SConscript (3942:edc24787baf6) SConscript (3960:1dca397b2bab)
1# -*- mode:python -*-
2
3# Copyright (c) 2004-2005 The Regents of The University of Michigan
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: Steve Reinhardt
30
31import os
32import sys
33from os.path import isfile, join as joinpath
34
35# This file defines how to build a particular configuration of M5
36# based on variable settings in the 'env' build environment.
37
38# Import build environment variable from SConstruct.
39Import('env')
40
41###################################################
42#
43# Define needed sources.
44#
45###################################################
46
47# Base sources used by all configurations.
48
49base_sources = Split('''
50 base/annotate.cc
51 base/circlebuf.cc
52 base/cprintf.cc
53 base/fast_alloc.cc
54 base/fifo_buffer.cc
55 base/hostinfo.cc
56 base/hybrid_pred.cc
57 base/inifile.cc
58 base/intmath.cc
59 base/match.cc
60 base/misc.cc
61 base/output.cc
62 base/pollevent.cc
63 base/range.cc
64 base/random.cc
1# -*- mode:python -*-
2
3# Copyright (c) 2004-2005 The Regents of The University of Michigan
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: Steve Reinhardt
30
31import os
32import sys
33from os.path import isfile, join as joinpath
34
35# This file defines how to build a particular configuration of M5
36# based on variable settings in the 'env' build environment.
37
38# Import build environment variable from SConstruct.
39Import('env')
40
41###################################################
42#
43# Define needed sources.
44#
45###################################################
46
47# Base sources used by all configurations.
48
49base_sources = Split('''
50 base/annotate.cc
51 base/circlebuf.cc
52 base/cprintf.cc
53 base/fast_alloc.cc
54 base/fifo_buffer.cc
55 base/hostinfo.cc
56 base/hybrid_pred.cc
57 base/inifile.cc
58 base/intmath.cc
59 base/match.cc
60 base/misc.cc
61 base/output.cc
62 base/pollevent.cc
63 base/range.cc
64 base/random.cc
65 base/remote_gdb.cc
65 base/sat_counter.cc
66 base/socket.cc
67 base/statistics.cc
68 base/str.cc
69 base/time.cc
70 base/trace.cc
71 base/traceflags.cc
72 base/userinfo.cc
73 base/compression/lzss_compression.cc
74 base/loader/aout_object.cc
75 base/loader/ecoff_object.cc
76 base/loader/elf_object.cc
77 base/loader/raw_object.cc
78 base/loader/object_file.cc
79 base/loader/symtab.cc
80 base/stats/events.cc
81 base/stats/statdb.cc
82 base/stats/visit.cc
83 base/stats/text.cc
84
85 cpu/activity.cc
86 cpu/base.cc
87 cpu/cpuevent.cc
88 cpu/exetrace.cc
89 cpu/func_unit.cc
90 cpu/op_class.cc
91 cpu/pc_event.cc
92 cpu/quiesce_event.cc
93 cpu/static_inst.cc
94 cpu/simple_thread.cc
95 cpu/thread_state.cc
96
97 mem/bridge.cc
98 mem/bus.cc
99 mem/dram.cc
100 mem/mem_object.cc
101 mem/packet.cc
102 mem/physical.cc
103 mem/port.cc
104 mem/tport.cc
105
106 mem/cache/base_cache.cc
107 mem/cache/cache.cc
108 mem/cache/coherence/coherence_protocol.cc
109 mem/cache/coherence/uni_coherence.cc
110 mem/cache/miss/blocking_buffer.cc
111 mem/cache/miss/miss_buffer.cc
112 mem/cache/miss/miss_queue.cc
113 mem/cache/miss/mshr.cc
114 mem/cache/miss/mshr_queue.cc
115 mem/cache/prefetch/base_prefetcher.cc
116 mem/cache/prefetch/ghb_prefetcher.cc
66 base/sat_counter.cc
67 base/socket.cc
68 base/statistics.cc
69 base/str.cc
70 base/time.cc
71 base/trace.cc
72 base/traceflags.cc
73 base/userinfo.cc
74 base/compression/lzss_compression.cc
75 base/loader/aout_object.cc
76 base/loader/ecoff_object.cc
77 base/loader/elf_object.cc
78 base/loader/raw_object.cc
79 base/loader/object_file.cc
80 base/loader/symtab.cc
81 base/stats/events.cc
82 base/stats/statdb.cc
83 base/stats/visit.cc
84 base/stats/text.cc
85
86 cpu/activity.cc
87 cpu/base.cc
88 cpu/cpuevent.cc
89 cpu/exetrace.cc
90 cpu/func_unit.cc
91 cpu/op_class.cc
92 cpu/pc_event.cc
93 cpu/quiesce_event.cc
94 cpu/static_inst.cc
95 cpu/simple_thread.cc
96 cpu/thread_state.cc
97
98 mem/bridge.cc
99 mem/bus.cc
100 mem/dram.cc
101 mem/mem_object.cc
102 mem/packet.cc
103 mem/physical.cc
104 mem/port.cc
105 mem/tport.cc
106
107 mem/cache/base_cache.cc
108 mem/cache/cache.cc
109 mem/cache/coherence/coherence_protocol.cc
110 mem/cache/coherence/uni_coherence.cc
111 mem/cache/miss/blocking_buffer.cc
112 mem/cache/miss/miss_buffer.cc
113 mem/cache/miss/miss_queue.cc
114 mem/cache/miss/mshr.cc
115 mem/cache/miss/mshr_queue.cc
116 mem/cache/prefetch/base_prefetcher.cc
117 mem/cache/prefetch/ghb_prefetcher.cc
118 mem/cache/prefetch/prefetcher.cc
117 mem/cache/prefetch/stride_prefetcher.cc
118 mem/cache/prefetch/tagged_prefetcher.cc
119 mem/cache/tags/base_tags.cc
119 mem/cache/prefetch/stride_prefetcher.cc
120 mem/cache/prefetch/tagged_prefetcher.cc
121 mem/cache/tags/base_tags.cc
122 mem/cache/tags/cache_tags.cc
120 mem/cache/tags/fa_lru.cc
121 mem/cache/tags/iic.cc
122 mem/cache/tags/lru.cc
123 mem/cache/tags/repl/gen.cc
124 mem/cache/tags/repl/repl.cc
125 mem/cache/tags/split.cc
126 mem/cache/tags/split_lifo.cc
127 mem/cache/tags/split_lru.cc
128
129 mem/cache/cache_builder.cc
130
123 mem/cache/tags/fa_lru.cc
124 mem/cache/tags/iic.cc
125 mem/cache/tags/lru.cc
126 mem/cache/tags/repl/gen.cc
127 mem/cache/tags/repl/repl.cc
128 mem/cache/tags/split.cc
129 mem/cache/tags/split_lifo.cc
130 mem/cache/tags/split_lru.cc
131
132 mem/cache/cache_builder.cc
133
131 python/swig/init.cc
132 python/swig/debug_wrap.cc
133 python/swig/main_wrap.cc
134 python/swig/debug_wrap.cc
135 python/swig/main_wrap.cc
134 python/swig/event_wrap.cc
135 python/swig/pyevent.cc
136
137 sim/builder.cc
138 sim/debug.cc
139 sim/eventq.cc
140 sim/faults.cc
141 sim/main.cc
142 sim/param.cc
143 sim/root.cc
144 sim/serialize.cc
145 sim/sim_events.cc
146 sim/sim_object.cc
147 sim/startup.cc
148 sim/stat_context.cc
149 sim/stat_control.cc
150 sim/system.cc
151 sim/trace_context.cc
152 ''')
153
154trace_reader_sources = Split('''
155 cpu/trace/reader/mem_trace_reader.cc
156 cpu/trace/reader/ibm_reader.cc
157 cpu/trace/reader/itx_reader.cc
158 cpu/trace/reader/m5_reader.cc
159 cpu/trace/opt_cpu.cc
160 cpu/trace/trace_cpu.cc
161 ''')
162
163
164
165# MySql sources
166mysql_sources = Split('''
167 base/mysql.cc
168 base/stats/mysql.cc
169 ''')
170
171# Full-system sources
172full_system_sources = Split('''
173 base/crc.cc
174 base/inet.cc
136
137 sim/builder.cc
138 sim/debug.cc
139 sim/eventq.cc
140 sim/faults.cc
141 sim/main.cc
142 sim/param.cc
143 sim/root.cc
144 sim/serialize.cc
145 sim/sim_events.cc
146 sim/sim_object.cc
147 sim/startup.cc
148 sim/stat_context.cc
149 sim/stat_control.cc
150 sim/system.cc
151 sim/trace_context.cc
152 ''')
153
154trace_reader_sources = Split('''
155 cpu/trace/reader/mem_trace_reader.cc
156 cpu/trace/reader/ibm_reader.cc
157 cpu/trace/reader/itx_reader.cc
158 cpu/trace/reader/m5_reader.cc
159 cpu/trace/opt_cpu.cc
160 cpu/trace/trace_cpu.cc
161 ''')
162
163
164
165# MySql sources
166mysql_sources = Split('''
167 base/mysql.cc
168 base/stats/mysql.cc
169 ''')
170
171# Full-system sources
172full_system_sources = Split('''
