stmt.h File Reference

TIR statements. More...

#include <tvm/ffi/reflection/registry.h>
#include <tvm/node/script_printer.h>
#include <tvm/tirx/expr.h>
#include <optional>
#include <string>
#include <type_traits>
#include <utility>

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Classes
class	tvm::tirx::StmtNode
	Base node of all statements. More...
class	tvm::tirx::Stmt
	Container of all statements. More...
class	tvm::tirx::BindNode
	Bind a variable to a value in the enclosing scope. More...
class	tvm::tirx::Bind
	Managed reference to BindNode. More...
class	tvm::tirx::AttrStmtNode
	Define certain auxiliary attribute for the body to be a symbolic value. This provide auxiliary information for IR passes that transforms body. More...
class	tvm::tirx::AttrStmt
	Managed reference to AttrStmtNode. More...
class	tvm::tirx::AssertStmtNode
	Assert condition, if an error occurs, return the error message. More...
class	tvm::tirx::AssertStmt
	Managed reference to AssertStmtNode. More...
class	tvm::tirx::BufferStoreNode
	Store value to the high dimension buffer. More...
class	tvm::tirx::BufferStore
	Managed reference to BufferStoreNode. More...
class	tvm::tirx::DeclBufferNode
	Declare a buffer that can be used in the body. More...
class	tvm::tirx::DeclBuffer
	Managed reference to DeclBufferNode. More...
class	tvm::tirx::AllocBufferNode
	Allocate a buffer and declare it in scope. More...
class	tvm::tirx::AllocBuffer
	Managed reference to AllocBufferNode. More...
class	tvm::tirx::SeqStmtNode
	The container of seq statement. Represent a sequence of statements. More...
class	tvm::tirx::EvaluateNode
	Evaluates an expression. This is mostly used for putting a Call node into Stmt. More...
class	tvm::tirx::Evaluate
	Managed reference to EvaluateNode. More...
class	tvm::tirx::SeqStmt
	Sequence statement. More...
class	tvm::tirx::SeqStmt::Flattener
	Helper class to flatten sequence of arguments into Array. More...
class	tvm::tirx::IfThenElseNode
	IfThenElse statement. More...
class	tvm::tirx::IfThenElse
	Managed reference to IfThenElseNode. More...
class	tvm::tirx::ForNode
	A for loop, with possible type annotations. More...
class	tvm::tirx::For
	Managed reference to ForNode. More...
class	tvm::tirx::WhileNode
	A While loop. More...
class	tvm::tirx::While
	Managed reference to WhileNode. More...
class	tvm::tirx::BufferRegionNode
	Representing the region of multi-dimensional buffer access. More...
class	tvm::tirx::BufferRegion
	Managed reference to BufferRegionNode. More...
class	tvm::tirx::MatchBufferRegionNode
	Match introduces a constraint that the source buffer region can be remapped to the data layout specified by the buffer field. The constraint can be checked in later part of lowering (or optionally during runtime). More...
class	tvm::tirx::MatchBufferRegion
	Managed reference to MatchBufferRegionNode. More...
class	tvm::tirx::SBlockNode
	A block is a basic schedule unit in TIR. More...
class	tvm::tirx::SBlock
	Managed reference to SBlockNode. More...
class	tvm::tirx::SBlockRealizeNode
	A block realization node represents execution of the block at the binding values. More...
class	tvm::tirx::SBlockRealize
	Managed reference to BlockRealizeNode. More...

Namespaces
	tvm
	An object that builds and maintains block scope and StmtSref mapping for Dependence analysis.
	tvm::tirx
	tvm::tirx::attr
	PrimFunc specific attribute names.

Enumerations
enum class	tvm::tirx::ForKind : int {   tvm::tirx::kSerial = 0 , tvm::tirx::kParallel = 1 , tvm::tirx::kVectorized = 2 , tvm::tirx::kUnrolled = 3 ,   tvm::tirx::kThreadBinding = 4 }
	The kind of the loop. More...

Functions
bool	tvm::tirx::attr::IsPragmaKey (const std::string &attr_key)
	Check if attr_key is a pragma key extension. More...
PrimExpr	tvm::tirx::TypeAnnotation (DataType dtype, Span span=Span())
	Create a type annotation expression. More...
std::ostream &	tvm::tirx::operator<< (std::ostream &os, ForKind kind)
const char *	tvm::tirx::ForKind2String (ForKind t)

Variables
constexpr const char *	tvm::tirx::attr::buffer_bound = "buffer_bound"
	Mark stores/loads with their bounds. More...
constexpr const char *	tvm::tirx::attr::compute_scope = "compute_scope"
	Mark the scope as when computation start to happen. This can hint some code generator to create a new function for compute. More...
constexpr const char *	tvm::tirx::attr::device_id = "device_id"
	The allocation device for global malloc in host. More...
constexpr const char *	tvm::tirx::attr::device_scope = "device_scope"
	Mark that it is in the device scope. More...
constexpr const char *	tvm::tirx::attr::device_type = "device_type"
	The device type. More...
constexpr const char *	tvm::tirx::attr::extern_scope = "extern_scope"
	Mark the scope as generated by extern primitive. Such scope can contain arbitrary ir program and we need to be careful when making certain assumptions about the structure of the program. More...
constexpr const char *	tvm::tirx::attr::pragma_auto_unroll_max_step = "pragma_auto_unroll_max_step"
	Pragma: auto-unroll, max_step. More...
constexpr const char *	tvm::tirx::attr::pragma_import_c = "pragma_import_c"
	Import C source or file into the final code gen module. More...
constexpr const char *	tvm::tirx::attr::pragma_import_llvm = "pragma_import_llvm"
	Import llvm source or file into the final code gen module. More...
constexpr const char *	tvm::tirx::attr::pragma_scope_prefix = "pragma_"
	Mark region is guarded by the pragma extension. More...
constexpr const char *	tvm::tirx::attr::pragma_tensor_core = "pragma_tensor_core"
	Try to modify the AST to support Tensor Core. More...
constexpr const char *	tvm::tirx::attr::pragma_unroll_explicit = "pragma_unroll_explicit"
	Pragma: unroll explicit. More...
constexpr const char *	tvm::tirx::attr::storage_alignment = "storage_alignment"
	Mark storage alignment requirement of buffers. More...
constexpr const char *	tvm::tirx::attr::thread_extent = "thread_extent"
	Mark launching extent of thread, used by device API. More...
constexpr const char *	tvm::tirx::attr::kVolatile = "tirx.volatile"
	Annotation key on AllocBuffer marking the allocation as volatile. More...

Detailed Description

TIR statements.