mirror of
https://git.suyu.dev/suyu/sirit.git
synced 2024-12-23 12:42:06 +00:00
285 lines
7.9 KiB
C++
285 lines
7.9 KiB
C++
/* This file is part of the sirit project.
|
|
* Copyright (c) 2018 ReinUsesLisp
|
|
* This software may be used and distributed according to the terms of the GNU
|
|
* Lesser General Public License version 2.1 or any later version.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <cstdint>
|
|
#include <memory>
|
|
#include <optional>
|
|
#include <set>
|
|
#include <spirv/unified1/spirv.hpp11>
|
|
#include <variant>
|
|
#include <vector>
|
|
|
|
namespace Sirit {
|
|
|
|
constexpr std::uint32_t GENERATOR_MAGIC_NUMBER = 0;
|
|
|
|
class Op;
|
|
class Operand;
|
|
|
|
using Literal = std::variant<std::uint32_t, std::uint64_t, std::int32_t,
|
|
std::int64_t, float, double>;
|
|
using Id = const Op*;
|
|
|
|
class Module {
|
|
public:
|
|
explicit Module(std::uint32_t version = spv::Version);
|
|
~Module();
|
|
|
|
/**
|
|
* Assembles current module into a SPIR-V stream.
|
|
* It can be called multiple times but it's recommended to copy code
|
|
* externally.
|
|
* @return A stream of bytes representing a SPIR-V module.
|
|
*/
|
|
std::vector<std::uint8_t> Assemble() const;
|
|
|
|
/// Adds a module capability.
|
|
void AddCapability(spv::Capability capability);
|
|
|
|
/// Sets module memory model.
|
|
void SetMemoryModel(spv::AddressingModel addressing_model,
|
|
spv::MemoryModel memory_model);
|
|
|
|
/// Adds an entry point.
|
|
void AddEntryPoint(spv::ExecutionModel execution_model, Id entry_point,
|
|
const std::string& name,
|
|
const std::vector<Id>& interfaces = {});
|
|
|
|
/**
|
|
* Adds an instruction to module's code
|
|
* @param op Instruction to insert into code. Types and constants must not
|
|
* be emitted.
|
|
* @return Returns op.
|
|
*/
|
|
Id Emit(Id op);
|
|
|
|
/**
|
|
* Adds a global variable
|
|
* @param variable Global variable to add.
|
|
* @return Returns variable.
|
|
*/
|
|
Id AddGlobalVariable(Id variable);
|
|
|
|
// Types
|
|
|
|
/// Returns type void.
|
|
Id OpTypeVoid();
|
|
|
|
/// Returns type bool.
|
|
Id OpTypeBool();
|
|
|
|
/// Returns type integer.
|
|
Id OpTypeInt(int width, bool is_signed);
|
|
|
|
/// Returns type float.
|
|
Id OpTypeFloat(int width);
|
|
|
|
/// Returns type vector.
|
|
Id OpTypeVector(Id component_type, int component_count);
|
|
|
|
/// Returns type matrix.
|
|
Id OpTypeMatrix(Id column_type, int column_count);
|
|
|
|
/// Returns type image.
|
|
Id OpTypeImage(Id sampled_type, spv::Dim dim, int depth, bool arrayed,
|
|
bool ms, int sampled, spv::ImageFormat image_format,
|
|
std::optional<spv::AccessQualifier> access_qualifier = {});
|
|
|
|
/// Returns type sampler.
|
|
Id OpTypeSampler();
|
|
|
|
/// Returns type sampled image.
|
|
Id OpTypeSampledImage(Id image_type);
|
|
|
|
/// Returns type array.
|
|
Id OpTypeArray(Id element_type, Id length);
|
|
|
|
/// Returns type runtime array.
|
|
Id OpTypeRuntimeArray(Id element_type);
|
|
|
|
/// Returns type struct.
|
|
Id OpTypeStruct(const std::vector<Id>& members = {});
|
|
|
|
/// Returns type opaque.
|
|
Id OpTypeOpaque(const std::string& name);
|
|
|
|
/// Returns type pointer.
|
|
Id OpTypePointer(spv::StorageClass storage_class, Id type);
|
|
|
|
/// Returns type function.
|
|
Id OpTypeFunction(Id return_type, const std::vector<Id>& arguments = {});
|
|
|
|
/// Returns type event.
|
|
Id OpTypeEvent();
|
|
|
|
/// Returns type device event.
|
|
Id OpTypeDeviceEvent();
|
|
|
|
/// Returns type reserve id.
|
|
Id OpTypeReserveId();
|
|
|
|
/// Returns type queue.
|
|
Id OpTypeQueue();
|
|
|
|
/// Returns type pipe.
|
|
Id OpTypePipe(spv::AccessQualifier access_qualifier);
|
|
|
|
// Constant
|
|
|
|
/// Returns a true scalar constant.
|
|
Id OpConstantTrue(Id result_type);
|
|
|
|
/// Returns a false scalar constant.
|
|
Id OpConstantFalse(Id result_type);
|
|
|
|
/// Returns a numeric scalar constant.
|
|
Id OpConstant(Id result_type, const Literal& literal);
|
|
|
|
/// Returns a numeric scalar constant.
|
|
Id OpConstantComposite(Id result_type, const std::vector<Id>& constituents);
|
|
|
|
/// Returns a sampler constant.
