| Line 8... |
Line 8... |
#
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#
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################################################################################
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################################################################################
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# global modules
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# global modules
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import argparse
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import argparse
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import os
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import re
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import re
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import sys
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import sys
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# User defined modules
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# User defined modules
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import asmDef
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import asmDef
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| Line 50... |
Line 51... |
argListParser.add_argument('-L', metavar='librarypath', action='append', help='Library search path');
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argListParser.add_argument('-L', metavar='librarypath', action='append', help='Library search path');
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argListParser.add_argument('-M', metavar='macropath', action='append', help='Macro search path');
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argListParser.add_argument('-M', metavar='macropath', action='append', help='Macro search path');
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argListParser.add_argument('-O', metavar='PORT=index', action='append', help='Output port names');
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argListParser.add_argument('-O', metavar='PORT=index', action='append', help='Output port names');
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argListParser.add_argument('-R', metavar='PORT=index', action='append', help='Strobe-only output port names');
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argListParser.add_argument('-R', metavar='PORT=index', action='append', help='Strobe-only output port names');
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argListParser.add_argument('-S', metavar='MEMORY=length', action='append', help='Memory length');
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argListParser.add_argument('-S', metavar='MEMORY=length', action='append', help='Memory length');
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argListParser.add_argument('--help-macro', metavar='macroName', type=str, help='Display usage message for the specified macro');
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argListParser.add_argument('-i', action='store_true', help='enable/require interrupt');
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argListParser.add_argument('-i', action='store_true', help='enable/require interrupt');
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argListParser.add_argument('--list-macros', action='store_true', help='list the built-in and user-defined macros');
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argListParser.add_argument('-o', metavar='outfile', type=argparse.FileType('w'), required =True, help='output metafile');
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argListParser.add_argument('-o', metavar='outfile', type=argparse.FileType('w'), required =True, help='output metafile');
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argListParser.add_argument('-s', metavar='STACK_NAME=length', action='append', help='Stack length');
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argListParser.add_argument('-s', metavar='STACK_NAME=length', action='append', help='Stack length');
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argListParser.add_argument('filename', metavar='filename', nargs='+', type=validateFile, help='required list of files');
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argListParser.add_argument('filename', metavar='filename', nargs='+', type=validateFile, help='required list of files');
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argList = argListParser.parse_args();
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argList = argListParser.parse_args();
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| Line 158... |
Line 161... |
# Add paths for the ".macro" directive.
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# Add paths for the ".macro" directive.
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if argList.M:
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if argList.M:
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for path in argList.M:
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for path in argList.M:
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ad.AddMacroSearchPath(path);
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ad.AddMacroSearchPath(path);
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##############################################################################
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#
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# Terminating help messages
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#
|
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##############################################################################
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|
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# If asked, print the usage for the specified macro.
|
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if argList.help_macro:
|
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macroName = argList.help_macro
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if macroName[0] != '.':
|
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macroName = '.%s' % macroName
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if macroName not in ad.macros['list']:
|
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try:
|
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ad.AddUserMacro(macroName[1:])
|
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except:
|
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pass
|
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if macroName in ad.macros['list']:
|
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ix = ad.macros['list'].index(macroName)
|
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if ad.macros['doc'][ix]:
|
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print '\n%s usage message:' % macroName
|
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print ad.macros['doc'][ix]
|
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else:
|
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print '\nNo usage message for %s\n' % macroName
|
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else:
|
|
print 'Macro "%s" not recognized or malformed' % macroName
|
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print 'Assembler terminated by "--help-macro" option'
|
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sys.exit(1)
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|
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# If asked, list the available macros.
|
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if argList.list_macros:
|
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print '\nBuilt-in macros\n'
|
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tmp = [name for name in ad.macros['builtIn']]
|
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tmp.sort()
|
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for name in tmp:
|
|
print name
|
|
for testPath in ad.macroSearchPaths:
|
|
if not os.path.isdir(testPath):
|
|
continue
|
|
for testName in os.listdir(testPath):
|
|
if not re.match(r'.*\.py$',testName):
|
|
continue;
|
|
fullFile = os.path.join(testPath,testName);
|
|
if not os.path.isfile(fullFile):
|
|
continue
|
|
try:
|
|
execfile(fullFile)
|
|
exec('%s(ad)' % testName[:-3])
|
|
except:
|
|
pass
|
|
print '\nUser-defined macros\n'
|
|
tmp = [name for name in ad.macros['list'] if name not in ad.macros['builtIn']]
|
|
tmp.sort()
|
|
for name in tmp:
|
|
print name
|
|
print
|
|
print 'Assembler terminated by "--list-macros" option'
|
|
sys.exit(1)
|
|
|
################################################################################
|
################################################################################
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#
|
#
|
# Stage 1: Parse the files.
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# Stage 1: Parse the files.
|
#
|
#
|
# Read the entire file, doing the following while reading the file:
|
# Read the entire file, doing the following while reading the file:
|
