1114 lines
46 KiB
C++
Executable file
1114 lines
46 KiB
C++
Executable file
/* This file is part of the sirit project.
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* Copyright (c) 2019 sirit
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* This software may be used and distributed according to the terms of the
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* 3-Clause BSD License
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*/
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#pragma once
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#include <cstdint>
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#include <memory>
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#include <optional>
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#include <string>
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#include <unordered_set>
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#include <variant>
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#include <vector>
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#include <spirv/unified1/spirv.hpp11>
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namespace Sirit {
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constexpr std::uint32_t GENERATOR_MAGIC_NUMBER = 0;
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class Op;
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class Operand;
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using Literal =
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std::variant<std::uint32_t, std::uint64_t, std::int32_t, std::int64_t, float, double>;
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using Id = const Op*;
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class Module {
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public:
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explicit Module(std::uint32_t version = spv::Version);
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~Module();
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/**
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* Assembles current module into a SPIR-V stream.
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* It can be called multiple times but it's recommended to copy code
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* externally.
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* @return A stream of bytes representing a SPIR-V module.
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*/
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std::vector<std::uint32_t> Assemble() const;
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/// Adds a SPIR-V extension.
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void AddExtension(std::string extension_name);
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/// Adds a module capability.
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void AddCapability(spv::Capability capability);
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/// Sets module memory model.
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void SetMemoryModel(spv::AddressingModel addressing_model_, spv::MemoryModel memory_model_);
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/// Adds an entry point.
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void AddEntryPoint(spv::ExecutionModel execution_model, Id entry_point, std::string name,
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const std::vector<Id>& interfaces = {});
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/// Adds an entry point.
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template <typename... Ts>
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void AddEntryPoint(spv::ExecutionModel execution_model, Id entry_point, std::string name,
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Ts&&... interfaces) {
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AddEntryPoint(execution_model, std::move(entry_point), name, {interfaces...});
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}
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/// Declare an execution mode for an entry point.
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void AddExecutionMode(Id entry_point, spv::ExecutionMode mode,
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const std::vector<Literal>& literals = {});
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/// Declare an execution mode for an entry point.
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template <typename... Ts>
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void AddExecutionMode(Id entry_point, spv::ExecutionMode mode, Ts&&... literals) {
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AddExecutionMode(entry_point, mode, {literals...});
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}
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/**
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* Adds an existing label to the code
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* @param label Label to insert into code.
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* @return Returns label.
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*/
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Id AddLabel(Id label);
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/**
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* Adds a label to the code
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* @return Returns the created label.
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*/
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Id AddLabel() {
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return AddLabel(OpLabel());
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}
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/**
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* Adds a local variable to the code
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* @param variable Variable to insert into code.
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* @return Returns variable.
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*/
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Id AddLocalVariable(Id label);
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/**
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* Adds a global variable
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* @param variable Global variable to add.
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* @return Returns variable.
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*/
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Id AddGlobalVariable(Id variable);
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// Types
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/// Returns type void.
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Id TypeVoid();
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/// Returns type bool.
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Id TypeBool();
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/// Returns type integer.
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Id TypeInt(int width, bool is_signed);
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/// Returns type float.
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Id TypeFloat(int width);
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/// Returns type vector.
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Id TypeVector(Id component_type, int component_count);
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/// Returns type matrix.
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Id TypeMatrix(Id column_type, int column_count);
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/// Returns type image.
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Id TypeImage(Id sampled_type, spv::Dim dim, int depth, bool arrayed, bool ms, int sampled,
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spv::ImageFormat image_format,
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std::optional<spv::AccessQualifier> access_qualifier = {});
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/// Returns type sampler.
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Id TypeSampler();
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/// Returns type sampled image.
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Id TypeSampledImage(Id image_type);
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/// Returns type array.
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Id TypeArray(Id element_type, Id length);
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/// Returns type runtime array.
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Id TypeRuntimeArray(Id element_type);
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/// Returns type struct.
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Id TypeStruct(const std::vector<Id>& members = {});
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/// Returns type struct.
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template <typename... Ts>
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Id TypeStruct(Ts&&... members) {
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return TypeStruct({members...});
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}
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/// Returns type opaque.
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Id TypeOpaque(std::string name);
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/// Returns type pointer.
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Id TypePointer(spv::StorageClass storage_class, Id type);
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/// Returns type function.
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Id TypeFunction(Id return_type, const std::vector<Id>& arguments = {});
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/// Returns type function.
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template <typename... Ts>
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Id TypeFunction(Id return_type, Ts&&... arguments) {
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return OpTypeFunction(return_type, {arguments...});
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}
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/// Returns type event.
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Id TypeEvent();
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/// Returns type device event.
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Id TypeDeviceEvent();
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/// Returns type reserve id.
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Id TypeReserveId();
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/// Returns type queue.
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Id TypeQueue();
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/// Returns type pipe.
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Id TypePipe(spv::AccessQualifier access_qualifier);
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// Constant
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/// Returns a true scalar constant.
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Id ConstantTrue(Id result_type);
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/// Returns a false scalar constant.
