src/mem/protocol/SConscript

   1 # -*- mode:python -*-
   2
   3 # Copyright (c) 2009 The Hewlett-Packard Development Company
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions are
   8 # met: redistributions of source code must retain the above copyright
   9 # notice, this list of conditions and the following disclaimer;
  10 # redistributions in binary form must reproduce the above copyright
  11 # notice, this list of conditions and the following disclaimer in the
  12 # documentation and/or other materials provided with the distribution;
  13 # neither the name of the copyright holders nor the names of its
  14 # contributors may be used to endorse or promote products derived from
  15 # this software without specific prior written permission.
  16 #
  17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28 #
  29 # Authors: Nathan Binkert
  30
  31 import os
  32 import re
  33 import sys
  34
  35 from os.path import isdir, isfile, join as joinpath
  36
  37 from SCons.Scanner import Classic
  38
  39 Import('*')
  40
  41 if env['PROTOCOL'] == 'None':
  42     Return()
  43
  44 output_dir = Dir('.')
  45 html_dir = Dir('html')
  46 slicc_dir = Dir('../slicc')
  47
  48 sys.path[1:1] = [ Dir('..').srcnode().abspath ]
  49 from slicc.parser import SLICC
  50
  51 slicc_depends = []
  52 for root,dirs,files in os.walk(slicc_dir.srcnode().abspath):
  53     for f in files:
  54         if f.endswith('.py'):
  55             slicc_depends.append(File(joinpath(root, f)))
  56
  57 #
  58 # Use SLICC
  59 #
  60 env["SLICC_PATH"] = protocol_dirs
  61 slicc_scanner = Classic("SliccScanner", ['.sm', '.slicc'], "SLICC_PATH",
  62                         r'''include[ \t]["'](.*)["'];''')
  63 env.Append(SCANNERS=slicc_scanner)
  64
  65 def slicc_emitter(target, source, env):
  66     assert len(source) == 1
  67     filepath = source[0].srcnode().abspath
  68
  69     slicc = SLICC(filepath, protocol_base.abspath, verbose=False)
  70     slicc.process()
  71     slicc.writeCodeFiles(output_dir.abspath, slicc_includes)
  72     if env['SLICC_HTML']:
  73         slicc.writeHTMLFiles(html_dir.abspath)
  74
  75     target.extend([output_dir.File(f) for f in sorted(slicc.files())])
  76     return target, source
  77
  78 def slicc_action(target, source, env):
  79     assert len(source) == 1
  80     filepath = source[0].srcnode().abspath
  81
  82     slicc = SLICC(filepath, protocol_base.abspath, verbose=True)
  83     slicc.process()
  84     slicc.writeCodeFiles(output_dir.abspath, slicc_includes)
  85     if env['SLICC_HTML']:
  86         slicc.writeHTMLFiles(html_dir.abspath)
  87
  88 slicc_builder = Builder(action=MakeAction(slicc_action, Transform("SLICC")),
  89                         emitter=slicc_emitter)
  90
  91 protocol = env['PROTOCOL']
  92 protocol_dir = None
  93 for path in protocol_dirs:
  94     if os.path.exists(os.path.join(path, "%s.slicc" % protocol)):
  95         protocol_dir = Dir(path)
  96         break
  97
  98 if not protocol_dir:
  99     raise ValueError, "Could not find %s.slicc in protocol_dirs" % protocol
 100
 101 sources = [ protocol_dir.File("%s.slicc" % protocol) ]
 102
 103 env.Append(BUILDERS={'SLICC' : slicc_builder})
 104 nodes = env.SLICC([], sources)
 105 env.Depends(nodes, slicc_depends)
 106
 107 for f in nodes:
 108     s = str(f)
 109     if s.endswith('.cc'):
 110         Source(f)
 111     elif s.endswith('.py'):
 112         SimObject(f)
 113