Halide 22.0.0 Halide compiler and libraries

File List
Here is a list of all files with brief descriptions:
[detail level 1 2 3 4 5 6]

doc |
► src |
► autoschedulers |
► adams2019 |
AutoSchedule.h |
Cache.h |
cost_model_schedule.h |
CostModel.h |
DefaultCostModel.h |
Featurization.h |
FunctionDAG.h |
LoopNest.h |
NetworkSize.h |
State.h |
Timer.h |
Weights.h |
► anderson2021 |
► test |
test.h |
AutoSchedule.h |
cost_model_schedule.h |
CostModel.h |
DefaultCostModel.h |
Featurization.h |
FunctionDAG.h |
GPULoopInfo.h | Data structure containing information about the current GPU loop nest hierarchy of blocks, threads, etc
GPUMemInfo.h | Data structures that help track memory access information
LoopNest.h |
LoopNestParser.h |
NetworkSize.h |
SearchSpace.h |
SearchSpaceOptions.h |
State.h |
Statistics.h |
ThreadInfo.h | Data structure containing information about GPU threads for a particular location in the loop nest and its surrounding block
Tiling.h |
Weights.h |
► common |
ASLog.h |
cmdline.h |
HalidePlugin.h |
ParamParser.h |
PerfectHashMap.h |
► runtime |
► hexagon_remote |
► bin |
► src |
halide_hexagon_remote.h |
► qurt |
known_symbols.h |
log.h |
sim_protocol.h |
► internal |
block_allocator.h |
block_storage.h |
linked_list.h |
memory_arena.h |
memory_resources.h |
pointer_table.h |
region_allocator.h |
string_storage.h |
string_table.h |
android_ioctl.h |
cl_functions.h |
constants.h | This file contains private constants shared between the Halide library and the Halide runtime
cpu_features.h |
cuda_functions.h |
device_buffer_utils.h |
device_interface.h |
gpu_context_common.h |
HalideBuffer.h | Defines a Buffer type that wraps from halide_buffer_t and adds functionality, and methods for more conveniently iterating over the samples in a halide_buffer_t outside of Halide code
HalidePyTorchCudaHelpers.h | Override Halide's CUDA hooks so that the Halide code called from PyTorch uses the correct GPU device and stream
HalidePyTorchHelpers.h | Set of utility functions to wrap PyTorch tensors into Halide buffers, making sure the data in on the correct device (CPU/GPU)
HalideRuntime.h | This file declares the routines used by Halide internally in its runtime
HalideRuntimeCuda.h | Routines specific to the Halide Cuda runtime
HalideRuntimeD3D12Compute.h | Routines specific to the Halide Direct3D 12 Compute runtime
HalideRuntimeHexagonDma.h | Routines specific to the Halide Hexagon DMA host-side runtime
HalideRuntimeHexagonHost.h | Routines specific to the Halide Hexagon host-side runtime
HalideRuntimeMetal.h | Routines specific to the Halide Metal runtime
HalideRuntimeOpenCL.h | Routines specific to the Halide OpenCL runtime
HalideRuntimeQurt.h | Routines specific to the Halide QuRT runtime
HalideRuntimeVulkan.h | Routines specific to the Halide Vulkan runtime
HalideRuntimeWebGPU.h | Routines specific to the Halide WebGPU runtime
hashmap.h |
hexagon_dma_pool.h |
metal_objc_platform_dependent.h |
mini_cl.h |
mini_cuda.h |
mini_d3d12.h |
mini_hexagon_dma.h |
mini_qurt.h |
mini_qurt_vtcm.h |
mini_webgpu.h |
objc_support.h |
posix_timeval.h |
printer.h |
runtime_atomics.h |
runtime_internal.h |
scoped_mutex_lock.h |
scoped_spin_lock.h |
synchronization_common.h |
thread_pool_common.h |
vulkan_context.h |
vulkan_extensions.h |
vulkan_functions.h |
vulkan_interface.h |
vulkan_internal.h |
vulkan_memory.h |
vulkan_resources.h |
AbstractGenerator.h |
AddAtomicMutex.h | Defines the lowering pass that insert mutex allocation code & locks for the atomic nodes that require mutex locks
AddImageChecks.h | Defines the lowering pass that adds the assertions that validate input and output buffers
AddParameterChecks.h | Defines the lowering pass that adds the assertions that validate scalar parameters
AddSplitFactorChecks.h | Defines the lowering pass that adds the assertions that all split factors are strictly positive
AlignLoads.h | Defines a lowering pass that rewrites unaligned loads into sequences of aligned loads
AllocationBoundsInference.h | Defines the lowering pass that determines how large internal allocations should be
ApplySplit.h | Defines method that returns a list of let stmts, substitutions, and predicates to be added given a split schedule
Argument.h | Defines a type used for expressing the type signature of a generated halide pipeline
AssociativeOpsTable.h | Tables listing associative operators and their identities
Associativity.h | Methods for extracting an associative operator from a Func's update definition if there is any and computing the identity of the associative operator
AsyncProducers.h | Defines the lowering pass that injects task parallelism for producers that are scheduled as async
AutoScheduleUtils.h | Defines util functions that used by auto scheduler
BoundaryConditions.h | Support for imposing boundary conditions on Halide::Funcs
