return "FixedFncTexture[5].S"; + case Attribute::FixedFncTexture5T: + return "FixedFncTexture[5].T"; + case Attribute::FixedFncTexture5R: + return "FixedFncTexture[5].R"; + case Attribute::FixedFncTexture5Q: + return "FixedFncTexture[5].Q"; + case Attribute::FixedFncTexture6S: + return "FixedFncTexture[6].S"; + case Attribute::FixedFncTexture6T: + return "FixedFncTexture[6].T"; + case Attribute::FixedFncTexture6R: + return "FixedFncTexture[6].R"; + case Attribute::FixedFncTexture6Q: + return "FixedFncTexture[6].Q"; + case Attribute::FixedFncTexture7S: + return "FixedFncTexture[7].S"; + case Attribute::FixedFncTexture7T: + return "FixedFncTexture[7].T"; + case Attribute::FixedFncTexture7R: + return "FixedFncTexture[7].R"; + case Attribute::FixedFncTexture7Q: + return "FixedFncTexture[7].Q"; + case Attribute::FixedFncTexture8S: + return "FixedFncTexture[8].S"; + case Attribute::FixedFncTexture8T: + return "FixedFncTexture[8].T"; + case Attribute::FixedFncTexture8R: + return "FixedFncTexture[8].R"; + case Attribute::FixedFncTexture8Q: + return "FixedFncTexture[8].Q"; + case Attribute::FixedFncTexture9S: + return "FixedFncTexture[9].S"; + case Attribute::FixedFncTexture9T: + return "FixedFncTexture[9].T"; + case Attribute::FixedFncTexture9R: + return "FixedFncTexture[9].R"; + case Attribute::FixedFncTexture9Q: + return "FixedFncTexture[9].Q"; + case Attribute::ViewportMask: + return "ViewportMask"; + case Attribute::FrontFace: + return "FrontFace"; + } + return fmt::format("", static_cast(attribute)); +} + +} // namespace Shader::IR \ No newline at end of file diff --git a/src/shader_recompiler/frontend/ir/attribute.h b/src/shader_recompiler/frontend/ir/attribute.h new file mode 100644 index 000000000..bb2cad6af --- /dev/null +++ b/src/shader_recompiler/frontend/ir/attribute.h @@ -0,0 +1,242 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include "common/common_types.h" + +namespace Shader::IR { + +enum class Attribute : u64 { + PrimitiveId = 24, + Layer = 25, + ViewportIndex = 26, + PointSize = 27, + PositionX = 28, + PositionY = 29, + PositionZ = 30, + PositionW = 31, + Generic0X = 32, + Generic0Y = 33, + Generic0Z = 34, + Generic0W = 35, + Generic1X = 36, + Generic1Y = 37, + Generic1Z = 38, + Generic1W = 39, + Generic2X = 40, + Generic2Y = 41, + Generic2Z = 42, + Generic2W = 43, + Generic3X = 44, + Generic3Y = 45, + Generic3Z = 46, + Generic3W = 47, + Generic4X = 48, + Generic4Y = 49, + Generic4Z = 50, + Generic4W = 51, + Generic5X = 52, + Generic5Y = 53, + Generic5Z = 54, + Generic5W = 55, + Generic6X = 56, + Generic6Y = 57, + Generic6Z = 58, + Generic6W = 59, + Generic7X = 60, + Generic7Y = 61, + Generic7Z = 62, + Generic7W = 63, + Generic8X = 64, + Generic8Y = 65, + Generic8Z = 66, + Generic8W = 67, + Generic9X = 68, + Generic9Y = 69, + Generic9Z = 70, + Generic9W = 71, + Generic10X = 72, + Generic10Y = 73, + Generic10Z = 74, + Generic10W = 75, + Generic11X = 76, + Generic11Y = 77, + Generic11Z = 78, + Generic11W = 79, + Generic12X = 80, + Generic12Y = 81, + Generic12Z = 82, + Generic12W = 83, + Generic13X = 84, + Generic13Y = 85, + Generic13Z = 86, + Generic13W = 87, + Generic14X = 88, + Generic14Y = 89, + Generic14Z = 90, + Generic14W = 91, + Generic15X = 92, + Generic15Y = 93, + Generic15Z = 94, + Generic15W = 95, + Generic16X = 96, + Generic16Y = 97, + Generic16Z = 98, + Generic16W = 99, + Generic17X = 100, + Generic17Y = 101, + Generic17Z = 102, + Generic17W = 103, + Generic18X = 104, + Generic18Y = 105, + Generic18Z = 106, + Generic18W = 107, + Generic19X = 108, + Generic19Y = 109, + Generic19Z = 110, + Generic19W = 111, + Generic20X = 112, + Generic20Y = 113, + Generic20Z = 114, + Generic20W = 115, + Generic21X = 116, + Generic21Y = 117, + Generic21Z = 118, + Generic21W = 119, + Generic22X = 120, + Generic22Y = 121, + Generic22Z = 122, + Generic22W = 123, + Generic23X = 124, + Generic23Y = 125, + Generic23Z = 126, + Generic23W = 127, + Generic24X = 128, + Generic24Y = 129, + Generic24Z = 130, + Generic24W = 131, + Generic25X = 132, + Generic25Y = 133, + Generic25Z = 134, + Generic25W = 135, + Generic26X = 136, + Generic26Y = 137, + Generic26Z = 138, + Generic26W = 139, + Generic27X = 140, + Generic27Y = 141, + Generic27Z = 142, + Generic27W = 143, + Generic28X = 144, + Generic28Y = 145, + Generic28Z = 146, + Generic28W = 147, + Generic29X = 148, + Generic29Y = 149, + Generic29Z = 150, + Generic29W = 151, + Generic30X = 152, + Generic30Y = 153, + Generic30Z = 154, + Generic30W = 155, + Generic31X = 156, + Generic31Y = 157, + Generic31Z = 158, + Generic31W = 159, + ColorFrontDiffuseR = 160, + ColorFrontDiffuseG = 161, + ColorFrontDiffuseB = 162, + ColorFrontDiffuseA = 163, + ColorFrontSpecularR = 164, + ColorFrontSpecularG = 165, + ColorFrontSpecularB = 166, + ColorFrontSpecularA = 167, + ColorBackDiffuseR = 168, + ColorBackDiffuseG = 169, + ColorBackDiffuseB = 170, + ColorBackDiffuseA = 171, + ColorBackSpecularR = 172, + ColorBackSpecularG = 173, + ColorBackSpecularB = 174, + ColorBackSpecularA = 175, + ClipDistance0 = 176, + ClipDistance1 = 177, + ClipDistance2 = 178, + ClipDistance3 = 179, + ClipDistance4 = 180, + ClipDistance5 = 181, + ClipDistance6 = 182, + ClipDistance7 = 183, + PointSpriteS = 184, + PointSpriteT = 185, + FogCoordinate = 186, + TessellationEvaluationPointU = 188, + TessellationEvaluationPointV = 189, + InstanceId = 190, + VertexId = 191, + FixedFncTexture0S = 192, + FixedFncTexture0T = 193, + FixedFncTexture0R = 194, + FixedFncTexture0Q = 195, + FixedFncTexture1S = 196, + FixedFncTexture1T = 197, + FixedFncTexture1R = 198, + FixedFncTexture1Q = 199, + FixedFncTexture2S = 200, + FixedFncTexture2T = 201, + FixedFncTexture2R = 202, + FixedFncTexture2Q = 203, + FixedFncTexture3S = 204, + FixedFncTexture3T = 205, + FixedFncTexture3R = 206, + FixedFncTexture3Q = 207, + FixedFncTexture4S = 208, + FixedFncTexture4T = 209, + FixedFncTexture4R = 210, + FixedFncTexture4Q = 211, + FixedFncTexture5S = 212, + FixedFncTexture5T = 213, + FixedFncTexture5R = 214, + FixedFncTexture5Q = 215, + FixedFncTexture6S = 216, + FixedFncTexture6T = 217, + FixedFncTexture6R = 218, + FixedFncTexture6Q = 219, + FixedFncTexture7S = 220, + FixedFncTexture7T = 221, + FixedFncTexture7R = 222, + FixedFncTexture7Q = 223, + FixedFncTexture8S = 224, + FixedFncTexture8T = 225, + FixedFncTexture8R = 226, + FixedFncTexture8Q = 227, + FixedFncTexture9S = 228, + FixedFncTexture9T = 229, + FixedFncTexture9R = 230, + FixedFncTexture9Q = 231, + ViewportMask = 232, + FrontFace = 255, +}; + +[[nodiscard]] bool IsGeneric(Attribute attribute) noexcept; + +[[nodiscard]] int GenericAttributeIndex(Attribute attribute); + +[[nodiscard]] std::string NameOf(Attribute attribute); + +} // namespace Shader::IR + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::IR::Attribute& attribute, FormatContext& ctx) { + return fmt::format_to(ctx.out(), "{}", Shader::IR::NameOf(attribute)); + } +}; diff --git a/src/shader_recompiler/frontend/ir/basic_block.cpp b/src/shader_recompiler/frontend/ir/basic_block.cpp new file mode 100644 index 000000000..0406726ad --- /dev/null +++ b/src/shader_recompiler/frontend/ir/basic_block.cpp @@ -0,0 +1,142 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include +#include +#include + +#include "common/bit_cast.h" +#include "common/common_types.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/value.h" + +namespace Shader::IR { + +Block::Block(u32 begin, u32 end) : location_begin{begin}, location_end{end} {} + +Block::~Block() = default; + +void Block::AppendNewInst(Opcode op, std::initializer_list args) { + PrependNewInst(end(), op, args); +} + +Block::iterator Block::PrependNewInst(iterator insertion_point, Opcode op, + std::initializer_list args) { + Inst* const inst{std::construct_at(instruction_alloc_pool.allocate(), op)}; + const auto result_it{instructions.insert(insertion_point, *inst)}; + + if (inst->NumArgs() != args.size()) { + throw InvalidArgument("Invalid number of arguments {} in {}", args.size(), op); + } + std::ranges::for_each(args, [inst, index = size_t{0}](const Value& arg) mutable { + inst->SetArg(index, arg); + ++index; + }); + return result_it; +} + +u32 Block::LocationBegin() const noexcept { + return location_begin; +} + +u32 Block::LocationEnd() const noexcept { + return location_end; +} + +Block::InstructionList& Block::Instructions() noexcept { + return instructions; +} + +const Block::InstructionList& Block::Instructions() const noexcept { + return instructions; +} + +static std::string ArgToIndex(const std::map& block_to_index, + const std::map& inst_to_index, + const Value& arg) { + if (arg.IsEmpty()) { + return ""; + } + if (arg.IsLabel()) { + if (const auto it{block_to_index.find(arg.Label())}; it != block_to_index.end()) { + return fmt::format("{{Block ${}}}", it->second); + } + return fmt::format("$", reinterpret_cast(arg.Label())); + } + if (!arg.IsImmediate()) { + if (const auto it{inst_to_index.find(arg.Inst())}; it != inst_to_index.end()) { + return fmt::format("%{}", it->second); + } + return fmt::format("%", reinterpret_cast(arg.Inst())); + } + switch (arg.Type()) { + case Type::U1: + return fmt::format("#{}", arg.U1() ? '1' : '0'); + case Type::U8: + return fmt::format("#{}", arg.U8()); + case Type::U16: + return fmt::format("#{}", arg.U16()); + case Type::U32: + return fmt::format("#{}", arg.U32()); + case Type::U64: + return fmt::format("#{}", arg.U64()); + case Type::Reg: + return fmt::format("{}", arg.Reg()); + case Type::Pred: + return fmt::format("{}", arg.Pred()); + case Type::Attribute: + return fmt::format("{}", arg.Attribute()); + default: + return ""; + } +} + +std::string DumpBlock(const Block& block) { + size_t inst_index{0}; + std::map inst_to_index; + return DumpBlock(block, {}, inst_to_index, inst_index); +} + +std::string DumpBlock(const Block& block, const std::map& block_to_index, + std::map& inst_to_index, size_t& inst_index) { + std::string ret{"Block"}; + if (const auto it{block_to_index.find(&block)}; it != block_to_index.end()) { + ret += fmt::format(" ${}", it->second); + } + ret += fmt::format(": begin={:04x} end={:04x}\n", block.LocationBegin(), block.LocationEnd()); + + for (const Inst& inst : block) { + const Opcode op{inst.Opcode()}; + ret += fmt::format("[{:016x}] ", reinterpret_cast(&inst)); + if (TypeOf(op) != Type::Void) { + ret += fmt::format("%{:<5} = {}", inst_index, op); + } else { + ret += fmt::format(" {}", op); // '%00000 = ' -> 1 + 5 + 3 = 9 spaces + } + const size_t arg_count{NumArgsOf(op)}; + for (size_t arg_index = 0; arg_index < arg_count; ++arg_index) { + const Value arg{inst.Arg(arg_index)}; + ret += arg_index != 0 ? ", " : " "; + ret += ArgToIndex(block_to_index, inst_to_index, arg); + + const Type actual_type{arg.Type()}; + const Type expected_type{ArgTypeOf(op, arg_index)}; + if (!AreTypesCompatible(actual_type, expected_type)) { + ret += fmt::format("", actual_type, expected_type); + } + } + if (TypeOf(op) != Type::Void) { + ret += fmt::format(" (uses: {})\n", inst.UseCount()); + } else { + ret += '\n'; + } + + inst_to_index.emplace(&inst, inst_index); + ++inst_index; + } + return ret; +} + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/basic_block.h b/src/shader_recompiler/frontend/ir/basic_block.h new file mode 100644 index 000000000..3ed2eb957 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/basic_block.h @@ -0,0 +1,134 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include +#include + +#include +#include + +#include "shader_recompiler/frontend/ir/microinstruction.h" + +namespace Shader::IR { + +class Block { +public: + using InstructionList = boost::intrusive::list; + using size_type = InstructionList::size_type; + using iterator = InstructionList::iterator; + using const_iterator = InstructionList::const_iterator; + using reverse_iterator = InstructionList::reverse_iterator; + using const_reverse_iterator = InstructionList::const_reverse_iterator; + + explicit Block(u32 begin, u32 end); + ~Block(); + + Block(const Block&) = delete; + Block& operator=(const Block&) = delete; + + Block(Block&&) = default; + Block& operator=(Block&&) = default; + + /// Appends a new instruction to the end of this basic block. + void AppendNewInst(Opcode op, std::initializer_list args); + + /// Prepends a new instruction to this basic block before the insertion point. + iterator PrependNewInst(iterator insertion_point, Opcode op, std::initializer_list args); + + /// Gets the starting location of this basic block. + [[nodiscard]] u32 LocationBegin() const noexcept; + /// Gets the end location for this basic block. + [[nodiscard]] u32 LocationEnd() const noexcept; + + /// Gets a mutable reference to the instruction list for this basic block. + InstructionList& Instructions() noexcept; + /// Gets an immutable reference to the instruction list for this basic block. + const InstructionList& Instructions() const noexcept; + + [[nodiscard]] bool empty() const { + return instructions.empty(); + } + [[nodiscard]] size_type size() const { + return instructions.size(); + } + + [[nodiscard]] Inst& front() { + return instructions.front(); + } + [[nodiscard]] const Inst& front() const { + return instructions.front(); + } + + [[nodiscard]] Inst& back() { + return instructions.back(); + } + [[nodiscard]] const Inst& back() const { + return instructions.back(); + } + + [[nodiscard]] iterator begin() { + return instructions.begin(); + } + [[nodiscard]] const_iterator begin() const { + return instructions.begin(); + } + [[nodiscard]] iterator end() { + return instructions.end(); + } + [[nodiscard]] const_iterator end() const { + return instructions.end(); + } + + [[nodiscard]] reverse_iterator rbegin() { + return instructions.rbegin(); + } + [[nodiscard]] const_reverse_iterator rbegin() const { + return instructions.rbegin(); + } + [[nodiscard]] reverse_iterator rend() { + return instructions.rend(); + } + [[nodiscard]] const_reverse_iterator rend() const { + return instructions.rend(); + } + + [[nodiscard]] const_iterator cbegin() const { + return instructions.cbegin(); + } + [[nodiscard]] const_iterator cend() const { + return instructions.cend(); + } + + [[nodiscard]] const_reverse_iterator crbegin() const { + return instructions.crbegin(); + } + [[nodiscard]] const_reverse_iterator crend() const { + return instructions.crend(); + } + +private: + /// Starting location of this block + u32 location_begin; + /// End location of this block + u32 location_end; + + /// List of instructions in this block. + InstructionList instructions; + + /// Memory pool for instruction list + boost::fast_pool_allocator + instruction_alloc_pool; +}; + +[[nodiscard]] std::string DumpBlock(const Block& block); + +[[nodiscard]] std::string DumpBlock(const Block& block, + const std::map& block_to_index, + std::map& inst_to_index, + size_t& inst_index); + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/condition.cpp b/src/shader_recompiler/frontend/ir/condition.cpp new file mode 100644 index 000000000..edff35dc7 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/condition.cpp @@ -0,0 +1,31 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include + +#include "shader_recompiler/frontend/ir/condition.h" + +namespace Shader::IR { + +std::string NameOf(Condition condition) { + std::string ret; + if (condition.FlowTest() != FlowTest::T) { + ret = fmt::to_string(condition.FlowTest()); + } + const auto [pred, negated]{condition.Pred()}; + if (pred != Pred::PT || negated) { + if (!ret.empty()) { + ret += '&'; + } + if (negated) { + ret += '!'; + } + ret += fmt::to_string(pred); + } + return ret; +} + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/condition.h b/src/shader_recompiler/frontend/ir/condition.h new file mode 100644 index 000000000..52737025c --- /dev/null +++ b/src/shader_recompiler/frontend/ir/condition.h @@ -0,0 +1,60 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include +#include + +#include + +#include "common/common_types.h" +#include "shader_recompiler/frontend/ir/flow_test.h" +#include "shader_recompiler/frontend/ir/pred.h" + +namespace Shader::IR { + +class Condition { +public: + Condition() noexcept = default; + + explicit Condition(FlowTest flow_test_, Pred pred_, bool pred_negated_ = false) noexcept + : flow_test{static_cast(flow_test_)}, pred{static_cast(pred_)}, + pred_negated{pred_negated_ ? u8{1} : u8{0}} {} + + explicit Condition(Pred pred_, bool pred_negated_ = false) noexcept + : Condition(FlowTest::T, pred_, pred_negated_) {} + + Condition(bool value) : Condition(Pred::PT, !value) {} + + auto operator<=>(const Condition&) const noexcept = default; + + [[nodiscard]] IR::FlowTest FlowTest() const noexcept { + return static_cast(flow_test); + } + + [[nodiscard]] std::pair Pred() const noexcept { + return {static_cast(pred), pred_negated != 0}; + } + +private: + u16 flow_test; + u8 pred; + u8 pred_negated; +}; + +std::string NameOf(Condition condition); + +} // namespace Shader::IR + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::IR::Condition& cond, FormatContext& ctx) { + return fmt::format_to(ctx.out(), "{}", Shader::IR::NameOf(cond)); + } +}; diff --git a/src/shader_recompiler/frontend/ir/flow_test.cpp b/src/shader_recompiler/frontend/ir/flow_test.cpp new file mode 100644 index 000000000..6ebb4ad89 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/flow_test.cpp @@ -0,0 +1,83 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include + +#include "shader_recompiler/frontend/ir/flow_test.h" + +namespace Shader::IR { + +std::string NameOf(FlowTest flow_test) { + switch (flow_test) { + case FlowTest::F: + return "F"; + case FlowTest::LT: + return "LT"; + case FlowTest::EQ: + return "EQ"; + case FlowTest::LE: + return "LE"; + case FlowTest::GT: + return "GT"; + case FlowTest::NE: + return "NE"; + case FlowTest::GE: + return "GE"; + case FlowTest::NUM: + return "NUM"; + case FlowTest::NaN: + return "NAN"; + case FlowTest::LTU: + return "LTU"; + case FlowTest::EQU: + return "EQU"; + case FlowTest::LEU: + return "LEU"; + case FlowTest::GTU: + return "GTU"; + case FlowTest::NEU: + return "NEU"; + case FlowTest::GEU: + return "GEU"; + case FlowTest::T: + return "T"; + case FlowTest::OFF: + return "OFF"; + case FlowTest::LO: + return "LO"; + case FlowTest::SFF: + return "SFF"; + case FlowTest::LS: + return "LS"; + case FlowTest::HI: + return "HI"; + case FlowTest::SFT: + return "SFT"; + case FlowTest::HS: + return "HS"; + case FlowTest::OFT: + return "OFT"; + case FlowTest::CSM_TA: + return "CSM_TA"; + case FlowTest::CSM_TR: + return "CSM_TR"; + case FlowTest::CSM_MX: + return "CSM_MX"; + case FlowTest::FCSM_TA: + return "FCSM_TA"; + case FlowTest::FCSM_TR: + return "FCSM_TR"; + case FlowTest::FCSM_MX: + return "FCSM_MX"; + case FlowTest::RLE: + return "RLE"; + case FlowTest::RGT: + return "RGT"; + } + return fmt::format("", static_cast(flow_test)); +} + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/flow_test.h b/src/shader_recompiler/frontend/ir/flow_test.h new file mode 100644 index 000000000..ac883da13 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/flow_test.h @@ -0,0 +1,61 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include + +namespace Shader::IR { + +enum class FlowTest { + F, + LT, + EQ, + LE, + GT, + NE, + GE, + NUM, + NaN, + LTU, + EQU, + LEU, + GTU, + NEU, + GEU, + T, + OFF, + LO, + SFF, + LS, + HI, + SFT, + HS, + OFT, + CSM_TA, + CSM_TR, + CSM_MX, + FCSM_TA, + FCSM_TR, + FCSM_MX, + RLE, + RGT, +}; + +[[nodiscard]] std::string NameOf(FlowTest flow_test); + +} // namespace Shader::IR + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::IR::FlowTest& flow_test, FormatContext& ctx) { + return fmt::format_to(ctx.out(), "{}", Shader::IR::NameOf(flow_test)); + } +}; diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.cpp b/src/shader_recompiler/frontend/ir/ir_emitter.cpp new file mode 100644 index 000000000..6450e4b2c --- /dev/null +++ b/src/shader_recompiler/frontend/ir/ir_emitter.cpp @@ -0,0 +1,533 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/bit_cast.h" +#include "shader_recompiler/frontend/ir/ir_emitter.h" +#include "shader_recompiler/frontend/ir/value.h" + +namespace Shader::IR { + +[[noreturn]] static void ThrowInvalidType(Type type) { + throw InvalidArgument("Invalid type {}", type); +} + +U1 IREmitter::Imm1(bool value) const { + return U1{Value{value}}; +} + +U8 IREmitter::Imm8(u8 value) const { + return U8{Value{value}}; +} + +U16 IREmitter::Imm16(u16 value) const { + return U16{Value{value}}; +} + +U32 IREmitter::Imm32(u32 value) const { + return U32{Value{value}}; +} + +U32 IREmitter::Imm32(s32 value) const { + return U32{Value{static_cast(value)}}; +} + +U32 IREmitter::Imm32(f32 value) const { + return U32{Value{Common::BitCast(value)}}; +} + +U64 IREmitter::Imm64(u64 value) const { + return U64{Value{value}}; +} + +U64 IREmitter::Imm64(f64 value) const { + return U64{Value{Common::BitCast(value)}}; +} + +void IREmitter::Branch(IR::Block* label) { + Inst(Opcode::Branch, label); +} + +void IREmitter::BranchConditional(const U1& cond, IR::Block* true_label, IR::Block* false_label) { + Inst(Opcode::BranchConditional, cond, true_label, false_label); +} + +void IREmitter::Exit() { + Inst(Opcode::Exit); +} + +void IREmitter::Return() { + Inst(Opcode::Return); +} + +void