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Id ConstantFalse(Id result_type);
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/// Returns a numeric scalar constant.
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Id Constant(Id result_type, const Literal& literal);
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/// Returns a numeric scalar constant.
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Id ConstantComposite(Id result_type, const std::vector<Id>& constituents);
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/// Returns a numeric scalar constant.
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template <typename... Ts>
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Id ConstantComposite(Id result_type, Ts&&... constituents) {
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return ConstantComposite(result_type, {constituents...});
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}
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/// Returns a sampler constant.
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Id ConstantSampler(Id result_type, spv::SamplerAddressingMode addressing_mode, bool normalized,
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spv::SamplerFilterMode filter_mode);
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/// Returns a null constant value.
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Id ConstantNull(Id result_type);
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// Function
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/// Declares a function.
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Id OpFunction(Id result_type, spv::FunctionControlMask function_control, Id function_type);
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/// Ends a function.
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Id OpFunctionEnd();
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/// Call a function.
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Id OpFunctionCall(Id result_type, Id function, const std::vector<Id>& arguments = {});
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/// Call a function.
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template <typename... Ts>
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Id OpFunctionCall(Id result_type, Id function, Ts&&... arguments) {
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return OpFunctionCall(result_type, function, {arguments...});
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}
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// Flow
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/// Declare a structured loop.
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Id OpLoopMerge(Id merge_block, Id continue_target, spv::LoopControlMask loop_control,
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const std::vector<Id>& literals = {});
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/// Declare a structured loop.
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template <typename... Ts>
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Id OpLoopMerge(Id merge_block, Id continue_target, spv::LoopControlMask loop_control,
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Ts&&... literals) {
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return OpLoopMerge(merge_block, continue_target, loop_control, {literals...});
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}
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/// Declare a structured selection.
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Id OpSelectionMerge(Id merge_block, spv::SelectionControlMask selection_control);
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/// The block label instruction: Any reference to a block is through this ref.
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Id OpLabel();
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/// The block label instruction: Any reference to a block is through this ref.
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Id OpLabel(std::string label_name) {
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return Name(OpLabel(), std::move(label_name));
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}
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/// Unconditional jump to label.
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Id OpBranch(Id target_label);
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/// If condition is true branch to true_label, otherwise branch to
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/// false_label.
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Id OpBranchConditional(Id condition, Id true_label, Id false_label,
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std::uint32_t true_weight = 0, std::uint32_t false_weight = 0);
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/// Multi-way branch to one of the operand label.
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Id OpSwitch(Id selector, Id default_label, const std::vector<Literal>& literals,
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const std::vector<Id>& labels);
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/// Returns with no value from a function with void return type.
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Id OpReturn();
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/// Return a value from a function.
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Id OpReturnValue(Id value);
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/// Fragment-shader discard.
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Id OpKill();
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// Debug
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/// Assign a name string to a reference.
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/// @return target
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Id Name(Id target, std::string name);
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/// Assign a name string to a member of a structure type.
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/// @return type
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Id MemberName(Id type, std::uint32_t member, std::string name);
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/// Assign a Result <id> to a string for use by other debug instructions.
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Id String(std::string string);
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/// Add source-level location information
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Id OpLine(Id file, Literal line, Literal column);
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// Memory
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/// Allocate an object in memory, resulting in a copy to it.
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Id OpVariable(Id result_type, spv::StorageClass storage_class, Id initializer = nullptr);
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/// Form a pointer to a texel of an image. Use of such a pointer is limited to atomic operations.
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Id OpImageTexelPointer(Id result_type, Id image, Id coordinate, Id sample);
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/// Load through a pointer.
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Id OpLoad(Id result_type, Id pointer, std::optional<spv::MemoryAccessMask> memory_access = {});
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/// Store through a pointer.
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Id OpStore(Id pointer, Id object, std::optional<spv::MemoryAccessMask> memory_access = {});
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/// Create a pointer into a composite object that can be used with OpLoad and OpStore.
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Id OpAccessChain(Id result_type, Id base, const std::vector<Id>& indexes = {});
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/// Create a pointer into a composite object that can be used with OpLoad and OpStore.
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template <typename... Ts>
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Id OpAccessChain(Id result_type, Id base, Ts&&... indexes) {
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return OpAccessChain(result_type, base, {indexes...});
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}
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/// Extract a single, dynamically selected, component of a vector.
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Id OpVectorExtractDynamic(Id result_type, Id vector, Id index);
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/// Make a copy of a vector, with a single, variably selected, component modified.
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Id OpVectorInsertDynamic(Id result_type, Id vector, Id component, Id index);
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/// Make a copy of a composite object, while modifying one part of it.
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Id OpCompositeInsert(Id result_type, Id object, Id composite,
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const std::vector<Literal>& indexes = {});
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/// Make a copy of a composite object, while modifying one part of it.
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template <typename... Ts>
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Id OpCompositeInsert(Id result_type, Id object, Id composite, Ts&&... indexes) {
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return OpCompositeInsert(result_type, object, composite, {indexes...});
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}
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/// Extract a part of a composite object.