173 base/crc.cc
174 base/inet.cc
175 base/remote_gdb.cc
176
177 cpu/intr_control.cc
178 cpu/profile.cc
179
180 dev/uart.cc
181 dev/uart8250.cc
182
183 mem/vport.cc
184
185 sim/pseudo_inst.cc
186 ''')
187 #dev/sinic.cc
188 #dev/i8254xGBe.cc
189
190if env['TARGET_ISA'] == 'alpha':
191 full_system_sources += Split('''
192 kern/tru64/dump_mbuf.cc
193 kern/tru64/printf.cc
194 kern/tru64/tru64_events.cc
195 kern/tru64/tru64_syscalls.cc
196 ''')
197
198# Syscall emulation (non-full-system) sources
199syscall_emulation_sources = Split('''
200 mem/translating_port.cc
201 mem/page_table.cc
202 sim/process.cc
203 sim/syscall_emul.cc
204 ''')
205
206#if env['TARGET_ISA'] == 'alpha':
207# syscall_emulation_sources += Split('''
208# kern/tru64/tru64.cc
209# ''')
210
211memtest_sources = Split('''
212 cpu/memtest/memtest.cc
213 ''')
214
215# Include file paths are rooted in this directory. SCons will
216# automatically expand '.' to refer to both the source directory and
217# the corresponding build directory to pick up generated include
218# files.
219env.Append(CPPPATH=Dir('.'))
220
221# Add a flag defining what THE_ISA should be for all compilation
222env.Append(CPPDEFINES=[('THE_ISA','%s_ISA' % env['TARGET_ISA'].upper())])
223
224arch_sources = SConscript(os.path.join('arch', 'SConscript'), exports = 'env')
225
226cpu_sources = SConscript(os.path.join('cpu', 'SConscript'), exports = 'env')
227
228if env['FULL_SYSTEM']:
229 dev_sources = SConscript(os.path.join('dev', 'SConscript'),
230 exports = 'env')
231 full_system_sources += dev_sources
232
233 kern_sources = SConscript(os.path.join('kern', 'SConscript'),
234 exports = 'env')
235 full_system_sources += kern_sources
236
237# Set up complete list of sources based on configuration.
238sources = base_sources + arch_sources + cpu_sources
239
240# encumbered should be last because we're adding to some of the other groups
241if isfile(joinpath(env['SRCDIR'], 'encumbered/SConscript')):
242 sources += SConscript('encumbered/SConscript', exports = 'env')
243
244
245if env['FULL_SYSTEM']:
246 sources += full_system_sources
247else:
248 sources += syscall_emulation_sources
249
250if env['USE_MYSQL']:
251 sources += mysql_sources
252
253for opt in env.ExportOptions:
254 env.ConfigFile(opt)
255
256###################################################
257#
258# Special build rules.
259#
260###################################################
261
262# base/traceflags.{cc,hh} are generated from base/traceflags.py.
263# $TARGET.base will expand to "<build-dir>/base/traceflags".
264env.Command(Split('base/traceflags.hh base/traceflags.cc'),
265 'base/traceflags.py',
266 'python $SOURCE $TARGET.base')
267
268SConscript('python/SConscript', exports = ['env'])
269
270# This function adds the specified sources to the given build
271# environment, and returns a list of all the corresponding SCons
272# Object nodes (including an extra one for date.cc). We explicitly
273# add the Object nodes so we can set up special dependencies for
274# date.cc.
275def make_objs(sources, env):
276 objs = [env.Object(s) for s in sources]
277 # make date.cc depend on all other objects so it always gets
278 # recompiled whenever anything else does
279 date_obj = env.Object('base/date.cc')
280 env.Depends(date_obj, objs)
281 objs.append(date_obj)
282 return objs
283
284###################################################
285#
286# Define binaries. Each different build type (debug, opt, etc.) gets
287# a slightly different build environment.
