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-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL)	\
19		+= -fplugin-arg-structleak_plugin-byref-all
20ifdef CONFIG_GCC_PLUGIN_STRUCTLEAK
21    DISABLE_STRUCTLEAK_PLUGIN += -fplugin-arg-structleak_plugin-disable
22endif
23export DISABLE_STRUCTLEAK_PLUGIN
24gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK)		\
25		+= -DSTRUCTLEAK_PLUGIN
26
27gcc-plugin-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)	+= randomize_layout_plugin.so
28gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)		\
29		+= -DRANDSTRUCT_PLUGIN
30gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE)	\
31		+= -fplugin-arg-randomize_layout_plugin-performance-mode
32
33# All the plugin CFLAGS are collected here in case a build target needs to
34# filter them out of the KBUILD_CFLAGS.
35GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y))
36# The sancov_plugin.so is included via CFLAGS_KCOV, so it is removed here.
37GCC_PLUGINS_CFLAGS := $(filter-out %/sancov_plugin.so, $(GCC_PLUGINS_CFLAGS))
38export GCC_PLUGINS_CFLAGS
39
40# Add the flags to the build!
41KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS)
42
43# All enabled GCC plugins are collected here for building below.
44GCC_PLUGIN := $(gcc-plugin-y)
45export GCC_PLUGIN
46
47# Actually do the build, if requested.
48PHONY += gcc-plugins
49gcc-plugins: scripts_basic
50ifdef CONFIG_GCC_PLUGINS
51	$(Q)$(MAKE) $(build)=scripts/gcc-plugins
52endif
53	@:
54