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Add functional comment to aid debugging checks.

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This commit is contained in:
mrg
2021-03-31 12:14:20 -07:00
parent e681806f0d
commit c7f99aef2c
3 changed files with 38 additions and 28 deletions
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compiler/characterizer/functional.py
+21 -12
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@@ -227,18 +227,18 @@ class functional(simulation):
def add_read_check(self, word, port):
""" Add to the check array to ensure a read works. """
try:
self.check
self.check_count
except:
self.check = 0
self.read_check.append([word, "{0}{1}".format(self.dout_name, port), self.t_current + self.period, self.check])
self.check += 1
self.check_count = 0
self.read_check.append([word, "{0}{1}".format(self.dout_name, port), self.t_current + self.period, self.check_count])
self.check_count += 1
def read_stim_results(self):
# Extract dout values from spice timing.lis
for (word, dout_port, eo_period, check) in self.read_check:
for (word, dout_port, eo_period, check_count) in self.read_check:
sp_read_value = ""
for bit in range(self.word_size + self.num_spare_cols):
value = parse_spice_list("timing", "v{0}.{1}ck{2}".format(dout_port.lower(), bit, check))
value = parse_spice_list("timing", "v{0}.{1}ck{2}".format(dout_port.lower(), bit, check_count))
try:
value = float(value)
if value > self.v_high:
@@ -260,7 +260,7 @@ class functional(simulation):
return (0, error)
self.read_results.append([sp_read_value, dout_port, eo_period, check])
self.read_results.append([sp_read_value, dout_port, eo_period, check_count])
return (1, "SUCCESS")
def check_stim_results(self):
@@ -432,12 +432,21 @@ class functional(simulation):
# Generate dout value measurements
self.sf.write("\n * Generation of dout measurements\n")
for (word, dout_port, eo_period, check) in self.read_check:
t_intital = eo_period - 0.01 * self.period
t_initial = eo_period - 0.01 * self.period
t_final = eo_period + 0.01 * self.period
for bit in range(self.word_size + self.num_spare_cols):
self.stim.gen_meas_value(meas_name="V{0}_{1}ck{2}".format(dout_port, bit, check),
dout="{0}_{1}".format(dout_port, bit),
t_intital=t_intital,
num_bits = self.word_size + self.num_spare_cols
for bit in range(num_bits):
measure_name = "V{0}_{1}ck{2}".format(dout_port, bit, check)
signal_name = "{0}_{1}".format(dout_port, bit)
voltage_value = self.stim.get_voltage(word[num_bits - bit - 1])
self.stim.add_comment("* CHECK {0} {1} = {2} time = {3}".format(signal_name,
measure_name,
voltage_value,
eo_period))
self.stim.gen_meas_value(meas_name=measure_name,
dout=signal_name,
t_initial=t_initial,
t_final=t_final)
self.stim.write_control(self.cycle_times[-1] + self.period)