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lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export

Last change on this file since e912cdf was 2f7d77c6, checked in by Jiří Zárevúcky <jiri.zarevucky@…>, 7 years ago
Add rudimentary support for undefined behavior sanitizer.
Property mode set to `100644`
File size: 12.0 KB

Rev	Line
[e16e036a]	1	#
[df4ed85]	2	# Copyright (c) 2005 Martin Decky
[e16e036a]	3	# All rights reserved.
	4	#
	5	# Redistribution and use in source and binary forms, with or without
	6	# modification, are permitted provided that the following conditions
	7	# are met:
	8	#
	9	# - Redistributions of source code must retain the above copyright
	10	# notice, this list of conditions and the following disclaimer.
	11	# - Redistributions in binary form must reproduce the above copyright
	12	# notice, this list of conditions and the following disclaimer in the
	13	# documentation and/or other materials provided with the distribution.
	14	# - The name of the author may not be used to endorse or promote products
	15	# derived from this software without specific prior written permission.
	16	#
	17	# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	18	# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	19	# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	20	# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	21	# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	22	# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	23	# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	24	# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	25	# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	26	# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	27	#
	28
[4e9aaf5]	29	## Configuration
	30	#
	31
	32	ROOT_PATH = ..
	33
	34	VERSION_DEF = $(ROOT_PATH)/version
	35
	36	COMMON_MAKEFILE = $(ROOT_PATH)/Makefile.common
	37	COMMON_HEADER = $(ROOT_PATH)/common.h
[6ecf5b8]	38	COMMON_HEADER_ARCH = arch/$(KARCH)/include/arch/common.h
[4e9aaf5]	39
	40	CONFIG_MAKEFILE = $(ROOT_PATH)/Makefile.config
	41	CONFIG_HEADER = $(ROOT_PATH)/config.h
	42
	43	-include $(VERSION_DEF)
	44	-include $(COMMON_MAKEFILE)
	45	-include $(CONFIG_MAKEFILE)
	46
	47	## Common names
	48	#
	49
[d2f75eb]	50	AUTOCHECK = $(realpath $(ROOT_PATH)/tools/autocheck.awk)
[4e9aaf5]	51	RAW = kernel.raw
	52	BIN = kernel.bin
	53	MAP = kernel.map
	54	JOB = kernel.job
	55	MAP_PREV = $(MAP).prev
	56	DISASM = kernel.disasm
	57	DUMP = kernel.dump
	58	REAL_MAP = generic/src/debug/real_map
	59
	60	GENMAP = tools/genmap.py
	61
	62	LINK = arch/$(KARCH)/_link.ld
	63	EMPTY_MAP = generic/src/debug/empty_map.o
	64	SIZEOK_MAP = generic/src/debug/sizeok_map.o
	65
[7f881cd8]	66	ifeq ($(PRECHECK),y)
	67	JOBFILE = $(ROOT_PATH)/tools/jobfile.py
	68	# XXX: Do not change the order of arguments.
