Halide  19.0.0
Halide compiler and libraries
BoundConstantExtentLoops.h
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1 #ifndef HALIDE_BOUND_CONSTANT_EXTENT_LOOPS_H
2 #define HALIDE_BOUND_CONSTANT_EXTENT_LOOPS_H
3 
4 /** \file
5  * Defines the lowering pass that enforces a constant extent on all
6  * vectorized or unrolled loops.
7  */
8 
9 #include "Expr.h"
10 
11 namespace Halide {
12 namespace Internal {
13 
14 /** Replace all loop extents of unrolled or vectorized loops with constants, by
15  * substituting and simplifying as needed. If we can't determine a constant
16  * extent, but can determine a constant upper bound, inject an if statement into
17  * the body. If we can't even determine a constant upper bound, throw a user
18  * error. */
20 
21 } // namespace Internal
22 } // namespace Halide
23 
24 #endif
Base classes for Halide expressions (Halide::Expr) and statements (Halide::Internal::Stmt)
Stmt bound_constant_extent_loops(const Stmt &s)
Replace all loop extents of unrolled or vectorized loops with constants, by substituting and simplify...
This file defines the class FunctionDAG, which is our representation of a Halide pipeline,...
@ Internal
Not visible externally, similar to 'static' linkage in C.
A reference-counted handle to a statement node.
Definition: Expr.h:427