diff options
Diffstat (limited to 'Makefile')
-rw-r--r-- | Makefile | 20 |
1 files changed, 20 insertions, 0 deletions
@@ -278,6 +278,14 @@ TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \ -ffreestanding -fno-builtin -Wall -std=gnu99 \ -Os -ffunction-sections -fdata-sections +ifeq (${SANITIZE_UB},on) +TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover +endif +ifeq (${SANITIZE_UB},trap) +TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \ + -fsanitize-undefined-trap-on-error +endif + GCC_V_OUTPUT := $(shell $(CC) -v 2>&1) ifneq ($(findstring armlink,$(notdir $(LD))),) @@ -313,6 +321,10 @@ ifeq ($(notdir $(CC)),armclang) BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S endif +ifeq (${SANITIZE_UB},on) +BL_COMMON_SOURCES += plat/common/ubsan.c +endif + INCLUDES += -Iinclude \ -Iinclude/arch/${ARCH} \ -Iinclude/lib/cpus/${ARCH} \ @@ -682,6 +694,10 @@ $(eval $(call assert_numeric,ARM_ARCH_MAJOR)) $(eval $(call assert_numeric,ARM_ARCH_MINOR)) $(eval $(call assert_numeric,BRANCH_PROTECTION)) +ifeq ($(filter $(SANITIZE_UB), on off trap),) + $(error "Invalid value for SANITIZE_UB: can be one of on, off, trap") +endif + ################################################################################ # Add definitions to the cpp preprocessor based on the current build options. # This is done after including the platform specific makefile to allow the @@ -734,6 +750,10 @@ $(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY)) $(eval $(call add_define,BL2_AT_EL3)) $(eval $(call add_define,BL2_IN_XIP_MEM)) +ifeq (${SANITIZE_UB},trap) + $(eval $(call add_define,MONITOR_TRAPS)) +endif + # Define the EL3_PAYLOAD_BASE flag only if it is provided. ifdef EL3_PAYLOAD_BASE $(eval $(call add_define,EL3_PAYLOAD_BASE)) |