linux/scripts/Makefile.gcc-plugins
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   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
  22ifdef CONFIG_GCC_PLUGIN_STRUCTLEAK
  23    DISABLE_STRUCTLEAK_PLUGIN += -fplugin-arg-structleak_plugin-disable
  24endif
  25export DISABLE_STRUCTLEAK_PLUGIN
  26gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK)               \
  27                += -DSTRUCTLEAK_PLUGIN
  28
  29gcc-plugin-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)      += randomize_layout_plugin.so
  30gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_RANDSTRUCT)               \
  31                += -DRANDSTRUCT_PLUGIN
  32gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE)   \
  33                += -fplugin-arg-randomize_layout_plugin-performance-mode
  34
  35gcc-plugin-$(CONFIG_GCC_PLUGIN_STACKLEAK)       += stackleak_plugin.so
  36gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)                \
  37                += -DSTACKLEAK_PLUGIN
  38gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)                \
  39                += -fplugin-arg-stackleak_plugin-track-min-size=$(CONFIG_STACKLEAK_TRACK_MIN_SIZE)
  40gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK)                \
  41                += -fplugin-arg-stackleak_plugin-arch=$(SRCARCH)
  42ifdef CONFIG_GCC_PLUGIN_STACKLEAK
  43    DISABLE_STACKLEAK_PLUGIN += -fplugin-arg-stackleak_plugin-disable
  44endif
  45export DISABLE_STACKLEAK_PLUGIN
  46
  47gcc-plugin-$(CONFIG_GCC_PLUGIN_ARM_SSP_PER_TASK) += arm_ssp_per_task_plugin.so
  48ifdef CONFIG_GCC_PLUGIN_ARM_SSP_PER_TASK
  49    DISABLE_ARM_SSP_PER_TASK_PLUGIN += -fplugin-arg-arm_ssp_per_task_plugin-disable
  50endif
  51export DISABLE_ARM_SSP_PER_TASK_PLUGIN
  52
  53# All the plugin CFLAGS are collected here in case a build target needs to
  54# filter them out of the KBUILD_CFLAGS.
  55GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y))
  56# The sancov_plugin.so is included via CFLAGS_KCOV, so it is removed here.
  57GCC_PLUGINS_CFLAGS := $(filter-out %/sancov_plugin.so, $(GCC_PLUGINS_CFLAGS))
  58export GCC_PLUGINS_CFLAGS
  59
  60# Add the flags to the build!
  61KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS)
  62
  63# All enabled GCC plugins are collected here for building below.
  64GCC_PLUGIN := $(gcc-plugin-y)
  65export GCC_PLUGIN
  66