Hardware/litex
1
0
Fork 0
mirror of https://github.com/enjoy-digital/litex.git synced 2025-01-04 09:52:26 -05:00
Code Issues Projects Releases Packages Wiki Activity

fhdl/tools/group_by_target: remove resort_statements

Browse source
This commit is contained in:
Sebastien Bourdeauducq 2013-07-17 10:38:39 +02:00
parent 16ebe41028
commit 939f01cee2
1 changed files with 4 additions and 9 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
migen/fhdl/tools.py
View file

@ -48,29 +48,24 @@ def list_targets(node):
lister.visit(node) lister.visit(node)
return lister.output_list return lister.output_list
def resort_statements(ol):
return [statement for i, statement in
sorted(ol, key=lambda x: x[0])]
def group_by_targets(sl): def group_by_targets(sl):
groups = [] groups = []
for statement_order, statement in enumerate(flat_iteration(sl)): for statement in flat_iteration(sl):
targets = list_targets(statement) targets = list_targets(statement)
chk_groups = [(targets.isdisjoint(g[0]), g) for g in groups] chk_groups = [(targets.isdisjoint(g[0]), g) for g in groups]
merge_groups = [g for dj, g in chk_groups if not dj] merge_groups = [g for dj, g in chk_groups if not dj]
groups = [g for dj, g in chk_groups if dj] groups = [g for dj, g in chk_groups if dj]
new_group = (set(targets), [(statement_order, statement)]) new_group = (set(targets), [])
for g in merge_groups: for g in merge_groups:
new_group[0].update(g[0]) new_group[0].update(g[0])
new_group[1].extend(g[1]) new_group[1].extend(g[1])
new_group[1].append(statement)
groups.append(new_group) groups.append(new_group)
return [(target, resort_statements(stmts)) return groups
for target, stmts in groups]
def list_special_ios(f, ins, outs, inouts): def list_special_ios(f, ins, outs, inouts):
r = set() r = set()