IREmitter::Unreachable() { + Inst(Opcode::Unreachable); +} + +U32 IREmitter::GetReg(IR::Reg reg) { + return Inst(Opcode::GetRegister, reg); +} + +void IREmitter::SetReg(IR::Reg reg, const U32& value) { + Inst(Opcode::SetRegister, reg, value); +} + +U1 IREmitter::GetPred(IR::Pred pred, bool is_negated) { + const U1 value{Inst(Opcode::GetPred, pred)}; + if (is_negated) { + return Inst(Opcode::LogicalNot, value); + } else { + return value; + } +} + +void IREmitter::SetPred(IR::Pred pred, const U1& value) { + Inst(Opcode::SetPred, pred, value); +} + +U32 IREmitter::GetCbuf(const U32& binding, const U32& byte_offset) { + return Inst(Opcode::GetCbuf, binding, byte_offset); +} + +U1 IREmitter::GetZFlag() { + return Inst(Opcode::GetZFlag); +} + +U1 IREmitter::GetSFlag() { + return Inst(Opcode::GetSFlag); +} + +U1 IREmitter::GetCFlag() { + return Inst(Opcode::GetCFlag); +} + +U1 IREmitter::GetOFlag() { + return Inst(Opcode::GetOFlag); +} + +void IREmitter::SetZFlag(const U1& value) { + Inst(Opcode::SetZFlag, value); +} + +void IREmitter::SetSFlag(const U1& value) { + Inst(Opcode::SetSFlag, value); +} + +void IREmitter::SetCFlag(const U1& value) { + Inst(Opcode::SetCFlag, value); +} + +void IREmitter::SetOFlag(const U1& value) { + Inst(Opcode::SetOFlag, value); +} + +U32 IREmitter::GetAttribute(IR::Attribute attribute) { + return Inst(Opcode::GetAttribute, attribute); +} + +void IREmitter::SetAttribute(IR::Attribute attribute, const U32& value) { + Inst(Opcode::SetAttribute, attribute, value); +} + +void IREmitter::WriteGlobalU8(const U64& address, const U32& value) { + Inst(Opcode::WriteGlobalU8, address, value); +} + +void IREmitter::WriteGlobalS8(const U64& address, const U32& value) { + Inst(Opcode::WriteGlobalS8, address, value); +} + +void IREmitter::WriteGlobalU16(const U64& address, const U32& value) { + Inst(Opcode::WriteGlobalU16, address, value); +} + +void IREmitter::WriteGlobalS16(const U64& address, const U32& value) { + Inst(Opcode::WriteGlobalS16, address, value); +} + +void IREmitter::WriteGlobal32(const U64& address, const U32& value) { + Inst(Opcode::WriteGlobal32, address, value); +} + +void IREmitter::WriteGlobal64(const U64& address, const IR::Value& vector) { + Inst(Opcode::WriteGlobal64, address, vector); +} + +void IREmitter::WriteGlobal128(const U64& address, const IR::Value& vector) { + Inst(Opcode::WriteGlobal128, address, vector); +} + +U1 IREmitter::GetZeroFromOp(const Value& op) { + return Inst(Opcode::GetZeroFromOp, op); +} + +U1 IREmitter::GetSignFromOp(const Value& op) { + return Inst(Opcode::GetSignFromOp, op); +} + +U1 IREmitter::GetCarryFromOp(const Value& op) { + return Inst(Opcode::GetCarryFromOp, op); +} + +U1 IREmitter::GetOverflowFromOp(const Value& op) { + return Inst(Opcode::GetOverflowFromOp, op); +} + +U16U32U64 IREmitter::FPAdd(const U16U32U64& a, const U16U32U64& b) { + if (a.Type() != a.Type()) { + throw InvalidArgument("Mismatching types {} and {}", a.Type(), b.Type()); + } + switch (a.Type()) { + case Type::U16: + return Inst(Opcode::FPAdd16, a, b); + case Type::U32: + return Inst(Opcode::FPAdd32, a, b); + case Type::U64: + return Inst(Opcode::FPAdd64, a, b); + default: + ThrowInvalidType(a.Type()); + } +} + +Value IREmitter::CompositeConstruct(const UAny& e1, const UAny& e2) { + if (e1.Type() != e2.Type()) { + throw InvalidArgument("Incompatible types {} {}", e1.Type(), e2.Type()); + } + return Inst(Opcode::CompositeConstruct2, e1, e2); +} + +Value IREmitter::CompositeConstruct(const UAny& e1, const UAny& e2, const UAny& e3) { + if (e1.Type() != e2.Type() || e1.Type() != e3.Type()) { + throw InvalidArgument("Incompatible types {} {} {}", e1.Type(), e2.Type(), e3.Type()); + } + return Inst(Opcode::CompositeConstruct3, e1, e2, e3); +} + +Value IREmitter::CompositeConstruct(const UAny& e1, const UAny& e2, const UAny& e3, + const UAny& e4) { + if (e1.Type() != e2.Type() || e1.Type() != e3.Type() || e1.Type() != e4.Type()) { + throw InvalidArgument("Incompatible types {} {} {}", e1.Type(), e2.Type(), e3.Type(), + e4.Type()); + } + return Inst(Opcode::CompositeConstruct4, e1, e2, e3, e4); +} + +UAny IREmitter::CompositeExtract(const Value& vector, size_t element) { + if (element >= 4) { + throw InvalidArgument("Out of bounds element {}", element); + } + return Inst(Opcode::CompositeExtract, vector, Imm32(static_cast(element))); +} + +U64 IREmitter::PackUint2x32(const Value& vector) { + return Inst(Opcode::PackUint2x32, vector); +} + +Value IREmitter::UnpackUint2x32(const U64& value) { + return Inst(Opcode::UnpackUint2x32, value); +} + +U32 IREmitter::PackFloat2x16(const Value& vector) { + return Inst(Opcode::PackFloat2x16, vector); +} + +Value IREmitter::UnpackFloat2x16(const U32& value) { + return Inst(Opcode::UnpackFloat2x16, value); +} + +U64 IREmitter::PackDouble2x32(const Value& vector) { + return Inst(Opcode::PackDouble2x32, vector); +} + +Value IREmitter::UnpackDouble2x32(const U64& value) { + return Inst(Opcode::UnpackDouble2x32, value); +} + +U16U32U64 IREmitter::FPMul(const U16U32U64& a, const U16U32U64& b) { + if (a.Type() != b.Type()) { + throw InvalidArgument("Mismatching types {} and {}", a.Type(), b.Type()); + } + switch (a.Type()) { + case Type::U16: + return Inst(Opcode::FPMul16, a, b); + case Type::U32: + return Inst(Opcode::FPMul32, a, b); + case Type::U64: + return Inst(Opcode::FPMul64, a, b); + default: + ThrowInvalidType(a.Type()); + } +} + +U16U32U64 IREmitter::FPAbs(const U16U32U64& value) { + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::FPAbs16, value); + case Type::U32: + return Inst(Opcode::FPAbs32, value); + case Type::U64: + return Inst(Opcode::FPAbs64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U16U32U64 IREmitter::FPNeg(const U16U32U64& value) { + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::FPNeg16, value); + case Type::U32: + return Inst(Opcode::FPNeg32, value); + case Type::U64: + return Inst(Opcode::FPNeg64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U16U32U64 IREmitter::FPAbsNeg(const U16U32U64& value, bool abs, bool neg) { + U16U32U64 result{value}; + if (abs) { + result = FPAbs(value); + } + if (neg) { + result = FPNeg(value); + } + return result; +} + +U32 IREmitter::FPCosNotReduced(const U32& value) { + return Inst(Opcode::FPCosNotReduced, value); +} + +U32 IREmitter::FPExp2NotReduced(const U32& value) { + return Inst(Opcode::FPExp2NotReduced, value); +} + +U32 IREmitter::FPLog2(const U32& value) { + return Inst(Opcode::FPLog2, value); +} + +U32U64 IREmitter::FPRecip(const U32U64& value) { + switch (value.Type()) { + case Type::U32: + return Inst(Opcode::FPRecip32, value); + case Type::U64: + return Inst(Opcode::FPRecip64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U32U64 IREmitter::FPRecipSqrt(const U32U64& value) { + switch (value.Type()) { + case Type::U32: + return Inst(Opcode::FPRecipSqrt32, value); + case Type::U64: + return Inst(Opcode::FPRecipSqrt64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U32 IREmitter::FPSinNotReduced(const U32& value) { + return Inst(Opcode::FPSinNotReduced, value); +} + +U32 IREmitter::FPSqrt(const U32& value) { + return Inst(Opcode::FPSqrt, value); +} + +U16U32U64 IREmitter::FPSaturate(const U16U32U64& value) { + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::FPSaturate16, value); + case Type::U32: + return Inst(Opcode::FPSaturate32, value); + case Type::U64: + return Inst(Opcode::FPSaturate64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U16U32U64 IREmitter::FPRoundEven(const U16U32U64& value) { + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::FPRoundEven16, value); + case Type::U32: + return Inst(Opcode::FPRoundEven32, value); + case Type::U64: + return Inst(Opcode::FPRoundEven64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U16U32U64 IREmitter::FPFloor(const U16U32U64& value) { + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::FPFloor16, value); + case Type::U32: + return Inst(Opcode::FPFloor32, value); + case Type::U64: + return Inst(Opcode::FPFloor64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U16U32U64 IREmitter::FPCeil(const U16U32U64& value) { + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::FPCeil16, value); + case Type::U32: + return Inst(Opcode::FPCeil32, value); + case Type::U64: + return Inst(Opcode::FPCeil64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U16U32U64 IREmitter::FPTrunc(const U16U32U64& value) { + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::FPTrunc16, value); + case Type::U32: + return Inst(Opcode::FPTrunc32, value); + case Type::U64: + return Inst(Opcode::FPTrunc64, value); + default: + ThrowInvalidType(value.Type()); + } +} + +U1 IREmitter::LogicalOr(const U1& a, const U1& b) { + return Inst(Opcode::LogicalOr, a, b); +} + +U1 IREmitter::LogicalAnd(const U1& a, const U1& b) { + return Inst(Opcode::LogicalAnd, a, b); +} + +U1 IREmitter::LogicalNot(const U1& value) { + return Inst(Opcode::LogicalNot, value); +} + +U32U64 IREmitter::ConvertFToS(size_t bitsize, const U16U32U64& value) { + switch (bitsize) { + case 16: + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::ConvertS16F16, value); + case Type::U32: + return Inst(Opcode::ConvertS16F32, value); + case Type::U64: + return Inst(Opcode::ConvertS16F64, value); + default: + ThrowInvalidType(value.Type()); + } + case 32: + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::ConvertS32F16, value); + case Type::U32: + return Inst(Opcode::ConvertS32F32, value); + case Type::U64: + return Inst(Opcode::ConvertS32F64, value); + default: + ThrowInvalidType(value.Type()); + } + case 64: + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::ConvertS64F16, value); + case Type::U32: + return Inst(Opcode::ConvertS64F32, value); + case Type::U64: + return Inst(Opcode::ConvertS64F64, value); + default: + ThrowInvalidType(value.Type()); + } + default: + throw InvalidArgument("Invalid destination bitsize {}", bitsize); + } +} + +U32U64 IREmitter::ConvertFToU(size_t bitsize, const U16U32U64& value) { + switch (bitsize) { + case 16: + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::ConvertU16F16, value); + case Type::U32: + return Inst(Opcode::ConvertU16F32, value); + case Type::U64: + return Inst(Opcode::ConvertU16F64, value); + default: + ThrowInvalidType(value.Type()); + } + case 32: + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::ConvertU32F16, value); + case Type::U32: + return Inst(Opcode::ConvertU32F32, value); + case Type::U64: + return Inst(Opcode::ConvertU32F64, value); + default: + ThrowInvalidType(value.Type()); + } + case 64: + switch (value.Type()) { + case Type::U16: + return Inst(Opcode::ConvertU64F16, value); + case Type::U32: + return Inst(Opcode::ConvertU64F32, value); + case Type::U64: + return Inst(Opcode::ConvertU64F64, value); + default: + ThrowInvalidType(value.Type()); + } + default: + throw InvalidArgument("Invalid destination bitsize {}", bitsize); + } +} + +U32U64 IREmitter::ConvertFToI(size_t bitsize, bool is_signed, const U16U32U64& value) { + if (is_signed) { + return ConvertFToS(bitsize, value); + } else { + return ConvertFToU(bitsize, value); + } +} + +U32U64 IREmitter::ConvertU(size_t bitsize, const U32U64& value) { + switch (bitsize) { + case 32: + switch (value.Type()) { + case Type::U32: + // Nothing to do + return value; + case Type::U64: + return Inst(Opcode::ConvertU32U64, value); + default: + break; + } + break; + case 64: + switch (value.Type()) { + case Type::U32: + // Nothing to do + return value; + case Type::U64: + return Inst(Opcode::ConvertU64U32, value); + default: + break; + } + } + throw NotImplementedException("Conversion from {} to {} bits", value.Type(), bitsize); +} + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.h b/src/shader_recompiler/frontend/ir/ir_emitter.h new file mode 100644 index 000000000..1af79f41c --- /dev/null +++ b/src/shader_recompiler/frontend/ir/ir_emitter.h @@ -0,0 +1,123 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "shader_recompiler/frontend/ir/attribute.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/value.h" + +namespace Shader::IR { + +class IREmitter { +public: + explicit IREmitter(Block& block_) : block{block_}, insertion_point{block.end()} {} + + Block& block; + + [[nodiscard]] U1 Imm1(bool value) const; + [[nodiscard]] U8 Imm8(u8 value) const; + [[nodiscard]] U16 Imm16(u16 value) const; + [[nodiscard]] U32 Imm32(u32 value) const; + [[nodiscard]] U32 Imm32(s32 value) const; + [[nodiscard]] U32 Imm32(f32 value) const; + [[nodiscard]] U64 Imm64(u64 value) const; + [[nodiscard]] U64 Imm64(f64 value) const; + + void Branch(IR::Block* label); + void BranchConditional(const U1& cond, IR::Block* true_label, IR::Block* false_label); + void Exit(); + void Return(); + void Unreachable(); + + [[nodiscard]] U32 GetReg(IR::Reg reg); + void SetReg(IR::Reg reg, const U32& value); + + [[nodiscard]] U1 GetPred(IR::Pred pred, bool is_negated = false); + void SetPred(IR::Pred pred, const U1& value); + + [[nodiscard]] U32 GetCbuf(const U32& binding, const U32& byte_offset); + + [[nodiscard]] U1 GetZFlag(); + [[nodiscard]] U1 GetSFlag(); + [[nodiscard]] U1 GetCFlag(); + [[nodiscard]] U1 GetOFlag(); + + void SetZFlag(const U1& value); + void SetSFlag(const U1& value); + void SetCFlag(const U1& value); + void SetOFlag(const U1& value); + + [[nodiscard]] U32 GetAttribute(IR::Attribute attribute); + void SetAttribute(IR::Attribute attribute, const U32& value); + + void WriteGlobalU8(const U64& address, const U32& value); + void WriteGlobalS8(const U64& address, const U32& value); + void WriteGlobalU16(const U64& address, const U32& value); + void WriteGlobalS16(const U64& address, const U32& value); + void WriteGlobal32(const U64& address, const U32& value); + void WriteGlobal64(const U64& address, const IR::Value& vector); + void WriteGlobal128(const U64& address, const IR::Value& vector); + + [[nodiscard]] U1 GetZeroFromOp(const Value& op); + [[nodiscard]] U1 GetSignFromOp(const Value& op); + [[nodiscard]] U1 GetCarryFromOp(const Value& op); + [[nodiscard]] U1 GetOverflowFromOp(const Value& op); + + [[nodiscard]] Value CompositeConstruct(const UAny& e1, const UAny& e2); + [[nodiscard]] Value CompositeConstruct(const UAny& e1, const UAny& e2, const UAny& e3); + [[nodiscard]] Value CompositeConstruct(const UAny& e1, const UAny& e2, const UAny& e3, + const UAny& e4); + [[nodiscard]] UAny CompositeExtract(const Value& vector, size_t element); + + [[nodiscard]] U64 PackUint2x32(const Value& vector); + [[nodiscard]] Value UnpackUint2x32(const U64& value); + + [[nodiscard]] U32 PackFloat2x16(const Value& vector); + [[nodiscard]] Value UnpackFloat2x16(const U32& value); + + [[nodiscard]] U64 PackDouble2x32(const Value& vector); + [[nodiscard]] Value UnpackDouble2x32(const U64& value); + + [[nodiscard]] U16U32U64 FPAdd(const U16U32U64& a, const U16U32U64& b); + [[nodiscard]] U16U32U64 FPMul(const U16U32U64& a, const U16U32U64& b); + + [[nodiscard]] U16U32U64 FPAbs(const U16U32U64& value); + [[nodiscard]] U16U32U64 FPNeg(const U16U32U64& value); + [[nodiscard]] U16U32U64 FPAbsNeg(const U16U32U64& value, bool abs, bool neg); + + [[nodiscard]] U32 FPCosNotReduced(const U32& value); + [[nodiscard]] U32 FPExp2NotReduced(const U32& value); + [[nodiscard]] U32 FPLog2(const U32& value); + [[nodiscard]] U32U64 FPRecip(const U32U64& value); + [[nodiscard]] U32U64 FPRecipSqrt(const U32U64& value); + [[nodiscard]] U32 FPSinNotReduced(const U32& value); + [[nodiscard]] U32 FPSqrt(const U32& value); + [[nodiscard]] U16U32U64 FPSaturate(const U16U32U64& value); + [[nodiscard]] U16U32U64 FPRoundEven(const U16U32U64& value); + [[nodiscard]] U16U32U64 FPFloor(const U16U32U64& value); + [[nodiscard]] U16U32U64 FPCeil(const U16U32U64& value); + [[nodiscard]] U16U32U64 FPTrunc(const U16U32U64& value); + + [[nodiscard]] U1 LogicalOr(const U1& a, const U1& b); + [[nodiscard]] U1 LogicalAnd(const U1& a, const U1& b); + [[nodiscard]] U1 LogicalNot(const U1& value); + + [[nodiscard]] U32U64 ConvertFToS(size_t bitsize, const U16U32U64& value); + [[nodiscard]] U32U64 ConvertFToU(size_t bitsize, const U16U32U64& value); + [[nodiscard]] U32U64 ConvertFToI(size_t bitsize, bool is_signed, const U16U32U64& value); + + [[nodiscard]] U32U64 ConvertU(size_t bitsize, const U32U64& value); + +private: + IR::Block::iterator insertion_point; + + template + T Inst(Opcode op, Args... args) { + auto it{block.PrependNewInst(insertion_point, op, {Value{args}...})}; + return T{Value{&*it}}; + } +}; + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/microinstruction.cpp b/src/shader_recompiler/frontend/ir/microinstruction.cpp new file mode 100644 index 000000000..553fec3b7 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/microinstruction.cpp @@ -0,0 +1,189 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/ir/microinstruction.h" +#include "shader_recompiler/frontend/ir/type.h" + +namespace Shader::IR { + +static void CheckPseudoInstruction(IR::Inst* inst, IR::Opcode opcode) { + if (inst && inst->Opcode() != opcode) { + throw LogicError("Invalid pseudo-instruction"); + } +} + +static void SetPseudoInstruction(IR::Inst*& dest_inst, IR::Inst* pseudo_inst) { + if (dest_inst) { + throw LogicError("Only one of each type of pseudo-op allowed"); + } + dest_inst = pseudo_inst; +} + +static void RemovePseudoInstruction(IR::Inst*& inst, IR::Opcode expected_opcode) { + if (inst->Opcode() != expected_opcode) { + throw LogicError("Undoing use of invalid pseudo-op"); + } + inst = nullptr; +} + +bool Inst::MayHaveSideEffects() const noexcept { + switch (op) { + case Opcode::SetAttribute: + case Opcode::SetAttributeIndexed: + case Opcode::WriteGlobalU8: + case Opcode::WriteGlobalS8: + case Opcode::WriteGlobalU16: + case Opcode::WriteGlobalS16: + case Opcode::WriteGlobal32: + case Opcode::WriteGlobal64: + case Opcode::WriteGlobal128: + return true; + default: + return false; + } +} + +bool Inst::IsPseudoInstruction() const noexcept { + switch (op) { + case Opcode::GetZeroFromOp: + case Opcode::GetSignFromOp: + case Opcode::GetCarryFromOp: + case Opcode::GetOverflowFromOp: + case Opcode::GetZSCOFromOp: + return true; + default: + return false; + } +} + +bool Inst::HasAssociatedPseudoOperation() const noexcept { + return zero_inst || sign_inst || carry_inst || overflow_inst || zsco_inst; +} + +Inst* Inst::GetAssociatedPseudoOperation(IR::Opcode opcode) { + // This is faster than doing a search through the block. + switch (opcode) { + case Opcode::GetZeroFromOp: + CheckPseudoInstruction(zero_inst, Opcode::GetZeroFromOp); + return zero_inst; + case Opcode::GetSignFromOp: + CheckPseudoInstruction(sign_inst, Opcode::GetSignFromOp); + return sign_inst; + case Opcode::GetCarryFromOp: + CheckPseudoInstruction(carry_inst, Opcode::GetCarryFromOp); + return carry_inst; + case Opcode::GetOverflowFromOp: + CheckPseudoInstruction(overflow_inst, Opcode::GetOverflowFromOp); + return overflow_inst; + case Opcode::GetZSCOFromOp: + CheckPseudoInstruction(zsco_inst, Opcode::GetZSCOFromOp); + return zsco_inst; + default: + throw InvalidArgument("{} is not a pseudo-instruction", opcode); + } +} + +size_t Inst::NumArgs() const { + return NumArgsOf(op); +} + +IR::Type Inst::Type() const { + return TypeOf(op); +} + +Value Inst::Arg(size_t index) const { + if (index >= NumArgsOf(op)) { + throw InvalidArgument("Out of bounds argument index {} in opcode {}", index, op); + } + return args[index]; +} + +void Inst::SetArg(size_t index, Value value) { + if (index >= NumArgsOf(op)) { + throw InvalidArgument("Out of bounds argument index {} in opcode {}", index, op); + } + if (!args[index].IsImmediate()) { + UndoUse(args[index]); + } + if (!value.IsImmediate()) { + Use(value); + } + args[index] = value; +} + +void Inst::Invalidate() { + ClearArgs(); + op = Opcode::Void; +} + +void Inst::ClearArgs() { + for (auto& value : args) { + if (!value.IsImmediate()) { + UndoUse(value); + } + value = {}; + } +} + +void Inst::ReplaceUsesWith(Value replacement) { + Invalidate(); + + op = Opcode::Identity; + + if (!replacement.IsImmediate()) { + Use(replacement); + } + args[0] = replacement; +} + +void Inst::Use(const Value& value) { + ++value.Inst()->use_count; + + switch (op) { + case Opcode::GetZeroFromOp: + SetPseudoInstruction(value.Inst()->zero_inst, this); + break; + case Opcode::GetSignFromOp: + SetPseudoInstruction(value.Inst()->sign_inst, this); + break; + case Opcode::GetCarryFromOp: + SetPseudoInstruction(value.Inst()->carry_inst, this); + break; + case Opcode::GetOverflowFromOp: + SetPseudoInstruction(value.Inst()->overflow_inst, this); + break; + case Opcode::GetZSCOFromOp: + SetPseudoInstruction(value.Inst()->zsco_inst, this); + break; + default: + break; + } +} + +void Inst::UndoUse(const Value& value) { + --value.Inst()->use_count; + + switch (op) { + case Opcode::GetZeroFromOp: + RemovePseudoInstruction(value.Inst()->zero_inst, Opcode::GetZeroFromOp); + break; + case Opcode::GetSignFromOp: + RemovePseudoInstruction(value.Inst()->sign_inst, Opcode::GetSignFromOp); + break; + case Opcode::GetCarryFromOp: + RemovePseudoInstruction(value.Inst()->carry_inst, Opcode::GetCarryFromOp); + break; + case Opcode::GetOverflowFromOp: + RemovePseudoInstruction(value.Inst()->overflow_inst, Opcode::GetOverflowFromOp); + break; + case Opcode::GetZSCOFromOp: + RemovePseudoInstruction(value.Inst()->zsco_inst, Opcode::GetZSCOFromOp); + break; + default: + break; + } +} + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/microinstruction.h b/src/shader_recompiler/frontend/ir/microinstruction.h new file mode 100644 index 000000000..43460b950 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/microinstruction.h @@ -0,0 +1,82 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include + +#include "common/common_types.h" +#include "shader_recompiler/frontend/ir/opcode.h" +#include "shader_recompiler/frontend/ir/type.h" +#include "shader_recompiler/frontend/ir/value.h" + +namespace Shader::IR { + +constexpr size_t MAX_ARG_COUNT = 4; + +class Inst : public boost::intrusive::list_base_hook<> { +public: + explicit Inst(Opcode op_) noexcept : op(op_) {} + + /// Get the number of uses this instruction has. + [[nodiscard]] int UseCount() const noexcept { + return use_count; + } + + /// Determines whether this instruction has uses or not. + [[nodiscard]] bool HasUses() const noexcept { + return use_count > 0; + } + + /// Get the opcode this microinstruction represents. + [[nodiscard]] IR::Opcode Opcode() const noexcept { + return op; + } + + /// Determines whether or not this instruction may have side effects. + [[nodiscard]] bool MayHaveSideEffects() const noexcept; + + /// Determines whether or not this instruction is a pseudo-instruction. + /// Pseudo-instructions depend on their parent instructions for their semantics. + [[nodiscard]] bool IsPseudoInstruction() const noexcept; + + /// Determines if there is a pseudo-operation associated with this instruction. + [[nodiscard]] bool HasAssociatedPseudoOperation() const noexcept; + /// Gets a pseudo-operation associated with this instruction + [[nodiscard]] Inst* GetAssociatedPseudoOperation(IR::Opcode opcode); + + /// Get the number of arguments this instruction has. + [[nodiscard]] size_t NumArgs() const; + + /// Get the type this instruction returns. + [[nodiscard]] IR::Type Type() const; + + /// Get the value of a given argument index. + [[nodiscard]] Value Arg(size_t index) const; + /// Set the value of a given argument index. + void SetArg(size_t index, Value value); + + void Invalidate(); + void ClearArgs(); + + void ReplaceUsesWith(Value replacement); + +private: + void Use(const Value& value); + void UndoUse(const Value& value); + + IR::Opcode op{}; + int use_count{}; + std::array args{}; + Inst* zero_inst{}; + Inst* sign_inst{}; + Inst* carry_inst{}; + Inst* overflow_inst{}; + Inst* zsco_inst{}; + u64 flags{}; +}; + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/opcode.cpp b/src/shader_recompiler/frontend/ir/opcode.cpp new file mode 100644 index 000000000..65d074029 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/opcode.cpp @@ -0,0 +1,67 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include +#include + +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/ir/opcode.h" + +namespace Shader::IR { +namespace { +struct OpcodeMeta { + std::string_view name; + Type type; + std::array arg_types; +}; + +using enum Type; + +constexpr std::array META_TABLE{ +#define OPCODE(name_token, type_token, ...) \ + OpcodeMeta{ \ + .name{#name_token}, \ + .type{type_token}, \ + .arg_types{__VA_ARGS__}, \ + }, +#include "opcode.inc" +#undef OPCODE +}; + +void ValidateOpcode(Opcode op) { + const size_t raw{static_cast(op)}; + if (raw >= META_TABLE.size()) { + throw InvalidArgument("Invalid opcode with raw value {}", raw); + } +} +} // Anonymous namespace + +Type TypeOf(Opcode op) { + ValidateOpcode(op); + return META_TABLE[static_cast(op)].type; +} + +size_t NumArgsOf(Opcode op) { + ValidateOpcode(op); + const auto& arg_types{META_TABLE[static_cast(op)].arg_types}; + const auto distance{std::distance(arg_types.begin(), std::ranges::find(arg_types, Type::Void))}; + return static_cast(distance); +} + +Type ArgTypeOf(Opcode op, size_t arg_index) { + ValidateOpcode(op); + const auto& arg_types{META_TABLE[static_cast(op)].arg_types}; + if (arg_index >= arg_types.size() || arg_types[arg_index] == Type::Void) { + throw InvalidArgument("Out of bounds argument"); + } + return arg_types[arg_index]; +} + +std::string_view NameOf(Opcode op) { + ValidateOpcode(op); + return META_TABLE[static_cast(op)].name; +} + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/opcode.h b/src/shader_recompiler/frontend/ir/opcode.h new file mode 100644 index 000000000..1f4440379 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/opcode.h @@ -0,0 +1,44 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include + +#include "shader_recompiler/frontend/ir/type.h" + +namespace Shader::IR { + +enum class Opcode { +#define OPCODE(name, ...) name, +#include "opcode.inc" +#undef OPCODE +}; + +/// Get return type of an opcode +[[nodiscard]] Type TypeOf(Opcode op); + +/// Get the number of arguments an opcode accepts +[[nodiscard]] size_t NumArgsOf(Opcode op); + +/// Get the required type of an argument of an opcode +[[nodiscard]] Type ArgTypeOf(Opcode op, size_t arg_index); + +/// Get the name of an opcode +[[nodiscard]] std::string_view NameOf(Opcode op); + +} // namespace Shader::IR + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::IR::Opcode& op, FormatContext& ctx) { + return format_to(ctx.out(), "{}", Shader::IR::NameOf(op)); + } +}; diff --git a/src/shader_recompiler/frontend/ir/opcode.inc b/src/shader_recompiler/frontend/ir/opcode.inc new file mode 100644 index 000000000..371064bf3 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/opcode.inc @@ -0,0 +1,142 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +// opcode name, return type, arg1 type, arg2 type, arg3 type, arg4 type, ... +OPCODE(Void, Void, ) +OPCODE(Identity, Opaque, Opaque, ) + +// Control flow +OPCODE(Branch, Void, Label, ) +OPCODE(BranchConditional, Void, U1, Label, Label, ) +OPCODE(Exit, Void, ) +OPCODE(Return, Void, ) +OPCODE(Unreachable, Void, ) + +// Context getters/setters +OPCODE(GetRegister, U32, Reg, ) +OPCODE(SetRegister, Void, Reg, U32, ) +OPCODE(GetPred, U1, Pred, ) +OPCODE(SetPred, Void, Pred, U1, ) +OPCODE(GetCbuf, U32, U32, U32, ) +OPCODE(GetAttribute, U32, Attribute, ) +OPCODE(SetAttribute, U32, Attribute, ) +OPCODE(GetAttributeIndexed, U32, U32, ) +OPCODE(SetAttributeIndexed, U32, U32, ) +OPCODE(GetZSCORaw, U32, ) +OPCODE(SetZSCORaw, Void, U32, ) +OPCODE(SetZSCO, Void, ZSCO, ) +OPCODE(GetZFlag, U1, Void, ) +OPCODE(GetSFlag, U1, Void, ) +OPCODE(GetCFlag, U1, Void, ) +OPCODE(GetOFlag, U1, Void, ) +OPCODE(SetZFlag, Void, U1, ) +OPCODE(SetSFlag, Void, U1, ) +OPCODE(SetCFlag, Void, U1, ) +OPCODE(SetOFlag, Void, U1, ) + +// Memory operations +OPCODE(WriteGlobalU8, Void, U64, U32, ) +OPCODE(WriteGlobalS8, Void, U64, U32, ) +OPCODE(WriteGlobalU16, Void, U64, U32, ) +OPCODE(WriteGlobalS16, Void, U64, U32, ) +OPCODE(WriteGlobal32, Void, U64, U32, ) +OPCODE(WriteGlobal64, Void, U64, Opaque, ) +OPCODE(WriteGlobal128, Void, U64, Opaque, ) + +// Vector utility +OPCODE(CompositeConstruct2, Opaque, Opaque, Opaque, ) +OPCODE(CompositeConstruct3, Opaque, Opaque, Opaque, Opaque, ) +OPCODE(CompositeConstruct4, Opaque, Opaque, Opaque, Opaque, Opaque, ) +OPCODE(CompositeExtract, Opaque, Opaque, U32, ) + +// Bitwise conversions +OPCODE(PackUint2x32, U64, Opaque, ) +OPCODE(UnpackUint2x32, Opaque, U64, ) +OPCODE(PackFloat2x16, U32, Opaque, ) +OPCODE(UnpackFloat2x16, Opaque, U32, ) +OPCODE(PackDouble2x32, U64, Opaque, ) +OPCODE(UnpackDouble2x32, Opaque, U64, ) + +// Pseudo-operation, handled specially at final emit +OPCODE(GetZeroFromOp, U1, Opaque, ) +OPCODE(GetSignFromOp, U1, Opaque, ) +OPCODE(GetCarryFromOp, U1, Opaque, ) +OPCODE(GetOverflowFromOp, U1, Opaque, ) +OPCODE(GetZSCOFromOp, ZSCO, Opaque, ) + +// Floating-point operations +OPCODE(FPAbs16, U16, U16 ) +OPCODE(FPAbs32, U32, U32 ) +OPCODE(FPAbs64, U64, U64 ) +OPCODE(FPAdd16, U16, U16, U16 ) +OPCODE(FPAdd32, U32, U32, U32 ) +OPCODE(FPAdd64, U64, U64, U64 ) +OPCODE(FPFma16, U16, U16, U16 ) +OPCODE(FPFma32, U32, U32, U32 ) +OPCODE(FPFma64, U64, U64, U64 ) +OPCODE(FPMax32, U32, U32, U32 ) +OPCODE(FPMax64, U64, U64, U64 ) +OPCODE(FPMin32, U32, U32, U32 ) +OPCODE(FPMin64, U64, U64, U64 ) +OPCODE(FPMul16, U16, U16, U16 ) +OPCODE(FPMul32, U32, U32, U32 ) +OPCODE(FPMul64, U64, U64, U64 ) +OPCODE(FPNeg16, U16, U16 ) +OPCODE(FPNeg32, U32, U32 ) +OPCODE(FPNeg64, U64, U64 ) +OPCODE(FPRecip32, U32, U32 ) +OPCODE(FPRecip64, U64, U64 ) +OPCODE(FPRecipSqrt32, U32, U32 ) +OPCODE(FPRecipSqrt64, U64, U64 ) +OPCODE(FPSqrt, U32, U32 ) +OPCODE(FPSin, U32, U32 ) +OPCODE(FPSinNotReduced, U32, U32 ) +OPCODE(FPExp2, U32, U32 ) +OPCODE(FPExp2NotReduced, U32, U32 ) +OPCODE(FPCos, U32, U32 ) +OPCODE(FPCosNotReduced, U32, U32 ) +OPCODE(FPLog2, U32, U32 ) +OPCODE(FPSaturate16, U16, U16 ) +OPCODE(FPSaturate32, U32, U32 ) +OPCODE(FPSaturate64, U64, U64 ) +OPCODE(FPRoundEven16, U16, U16 ) +OPCODE(FPRoundEven32, U32, U32 ) +OPCODE(FPRoundEven64, U64, U64 ) +OPCODE(FPFloor16, U16, U16 ) +OPCODE(FPFloor32, U32, U32 ) +OPCODE(FPFloor64, U64, U64 ) +OPCODE(FPCeil16, U16, U16 ) +OPCODE(FPCeil32, U32, U32 ) +OPCODE(FPCeil64, U64, U64 ) +OPCODE(FPTrunc16, U16, U16 ) +OPCODE(FPTrunc32, U32, U32 ) +OPCODE(FPTrunc64, U64, U64 ) + +// Logical operations +OPCODE(LogicalOr, U1, U1, U1, ) +OPCODE(LogicalAnd, U1, U1, U1, ) +OPCODE(LogicalNot, U1, U1, ) + +// Conversion operations +OPCODE(ConvertS16F16, U32, U16, ) +OPCODE(ConvertS16F32, U32, U32, ) +OPCODE(ConvertS16F64, U32, U64, ) +OPCODE(ConvertS32F16, U32, U16, ) +OPCODE(ConvertS32F32, U32, U32, ) +OPCODE(ConvertS32F64, U32, U64, ) +OPCODE(ConvertS64F16, U64, U16, ) +OPCODE(ConvertS64F32, U64, U32, ) +OPCODE(ConvertS64F64, U64, U64, ) +OPCODE(ConvertU16F16, U32, U16, ) +OPCODE(ConvertU16F32, U32, U32, ) +OPCODE(ConvertU16F64, U32, U64, ) +OPCODE(ConvertU32F16, U32, U16, ) +OPCODE(ConvertU32F32, U32, U32, ) +OPCODE(ConvertU32F64, U32, U64, ) +OPCODE(ConvertU64F16, U64, U16, ) +OPCODE(ConvertU64F32, U64, U32, ) +OPCODE(ConvertU64F64, U64, U64, ) + +OPCODE(ConvertU64U32, U64, U32, ) +OPCODE(ConvertU32U64, U32, U64, ) diff --git a/src/shader_recompiler/frontend/ir/pred.h b/src/shader_recompiler/frontend/ir/pred.h new file mode 100644 index 000000000..37cc53006 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/pred.h @@ -0,0 +1,28 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +namespace Shader::IR { + +enum class Pred { P0, P1, P2, P3, P4, P5, P6, PT }; + +} // namespace Shader::IR + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::IR::Pred& pred, FormatContext& ctx) { + if (pred == Shader::IR::Pred::PT) { + return fmt::format_to(ctx.out(), "PT"); + } else { + return fmt::format_to(ctx.out(), "P{}", static_cast(pred)); + } + } +}; diff --git a/src/shader_recompiler/frontend/ir/reg.h b/src/shader_recompiler/frontend/ir/reg.h new file mode 100644 index 000000000..316fc4be8 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/reg.h @@ -0,0 +1,314 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include "common/common_types.h" +#include "shader_recompiler/exception.h" + +namespace Shader::IR { + +enum class Reg : u64 { + R0, + R1, + R2, + R3, + R4, + R5, + R6, + R7, + R8, + R9, + R10, + R11, + R12, + R13, + R14, + R15, + R16, + R17, + R18, + R19, + R20, + R21, + R22, + R23, + R24, + R25, + R26, + R27, + R28, + R29, + R30, + R31, + R32, + R33, + R34, + R35, + R36, + R37, + R38, + R39, + R40, + R41, + R42, + R43, + R44, + R45, + R46, + R47, + R48, + R49, + R50, + R51, + R52, + R53, + R54, + R55, + R56, + R57, + R58, + R59, + R60, + R61, + R62, + R63, + R64, + R65, + R66, + R67, + R68, + R69, + R70, + R71, + R72, + R73, + R74, + R75, + R76, + R77, + R78, + R79, + R80, + R81, + R82, + R83, + R84, + R85, + R86, + R87, + R88, + R89, + R90, + R91, + R92, + R93, + R94, + R95, + R96, + R97, + R98, + R99, + R100, + R101, + R102, + R103, + R104, + R105, + R106, + R107, + R108, + R109, + R110, + R111, + R112, + R113, + R114, + R115, + R116, + R117, + R118, + R119, + R120, + R121, + R122, + R123, + R124, + R125, + R126, + R127, + R128, + R129, + R130, + R131, + R132, + R133, + R134, + R135, + R136, + R137, + R138, + R139, + R140, + R141, + R142, + R143, + R144, + R145, + R146, + R147, + R148, + R149, + R150, + R151, + R152, + R153, + R154, + R155, + R156, + R157, + R158, + R159, + R160, + R161, + R162, + R163, + R164, + R165, + R166, + R167, + R168, + R169, + R170, + R171, + R172, + R173, + R174, + R175, + R176, + R177, + R178, + R179, + R180, + R181, + R182, + R183, + R184, + R185, + R186, + R187, + R188, + R189, + R190, + R191, + R192, + R193, + R194, + R195, + R196, + R197, + R198, + R199, + R200, + R201, + R202, + R203, + R204, + R205, + R206, + R207, + R208, + R209, + R210, + R211, + R212, + R213, + R214, + R215, + R216, + R217, + R218, + R219, + R220, + R221, + R222, + R223, + R224, + R225, + R226, + R227, + R228, + R229, + R230, + R231, + R232, + R233, + R234, + R235, + R236, + R237, + R238, + R239, + R240, + R241, + R242, + R243, + R244, + R245, + R246, + R247, + R248, + R249, + R250, + R251, + R252, + R253, + R254, + RZ, +}; +static_assert(static_cast(Reg::RZ) == 255); + +[[nodiscard]] constexpr Reg operator+(Reg reg, int num) { + if (reg == Reg::RZ) { + // Adding or subtracting registers from RZ yields RZ + return Reg::RZ; + } + const int result{static_cast(reg) + num}; + if (result >= static_cast(Reg::RZ)) { + throw LogicError("Overflow on register arithmetic"); + } + if (result < 0) { + throw LogicError("Underflow on register arithmetic"); + } + return static_cast(result); +} + +[[nodiscard]] constexpr Reg operator-(Reg reg, int num) { + return reg + (-num); +} + +[[nodiscard]] constexpr bool IsAligned(Reg reg, size_t align) { + return (static_cast(reg) / align) * align == static_cast(reg); +} + +} // namespace Shader::IR + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::IR::Reg& reg, FormatContext& ctx) { + if (reg == Shader::IR::Reg::RZ) { + return fmt::format_to(ctx.out(), "RZ"); + } else if (static_cast(reg) >= 0 && static_cast(reg) < 255) { + return fmt::format_to(ctx.out(), "R{}", static_cast(reg)); + } else { + throw Shader::LogicError("Invalid register with raw value {}", static_cast(reg)); + } + } +}; diff --git a/src/shader_recompiler/frontend/ir/type.cpp b/src/shader_recompiler/frontend/ir/type.cpp new file mode 100644 index 000000000..da1e2a0f6 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/type.cpp @@ -0,0 +1,36 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include + +#include "shader_recompiler/frontend/ir/type.h" + +namespace Shader::IR { + +std::string NameOf(Type type) { + static constexpr std::array names{ + "Opaque", "Label", "Reg", "Pred", "Attribute", "U1", "U8", "U16", "U32", "U64", "ZSCO", + }; + const size_t bits{static_cast(type)}; + if (bits == 0) { + return "Void"; + } + std::string result; + for (size_t i = 0; i < names.size(); i++) { + if ((bits & (size_t{1} << i)) != 0) { + if (!result.empty()) { + result += '|'; + } + result += names[i]; + } + } + return result; +} + +bool AreTypesCompatible(Type lhs, Type rhs) noexcept { + return lhs == rhs || lhs == Type::Opaque || rhs == Type::Opaque; +} + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/type.h b/src/shader_recompiler/frontend/ir/type.h new file mode 100644 index 000000000..f753628e8 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/type.h @@ -0,0 +1,47 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include + +#include "common/common_funcs.h" +#include "shader_recompiler/exception.h" + +namespace Shader::IR { + +enum class Type { + Void = 0, + Opaque = 1 << 0, + Label = 1 << 1, + Reg = 1 << 2, + Pred = 1 << 3, + Attribute = 1 << 4, + U1 = 1 << 5, + U8 = 1 << 6, + U16 = 1 << 7, + U32 = 1 << 8, + U64 = 1 << 9, + ZSCO = 1 << 10, +}; +DECLARE_ENUM_FLAG_OPERATORS(Type) + +[[nodiscard]] std::string NameOf(Type type); + +[[nodiscard]] bool AreTypesCompatible(Type lhs, Type rhs) noexcept; + +} // namespace Shader::IR + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::IR::Type& type, FormatContext& ctx) { + return fmt::format_to(ctx.out(), "{}", NameOf(type)); + } +}; diff --git a/src/shader_recompiler/frontend/ir/value.cpp b/src/shader_recompiler/frontend/ir/value.cpp new file mode 100644 index 000000000..7b5b35d6c --- /dev/null +++ b/src/shader_recompiler/frontend/ir/value.cpp @@ -0,0 +1,124 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "shader_recompiler/frontend/ir/microinstruction.h" +#include "shader_recompiler/frontend/ir/opcode.h" +#include "shader_recompiler/frontend/ir/value.h" + +namespace Shader::IR { + +Value::Value(IR::Inst* value) noexcept : type{Type::Opaque}, inst{value} {} + +Value::Value(IR::Block* value) noexcept : type{Type::Label}, label{value} {} + +Value::Value(IR::Reg value) noexcept : type{Type::Reg}, reg{value} {} + +Value::Value(IR::Pred value) noexcept : type{Type::Pred}, pred{value} {} + +Value::Value(IR::Attribute value) noexcept : type{Type::Attribute}, attribute{value} {} + +Value::Value(bool value) noexcept : type{Type::U1}, imm_u1{value} {} + +Value::Value(u8 value) noexcept : type{Type::U8}, imm_u8{value} {} + +Value::Value(u16 value) noexcept : type{Type::U16}, imm_u16{value} {} + +Value::Value(u32 value) noexcept : type{Type::U32}, imm_u32{value} {} + +Value::Value(u64 value) noexcept : type{Type::U64}, imm_u64{value} {} + +bool Value::IsIdentity() const noexcept { + return type == Type::Opaque && inst->Opcode() == Opcode::Identity; +} + +bool Value::IsEmpty() const noexcept { + return type == Type::Void; +} + +bool Value::IsImmediate() const noexcept { + if (IsIdentity()) { + return inst->Arg(0).IsImmediate(); + } + return type != Type::Opaque; +} + +bool Value::IsLabel() const noexcept { + return type == Type::Label; +} + +IR::Type Value::Type() const noexcept { + if (IsIdentity()) { + return inst->Arg(0).Type(); + } + if (type == Type::Opaque) { + return inst->Type(); + } + return type; +} + +IR::Inst* Value::Inst() const { + ValidateAccess(Type::Opaque); + return inst; +} + +IR::Block* Value::Label() const { + ValidateAccess(Type::Label); + return label; +} + +IR::Inst* Value::InstRecursive() const { + ValidateAccess(Type::Opaque); + if (IsIdentity()) { + return inst->Arg(0).InstRecursive(); + } + return inst; +} + +IR::Reg Value::Reg() const { + ValidateAccess(Type::Reg); + return reg; +} + +IR::Pred Value::Pred() const { + ValidateAccess(Type::Pred); + return pred; +} + +IR::Attribute Value::Attribute() const { + ValidateAccess(Type::Attribute); + return attribute; +} + +bool Value::U1() const { + ValidateAccess(Type::U1); + return imm_u1; +} + +u8 Value::U8() const { + ValidateAccess(Type::U8); + return imm_u8; +} + +u16 Value::U16() const { + ValidateAccess(Type::U16); + return imm_u16; +} + +u32 Value::U32() const { + ValidateAccess(Type::U32); + return imm_u32; +} + +u64 Value::U64() const { + ValidateAccess(Type::U64); + return imm_u64; +} + +void Value::ValidateAccess(IR::Type expected) const { + if (type != expected) { + throw LogicError("Reading {} out of {}", expected, type); + } +} + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/ir/value.h b/src/shader_recompiler/frontend/ir/value.h new file mode 100644 index 000000000..664dacf9d --- /dev/null +++ b/src/shader_recompiler/frontend/ir/value.h @@ -0,0 +1,98 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/ir/attribute.h" +#include "shader_recompiler/frontend/ir/pred.h" +#include "shader_recompiler/frontend/ir/reg.h" +#include "shader_recompiler/frontend/ir/type.h" + +namespace Shader::IR { + +class Block; +class Inst; + +class Value { +public: + Value() noexcept : type{IR::Type::Void}, inst{nullptr} {} + explicit Value(IR::Inst* value) noexcept; + explicit Value(IR::Block* value) noexcept; + explicit Value(IR::Reg value) noexcept; + explicit Value(IR::Pred value) noexcept; + explicit Value(IR::Attribute value) noexcept; + explicit Value(bool value) noexcept; + explicit Value(u8 value) noexcept; + explicit Value(u16 value) noexcept; + explicit Value(u32 value) noexcept; + explicit Value(u64 value) noexcept; + + [[nodiscard]] bool IsIdentity() const noexcept; + [[nodiscard]] bool IsEmpty() const noexcept; + [[nodiscard]] bool IsImmediate() const noexcept; + [[nodiscard]] bool IsLabel() const noexcept; + [[nodiscard]] IR::Type Type() const noexcept; + + [[nodiscard]] IR::Inst* Inst() const; + [[nodiscard]] IR::Block* Label() const; + [[nodiscard]] IR::Inst* InstRecursive() const; + [[nodiscard]] IR::Reg Reg() const; + [[nodiscard]] IR::Pred Pred() const; + [[nodiscard]] IR::Attribute Attribute() const; + [[nodiscard]] bool U1() const; + [[nodiscard]] u8 U8() const; + [[nodiscard]] u16 U16() const; + [[nodiscard]] u32 U32() const; + [[nodiscard]] u64 U64() const; + +private: + void ValidateAccess(IR::Type expected) const; + + IR::Type type; + union { + IR::Inst* inst; + IR::Block* label; + IR::Reg reg; + IR::Pred pred; + IR::Attribute attribute; + bool imm_u1; + u8 imm_u8; + u16 imm_u16; + u32 imm_u32; + u64 imm_u64; + }; +}; + +template +class TypedValue : public Value { +public: + TypedValue() = default; + + template + requires((other_type & type_) != IR::Type::Void) explicit(false) + TypedValue(const TypedValue& value) + : Value(value) {} + + explicit TypedValue(const Value& value) : Value(value) { + if ((value.Type() & type_) == IR::Type::Void) { + throw InvalidArgument("Incompatible types {} and {}", type_, value.Type()); + } + } + + explicit