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configure: remove target configuration

Browse source 
The config-target.mak files are small constant, we can therefore just
write them down explicitly.

This removes a pretty large part of the configure script, including the
whole logic to detect which accelerators are supported by each target.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2020-09-21 04:37:49 -04:00
parent 859c3d5990
commit fdb75aeff7
74 changed files with 412 additions and 455 deletions
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27
meson.build
View file

@ -723,13 +723,25 @@ kconfig_external_symbols = [
]
ignored = ['TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_DIRS']
default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
actual_target_dirs = []
foreach target : target_dirs
config_target = { 'TARGET_NAME': target.split('-')[0] }
if target.endswith('linux-user')
assert(targetos == 'linux')
if targetos != 'linux'
if default_targets
continue
endif
error('Target @0@ is only available on a Linux host'.format(target))
endif
config_target += { 'CONFIG_LINUX_USER': 'y' }
elif target.endswith('bsd-user')
assert('CONFIG_BSD' in config_host)
if 'CONFIG_BSD' not in config_host
if default_targets
continue
endif
error('Target @0@ is only available on a BSD host'.format(target))
endif
config_target += { 'CONFIG_BSD_USER': 'y' }
elif target.endswith('softmmu')
config_target += { 'CONFIG_SOFTMMU': 'y' }
@ -753,8 +765,14 @@ foreach target : target_dirs
have_accel = true
endif
endforeach
assert(have_accel)
if not have_accel
if default_targets
continue
endif
error('No accelerator available for target @0@'.format(target))
endif
actual_target_dirs += target
config_target += keyval.load('default-configs/targets' / target + '.mak')
foreach k, v: disassemblers
@ -816,6 +834,7 @@ foreach target : target_dirs
endif
config_target_mak += {target: config_target}
endforeach
target_dirs = actual_target_dirs
# This configuration is used to build files that are shared by
# multiple binaries, and then extracted out of the "common"
@ -1519,7 +1538,7 @@ if config_host.has_key('CONFIG_MODULES')
endif
summary_info += {'host CPU': cpu}
summary_info += {'host endianness': build_machine.endian()}
summary_info += {'target list': config_host['TARGET_DIRS']}
summary_info += {'target list': ' '.join(target_dirs)}
summary_info += {'gprof enabled': config_host.has_key('CONFIG_GPROF')}
summary_info += {'sparse enabled': meson.get_compiler('c').cmd_array().contains('cgcc')}
summary_info += {'strip binaries': get_option('strip')}