|
|
Id OpConstantSampler(Id result_type,
|
|
spv::SamplerAddressingMode addressing_mode,
|
|
bool normalized, spv::SamplerFilterMode filter_mode);
|
|
|
|
/// Returns a null constant value.
|
|
Id OpConstantNull(Id result_type);
|
|
|
|
// Function
|
|
|
|
/// Declares a function.
|
|
Id OpFunction(Id result_type, spv::FunctionControlMask function_control,
|
|
Id function_type);
|
|
|
|
/// Ends a function.
|
|
Id OpFunctionEnd();
|
|
|
|
/// Call a function.
|
|
Id OpFunctionCall(Id result_type, Id function,
|
|
const std::vector<Id>& arguments = {});
|
|
|
|
// Flow
|
|
|
|
/// Declare a structured loop.
|
|
Id OpLoopMerge(Id merge_block, Id continue_target,
|
|
spv::LoopControlMask loop_control,
|
|
const std::vector<Id>& literals = {});
|
|
|
|
/// Declare a structured selection.
|
|
Id OpSelectionMerge(Id merge_block,
|
|
spv::SelectionControlMask selection_control);
|
|
|
|
/// The block label instruction: Any reference to a block is through this
|
|
/// ref.
|
|
Id OpLabel();
|
|
|
|
/// Unconditional jump to label.
|
|
Id OpBranch(Id target_label);
|
|
|
|
/// If condition is true branch to true_label, otherwise branch to
|
|
/// false_label.
|
|
Id OpBranchConditional(Id condition, Id true_label, Id false_label,
|
|
std::uint32_t true_weight = 0,
|
|
std::uint32_t false_weight = 0);
|
|
|
|
/// Returns with no value from a function with void return type.
|
|
Id OpReturn();
|
|
|
|
/// Return a value from a function.
|
|
Id OpReturnValue(Id value);
|
|
|
|
// Debug
|
|
|
|
/// Assign a name string to a reference.
|
|
/// @return target
|
|
Id Name(Id target, const std::string& name);
|
|
|
|
// Memory
|
|
|
|
/// Allocate an object in memory, resulting in a copy to it.
|
|
Id OpVariable(Id result_type, spv::StorageClass storage_class,
|
|
Id initializer = nullptr);
|
|
|
|
/// Load through a pointer.
|
|
Id OpLoad(Id result_type, Id pointer,
|
|
std::optional<spv::MemoryAccessMask> memory_access = {});
|
|
|
|
/// Store through a pointer.
|
|
Id OpStore(Id pointer, Id object,
|
|
std::optional<spv::MemoryAccessMask> memory_access = {});
|
|
|
|
/// Create a pointer into a composite object that can be used with OpLoad
|
|
/// and OpStore.
|
|
Id OpAccessChain(Id result_type, Id base,
|
|
const std::vector<Id>& indexes = {});
|
|
|
|
/// Make a copy of a composite object, while modifying one part of it.
|
|
Id OpCompositeInsert(Id result_type, Id object, Id composite,
|
|
const std::vector<Literal>& indexes = {});
|
|
|
|
// Annotation
|
|
|
|
/// Add a decoration to target.
|
|
Id Decorate(Id target, spv::Decoration decoration,
|
|
const std::vector<Literal>& literals = {});
|
|
|
|
Id MemberDecorate(Id structure_type, Literal member,
|
|
spv::Decoration decoration,
|
|
const std::vector<Literal>& literals = {});
|
|
|
|
// Misc
|
|
|
|
/// Make an intermediate object whose value is undefined.
|
|
Id OpUndef(Id result_type);
|
|
|
|
// Logical
|
|
|
|
/// Result is true if Operand is false. Result is false if Operand is true.
|
|
Id OpLogicalNot(Id result_type, Id operand);
|
|
|
|
private:
|
|
Id AddCode(std::unique_ptr<Op> op);
|
|
|
|
Id AddCode(spv::Op opcode, std::optional<std::uint32_t> id = {});
|
|
|
|
Id AddDeclaration(std::unique_ptr<Op> op);
|
|
|
|
Id AddAnnotation(std::unique_ptr<Op> op);
|
|
|
|
const std::uint32_t version;
|
|
|
|
std::uint32_t bound{1};
|
|
|
|
std::set<spv::Capability> capabilities;
|
|
|
|
std::set<std::string> extensions;
|
|
|
|
std::set<std::unique_ptr<Op>> ext_inst_import;
|
|
|
|
spv::AddressingModel addressing_model{spv::AddressingModel::Logical};
|
|
spv::MemoryModel memory_model{spv::MemoryModel::GLSL450};
|
|
|
|
std::vector<std::unique_ptr<Op>> entry_points;
|
|
|
|
std::vector<std::unique_ptr<Op>> execution_mode;
|
|
|
|
std::vector<std::unique_ptr<Op>> debug;
|
|
|
|
std::vector<std::unique_ptr<Op>> annotations;
|
|
|
|
std::vector<std::unique_ptr<Op>> declarations;
|
|
|
|
std::vector<Id> global_variables;
|
|
|
|
std::vector<Id> code;
|
|
|
|
std::vector<std::unique_ptr<Op>> code_store;
|
|
};
|
|
|
|
} // namespace Sirit
|