FuMicro: A Fused Microarchitecture Design Integrating In-Order Superscalar and VLIW

Table 9

DSPStone result (cycle).

Function	Superscalar mode	Fused mode	Gain
dot_product	39	30	23.1%
convolution	162	131	19.1%
lms	439	284	35.3%
iir_biquad_one_section	22	30	−36.4%
iir_biquad__sections	74	61	17.6%
real_update	22	24	−9.1%
_real_updates	75	62	17.3%
matrix	2178	2030	6.8%
matrix	31	33	−6.4%
fft	1993	1698	14.8%
complex_update	48	40	16.7%
_complex_updates	658	450	31.6%
fir	220	250	−13.6%
fir2dim	530	494	6.8%
complex_multiply	450020	450020	0%