TypedValue(IR::Inst* inst) : TypedValue(Value(inst)) {} +}; + +using U1 = TypedValue; +using U8 = TypedValue; +using U16 = TypedValue; +using U32 = TypedValue; +using U64 = TypedValue; +using U32U64 = TypedValue; +using U16U32U64 = TypedValue; +using UAny = TypedValue; +using ZSCO = TypedValue; + +} // namespace Shader::IR diff --git a/src/shader_recompiler/frontend/maxwell/control_flow.cpp b/src/shader_recompiler/frontend/maxwell/control_flow.cpp new file mode 100644 index 000000000..fc4dba826 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/control_flow.cpp @@ -0,0 +1,531 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include +#include +#include +#include +#include + +#include + +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/control_flow.h" +#include "shader_recompiler/frontend/maxwell/decode.h" +#include "shader_recompiler/frontend/maxwell/location.h" + +namespace Shader::Maxwell::Flow { + +static u32 BranchOffset(Location pc, Instruction inst) { + return pc.Offset() + inst.branch.Offset() + 8; +} + +static std::array Split(Block&& block, Location pc, BlockId new_id) { + if (pc <= block.begin || pc >= block.end) { + throw InvalidArgument("Invalid address to split={}", pc); + } + return { + Block{ + .begin{block.begin}, + .end{pc}, + .end_class{EndClass::Branch}, + .id{block.id}, + .stack{block.stack}, + .cond{true}, + .branch_true{new_id}, + .branch_false{UNREACHABLE_BLOCK_ID}, + }, + Block{ + .begin{pc}, + .end{block.end}, + .end_class{block.end_class}, + .id{new_id}, + .stack{std::move(block.stack)}, + .cond{block.cond}, + .branch_true{block.branch_true}, + .branch_false{block.branch_false}, + }, + }; +} + +static Token OpcodeToken(Opcode opcode) { + switch (opcode) { + case Opcode::PBK: + case Opcode::BRK: + return Token::PBK; + case Opcode::PCNT: + case Opcode::CONT: + return Token::PBK; + case Opcode::PEXIT: + case Opcode::EXIT: + return Token::PEXIT; + case Opcode::PLONGJMP: + case Opcode::LONGJMP: + return Token::PLONGJMP; + case Opcode::PRET: + case Opcode::RET: + case Opcode::CAL: + return Token::PRET; + case Opcode::SSY: + case Opcode::SYNC: + return Token::SSY; + default: + throw InvalidArgument("{}", opcode); + } +} + +static bool IsAbsoluteJump(Opcode opcode) { + switch (opcode) { + case Opcode::JCAL: + case Opcode::JMP: + case Opcode::JMX: + return true; + default: + return false; + } +} + +static bool HasFlowTest(Opcode opcode) { + switch (opcode) { + case Opcode::BRA: + case Opcode::BRX: + case Opcode::EXIT: + case Opcode::JMP: + case Opcode::JMX: + case Opcode::BRK: + case Opcode::CONT: + case Opcode::LONGJMP: + case Opcode::RET: + case Opcode::SYNC: + return true; + case Opcode::CAL: + case Opcode::JCAL: + return false; + default: + throw InvalidArgument("Invalid branch {}", opcode); + } +} + +static std::string Name(const Block& block) { + if (block.begin.IsVirtual()) { + return fmt::format("\"Virtual {}\"", block.id); + } else { + return fmt::format("\"{}\"", block.begin); + } +} + +void Stack::Push(Token token, Location target) { + entries.push_back({ + .token{token}, + .target{target}, + }); +} + +std::pair Stack::Pop(Token token) const { + const std::optional pc{Peek(token)}; + if (!pc) { + throw LogicError("Token could not be found"); + } + return {*pc, Remove(token)}; +} + +std::optional Stack::Peek(Token token) const { + const auto reverse_entries{entries | std::views::reverse}; + const auto it{std::ranges::find(reverse_entries, token, &StackEntry::token)}; + if (it == reverse_entries.end()) { + return std::nullopt; + } + return it->target; +} + +Stack Stack::Remove(Token token) const { + const auto reverse_entries{entries | std::views::reverse}; + const auto it{std::ranges::find(reverse_entries, token, &StackEntry::token)}; + const auto pos{std::distance(reverse_entries.begin(), it)}; + Stack result; + result.entries.insert(result.entries.end(), entries.begin(), entries.end() - pos - 1); + return result; +} + +bool Block::Contains(Location pc) const noexcept { + return pc >= begin && pc < end; +} + +Function::Function(Location start_address) + : entrypoint{start_address}, labels{Label{ + .address{start_address}, + .block_id{0}, + .stack{}, + }} {} + +CFG::CFG(Environment& env_, Location start_address) : env{env_} { + functions.emplace_back(start_address); + for (FunctionId function_id = 0; function_id < functions.size(); ++function_id) { + while (!functions[function_id].labels.empty()) { + Function& function{functions[function_id]}; + Label label{function.labels.back()}; + function.labels.pop_back(); + AnalyzeLabel(function_id, label); + } + } +} + +void CFG::AnalyzeLabel(FunctionId function_id, Label& label) { + if (InspectVisitedBlocks(function_id, label)) { + // Label address has been visited + return; + } + // Try to find the next block + Function* function{&functions[function_id]}; + Location pc{label.address}; + const auto next{std::upper_bound(function->blocks.begin(), function->blocks.end(), pc, + [function](Location pc, u32 block_index) { + return pc < function->blocks_data[block_index].begin; + })}; + const auto next_index{std::distance(function->blocks.begin(), next)}; + const bool is_last{next == function->blocks.end()}; + Location next_pc; + BlockId next_id{UNREACHABLE_BLOCK_ID}; + if (!is_last) { + next_pc = function->blocks_data[*next].begin; + next_id = function->blocks_data[*next].id; + } + // Insert before the next block + Block block{ + .begin{pc}, + .end{pc}, + .end_class{EndClass::Branch}, + .id{label.block_id}, + .stack{std::move(label.stack)}, + .cond{true}, + .branch_true{UNREACHABLE_BLOCK_ID}, + .branch_false{UNREACHABLE_BLOCK_ID}, + }; + // Analyze instructions until it reaches an already visited block or there's a branch + bool is_branch{false}; + while (is_last || pc < next_pc) { + is_branch = AnalyzeInst(block, function_id, pc) == AnalysisState::Branch; + if (is_branch) { + break; + } + ++pc; + } + if (!is_branch) { + // If the block finished without a branch, + // it means that the next instruction is already visited, jump to it + block.end = pc; + block.cond = true; + block.branch_true = next_id; + block.branch_false = UNREACHABLE_BLOCK_ID; + } + // Function's pointer might be invalid, resolve it again + function = &functions[function_id]; + const u32 new_block_index = static_cast(function->blocks_data.size()); + function->blocks.insert(function->blocks.begin() + next_index, new_block_index); + function->blocks_data.push_back(std::move(block)); +} + +bool CFG::InspectVisitedBlocks(FunctionId function_id, const Label& label) { + const Location pc{label.address}; + Function& function{functions[function_id]}; + const auto it{std::ranges::find_if(function.blocks, [&function, pc](u32 block_index) { + return function.blocks_data[block_index].Contains(pc); + })}; + if (it == function.blocks.end()) { + // Address has not been visited + return false; + } + Block& block{function.blocks_data[*it]}; + if (block.begin == pc) { + throw LogicError("Dangling branch"); + } + const u32 first_index{*it}; + const u32 second_index{static_cast(function.blocks_data.size())}; + const std::array new_indices{first_index, second_index}; + std::array split_blocks{Split(std::move(block), pc, label.block_id)}; + function.blocks_data[*it] = std::move(split_blocks[0]); + function.blocks_data.push_back(std::move(split_blocks[1])); + function.blocks.insert(function.blocks.erase(it), new_indices.begin(), new_indices.end()); + return true; +} + +CFG::AnalysisState CFG::AnalyzeInst(Block& block, FunctionId function_id, Location pc) { + const Instruction inst{env.ReadInstruction(pc.Offset())}; + const Opcode opcode{Decode(inst.raw)}; + switch (opcode) { + case Opcode::BRA: + case Opcode::BRX: + case Opcode::JMP: + case Opcode::JMX: + case Opcode::RET: + if (!AnalyzeBranch(block, function_id, pc, inst, opcode)) { + return AnalysisState::Continue; + } + switch (opcode) { + case Opcode::BRA: + case Opcode::JMP: + AnalyzeBRA(block, function_id, pc, inst, IsAbsoluteJump(opcode)); + break; + case Opcode::BRX: + case Opcode::JMX: + AnalyzeBRX(block, pc, inst, IsAbsoluteJump(opcode)); + break; + case Opcode::RET: + block.end_class = EndClass::Return; + break; + default: + break; + } + block.end = pc; + return AnalysisState::Branch; + case Opcode::BRK: + case Opcode::CONT: + case Opcode::LONGJMP: + case Opcode::SYNC: { + if (!AnalyzeBranch(block, function_id, pc, inst, opcode)) { + return AnalysisState::Continue; + } + const auto [stack_pc, new_stack]{block.stack.Pop(OpcodeToken(opcode))}; + block.branch_true = AddLabel(block, new_stack, stack_pc, function_id); + block.end = pc; + return AnalysisState::Branch; + } + case Opcode::PBK: + case Opcode::PCNT: + case Opcode::PEXIT: + case Opcode::PLONGJMP: + case Opcode::SSY: + block.stack.Push(OpcodeToken(opcode), BranchOffset(pc, inst)); + return AnalysisState::Continue; + case Opcode::EXIT: + return AnalyzeEXIT(block, function_id, pc, inst); + case Opcode::PRET: + throw NotImplementedException("PRET flow analysis"); + case Opcode::CAL: + case Opcode::JCAL: { + const bool is_absolute{IsAbsoluteJump(opcode)}; + const Location cal_pc{is_absolute ? inst.branch.Absolute() : BranchOffset(pc, inst)}; + // Technically CAL pushes into PRET, but that's implicit in the function call for us + // Insert the function into the list if it doesn't exist + if (std::ranges::find(functions, cal_pc, &Function::entrypoint) == functions.end()) { + functions.push_back(cal_pc); + } + // Handle CAL like a regular instruction + break; + } + default: + break; + } + const Predicate pred{inst.Pred()}; + if (pred == Predicate{true} || pred == Predicate{false}) { + return AnalysisState::Continue; + } + const IR::Condition cond{static_cast(pred.index), pred.negated}; + AnalyzeCondInst(block, function_id, pc, EndClass::Branch, cond); + return AnalysisState::Branch; +} + +void CFG::AnalyzeCondInst(Block& block, FunctionId function_id, Location pc, + EndClass insn_end_class, IR::Condition cond) { + if (block.begin != pc) { + // If the block doesn't start in the conditional instruction + // mark it as a label to visit it later + block.end = pc; + block.cond = true; + block.branch_true = AddLabel(block, block.stack, pc, function_id); + block.branch_false = UNREACHABLE_BLOCK_ID; + return; + } + // Impersonate the visited block with a virtual block + // Jump from this virtual to the real conditional instruction and the next instruction + Function& function{functions[function_id]}; + const BlockId conditional_block_id{++function.current_block_id}; + function.blocks.push_back(static_cast(function.blocks_data.size())); + Block& virtual_block{function.blocks_data.emplace_back(Block{ + .begin{}, // Virtual block + .end{}, + .end_class{EndClass::Branch}, + .id{block.id}, // Impersonating + .stack{block.stack}, + .cond{cond}, + .branch_true{conditional_block_id}, + .branch_false{UNREACHABLE_BLOCK_ID}, + })}; + // Set the end properties of the conditional instruction and give it a new identity + Block& conditional_block{block}; + conditional_block.end = pc; + conditional_block.end_class = insn_end_class; + conditional_block.id = conditional_block_id; + // Add a label to the instruction after the conditional instruction + const BlockId endif_block_id{AddLabel(conditional_block, block.stack, pc + 1, function_id)}; + // Branch to the next instruction from the virtual block + virtual_block.branch_false = endif_block_id; + // And branch to it from the conditional instruction if it is a branch + if (insn_end_class == EndClass::Branch) { + conditional_block.cond = true; + conditional_block.branch_true = endif_block_id; + conditional_block.branch_false = UNREACHABLE_BLOCK_ID; + } +} + +bool CFG::AnalyzeBranch(Block& block, FunctionId function_id, Location pc, Instruction inst, + Opcode opcode) { + if (inst.branch.is_cbuf) { + throw NotImplementedException("Branch with constant buffer offset"); + } + const Predicate pred{inst.Pred()}; + if (pred == Predicate{false}) { + return false; + } + const bool has_flow_test{HasFlowTest(opcode)}; + const IR::FlowTest flow_test{has_flow_test ? inst.branch.flow_test.Value() : IR::FlowTest::T}; + if (pred != Predicate{true} || flow_test != IR::FlowTest::T) { + block.cond = IR::Condition(flow_test, static_cast(pred.index), pred.negated); + block.branch_false = AddLabel(block, block.stack, pc + 1, function_id); + } else { + block.cond = true; + } + return true; +} + +void CFG::AnalyzeBRA(Block& block, FunctionId function_id, Location pc, Instruction inst, + bool is_absolute) { + const Location bra_pc{is_absolute ? inst.branch.Absolute() : BranchOffset(pc, inst)}; + block.branch_true = AddLabel(block, block.stack, bra_pc, function_id); +} + +void CFG::AnalyzeBRX(Block&, Location, Instruction, bool is_absolute) { + throw NotImplementedException("{}", is_absolute ? "JMX" : "BRX"); +} + +void CFG::AnalyzeCAL(Location pc, Instruction inst, bool is_absolute) { + const Location cal_pc{is_absolute ? inst.branch.Absolute() : BranchOffset(pc, inst)}; + // Technically CAL pushes into PRET, but that's implicit in the function call for us + // Insert the function to the function list if it doesn't exist + const auto it{std::ranges::find(functions, cal_pc, &Function::entrypoint)}; + if (it == functions.end()) { + functions.emplace_back(cal_pc); + } +} + +CFG::AnalysisState CFG::AnalyzeEXIT(Block& block, FunctionId function_id, Location pc, + Instruction inst) { + const IR::FlowTest flow_test{inst.branch.flow_test}; + const Predicate pred{inst.Pred()}; + if (pred == Predicate{false} || flow_test == IR::FlowTest::F) { + // EXIT will never be taken + return AnalysisState::Continue; + } + if (pred != Predicate{true} || flow_test != IR::FlowTest::T) { + if (block.stack.Peek(Token::PEXIT).has_value()) { + throw NotImplementedException("Conditional EXIT with PEXIT token"); + } + const IR::Condition cond{flow_test, static_cast(pred.index), pred.negated}; + AnalyzeCondInst(block, function_id, pc, EndClass::Exit, cond); + return AnalysisState::Branch; + } + if (const std::optional exit_pc{block.stack.Peek(Token::PEXIT)}) { + const Stack popped_stack{block.stack.Remove(Token::PEXIT)}; + block.cond = true; + block.branch_true = AddLabel(block, popped_stack, *exit_pc, function_id); + block.branch_false = UNREACHABLE_BLOCK_ID; + return AnalysisState::Branch; + } + block.end = pc; + block.end_class = EndClass::Exit; + return AnalysisState::Branch; +} + +BlockId CFG::AddLabel(const Block& block, Stack stack, Location pc, FunctionId function_id) { + Function& function{functions[function_id]}; + if (block.begin == pc) { + return block.id; + } + const auto target{std::ranges::find(function.blocks_data, pc, &Block::begin)}; + if (target != function.blocks_data.end()) { + return target->id; + } + const BlockId block_id{++function.current_block_id}; + function.labels.push_back(Label{ + .address{pc}, + .block_id{block_id}, + .stack{std::move(stack)}, + }); + return block_id; +} + +std::string CFG::Dot() const { + int node_uid{0}; + + std::string dot{"digraph shader {\n"}; + for (const Function& function : functions) { + dot += fmt::format("\tsubgraph cluster_{} {{\n", function.entrypoint); + dot += fmt::format("\t\tnode [style=filled];\n"); + for (const u32 block_index : function.blocks) { + const Block& block{function.blocks_data[block_index]}; + const std::string name{Name(block)}; + const auto add_branch = [&](BlockId branch_id, bool add_label) { + const auto it{std::ranges::find(function.blocks_data, branch_id, &Block::id)}; + dot += fmt::format("\t\t{}->", name); + if (it == function.blocks_data.end()) { + dot += fmt::format("\"Unknown label {}\"", branch_id); + } else { + dot += Name(*it); + }; + if (add_label && block.cond != true && block.cond != false) { + dot += fmt::format(" [label=\"{}\"]", block.cond); + } + dot += '\n'; + }; + dot += fmt::format("\t\t{};\n", name); + switch (block.end_class) { + case EndClass::Branch: + if (block.cond != false) { + add_branch(block.branch_true, true); + } + if (block.cond != true) { + add_branch(block.branch_false, false); + } + break; + case EndClass::Exit: + dot += fmt::format("\t\t{}->N{};\n", name, node_uid); + dot += fmt::format("\t\tN{} [label=\"Exit\"][shape=square][style=stripped];\n", + node_uid); + ++node_uid; + break; + case EndClass::Return: + dot += fmt::format("\t\t{}->N{};\n", name, node_uid); + dot += fmt::format("\t\tN{} [label=\"Return\"][shape=square][style=stripped];\n", + node_uid); + ++node_uid; + break; + case EndClass::Unreachable: + dot += fmt::format("\t\t{}->N{};\n", name, node_uid); + dot += fmt::format( + "\t\tN{} [label=\"Unreachable\"][shape=square][style=stripped];\n", node_uid); + ++node_uid; + break; + } + } + if (function.entrypoint == 8) { + dot += fmt::format("\t\tlabel = \"main\";\n"); + } else { + dot += fmt::format("\t\tlabel = \"Function {}\";\n", function.entrypoint); + } + dot += "\t}\n"; + } + if (!functions.empty()) { + if (functions.front().blocks.empty()) { + dot += "Start;\n"; + } else { + dot += fmt::format("\tStart -> {};\n", Name(functions.front().blocks_data.front())); + } + dot += fmt::format("\tStart [shape=diamond];\n"); + } + dot += "}\n"; + return dot; +} + +} // namespace Shader::Maxwell::Flow diff --git a/src/shader_recompiler/frontend/maxwell/control_flow.h b/src/shader_recompiler/frontend/maxwell/control_flow.h new file mode 100644 index 000000000..b2ab0cdc3 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/control_flow.h @@ -0,0 +1,137 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include +#include +#include +#include +#include + +#include + +#include "shader_recompiler/environment.h" +#include "shader_recompiler/frontend/ir/condition.h" +#include "shader_recompiler/frontend/maxwell/instruction.h" +#include "shader_recompiler/frontend/maxwell/location.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" + +namespace Shader::Maxwell::Flow { + +using BlockId = u32; +using FunctionId = size_t; + +constexpr BlockId UNREACHABLE_BLOCK_ID{static_cast(-1)}; + +enum class EndClass { + Branch, + Exit, + Return, + Unreachable, +}; + +enum class Token { + SSY, + PBK, + PEXIT, + PRET, + PCNT, + PLONGJMP, +}; + +struct StackEntry { + auto operator<=>(const StackEntry&) const noexcept = default; + + Token token; + Location target; +}; + +class Stack { +public: + void Push(Token token, Location target); + [[nodiscard]] std::pair Pop(Token token) const; + [[nodiscard]] std::optional Peek(Token token) const; + [[nodiscard]] Stack Remove(Token token) const; + +private: + boost::container::small_vector entries; +}; + +struct Block { + [[nodiscard]] bool Contains(Location pc) const noexcept; + + Location begin; + Location end; + EndClass end_class; + BlockId id; + Stack stack; + IR::Condition cond; + BlockId branch_true; + BlockId branch_false; +}; + +struct Label { + Location address; + BlockId block_id; + Stack stack; +}; + +struct Function { + Function(Location start_address); + + Location entrypoint; + BlockId current_block_id{0}; + boost::container::small_vector labels; + boost::container::small_vector blocks; + boost::container::small_vector blocks_data; +}; + +class CFG { + enum class AnalysisState { + Branch, + Continue, + }; + +public: + explicit CFG(Environment& env, Location start_address); + + [[nodiscard]] std::string Dot() const; + + [[nodiscard]] std::span Functions() const noexcept { + return std::span(functions.data(), functions.size()); + } + +private: + void AnalyzeLabel(FunctionId function_id, Label& label); + + /// Inspect already visited blocks. + /// Return true when the block has already been visited + [[nodiscard]] bool InspectVisitedBlocks(FunctionId function_id, const Label& label); + + [[nodiscard]] AnalysisState AnalyzeInst(Block& block, FunctionId function_id, Location pc); + + void AnalyzeCondInst(Block& block, FunctionId function_id, Location pc, EndClass insn_end_class, + IR::Condition cond); + + /// Return true when the branch instruction is confirmed to be a branch + [[nodiscard]] bool AnalyzeBranch(Block& block, FunctionId function_id, Location pc, + Instruction inst, Opcode opcode); + + void AnalyzeBRA(Block& block, FunctionId function_id, Location pc, Instruction inst, + bool is_absolute); + void AnalyzeBRX(Block& block, Location pc, Instruction inst, bool is_absolute); + void AnalyzeCAL(Location pc, Instruction inst, bool is_absolute); + AnalysisState AnalyzeEXIT(Block& block, FunctionId function_id, Location pc, Instruction inst); + + /// Return the branch target block id + [[nodiscard]] BlockId AddLabel(const Block& block, Stack stack, Location pc, + FunctionId function_id); + + Environment& env; + boost::container::small_vector functions; + FunctionId current_function_id{0}; +}; + +} // namespace Shader::Maxwell::Flow diff --git a/src/shader_recompiler/frontend/maxwell/decode.cpp b/src/shader_recompiler/frontend/maxwell/decode.cpp new file mode 100644 index 000000000..ab1cc6c8d --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/decode.cpp @@ -0,0 +1,149 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include +#include +#include +#include + +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/decode.