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Id OpCompositeExtract(Id result_type, Id composite, const std::vector<Literal>& indexes = {});
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/// Extract a part of a composite object.
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template <typename... Ts>
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Id OpCompositeExtract(Id result_type, Id composite, Ts&&... indexes) {
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return OpCompositeExtract(result_type, composite, {indexes...});
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}
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/// Construct a new composite object from a set of constituent objects that will fully form it.
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Id OpCompositeConstruct(Id result_type, const std::vector<Id>& ids);
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/// Construct a new composite object from a set of constituent objects that will fully form it.
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template <typename... Ts>
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Id OpCompositeConstruct(Id result_type, Ts&&... ids) {
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return OpCompositeConstruct(result_type, {ids...});
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}
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// Annotation
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/// Add a decoration to target.
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Id Decorate(Id target, spv::Decoration decoration, const std::vector<Literal>& literals = {});
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/// Add a decoration to target.
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template <typename... Ts>
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Id Decorate(Id target, spv::Decoration decoration, Ts&&... literals) {
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return Decorate(target, decoration, {literals...});
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}
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Id MemberDecorate(Id structure_type, Literal member, spv::Decoration decoration,
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const std::vector<Literal>& literals = {});
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template <typename... Ts>
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Id MemberDecorate(Id structure_type, Literal member, spv::Decoration decoration,
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Ts&&... literals) {
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return MemberDecorate(structure_type, member, decoration, {literals...});
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}
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// Misc
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/// Make an intermediate object whose value is undefined.
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Id OpUndef(Id result_type);
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/// Emits the current values of all output variables to the current output primitive.
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Id OpEmitVertex();
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/// Finish the current primitive and start a new one. No vertex is emitted.
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Id OpEndPrimitive();
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// Barrier
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/// Wait for other invocations of this module to reach the current point of execution.
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Id OpControlBarrier(Id execution, Id memory, Id semantics);
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/// Control the order that memory accesses are observed.
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Id OpMemoryBarrier(Id scope, Id semantics);
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// Logical
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/// Result is true if any component of Vector is true, otherwise result is false.
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Id OpAny(Id result_type, Id vector);
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/// Result is true if all components of Vector are true, otherwise result is false.
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Id OpAll(Id result_type, Id vector);
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/// Result is true if x is an IEEE NaN, otherwise result is false.
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Id OpIsNan(Id result_type, Id operand);
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/// Result is true if x is an IEEE Inf, otherwise result is false.
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Id OpIsInf(Id result_type, Id operand);
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/// Result is true if Operand 1 and Operand 2 have the same value. Result is false if Operand 1
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/// and Operand 2 have different values.
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Id OpLogicalEqual(Id result_type, Id operand_1, Id operand_2);
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/// Result is true if Operand 1 and Operand 2 have different values. Result is false if Operand
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/// 1 and Operand 2 have the same value.
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Id OpLogicalNotEqual(Id result_type, Id operand_1, Id operand_2);
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/// Result is true if either Operand 1 or Operand 2 is true. Result is false if both Operand 1
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/// and Operand 2 are false.
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Id OpLogicalOr(Id result_type, Id operand_1, Id operand_2);
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/// Result is true if both Operand 1 and Operand 2 are true. Result is false if either Operand 1
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/// or Operand 2 are false.
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Id OpLogicalAnd(Id result_type, Id operand_1, Id operand_2);
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/// Result is true if Operand is false. Result is false if Operand is true.
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Id OpLogicalNot(Id result_type, Id operand);
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/// Select components from two objects.
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Id OpSelect(Id result_type, Id condition, Id operand_1, Id operand_2);
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/// Integer comparison for equality.
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Id OpIEqual(Id result_type, Id operand_1, Id operand_2);
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/// Integer comparison for inequality.
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Id OpINotEqual(Id result_type, Id operand_1, Id operand_2);
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/// Unsigned-integer comparison if Operand 1 is greater than Operand 2.
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Id OpUGreaterThan(Id result_type, Id operand_1, Id operand_2);
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/// Signed-integer comparison if Operand 1 is greater than Operand 2.
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Id OpSGreaterThan(Id result_type, Id operand_1, Id operand_2);
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/// Unsigned-integer comparison if Operand 1 is greater than or equal to Operand 2.
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Id OpUGreaterThanEqual(Id result_type, Id operand_1, Id operand_2);
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/// Signed-integer comparison if Operand 1 is greater than or equal to Operand 2.
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Id OpSGreaterThanEqual(Id result_type, Id operand_1, Id operand_2);
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/// Unsigned-integer comparison if Operand 1 is less than Operand 2.
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Id OpULessThan(Id result_type, Id operand_1, Id operand_2);
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/// Signed-integer comparison if Operand 1 is less than Operand 2.
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Id OpSLessThan(Id result_type, Id operand_1, Id operand_2);
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/// Unsigned-integer comparison if Operand 1 is less than or equal to Operand 2.
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Id OpULessThanEqual(Id result_type, Id operand_1, Id operand_2);
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/// Signed-integer comparison if Operand 1 is less than or equal to Operand 2.
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Id OpSLessThanEqual(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison for being ordered and equal.
