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authorClifford Wolf <clifford@clifford.at>2018-07-10 21:20:59 +0200
committerGitHub <noreply@github.com>2018-07-10 21:20:59 +0200
commit9ccdd95ff71eca76fb93427992c04ab51491ff4b (patch)
tree2685a02606db89fa1c236e2e5cdd695e8592e3e7
parent2d1f1f6258a2d56bf3b7b86d6a2483e3c99e7de1 (diff)
parentef618927caa8468ef8afcd38d7b4e15938580d81 (diff)
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Merge pull request #167 from mithro/icebox_vlog_drivers
icebox_vlog: Better information about drivers for nets.
-rwxr-xr-xicebox/icebox_vlog.py24
1 files changed, 13 insertions, 11 deletions
diff --git a/icebox/icebox_vlog.py b/icebox/icebox_vlog.py
index 68c0925..0080f34 100755
--- a/icebox/icebox_vlog.py
+++ b/icebox/icebox_vlog.py
@@ -345,21 +345,21 @@ for segs in sorted(ic.group_segments(extra_connections=extra_connections, extra_
else:
net_segs.add(s)
- count_drivers = 0
+ count_drivers = []
for s in segs:
- if re.match(r"ram/RDATA_", s[2]): count_drivers += 1
- if re.match(r"io_./D_IN_", s[2]): count_drivers += 1
- if re.match(r"lutff_./out", s[2]): count_drivers += 1
- if re.match(r"lutff_./lout", s[2]): count_drivers += 1
+ if re.match(r"ram/RDATA_", s[2]): count_drivers.append(s[2])
+ if re.match(r"io_./D_IN_", s[2]): count_drivers.append(s[2])
+ if re.match(r"lutff_./out", s[2]): count_drivers.append(s[2])
+ if re.match(r"lutff_./lout", s[2]): count_drivers.append(s[2])
- if count_drivers != 1 and check_driver:
- failed_drivers_check.append(n)
+ if len(count_drivers) != 1 and check_driver:
+ failed_drivers_check.append((n, count_drivers))
if not strip_comments:
for s in sorted(net_segs):
text_wires.append("// %s" % (s,))
if count_drivers != 1 and check_driver:
- text_wires.append("// Number of drivers: %d" % count_drivers)
+ text_wires.append("// Number of drivers: %d %s" % (len(count_drivers), count_drivers))
text_wires.append("")
def seg_to_net(seg, default=None):
@@ -941,7 +941,9 @@ print("endmodule")
print()
if failed_drivers_check:
- print("// Single-driver-check failed for %d nets:" % len(failed_drivers_check))
- print("// %s" % " ".join(failed_drivers_check))
- assert False
+ emsg = ["Single-driver-check failed for %d nets:" % len(failed_drivers_check)]
+ for net, drivers in failed_drivers_check:
+ emsg.append("%s has %d drivers: %s" % (net, len(drivers), drivers))
+ print("//", "\n//".join(emsg))
+ assert False, "\n ".join(emsg)