288#
289###################################################
290
291# List of constructed environments to pass back to SConstruct
292envList = []
293
294# Function to create a new build environment as clone of current
295# environment 'env' with modified object suffix and optional stripped
296# binary. Additional keyword arguments are appended to corresponding
297# build environment vars.
298def makeEnv(label, objsfx, strip = False, **kwargs):
299 newEnv = env.Copy(OBJSUFFIX=objsfx)
300 newEnv.Label = label
301 newEnv.Append(**kwargs)
302 exe = 'm5.' + label # final executable
303 bin = exe + '.bin' # executable w/o appended Python zip archive
304 newEnv.Program(bin, make_objs(sources, newEnv))
305 if strip:
306 stripped_bin = bin + '.stripped'
307 newEnv.Command(stripped_bin, bin, 'strip $SOURCE -o $TARGET')
308 bin = stripped_bin
309 targets = newEnv.Concat(exe, [bin, 'python/m5py.zip'])
310 newEnv.M5Binary = targets[0]
311 envList.append(newEnv)
312
313# Debug binary
175
176 cpu/intr_control.cc
177 cpu/profile.cc
178
179 dev/uart.cc
180 dev/uart8250.cc
181
182 mem/vport.cc
183
184 sim/pseudo_inst.cc
185 ''')
186 #dev/sinic.cc
187 #dev/i8254xGBe.cc
188
189if env['TARGET_ISA'] == 'alpha':
190 full_system_sources += Split('''
191 kern/tru64/dump_mbuf.cc
192 kern/tru64/printf.cc
193 kern/tru64/tru64_events.cc
194 kern/tru64/tru64_syscalls.cc
195 ''')
196
197# Syscall emulation (non-full-system) sources
198syscall_emulation_sources = Split('''
199 mem/translating_port.cc
200 mem/page_table.cc
201 sim/process.cc
202 sim/syscall_emul.cc
203 ''')
204
205#if env['TARGET_ISA'] == 'alpha':
206# syscall_emulation_sources += Split('''
207# kern/tru64/tru64.cc
208# ''')
209
210memtest_sources = Split('''
211 cpu/memtest/memtest.cc
212 ''')
213
214# Include file paths are rooted in this directory. SCons will
215# automatically expand '.' to refer to both the source directory and
216# the corresponding build directory to pick up generated include
217# files.
218env.Append(CPPPATH=Dir('.'))
219
220# Add a flag defining what THE_ISA should be for all compilation
221env.Append(CPPDEFINES=[('THE_ISA','%s_ISA' % env['TARGET_ISA'].upper())])
222
223arch_sources = SConscript(os.path.join('arch', 'SConscript'), exports = 'env')
224
225cpu_sources = SConscript(os.path.join('cpu', 'SConscript'), exports = 'env')
226
227if env['FULL_SYSTEM']:
228 dev_sources = SConscript(os.path.join('dev', 'SConscript'),
229 exports = 'env')
230 full_system_sources += dev_sources
231
232 kern_sources = SConscript(os.path.join('kern', 'SConscript'),
233 exports = 'env')
234 full_system_sources += kern_sources
235
236# Set up complete list of sources based on configuration.
237sources = base_sources + arch_sources + cpu_sources
238
239# encumbered should be last because we're adding to some of the other groups
240if isfile(joinpath(env['SRCDIR'], 'encumbered/SConscript')):
241 sources += SConscript('encumbered/SConscript', exports = 'env')
242
243
244if env['FULL_SYSTEM']:
245 sources += full_system_sources
246else:
247 sources += syscall_emulation_sources
248
249if env['USE_MYSQL']:
250 sources += mysql_sources
251
252for opt in env.ExportOptions:
253 env.ConfigFile(opt)
254
255###################################################
256#
257# Special build rules.
258#
259###################################################
260
261# base/traceflags.{cc,hh} are generated from base/traceflags.py.
262# $TARGET.base will expand to "<build-dir>/base/traceflags".
