mirror of https://gitee.com/openkylin/linux.git
44 lines
1.7 KiB
Makefile
44 lines
1.7 KiB
Makefile
ifdef CONFIG_GCC_PLUGINS
|
|
__PLUGINCC := $(call cc-ifversion, -ge, 0408, $(HOSTCXX), $(HOSTCC))
|
|
PLUGINCC := $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)")
|
|
|
|
SANCOV_PLUGIN := -fplugin=$(objtree)/scripts/gcc-plugins/sancov_plugin.so
|
|
|
|
gcc-plugin-$(CONFIG_GCC_PLUGIN_CYC_COMPLEXITY) += cyc_complexity_plugin.so
|
|
|
|
ifdef CONFIG_GCC_PLUGIN_SANCOV
|
|
ifeq ($(CFLAGS_KCOV),)
|
|
# It is needed because of the gcc-plugin.sh and gcc version checks.
|
|
gcc-plugin-$(CONFIG_GCC_PLUGIN_SANCOV) += sancov_plugin.so
|
|
|
|
ifneq ($(PLUGINCC),)
|
|
CFLAGS_KCOV := $(SANCOV_PLUGIN)
|
|
else
|
|
$(warning warning: cannot use CONFIG_KCOV: -fsanitize-coverage=trace-pc is not supported by compiler)
|
|
endif
|
|
endif
|
|
endif
|
|
|
|
GCC_PLUGINS_CFLAGS := $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y))
|
|
|
|
export PLUGINCC GCC_PLUGINS_CFLAGS GCC_PLUGIN SANCOV_PLUGIN
|
|
|
|
ifeq ($(PLUGINCC),)
|
|
ifneq ($(GCC_PLUGINS_CFLAGS),)
|
|
ifeq ($(call cc-ifversion, -ge, 0405, y), y)
|
|
PLUGINCC := $(shell $(CONFIG_SHELL) -x $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)")
|
|
$(warning warning: your gcc installation does not support plugins, perhaps the necessary headers are missing?)
|
|
else
|
|
$(warning warning: your gcc version does not support plugins, you should upgrade it to gcc 4.5 at least)
|
|
endif
|
|
endif
|
|
else
|
|
# SANCOV_PLUGIN can be only in CFLAGS_KCOV because avoid duplication.
|
|
GCC_PLUGINS_CFLAGS := $(filter-out $(SANCOV_PLUGIN), $(GCC_PLUGINS_CFLAGS))
|
|
endif
|
|
|
|
KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS)
|
|
GCC_PLUGIN := $(gcc-plugin-y)
|
|
|
|
endif
|