| 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | |
| 3 | gcc-plugin-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY) += latent_entropy_plugin.so |
| 4 | gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY) \ |
| 5 | += -DLATENT_ENTROPY_PLUGIN |
| 6 | ifdef CONFIG_GCC_PLUGIN_LATENT_ENTROPY |
| 7 | DISABLE_LATENT_ENTROPY_PLUGIN += -fplugin-arg-latent_entropy_plugin-disable -ULATENT_ENTROPY_PLUGIN |
| 8 | endif |
| 9 | export DISABLE_LATENT_ENTROPY_PLUGIN |
| 10 | |
| 11 | gcc-plugin-$(CONFIG_GCC_PLUGIN_STACKLEAK) += stackleak_plugin.so |
| 12 | gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK) \ |
| 13 | += -DSTACKLEAK_PLUGIN |
| 14 | gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK) \ |
| 15 | += -fplugin-arg-stackleak_plugin-track-min-size=$(CONFIG_STACKLEAK_TRACK_MIN_SIZE) |
| 16 | gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK) \ |
| 17 | += -fplugin-arg-stackleak_plugin-arch=$(SRCARCH) |
| 18 | gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK_VERBOSE) \ |
| 19 | += -fplugin-arg-stackleak_plugin-verbose |
| 20 | ifdef CONFIG_GCC_PLUGIN_STACKLEAK |
| 21 | DISABLE_STACKLEAK_PLUGIN += -fplugin-arg-stackleak_plugin-disable |
| 22 | endif |
| 23 | export DISABLE_STACKLEAK_PLUGIN |
| 24 | |
| 25 | # All the plugin CFLAGS are collected here in case a build target needs to |
| 26 | # filter them out of the KBUILD_CFLAGS. |
| 27 | GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y)) -DGCC_PLUGINS |
| 28 | export GCC_PLUGINS_CFLAGS |
| 29 | |
| 30 | # Add the flags to the build! |
| 31 | KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) |
| 32 | |
| 33 | # Some plugins are enabled outside of this Makefile, but they still need to |
| 34 | # be included in GCC_PLUGIN so they can get built. |
| 35 | gcc-plugin-external-$(CONFIG_GCC_PLUGIN_RANDSTRUCT) \ |
| 36 | += randomize_layout_plugin.so |
| 37 | |
| 38 | # All enabled GCC plugins are collected here for building in |
| 39 | # scripts/gcc-scripts/Makefile. |
| 40 | GCC_PLUGIN := $(gcc-plugin-y) $(gcc-plugin-external-y) |
| 41 | export GCC_PLUGIN |