263env.Command(Split('base/traceflags.hh base/traceflags.cc'),
264 'base/traceflags.py',
265 'python $SOURCE $TARGET.base')
266
267SConscript('python/SConscript', exports = ['env'])
268
269# This function adds the specified sources to the given build
270# environment, and returns a list of all the corresponding SCons
271# Object nodes (including an extra one for date.cc). We explicitly
272# add the Object nodes so we can set up special dependencies for
273# date.cc.
274def make_objs(sources, env):
275 objs = [env.Object(s) for s in sources]
276 # make date.cc depend on all other objects so it always gets
277 # recompiled whenever anything else does
278 date_obj = env.Object('base/date.cc')
279 env.Depends(date_obj, objs)
280 objs.append(date_obj)
281 return objs
282
283###################################################
284#
285# Define binaries. Each different build type (debug, opt, etc.) gets
286# a slightly different build environment.
287#
288###################################################
289
290# List of constructed environments to pass back to SConstruct
291envList = []
292
293# Function to create a new build environment as clone of current
294# environment 'env' with modified object suffix and optional stripped
295# binary. Additional keyword arguments are appended to corresponding
296# build environment vars.
297def makeEnv(label, objsfx, strip = False, **kwargs):
298 newEnv = env.Copy(OBJSUFFIX=objsfx)
299 newEnv.Label = label
300 newEnv.Append(**kwargs)
301 exe = 'm5.' + label # final executable
302 bin = exe + '.bin' # executable w/o appended Python zip archive
303 newEnv.Program(bin, make_objs(sources, newEnv))
304 if strip:
305 stripped_bin = bin + '.stripped'
306 newEnv.Command(stripped_bin, bin, 'strip $SOURCE -o $TARGET')
307 bin = stripped_bin
308 targets = newEnv.Concat(exe, [bin, 'python/m5py.zip'])
309 newEnv.M5Binary = targets[0]
310 envList.append(newEnv)
311
312# Debug binary
314ccflags = {}
315if env['GCC']:
316 if sys.platform == 'sunos5':
317 ccflags['debug'] = '-gstabs+'
318 else:
319 ccflags['debug'] = '-ggdb3'
320 ccflags['opt'] = '-g -O3'
321 ccflags['fast'] = '-O3'
322 ccflags['prof'] = '-O3 -g -pg'
323elif env['SUNCC']:
324 ccflags['debug'] = '-g0'
325 ccflags['opt'] = '-g -O'
326 ccflags['fast'] = '-fast'
327 ccflags['prof'] = '-fast -g -pg'
328elif env['ICC']:
329 ccflags['debug'] = '-g -O0'
330 ccflags['opt'] = '-g -O'
331 ccflags['fast'] = '-fast'
332 ccflags['prof'] = '-fast -g -pg'
313# Solaris seems to have some issue with DWARF2 debugging information, it's ok
314# with stabs though
315if sys.platform == 'sunos5':
316 debug_flag = '-gstabs+'
333else:
317else:
334 print 'Unknown compiler, please fix compiler options'
335 Exit(1)
318 debug_flag = '-ggdb3'
336
337makeEnv('debug', '.do',
319
320makeEnv('debug', '.do',
338 CCFLAGS = Split(ccflags['debug']),
321 CCFLAGS = Split('%s -O0' % debug_flag),
339 CPPDEFINES = ['DEBUG', 'TRACING_ON=1'])
340
341# Optimized binary
342makeEnv('opt', '.o',
322 CPPDEFINES = ['DEBUG', 'TRACING_ON=1'])
323
324# Optimized binary
325makeEnv('opt', '.o',
343 CCFLAGS = Split(ccflags['opt']),
326 CCFLAGS = Split('-g -O3'),
344 CPPDEFINES = ['TRACING_ON=1'])
345
346# "Fast" binary
347makeEnv('fast', '.fo', strip = True,
327 CPPDEFINES = ['TRACING_ON=1'])
328
329# "Fast" binary
330makeEnv('fast', '.fo', strip = True,
348 CCFLAGS = Split(ccflags['fast']),
331 CCFLAGS = Split('-O3'),
349 CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'])
350
351# Profiled binary
352makeEnv('prof', '.po',
332 CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'])
333
334# Profiled binary
335makeEnv('prof', '.po',
353 CCFLAGS = Split(ccflags['prof']),
336 CCFLAGS = Split('-O3 -g -pg'),
354 CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'],
355 LINKFLAGS = '-pg')
356
357Return('envList')
337 CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'],
338 LINKFLAGS = '-pg')
339
340Return('envList')