Gabe Black has uploaded this change for review. (
https://gem5-review.googlesource.com/c/public/gem5/+/49428 )
Change subject: scons,util: Generate cxx_config/init.cc using a helper
script.
......................................................................
scons,util: Generate cxx_config/init.cc using a helper script.
Change-Id: Ib0129fc5c2de3977f2dedc1bfec532bbedb2d20e
---
M src/SConscript
A util/bld/cxx_config_init_cc.py
2 files changed, 73 insertions(+), 33 deletions(-)
diff --git a/src/SConscript b/src/SConscript
index 48aa48b..31ff5b8 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -43,6 +43,7 @@
import importlib
import importlib.machinery
import importlib.util
+import itertools
import os
import os.path
import re
@@ -699,40 +700,21 @@
if GetOption('with_cxx_config'):
Source(cc_file)
-# C++ parameter description files
+# CXX config init.cc
+all_sim_objects = sorted(itertools.chain.from_iterable(
+ SimObject.sim_objects.values()))
+sim_object_args = list(f'"{sim_object}"' for sim_object in all_sim_objects)
+cc_file = File('cxx_config/init.cc')
+gem5py_env.Command([ "${CXXCONFIGINIT_CC}" ],
+ [ "${GEM5PY}", "${CXXCONFIGINITCC_PY}" ],
+ MakeAction('"${GEM5PY}" "${CXXCONFIGINITCC_PY}" "${TARGET}" '
+ '${SIM_OBJECTS}',
+ Transform("CXXCINIT", 0)),
+ CXXCONFIGINITCC_PY=util_bld.File('cxx_config_init_cc.py'),
+ SIM_OBJECTS=' '.join(sim_object_args),
+ CXXCONFIGINIT_CC=cc_file)
if GetOption('with_cxx_config'):
- cxx_config_init_cc_file = File('cxx_config/init.cc')
-
- def createCxxConfigInitCC(target, source, env):
- assert len(target) == 1
-
- code = code_formatter()
-
- for name,simobj in sorted(sim_objects.items()):
- if not hasattr(simobj, 'abstract') or not simobj.abstract:
- code('#include "cxx_config/${name}.hh"')
- code()
- code('namespace gem5')
- code('{')
- code()
- code('void cxxConfigInit()')
- code('{')
- code.indent()
- for name,simobj in sorted(sim_objects.items()):
- not_abstract = not hasattr(simobj, 'abstract') or \
- not simobj.abstract
- if not_abstract and 'type' in simobj.__dict__:
- code('cxx_config_directory["${name}"] = '
- '${name}CxxConfigParams::makeDirectoryEntry();')
- code.dedent()
- code('}')
- code('')
- code('} // namespace gem5')
- code.write(target[0].abspath)
-
- env.Command(cxx_config_init_cc_file, [],
- MakeAction(createCxxConfigInitCC, Transform("CXXCINIT")))
- Source(cxx_config_init_cc_file)
+ Source(cc_file)
# C++ versions of enum params.
for module, enums in sorted(SimObject.enums.items()):
diff --git a/util/bld/cxx_config_init_cc.py b/util/bld/cxx_config_init_cc.py
new file mode 100644
index 0000000..392052b
--- /dev/null
+++ b/util/bld/cxx_config_init_cc.py
@@ -0,0 +1,58 @@
+# Copyright 2021 Google, Inc.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import sys
+
+from code_formatter import code_formatter
+
+if len(sys.argv) < 2:
+ print(f"Usage: {sys.argv[0]} CXX_CONFIG_INIT_CC [simobject]...",
+ file=sys.stderr)
+ sys.exit(1)
+
+cc = sys.argv[1]
+sim_objects = sys.argv[2:]
+
+code = code_formatter()
+
+for sim_object in sim_objects:
+ code('#include "cxx_config/${sim_object}.hh"')
+code('')
+code('namespace gem5')
+code('{')
+code('')
+code('void')
+code('cxxConfigInit()')
+code('{')
+code.indent()
+for sim_object in sim_objects:
+ code('cxx_config_directory["${sim_object}"] = '
+ '${sim_object}CxxConfigParams::makeDirectoryEntry();')
+code.dedent()
+code('}')
+code('')
+code('} // namespace gem5')
+
+code.write(cc)
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Ib0129fc5c2de3977f2dedc1bfec532bbedb2d20e
Gerrit-Change-Number: 49428
Gerrit-PatchSet: 1
Gerrit-Owner: Gabe Black <gabe.bl...@gmail.com>
Gerrit-MessageType: newchange
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