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" + +namespace Shader::Maxwell { +namespace { +struct MaskValue { + u64 mask; + u64 value; +}; + +constexpr MaskValue MaskValueFromEncoding(const char* encoding) { + u64 mask{}; + u64 value{}; + u64 bit{u64(1) << 63}; + while (*encoding) { + switch (*encoding) { + case '0': + mask |= bit; + break; + case '1': + mask |= bit; + value |= bit; + break; + case '-': + break; + case ' ': + break; + default: + throw LogicError("Invalid encoding character '{}'", *encoding); + } + ++encoding; + if (*encoding != ' ') { + bit >>= 1; + } + } + return MaskValue{.mask{mask}, .value{value}}; +} + +struct InstEncoding { + MaskValue mask_value; + Opcode opcode; +}; +constexpr std::array UNORDERED_ENCODINGS{ +#define INST(name, cute, encode) \ + InstEncoding{ \ + .mask_value{MaskValueFromEncoding(encode)}, \ + .opcode{Opcode::name}, \ + }, +#include "maxwell.inc" +#undef INST +}; + +constexpr auto SortedEncodings() { + std::array encodings{UNORDERED_ENCODINGS}; + std::ranges::sort(encodings, [](const InstEncoding& lhs, const InstEncoding& rhs) { + return std::popcount(lhs.mask_value.mask) > std::popcount(rhs.mask_value.mask); + }); + return encodings; +} +constexpr auto ENCODINGS{SortedEncodings()}; + +constexpr int WidestLeftBits() { + int bits{64}; + for (const InstEncoding& encoding : ENCODINGS) { + bits = std::min(bits, std::countr_zero(encoding.mask_value.mask)); + } + return 64 - bits; +} +constexpr int WIDEST_LEFT_BITS{WidestLeftBits()}; +constexpr int MASK_SHIFT{64 - WIDEST_LEFT_BITS}; + +constexpr size_t ToFastLookupIndex(u64 value) { + return static_cast(value >> MASK_SHIFT); +} + +constexpr size_t FastLookupSize() { + size_t max_width{}; + for (const InstEncoding& encoding : ENCODINGS) { + max_width = std::max(max_width, ToFastLookupIndex(encoding.mask_value.mask)); + } + return max_width + 1; +} +constexpr size_t FAST_LOOKUP_SIZE{FastLookupSize()}; + +struct InstInfo { + [[nodiscard]] u64 Mask() const noexcept { + return static_cast(high_mask) << MASK_SHIFT; + } + + [[nodiscard]] u64 Value() const noexcept { + return static_cast(high_value) << MASK_SHIFT; + } + + u16 high_mask; + u16 high_value; + Opcode opcode; +}; + +constexpr auto MakeFastLookupTableIndex(size_t index) { + std::array encodings{}; + size_t element{}; + for (const auto& encoding : ENCODINGS) { + const size_t mask{ToFastLookupIndex(encoding.mask_value.mask)}; + const size_t value{ToFastLookupIndex(encoding.mask_value.value)}; + if ((index & mask) == value) { + encodings.at(element) = InstInfo{ + .high_mask{static_cast(encoding.mask_value.mask >> MASK_SHIFT)}, + .high_value{static_cast(encoding.mask_value.value >> MASK_SHIFT)}, + .opcode{encoding.opcode}, + }; + ++element; + } + } + return encodings; +} + +/*constexpr*/ auto MakeFastLookupTable() { + auto encodings{std::make_unique, FAST_LOOKUP_SIZE>>()}; + for (size_t index = 0; index < FAST_LOOKUP_SIZE; ++index) { + (*encodings)[index] = MakeFastLookupTableIndex(index); + } + return encodings; +} +const auto FAST_LOOKUP_TABLE{MakeFastLookupTable()}; +} // Anonymous namespace + +Opcode Decode(u64 insn) { + const auto& table{(*FAST_LOOKUP_TABLE)[ToFastLookupIndex(insn)]}; + const auto it{std::ranges::find_if( + table, [insn](const InstInfo& info) { return (insn & info.Mask()) == info.Value(); })}; + if (it == table.end()) { + throw NotImplementedException("Instruction 0x{:016x} is unknown / unimplemented", insn); + } + return it->opcode; +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/decode.h b/src/shader_recompiler/frontend/maxwell/decode.h new file mode 100644 index 000000000..2a3dd28e8 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/decode.h @@ -0,0 +1,14 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "common/common_types.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" + +namespace Shader::Maxwell { + +[[nodiscard]] Opcode Decode(u64 insn); + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/instruction.h b/src/shader_recompiler/frontend/maxwell/instruction.h new file mode 100644 index 000000000..57fd531f2 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/instruction.h @@ -0,0 +1,62 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/frontend/ir/flow_test.h" + +namespace Shader::Maxwell { + +struct Predicate { + Predicate() = default; + Predicate(unsigned index_, bool negated_ = false) : index{index_}, negated{negated_} {} + Predicate(bool value) : index{7}, negated{!value} {} + Predicate(u64 raw) : index{static_cast(raw & 7)}, negated{(raw & 8) != 0} {} + + unsigned index; + bool negated; +}; + +inline bool operator==(const Predicate& lhs, const Predicate& rhs) noexcept { + return lhs.index == rhs.index && lhs.negated == rhs.negated; +} + +inline bool operator!=(const Predicate& lhs, const Predicate& rhs) noexcept { + return !(lhs == rhs); +} + +union Instruction { + Instruction(u64 raw_) : raw{raw_} {} + + u64 raw; + + union { + BitField<5, 1, u64> is_cbuf; + BitField<0, 5, IR::FlowTest> flow_test; + + [[nodiscard]] u32 Absolute() const noexcept { + return static_cast(absolute); + } + + [[nodiscard]] s32 Offset() const noexcept { + return static_cast(offset); + } + + private: + BitField<20, 24, s64> offset; + BitField<20, 32, u64> absolute; + } branch; + + [[nodiscard]] Predicate Pred() const noexcept { + return Predicate{pred}; + } + +private: + BitField<16, 4, u64> pred; +}; +static_assert(std::is_trivially_copyable_v); + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/location.h b/src/shader_recompiler/frontend/maxwell/location.h new file mode 100644 index 000000000..66b51a19e --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/location.h @@ -0,0 +1,106 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include +#include + +#include + +#include "common/common_types.h" +#include "shader_recompiler/exception.h" + +namespace Shader::Maxwell { + +class Location { + static constexpr u32 VIRTUAL_OFFSET{std::numeric_limits::max()}; + +public: + constexpr Location() = default; + + constexpr Location(u32 initial_offset) : offset{initial_offset} { + if (initial_offset % 8 != 0) { + throw InvalidArgument("initial_offset={} is not a multiple of 8", initial_offset); + } + Align(); + } + + [[nodiscard]] constexpr u32 Offset() const noexcept { + return offset; + } + + [[nodiscard]] constexpr bool IsVirtual() const { + return offset == VIRTUAL_OFFSET; + } + + constexpr auto operator<=>(const Location&) const noexcept = default; + + constexpr Location operator++() noexcept { + const Location copy{*this}; + Step(); + return copy; + } + + constexpr Location operator++(int) noexcept { + Step(); + return *this; + } + + constexpr Location operator--() noexcept { + const Location copy{*this}; + Back(); + return copy; + } + + constexpr Location operator--(int) noexcept { + Back(); + return *this; + } + + constexpr Location operator+(int number) const { + Location new_pc{*this}; + while (number > 0) { + --number; + ++new_pc; + } + while (number < 0) { + ++number; + --new_pc; + } + return new_pc; + } + + constexpr Location operator-(int number) const { + return operator+(-number); + } + +private: + constexpr void Align() { + offset += offset % 32 == 0 ? 8 : 0; + } + + constexpr void Step() { + offset += 8 + (offset % 32 == 24 ? 8 : 0); + } + + constexpr void Back() { + offset -= 8 + (offset % 32 == 8 ? 8 : 0); + } + + u32 offset{VIRTUAL_OFFSET}; +}; + +} // namespace Shader::Maxwell + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::Maxwell::Location& location, FormatContext& ctx) { + return fmt::format_to(ctx.out(), "{:04x}", location.Offset()); + } +}; diff --git a/src/shader_recompiler/frontend/maxwell/maxwell.inc b/src/shader_recompiler/frontend/maxwell/maxwell.inc new file mode 100644 index 000000000..1515285bf --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/maxwell.inc @@ -0,0 +1,285 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +INST(AL2P, "AL2P", "1110 1111 1010 0---") +INST(ALD, "ALD", "1110 1111 1101 1---") +INST(AST, "AST", "1110 1111 1111 0---") +INST(ATOM_cas, "ATOM (cas)", "1110 1110 1111 ----") +INST(ATOM, "ATOM", "1110 1101 ---- ----") +INST(ATOMS_cas, "ATOMS (cas)", "1110 1110 ---- ----") +INST(ATOMS, "ATOMS", "1110 1100 ---- ----") +INST(B2R, "B2R", "1111 0000 1011 1---") +INST(BAR, "BAR", "1111 0000 1010 1---") +INST(BFE_reg, "BFE (reg)", "0101 1100 0000 0---") +INST(BFE_cbuf, "BFE (cbuf)", "0100 1100 0000 0---") +INST(BFE_imm, "BFE (imm)", "0011 100- 0000 0---") +INST(BFI_reg, "BFI (reg)", "0101 1011 1111 0---") +INST(BFI_rc, "BFI (rc)", "0101 0011 1111 0---") +INST(BFI_cr, "BFI (cr)", "0100 1011 1111 0---") +INST(BFI_imm, "BFI (imm)", "0011 011- 1111 0---") +INST(BPT, "BPT", "1110 0011 1010 ----") +INST(BRA, "BRA", "1110 0010 0100 ----") +INST(BRK, "BRK", "1110 0011 0100 ----") +INST(BRX, "BRX", "1110 0010 0101 ----") +INST(CAL, "CAL", "1110 0010 0110 ----") +INST(CCTL, "CCTL", "1110 1111 011- ----") +INST(CCTLL, "CCTLL", "1110 1111 100- ----") +INST(CONT, "CONT", "1110 0011 0101 ----") +INST(CS2R, "CS2R", "0101 0000 1100 1---") +INST(CSET, "CSET", "0101 0000 1001 1---") +INST(CSETP, "CSETP", "0101 0000 1010 0---") +INST(DADD_reg, "DADD (reg)", "0101 1100 0111 0---") +INST(DADD_cbuf, "DADD (cbuf)", "0100 1100 0111 0---") +INST(DADD_imm, "DADD (imm)", "0011 100- 0111 0---") +INST(DEPBAR, "DEPBAR", "1111 0000 1111 0---") +INST(DFMA_reg, "DFMA (reg)", "0101 1011 0111 ----") +INST(DFMA_rc, "DFMA (rc)", "0101 0011 0111 ----") +INST(DFMA_cr, "DFMA (cr)", "0010 1011 0111 ----") +INST(DFMA_imm, "DFMA (imm)", "0011 011- 0111 ----") +INST(DMNMX_reg, "DMNMX (reg)", "0100 1100 0101 0---") +INST(DMNMX_cbuf, "DMNMX (cbuf)", "0101 1100 0101 0---") +INST(DMNMX_imm, "DMNMX (imm)", "0011 100- 0101 0---") +INST(DMUL_reg, "DMUL (reg)", "0101 1100 1000 0---") +INST(DMUL_cbuf, "DMUL (cbuf)", "0100 1100 1000 0---") +INST(DMUL_imm, "DMUL (imm)", "0011 100- 1000 0---") +INST(DSET_reg, "DSET (reg)", "0101 1001 0--- ----") +INST(DSET_cbuf, "DSET (cbuf)", "0100 1001 0--- ----") +INST(DSET_imm, "DSET (imm)", "0011 001- 0--- ----") +INST(DSETP_reg, "DSETP (reg)", "0101 1011 1000 ----") +INST(DSETP_cbuf, "DSETP (cbuf)", "0100 1011 1000 ----") +INST(DSETP_imm, "DSETP (imm)", "0011 011- 1000 ----") +INST(EXIT, "EXIT", "1110 0011 0000 ----") +INST(F2F_reg, "F2F (reg)", "0101 1100 1010 1---") +INST(F2F_cbuf, "F2F (cbuf)", "0100 1100 1010 1---") +INST(F2F_imm, "F2F (imm)", "0011 100- 1010 1---") +INST(F2I_reg, "F2I (reg)", "0101 1100 1011 0---") +INST(F2I_cbuf, "F2I (cbuf)", "0100 1100 1011 0---") +INST(F2I_imm, "F2I (imm)", "0011 100- 1011 0---") +INST(FADD_reg, "FADD (reg)", "0101 1100 0101 1---") +INST(FADD_cbuf, "FADD (cbuf)", "0100 1100 0101 1---") +INST(FADD_imm, "FADD (imm)", "0011 100- 0101 1---") +INST(FADD32I, "FADD32I", "0000 10-- ---- ----") +INST(FCHK_reg, "FCHK (reg)", "0101 1100 1000 1---") +INST(FCHK_cbuf, "FCHK (cbuf)", "0100 1100 1000 1---") +INST(FCHK_imm, "FCHK (imm)", "0011 100- 1000 1---") +INST(FCMP_reg, "FCMP (reg)", "0101 1011 1010 ----") +INST(FCMP_rc, "FCMP (rc)", "0101 0011 1010 ----") +INST(FCMP_cr, "FCMP (cr)", "0100 1011 1010 ----") +INST(FCMP_imm, "FCMP (imm)", "0011 011- 1010 ----") +INST(FFMA_reg, "FFMA (reg)", "0101 1001 1--- ----") +INST(FFMA_rc, "FFMA (rc)", "0101 0001 1--- ----") +INST(FFMA_cr, "FFMA (cr)", "0100 1001 1--- ----") +INST(FFMA_imm, "FFMA (imm)", "0011 001- 1--- ----") +INST(FFMA32I, "FFMA32I", "0000 11-- ---- ----") +INST(FLO_reg, "FLO (reg)", "0101 1100 0011 0---") +INST(FLO_cbuf, "FLO (cbuf)", "0100 1100 0011 0---") +INST(FLO_imm, "FLO (imm)", "0011 100- 0011 0---") +INST(FMNMX_reg, "FMNMX (reg)", "0101 1100 0110 0---") +INST(FMNMX_cbuf, "FMNMX (cbuf)", "0100 1100 0110 0---") +INST(FMNMX_imm, "FMNMX (imm)", "0011 100- 0110 0---") +INST(FMUL_reg, "FMUL (reg)", "0101 1100 0110 1---") +INST(FMUL_cbuf, "FMUL (cbuf)", "0100 1100 0110 1---") +INST(FMUL_imm, "FMUL (imm)", "0011 100- 0110 1---") +INST(FMUL32I, "FMUL32I", "0001 1110 ---- ----") +INST(FSET_reg, "FSET (reg)", "0101 1000 ---- ----") +INST(FSET_cbuf, "FSET (cbuf)", "0100 1000 ---- ----") +INST(FSET_imm, "FSET (imm)", "0011 000- ---- ----") +INST(FSETP_reg, "FSETP (reg)", "0101 1011 1011 ----") +INST(FSETP_cbuf, "FSETP (cbuf)", "0100 1011 1011 ----") +INST(FSETP_imm, "FSETP (imm)", "0011 011- 1011 ----") +INST(FSWZADD, "FSWZADD", "0101 0000 1111 1---") +INST(GETCRSPTR, "GETCRSPTR", "1110 0010 1100 ----") +INST(GETLMEMBASE, "GETLMEMBASE", "1110 0010 1101 ----") +INST(HADD2_reg, "HADD2 (reg)", "0101 1101 0001 0---") +INST(HADD2_cbuf, "HADD2 (cbuf)", "0111 101- 1--- ----") +INST(HADD2_imm, "HADD2 (imm)", "0111 101- 0--- ----") +INST(HADD2_32I, "HADD2_32I", "0010 110- ---- ----") +INST(HFMA2_reg, "HFMA2 (reg)", "0101 1101 0000 0---") +INST(HFMA2_rc, "HFMA2 (rc)", "0110 0--- 1--- ----") +INST(HFMA2_cr, "HFMA2 (cr)", "0111 0--- 1--- ----") +INST(HFMA2_imm, "HFMA2 (imm)", "0111 0--- 0--- ----") +INST(HFMA2_32I, "HFMA2_32I", "0010 100- ---- ----") +INST(HMUL2_reg, "HMUL2 (reg)", "0101 1101 0000 1---") +INST(HMUL2_cbuf, "HMUL2 (cbuf)", "0111 100- 1--- ----") +INST(HMUL2_imm, "HMUL2 (imm)", "0111 100- 0--- ----") +INST(HMUL2_32I, "HMUL2_32I", "0010 101- ---- ----") +INST(HSET2_reg, "HSET2 (reg)", "0101 1101 0001 1---") +INST(HSET2_cbuf, "HSET2 (cbuf)", "0111 1100 1--- ----") +INST(HSET2_imm, "HSET2 (imm)", "0111 1100 0--- ----") +INST(HSETP2_reg, "HSETP2 (reg)", "0101 1101 0010 0---") +INST(HSETP2_cbuf, "HSETP2 (cbuf)", "0111 111- 1--- ----") +INST(HSETP2_imm, "HSETP2 (imm)", "0111 111- 0--- ----") +INST(I2F_reg, "I2F (reg)", "0101 1100 1011 1---") +INST(I2F_cbuf, "I2F (cbuf)", "0100 1100 1011 1---") +INST(I2F_imm, "I2F (imm)", "0011 100- 1011 1---") +INST(I2I_reg, "I2I (reg)", "0101 1100 1110 0---") +INST(I2I_cbuf, "I2I (cbuf)", "0100 1100 1110 0---") +INST(I2I_imm, "I2I (imm)", "0011 100- 1110 0---") +INST(IADD_reg, "IADD (reg)", "0101 1100 0001 0---") +INST(IADD_cbuf, "IADD (cbuf)", "0100 1100 0001 0---") +INST(IADD_imm, "IADD (imm)", "0011 100- 0001 0---") +INST(IADD3_reg, "IADD3 (reg)", "0101 1100 1100 ----") +INST(IADD3_cbuf, "IADD3 (cbuf)", "0100 1100 1100 ----") +INST(IADD3_imm, "IADD3 (imm)", "0011 100- 1100 ----") +INST(IADD32I, "IADD32I", "0001 110- ---- ----") +INST(ICMP_reg, "ICMP (reg)", "0101 1011 0100 ----") +INST(ICMP_rc, "ICMP (rc)", "0101 0011 0100 ----") +INST(ICMP_cr, "ICMP (cr)", "0100 1011 0100 ----") +INST(ICMP_imm, "ICMP (imm)", "0011 011- 0100 ----") +INST(IDE, "IDE", "1110 0011 1001 ----") +INST(IDP_reg, "IDP (reg)", "0101 0011 1111 1---") +INST(IDP_imm, "IDP (imm)", "0101 0011 1101 1---") +INST(IMAD_reg, "IMAD (reg)", "0101 1010 0--- ----") +INST(IMAD_rc, "IMAD (rc)", "0101 0010 0--- ----") +INST(IMAD_cr, "IMAD (cr)", "0100 1010 0--- ----") +INST(IMAD_imm, "IMAD (imm)", "0011 010- 0--- ----") +INST(IMAD32I, "IMAD32I", "1000 00-- ---- ----") +INST(IMADSP_reg, "IMADSP (reg)", "0101 1010 1--- ----") +INST(IMADSP_rc, "IMADSP (rc)", "0101 0010 1--- ----") +INST(IMADSP_cr, "IMADSP (cr)", "0100 1010 1--- ----") +INST(IMADSP_imm, "IMADSP (imm)", "0011 010- 1--- ----") +INST(IMNMX_reg, "IMNMX (reg)", "0101 1100 0010 0---") +INST(IMNMX_cbuf, "IMNMX (cbuf)", "0100 1100 0010 0---") +INST(IMNMX_imm, "IMNMX (imm)", "0011 100- 0010 0---") +INST(IMUL_reg, "IMUL (reg)", "0101 1100 0011 1---") +INST(IMUL_cbuf, "IMUL (cbuf)", "0100 1100 0011 1---") +INST(IMUL_imm, "IMUL (imm)", "0011 100- 0011 1---") +INST(IMUL32I, "IMUL32I", "0001 1111 ---- ----") +INST(IPA, "IPA", "1110 0000 ---- ----") +INST(ISBERD, "ISBERD", "1110 1111 1101 0---") +INST(ISCADD_reg, "ISCADD (reg)", "0101 1100 0001 1---") +INST(ISCADD_cbuf, "ISCADD (cbuf)", "0100 1100 0001 1---") +INST(ISCADD_imm, "ISCADD (imm)", "0011 100- 0001 1---") +INST(ISCADD32I, "ISCADD32I", "0001 01-- ---- ----") +INST(ISET_reg, "ISET (reg)", "0101 1011 0101 ----") +INST(ISET_cbuf, "ISET (cbuf)", "0100 1011 0101 ----") +INST(ISET_imm, "ISET (imm)", "0011 011- 0101 ----") +INST(ISETP_reg, "ISETP (reg)", "0101 1011 0110 ----") +INST(ISETP_cbuf, "ISETP (cbuf)", "0100 1011 0110 ----") +INST(ISETP_imm, "ISETP (imm)", "0011 011- 0110 ----") +INST(JCAL, "JCAL", "1110 0010 0010 ----") +INST(JMP, "JMP", "1110 0010 0001 ----") +INST(JMX, "JMX", "1110 0010 0000 ----") +INST(KIL, "KIL", "1110 0011 0011 ----") +INST(LD, "LD", "100- ---- ---- ----") +INST(LDC, "LDC", "1110 1111 1001 0---") +INST(LDG, "LDG", "1110 1110 1101 0---") +INST(LDL, "LDL", "1110 1111 0100 0---") +INST(LDS, "LDS", "1110 1111 0100 1---") +INST(LEA_hi_reg, "LEA (hi reg)", "0101 1011 1101 1---") +INST(LEA_hi_cbuf, "LEA (hi cbuf)", "0001 10-- ---- ----") +INST(LEA_lo_reg, "LEA (lo reg)", "0101 1011 1101 0---") +INST(LEA_lo_cbuf, "LEA (lo cbuf)", "0100 1011 1101 ----") +INST(LEA_lo_imm, "LEA (lo imm)", "0011 011- 1101 0---") +INST(LEPC, "LEPC", "0101 0000 1101 0---") +INST(LONGJMP, "LONGJMP", "1110 0011 0001 ----") +INST(LOP_reg, "LOP (reg)", "0101 1100 0100 0---") +INST(LOP_cbuf, "LOP (cbuf)", "0100 1100 0100 0---") +INST(LOP_imm, "LOP (imm)", "0011 100- 0100 0---") +INST(LOP3_reg, "LOP3 (reg)", "0101 1011 1110 0---") +INST(LOP3_cbuf, "LOP3 (cbuf)", "0011 11-- ---- ----") +INST(LOP3_imm, "LOP3 (imm)", "0000 001- ---- ----") +INST(LOP32I, "LOP32I", "0000 01-- ---- ----") +INST(MEMBAR, "MEMBAR", "1110 1111 1001 1---") +INST(MOV_reg, "MOV (reg)", "0101 1100 1001 1---") +INST(MOV_cbuf, "MOV (cbuf)", "0100 1100 1001 1---") +INST(MOV_imm, "MOV (imm)", "0011 100- 1001 1---") +INST(MOV32I, "MOV32I", "0000 0001 0000 ----") +INST(MUFU, "MUFU", "0101 0000 1000 0---") +INST(NOP, "NOP", "0101 0000 1011 0---") +INST(OUT_reg, "OUT (reg)", "1111 1011 1110 0---") +INST(OUT_cbuf, "OUT (cbuf)", "1110 1011 1110 0---") +INST(OUT_imm, "OUT (imm)", "1111 011- 1110 0---") +INST(P2R_reg, "P2R (reg)", "0101 1100 1110 1---") +INST(P2R_cbuf, "P2R (cbuf)", "0100 1100 1110 1---") +INST(P2R_imm, "P2R (imm)", "0011 1000 1110 1---") +INST(PBK, "PBK", "1110 0010 1010 ----") +INST(PCNT, "PCNT", "1110 0010 1011 ----") +INST(PEXIT, "PEXIT", "1110 0010 0011 ----") +INST(PIXLD, "PIXLD", "1110 1111 1110 1---") +INST(PLONGJMP, "PLONGJMP", "1110 0010 1000 ----") +INST(POPC_reg, "POPC (reg)", "0101 1100 0000 1---") +INST(POPC_cbuf, "POPC (cbuf)", "0100 1100 0000 1---") +INST(POPC_imm, "POPC (imm)", "0011 100- 0000 1---") +INST(PRET, "PRET", "1110 0010 0111 ----") +INST(PRMT_reg, "PRMT (reg)", "0101 1011 1100 ----") +INST(PRMT_rc, "PRMT (rc)", "0101 0011 1100 ----") +INST(PRMT_cr, "PRMT (cr)", "0100 1011 1100 ----") +INST(PRMT_imm, "PRMT (imm)", "0011 011- 1100 ----") +INST(PSET, "PSET", "0101 0000 1000 1---") +INST(PSETP, "PSETP", "0101 0000 1001 0---") +INST(R2B, "R2B", "1111 0000 1100 0---") +INST(R2P_reg, "R2P (reg)", "0101 1100 1111 0---") +INST(R2P_cbuf, "R2P (cbuf)", "0100 1100 1111 0---") +INST(R2P_imm, "R2P (imm)", "0011 100- 1111 0---") +INST(RAM, "RAM", "1110 0011 1000 ----") +INST(RED, "RED", "1110 1011 1111 1---") +INST(RET, "RET", "1110 0011 0010 ----") +INST(RRO_reg, "RRO (reg)", "0101 1100 1001 0---") +INST(RRO_cbuf, "RRO (cbuf)", "0100 1100 1001 0---") +INST(RRO_imm, "RRO (imm)", "0011 100- 1001 0---") +INST(RTT, "RTT", "1110 0011 0110 ----") +INST(S2R, "S2R", "1111 0000 1100 1---") +INST(SAM, "SAM", "1110 0011 0111 ----") +INST(SEL_reg, "SEL (reg)", "0101 1100 1010 0---") +INST(SEL_cbuf, "SEL (cbuf)", "0100 1100 1010 0---") +INST(SEL_imm, "SEL (imm)", "0011 100- 1010 0---") +INST(SETCRSPTR, "SETCRSPTR", "1110 0010 1110 ----") +INST(SETLMEMBASE, "SETLMEMBASE", "1110 0010 1111 ----") +INST(SHF_l_reg, "SHF (l reg)", "0101 1011 1111 1---") +INST(SHF_l_imm, "SHF (l imm)", "0011 011- 1111 1---") +INST(SHF_r_reg, "SHF (r reg)", "0101 1100 1111 1---") +INST(SHF_r_imm, "SHF (r imm)", "0011 100- 1111 1---") +INST(SHFL, "SHFL", "1110 1111 0001 0---") +INST(SHL_reg, "SHL (reg)", "0101 1100 0100 1---") +INST(SHL_cbuf, "SHL (cbuf)", "0100 1100 0100 1---") +INST(SHL_imm, "SHL (imm)", "0011 100- 0100 1---") +INST(SHR_reg, "SHR (reg)", "0101 1100 0010 1---") +INST(SHR_cbuf, "SHR (cbuf)", "0100 1100 0010 1---") +INST(SHR_imm, "SHR (imm)", "0011 100- 0010 1---") +INST(SSY, "SSY", "1110 0010 1001 ----") +INST(ST, "ST", "101- ---- ---- ----") +INST(STG, "STG", "1110 1110 1101 1---") +INST(STL, "STL", "1110 1111 0101 0---") +INST(STP, "STP", "1110 1110 1010 0---") +INST(STS, "STS", "1110 1111 0101 1---") +INST(SUATOM_cas, "SUATOM", "1110 1010 ---- ----") +INST(SULD, "SULD", "1110 1011 000- ----") +INST(SURED, "SURED", "1110 1011 010- ----") +INST(SUST, "SUST", "1110 1011 001- ----") +INST(SYNC, "SYNC", "1111 0000 1111 1---") +INST(TEX, "TEX", "1100 00-- --11 1---") +INST(TEX_b, "TEX (b)", "1101 1110 1011 1---") +INST(TEXS, "TEXS", "1101 -00- ---- ----") +INST(TLD, "TLD", "1101 1100 --11 1---") +INST(TLD_b, "TLD (b)", "1101 1101 --11 1---") +INST(TLD4, "TLD4", "1100 10-- --11 1---") +INST(TLD4_b, "TLD4 (b)", "1101 1110 1111 1---") +INST(TLD4S, "TLD4S", "1101 1111 -0-- ----") +INST(TLDS, "TLDS", "1101 -01- ---- ----") +INST(TMML, "TMML", "1101 1111 0101 1---") +INST(TMML_b, "TMML (b)", "1101 1111 0110 0---") +INST(TXA, "TXA", "1101 1111 0100 0---") +INST(TXD, "TXD", "1101 1110 0011 10--") +INST(TXD_b, "TXD (b)", "1101 1110 0111 10--") +INST(TXQ, "TXQ", "1101 1111 0100 1---") +INST(TXQ_b, "TXQ (b)", "1101 1111 0101 0---") +INST(VABSDIFF, "VABSDIFF", "0101 0100 ---- ----") +INST(VABSDIFF4, "VABSDIFF4", "0101 0000 0--- ----") +INST(VADD, "VADD", "0010 00-- ---- ----") +INST(VMAD, "VMAD", "0101 1111 ---- ----") +INST(VMNMX, "VMNMX", "0011 101- ---- ----") +INST(VOTE, "VOTE", "0101 0000 1101 1---") +INST(VOTE_vtg, "VOTE (vtg)", "0101 0000 1110 0---") +INST(VSET, "VSET", "0100 