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Parse pins from HTML

This commit is contained in:
Bugra Onal 2022-08-18 12:54:39 -07:00
parent 9fba946f18
commit efd6da5300
1 changed files with 22 additions and 3 deletions
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25
compiler/characterizer/fake_sram.py
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@ -48,6 +48,7 @@ class fake_sram(sram_config):
self.words_per_row = words_per_row
self.compute_sizes()
self.pins = ['vdd', 'gnd', 'clk0'] # TODO: remove clk
def setup_multiport_constants(self):
"""
@ -90,6 +91,13 @@ class fake_sram(sram_config):
self.readonly_ports.append(port_number)
port_number += 1
def str_to_pins(self, s):
pinsRE = re.compile(r'^(\w+)\[(\d+):(\d+)\]')
match = pinsRE.match(s)
port, start, end = match.group(1, 2, 3)
pins = [port + '[' + str(p) + ']' for p in range(int(start) - int(end) + 1)]
return pins
def parse_html(self, filename):
"""
Parse the HTML file generated from previous SRAM generation
@ -98,8 +106,8 @@ class fake_sram(sram_config):
with open(filename, 'r') as html:
for line in html:
if 'Ports and Configuration' in line:
tableRE = re.compile(r'<tr><td>(\w*)</td><td>(\w*)</td></tr>')
values = tableRE.finditer(line)
configRE = re.compile(r'<tr><td>(\w*)</td><td>(\w*)</td></tr>')
values = configRE.finditer(line)
for val in values:
if val.group(1) == 'WORD_SIZE':
self.word_size = int(val.group(2))
@ -116,4 +124,15 @@ class fake_sram(sram_config):
elif val.group(1) == 'Area (&microm<sup>2</sup>)':
self.height = int(val.group(2) ** 0.5)
self.width = int(val.group(2) ** 0.5)
break
if 'Timing Data' in line:
timingRE = re.compile(r'<tr><td>([\w\[\]:]*) \w* \w*</td><td>[\w\.]*</td><td>[\w\.]*</td><td>\w*</td></tr>')
values = timingRE.finditer(line)
for val in values:
if '[' in val.group(1):
pins = self.str_to_pins(val.group(1))
for pin in pins:
if pin not in self.pins:
self.pins.append(pin)
else:
if val.group(1) not in self.pins:
self.pins.append(val.group(1))