| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (C) 2020 ARM Limited |
| |
| CFLAGS += -std=gnu99 -I. -pthread |
| LDFLAGS += -pthread |
| SRCS := $(filter-out mte_common_util.c,$(wildcard *.c)) |
| PROGS := $(patsubst %.c,%,$(SRCS)) |
| |
| ifeq ($(LLVM),) |
| # For GCC check that the toolchain has MTE support. |
| |
| # preserve CC value from top level Makefile |
| ifeq ($(CC),cc) |
| CC := $(CROSS_COMPILE)gcc |
| endif |
| |
| #check if the compiler works well |
| mte_cc_support := $(shell if ($(CC) $(CFLAGS) -march=armv8.5-a+memtag -E -x c /dev/null -o /dev/null 2>&1) then echo "1"; fi) |
| |
| else |
| |
| # All supported clang versions also support MTE. |
| mte_cc_support := 1 |
| |
| endif |
| |
| ifeq ($(mte_cc_support),1) |
| # Generated binaries to be installed by top KSFT script |
| TEST_GEN_PROGS := $(PROGS) |
| |
| else |
| $(warning compiler "$(CC)" does not support the ARMv8.5 MTE extension.) |
| $(warning test program "mte" will not be created.) |
| endif |
| |
| # Include KSFT lib.mk. |
| include ../../lib.mk |
| |
| ifeq ($(mte_cc_support),1) |
| $(TEST_GEN_PROGS): mte_common_util.c mte_helper.S |
| endif |
