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cov_gen.py
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cov_gen.py
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import sys
from typing import TextIO
from sv_cov import *
import xlrd
class FCOV: #covergroup
def __init__(self, sheets):
self.sheets = sheets
self.cp_line_state = 0
self.cg_cp_info = []
self.cov_struct_s = []
def print_sheet(self):
for sheet in self.sheets:
self.cov_struct_s.append('covergroup '+ sheet.name +';')
self.cov_struct_s.append('\t// put options here if required')
cp_info = [sheet.name, 0]
print("row=%d" % sheet.nrows)
for row in range(sheet.nrows):
print(sheet.cell(row,0).value)
if(sheet.cell(row,0).value == '#'): #注释行
continue
elif(sheet.cell(row,0).value == '^'): #标题行
self.parse_col_num(sheet, row)
self.cp_line_state = 1 # 标记下一行是要参数行
elif (sheet.cell(row, 0).value == '$'): # 结束标志
print("end covergroup")
self.cp_line_state = 0
self.cp.gen_it()
self.cov_struct_s.extend(self.cp.cov_struct_s)
print("end covergroup")
elif(self.cp_line_state >0): #
label = sheet.cell(row,self.label_col_num).value
#print("label = %s" %label)
if (('cp_' in label)or('cc_' in label)): #cp-covergroup cc-cross
if(self.cp_line_state == 2 or self.cp_line_state == 3):
self.cp.gen_it()
#print(self.cp.cov_struct_s)
self.cov_struct_s.extend(self.cp.cov_struct_s)
print(self.cp)
self.cp_line_state = 2 #开始记录cp参数
cp_info[1] +=1
# finished consecutive structure
# process old structure
# print("target_col_num =%d" %self.target_col_num)
this_target = sheet.cell(row,self.target_col_num).value
this_iff = sheet.cell(row,self.iff_col_num).value
this_prefixs = sheet.cell(row,self.prefixs_col_num).value
# new a coverage structure
# print("new cov struct -"+label)
if('cp_' in label):
#label就是cp_name ,this_target
self.cp = COVERPOINT(label, this_target, this_iff, this_prefixs)
else:
print("instance cross")
self.cp = CROSS(label, this_target)
else:
if (self.cp_line_state == 2):
self.cp_line_state = 3
bin_type = sheet.cell(row, self.bin_type_col_num).value
bin_name = sheet.cell(row, self.bin_name_col_num).value
bin_name = sheet.cell(row, self.bin_name_col_num).value.rstrip(' ')
bin_val = self.de_float(sheet.cell(row, self.bin_val_col_num).value)
#print("bin_val=%s" % bin_val)
# Handle the decoding of ' character. To deal with strings like 2'b10, 32'hffff
# bin_val = bin_val.replace(u'\u2019', u'\'').encode('ascii', 'ignore')
print(bin_name)
if ('M_' in bin_name):
this_bin = PREDEF_BIN(bin_name, this_target, int(bin_val))
self.cp.add_predef_bins(this_bin)
elif (bin_name != ''):
print(bin_name)
if (bin_type == ''):
this_bin = COV_BIN(bin_name, bin_val)
else:
print(bin_name)
this_bin = COV_BIN(bin_name, bin_val, bin_type)
self.cp.add_bins(this_bin)
# add options to cp
# Options is independently to bins
if (self.cp_line_state == 2 or self.cp_line_state == 3):
option_exp = self.de_float(sheet.cell(row, self.cp_option_exp_col_num).value)
if (sheet.cell(row, self.cp_option_col_num).value != ''):
self.cp.add_options(sheet.cell(row, self.cp_option_col_num).value, option_exp)
self.cg_cp_info.append(cp_info)
self.cov_struct_s.append('endgroup\n')
def de_float(self,in_val):
if(isinstance(in_val, float)): #判断in_val是不是float类型
out = str(int(in_val))
else:
out = in_val
return out
def parse_col_num(self, sheet, row):
for col in range(1,sheet.ncols):
if(sheet.cell(row,col).value=="LABEL"):
self.label_col_num = col
elif(sheet.cell(row,col).value=="TARGET"):
self.target_col_num = col
elif(sheet.cell(row,col).value=="IFF"):
self.iff_col_num = col
elif(sheet.cell(row,col).value=="BIN_TYPE"):
self.bin_type_col_num = col
elif(sheet.cell(row,col).value=="BIN_NAME"):
self.bin_name_col_num = col
elif(sheet.cell(row,col).value=="BIN_VAL"):
self.bin_val_col_num = col
elif(sheet.cell(row,col).value=="PREFIXS"):
self.prefixs_col_num = col
elif(sheet.cell(row,col).value=="OPTION"):
self.cp_option_col_num = col
elif(sheet.cell(row,col).value=="OPTION_EXP"):
self.cp_option_exp_col_num = col
def __str__(self): ##魔术方法，当print输出该对象是就会执行定义的__str__
s = 'Total summary => \n'
for cg in self.cg_cp_info:
s = s + "covergroup %12s, %4d coverpoints" %(cg[0], cg[1]) + '\n'
return s
if __name__ == "__main__":
filename =r'FCOV_TEMPLATE.xlsx'
#try:
table = xlrd.open_workbook(filename)
#except:
# print("File %s does not exist" % filename)
# exit()
sheets = table.sheets()
fcov = FCOV(sheets)
fcov.print_sheet()
print("打印covergroup：")
print(fcov.cov_struct_s)
##产生sv文件
filename_sp = filename.split(".xlsx")
sv_filename = filename_sp[0]+".sv"
#print(sv_filename)
with open(sv_filename,'w') as sv_f:
for cov_struct in fcov.cov_struct_s:
#print(cov_struct)
sv_f.write(cov_struct+'\n')
#sv_f.wirte('\r\n')
sv_f.close()
sys.stderr.write('%s'% fcov)