	69	CC_JOB = $(JOBFILE) $(JOB) $(CC) $< -o $@
	70	else
	71	CC_JOB = $(CC) $< -o $@
	72	endif
	73
[4761f54]	74	.PHONY: all clean autogen_clean depend
[d2f75eb]	75	.DELETE_ON_ERROR:
[e16e036a]	76
[4e9aaf5]	77	all: $(VERSION_DEF) $(COMMON_MAKEFILE) $(COMMON_HEADER) $(CONFIG_MAKEFILE) $(CONFIG_HEADER) $(BIN) $(DISASM)
[c9ed176]	78
[b8fac76]	79	clean: autogen_clean
[4761f54]	80	rm -f $(RAW) $(BIN) $(MAP) $(JOB) $(MAP_PREV) $(DISASM) $(DUMP) $(REAL_MAP).* arch//_link.ld arch//include/arch/common.h
[b8fac76]	81	find generic/src/ arch//src/ genarch/src/ test/ -name '.o' -follow -exec rm '{}' \;
[4761f54]	82	find generic/src/ arch//src/ genarch/src/ test/ -name '.d' -follow -exec rm '{}' \;
[4e9aaf5]	83
	84	## Common compiler flags
	85	#
	86
[6c5fc8e]	87	INCLUDES = generic/include genarch/include arch/$(KARCH)/include ../abi/include
[6ecf5b8]	88	INCLUDES_FLAGS = $(addprefix -I,$(INCLUDES))
[1cb092d]	89
[d9faae91]	90	DEFS = -DKERNEL -DRELEASE=$(RELEASE) "-DCOPYRIGHT=$(COPYRIGHT)" "-DNAME=$(NAME)" -D__$(BITS)_BITS__ -D__$(ENDIANESS)__
[4e9aaf5]	91
[a0a273e]	92	COMMON_CFLAGS = $(INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
[1ab3c4b]	93	-ffreestanding -nostdlib -nostdinc \
[dd162f6]	94	-fexec-charset=UTF-8 -finput-charset=UTF-8 -fno-common \
	95	-fdebug-prefix-map=$(realpath $(ROOT_PATH))=.
[a0a273e]	96
	97	GCC_CFLAGS = -std=gnu99 -Wall -Wextra -Wno-unused-parameter \
	98	-Wmissing-prototypes -Werror-implicit-function-declaration \
	99	-Wwrite-strings -pipe
	100
	101	CLANG_CFLAGS = -std=gnu99 -Wall -Wextra -Wno-unused-parameter \
[a41cda7]	102	-Wno-missing-field-initializers -Wno-unused-command-line-argument \
[a0a273e]	103	-Wmissing-prototypes -Werror-implicit-function-declaration \
	104	-Wwrite-strings -pipe -fno-stack-protector -fno-PIC
[4e9aaf5]	105
[e805e2f]	106	ifeq ($(CONFIG_DEBUG),y)
[a0a273e]	107	COMMON_CFLAGS += -Werror
[e805e2f]	108	endif
	109
[2f7d77c6]	110	ifeq ($(CONFIG_UBSAN_KERNEL),y)
	111	COMMON_CFLAGS += -fsanitize=undefined
	112	endif
	113
[cf84f1bf]	114	ifeq ($(CONFIG_LTO),y)
[a0a273e]	115	COMMON_CFLAGS += -flto
[cf84f1bf]	116	endif
	117
[9ded977]	118	ifeq ($(CONFIG_LINE_DEBUG),y)
[a0a273e]	119	COMMON_CFLAGS += -g
[9ded977]	120	endif
	121
[009c485]	122	AFLAGS += --fatal-warnings
	123	LDFLAGS += -Wl,-n -T $(LINK) -Wl,-M,--fatal-warnings,--warn-common
[510bc07]	124
[315130c]	125	ifeq ($(CONFIG_STRIP_BINARIES),y)
[009c485]	126	LDFLAGS += -s
[315130c]	127	endif
	128
[4e9aaf5]	129	-include arch/$(KARCH)/Makefile.inc
	130	-include genarch/Makefile.inc
	131
	132	## The at-sign
	133	#
	134	# The $(ATSIGN) variable holds the ASCII character representing the at-sign
	135	# ('@') used in various $(AS) constructs (e.g. @progbits). On architectures that
	136	# don't use '@' for starting a comment, $(ATSIGN) is merely '@'. However, on
	137	# those that do use it for starting a comment (e.g. arm32), $(ATSIGN) must be
	138	# defined as the percentile-sign ('%') in the architecture-dependent
	139	# Makefile.inc.
