1# SPDX-License-Identifier: GPL-2.0
2
3gcc-plugin-$(CONFIG_GCC_PLUGIN_CYC_COMPLEXITY)	+= cyc_complexity_plugin.so
4
5gcc-plugin-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY)	+= latent_entropy_plugin.so
6gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY)		\
7		+= -DLATENT_ENTROPY_PLUGIN
8ifdef CONFIG_GCC_PLUGIN_LATENT_ENTROPY
9    DISABLE_LATENT_ENTROPY_PLUGIN += -fplugin-arg-latent_entropy_plugin-disable
10endif
11export DISABLE_LATENT_ENTROPY_PLUGIN
12
13gcc-plugin-$(CONFIG_GCC_PLUGIN_SANCOV)		+= sancov_plugin.so
14
15gcc-plugin-$(CONFIG_GCC_PLUGIN_STRUCTLEAK)	+= structleak_plugin.so
16gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE)	\
17		+= -fplugin-arg-structleak_plugin-verbose
18gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL)	\
19		+= -fplugin-arg-structleak_plugin-byref-all
20gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK)		\
21		+= -DSTRUCTLEAK_PLUGIN
22
23gcc-plugin-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)	+= randomize_layout_plugin.so
24gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)		\
25		+= -DRANDSTRUCT_PLUGIN
26gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE)	\
27		+= -fplugin-arg-randomize_layout_plugin-performance-mode
28
29# All the plugin CFLAGS are collected here in case a build target needs to
30# filter them out of the KBUILD_CFLAGS.
31GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y))
32# The sancov_plugin.so is included via CFLAGS_KCOV, so it is removed here.
33GCC_PLUGINS_CFLAGS := $(filter-out %/sancov_plugin.so, $(GCC_PLUGINS_CFLAGS))
34export GCC_PLUGINS_CFLAGS
35
36# Add the flags to the build!
37KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS)
38
39# All enabled GCC plugins are collected here for building below.
40GCC_PLUGIN := $(gcc-plugin-y)
41export GCC_PLUGIN
42
43# Actually do the build, if requested.
44PHONY += gcc-plugins
45gcc-plugins: scripts_basic
46ifdef CONFIG_GCC_PLUGINS
47	$(Q)$(MAKE) $(build)=scripts/gcc-plugins
48endif
49	@:
50