IC Complier Placement and Optimization Attributes

  • warning: call_user_func_array() expects parameter 1 to be a valid callback, function '_imagecache_menu_access_public_files' not found or invalid function name in /var/www/drupal-6.28/includes/menu.inc on line 454.
  • warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'views_access' not found or invalid function name in /var/www/drupal-6.28/includes/menu.inc on line 454.
  • warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'views_access' not found or invalid function name in /var/www/drupal-6.28/includes/menu.inc on line 454.
  • warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'views_access' not found or invalid function name in /var/www/drupal-6.28/includes/menu.inc on line 454.
Attribute Coarse placement Detail placement Optimization
is_fixed Cannot move cells Cannot move cells Cannot move, rotate, or resize cells

cts_fixed
(imposed on clock
buffers by clock tree synthesis)

Cannot move cells Cannot move cells Cannot move, rotate, or resize cells
is_soft_fixed Cannot move cells No restrictions No restrictions
size_only No restrictions No restrictions Can only resize cells
in_place_size_only Cannot move cells No restrictions Can only resize cells if there is room
dont_touch No restrictions No restrictions Cannot move, rotate, or resize cells