000- ---- ----") +INST(VSETP, "VSETP", "0101 0000 1111 0---") +INST(VSHL, "VSHL", "0101 0111 ---- ----") +INST(VSHR, "VSHR", "0101 0110 ---- ----") +INST(XMAD_reg, "XMAD (reg)", "0101 1011 00-- ----") +INST(XMAD_rc, "XMAD (rc)", "0101 0001 0--- ----") +INST(XMAD_cr, "XMAD (cr)", "0100 111- ---- ----") +INST(XMAD_imm, "XMAD (imm)", "0011 011- 00-- ----") + +// Removed due to its weird formatting making fast tables larger +// INST(CCTLT, "CCTLT", "1110 1011 1111 0--0") diff --git a/src/shader_recompiler/frontend/maxwell/opcode.cpp b/src/shader_recompiler/frontend/maxwell/opcode.cpp new file mode 100644 index 000000000..8a7bdb611 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/opcode.cpp @@ -0,0 +1,26 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" + +namespace Shader::Maxwell { +namespace { +constexpr std::array NAME_TABLE{ +#define INST(name, cute, encode) #cute, +#include "maxwell.inc" +#undef INST +}; +} // Anonymous namespace + +const char* NameOf(Opcode opcode) { + if (static_cast(opcode) >= NAME_TABLE.size()) { + throw InvalidArgument("Invalid opcode with raw value {}", static_cast(opcode)); + } + return NAME_TABLE[static_cast(opcode)]; +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/opcode.h b/src/shader_recompiler/frontend/maxwell/opcode.h new file mode 100644 index 000000000..cd574f29d --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/opcode.h @@ -0,0 +1,30 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +namespace Shader::Maxwell { + +enum class Opcode { +#define INST(name, cute, encode) name, +#include "maxwell.inc" +#undef INST +}; + +const char* NameOf(Opcode opcode); + +} // namespace Shader::Maxwell + +template <> +struct fmt::formatter { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template + auto format(const Shader::Maxwell::Opcode& opcode, FormatContext& ctx) { + return format_to(ctx.out(), "{}", NameOf(opcode)); + } +}; diff --git a/src/shader_recompiler/frontend/maxwell/program.cpp b/src/shader_recompiler/frontend/maxwell/program.cpp new file mode 100644 index 000000000..67a98ba57 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/program.cpp @@ -0,0 +1,69 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include + +#include "shader_recompiler/frontend/maxwell/program.h" +#include "shader_recompiler/frontend/maxwell/termination_code.h" +#include "shader_recompiler/frontend/maxwell/translate/translate.h" + +namespace Shader::Maxwell { + +Program::Function::~Function() { + std::ranges::for_each(blocks, &std::destroy_at); +} + +Program::Program(Environment& env, const Flow::CFG& cfg) { + std::vector block_map; + functions.reserve(cfg.Functions().size()); + + for (const Flow::Function& cfg_function : cfg.Functions()) { + Function& function{functions.emplace_back()}; + + const size_t num_blocks{cfg_function.blocks.size()}; + IR::Block* block_memory{block_alloc_pool.allocate(num_blocks)}; + function.blocks.reserve(num_blocks); + + block_map.resize(cfg_function.blocks_data.size()); + + // Visit the instructions of all blocks + for (const Flow::BlockId block_id : cfg_function.blocks) { + const Flow::Block& flow_block{cfg_function.blocks_data[block_id]}; + + IR::Block* const block{std::construct_at(block_memory, Translate(env, flow_block))}; + ++block_memory; + function.blocks.push_back(block); + block_map[flow_block.id] = block; + } + // Now that all blocks are defined, emit the termination instructions + for (const Flow::BlockId block_id : cfg_function.blocks) { + const Flow::Block& flow_block{cfg_function.blocks_data[block_id]}; + EmitTerminationCode(flow_block, block_map); + } + } +} + +std::string DumpProgram(const Program& program) { + size_t index{0}; + std::map inst_to_index; + std::map block_to_index; + + for (const Program::Function& function : program.functions) { + for (const IR::Block* const block : function.blocks) { + block_to_index.emplace(block, index); + ++index; + } + } + std::string ret; + for (const Program::Function& function : program.functions) { + ret += fmt::format("Function\n"); + for (const IR::Block* const block : function.blocks) { + ret += IR::DumpBlock(*block, block_to_index, inst_to_index, index) + '\n'; + } + } + return ret; +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/program.h b/src/shader_recompiler/frontend/maxwell/program.h new file mode 100644 index 000000000..7814b2c01 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/program.h @@ -0,0 +1,39 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include +#include + +#include + +#include "shader_recompiler/environment.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/maxwell/control_flow.h" + +namespace Shader::Maxwell { + +class Program { + friend std::string DumpProgram(const Program& program); + +public: + explicit Program(Environment& env, const Flow::CFG& cfg); + +private: + struct Function { + ~Function(); + + std::vector blocks; + }; + + boost::pool_allocator + block_alloc_pool; + std::vector functions; +}; + +[[nodiscard]] std::string DumpProgram(const Program& program); + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/termination_code.cpp b/src/shader_recompiler/frontend/maxwell/termination_code.cpp new file mode 100644 index 000000000..a4ea5c5e3 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/termination_code.cpp @@ -0,0 +1,79 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/ir_emitter.h" +#include "shader_recompiler/frontend/maxwell/control_flow.h" +#include "shader_recompiler/frontend/maxwell/termination_code.h" + +namespace Shader::Maxwell { + +static void EmitExit(IR::IREmitter& ir) { + ir.Exit(); +} + +static IR::U1 GetFlowTest(IR::FlowTest flow_test, IR::IREmitter& ir) { + switch (flow_test) { + case IR::FlowTest::T: + return ir.Imm1(true); + case IR::FlowTest::F: + return ir.Imm1(false); + case IR::FlowTest::NE: + // FIXME: Verify this + return ir.LogicalNot(ir.GetZFlag()); + case IR::FlowTest::NaN: + // FIXME: Verify this + return ir.LogicalAnd(ir.GetSFlag(), ir.GetZFlag()); + default: + throw NotImplementedException("Flow test {}", flow_test); + } +} + +static IR::U1 GetCond(IR::Condition cond, IR::IREmitter& ir) { + const IR::FlowTest flow_test{cond.FlowTest()}; + const auto [pred, pred_negated]{cond.Pred()}; + if (pred == IR::Pred::PT && !pred_negated) { + return GetFlowTest(flow_test, ir); + } + if (flow_test == IR::FlowTest::T) { + return ir.GetPred(pred, pred_negated); + } + return ir.LogicalAnd(ir.GetPred(pred, pred_negated), GetFlowTest(flow_test, ir)); +} + +static void EmitBranch(const Flow::Block& flow_block, std::span block_map, + IR::IREmitter& ir) { + if (flow_block.cond == true) { + return ir.Branch(block_map[flow_block.branch_true]); + } + if (flow_block.cond == false) { + return ir.Branch(block_map[flow_block.branch_false]); + } + return ir.BranchConditional(GetCond(flow_block.cond, ir), block_map[flow_block.branch_true], + block_map[flow_block.branch_false]); +} + +void EmitTerminationCode(const Flow::Block& flow_block, std::span block_map) { + IR::Block* const block{block_map[flow_block.id]}; + IR::IREmitter ir(*block); + switch (flow_block.end_class) { + case Flow::EndClass::Branch: + EmitBranch(flow_block, block_map, ir); + break; + case Flow::EndClass::Exit: + EmitExit(ir); + break; + case Flow::EndClass::Return: + ir.Return(); + break; + case Flow::EndClass::Unreachable: + ir.Unreachable(); + break; + } +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/termination_code.h b/src/shader_recompiler/frontend/maxwell/termination_code.h new file mode 100644 index 000000000..b0d667942 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/termination_code.h @@ -0,0 +1,16 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/maxwell/control_flow.h" + +namespace Shader::Maxwell { + +void EmitTerminationCode(const Flow::Block& flow_block, std::span block_map); + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/exit.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/exit.cpp new file mode 100644 index 000000000..e98bbd0d1 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/exit.cpp @@ -0,0 +1,15 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { + +void TranslatorVisitor::EXIT(u64) { + ir.Exit(); +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp new file mode 100644 index 000000000..c4288d9a8 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp @@ -0,0 +1,133 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +namespace { +enum class DestFormat : u64 { + Invalid, + I16, + I32, + I64, +}; +enum class SrcFormat : u64 { + Invalid, + F16, + F32, + F64, +}; +enum class Rounding : u64 { + Round, + Floor, + Ceil, + Trunc, +}; + +union F2I { + u64 raw; + BitField<0, 8, IR::Reg> dest_reg; + BitField<8, 2, DestFormat> dest_format; + BitField<10, 2, SrcFormat> src_format; + BitField<12, 1, u64> is_signed; + BitField<39, 1, Rounding> rounding; + BitField<49, 1, u64> half; + BitField<44, 1, u64> ftz; + BitField<45, 1, u64> abs; + BitField<47, 1, u64> cc; + BitField<49, 1, u64> neg; +}; + +size_t BitSize(DestFormat dest_format) { + switch (dest_format) { + case DestFormat::I16: + return 16; + case DestFormat::I32: + return 32; + case DestFormat::I64: + return 64; + default: + throw NotImplementedException("Invalid destination format {}", dest_format); + } +} + +void TranslateF2I(TranslatorVisitor& v, u64 insn, const IR::U16U32U64& op_a) { + // F2I is used to convert from a floating point value to an integer + const F2I f2i{insn}; + + const IR::U16U32U64 float_value{v.ir.FPAbsNeg(op_a, f2i.abs != 0, f2i.neg != 0)}; + const IR::U16U32U64 rounded_value{[&] { + switch (f2i.rounding) { + case Rounding::Round: + return v.ir.FPRoundEven(float_value); + case Rounding::Floor: + return v.ir.FPFloor(float_value); + case Rounding::Ceil: + return v.ir.FPCeil(float_value); + case Rounding::Trunc: + return v.ir.FPTrunc(float_value); + default: + throw NotImplementedException("Invalid F2I rounding {}", f2i.rounding.Value()); + } + }()}; + + // TODO: Handle out of bounds conversions. + // For example converting F32 65537.0 to U16, the expected value is 0xffff, + + const bool is_signed{f2i.is_signed != 0}; + const size_t bitsize{BitSize(f2i.dest_format)}; + const IR::U16U32U64 result{v.ir.ConvertFToI(bitsize, is_signed, rounded_value)}; + + v.X(f2i.dest_reg, result); + + if (f2i.cc != 0) { + v.SetZFlag(v.ir.GetZeroFromOp(result)); + if (is_signed) { + v.SetSFlag(v.ir.GetSignFromOp(result)); + } else { + v.ResetSFlag(); + } + v.ResetCFlag(); + + // TODO: Investigate if out of bound conversions sets the overflow flag + v.ResetOFlag(); + } +} +} // Anonymous namespace + +void TranslatorVisitor::F2I_reg(u64 insn) { + union { + F2I base; + BitField<20, 8, IR::Reg> src_reg; + } const f2i{insn}; + + const IR::U16U32U64 op_a{[&]() -> IR::U16U32U64 { + switch (f2i.base.src_format) { + case SrcFormat::F16: + return ir.CompositeExtract(ir.UnpackFloat2x16(X(f2i.src_reg)), f2i.base.half); + case SrcFormat::F32: + return X(f2i.src_reg); + case SrcFormat::F64: + return ir.PackDouble2x32(ir.CompositeConstruct(X(f2i.src_reg), X(f2i.src_reg + 1))); + default: + throw NotImplementedException("Invalid F2I source format {}", + f2i.base.src_format.Value()); + } + }()}; + + TranslateF2I(*this, insn, op_a); +} + +void TranslatorVisitor::F2I_cbuf(u64) { + throw NotImplementedException("{}", Opcode::F2I_cbuf); +} + +void TranslatorVisitor::F2I_imm(u64) { + throw NotImplementedException("{}", Opcode::F2I_imm); +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multi_function.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multi_function.cpp new file mode 100644 index 000000000..e2ab0dab2 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multi_function.cpp @@ -0,0 +1,71 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +namespace { +enum class Operation { + Cos = 0, + Sin = 1, + Ex2 = 2, // Base 2 exponent + Lg2 = 3, // Base 2 logarithm + Rcp = 4, // Reciprocal + Rsq = 5, // Reciprocal square root + Rcp64H = 6, // 64-bit reciprocal + Rsq64H = 7, // 64-bit reciprocal square root + Sqrt = 8, +}; +} // Anonymous namespace + +void TranslatorVisitor::MUFU(u64 insn) { + // MUFU is used to implement a bunch of special functions. See Operation. + union { + u64 raw; + BitField<0, 8, IR::Reg> dest_reg; + BitField<8, 8, IR::Reg> src_reg; + BitField<20, 4, Operation> operation; + BitField<46, 1, u64> abs; + BitField<48, 1, u64> neg; + BitField<50, 1, u64> sat; + } const mufu{insn}; + + const IR::U32 op_a{ir.FPAbsNeg(X(mufu.src_reg), mufu.abs != 0, mufu.neg != 0)}; + IR::U32 value{[&]() -> IR::U32 { + switch (mufu.operation) { + case Operation::Cos: + return ir.FPCosNotReduced(op_a); + case Operation::Sin: + return ir.FPSinNotReduced(op_a); + case Operation::Ex2: + return ir.FPExp2NotReduced(op_a); + case Operation::Lg2: + return ir.FPLog2(op_a); + case Operation::Rcp: + return ir.FPRecip(op_a); + case Operation::Rsq: + return ir.FPRecipSqrt(op_a); + case Operation::Rcp64H: + throw NotImplementedException("MUFU.RCP64H"); + case Operation::Rsq64H: + throw NotImplementedException("MUFU.RSQ64H"); + case Operation::Sqrt: + return ir.FPSqrt(op_a); + default: + throw NotImplementedException("Invalid MUFU operation {}", mufu.operation.Value()); + } + }()}; + + if (mufu.sat) { + value = ir.FPSaturate(value); + } + + X(mufu.dest_reg, value); +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.cpp new file mode 100644 index 000000000..7bc7ce9f2 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.cpp @@ -0,0 +1,79 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/bit_field.h" +#include "shader_recompiler/frontend/ir/ir_emitter.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { + +IR::U32 TranslatorVisitor::X(IR::Reg reg) { + return ir.GetReg(reg); +} + +void TranslatorVisitor::X(IR::Reg dest_reg, const IR::U32& value) { + ir.SetReg(dest_reg, value); +} + +IR::U32 TranslatorVisitor::GetCbuf(u64 insn) { + union { + u64 raw; + BitField<20, 14, s64> offset; + BitField<34, 5, u64> binding; + } const cbuf{insn}; + if (cbuf.binding >= 18) { + throw NotImplementedException("Out of bounds constant buffer binding {}", cbuf.binding); + } + if (cbuf.offset >= 0x10'000 || cbuf.offset < 0) { + throw NotImplementedException("Out of bounds constant buffer offset {}", cbuf.offset); + } + const IR::U32 binding{ir.Imm32(static_cast(cbuf.binding))}; + const IR::U32 byte_offset{ir.Imm32(static_cast(cbuf.offset) * 4)}; + return ir.GetCbuf(binding, byte_offset); +} + +IR::U32 TranslatorVisitor::GetImm(u64 insn) { + union { + u64 raw; + BitField<20, 19, u64> value; + BitField<56, 1, u64> is_negative; + } const imm{insn}; + const s32 positive_value{static_cast(imm.value)}; + const s32 value{imm.is_negative != 0 ? -positive_value : positive_value}; + return ir.Imm32(value); +} + +void TranslatorVisitor::SetZFlag(const IR::U1& value) { + ir.SetZFlag(value); +} + +void TranslatorVisitor::SetSFlag(const IR::U1& value) { + ir.SetSFlag(value); +} + +void TranslatorVisitor::SetCFlag(const IR::U1& value) { + ir.SetCFlag(value); +} + +void TranslatorVisitor::SetOFlag(const IR::U1& value) { + ir.SetOFlag(value); +} + +void TranslatorVisitor::ResetZero() { + SetZFlag(ir.Imm1(false)); +} + +void TranslatorVisitor::ResetSFlag() { + SetSFlag(ir.Imm1(false)); +} + +void TranslatorVisitor::ResetCFlag() { + SetCFlag(ir.Imm1(false)); +} + +void TranslatorVisitor::ResetOFlag() { + SetOFlag(ir.Imm1(false)); +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h new file mode 100644 index 000000000..bc607b002 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h @@ -0,0 +1,316 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "shader_recompiler/environment.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/ir_emitter.h" +#include "shader_recompiler/frontend/maxwell/instruction.h" + +namespace Shader::Maxwell { + +class TranslatorVisitor { +public: + explicit TranslatorVisitor(Environment& env_, IR::Block& block) : env{env_} ,ir(block) {} + + Environment& env; + IR::IREmitter ir; + + void AL2P(u64 insn); + void ALD(u64 insn); + void AST(u64 insn); + void ATOM_cas(u64 insn); + void ATOM(u64 insn); + void ATOMS_cas(u64 insn); + void ATOMS(u64 insn); + void B2R(u64 insn); + void BAR(u64 insn); + void BFE_reg(u64 insn); + void BFE_cbuf(u64 insn); + void BFE_imm(u64 insn); + void BFI_reg(u64 insn); + void BFI_rc(u64 insn); + void BFI_cr(u64 insn); + void BFI_imm(u64 insn); + void BPT(u64 insn); + void BRA(u64 insn); + void BRK(u64 insn); + void BRX(u64 insn); + void CAL(u64 insn); + void CCTL(u64 insn); + void CCTLL(u64 insn); + void CONT(u64 insn); + void CS2R(u64 insn); + void CSET(u64 insn); + void CSETP(u64 insn); + void DADD_reg(u64 insn); + void DADD_cbuf(u64 insn); + void DADD_imm(u64 insn); + void DEPBAR(u64 insn); + void DFMA_reg(u64 insn); + void DFMA_rc(u64 insn); + void DFMA_cr(u64 insn); + void DFMA_imm(u64 insn); + void DMNMX_reg(u64 insn); + void DMNMX_cbuf(u64 insn); + void DMNMX_imm(u64 insn); + void DMUL_reg(u64 insn); + void DMUL_cbuf(u64 insn); + void DMUL_imm(u64 insn); + void DSET_reg(u64 insn); + void DSET_cbuf(u64 insn); + void DSET_imm(u64 insn); + void DSETP_reg(u64 insn); + void DSETP_cbuf(u64 insn); + void DSETP_imm(u64 insn); + void EXIT(u64 insn); + void F2F_reg(u64 insn); + void F2F_cbuf(u64 insn); + void F2F_imm(u64 insn); + void F2I_reg(u64 insn); + void F2I_cbuf(u64 insn); + void F2I_imm(u64 insn); + void FADD_reg(u64 insn); + void FADD_cbuf(u64 insn); + void FADD_imm(u64 insn); + void FADD32I(u64 insn); + void FCHK_reg(u64 insn); + void FCHK_cbuf(u64 insn); + void FCHK_imm(u64 insn); + void FCMP_reg(u64 insn); + void FCMP_rc(u64 insn); + void FCMP_cr(u64 insn); + void FCMP_imm(u64 insn); + void FFMA_reg(u64 insn); + void FFMA_rc(u64 insn); + void FFMA_cr(u64 insn); + void FFMA_imm(u64 insn); + void FFMA32I(u64 insn); + void FLO_reg(u64 insn); + void FLO_cbuf(u64 insn); + void FLO_imm(u64 insn); + void FMNMX_reg(u64 insn); + void FMNMX_cbuf(u64 insn); + void FMNMX_imm(u64 insn); + void FMUL_reg(u64 insn); + void FMUL_cbuf(u64 insn); + void FMUL_imm(u64 insn); + void FMUL32I(u64 insn); + void FSET_reg(u64 insn); + void FSET_cbuf(u64 insn); + void FSET_imm(u64 insn); + void FSETP_reg(u64 insn); + void FSETP_cbuf(u64 insn); + void FSETP_imm(u64 insn); + void FSWZADD(u64 insn); + void GETCRSPTR(u64 insn); + void GETLMEMBASE(u64 insn); + void HADD2_reg(u64 insn); + void HADD2_cbuf(u64 insn); + void HADD2_imm(u64 insn); + void HADD2_32I(u64 insn); + void HFMA2_reg(u64 insn); + void HFMA2_rc(u64 insn); + void HFMA2_cr(u64 insn); + void HFMA2_imm(u64 insn); + void HFMA2_32I(u64 insn); + void HMUL2_reg(u64 insn); + void HMUL2_cbuf(u64 insn); + void HMUL2_imm(u64 insn); + void HMUL2_32I(u64 insn); + void HSET2_reg(u64 insn); + void HSET2_cbuf(u64 insn); + void HSET2_imm(u64 insn); + void HSETP2_reg(u64 insn); + void HSETP2_cbuf(u64 insn); + void HSETP2_imm(u64 insn); + void I2F_reg(u64 insn); + void I2F_cbuf(u64 insn); + void I2F_imm(u64 insn); + void I2I_reg(u64 insn); + void I2I_cbuf(u64 insn); + void I2I_imm(u64 insn); + void IADD_reg(u64 insn); + void IADD_cbuf(u64 insn); + void IADD_imm(u64 insn); + void IADD3_reg(u64 insn); + void IADD3_cbuf(u64 insn); + void IADD3_imm(u64 insn); + void IADD32I(u64 insn); + void ICMP_reg(u64 insn); + void ICMP_rc(u64 insn); + void ICMP_cr(u64 insn); + void ICMP_imm(u64 insn); + void IDE(u64 insn); + void IDP_reg(u64 insn); + void IDP_imm(u64 insn); + void IMAD_reg(u64 insn); + void IMAD_rc(u64 insn); + void IMAD_cr(u64 insn); + void IMAD_imm(u64 insn); + void IMAD32I(u64 insn); + void IMADSP_reg(u64 insn); + void IMADSP_rc(u64 insn); + void IMADSP_cr(u64 insn); + void IMADSP_imm(u64 insn); + void IMNMX_reg(u64 insn); + void IMNMX_cbuf(u64 insn); + void IMNMX_imm(u64 insn); + void IMUL_reg(u64 insn); + void IMUL_cbuf(u64 insn); + void IMUL_imm(u64 insn); + void IMUL32I(u64 insn); + void IPA(u64 insn); + void ISBERD(u64 insn); + void ISCADD_reg(u64 insn); + void ISCADD_cbuf(u64 insn); + void ISCADD_imm(u64 insn); + void ISCADD32I(u64 insn); + void ISET_reg(u64 insn); + void ISET_cbuf(u64 insn); + void ISET_imm(u64 insn); + void ISETP_reg(u64 insn); + void ISETP_cbuf(u64 insn); + void ISETP_imm(u64 insn); + void JCAL(u64 insn); + void JMP(u64 insn); + void JMX(u64 insn); + void KIL(u64 insn); + void LD(u64 insn); + void LDC(u64 insn); + void LDG(u64 insn); + void LDL(u64 insn); + void LDS(u64 insn); + void LEA_hi_reg(u64 insn); + void LEA_hi_cbuf(u64 insn); + void LEA_lo_reg(u64 insn); + void LEA_lo_cbuf(u64 insn); + void LEA_lo_imm(u64 insn); + void LEPC(u64 insn); + void LONGJMP(u64 insn); + void LOP_reg(u64 insn); + void LOP_cbuf(u64 insn); + void LOP_imm(u64 insn); + void LOP3_reg(u64 insn); + void LOP3_cbuf(u64 insn); + void LOP3_imm(u64 insn); + void LOP32I(u64 insn); + void MEMBAR(u64 insn); + void MOV_reg(u64 insn); + void MOV_cbuf(u64 insn); + void MOV_imm(u64 insn); + void MOV32I(u64 insn); + void MUFU(u64 insn); + void NOP(u64 insn); + void OUT_reg(u64 insn); + void OUT_cbuf(u64 insn); + void OUT_imm(u64 insn); + void P2R_reg(u64 insn); + void P2R_cbuf(u64 insn); + void P2R_imm(u64 insn); + void PBK(u64 insn); + void PCNT(u64 insn); + void PEXIT(u64 insn); + void PIXLD(u64 insn); + void PLONGJMP(u64 insn); + void POPC_reg(u64 insn); + void POPC_cbuf(u64 insn); + void POPC_imm(u64 insn); + void PRET(u64 insn); + void PRMT_reg(u64 insn); + void PRMT_rc(u64 insn); + void PRMT_cr(u64 insn); + void PRMT_imm(u64 insn); + void PSET(u64 insn); + void PSETP(u64 insn); + void R2B(u64 insn); + void R2P_reg(u64 insn); + void R2P_cbuf(u64 insn); + void R2P_imm(u64 insn); + void RAM(u64 insn); + void RED(u64 insn); + void RET(u64 insn); + void RRO_reg(u64 insn); + void RRO_cbuf(u64 insn); + void RRO_imm(u64 insn); + void RTT(u64 insn); + void S2R(u64 insn); + void SAM(u64 insn); + void SEL_reg(u64 insn); + void SEL_cbuf(u64 insn); + void SEL_imm(u64 insn); + void SETCRSPTR(u64 insn); + void SETLMEMBASE(u64 insn); + void SHF_l_reg(u64 insn); + void SHF_l_imm(u64 insn); + void SHF_r_reg(u64 insn); + void SHF_r_imm(u64 insn); + void SHFL(u64 insn); + void SHL_reg(u64 insn); + void SHL_cbuf(u64 insn); + void SHL_imm(u64 insn); + void SHR_reg(u64 insn); + void SHR_cbuf(u64 insn); + void SHR_imm(u64 insn); + void SSY(u64 insn); + void ST(u64 insn); + void STG(u64 insn); + void STL(u64 insn); + void STP(u64 insn); + void STS(u64 insn); + void SUATOM_cas(u64 insn); + void SULD(u64 insn); + void SURED(u64 insn); + void SUST(u64 insn); + void SYNC(u64 insn); + void TEX(u64 insn); + void TEX_b(u64 insn); + void TEXS(u64 insn); + void TLD(u64 insn); + void TLD_b(u64 insn); + void TLD4(u64 insn); + void TLD4_b(u64 insn); + void TLD4S(u64 insn); + void TLDS(u64 insn); + void TMML(u64 insn); + void TMML_b(u64 insn); + void TXA(u64 insn); + void TXD(u64 insn); + void TXD_b(u64 insn); + void TXQ(u64 insn); + void TXQ_b(u64 insn); + void VABSDIFF(u64 insn); + void VABSDIFF4(u64 insn); + void VADD(u64 insn); + void VMAD(u64 insn); + void VMNMX(u64 insn); + void VOTE(u64 insn); + void VOTE_vtg(u64 insn); + void VSET(u64 insn); + void VSETP(u64 insn); + void VSHL(u64 insn); + void VSHR(u64 insn); + void XMAD_reg(u64 insn); + void XMAD_rc(u64 insn); + void XMAD_cr(u64 insn); + void XMAD_imm(u64 insn); + + [[nodiscard]] IR::U32 X(IR::Reg reg); + void X(IR::Reg dest_reg, const IR::U32& value); + + [[nodiscard]] IR::U32 GetCbuf(u64 insn); + + [[nodiscard]] IR::U32 GetImm(u64 insn); + + void SetZFlag(const IR::U1& value); + void SetSFlag(const IR::U1& value); + void SetCFlag(const IR::U1& value); + void SetOFlag(const IR::U1& value); + + void ResetZero(); + void ResetSFlag(); + void ResetCFlag(); + void ResetOFlag(); +}; + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/load_store_attribute.