Low-Complexity Online Synthesis for AMIDAR Processors

Table 2

Complexity of the schedules of benchmark applications.

(a) Round key generation of encryption of cryptographic cipher benchmarks
Rijndael		Twofish		RC6		Serpent
States	Contexts	States	Contexts	States	Contexts	States	Contexts
55	31	122	83	44	20	103	42
(b) Single-block encryption of encryption of cryptographic cipher benchmarks
Rijndael		Twofish		RC6		Serpent
States	Contexts	States	Contexts	States	Contexts	States	Contexts
69	23	40	20	23	19	152	54
(c) Hash algorithms and message digests
SHA-1			SHA-256			MD5
States	Contexts		States	Contexts		States	Contexts
138	29		92	30		531	20
(d) Image processing kernels
Sobel convolution			Grayscale filter			Contrast filter
States	Contexts		States	Contexts		States	Contexts
86	23		13	9		56	18
(e) JPEG-encoding and its application kernels
JPEG-encoder		Color space transformation		Forward DCT		Quantization
States	Contexts	States	Contexts	States	Contexts	States	Contexts
105	55	17	14	67	36	16	11