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video_core/macro_interpreter: Move impl class to the cpp file
Keeps the implementation hidden from the intended API and lessens the header dependencies on the interpreter's header.
This commit is contained in:
Lioncash
parent
cfd9f7d25b
commit
81d1a1133d
2 changed files with 86 additions and 84 deletions
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@ -2,6 +2,9 @@
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <array>
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#include <optional>
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#include "common/assert.h"
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#include "common/logging/log.h"
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#include "common/microprofile.h"
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@ -11,16 +14,81 @@
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MICROPROFILE_DEFINE(MacroInterp, "GPU", "Execute macro interpreter", MP_RGB(128, 128, 192));
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namespace Tegra {
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MacroInterpreter::MacroInterpreter(Engines::Maxwell3D& maxwell3d_)
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: MacroEngine{maxwell3d_}, maxwell3d{maxwell3d_} {}
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namespace {
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class MacroInterpreterImpl final : public CachedMacro {
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public:
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explicit MacroInterpreterImpl(Engines::Maxwell3D& maxwell3d_, const std::vector<u32>& code_)
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: maxwell3d{maxwell3d_}, code{code_} {}
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std::unique_ptr<CachedMacro> MacroInterpreter::Compile(const std::vector<u32>& code) {
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return std::make_unique<MacroInterpreterImpl>(maxwell3d, code);
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}
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void Execute(const std::vector<u32>& params, u32 method) override;
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MacroInterpreterImpl::MacroInterpreterImpl(Engines::Maxwell3D& maxwell3d_,
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const std::vector<u32>& code_)
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: maxwell3d{maxwell3d_}, code{code_} {}
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private:
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/// Resets the execution engine state, zeroing registers, etc.
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void Reset();
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/**
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* Executes a single macro instruction located at the current program counter. Returns whether
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* the interpreter should keep running.
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*
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* @param is_delay_slot Whether the current step is being executed due to a delay slot in a
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* previous instruction.
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*/
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bool Step(bool is_delay_slot);
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/// Calculates the result of an ALU operation. src_a OP src_b;
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u32 GetALUResult(Macro::ALUOperation operation, u32 src_a, u32 src_b);
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/// Performs the result operation on the input result and stores it in the specified register
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/// (if necessary).
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void ProcessResult(Macro::ResultOperation operation, u32 reg, u32 result);
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/// Evaluates the branch condition and returns whether the branch should be taken or not.
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bool EvaluateBranchCondition(Macro::BranchCondition cond, u32 value) const;
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/// Reads an opcode at the current program counter location.
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Macro::Opcode GetOpcode() const;
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/// Returns the specified register's value. Register 0 is hardcoded to always return 0.
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u32 GetRegister(u32 register_id) const;
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/// Sets the register to the input value.
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void SetRegister(u32 register_id, u32 value);
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/// Sets the method address to use for the next Send instruction.
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void SetMethodAddress(u32 address);
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/// Calls a GPU Engine method with the input parameter.
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void Send(u32 value);
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/// Reads a GPU register located at the method address.
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u32 Read(u32 method) const;
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/// Returns the next parameter in the parameter queue.
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u32 FetchParameter();
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Engines::Maxwell3D& maxwell3d;
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/// Current program counter
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u32 pc{};
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/// Program counter to execute at after the delay slot is executed.
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std::optional<u32> delayed_pc;
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/// General purpose macro registers.
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std::array<u32, Macro::NUM_MACRO_REGISTERS> registers = {};
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/// Method address to use for the next Send instruction.
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Macro::MethodAddress method_address = {};
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/// Input parameters of the current macro.
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std::unique_ptr<u32[]> parameters;
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std::size_t num_parameters = 0;
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std::size_t parameters_capacity = 0;
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/// Index of the next parameter that will be fetched by the 'parm' instruction.
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u32 next_parameter_index = 0;
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bool carry_flag = false;
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const std::vector<u32>& code;
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};
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void MacroInterpreterImpl::Execute(const std::vector<u32>& params, u32 method) {
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MICROPROFILE_SCOPE(MacroInterp);
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@ -283,5 +351,13 @@ u32 MacroInterpreterImpl::FetchParameter() {
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ASSERT(next_parameter_index < num_parameters);
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return parameters[next_parameter_index++];
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}
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} // Anonymous namespace
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MacroInterpreter::MacroInterpreter(Engines::Maxwell3D& maxwell3d_)
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: MacroEngine{maxwell3d_}, maxwell3d{maxwell3d_} {}
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std::unique_ptr<CachedMacro> MacroInterpreter::Compile(const std::vector<u32>& code) {
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return std::make_unique<MacroInterpreterImpl>(maxwell3d, code);
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}
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} // namespace Tegra
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@ -3,10 +3,9 @@
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// Refer to the license.txt file included.
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#pragma once
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#include <array>
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#include <optional>
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#include <vector>
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#include "common/bit_field.h"
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#include "common/common_types.h"
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#include "video_core/macro/macro.h"
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@ -26,77 +25,4 @@ private:
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Engines::Maxwell3D& maxwell3d;
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};
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class MacroInterpreterImpl : public CachedMacro {
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public:
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explicit MacroInterpreterImpl(Engines::Maxwell3D& maxwell3d_, const std::vector<u32>& code_);
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void Execute(const std::vector<u32>& params, u32 method) override;
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private:
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/// Resets the execution engine state, zeroing registers, etc.
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void Reset();
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/**
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* Executes a single macro instruction located at the current program counter. Returns whether
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* the interpreter should keep running.
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*
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* @param is_delay_slot Whether the current step is being executed due to a delay slot in a
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* previous instruction.
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*/
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bool Step(bool is_delay_slot);
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/// Calculates the result of an ALU operation. src_a OP src_b;
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u32 GetALUResult(Macro::ALUOperation operation, u32 src_a, u32 src_b);
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/// Performs the result operation on the input result and stores it in the specified register
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/// (if necessary).
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void ProcessResult(Macro::ResultOperation operation, u32 reg, u32 result);
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/// Evaluates the branch condition and returns whether the branch should be taken or not.
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bool EvaluateBranchCondition(Macro::BranchCondition cond, u32 value) const;
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/// Reads an opcode at the current program counter location.
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Macro::Opcode GetOpcode() const;
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/// Returns the specified register's value. Register 0 is hardcoded to always return 0.
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u32 GetRegister(u32 register_id) const;
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/// Sets the register to the input value.
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void SetRegister(u32 register_id, u32 value);
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/// Sets the method address to use for the next Send instruction.
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void SetMethodAddress(u32 address);
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/// Calls a GPU Engine method with the input parameter.
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void Send(u32 value);
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/// Reads a GPU register located at the method address.
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u32 Read(u32 method) const;
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/// Returns the next parameter in the parameter queue.
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u32 FetchParameter();
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Engines::Maxwell3D& maxwell3d;
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/// Current program counter
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u32 pc;
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/// Program counter to execute at after the delay slot is executed.
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std::optional<u32> delayed_pc;
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/// General purpose macro registers.
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std::array<u32, Macro::NUM_MACRO_REGISTERS> registers = {};
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/// Method address to use for the next Send instruction.
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Macro::MethodAddress method_address = {};
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/// Input parameters of the current macro.
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std::unique_ptr<u32[]> parameters;
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std::size_t num_parameters = 0;
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std::size_t parameters_capacity = 0;
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/// Index of the next parameter that will be fetched by the 'parm' instruction.
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u32 next_parameter_index = 0;
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bool carry_flag = false;
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const std::vector<u32>& code;
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};
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} // namespace Tegra
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