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/load_store_attribute.cpp new file mode 100644 index 000000000..23512db1a --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/load_store_attribute.cpp @@ -0,0 +1,92 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +namespace { +enum class InterpolationMode : u64 { + Pass = 0, + Multiply = 1, + Constant = 2, + Sc = 3, +}; + +enum class SampleMode : u64 { + Default = 0, + Centroid = 1, + Offset = 2, +}; +} // Anonymous namespace + +void TranslatorVisitor::IPA(u64 insn) { + // IPA is the instruction used to read varyings from a fragment shader. + // gl_FragCoord is mapped to the gl_Position attribute. + // It yields unknown results when used outside of the fragment shader stage. + union { + u64 raw; + BitField<0, 8, IR::Reg> dest_reg; + BitField<8, 8, IR::Reg> index_reg; + BitField<20, 8, IR::Reg> multiplier; + BitField<30, 8, IR::Attribute> attribute; + BitField<38, 1, u64> idx; + BitField<51, 1, u64> sat; + BitField<52, 2, SampleMode> sample_mode; + BitField<54, 2, InterpolationMode> interpolation_mode; + } const ipa{insn}; + + // Indexed IPAs are used for indexed varyings. + // For example: + // + // in vec4 colors[4]; + // uniform int idx; + // void main() { + // gl_FragColor = colors[idx]; + // } + const bool is_indexed{ipa.idx != 0 && ipa.index_reg != IR::Reg::RZ}; + if (is_indexed) { + throw NotImplementedException("IPA.IDX"); + } + + const IR::Attribute attribute{ipa.attribute}; + IR::U32 value{ir.GetAttribute(attribute)}; + if (IR::IsGeneric(attribute)) { + // const bool is_perspective{UnimplementedReadHeader(GenericAttributeIndex(attribute))}; + const bool is_perspective{false}; + if (is_perspective) { + const IR::U32 rcp_position_w{ir.FPRecip(ir.GetAttribute(IR::Attribute::PositionW))}; + value = ir.FPMul(value, rcp_position_w); + } + } + + switch (ipa.interpolation_mode) { + case InterpolationMode::Pass: + break; + case InterpolationMode::Multiply: + value = ir.FPMul(value, ir.GetReg(ipa.multiplier)); + break; + case InterpolationMode::Constant: + throw NotImplementedException("IPA.CONSTANT"); + case InterpolationMode::Sc: + throw NotImplementedException("IPA.SC"); + } + + // Saturated IPAs are generally generated out of clamped varyings. + // For example: clamp(some_varying, 0.0, 1.0) + const bool is_saturated{ipa.sat != 0}; + if (is_saturated) { + if (attribute == IR::Attribute::FrontFace) { + throw NotImplementedException("IPA.SAT on FrontFace"); + } + value = ir.FPSaturate(value); + } + + ir.SetReg(ipa.dest_reg, value); +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/load_store_memory.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/load_store_memory.cpp new file mode 100644 index 000000000..d8fd387cf --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/load_store_memory.cpp @@ -0,0 +1,90 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +namespace { +enum class StoreSize : u64 { + U8, + S8, + U16, + S16, + B32, + B64, + B128, +}; + +// See Table 28 in https://docs.nvidia.com/cuda/parallel-thread-execution/index.html +enum class StoreCache : u64 { + WB, // Cache write-back all coherent levels + CG, // Cache at global level + CS, // Cache streaming, likely to be accessed once + WT, // Cache write-through (to system memory) +}; +} // Anonymous namespace + +void TranslatorVisitor::STG(u64 insn) { + // STG stores registers into global memory. + union { + u64 raw; + BitField<0, 8, IR::Reg> data_reg; + BitField<8, 8, IR::Reg> addr_reg; + BitField<45, 1, u64> e; + BitField<46, 2, StoreCache> cache; + BitField<48, 3, StoreSize> size; + } const stg{insn}; + + const IR::U64 address{[&]() -> IR::U64 { + if (stg.e == 0) { + // STG without .E uses a 32-bit pointer, zero-extend it + return ir.ConvertU(64, X(stg.addr_reg)); + } + if (!IR::IsAligned(stg.addr_reg, 2)) { + throw NotImplementedException("Unaligned address register"); + } + // Pack two registers to build the 32-bit address + return ir.PackUint2x32(ir.CompositeConstruct(X(stg.addr_reg), X(stg.addr_reg + 1))); + }()}; + + switch (stg.size) { + case StoreSize::U8: + ir.WriteGlobalU8(address, X(stg.data_reg)); + break; + case StoreSize::S8: + ir.WriteGlobalS8(address, X(stg.data_reg)); + break; + case StoreSize::U16: + ir.WriteGlobalU16(address, X(stg.data_reg)); + break; + case StoreSize::S16: + ir.WriteGlobalS16(address, X(stg.data_reg)); + break; + case StoreSize::B32: + ir.WriteGlobal32(address, X(stg.data_reg)); + break; + case StoreSize::B64: { + if (!IR::IsAligned(stg.data_reg, 2)) { + throw NotImplementedException("Unaligned data registers"); + } + const IR::Value vector{ir.CompositeConstruct(X(stg.data_reg), X(stg.data_reg + 1))}; + ir.WriteGlobal64(address, vector); + break; + } + case StoreSize::B128: + if (!IR::IsAligned(stg.data_reg, 4)) { + throw NotImplementedException("Unaligned data registers"); + } + const IR::Value vector{ir.CompositeConstruct(X(stg.data_reg), X(stg.data_reg + 1), + X(stg.data_reg + 2), X(stg.data_reg + 3))}; + ir.WriteGlobal128(address, vector); + break; + } +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp new file mode 100644 index 000000000..c907c1ffb --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp @@ -0,0 +1,1105 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +#include "shader_recompiler/ir_opt/passes.h" + +namespace Shader::Maxwell { + +[[maybe_unused]] static inline void DumpOptimized(IR::Block& block) { + auto raw{IR::DumpBlock(block)}; + + Optimization::GetSetElimination(block); + Optimization::DeadCodeEliminationPass(block); + Optimization::IdentityRemovalPass(block); + auto dumped{IR::DumpBlock(block)}; + + fmt::print(stderr, "{}", dumped); +} + +[[noreturn]] static void ThrowNotImplemented(Opcode opcode) { + throw NotImplementedException("Instruction {} is not implemented", opcode); +} + +void TranslatorVisitor::AL2P(u64) { + ThrowNotImplemented(Opcode::AL2P); +} + +void TranslatorVisitor::ALD(u64) { + ThrowNotImplemented(Opcode::ALD); +} + +void TranslatorVisitor::AST(u64) { + ThrowNotImplemented(Opcode::AST); +} + +void TranslatorVisitor::ATOM_cas(u64) { + ThrowNotImplemented(Opcode::ATOM_cas); +} + +void TranslatorVisitor::ATOM(u64) { + ThrowNotImplemented(Opcode::ATOM); +} + +void TranslatorVisitor::ATOMS_cas(u64) { + ThrowNotImplemented(Opcode::ATOMS_cas); +} + +void TranslatorVisitor::ATOMS(u64) { + ThrowNotImplemented(Opcode::ATOMS); +} + +void TranslatorVisitor::B2R(u64) { + ThrowNotImplemented(Opcode::B2R); +} + +void TranslatorVisitor::BAR(u64) { + ThrowNotImplemented(Opcode::BAR); +} + +void TranslatorVisitor::BFE_reg(u64) { + ThrowNotImplemented(Opcode::BFE_reg); +} + +void TranslatorVisitor::BFE_cbuf(u64) { + ThrowNotImplemented(Opcode::BFE_cbuf); +} + +void TranslatorVisitor::BFE_imm(u64) { + ThrowNotImplemented(Opcode::BFE_imm); +} + +void TranslatorVisitor::BFI_reg(u64) { + ThrowNotImplemented(Opcode::BFI_reg); +} + +void TranslatorVisitor::BFI_rc(u64) { + ThrowNotImplemented(Opcode::BFI_rc); +} + +void TranslatorVisitor::BFI_cr(u64) { + ThrowNotImplemented(Opcode::BFI_cr); +} + +void TranslatorVisitor::BFI_imm(u64) { + ThrowNotImplemented(Opcode::BFI_imm); +} + +void TranslatorVisitor::BPT(u64) { + ThrowNotImplemented(Opcode::BPT); +} + +void TranslatorVisitor::BRA(u64) { + ThrowNotImplemented(Opcode::BRA); +} + +void TranslatorVisitor::BRK(u64) { + ThrowNotImplemented(Opcode::BRK); +} + +void TranslatorVisitor::BRX(u64) { + ThrowNotImplemented(Opcode::BRX); +} + +void TranslatorVisitor::CAL(u64) { + ThrowNotImplemented(Opcode::CAL); +} + +void TranslatorVisitor::CCTL(u64) { + ThrowNotImplemented(Opcode::CCTL); +} + +void TranslatorVisitor::CCTLL(u64) { + ThrowNotImplemented(Opcode::CCTLL); +} + +void TranslatorVisitor::CONT(u64) { + ThrowNotImplemented(Opcode::CONT); +} + +void TranslatorVisitor::CS2R(u64) { + ThrowNotImplemented(Opcode::CS2R); +} + +void TranslatorVisitor::CSET(u64) { + ThrowNotImplemented(Opcode::CSET); +} + +void TranslatorVisitor::CSETP(u64) { + ThrowNotImplemented(Opcode::CSETP); +} + +void TranslatorVisitor::DADD_reg(u64) { + ThrowNotImplemented(Opcode::DADD_reg); +} + +void TranslatorVisitor::DADD_cbuf(u64) { + ThrowNotImplemented(Opcode::DADD_cbuf); +} + +void TranslatorVisitor::DADD_imm(u64) { + ThrowNotImplemented(Opcode::DADD_imm); +} + +void TranslatorVisitor::DEPBAR(u64) { + ThrowNotImplemented(Opcode::DEPBAR); +} + +void TranslatorVisitor::DFMA_reg(u64) { + ThrowNotImplemented(Opcode::DFMA_reg); +} + +void TranslatorVisitor::DFMA_rc(u64) { + ThrowNotImplemented(Opcode::DFMA_rc); +} + +void TranslatorVisitor::DFMA_cr(u64) { + ThrowNotImplemented(Opcode::DFMA_cr); +} + +void TranslatorVisitor::DFMA_imm(u64) { + ThrowNotImplemented(Opcode::DFMA_imm); +} + +void TranslatorVisitor::DMNMX_reg(u64) { + ThrowNotImplemented(Opcode::DMNMX_reg); +} + +void TranslatorVisitor::DMNMX_cbuf(u64) { + ThrowNotImplemented(Opcode::DMNMX_cbuf); +} + +void TranslatorVisitor::DMNMX_imm(u64) { + ThrowNotImplemented(Opcode::DMNMX_imm); +} + +void TranslatorVisitor::DMUL_reg(u64) { + ThrowNotImplemented(Opcode::DMUL_reg); +} + +void TranslatorVisitor::DMUL_cbuf(u64) { + ThrowNotImplemented(Opcode::DMUL_cbuf); +} + +void TranslatorVisitor::DMUL_imm(u64) { + ThrowNotImplemented(Opcode::DMUL_imm); +} + +void TranslatorVisitor::DSET_reg(u64) { + ThrowNotImplemented(Opcode::DSET_reg); +} + +void TranslatorVisitor::DSET_cbuf(u64) { + ThrowNotImplemented(Opcode::DSET_cbuf); +} + +void TranslatorVisitor::DSET_imm(u64) { + ThrowNotImplemented(Opcode::DSET_imm); +} + +void TranslatorVisitor::DSETP_reg(u64) { + ThrowNotImplemented(Opcode::DSETP_reg); +} + +void TranslatorVisitor::DSETP_cbuf(u64) { + ThrowNotImplemented(Opcode::DSETP_cbuf); +} + +void TranslatorVisitor::DSETP_imm(u64) { + ThrowNotImplemented(Opcode::DSETP_imm); +} + +void TranslatorVisitor::EXIT(u64) { + throw LogicError("Visting EXIT instruction"); +} + +void TranslatorVisitor::F2F_reg(u64) { + ThrowNotImplemented(Opcode::F2F_reg); +} + +void TranslatorVisitor::F2F_cbuf(u64) { + ThrowNotImplemented(Opcode::F2F_cbuf); +} + +void TranslatorVisitor::F2F_imm(u64) { + ThrowNotImplemented(Opcode::F2F_imm); +} + +void TranslatorVisitor::FADD_reg(u64) { + ThrowNotImplemented(Opcode::FADD_reg); +} + +void TranslatorVisitor::FADD_cbuf(u64) { + ThrowNotImplemented(Opcode::FADD_cbuf); +} + +void TranslatorVisitor::FADD_imm(u64) { + ThrowNotImplemented(Opcode::FADD_imm); +} + +void TranslatorVisitor::FADD32I(u64) { + ThrowNotImplemented(Opcode::FADD32I); +} + +void TranslatorVisitor::FCHK_reg(u64) { + ThrowNotImplemented(Opcode::FCHK_reg); +} + +void TranslatorVisitor::FCHK_cbuf(u64) { + ThrowNotImplemented(Opcode::FCHK_cbuf); +} + +void TranslatorVisitor::FCHK_imm(u64) { + ThrowNotImplemented(Opcode::FCHK_imm); +} + +void TranslatorVisitor::FCMP_reg(u64) { + ThrowNotImplemented(Opcode::FCMP_reg); +} + +void TranslatorVisitor::FCMP_rc(u64) { + ThrowNotImplemented(Opcode::FCMP_rc); +} + +void TranslatorVisitor::FCMP_cr(u64) { + ThrowNotImplemented(Opcode::FCMP_cr); +} + +void TranslatorVisitor::FCMP_imm(u64) { + ThrowNotImplemented(Opcode::FCMP_imm); +} + +void TranslatorVisitor::FFMA_reg(u64) { + ThrowNotImplemented(Opcode::FFMA_reg); +} + +void TranslatorVisitor::FFMA_rc(u64) { + ThrowNotImplemented(Opcode::FFMA_rc); +} + +void TranslatorVisitor::FFMA_cr(u64) { + ThrowNotImplemented(Opcode::FFMA_cr); +} + +void TranslatorVisitor::FFMA_imm(u64) { + ThrowNotImplemented(Opcode::FFMA_imm); +} + +void TranslatorVisitor::FFMA32I(u64) { + ThrowNotImplemented(Opcode::FFMA32I); +} + +void TranslatorVisitor::FLO_reg(u64) { + ThrowNotImplemented(Opcode::FLO_reg); +} + +void TranslatorVisitor::FLO_cbuf(u64) { + ThrowNotImplemented(Opcode::FLO_cbuf); +} + +void TranslatorVisitor::FLO_imm(u64) { + ThrowNotImplemented(Opcode::FLO_imm); +} + +void TranslatorVisitor::FMNMX_reg(u64) { + ThrowNotImplemented(Opcode::FMNMX_reg); +} + +void TranslatorVisitor::FMNMX_cbuf(u64) { + ThrowNotImplemented(Opcode::FMNMX_cbuf); +} + +void TranslatorVisitor::FMNMX_imm(u64) { + ThrowNotImplemented(Opcode::FMNMX_imm); +} + +void TranslatorVisitor::FMUL_reg(u64) { + ThrowNotImplemented(Opcode::FMUL_reg); +} + +void TranslatorVisitor::FMUL_cbuf(u64) { + ThrowNotImplemented(Opcode::FMUL_cbuf); +} + +void TranslatorVisitor::FMUL_imm(u64) { + ThrowNotImplemented(Opcode::FMUL_imm); +} + +void TranslatorVisitor::FMUL32I(u64) { + ThrowNotImplemented(Opcode::FMUL32I); +} + +void TranslatorVisitor::FSET_reg(u64) { + ThrowNotImplemented(Opcode::FSET_reg); +} + +void TranslatorVisitor::FSET_cbuf(u64) { + ThrowNotImplemented(Opcode::FSET_cbuf); +} + +void TranslatorVisitor::FSET_imm(u64) { + ThrowNotImplemented(Opcode::FSET_imm); +} + +void TranslatorVisitor::FSETP_reg(u64) { + ThrowNotImplemented(Opcode::FSETP_reg); +} + +void TranslatorVisitor::FSETP_cbuf(u64) { + ThrowNotImplemented(Opcode::FSETP_cbuf); +} + +void TranslatorVisitor::FSETP_imm(u64) { + ThrowNotImplemented(Opcode::FSETP_imm); +} + +void TranslatorVisitor::FSWZADD(u64) { + ThrowNotImplemented(Opcode::FSWZADD); +} + +void TranslatorVisitor::GETCRSPTR(u64) { + ThrowNotImplemented(Opcode::GETCRSPTR); +} + +void TranslatorVisitor::GETLMEMBASE(u64) { + ThrowNotImplemented(Opcode::GETLMEMBASE); +} + +void TranslatorVisitor::HADD2_reg(u64) { + ThrowNotImplemented(Opcode::HADD2_reg); +} + +void TranslatorVisitor::HADD2_cbuf(u64) { + ThrowNotImplemented(Opcode::HADD2_cbuf); +} + +void TranslatorVisitor::HADD2_imm(u64) { + ThrowNotImplemented(Opcode::HADD2_imm); +} + +void TranslatorVisitor::HADD2_32I(u64) { + ThrowNotImplemented(Opcode::HADD2_32I); +} + +void TranslatorVisitor::HFMA2_reg(u64) { + ThrowNotImplemented(Opcode::HFMA2_reg); +} + +void TranslatorVisitor::HFMA2_rc(u64) { + ThrowNotImplemented(Opcode::HFMA2_rc); +} + +void TranslatorVisitor::HFMA2_cr(u64) { + ThrowNotImplemented(Opcode::HFMA2_cr); +} + +void TranslatorVisitor::HFMA2_imm(u64) { + ThrowNotImplemented(Opcode::HFMA2_imm); +} + +void TranslatorVisitor::HFMA2_32I(u64) { + ThrowNotImplemented(Opcode::HFMA2_32I); +} + +void TranslatorVisitor::HMUL2_reg(u64) { + ThrowNotImplemented(Opcode::HMUL2_reg); +} + +void TranslatorVisitor::HMUL2_cbuf(u64) { + ThrowNotImplemented(Opcode::HMUL2_cbuf); +} + +void TranslatorVisitor::HMUL2_imm(u64) { + ThrowNotImplemented(Opcode::HMUL2_imm); +} + +void TranslatorVisitor::HMUL2_32I(u64) { + ThrowNotImplemented(Opcode::HMUL2_32I); +} + +void TranslatorVisitor::HSET2_reg(u64) { + ThrowNotImplemented(Opcode::HSET2_reg); +} + +void TranslatorVisitor::HSET2_cbuf(u64) { + ThrowNotImplemented(Opcode::HSET2_cbuf); +} + +void TranslatorVisitor::HSET2_imm(u64) { + ThrowNotImplemented(Opcode::HSET2_imm); +} + +void TranslatorVisitor::HSETP2_reg(u64) { + ThrowNotImplemented(Opcode::HSETP2_reg); +} + +void TranslatorVisitor::HSETP2_cbuf(u64) { + ThrowNotImplemented(Opcode::HSETP2_cbuf); +} + +void TranslatorVisitor::HSETP2_imm(u64) { + ThrowNotImplemented(Opcode::HSETP2_imm); +} + +void TranslatorVisitor::I2F_reg(u64) { + ThrowNotImplemented(Opcode::I2F_reg); +} + +void TranslatorVisitor::I2F_cbuf(u64) { + ThrowNotImplemented(Opcode::I2F_cbuf); +} + +void TranslatorVisitor::I2F_imm(u64) { + ThrowNotImplemented(Opcode::I2F_imm); +} + +void TranslatorVisitor::I2I_reg(u64) { + ThrowNotImplemented(Opcode::I2I_reg); +} + +void TranslatorVisitor::I2I_cbuf(u64) { + ThrowNotImplemented(Opcode::I2I_cbuf); +} + +void TranslatorVisitor::I2I_imm(u64) { + ThrowNotImplemented(Opcode::I2I_imm); +} + +void TranslatorVisitor::IADD_reg(u64) { + ThrowNotImplemented(Opcode::IADD_reg); +} + +void TranslatorVisitor::IADD_cbuf(u64) { + ThrowNotImplemented(Opcode::IADD_cbuf); +} + +void TranslatorVisitor::IADD_imm(u64) { + ThrowNotImplemented(Opcode::IADD_imm); +} + +void TranslatorVisitor::IADD3_reg(u64) { + ThrowNotImplemented(Opcode::IADD3_reg); +} + +void TranslatorVisitor::IADD3_cbuf(u64) { + ThrowNotImplemented(Opcode::IADD3_cbuf); +} + +void TranslatorVisitor::IADD3_imm(u64) { + ThrowNotImplemented(Opcode::IADD3_imm); +} + +void TranslatorVisitor::IADD32I(u64) { + ThrowNotImplemented(Opcode::IADD32I); +} + +void TranslatorVisitor::ICMP_reg(u64) { + ThrowNotImplemented(Opcode::ICMP_reg); +} + +void TranslatorVisitor::ICMP_rc(u64) { + ThrowNotImplemented(Opcode::ICMP_rc); +} + +void TranslatorVisitor::ICMP_cr(u64) { + ThrowNotImplemented(Opcode::ICMP_cr); +} + +void TranslatorVisitor::ICMP_imm(u64) { + ThrowNotImplemented(Opcode::ICMP_imm); +} + +void TranslatorVisitor::IDE(u64) { + ThrowNotImplemented(Opcode::IDE); +} + +void TranslatorVisitor::IDP_reg(u64) { + ThrowNotImplemented(Opcode::IDP_reg); +} + +void TranslatorVisitor::IDP_imm(u64) { + ThrowNotImplemented(Opcode::IDP_imm); +} + +void TranslatorVisitor::IMAD_reg(u64) { + ThrowNotImplemented(Opcode::IMAD_reg); +} + +void TranslatorVisitor::IMAD_rc(u64) { + ThrowNotImplemented(Opcode::IMAD_rc); +} + +void TranslatorVisitor::IMAD_cr(u64) { + ThrowNotImplemented(Opcode::IMAD_cr); +} + +void TranslatorVisitor::IMAD_imm(u64) { + ThrowNotImplemented(Opcode::IMAD_imm); +} + +void TranslatorVisitor::IMAD32I(u64) { + ThrowNotImplemented(Opcode::IMAD32I); +} + +void TranslatorVisitor::IMADSP_reg(u64) { + ThrowNotImplemented(Opcode::IMADSP_reg); +} + +void TranslatorVisitor::IMADSP_rc(u64) { + ThrowNotImplemented(Opcode::IMADSP_rc); +} + +void TranslatorVisitor::IMADSP_cr(u64) { + ThrowNotImplemented(Opcode::IMADSP_cr); +} + +void TranslatorVisitor::IMADSP_imm(u64) { + ThrowNotImplemented(Opcode::IMADSP_imm); +} + +void TranslatorVisitor::IMNMX_reg(u64) { + ThrowNotImplemented(Opcode::IMNMX_reg); +} + +void TranslatorVisitor::IMNMX_cbuf(u64) { + ThrowNotImplemented(Opcode::IMNMX_cbuf); +} + +void TranslatorVisitor::IMNMX_imm(u64) { + ThrowNotImplemented(Opcode::IMNMX_imm); +} + +void TranslatorVisitor::IMUL_reg(u64) { + ThrowNotImplemented(Opcode::IMUL_reg); +} + +void TranslatorVisitor::IMUL_cbuf(u64) { + ThrowNotImplemented(Opcode::IMUL_cbuf); +} + +void TranslatorVisitor::IMUL_imm(u64) { + ThrowNotImplemented(Opcode::IMUL_imm); +} + +void TranslatorVisitor::IMUL32I(u64) { + ThrowNotImplemented(Opcode::IMUL32I); +} + +void TranslatorVisitor::ISBERD(u64) { + ThrowNotImplemented(Opcode::ISBERD); +} + +void TranslatorVisitor::ISCADD_reg(u64) { + ThrowNotImplemented(Opcode::ISCADD_reg); +} + +void TranslatorVisitor::ISCADD_cbuf(u64) { + ThrowNotImplemented(Opcode::ISCADD_cbuf); +} + +void TranslatorVisitor::ISCADD_imm(u64) { + ThrowNotImplemented(Opcode::ISCADD_imm); +} + +void TranslatorVisitor::ISCADD32I(u64) { + ThrowNotImplemented(Opcode::ISCADD32I); +} + +void TranslatorVisitor::ISET_reg(u64) { + ThrowNotImplemented(Opcode::ISET_reg); +} + +void TranslatorVisitor::ISET_cbuf(u64) { + ThrowNotImplemented(Opcode::ISET_cbuf); +} + +void TranslatorVisitor::ISET_imm(u64) { + ThrowNotImplemented(Opcode::ISET_imm); +} + +void TranslatorVisitor::ISETP_reg(u64) { + ThrowNotImplemented(Opcode::ISETP_reg); +} + +void TranslatorVisitor::ISETP_cbuf(u64) { + ThrowNotImplemented(Opcode::ISETP_cbuf); +} + +void