	140	#
	141
	142	ATSIGN ?= @
	143
	144	## Cross-platform assembly to start a symtab.data section
	145	#
	146
[3ec2acc]	147	SYMTAB_SECTION = .section symtab.data, \"a\", $(ATSIGN)progbits;
[4e9aaf5]	148
	149	## Compilation options
	150	#
	151
	152	ifeq ($(COMPILER),clang)
[a0a273e]	153	CFLAGS = $(COMMON_CFLAGS) $(CLANG_CFLAGS)
[4761f54]	154	else
	155	CFLAGS = $(COMMON_CFLAGS) $(GCC_CFLAGS)
[4e9aaf5]	156	endif
	157
[4761f54]	158	INSTRUMENTATION = -finstrument-functions
[cf84f1bf]	159
[4e9aaf5]	160	## Generic kernel sources
	161	#
	162
	163	GENERIC_SOURCES = \
	164	generic/src/adt/avl.c \
	165	generic/src/adt/bitmap.c \
	166	generic/src/adt/btree.c \
[14c9aa6]	167	generic/src/adt/cht.c \
[4e9aaf5]	168	generic/src/adt/hash_table.c \
	169	generic/src/adt/list.c \
	170	generic/src/console/chardev.c \
	171	generic/src/console/console.c \
[f0d7bd9]	172	generic/src/console/prompt.c \
[4e9aaf5]	173	generic/src/cpu/cpu.c \
[22b5924]	174	generic/src/cpu/cpu_mask.c \
[4e9aaf5]	175	generic/src/ddi/ddi.c \
	176	generic/src/ddi/irq.c \
	177	generic/src/debug/symtab.c \
	178	generic/src/debug/stacktrace.c \
[06737a0]	179	generic/src/debug/panic.c \
[263bda2]	180	generic/src/debug/debug.c \
[4e9aaf5]	181	generic/src/interrupt/interrupt.c \
[91db0280]	182	generic/src/log/log.c \
[4e9aaf5]	183	generic/src/main/main.c \
	184	generic/src/main/kinit.c \
	185	generic/src/main/uinit.c \
	186	generic/src/main/version.c \
	187	generic/src/main/shutdown.c \
	188	generic/src/proc/program.c \
	189	generic/src/proc/scheduler.c \
	190	generic/src/proc/thread.c \
	191	generic/src/proc/task.c \
	192	generic/src/proc/the.c \
	193	generic/src/syscall/syscall.c \
	194	generic/src/syscall/copy.c \
[622f409]	195	generic/src/mm/km.c \
[630a8ef]	196	generic/src/mm/reserve.c \
[4e9aaf5]	197	generic/src/mm/frame.c \
	198	generic/src/mm/page.c \
	199	generic/src/mm/tlb.c \
	200	generic/src/mm/as.c \
	201	generic/src/mm/backend_anon.c \
	202	generic/src/mm/backend_elf.c \
	203	generic/src/mm/backend_phys.c \
[75b139f]	204	generic/src/mm/backend_user.c \
[4e9aaf5]	205	generic/src/mm/slab.c \
[b2e121a]	206	generic/src/lib/halt.c \
[44a7ee5]	207	generic/src/lib/mem.c \
[3abfe9a8]	208	generic/src/lib/memfnc.c \
[f2460a50]	209	generic/src/lib/gsort.c \
[19f857a]	210	generic/src/lib/str.c \
[62ca560]	211	generic/src/lib/str_error.c \
[4e9aaf5]	212	generic/src/lib/elf.c \
[9fe7d6c]	213	generic/src/lib/ra.c \
[4e9aaf5]	214	generic/src/lib/rd.c \
[2f7d77c6]	215	generic/src/lib/ubsan.c \
[4e9aaf5]	216	generic/src/printf/printf_core.c \
	217	generic/src/printf/printf.c \
	218	generic/src/printf/snprintf.c \
	219	generic/src/printf/vprintf.c \
	220	generic/src/printf/vsnprintf.c \