BoundConstantExtentLoops.h | Defines the lowering pass that enforces a constant extent on all vectorized or unrolled loops
Bounds.h | Methods for computing the upper and lower bounds of an expression, and the regions of a function read or written by a statement
BoundsInference.h | Defines the bounds_inference lowering pass
BoundSmallAllocations.h | Defines the lowering pass that attempts to rewrite small allocations to have constant size
Buffer.h |
Callable.h | Defines the front-end class representing a jitted, callable Halide pipeline
CanonicalizeGPUVars.h | Defines the lowering pass that canonicalize the GPU var names over
ClampUnsafeAccesses.h | Defines the clamp_unsafe_accesses lowering pass
Closure.h | Provides Closure class
CodeGen_C.h | Defines an IRPrinter that emits C++ code equivalent to a halide stmt
CodeGen_D3D12Compute_Dev.h | Defines the code-generator for producing D3D12-compatible HLSL kernel code
CodeGen_GPU_Dev.h | Defines the code-generator interface for producing GPU device code
CodeGen_Internal.h | Defines functionality that's useful to multiple target-specific CodeGen paths, but shouldn't live in CodeGen_LLVM.h (because that's the front-end-facing interface to CodeGen)
CodeGen_LLVM.h | Defines the base-class for all architecture-specific code generators that use llvm
CodeGen_Metal_Dev.h | Defines the code-generator for producing Apple Metal shading language kernel code
CodeGen_OpenCL_Dev.h | Defines the code-generator for producing OpenCL C kernel code
CodeGen_Posix.h | Defines a base-class for code-generators on posixy cpu platforms
CodeGen_PTX_Dev.h | Defines the code-generator for producing CUDA host code
CodeGen_PyTorch.h | Defines an IRPrinter that emits C++ code that:
CodeGen_Targets.h | Provides constructors for code generators for various targets
CodeGen_Vulkan_Dev.h | Defines the code-generator for producing SPIR-V binary modules for use with the Vulkan runtime
CodeGen_WebGPU_Dev.h | Defines the code-generator for producing WebGPU shader code (WGSL)
CompilerLogger.h | Defines an interface used to gather and log compile-time information, stats, etc for use in evaluating internal Halide compilation rules and efficiency
ConciseCasts.h | Defines concise cast and saturating cast operators to make it easier to read cast-heavy code
ConstantBounds.h | Methods for computing compile-time constant int64_t upper and lower bounds of an expression
ConstantInterval.h | Defines the ConstantInterval class, and operators on it
CPlusPlusMangle.h | A simple function to get a C++ mangled function name for a function
CSE.h | Defines a pass for introducing let expressions to wrap common sub-expressions
Debug.h | Defines functions for debug logging during code generation
DebugArguments.h | Defines a lowering pass that injects debug statements inside a LoweredFunc
DebugToFile.h | Defines the lowering pass that injects code at the end of every realization to dump functions to a file for debugging
Definition.h | Defines the internal representation of a halide function's definition and related classes
Deinterleave.h | Defines methods for splitting up a vector into the even lanes and the odd lanes
Derivative.h | Automatic differentiation
DerivativeUtils.h |
Deserialization.h |
DeviceAPI.h | Defines DeviceAPI
DeviceArgument.h | Defines helpers for passing arguments to separate devices, such as GPUs
DeviceInterface.h | Methods for managing device allocations when jitting
Dimension.h | Defines the Dimension utility class for Halide pipelines
DistributeShifts.h | A tool to distribute shifts as multiplies, useful for some backends
EarlyFree.h | Defines the lowering pass that injects markers just after the last use of each buffer so that they can potentially be freed earlier
Elf.h |
EliminateBoolVectors.h | Method to eliminate vectors of booleans from IR
EmulateFloat16Math.h | Methods for dealing with float16 arithmetic using float32 math, by casting back and forth with bit tricks
Error.h |
Expr.h | Base classes for Halide expressions (Halide::Expr) and statements (Halide::Internal::Stmt)
ExprUsesVar.h | Defines a method to determine if an expression depends on some variables
Extern.h | Convenience macros that lift functions that take C types into functions that take and return exprs, and call the original function at runtime under the hood
ExternFuncArgument.h | Defines the internal representation of a halide ExternFuncArgument
ExtractTileOperations.h | Defines the lowering pass that injects calls to tile intrinsics that support AMX instructions
FastIntegerDivide.h |
FindCalls.h | Defines analyses to extract the functions called a function
FindIntrinsics.h | Tools to replace common patterns with more readily recognizable intrinsics
FlattenNestedRamps.h | Defines the lowering pass that flattens nested ramps and broadcasts
Float16.h |
Func.h | Defines Func - the front-end handle on a halide function, and related classes
