Merge ktlim@zizzer:/bk/m5
into zamp.eecs.umich.edu:/z/ktlim2/clean/m5-o3 --HG-- extra : convert_revision : 804302a5edb9d908808861f7f54a4f3cbb22830c
This commit is contained in:
commit
16df8221ff
2 changed files with 64 additions and 64 deletions
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@ -418,31 +418,31 @@ def format BasicOperateWithNopCheck(code, *opt_args) {{
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}};
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// Integer instruction templates, formats, etc.
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##include "m5/arch/alpha/isa/int.isa"
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##include "int.isa"
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// Floating-point instruction templates, formats, etc.
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##include "m5/arch/alpha/isa/fp.isa"
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##include "fp.isa"
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// Memory instruction templates, formats, etc.
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##include "m5/arch/alpha/isa/mem.isa"
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##include "mem.isa"
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// Branch/jump instruction templates, formats, etc.
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##include "m5/arch/alpha/isa/branch.isa"
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##include "branch.isa"
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// PAL instruction templates, formats, etc.
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##include "m5/arch/alpha/isa/pal.isa"
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##include "pal.isa"
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// Opcdec fault instruction templates, formats, etc.
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##include "m5/arch/alpha/isa/opcdec.isa"
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##include "opcdec.isa"
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// Unimplemented instruction templates, formats, etc.
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##include "m5/arch/alpha/isa/unimp.isa"
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##include "unimp.isa"
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// Unknown instruction templates, formats, etc.
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##include "m5/arch/alpha/isa/unknown.isa"
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##include "unknown.isa"
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// Execution utility functions
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##include "m5/arch/alpha/isa/util.isa"
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##include "util.isa"
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// The actual decoder
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##include "m5/arch/alpha/isa/decoder.isa"
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##include "decoder.isa"
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@ -1,5 +1,3 @@
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#! /usr/bin/env python
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# Copyright (c) 2003-2005 The Regents of The University of Michigan
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# All rights reserved.
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#
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@ -162,13 +160,12 @@ def t_CPPDIRECTIVE(t):
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def t_NEWFILE(t):
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r'^\#\#newfile\s+"[\w/.-]*"'
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global fileNameStack
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fileNameStack.append((t.value[11:-1], t.lineno))
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fileNameStack.push((t.value[11:-1], t.lineno))
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t.lineno = 0
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def t_ENDFILE(t):
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r'^\#\#endfile'
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(filename, t.lineno) = fileNameStack.pop()
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(old_filename, t.lineno) = fileNameStack.pop()
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#
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# The functions t_NEWLINE, t_ignore, and t_error are
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@ -698,7 +695,7 @@ def p_error(t):
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if t:
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error(t.lineno, "syntax error at '%s'" % t.value)
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else:
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error_bt(0, "unknown syntax error")
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error(0, "unknown syntax error", True)
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# END OF GRAMMAR RULES
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#
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@ -896,6 +893,12 @@ formatStack = Stack(NoFormat())
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# The global default case stack.
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defaultStack = Stack( None )
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# Global stack that tracks current file and line number.
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# Each element is a tuple (filename, lineno) that records the
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# *current* filename and the line number in the *previous* file where
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# it was included.
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fileNameStack = Stack()
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###################
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# Utility functions
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@ -932,25 +935,22 @@ def fixPythonIndentation(s):
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return s
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# Error handler. Just call exit. Output formatted to work under
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# Emacs compile-mode. This function should be called when errors due
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# to user input are detected (as opposed to parser bugs).
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def error(lineno, string):
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# Emacs compile-mode. Optional 'print_traceback' arg, if set to True,
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# prints a Python stack backtrace too (can be handy when trying to
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# debug the parser itself).
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def error(lineno, string, print_traceback = False):
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spaces = ""
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for (filename, line) in fileNameStack[0:-1]:
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print spaces + "In file included from " + filename
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print spaces + "In file included from " + filename + ":"
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spaces += " "
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# Uncomment the following line to get a Python stack backtrace for
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# these errors too. Can be handy when trying to debug the parser.
