Makefile.gcc-plugins

# SPDX-License-Identifier: GPL-2.0

gcc-plugin-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY)	+= latent_entropy_plugin.so
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY)		\
		+= -DLATENT_ENTROPY_PLUGIN
ifdef CONFIG_GCC_PLUGIN_LATENT_ENTROPY
    DISABLE_LATENT_ENTROPY_PLUGIN += -fplugin-arg-latent_entropy_plugin-disable -ULATENT_ENTROPY_PLUGIN
endif
export DISABLE_LATENT_ENTROPY_PLUGIN

gcc-plugin-$(CONFIG_GCC_PLUGIN_STRUCTLEAK)	+= structleak_plugin.so
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE)	\
		+= -fplugin-arg-structleak_plugin-verbose
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF)		\
		+= -fplugin-arg-structleak_plugin-byref
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL)	\
		+= -fplugin-arg-structleak_plugin-byref-all
ifdef CONFIG_GCC_PLUGIN_STRUCTLEAK
    DISABLE_STRUCTLEAK_PLUGIN += -fplugin-arg-structleak_plugin-disable
endif
export DISABLE_STRUCTLEAK_PLUGIN
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK)		\
		+= -DSTRUCTLEAK_PLUGIN

gcc-plugin-$(CONFIG_GCC_PLUGIN_STACKLEAK)	+= stackleak_plugin.so
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)		\
		+= -DSTACKLEAK_PLUGIN
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)		\
		+= -fplugin-arg-stackleak_plugin-track-min-size=$(CONFIG_STACKLEAK_TRACK_MIN_SIZE)
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)		\
		+= -fplugin-arg-stackleak_plugin-arch=$(SRCARCH)
gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK_VERBOSE)	\
		+= -fplugin-arg-stackleak_plugin-verbose
ifdef CONFIG_GCC_PLUGIN_STACKLEAK
    DISABLE_STACKLEAK_PLUGIN += -fplugin-arg-stackleak_plugin-disable
endif
export DISABLE_STACKLEAK_PLUGIN

gcc-plugin-$(CONFIG_GCC_PLUGIN_ARM_SSP_PER_TASK) += arm_ssp_per_task_plugin.so
ifdef CONFIG_GCC_PLUGIN_ARM_SSP_PER_TASK
    DISABLE_ARM_SSP_PER_TASK_PLUGIN += -fplugin-arg-arm_ssp_per_task_plugin-disable
endif
export DISABLE_ARM_SSP_PER_TASK_PLUGIN

# All the plugin CFLAGS are collected here in case a build target needs to
# filter them out of the KBUILD_CFLAGS.
GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y))
export GCC_PLUGINS_CFLAGS

# Add the flags to the build!
KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS)

# Some plugins are enabled outside of this Makefile, but they still need to
# be included in GCC_PLUGIN so they can get built.
gcc-plugin-external-$(CONFIG_GCC_PLUGIN_SANCOV)			\
	+= sancov_plugin.so
gcc-plugin-external-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)		\
	+= randomize_layout_plugin.so

# All enabled GCC plugins are collected here for building in
# scripts/gcc-scripts/Makefile.
GCC_PLUGIN := $(gcc-plugin-y) $(gcc-plugin-external-y)
export GCC_PLUGIN