Function.h | Defines the internal representation of a halide function and related classes
FunctionPtr.h |
FuseGPUThreadLoops.h | Defines the lowering pass that fuses and normalizes loops over gpu threads to target CUDA, OpenCL, and Metal
FuzzFloatStores.h | Defines a lowering pass that messes with floating point stores
Generator.h | Generator is a class used to encapsulate the building of Funcs in user pipelines
HexagonAlignment.h | Class for analyzing Alignment of loads and stores for Hexagon
HexagonOffload.h | Defines a lowering pass to pull loops marked with the Hexagon device API to a separate module, and call them through the Hexagon host runtime module
HexagonOptimize.h | Tools for optimizing IR for Hexagon
ImageParam.h | Classes for declaring image parameters to halide pipelines
InferArguments.h | Interface for a visitor to infer arguments used in a body Stmt
InjectHostDevBufferCopies.h | Defines the lowering passes that deal with host and device buffer flow
Inline.h | Methods for replacing calls to functions with their definitions
InlineReductions.h | Defines some inline reductions: sum, product, minimum, maximum
IntegerDivisionTable.h | Tables telling us how to do integer division via fixed-point multiplication for various small constants
Interval.h | Defines the Interval class
IntrusivePtr.h | Support classes for reference-counting via intrusive shared pointers
IR.h | Subtypes for Halide expressions (Halide::Expr) and statements (Halide::Internal::Stmt)
IREquality.h | Methods to test Exprs and Stmts for equality of value
IRMatch.h | Defines a method to match a fragment of IR against a pattern containing wildcards
IRMutator.h | Defines a base class for passes over the IR that modify it
IROperator.h | Defines various operator overloads and utility functions that make it more pleasant to work with Halide expressions
IRPrinter.h | This header file defines operators that let you dump a Halide expression, statement, or type directly into an output stream in a human readable form
IRVisitor.h | Defines the base class for things that recursively walk over the IR
JITModule.h | Defines the struct representing lifetime and dependencies of a JIT compiled halide pipeline
Lambda.h | Convenience functions for creating small anonymous Halide functions
Lerp.h | Defines methods for converting a lerp intrinsic into Halide IR
LICM.h | Methods for lifting loop invariants out of inner loops
LLVM_Headers.h |
LLVM_Output.h |
LLVM_Runtime_Linker.h | Support for linking LLVM modules that comprise the runtime
LoopCarry.h |
LoopPartitioningDirective.h | Defines the Partition enum
Lower.h | Defines the function that generates a statement that computes a Halide function using its schedule
LowerParallelTasks.h | Support for platform independent lowering of Halide parallel and async mechanisms
LowerWarpShuffles.h | Defines the lowering pass that injects CUDA warp shuffle instructions to access storage outside of a GPULane loop
MainPage.h | This file only exists to contain the front-page of the documentation
Memoization.h | Defines the interface to the pass that injects support for compute_cached roots
Module.h | Defines Module, an IR container that fully describes a Halide program
ModulusRemainder.h | Routines for statically determining what expressions are divisible by
Monotonic.h | Methods for computing whether expressions are monotonic
ObjectInstanceRegistry.h | Provides a single global registry of Generators, GeneratorParams, and Params indexed by this pointer
OffloadGPULoops.h | Defines a lowering pass to pull loops marked with GPU device APIs to a separate module, and call them through the appropriate host runtime module
OptimizeShuffles.h | Defines a lowering pass that replace indirect loads with dynamic_shuffle intrinsics where possible
OutputImageParam.h | Classes for declaring output image parameters to halide pipelines
ParallelRVar.h | Method for checking if it's safe to parallelize an update definition across a reduction variable
Param.h | Classes for declaring scalar parameters to halide pipelines
Parameter.h | Defines the internal representation of parameters to halide piplines
PartitionLoops.h | Defines a lowering pass that partitions loop bodies into three to handle boundary conditions: A prologue, a simplified steady-stage, and an epilogue
Pipeline.h | Defines the front-end class representing an entire Halide imaging pipeline
Prefetch.h | Defines the lowering pass that injects prefetch calls when prefetching appears in the schedule
PrefetchDirective.h | Defines the PrefetchDirective struct
PrintLoopNest.h | Defines methods to print out the loop nest corresponding to a schedule
Profiling.h | Defines the lowering pass that injects print statements when profiling is turned on
PurifyIndexMath.h | Removes side-effects in integer math
PythonExtensionGen.h |
Qualify.h | Defines methods for prefixing names in an expression with a prefix string
Random.h | Defines deterministic random functions, and methods to redirect front-end calls to random_float and random_int to use them
RDom.h | Defines the front-end syntax for reduction domains and reduction variables
Realization.h | Defines Realization - a vector of Buffer for use in pipelines with multiple outputs
RealizationOrder.h | Defines the lowering pass that determines the order in which realizations are injected and groups functions with fused computation loops
RebaseLoopsToZero.h | Defines the lowering pass that rewrites loop mins to be 0
Reduction.h | Defines internal classes related to Reduction Domains
RegionCosts.h | Defines RegionCosts - used by the auto scheduler to query the cost of computing some function regions
RemoveDeadAllocations.h | Defines the lowering pass that removes allocate and free nodes that are not used
RemoveExternLoops.h | Defines a lowering pass that removes placeholder loops for extern stages
RemoveUndef.h | Defines a lowering pass that elides stores that depend on unitialized values
Schedule.h | Defines the internal representation of the schedule for a function
ScheduleFunctions.h | Defines the function that does initial lowering of Halide Functions into a loop nest using its schedule
Scope.h | Defines the Scope class, which is used for keeping track of names in a scope while traversing IR
SelectGPUAPI.h | Defines a lowering pass that selects which GPU api to use for each gpu for loop
Serialization.h |
Simplify.h | Methods for simplifying halide statements and expressions
Simplify_Internal.h | The simplifier is separated into multiple compilation units with this single shared header to speed up the build
SimplifyCorrelatedDifferences.h | Defines a simplification pass for handling differences of correlated expressions
SimplifySpecializations.h | Defines pass that try to simplify the RHS/LHS of a function's definition based on its specializations
SkipStages.h | Defines a pass that dynamically avoids realizing unnecessary stages
SlidingWindow.h | Defines the sliding_window lowering optimization pass, which avoids computing provably-already-computed values
Solve.h |
SpirvIR.h | Defines methods for constructing and encoding instructions into the Khronos format specification known as the Standard Portable Intermediate Representation for Vulkan (SPIR-V)
SplitTuples.h | Defines the lowering pass that breaks up Tuple-valued realization and productions into several scalar-valued ones
StageStridedLoads.h | Defines the compiler pass that converts strided loads into dense loads followed by shuffles
StmtToHTML.h | Defines a function to dump an HTML-formatted visualization to a file
StorageFlattening.h | Defines the lowering pass that flattens multi-dimensional storage into single-dimensional array access
StorageFolding.h | Defines the lowering optimization pass that reduces large buffers down to smaller circular buffers when possible
StrictifyFloat.h | Defines a lowering pass to make all floating-point strict for all top-level Exprs
StripAsserts.h | Defines the lowering pass that strips asserts when NoAsserts is set
Substitute.h | Defines methods for substituting out variables in expressions and statements
Target.h | Defines the structure that describes a Halide target
TargetQueryOps.h | Defines a lowering pass to lower all target_is() and target_has() helpers
Tracing.h | Defines the lowering pass that injects print statements when tracing is turned on
TrimNoOps.h | Defines a lowering pass that truncates loops to the region over which they actually do something
Tuple.h | Defines Tuple - the front-end handle on small arrays of expressions
Type.h | Defines halide types
UnifyDuplicateLets.h | Defines the lowering pass that coalesces redundant let statements
UniquifyVariableNames.h | Defines the lowering pass that renames all variables to have unique names
UnpackBuffers.h | Defines the lowering pass that unpacks buffer arguments onto the symbol table
UnrollLoops.h | Defines the lowering pass that unrolls loops marked as such
UnsafePromises.h | Defines the lowering pass that removes unsafe promises
Util.h | Various utility functions used internally Halide
Var.h | Defines the Var - the front-end variable
VectorizeLoops.h | Defines the lowering pass that vectorizes loops marked as such
WasmExecutor.h | Support for running Halide-compiled Wasm code in-process
WrapCalls.h | Defines pass to replace calls to wrapped Functions with their wrappers
► test |
► autoschedulers |
► adams2019 |
included_schedule_file.schedule.h |
► anderson2021 |
included_schedule_file.schedule.h |
► common |
check_call_graphs.h |
gpu_context.h |
gpu_object_lifetime_tracker.h |
halide_test_dirs.h |
test_sharding.h |
► correctness |
simd_op_check.h |
► fuzz |
fuzz_helpers.h |
► runtime |
common.h |