| # 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 |