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# traceback.print_exc()
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sys.exit(spaces + "%s:%d: %s" % (fileNameStack[-1][0], lineno, string))
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# Like error(), but include a Python stack backtrace (for processing
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# Python exceptions). This function should be called for errors that
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# appear to be bugs in the parser itself.
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def error_bt(lineno, string):
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# Print a Python stack backtrace if requested.
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if (print_traceback):
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traceback.print_exc()
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print >> sys.stderr, "%s:%d: %s" % (input_filename, lineno, string)
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sys.exit(1)
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if lineno != 0:
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line_str = "%d:" % lineno
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else:
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line_str = ""
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sys.exit(spaces + "%s:%s %s" % (fileNameStack[-1][0], line_str, string))
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#####################################################################
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@ -1070,7 +1070,7 @@ def buildOperandTypeMap(userDict, lineno):
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elif size == 64:
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ctype = 'double'
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if ctype == '':
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error(0, 'Unrecognized type description "%s" in userDict')
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error(lineno, 'Unrecognized type description "%s" in userDict')
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operandTypeMap[ext] = (size, ctype, is_signed)
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#
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@ -1687,47 +1687,47 @@ def update_if_needed(file, contents):
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f.write(contents)
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f.close()
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# This regular expression matches include directives
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# This regular expression matches '##include' directives
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includeRE = re.compile(r'^\s*##include\s+"(?P<filename>[\w/.-]*)".*$',
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re.MULTILINE)
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def preprocess_isa_desc(isa_desc):
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# Find any includes and include them
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pos = 0
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while 1:
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m = includeRE.search(isa_desc, pos)
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if not m:
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break
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filename = m.group('filename')
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print 'Including file "%s"' % filename
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# Function to replace a matched '##include' directive with the
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# contents of the specified file (with nested ##includes replaced
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# recursively). 'matchobj' is an re match object (from a match of
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# includeRE) and 'dirname' is the directory relative to which the file
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# path should be resolved.
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def replace_include(matchobj, dirname):
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fname = matchobj.group('filename')
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full_fname = os.path.normpath(os.path.join(dirname, fname))
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contents = '##newfile "%s"\n%s\n##endfile\n' % \
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(full_fname, read_and_flatten(full_fname))
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return contents
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# Read a file and recursively flatten nested '##include' files.
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def read_and_flatten(filename):
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current_dir = os.path.dirname(filename)
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try:
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isa_desc = isa_desc[:m.start()] + \
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'##newfile "' + filename + '"\n' + \
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open(filename).read() + \
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'##endfile\n' + \
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isa_desc[m.end():]
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contents = open(filename).read()
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except IOError:
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error(0, 'Error including file "%s"' % (filename))
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pos = m.start()
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return isa_desc
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error(0, 'Error including file "%s"' % filename)
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fileNameStack.push((filename, 0))
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# Find any includes and include them
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contents = includeRE.sub(lambda m: replace_include(m, current_dir),
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contents)
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fileNameStack.pop()
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return contents
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#
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# Read in and parse the ISA description.
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#
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def parse_isa_desc(isa_desc_file, output_dir):
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# set a global var for the input filename... used in error messages
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global input_filename
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input_filename = isa_desc_file
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global fileNameStack
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fileNameStack = [(input_filename, 1)]
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# Read file and (recursively) all included files into a string.
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# PLY requires that the input be in a single string so we have to
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# do this up front.
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isa_desc = read_and_flatten(isa_desc_file)
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# Suck the ISA description file in.
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input = open(isa_desc_file)
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isa_desc = input.read()
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input.close()
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# Perform Preprocessing
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isa_desc = preprocess_isa_desc(isa_desc)
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# Initialize filename stack with outer file.
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fileNameStack.push((isa_desc_file, 0))
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# Parse it.
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(isa_name, namespace, global_code, namespace_code) = yacc.parse(isa_desc)
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