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Id OpFOrdEqual(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison for being unordered or equal.
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Id OpFUnordEqual(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison for being ordered and not equal.
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Id OpFOrdNotEqual(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison for being unordered or not equal.
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Id OpFUnordNotEqual(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison if operands are ordered and Operand 1 is less than Operand 2.
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Id OpFOrdLessThan(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison if operands are unordered or Operand 1 is less than Operand 2.
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Id OpFUnordLessThan(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison if operands are ordered and Operand 1 is greater than Operand 2.
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Id OpFOrdGreaterThan(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison if operands are unordered or Operand 1 is greater than Operand 2.
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Id OpFUnordGreaterThan(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison if operands are ordered and Operand 1 is less than or equal to
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/// Operand 2.
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Id OpFOrdLessThanEqual(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison if operands are unordered or Operand 1 is less than or equal to
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/// Operand 2.
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Id OpFUnordLessThanEqual(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison if operands are ordered and Operand 1 is greater than or equal to
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/// Operand 2.
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Id OpFOrdGreaterThanEqual(Id result_type, Id operand_1, Id operand_2);
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/// Floating-point comparison if operands are unordered or Operand 1 is greater than or equal to
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/// Operand 2.
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Id OpFUnordGreaterThanEqual(Id result_type, Id operand_1, Id operand_2);
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// Conversion
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/// Convert (value preserving) from floating point to unsigned integer, with round toward 0.0.
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Id OpConvertFToU(Id result_type, Id operand);
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/// Convert (value preserving) from floating point to signed integer, with round toward 0.0.
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Id OpConvertFToS(Id result_type, Id operand);
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/// Convert (value preserving) from signed integer to floating point.
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Id OpConvertSToF(Id result_type, Id operand);
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/// Convert (value preserving) from unsigned integer to floating point.
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Id OpConvertUToF(Id result_type, Id operand);
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/// Convert (value preserving) unsigned width. This is either a truncate or a zero extend.
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Id OpUConvert(Id result_type, Id operand);
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/// Convert (value preserving) signed width. This is either a truncate or a sign extend.
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Id OpSConvert(Id result_type, Id operand);
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/// Convert (value preserving) floating-point width.
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Id OpFConvert(Id result_type, Id operand);
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/// Quantize a floating-point value to what is expressible by a 16-bit floating-point value.
|
|
Id OpQuantizeToF16(Id result_type, Id operand);
|
|
|
|
/// Bit pattern-preserving type conversion.
|
|
Id OpBitcast(Id result_type, Id operand);
|
|
|
|
// Bit
|
|
|
|
/// Shift the bits in Base right by the number of bits specified in Shift.
|
|
/// The most-significant bits will be zero filled.
|
|
Id OpShiftRightLogical(Id result_type, Id base, Id shift);
|
|
|
|
/// Shift the bits in Base right by the number of bits specified in Shift.
|
|
/// The most-significant bits will be filled with the sign bit from Base.
|
|
Id OpShiftRightArithmetic(Id result_type, Id base, Id shift);
|
|
|
|
/// Shift the bits in Base left by the number of bits specified in Shift.
|
|
/// The least-significant bits will be zero filled.
|
|
Id OpShiftLeftLogical(Id result_type, Id base, Id shift);
|
|
|
|
/// Does a bitwise Or between operands 1 and 2.
|
|
Id OpBitwiseOr(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Does a bitwise Xor between operands 1 and 2.
|
|
Id OpBitwiseXor(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Result is 1 if both Operand 1 and Operand 2 are 1. Result is 0 if either
|
|
/// Operand 1 or Operand 2 are 0.
|
|
Id OpBitwiseAnd(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Does a bitwise Not on the operand.
|
|
Id OpNot(Id result_type, Id operand);
|
|
|
|
/// Make a copy of an object, with a modified bit field that comes from another object.
|
|
Id OpBitFieldInsert(Id result_type, Id base, Id insert, Id offset, Id count);
|
|
|
|
/// Extract a bit field from an object, with sign extension.
|
|
Id OpBitFieldSExtract(Id result_type, Id base, Id offset, Id count);
|
|
|
|
/// Extract a bit field from an object, without sign extension.
|
|
Id OpBitFieldUExtract(Id result_type, Id base, Id offset, Id count);
|
|
|
|
/// Reverse the bits in an object.
|
|
Id OpBitReverse(Id result_type, Id base);
|
|
|
|
/// Count the number of set bits in an object.
|
|
Id OpBitCount(Id result_type, Id base);
|
|
|
|
// Arithmetic
|
|
|
|
/// Floating-point subtract of Operand from zero.
|
|
Id OpSNegate(Id result_type, Id operand);
|
|
|
|
/// Floating-point subtract of Operand from zero.
|
|
Id OpFNegate(Id result_type, Id operand);
|
|
|
|
/// Integer addition of Operand 1 and Operand 2.
|
|
Id OpIAdd(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Floating-point addition of Operand 1 and Operand 2.
|
|
Id OpFAdd(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Integer substraction of Operand 1 and Operand 2.
|
|
Id OpISub(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Floating-point substraction of Operand 1 and Operand 2.
|
|
Id OpFSub(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Integer multiplication of Operand 1 and Operand 2.
|
|
Id OpIMul(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Floating-point multiplication of Operand 1 and Operand 2.
|
|
Id OpFMul(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Unsigned-integer division of Operand 1 divided by Operand 2.
|
|
Id OpUDiv(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// signed-integer division of Operand 1 divided by Operand 2.
|
|
Id OpSDiv(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Floating-point division of Operand 1 divided by Operand 2.
|
|
Id OpFDiv(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Unsigned modulo operation of Operand 1 modulo Operand 2.
|
|
Id OpUMod(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Signed modulo operation of Operand 1 modulo Operand 2.
|
|
Id OpSMod(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Floating-point modulo operation of Operand 1 modulo Operand 2.
|
|
Id OpFMod(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Signed reminder operation of Operand 1 modulo Operand 2.
|
|
Id OpSRem(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Floating-point reminder operation of Operand 1 modulo Operand 2.
|
|
Id OpFRem(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
/// Result is the unsigned integer addition of Operand 1 and Operand 2, including its carry.
|
|
Id OpIAddCarry(Id result_type, Id operand_1, Id operand_2);
|
|
|
|
// Extensions
|
|
|
|
/// Execute an instruction in an imported set of extended instructions.
|
|
Id OpExtInst(Id result_type, Id set, std::uint32_t instruction,
|
|
const std::vector<Id>& operands);
|
|
|
|
/// Execute an instruction in an imported set of extended instructions.
|
|
template <typename... Ts>
|
|
Id OpExtInst(Id result_type, Id set, std::uint32_t instruction, Ts&&... operands) {
|
|
return OpExtInst(result_type, set, instruction, {operands...});
|
|
}
|
|
|
|
/// Result is x if x >= 0; otherwise result is -x.
|
|
Id OpFAbs(Id result_type, Id x);
|
|
|
|
/// Result is x if x >= 0; otherwise result is -x.
|
|
Id OpSAbs(Id result_type, Id x);
|
|
|
|
/// Result is the value equal to the nearest whole number to x. The fraction 0.5 will round in a
|
|
/// direction chosen by the implementation, presumably the direction that is fastest.
|
|
Id OpRound(Id result_type, Id x);
|
|
|
|
/// Result is the value equal to the nearest whole number to x. A fractional part of 0.5 will
|
|
/// round toward the nearest even whole number.
|
|
Id OpRoundEven(Id result_type, Id x);
|
|
|
|
/// Result is the value equal to the nearest whole number to x whose absolute value is not
|
|
/// larger than the absolute value of x.
|
|
Id OpTrunc(Id result_type, Id x);
|
|
|
|
/// Result is 1.0 if x > 0, 0.0 if x = 0, or -1.0 if x < 0.
|
|
Id OpFSign(Id result_type, Id x);
|
|
|
|
/// Result is 1 if x > 0, 0 if x = 0, or -1 if x < 0, where x is interpreted as a signed
|
|
/// integer.
|
|
Id OpSSign(Id result_type, Id x);
|
|
|
|
/// Result is the value equal to the nearest whole number that is less than or equal to x.
|
|
Id OpFloor(Id result_type, Id x);
|
|
|
|
/// Result is the value equal to the nearest whole number that is greater than or equal to x.
|
|
Id OpCeil(Id result_type, Id x);
|
|
|
|
/// Result is x - floor x.
|
|
Id OpFract(Id result_type, Id x);
|
|
|
|
/// The standard trigonometric sine of x radians.
|
|
Id OpSin(Id result_type, Id x);
|
|
|
|
/// The standard trigonometric cosine of x radians.
|
|
Id OpCos(Id result_type, Id x);
|
|
|
|
/// Arc sine. Result is an angle, in radians, whose sine is x. The range of result values is
|
|
/// [-pi / 2, pi / 2]. Result is undefined if abs x > 1.
|
|
Id OpAsin(Id result_type, Id x);
|
|
|
|
/// Arc cosine. Result is an angle, in radians, whose cosine is x. The range of result values is
|
|
/// [0, pi]. Result is undefined if abs x > 1.
|
|
Id OpAcos(Id result_type, Id x);
|
|
|
|
/// Result is x raised to the y power. Result is undefined if x < 0. Result is undefined if x =
|
|
/// 0 and y <= 0.
|
|
Id OpPow(Id result_type, Id x, Id y);
|
|
|
|
/// Result is the natural exponentiation of x.
|
|
Id OpExp(Id result_type, Id x);
|
|
|
|
/// Result is the natural logarithm of x. Result is undefined if x <= 0.
|
|
Id OpLog(Id result_type, Id x);
|
|
|
|
/// Result is 2 raised to the x power.
|
|
Id OpExp2(Id result_type, Id x);
|
|
|
|
/// Result is the base-2 logarithm of x. Result is undefined if x <= 0.
|
|
Id OpLog2(Id result_type, Id x);
|
|
|
|
/// Result is the square root of x. Result is undefined if x < 0.
|
|
Id OpSqrt(Id result_type, Id x);
|
|
|
|
/// Result is the reciprocal of sqrt x. Result is undefined if x <= 0.
|
|
Id OpInverseSqrt(Id result_type, Id x);
|
|
|
|
/// Result is y if y < x; otherwise result is x. Which operand is the result is undefined if one
|
|
/// of the operands is a NaN.
|
|
Id OpFMin(Id result_type, Id x, Id y);
|
|
|
|
/// Result is y if y < x; otherwise result is x, where x and y are interpreted as unsigned
|
|
/// integers.
|
|
Id OpUMin(Id result_type, Id x, Id y);
|
|
|
|
/// Result is y if y < x; otherwise result is x, where x and y are interpreted as signed
|
|
/// integers.
|
|
Id OpSMin(Id result_type, Id x, Id y);
|
|
|
|
/// Result is y if x < y; otherwise result is x. Which operand is the result is undefined if one
|
|
/// of the operands is a NaN.
|
|
Id OpFMax(Id result_type, Id x, Id y);
|
|
|
|
/// Result is y if x < y; otherwise result is x, where x and y are interpreted as unsigned
|
|
/// integers.
|
|
Id OpUMax(Id result_type, Id x, Id y);
|
|
|
|
/// Result is y if x < y; otherwise result is x, where x and y are interpreted as signed
|
|
/// integers.
|
|
Id OpSMax(Id result_type, Id x, Id y);
|
|
|
|
/// Result is min(max(x, minVal), maxVal). Result is undefined if minVal > maxVal.The semantics
|
|
/// used by min() and max() are those of FMin and FMax.
|
|
Id OpFClamp(Id result_type, Id x, Id min_val, Id max_val);
|
|
|
|
/// Result is min(max(x, minVal), maxVal), where x, minVal and maxVal are interpreted as
|
|
/// unsigned integers. Result is undefined if minVal > maxVal.
|
|
Id OpUClamp(Id result_type, Id x, Id min_val, Id max_val);
|
|
|
|
/// Result is min(max(x, minVal), maxVal), where x, minVal and maxVal are interpreted as signed
|
|
/// integers. Result is undefined if minVal > maxVal.
|
|
Id OpSClamp(Id result_type, Id x, Id min_val, Id max_val);
|
|
|
|
/// Computes a * b + c.
|
|
Id OpFma(Id result_type, Id a, Id b, Id c);
|
|
|
|
/// Result is the unsigned integer obtained by converting the components of a two-component
|
|
/// floating-point vector to the 16-bit OpTypeFloat, and then packing these two 16-bit integers
|
|
/// into a 32-bit unsigned integer.
|
|
Id OpPackHalf2x16(Id result_type, Id v);
|
|
|
|
/// Result is the two-component floating-point vector with components obtained by unpacking a
|
|
/// 32-bit unsigned integer into a pair of 16-bit values.
|
|
Id OpUnpackHalf2x16(Id result_type, Id v);
|
|
|
|
/// Integer least-significant bit.
|
|
Id OpFindILsb(Id result_type, Id value);
|
|
|
|
/// Signed-integer most-significant bit, with value interpreted as a signed integer.
|
|
Id OpFindSMsb(Id result_type, Id value);
|
|
|
|
/// Unsigned-integer most-significant bit.
|
|
Id OpFindUMsb(Id result_type, Id value);
|
|
|
|
/// Result is the value of the input interpolant sampled at a location inside both the pixel and
|
|
/// the primitive being processed.
|
|
Id OpInterpolateAtCentroid(Id result_type, Id interpolant);
|
|
|
|
/// Result is the value of the input interpolant variable at the location of sample number
|
|
/// sample.
|
|
Id OpInterpolateAtSample(Id result_type, Id interpolant, Id sample);
|
|
|
|
/// Result is the value of the input interpolant variable sampled at an offset from the center
|
|
/// of the pixel specified by offset.
|
|
Id OpInterpolateAtOffset(Id result_type, Id interpolant, Id offset);
|
|
|
|
// Image
|
|
|
|
/// Create a sampled image, containing both a sampler and an image.
|
|
Id OpSampledImage(Id result_type, Id image, Id sampler);
|
|
|
|
/// Sample an image with an implicit level of detail.
|
|
Id OpImageSampleImplicitLod(Id result_type, Id sampled_image, Id coordinate,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Sample an image with an implicit level of detail.
|
|
template <typename... Ts>
|
|
Id OpImageSampleImplicitLod(Id result_type, Id sampled_image, Id coordinate,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageSampleImplicitLod(result_type, sampled_image, coordinate, image_operands,
|
|
{operands...});
|
|
}
|
|
|
|
/// Sample an image using an explicit level of detail.
|
|
Id OpImageSampleExplicitLod(Id result_type, Id sampled_image, Id coordinate,
|
|
spv::ImageOperandsMask image_operands,
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Sample an image using an explicit level of detail.
|
|
template <typename... Ts>
|
|
Id OpImageSampleExplicitLod(Id result_type, Id sampled_image, Id coordinate,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageSampleExplicitLod(result_type, sampled_image, coordinate, image_operands,
|
|
{operands...});
|
|
}
|
|
|
|
/// Sample an image doing depth-comparison with an implicit level of detail.
