关于synplify pro的综合资源报告问题
时间:10-02
整理:3721RD
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请看下面的synplify pro的综合报告,是关于一个模块的,其中registers的个数是717个,为什么会
有两种utilization的数据,一个是1.32%, 另外一个是0.38%,使用的器件是Virtex4 Lx100,按照手册
上Lx100的reg数目总共是98,304个,计算出来717占用的比率是0.729%%。
这是为什么呢?
---------------------------------------------------------------------
######## Utilization report for cell: GmacPcs_uPcs_15 ########
Instance path: GmacWrapperNew_u_GmacWrapperNew0.GmacPcs_uPcs_15
=====================================================================
SEQUENTIAL ELEMENTS
*******************
Name Total elements Utilization Notes
------------------------------------------------------
REGISTERS 717 1.32 %
======================================================
Total SEQUENTIAL ELEMENTS in the block GmacWrapperNew_u_GmacWrapperNew0.GmacPcs_uPcs_15: 717 (0.38 % Utilization)
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COMBINATIONAL LOGIC
*******************
Name Total elements Utilization Notes
--------------------------------------------------
LUTS 1823 2.01 %
MUXCY 21 0.2450 %
XORCY 12 0.1830 %
DSP48 0 0 %
==================================================
Total COMBINATIONAL LOGIC in the block GmacWrapperNew_u_GmacWrapperNew0.GmacPcs_uPcs_15: 1856 (0.99 % Utilization)
有两种utilization的数据,一个是1.32%, 另外一个是0.38%,使用的器件是Virtex4 Lx100,按照手册
上Lx100的reg数目总共是98,304个,计算出来717占用的比率是0.729%%。
这是为什么呢?
---------------------------------------------------------------------
######## Utilization report for cell: GmacPcs_uPcs_15 ########
Instance path: GmacWrapperNew_u_GmacWrapperNew0.GmacPcs_uPcs_15
=====================================================================
SEQUENTIAL ELEMENTS
*******************
Name Total elements Utilization Notes
------------------------------------------------------
REGISTERS 717 1.32 %
======================================================
Total SEQUENTIAL ELEMENTS in the block GmacWrapperNew_u_GmacWrapperNew0.GmacPcs_uPcs_15: 717 (0.38 % Utilization)
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COMBINATIONAL LOGIC
*******************
Name Total elements Utilization Notes
--------------------------------------------------
LUTS 1823 2.01 %
MUXCY 21 0.2450 %
XORCY 12 0.1830 %
DSP48 0 0 %
==================================================
Total COMBINATIONAL LOGIC in the block GmacWrapperNew_u_GmacWrapperNew0.GmacPcs_uPcs_15: 1856 (0.99 % Utilization)
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