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authorJosé Fonseca <jfonseca@vmware.com>2010-09-29 14:08:53 +0100
committerJosé Fonseca <jfonseca@vmware.com>2010-09-29 14:17:26 +0100
commit67450f0644f61fc17ab1315124dfe50537d36e9e (patch)
treefa0c928ce60e59ad292754629d2aaa97134549bd /scons/gallium.py
parentfdcc168a16d59bf2b7fd291383f214834c2546f6 (diff)
scons: New build= option, with support for checked builds.
Where checked build is compiler optimizations plus debugging checks -- ideal for testing CPU bound loads and running test automation loads.
Diffstat (limited to 'scons/gallium.py')
-rw-r--r--scons/gallium.py59
1 files changed, 41 insertions, 18 deletions
diff --git a/scons/gallium.py b/scons/gallium.py
index f5de4718eea..97b47216636 100644
--- a/scons/gallium.py
+++ b/scons/gallium.py
@@ -49,14 +49,14 @@ def symlink(target, source, env):
os.symlink(os.path.basename(source), target)
def install(env, source, subdir):
- target_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build'], subdir)
+ target_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir'], subdir)
env.Install(target_dir, source)
def install_program(env, source):
install(env, source, 'bin')
def install_shared_library(env, sources, version = ()):
- install_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build'])
+ install_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir'])
version = tuple(map(str, version))
if env['SHLIBSUFFIX'] == '.dll':
dlls = env.FindIxes(sources, 'SHLIBPREFIX', 'SHLIBSUFFIX')
@@ -138,20 +138,42 @@ def generate(env):
gcc = env['gcc']
msvc = env['msvc']
+ # Backwards compatability with the debug= profile= options
+ if env['build'] == 'debug':
+ if not env['debug']:
+ print 'scons: debug option is deprecated: use instead build=release'
+ env['build'] = 'release'
+ if env['profile']:
+ print 'scons: profile option is deprecated: use instead build=profile'
+ env['build'] = 'profile'
+ if False:
+ # Enforce SConscripts to use the new build variable
+ env.popitem('debug')
+ env.popitem('profile')
+ else:
+ # Backwards portability with older sconscripts
+ if env['build'] in ('debug', 'checked'):
+ env['debug'] = True
+ env['profile'] = False
+ if env['build'] == 'profile':
+ env['debug'] = False
+ env['profile'] = True
+ if env['build'] == 'release':
+ env['debug'] = False
+ env['profile'] = False
+
# Put build output in a separate dir, which depends on the current
# configuration. See also http://www.scons.org/wiki/AdvancedBuildExample
build_topdir = 'build'
build_subdir = env['platform']
if env['machine'] != 'generic':
build_subdir += '-' + env['machine']
- if env['debug']:
- build_subdir += "-debug"
- if env['profile']:
- build_subdir += "-profile"
+ if env['build'] != 'release':
+ build_subdir += '-' + env['build']
build_dir = os.path.join(build_topdir, build_subdir)
# Place the .sconsign file in the build dir too, to avoid issues with
# different scons versions building the same source file
- env['build'] = build_dir
+ env['build_dir'] = build_dir
env.SConsignFile(os.path.join(build_dir, '.sconsign'))
if 'SCONS_CACHE_DIR' in os.environ:
print 'scons: Using build cache in %s.' % (os.environ['SCONS_CACHE_DIR'],)
@@ -165,11 +187,11 @@ def generate(env):
# C preprocessor options
cppdefines = []
- if debug:
+ if env['build'] in ('debug', 'checked'):
cppdefines += ['DEBUG']
else:
cppdefines += ['NDEBUG']
- if env['profile']:
+ if env['build'] == 'profile':
cppdefines += ['PROFILE']
if platform == 'windows':
cppdefines += [
@@ -190,7 +212,7 @@ def generate(env):
'_SCL_SECURE_NO_WARNINGS',
'_SCL_SECURE_NO_DEPRECATE',
]
- if debug:
+ if env['build'] in ('debug', 'checked'):
cppdefines += ['_DEBUG']
if env['toolchain'] == 'winddk':
# Mimic WINDDK's builtin flags. See also:
@@ -217,7 +239,7 @@ def generate(env):
('__BUILDMACHINE__', 'WinDDK'),
('FPO', '0'),
]
- if debug:
+ if env['build'] in ('debug', 'checked'):
cppdefines += [('DBG', 1)]
if platform == 'wince':
cppdefines += [
@@ -253,15 +275,16 @@ def generate(env):
ccflags = [] # C & C++
if gcc:
ccversion = env['CCVERSION']
- if debug:
- ccflags += ['-O0', '-g3']
+ if env['build'] == 'debug':
+ ccflags += ['-O0']
elif ccversion.startswith('4.2.'):
# gcc 4.2.x optimizer is broken
print "warning: gcc 4.2.x optimizer is broken -- disabling optimizations"
- ccflags += ['-O0', '-g3']
+ ccflags += ['-O0']
else:
- ccflags += ['-O3', '-g3']
- if env['profile']:
+ ccflags += ['-O3']
+ ccflags += ['-g3']
+ if env['build'] in ('checked', 'profile'):
# 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',
@@ -320,7 +343,7 @@ def generate(env):
# See also:
# - http://msdn.microsoft.com/en-us/library/19z1t1wy.aspx
# - cl /?
- if debug:
+ if env['build'] == 'debug':
ccflags += [
'/Od', # disable optimizations
'/Oi', # enable intrinsic functions
@@ -460,7 +483,7 @@ def generate(env):
'/entry:DrvEnableDriver',
]
- if env['debug'] or env['profile']:
+ if env['build'] != 'release':
linkflags += [
'/MAP', # http://msdn.microsoft.com/en-us/library/k7xkk3e2.aspx
]