|
|
Id OpImageSampleDrefImplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Sample an image doing depth-comparison with an implicit level of detail.
|
|
template <typename... Ts>
|
|
Id OpImageSampleDrefImplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageSampleDrefImplicitLod(result_type, sampled_image, coordinate, dref,
|
|
image_operands, {operands...});
|
|
}
|
|
|
|
/// Sample an image doing depth-comparison using an explicit level of detail.
|
|
Id OpImageSampleDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
spv::ImageOperandsMask image_operands,
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Sample an image doing depth-comparison using an explicit level of detail.
|
|
template <typename... Ts>
|
|
Id OpImageSampleDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageSampleDrefExplicitLod(result_type, sampled_image, coordinate, dref,
|
|
image_operands, {operands...});
|
|
}
|
|
|
|
/// Sample an image with with a project coordinate and an implicit level of detail.
|
|
Id OpImageSampleProjImplicitLod(Id result_type, Id sampled_image, Id coordinate,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Sample an image with with a project coordinate and an implicit level of detail.
|
|
template <typename... Ts>
|
|
Id OpImageSampleProjImplicitLod(Id result_type, Id sampled_image, Id coordinate,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageSampleProjImplicitLod(result_type, sampled_image, coordinate, image_operands,
|
|
{operands...});
|
|
}
|
|
|
|
/// Sample an image with a project coordinate using an explicit level of detail.
|
|
Id OpImageSampleProjExplicitLod(Id result_type, Id sampled_image, Id coordinate,
|
|
spv::ImageOperandsMask image_operands,
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Sample an image with a project coordinate using an explicit level of detail.
|
|
template <typename... Ts>
|
|
Id OpImageSampleProjExplicitLod(Id result_type, Id sampled_image, Id coordinate,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageSampleProjExplicitLod(result_type, sampled_image, coordinate, image_operands,
|
|
{operands...});
|
|
}
|
|
|
|
/// Sample an image with a project coordinate, doing depth-comparison, with an implicit level of
|
|
/// detail.
|
|
Id OpImageSampleProjDrefImplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Sample an image with a project coordinate, doing depth-comparison, with an implicit level of
|
|
/// detail.
|
|
template <typename... Ts>
|
|
Id OpImageSampleProjDrefImplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageSampleProjDrefImplicitLod(result_type, sampled_image, coordinate, dref,
|
|
image_operands, {operands...});
|
|
}
|
|
|
|
/// Sample an image with a project coordinate, doing depth-comparison, using an explicit level
|
|
/// of detail.
|
|
Id OpImageSampleProjDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
spv::ImageOperandsMask image_operands,
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Sample an image with a project coordinate, doing depth-comparison, using an explicit level
|
|
/// of detail.
|
|
template <typename... Ts>
|
|
Id OpImageSampleProjDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageSampleProjDrefExplicitLod(result_type, sampled_image, coordinate, dref,
|
|
image_operands, {operands...});
|
|
}
|
|
|
|
/// Fetch a single texel from an image whose Sampled operand is 1.
|
|
Id OpImageFetch(Id result_type, Id sampled_image, Id coordinate,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Fetch a single texel from an image whose Sampled operand is 1.
|
|
template <typename... Ts>
|
|
Id OpImageFetch(Id result_type, Id sampled_image, Id coordinate,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageFetch(result_type, sampled_image, coordinate, image_operands, {operands...});
|
|
}
|
|
|
|
/// Gathers the requested component from four texels.
|
|
Id OpImageGather(Id result_type, Id sampled_image, Id coordinate, Id component,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Gathers the requested component from four texels.
|
|
template <typename... Ts>
|
|
Id OpImageGather(Id result_type, Id sampled_image, Id coordinate, Id component,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageGather(result_type, sampled_image, coordinate, component, image_operands,
|
|
{operands...});
|
|
}
|
|
|
|
/// Gathers the requested depth-comparison from four texels.
|
|
Id OpImageDrefGather(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Gathers the requested depth-comparison from four texels.
|
|
template <typename... Ts>
|
|
Id OpImageDrefGather(Id result_type, Id sampled_image, Id coordinate, Id dref,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageDrefGather(result_type, sampled_image, coordinate, dref, image_operands,
|
|
{operands...});
|
|
}
|
|
|
|
/// Read a texel from an image without a sampler.
|
|
Id OpImageRead(Id result_type, Id sampled_image, Id coordinate,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Read a texel from an image without a sampler.
|
|
template <typename... Ts>
|
|
Id OpImageRead(Id result_type, Id sampled_image, Id coordinate,
|
|
spv::ImageOperandsMask image_operands, Ts&&... operands) {
|
|
return OpImageRead(result_type, sampled_image, coordinate, image_operands, {operands...});
|
|
}
|
|
|
|
/// Write a texel to an image without a sampler.
|
|
Id OpImageWrite(Id image, Id coordinate, Id texel,
|
|
std::optional<spv::ImageOperandsMask> image_operands = {},
|
|
const std::vector<Id>& operands = {});
|
|
|
|
/// Write a texel to an image without a sampler.
