# environment 'env' with modified object suffix and optional stripped
# binary. Additional keyword arguments are appended to corresponding
# build environment vars.
-def makeEnv(env, label, objsfx, strip = False, **kwargs):
+def makeEnv(env, label, objsfx, strip=False, disable_partial=False, **kwargs):
# SCons doesn't know to append a library suffix when there is a '.' in the
# name. Use '_' instead.
libname = variant('gem5_' + label)
if not srcs:
continue
+ # If partial linking is disabled, add these sources to the build
+ # directly, and short circuit this loop.
+ if disable_partial:
+ for s in srcs:
+ static_objs.append(make_obj(s, True))
+ shared_objs.append(make_obj(s, False))
+ continue
+
# Set up the static partially linked objects.
source_objs = [ make_obj(s, True) for s in srcs ]
file_name = new_env.subst("${OBJPREFIX}lib${OBJSUFFIX}.partial")
# "Fast" binary
if 'fast' in needed_envs:
+ disable_partial = \
+ env.get('BROKEN_INCREMENTAL_LTO', False) and \
+ GetOption('force_lto')
makeEnv(env, 'fast', '.fo', strip = True,
CCFLAGS = Split(ccflags['fast']),
CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'],
- LINKFLAGS = Split(ldflags['fast']))
+ LINKFLAGS = Split(ldflags['fast']),
+ disable_partial=disable_partial)
# Profiled binary using gprof
if 'prof' in needed_envs: