Task-Level Data Model for Hardware Synthesis Based on Concurrent Collections

Table 1

Syntax and semantics summary of CnC and TLDM.

	CnC	TLDM
Computation	Step	Task
Communications	Data item	Data
	Control item	Not Supported
Index of set	Control item tag	Iterator vector
	Data item tag	Subscript vector
Execution model	(1) Control item is generated	Input data are ready
	(2) Input data are ready
Iteration and data domain	Unbounded and dynamically determined	Bounded and statically specified
Data accesses	Embedded in step body	Specified in task definition
Dependence	Implicitly specified	Can be explicitly specified
DSA	Enforced	Not enforced