TranslatorVisitor::ISETP_imm(u64) { + ThrowNotImplemented(Opcode::ISETP_imm); +} + +void TranslatorVisitor::JCAL(u64) { + ThrowNotImplemented(Opcode::JCAL); +} + +void TranslatorVisitor::JMP(u64) { + ThrowNotImplemented(Opcode::JMP); +} + +void TranslatorVisitor::JMX(u64) { + ThrowNotImplemented(Opcode::JMX); +} + +void TranslatorVisitor::KIL(u64) { + ThrowNotImplemented(Opcode::KIL); +} + +void TranslatorVisitor::LD(u64) { + ThrowNotImplemented(Opcode::LD); +} + +void TranslatorVisitor::LDC(u64) { + ThrowNotImplemented(Opcode::LDC); +} + +void TranslatorVisitor::LDG(u64) { + ThrowNotImplemented(Opcode::LDG); +} + +void TranslatorVisitor::LDL(u64) { + ThrowNotImplemented(Opcode::LDL); +} + +void TranslatorVisitor::LDS(u64) { + ThrowNotImplemented(Opcode::LDS); +} + +void TranslatorVisitor::LEA_hi_reg(u64) { + ThrowNotImplemented(Opcode::LEA_hi_reg); +} + +void TranslatorVisitor::LEA_hi_cbuf(u64) { + ThrowNotImplemented(Opcode::LEA_hi_cbuf); +} + +void TranslatorVisitor::LEA_lo_reg(u64) { + ThrowNotImplemented(Opcode::LEA_lo_reg); +} + +void TranslatorVisitor::LEA_lo_cbuf(u64) { + ThrowNotImplemented(Opcode::LEA_lo_cbuf); +} + +void TranslatorVisitor::LEA_lo_imm(u64) { + ThrowNotImplemented(Opcode::LEA_lo_imm); +} + +void TranslatorVisitor::LEPC(u64) { + ThrowNotImplemented(Opcode::LEPC); +} + +void TranslatorVisitor::LONGJMP(u64) { + ThrowNotImplemented(Opcode::LONGJMP); +} + +void TranslatorVisitor::LOP_reg(u64) { + ThrowNotImplemented(Opcode::LOP_reg); +} + +void TranslatorVisitor::LOP_cbuf(u64) { + ThrowNotImplemented(Opcode::LOP_cbuf); +} + +void TranslatorVisitor::LOP_imm(u64) { + ThrowNotImplemented(Opcode::LOP_imm); +} + +void TranslatorVisitor::LOP3_reg(u64) { + ThrowNotImplemented(Opcode::LOP3_reg); +} + +void TranslatorVisitor::LOP3_cbuf(u64) { + ThrowNotImplemented(Opcode::LOP3_cbuf); +} + +void TranslatorVisitor::LOP3_imm(u64) { + ThrowNotImplemented(Opcode::LOP3_imm); +} + +void TranslatorVisitor::LOP32I(u64) { + ThrowNotImplemented(Opcode::LOP32I); +} + +void TranslatorVisitor::MEMBAR(u64) { + ThrowNotImplemented(Opcode::MEMBAR); +} + +void TranslatorVisitor::MOV32I(u64) { + ThrowNotImplemented(Opcode::MOV32I); +} + +void TranslatorVisitor::NOP(u64) { + ThrowNotImplemented(Opcode::NOP); +} + +void TranslatorVisitor::OUT_reg(u64) { + ThrowNotImplemented(Opcode::OUT_reg); +} + +void TranslatorVisitor::OUT_cbuf(u64) { + ThrowNotImplemented(Opcode::OUT_cbuf); +} + +void TranslatorVisitor::OUT_imm(u64) { + ThrowNotImplemented(Opcode::OUT_imm); +} + +void TranslatorVisitor::P2R_reg(u64) { + ThrowNotImplemented(Opcode::P2R_reg); +} + +void TranslatorVisitor::P2R_cbuf(u64) { + ThrowNotImplemented(Opcode::P2R_cbuf); +} + +void TranslatorVisitor::P2R_imm(u64) { + ThrowNotImplemented(Opcode::P2R_imm); +} + +void TranslatorVisitor::PBK(u64) { + // PBK is a no-op +} + +void TranslatorVisitor::PCNT(u64) { + ThrowNotImplemented(Opcode::PCNT); +} + +void TranslatorVisitor::PEXIT(u64) { + ThrowNotImplemented(Opcode::PEXIT); +} + +void TranslatorVisitor::PIXLD(u64) { + ThrowNotImplemented(Opcode::PIXLD); +} + +void TranslatorVisitor::PLONGJMP(u64) { + ThrowNotImplemented(Opcode::PLONGJMP); +} + +void TranslatorVisitor::POPC_reg(u64) { + ThrowNotImplemented(Opcode::POPC_reg); +} + +void TranslatorVisitor::POPC_cbuf(u64) { + ThrowNotImplemented(Opcode::POPC_cbuf); +} + +void TranslatorVisitor::POPC_imm(u64) { + ThrowNotImplemented(Opcode::POPC_imm); +} + +void TranslatorVisitor::PRET(u64) { + ThrowNotImplemented(Opcode::PRET); +} + +void TranslatorVisitor::PRMT_reg(u64) { + ThrowNotImplemented(Opcode::PRMT_reg); +} + +void TranslatorVisitor::PRMT_rc(u64) { + ThrowNotImplemented(Opcode::PRMT_rc); +} + +void TranslatorVisitor::PRMT_cr(u64) { + ThrowNotImplemented(Opcode::PRMT_cr); +} + +void TranslatorVisitor::PRMT_imm(u64) { + ThrowNotImplemented(Opcode::PRMT_imm); +} + +void TranslatorVisitor::PSET(u64) { + ThrowNotImplemented(Opcode::PSET); +} + +void TranslatorVisitor::PSETP(u64) { + ThrowNotImplemented(Opcode::PSETP); +} + +void TranslatorVisitor::R2B(u64) { + ThrowNotImplemented(Opcode::R2B); +} + +void TranslatorVisitor::R2P_reg(u64) { + ThrowNotImplemented(Opcode::R2P_reg); +} + +void TranslatorVisitor::R2P_cbuf(u64) { + ThrowNotImplemented(Opcode::R2P_cbuf); +} + +void TranslatorVisitor::R2P_imm(u64) { + ThrowNotImplemented(Opcode::R2P_imm); +} + +void TranslatorVisitor::RAM(u64) { + ThrowNotImplemented(Opcode::RAM); +} + +void TranslatorVisitor::RED(u64) { + ThrowNotImplemented(Opcode::RED); +} + +void TranslatorVisitor::RET(u64) { + ThrowNotImplemented(Opcode::RET); +} + +void TranslatorVisitor::RRO_reg(u64) { + ThrowNotImplemented(Opcode::RRO_reg); +} + +void TranslatorVisitor::RRO_cbuf(u64) { + ThrowNotImplemented(Opcode::RRO_cbuf); +} + +void TranslatorVisitor::RRO_imm(u64) { + ThrowNotImplemented(Opcode::RRO_imm); +} + +void TranslatorVisitor::RTT(u64) { + ThrowNotImplemented(Opcode::RTT); +} + +void TranslatorVisitor::S2R(u64) { + ThrowNotImplemented(Opcode::S2R); +} + +void TranslatorVisitor::SAM(u64) { + ThrowNotImplemented(Opcode::SAM); +} + +void TranslatorVisitor::SEL_reg(u64) { + ThrowNotImplemented(Opcode::SEL_reg); +} + +void TranslatorVisitor::SEL_cbuf(u64) { + ThrowNotImplemented(Opcode::SEL_cbuf); +} + +void TranslatorVisitor::SEL_imm(u64) { + ThrowNotImplemented(Opcode::SEL_imm); +} + +void TranslatorVisitor::SETCRSPTR(u64) { + ThrowNotImplemented(Opcode::SETCRSPTR); +} + +void TranslatorVisitor::SETLMEMBASE(u64) { + ThrowNotImplemented(Opcode::SETLMEMBASE); +} + +void TranslatorVisitor::SHF_l_reg(u64) { + ThrowNotImplemented(Opcode::SHF_l_reg); +} + +void TranslatorVisitor::SHF_l_imm(u64) { + ThrowNotImplemented(Opcode::SHF_l_imm); +} + +void TranslatorVisitor::SHF_r_reg(u64) { + ThrowNotImplemented(Opcode::SHF_r_reg); +} + +void TranslatorVisitor::SHF_r_imm(u64) { + ThrowNotImplemented(Opcode::SHF_r_imm); +} + +void TranslatorVisitor::SHFL(u64) { + ThrowNotImplemented(Opcode::SHFL); +} + +void TranslatorVisitor::SHL_reg(u64) { + ThrowNotImplemented(Opcode::SHL_reg); +} + +void TranslatorVisitor::SHL_cbuf(u64) { + ThrowNotImplemented(Opcode::SHL_cbuf); +} + +void TranslatorVisitor::SHL_imm(u64) { + ThrowNotImplemented(Opcode::SHL_imm); +} + +void TranslatorVisitor::SHR_reg(u64) { + ThrowNotImplemented(Opcode::SHR_reg); +} + +void TranslatorVisitor::SHR_cbuf(u64) { + ThrowNotImplemented(Opcode::SHR_cbuf); +} + +void TranslatorVisitor::SHR_imm(u64) { + ThrowNotImplemented(Opcode::SHR_imm); +} + +void TranslatorVisitor::SSY(u64) { + ThrowNotImplemented(Opcode::SSY); +} + +void TranslatorVisitor::ST(u64) { + ThrowNotImplemented(Opcode::ST); +} + +void TranslatorVisitor::STL(u64) { + ThrowNotImplemented(Opcode::STL); +} + +void TranslatorVisitor::STP(u64) { + ThrowNotImplemented(Opcode::STP); +} + +void TranslatorVisitor::STS(u64) { + ThrowNotImplemented(Opcode::STS); +} + +void TranslatorVisitor::SUATOM_cas(u64) { + ThrowNotImplemented(Opcode::SUATOM_cas); +} + +void TranslatorVisitor::SULD(u64) { + ThrowNotImplemented(Opcode::SULD); +} + +void TranslatorVisitor::SURED(u64) { + ThrowNotImplemented(Opcode::SURED); +} + +void TranslatorVisitor::SUST(u64) { + ThrowNotImplemented(Opcode::SUST); +} + +void TranslatorVisitor::SYNC(u64) { + ThrowNotImplemented(Opcode::SYNC); +} + +void TranslatorVisitor::TEX(u64) { + ThrowNotImplemented(Opcode::TEX); +} + +void TranslatorVisitor::TEX_b(u64) { + ThrowNotImplemented(Opcode::TEX_b); +} + +void TranslatorVisitor::TEXS(u64) { + ThrowNotImplemented(Opcode::TEXS); +} + +void TranslatorVisitor::TLD(u64) { + ThrowNotImplemented(Opcode::TLD); +} + +void TranslatorVisitor::TLD_b(u64) { + ThrowNotImplemented(Opcode::TLD_b); +} + +void TranslatorVisitor::TLD4(u64) { + ThrowNotImplemented(Opcode::TLD4); +} + +void TranslatorVisitor::TLD4_b(u64) { + ThrowNotImplemented(Opcode::TLD4_b); +} + +void TranslatorVisitor::TLD4S(u64) { + ThrowNotImplemented(Opcode::TLD4S); +} + +void TranslatorVisitor::TLDS(u64) { + ThrowNotImplemented(Opcode::TLDS); +} + +void TranslatorVisitor::TMML(u64) { + ThrowNotImplemented(Opcode::TMML); +} + +void TranslatorVisitor::TMML_b(u64) { + ThrowNotImplemented(Opcode::TMML_b); +} + +void TranslatorVisitor::TXA(u64) { + ThrowNotImplemented(Opcode::TXA); +} + +void TranslatorVisitor::TXD(u64) { + ThrowNotImplemented(Opcode::TXD); +} + +void TranslatorVisitor::TXD_b(u64) { + ThrowNotImplemented(Opcode::TXD_b); +} + +void TranslatorVisitor::TXQ(u64) { + ThrowNotImplemented(Opcode::TXQ); +} + +void TranslatorVisitor::TXQ_b(u64) { + ThrowNotImplemented(Opcode::TXQ_b); +} + +void TranslatorVisitor::VABSDIFF(u64) { + ThrowNotImplemented(Opcode::VABSDIFF); +} + +void TranslatorVisitor::VABSDIFF4(u64) { + ThrowNotImplemented(Opcode::VABSDIFF4); +} + +void TranslatorVisitor::VADD(u64) { + ThrowNotImplemented(Opcode::VADD); +} + +void TranslatorVisitor::VMAD(u64) { + ThrowNotImplemented(Opcode::VMAD); +} + +void TranslatorVisitor::VMNMX(u64) { + ThrowNotImplemented(Opcode::VMNMX); +} + +void TranslatorVisitor::VOTE(u64) { + ThrowNotImplemented(Opcode::VOTE); +} + +void TranslatorVisitor::VOTE_vtg(u64) { + ThrowNotImplemented(Opcode::VOTE_vtg); +} + +void TranslatorVisitor::VSET(u64) { + ThrowNotImplemented(Opcode::VSET); +} + +void TranslatorVisitor::VSETP(u64) { + ThrowNotImplemented(Opcode::VSETP); +} + +void TranslatorVisitor::VSHL(u64) { + ThrowNotImplemented(Opcode::VSHL); +} + +void TranslatorVisitor::VSHR(u64) { + ThrowNotImplemented(Opcode::VSHR); +} + +void TranslatorVisitor::XMAD_reg(u64) { + ThrowNotImplemented(Opcode::XMAD_reg); +} + +void TranslatorVisitor::XMAD_rc(u64) { + ThrowNotImplemented(Opcode::XMAD_rc); +} + +void TranslatorVisitor::XMAD_cr(u64) { + ThrowNotImplemented(Opcode::XMAD_cr); +} + +void TranslatorVisitor::XMAD_imm(u64) { + ThrowNotImplemented(Opcode::XMAD_imm); +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/register_move.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/register_move.cpp new file mode 100644 index 000000000..7fa35ba3a --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/register_move.cpp @@ -0,0 +1,45 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/maxwell/opcode.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +namespace { +union MOV { + u64 raw; + BitField<0, 8, IR::Reg> dest_reg; + BitField<20, 8, IR::Reg> src_reg; + BitField<39, 4, u64> mask; +}; + +void CheckMask(MOV mov) { + if (mov.mask != 0xf) { + throw NotImplementedException("Non-full move mask"); + } +} +} // Anonymous namespace + +void TranslatorVisitor::MOV_reg(u64 insn) { + const MOV mov{insn}; + CheckMask(mov); + X(mov.dest_reg, X(mov.src_reg)); +} + +void TranslatorVisitor::MOV_cbuf(u64 insn) { + const MOV mov{insn}; + CheckMask(mov); + X(mov.dest_reg, GetCbuf(insn)); +} + +void TranslatorVisitor::MOV_imm(u64 insn) { + const MOV mov{insn}; + CheckMask(mov); + X(mov.dest_reg, GetImm(insn)); +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/translate.cpp b/src/shader_recompiler/frontend/maxwell/translate/translate.cpp new file mode 100644 index 000000000..66a306745 --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/translate.cpp @@ -0,0 +1,50 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "shader_recompiler/environment.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/maxwell/decode.h" +#include "shader_recompiler/frontend/maxwell/location.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" +#include "shader_recompiler/frontend/maxwell/translate/translate.h" + +namespace Shader::Maxwell { + +template +static void Invoke(TranslatorVisitor& visitor, Location pc, u64 insn) { + using MethodType = decltype(visitor_method); + if constexpr (std::is_invocable_r_v) { + (visitor.*visitor_method)(pc, insn); + } else if constexpr (std::is_invocable_r_v) { + (visitor.*visitor_method)(insn); + } else { + (visitor.*visitor_method)(); + } +} + +IR::Block Translate(Environment& env, const Flow::Block& flow_block) { + IR::Block block{flow_block.begin.Offset(), flow_block.end.Offset()}; + TranslatorVisitor visitor{env, block}; + + const Location pc_end{flow_block.end}; + Location pc{flow_block.begin}; + while (pc != pc_end) { + const u64 insn{env.ReadInstruction(pc.Offset())}; + const Opcode opcode{Decode(insn)}; + switch (opcode) { +#define INST(name, cute, mask) \ + case Opcode::name: \ + Invoke<&TranslatorVisitor::name>(visitor, pc, insn); \ + break; +#include "shader_recompiler/frontend/maxwell/maxwell.inc" +#undef OPCODE + default: + throw LogicError("Invalid opcode {}", opcode); + } + ++pc; + } + return block; +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/translate.h b/src/shader_recompiler/frontend/maxwell/translate/translate.h new file mode 100644 index 000000000..788742dea --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/translate.h @@ -0,0 +1,16 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "shader_recompiler/environment.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/maxwell/location.h" +#include "shader_recompiler/frontend/maxwell/control_flow.h" + +namespace Shader::Maxwell { + +[[nodiscard]] IR::Block Translate(Environment& env, const Flow::Block& flow_block); + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/ir_opt/dead_code_elimination_pass.cpp b/src/shader_recompiler/ir_opt/dead_code_elimination_pass.cpp new file mode 100644 index 000000000..bbaa412f6 --- /dev/null +++ b/src/shader_recompiler/ir_opt/dead_code_elimination_pass.cpp @@ -0,0 +1,23 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/microinstruction.h" +#include "shader_recompiler/ir_opt/passes.h" + +namespace Shader::Optimization { + +void DeadCodeEliminationPass(IR::Block& block) { + // We iterate over the instructions in reverse order. + // This is because removing an instruction reduces the number of uses for earlier instructions. + for (IR::Inst& inst : std::views::reverse(block)) { + if (!inst.HasUses() && !inst.MayHaveSideEffects()) { + inst.Invalidate(); + } + } +} + +} // namespace Shader::Optimization diff --git a/src/shader_recompiler/ir_opt/get_set_elimination_pass.cpp b/src/shader_recompiler/ir_opt/get_set_elimination_pass.cpp new file mode 100644 index 000000000..21b8526cd --- /dev/null +++ b/src/shader_recompiler/ir_opt/get_set_elimination_pass.cpp @@ -0,0 +1,87 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/microinstruction.h" +#include "shader_recompiler/ir_opt/passes.h" + +namespace Shader::Optimization { +namespace { +using Iterator = IR::Block::iterator; + +enum class TrackingType { + Reg, +}; + +struct RegisterInfo { + IR::Value register_value; + TrackingType tracking_type; + Iterator last_set_instruction; + bool set_instruction_present = false; +}; + +void DoSet(IR::Block& block, RegisterInfo& info, IR::Value value, Iterator set_inst, + TrackingType tracking_type) { + if (info.set_instruction_present) { + info.last_set_instruction->Invalidate(); + block.Instructions().erase(info.last_set_instruction); + } + info.register_value = value; + info.tracking_type = tracking_type; + info.set_instruction_present = true; + info.last_set_instruction = set_inst; +} + +RegisterInfo Nothing(Iterator get_inst, TrackingType tracking_type) { + RegisterInfo info{}; + info.register_value = IR::Value{&*get_inst}; + info.tracking_type = tracking_type; + return info; +} + +void DoGet(RegisterInfo& info, Iterator get_inst, TrackingType tracking_type) { + if (info.register_value.IsEmpty()) { + info = Nothing(get_inst, tracking_type); + return; + } + if (info.tracking_type == tracking_type) { + get_inst->ReplaceUsesWith(info.register_value); + return; + } + info = Nothing(get_inst, tracking_type); +} +} // Anonymous namespace + +void GetSetElimination(IR::Block& block) { + std::array reg_info; + + for (Iterator inst = block.begin(); inst != block.end(); ++inst) { + switch (inst->Opcode()) { + case IR::Opcode::GetRegister: { + const IR::Reg reg{inst->Arg(0).Reg()}; + if (reg == IR::Reg::RZ) { + break; + } + const size_t index{static_cast(reg)}; + DoGet(reg_info.at(index), inst, TrackingType::Reg); + break; + } + case IR::Opcode::SetRegister: { + const IR::Reg reg{inst->Arg(0).Reg()}; + if (reg == IR::Reg::RZ) { + break; + } + const size_t index{static_cast(reg)}; + DoSet(block, reg_info.at(index), inst->Arg(1), inst, TrackingType::Reg); + break; + } + default: + break; + } + } +} + +} // namespace Shader::Optimization diff --git a/src/shader_recompiler/ir_opt/identity_removal_pass.cpp b/src/shader_recompiler/ir_opt/identity_removal_pass.cpp new file mode 100644 index 000000000..f9bb063fb --- /dev/null +++ b/src/shader_recompiler/ir_opt/identity_removal_pass.cpp @@ -0,0 +1,37 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/microinstruction.h" +#include "shader_recompiler/ir_opt/passes.h" + +namespace Shader::Optimization { + +void IdentityRemovalPass(IR::Block& block) { + std::vector to_invalidate; + + for (auto inst = block.begin(); inst != block.end();) { + const size_t num_args{inst->NumArgs()}; + for (size_t i = 0; i < num_args; ++i) { + IR::Value arg; + while ((arg = inst->Arg(i)).IsIdentity()) { + inst->SetArg(i, arg.Inst()->Arg(0)); + } + } + if (inst->Opcode() == IR::Opcode::Identity || inst->Opcode() == IR::Opcode::Void) { + to_invalidate.push_back(&*inst); + inst = block.Instructions().erase(inst); + } else { + ++inst; + } + } + + for (IR::Inst* const inst : to_invalidate) { + inst->Invalidate(); + } +} + +} // namespace Shader::Optimization diff --git a/src/shader_recompiler/ir_opt/passes.h b/src/shader_recompiler/ir_opt/passes.h new file mode 100644 index 000000000..fe5454e9a --- /dev/null +++ b/src/shader_recompiler/ir_opt/passes.h @@ -0,0 +1,16 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "shader_recompiler/frontend/ir/basic_block.h" + +namespace Shader::Optimization { + +void DeadCodeEliminationPass(IR::Block& block); +void GetSetElimination(IR::Block& block); +void IdentityRemovalPass(IR::Block& block); +void VerificationPass(const IR::Block& block); + +} // namespace Shader::Optimization diff --git a/src/shader_recompiler/ir_opt/verification_pass.cpp b/src/shader_recompiler/ir_opt/verification_pass.cpp new file mode 100644 index 000000000..36d9ae39b --- /dev/null +++ b/src/shader_recompiler/ir_opt/verification_pass.cpp @@ -0,0 +1,50 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "shader_recompiler/exception.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/microinstruction.h" +#include "shader_recompiler/ir_opt/passes.h" + +namespace Shader::Optimization { + +static void ValidateTypes(const IR::Block& block) { + for (const IR::Inst& inst : block) { + const size_t num_args{inst.NumArgs()}; + for (size_t i = 0; i < num_args; ++i) { + const IR::Type t1{inst.Arg(i).Type()}; + const IR::Type t2{IR::ArgTypeOf(inst.Opcode(), i)}; + if (!IR::AreTypesCompatible(t1, t2)) { + throw LogicError("Invalid types in block:\n{}", IR::DumpBlock(block)); + } + } + } +} + +static void ValidateUses(const IR::Block& block) { + std::map actual_uses; + for (const IR::Inst& inst : block) { + const size_t num_args{inst.NumArgs()}; + for (size_t i = 0; i < num_args; ++i) { + const IR::Value arg{inst.Arg(i)}; + if (!arg.IsImmediate()) { + ++actual_uses[arg.Inst()]; + } + } + } + for (const auto [inst, uses] : actual_uses) { + if (inst->UseCount() != uses) { + throw LogicError("Invalid uses in block:\n{}", IR::DumpBlock(block)); + } + } +} + +void VerificationPass(const IR::Block& block) { + ValidateTypes(block); + ValidateUses(block); +} + +} // namespace Shader::Optimization diff --git a/src/shader_recompiler/main.cpp b/src/shader_recompiler/main.cpp new file mode 100644 index 000000000..39f0bf333 --- /dev/null +++ b/src/shader_recompiler/main.cpp @@ -0,0 +1,60 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include + +#include "shader_recompiler/file_environment.h" +#include "shader_recompiler/frontend/ir/basic_block.h" +#include "shader_recompiler/frontend/ir/ir_emitter.h" +#include "shader_recompiler/frontend/maxwell/control_flow.h" +#include "shader_recompiler/frontend/maxwell/decode.h" +#include "shader_recompiler/frontend/maxwell/location.h" +#include "shader_recompiler/frontend/maxwell/program.h" +#include "shader_recompiler/frontend/maxwell/translate/translate.h" + +using namespace Shader; +using namespace Shader::Maxwell; + +template +static void ForEachFile(const std::filesystem::path& path, Func&& func) { + std::filesystem::directory_iterator end; + for (std::filesystem::directory_iterator it{path}; it != end; ++it) { + if (std::filesystem::is_directory(*it)) { + ForEachFile(*it, func); + } else { + func(*it); + } + } +} + +void RunDatabase() { + std::vector> map; + ForEachFile("D:\\Shaders\\Database", [&](const std::filesystem::path& path) { + map.emplace_back(std::make_unique(path.string().c_str())); + }); + for (int i = 0; i < 1; ++i) { + for (auto& env : map) { + // fmt::print(stdout, "Decoding {}\n", path.string()); + const Location start_address{0}; + auto cfg{std::make_unique(*env, start_address)}; + // fmt::print(stdout, "{}\n", cfg.Dot()); + // IR::Program program{env, cfg}; + // Optimize(program); + // const std::string code{EmitGLASM(program)}; + } + } +} + +int main() { + // RunDatabase(); + + FileEnvironment env{"D:\\Shaders\\Database\\test.bin"}; + auto cfg{std::make_unique(env, 0)}; + // fmt::print(stdout, "{}\n", cfg->Dot()); + + Program program{env, *cfg}; + fmt::print(stdout, "{}\n", DumpProgram(program)); +}