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AR# 2816

M1.3.7 Map - Map incorrectly optimizes FDC to VCC.

Description

Map incorrectly optimizes FDC to VCC.
The FDC (powerup as zero) hasdata tied to Vcc,
with Clock tied to a valid source and Q tied to a destination (in this case it controls GSR of STARTUP).

Reference # 18800

Solution

A patch is available at:

http://www.xilinx.com/txpatches/pub/swhelp/M1.3_alliance/map_sun120897.tar.Z
http://www.xilinx.com/txpatches/pub/swhelp/M1.3_alliance/map_sol120897.tar.Z
http://www.xilinx.com/txpatches/pub/swhelp/M1.3_alliance/map_hp120897.tar.Z
http://www.xilinx.com/txpatches/pub/swhelp/M1.3_alliance/map_nt11.zip

This patch is also available from the M1.3 Performance Pack CD.
AR# 2816
Date Created 09/16/1997
Last Updated 11/19/1998
Status Archive
Type General Article