xref: /linux/scripts/Makefile.gcc-plugins (revision 02680c23d7b3febe45ea3d4f9818c2b2dc89020a)
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-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF)		\
19		+= -fplugin-arg-structleak_plugin-byref
20gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL)	\
21		+= -fplugin-arg-structleak_plugin-byref-all
22gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK)		\
23		+= -DSTRUCTLEAK_PLUGIN
24
25gcc-plugin-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)	+= randomize_layout_plugin.so
26gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)		\
27		+= -DRANDSTRUCT_PLUGIN
28gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE)	\
29		+= -fplugin-arg-randomize_layout_plugin-performance-mode
30
31gcc-plugin-$(CONFIG_GCC_PLUGIN_STACKLEAK)	+= stackleak_plugin.so
32gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)		\
33		+= -DSTACKLEAK_PLUGIN
34gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)		\
35		+= -fplugin-arg-stackleak_plugin-track-min-size=$(CONFIG_STACKLEAK_TRACK_MIN_SIZE)
36gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)		\
37		+= -fplugin-arg-stackleak_plugin-arch=$(SRCARCH)
38ifdef CONFIG_GCC_PLUGIN_STACKLEAK
39    DISABLE_STACKLEAK_PLUGIN += -fplugin-arg-stackleak_plugin-disable
40endif
41export DISABLE_STACKLEAK_PLUGIN
42
43gcc-plugin-$(CONFIG_GCC_PLUGIN_ARM_SSP_PER_TASK) += arm_ssp_per_task_plugin.so
44ifdef CONFIG_GCC_PLUGIN_ARM_SSP_PER_TASK
45    DISABLE_ARM_SSP_PER_TASK_PLUGIN += -fplugin-arg-arm_ssp_per_task_plugin-disable
46endif
47export DISABLE_ARM_SSP_PER_TASK_PLUGIN
48
49# All the plugin CFLAGS are collected here in case a build target needs to
50# filter them out of the KBUILD_CFLAGS.
51GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y))
52# The sancov_plugin.so is included via CFLAGS_KCOV, so it is removed here.
53GCC_PLUGINS_CFLAGS := $(filter-out %/sancov_plugin.so, $(GCC_PLUGINS_CFLAGS))
54export GCC_PLUGINS_CFLAGS
55
56# Add the flags to the build!
57KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS)
58
59# All enabled GCC plugins are collected here for building below.
60GCC_PLUGIN := $(gcc-plugin-y)
61export GCC_PLUGIN
62