	221	generic/src/time/clock.c \
	222	generic/src/time/timeout.c \
	223	generic/src/time/delay.c \
	224	generic/src/preempt/preemption.c \
	225	generic/src/synch/spinlock.c \
	226	generic/src/synch/condvar.c \
	227	generic/src/synch/mutex.c \
	228	generic/src/synch/semaphore.c \
	229	generic/src/synch/smc.c \
[43b8c65]	230	generic/src/synch/smp_memory_barrier.c \
[4e9aaf5]	231	generic/src/synch/waitq.c \
	232	generic/src/synch/futex.c \
[8a64e81e]	233	generic/src/synch/workqueue.c \
[79d74fe]	234	generic/src/synch/rcu.c \
[4e9aaf5]	235	generic/src/smp/ipi.c \
	236	generic/src/smp/smp.c \
[2ee1ccc]	237	generic/src/smp/smp_call.c \
[4e9aaf5]	238	generic/src/ipc/ipc.c \
	239	generic/src/ipc/sysipc.c \
[f0defd2]	240	generic/src/ipc/sysipc_ops.c \
	241	generic/src/ipc/ops/conctmeto.c \
	242	generic/src/ipc/ops/concttome.c \
	243	generic/src/ipc/ops/dataread.c \
	244	generic/src/ipc/ops/datawrite.c \
	245	generic/src/ipc/ops/debug.c \
[072607b]	246	generic/src/ipc/ops/pagein.c \
[f0defd2]	247	generic/src/ipc/ops/sharein.c \
	248	generic/src/ipc/ops/shareout.c \
	249	generic/src/ipc/ops/stchngath.c \
[4e9aaf5]	250	generic/src/ipc/ipcrsc.c \
	251	generic/src/ipc/irq.c \
	252	generic/src/ipc/event.c \
[3f74275]	253	generic/src/cap/cap.c \
[719a208]	254	generic/src/security/perm.c \
[18b5402c]	255	generic/src/sysinfo/sysinfo.c \
[9dae191e]	256	generic/src/sysinfo/stats.c
[4e9aaf5]	257
	258	## Kernel console support
	259	#
	260
	261	ifeq ($(CONFIG_KCONSOLE),y)
	262	GENERIC_SOURCES += \
	263	generic/src/console/kconsole.c \
	264	generic/src/console/cmd.c
	265	endif
	266
	267	## Udebug interface sources
	268	#
	269
	270	ifeq ($(CONFIG_UDEBUG),y)
	271	GENERIC_SOURCES += \
	272	generic/src/ipc/kbox.c \
	273	generic/src/udebug/udebug.c \
	274	generic/src/udebug/udebug_ops.c \
	275	generic/src/udebug/udebug_ipc.c
	276	endif
	277
	278	## Test sources
	279	#
	280
	281	ifeq ($(CONFIG_TEST),y)
	282	CFLAGS += -Itest/
	283	GENERIC_SOURCES += \
	284	test/test.c \
	285	test/atomic/atomic1.c \
	286	test/btree/btree1.c \
[0949b7a]	287	test/cht/cht1.c \
[4e9aaf5]	288	test/avltree/avltree1.c \
	289	test/fault/fault1.c \
	290	test/mm/falloc1.c \
	291	test/mm/falloc2.c \
	292	test/mm/mapping1.c \
	293	test/mm/slab1.c \
	294	test/mm/slab2.c \
	295	test/synch/semaphore1.c \
	296	test/synch/semaphore2.c \
[8a64e81e]	297	test/synch/workqueue2.c \
	298	test/synch/workqueue3.c \
[9f8745c5]	299	test/synch/rcu1.c \
[4e9aaf5]	300	test/print/print1.c \
	301	test/print/print2.c \
	302	test/print/print3.c \
	303	test/print/print4.c \
[855e0d8]	304	test/print/print5.c \
[d71331b]	305	test/thread/thread1.c \
	306	test/smpcall/smpcall1.c
