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Fix clock constraints not affecting place_opt #836

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merged 1 commit into from
Dec 15, 2023
Merged

Fix clock constraints not affecting place_opt #836

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10 changes: 5 additions & 5 deletions hammer/par/innovus/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -519,16 +519,16 @@ def power_straps(self) -> bool:

def place_opt_design(self) -> bool:
"""Place the design and do pre-routing optimization."""
self.verbose_append("place_opt_design")
return True

def clock_tree(self) -> bool:
"""Setup and route a clock tree for clock nets."""
if self.hierarchical_mode.is_nonleaf_hierarchical():
self.verbose_append('''
flatten_ilm
update_constraint_mode -name my_constraint_mode -ilm_sdc_files {sdc}
'''.format(sdc=self.post_synth_sdc), clean=True)
self.verbose_append("place_opt_design")
return True

def clock_tree(self) -> bool:
"""Setup and route a clock tree for clock nets."""
if len(self.get_clock_ports()) > 0:
# Ignore clock tree when there are no clocks
# If special cells are specified, explicitly set them instead of letting tool infer from libs
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