| Line 106... |
Line 106... |
ov += dv;
|
ov += dv;
|
if length > 0 and ov >= 2**length:
|
if length > 0 and ov >= 2**length:
|
raise SSBCCException('Paramter length and value don\'t match: "%s"' % save_v);
|
raise SSBCCException('Paramter length and value don\'t match: "%s"' % save_v);
|
return ov;
|
return ov;
|
|
|
|
def IsIntExpr(value):
|
|
"""
|
|
Test the string to see if it is a well-formatted integer or multiplication of
|
|
two integers.
|
|
Allow underscores as per Verilog.
|
|
"""
|
|
if re.match(r'[1-9][0-9_]*',value):
|
|
return True;
|
|
elif re.match(r'\([1-9][0-9_]*(\*[1-9][0-9_]*)+\)',value):
|
|
return True;
|
|
else:
|
|
return False;
|
|
|
def IsPosInt(v):
|
def IsPosInt(v):
|
"""
|
"""
|
Indicate whether or not the argument is a positive integer.
|
Indicate whether or not the argument is a positive integer.
|
"""
|
"""
|
return re.match(r'[1-9][0-9_]*$',v);
|
return re.match(r'[1-9][0-9_]*$',v);
|
| Line 149... |
Line 162... |
tmpLine = tmpLine[0:-1];
|
tmpLine = tmpLine[0:-1];
|
v.append((tmpLine,ixLine,));
|
v.append((tmpLine,ixLine,));
|
fp.close();
|
fp.close();
|
return v;
|
return v;
|
|
|
|
def ParseIntExpr(value):
|
|
"""
|
|
Convert a string containing well-formatted integer or multiplication of two
|
|
integers.
|
|
Allow underscores as per Verilog.
|
|
Note: If this routine is called, then the value should have already been
|
|
verified to be a well-formatted integer string.
|
|
"""
|
|
if not IsIntExpr(value):
|
|
raise Exception('Program Bug -- shouldn\'t call with a badly formatted integer expression');
|
|
return eval(re.sub('_','',value));
|
|
|
################################################################################
|
################################################################################
|
#
|
#
|
# Unit test.
|
# Unit test.
|
#
|
#
|
################################################################################
|
################################################################################
|
