Changelog

2013-03-18  David Holsgrove <david.holsgrove@xilinx.com>

 * gcc/config/microblaze/microblaze.c (microblaze_expand_prologue):
   Add check for flag_stack_usage to handle -fstack-usage support

Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>