changeset 1e2cf7b3e9d4 in /z/repo/gem5
details: http://repo.gem5.org/gem5?cmd=changeset;node=1e2cf7b3e9d4
description:
scons: Add --without-tcmalloc build option
Disabling tcmalloc is required for valgrind's memcheck to work properly;
this option makes it easier to create such a build.
diffstat:
SConstruct | 22 +++++++++++++---------
1 files changed, 13 insertions(+), 9 deletions(-)
diffs (39 lines):
diff -r 30b40ca619ba -r 1e2cf7b3e9d4 SConstruct
--- a/SConstruct Tue Aug 12 17:35:28 2014 -0500
+++ b/SConstruct Mon Sep 22 14:37:23 2014 -0500
@@ -186,6 +186,9 @@
AddLocalOption('--without-python', dest='without_python',
action='store_true',
help='Build without Python configuration support')
+AddLocalOption('--without-tcmalloc', dest='without_tcmalloc',
+ action='store_true',
+ help='Disable linking against tcmalloc')
termcap = get_termcap(GetOption('use_colors'))
@@ -973,15 +976,16 @@
conf.CheckLibWithHeader([None, 'rt'], [ 'time.h', 'signal.h' ], 'C',
'timer_create(CLOCK_MONOTONIC, NULL, NULL);')
-if conf.CheckLib('tcmalloc'):
- main.Append(CCFLAGS=main['TCMALLOC_CCFLAGS'])
-elif conf.CheckLib('tcmalloc_minimal'):
- main.Append(CCFLAGS=main['TCMALLOC_CCFLAGS'])
-else:
- print termcap.Yellow + termcap.Bold + \
- "You can get a 12% performance improvement by installing tcmalloc "\
- "(libgoogle-perftools-dev package on Ubuntu or RedHat)." + \
- termcap.Normal
+if not GetOption('without_tcmalloc'):
+ if conf.CheckLib('tcmalloc'):
+ main.Append(CCFLAGS=main['TCMALLOC_CCFLAGS'])
+ elif conf.CheckLib('tcmalloc_minimal'):
+ main.Append(CCFLAGS=main['TCMALLOC_CCFLAGS'])
+ else:
+ print termcap.Yellow + termcap.Bold + \
+ "You can get a 12% performance improvement by "\
+ "installing tcmalloc (libgoogle-perftools-dev package "\
+ "on Ubuntu or RedHat)." + termcap.Normal
if not have_posix_clock:
print "Can't find library for POSIX clocks."
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