|
|
template <typename... Ts>
|
|
Id OpImageWrite(Id image, Id coordinate, Id texel, spv::ImageOperandsMask image_operands,
|
|
Ts&&... operands) {
|
|
return OpImageWrite(image, coordinate, texel, image_operands, {operands...});
|
|
}
|
|
|
|
/// Extract the image from a sampled image.
|
|
Id OpImage(Id result_type, Id sampled_image);
|
|
|
|
/// Query the dimensions of Image for mipmap level for Level of Detail.
|
|
Id OpImageQuerySizeLod(Id result_type, Id image, Id level_of_detail);
|
|
|
|
/// Query the dimensions of Image, with no level of detail.
|
|
Id OpImageQuerySize(Id result_type, Id image);
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|
|
|
/// Query the mipmap level and the level of detail for a hypothetical sampling of Image at
|
|
/// Coordinate using an implicit level of detail.
|
|
Id OpImageQueryLod(Id result_type, Id image, Id coordinate);
|
|
|
|
/// Query the number of mipmap levels accessible through Image.
|
|
Id OpImageQueryLevels(Id result_type, Id image);
|
|
|
|
/// Query the number of samples available per texel fetch in a multisample image.
|
|
Id OpImageQuerySamples(Id result_type, Id image);
|
|
|
|
// Group
|
|
|
|
/// Computes a bitfield value combining the Predicate value from all invocations in the current
|
|
/// Subgroup that execute the same dynamic instance of this instruction.
|
|
Id OpSubgroupBallotKHR(Id result_type, Id predicate);
|
|
|
|
/// Return the value from the invocation in the subgroup with an invocation ID equal to index.
|
|
/// The index must be the same for all active invocations in the subgroup, otherwise the results
|
|
/// are undefined.
|
|
Id OpSubgroupReadInvocationKHR(Id result_type, Id value, Id index);
|
|
|
|
/// TBD
|
|
Id OpSubgroupAllKHR(Id result_type, Id predicate);
|
|
|
|
/// TBD
|
|
Id OpSubgroupAnyKHR(Id result_type, Id predicate);
|
|
|
|
/// TBD
|
|
Id OpSubgroupAllEqualKHR(Id result_type, Id predicate);
|
|
|
|
/// Return the value of the invocation identified by the current invocation's id within the
|
|
/// group xor'ed with mask.
|
|
Id OpGroupNonUniformShuffleXor(Id result_type, spv::Scope scope, Id value, Id mask);
|
|
|
|
// Atomic
|
|
|
|
/// Atomically load through Pointer using the given Semantics. All subparts of the value that is
|
|
/// loaded will be read atomically with respect to all other atomic accesses to it within Scope.
|
|
Id OpAtomicLoad(Id result_type, Id pointer, Id memory, Id semantics);
|
|
|
|
/// Atomically store through Pointer using the given Semantics. All subparts of Value will be
|
|
/// written atomically with respect to all other atomic accesses to it within Scope.
|
|
Id OpAtomicStore(Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value from copying Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicExchange(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value from Value only if Original Value equals Comparator, and
|
|
/// 3) store the New Value back through Pointer only if 'Original Value equaled Comparator.
|
|
Id OpAtomicCompareExchange(Id result_type, Id pointer, Id memory, Id equal, Id unequal,
|
|
Id value, Id comparator);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value through integer addition of 1 to Original Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicIIncrement(Id result_type, Id pointer, Id memory, Id semantics);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value through integer subtraction of 1 from Original Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicIDecrement(Id result_type, Id pointer, Id memory, Id semantics);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by integer addition of Original Value and Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicIAdd(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by integer subtraction of Value from Original Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicISub(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by finding the smallest signed integer of Original Value and Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicSMin(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by finding the smallest unsigned integer of Original Value and Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicUMin(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by finding the largest signed integer of Original Value and Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicSMax(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by finding the largest unsigned integer of Original Value and Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicUMax(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by the bitwise AND of Original Value and Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicAnd(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by the bitwise OR of Original Value and Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicOr(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
/// Perform the following steps atomically with respect to any other atomic accesses within
|
|
/// Scope to the same location:
|
|
/// 1) load through Pointer to get an Original Value,
|
|
/// 2) get a New Value by the bitwise exclusive OR of Original Value and Value, and
|
|
/// 3) store the New Value back through Pointer.
|
|
Id OpAtomicXor(Id result_type, Id pointer, Id memory, Id semantics, Id value);
|
|
|
|
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);
|
|
|
|
void AddAnnotation(std::unique_ptr<Op> op);
|
|
|
|
Id GetGLSLstd450();
|
|
|
|
std::uint32_t version{};
|
|
std::uint32_t bound{1};
|
|
|
|
std::unordered_set<std::string> extensions;
|
|
std::unordered_set<spv::Capability> capabilities;
|
|
std::unordered_set<std::unique_ptr<Op>> ext_inst_import;
|
|
std::unique_ptr<Op> glsl_std_450;
|
|
|
|
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_modes;
|
|
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
|