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Use -fno-exceptions for more performance; disable RTTI in release builds

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rdb 2015-01-02 15:06:47 +01:00
parent 368e1ca644
commit 8098460433
1 changed files with 15 additions and 3 deletions
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18
makepanda/makepanda.py
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@ -1108,8 +1108,6 @@ def CompileCxx(obj,src,opts):
cmd += ' -fno-inline-functions-called-once -fgcse-after-reload'
cmd += ' -frerun-cse-after-loop -frename-registers'
if not src.endswith(".c"):
cmd += " -fno-exceptions -fno-rtti"
cmd += " -Wa,--noexecstack"
# Now add specific release/debug flags.
@ -1135,6 +1133,16 @@ def CompileCxx(obj,src,opts):
else:
cmd += " -pthread"
if not src.endswith(".c"):
# We don't use exceptions.
if 'EXCEPTIONS' not in opts:
cmd += " -fno-exceptions"
if 'RTTI' not in opts:
# We always disable RTTI on Android for memory usage reasons.
if optlevel >= 4 or GetTarget() == "android":
cmd += " -fno-rtti"
if PkgSkip("SSE2") == 0 and not arch.startswith("arm"):
cmd += " -msse2"
@ -2185,6 +2193,10 @@ def WriteConfigSettings():
if (GetOptimize() >= 4):
dtool_config["PRC_SAVE_DESCRIPTIONS"] = 'UNDEF'
if (GetOptimize() >= 4):
# Disable RTTI on release builds.
dtool_config["HAVE_RTTI"] = 'UNDEF'
# Now that we have OS_SIMPLE_THREADS, we can support
# SIMPLE_THREADS on exotic architectures like win64, so we no
# longer need to disable it for this platform.
@ -3665,7 +3677,7 @@ if (PkgSkip("ROCKET") == 0) and (not RUNTIME):
TargetAdd('libp3rocket.dll', input=COMMON_PANDA_LIBS)
TargetAdd('libp3rocket.dll', opts=OPTS)
OPTS=['DIR:panda/src/rocket', 'ROCKET']
OPTS=['DIR:panda/src/rocket', 'ROCKET', 'RTTI', 'EXCEPTIONS']
IGATEFILES=GetDirectoryContents('panda/src/rocket', ["rocketInputHandler.h",
"rocketInputHandler.cxx", "rocketRegion.h", "rocketRegion.cxx", "rocketRegion_ext.h"])
TargetAdd('libp3rocket.in', opts=OPTS, input=IGATEFILES)