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authorJosé Fonseca <jfonseca@vmware.com>2009-09-20 18:07:16 +0100
committerJosé Fonseca <jfonseca@vmware.com>2009-09-20 18:09:34 +0100
commit1a9eec84bd363409b884fbf468dbec6ca595b593 (patch)
treedee7124ca05e19dd60719b933e33c335b6718b10
parent911a7a82cd44e89dd7c24a256a0a172f01eadde3 (diff)
scons: Drop gprof support for profile builds; tweak optimization flags instead.
gprof is useful for shared libraries, hence our drivers. Nevertheless profilers like oprofile can benefit from disabling some relatively minor optimizations for more accurate / complete results.
-rw-r--r--scons/gallium.py6
1 files changed, 5 insertions, 1 deletions
diff --git a/scons/gallium.py b/scons/gallium.py
index 47b07744be..38782ac726 100644
--- a/scons/gallium.py
+++ b/scons/gallium.py
@@ -334,7 +334,11 @@ def generate(env):
else:
ccflags += ['-O3', '-g3']
if env['profile']:
- ccflags += ['-pg']
+ # See http://code.google.com/p/jrfonseca/wiki/Gprof2Dot#Which_options_should_I_pass_to_gcc_when_compiling_for_profiling?
+ ccflags += [
+ '-fno-omit-frame-pointer',
+ '-fno-optimize-sibling-calls',
+ ]
if env['machine'] == 'x86':
ccflags += [
'-m32',