[f1380b7]	307
[4e9aaf5]	308	ifeq ($(KARCH),mips32)
	309	GENERIC_SOURCES += test/debug/mips1.c
	310	else
	311	GENERIC_SOURCES += test/debug/mips1_skip.c
	312	endif
[f1380b7]	313
[4e9aaf5]	314	ifeq ($(KARCH),ia64)
	315	GENERIC_SOURCES += test/mm/purge1.c
	316	else
	317	GENERIC_SOURCES += test/mm/purge1_skip.c
	318	endif
[f1380b7]	319
[4e9aaf5]	320	endif
	321
[263bda2]	322	## Sources where instrumentation is enabled
	323	#
	324
[da52547]	325	ifeq ($(CONFIG_TRACE),y)
[7a0359b]	326	INSTRUMENTED_SOURCES = \
	327	generic/src/adt/btree.c \
	328	generic/src/cpu/cpu.c \
	329	generic/src/ddi/ddi.c \
	330	generic/src/interrupt/interrupt.c \
	331	generic/src/main/main.c \
	332	generic/src/main/kinit.c \
	333	generic/src/proc/the.c \
	334	generic/src/mm/frame.c \
	335	generic/src/mm/page.c \
	336	generic/src/mm/tlb.c \
	337	generic/src/mm/as.c \
	338	generic/src/mm/slab.c \
	339	generic/src/sysinfo/sysinfo.c \
	340	generic/src/console/kconsole.c
	341	else
	342	INSTRUMENTED_SOURCES =
[263bda2]	343	endif
	344
[d2f75eb]	345	ARCH_SOURCES += $(ARCH_AUTOCHECK_HEADERS:%.h=%.check.c)
	346	GENARCH_SOURCES += $(GENARCH_AUTOCHECK_HEADERS:%.h=%.check.c)
	347
[4e9aaf5]	348	GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))
	349	ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))
	350	GENARCH_OBJECTS := $(addsuffix .o,$(basename $(GENARCH_SOURCES)))
	351
[4761f54]	352	GENERIC_DEPENDS := $(addsuffix .d,$(basename $(GENERIC_SOURCES)))
	353	ARCH_DEPENDS := $(addsuffix .d,$(basename $(ARCH_SOURCES)))
	354	GENARCH_DEPENDS := $(addsuffix .d,$(basename $(GENARCH_SOURCES)))
	355
[a0a273e]	356	AS_CFLAGS := $(addprefix -Xassembler ,$(AFLAGS))
	357
[4761f54]	358	-include $(GENERIC_DEPENDS)
	359	-include $(ARCH_DEPENDS)
	360	-include $(GENARCH_DEPENDS)
	361
[a0a273e]	362	ifeq ($(COMPILER),clang)
	363	AS_CFLAGS += -mllvm -asm-macro-max-nesting-depth=1000
	364	endif
[cf84f1bf]	365
[4e9aaf5]	366	ifeq ($(CONFIG_SYMTAB),y)
	367	SYMTAB_OBJECTS := generic/src/debug/real_map.o
	368	else
	369	SYMTAB_OBJECTS :=
	370	endif
	371
	372	$(BIN): $(RAW)
	373	$(OBJCOPY) -O $(BFD) $< $@
	374
	375	$(DISASM): $(RAW)
[9ded977]	376	ifeq ($(CONFIG_LINE_DEBUG),y)
	377	$(OBJDUMP) -d -S $< > $@
	378	else
[4e9aaf5]	379	$(OBJDUMP) -d $< > $@
[9ded977]	380	endif
[4e9aaf5]	381
	382	$(RAW): $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(SYMTAB_OBJECTS)
[009c485]	383	$(CC) $(DEFS) $(CFLAGS) $(LDFLAGS) -Wl,-Map,$(MAP) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
[4e9aaf5]	384
[d2f75eb]	385	$(LINK): $(LINK).in
[53ad43c]	386	$(CC) $(DEFS) $(CFLAGS) -D__ASSEMBLER__ -D__LINKER__ -E -x c $< \| grep -v "^\#" > $@
[4e9aaf5]	387
[d2f75eb]	388	%.check.c: %.h $(AUTOCHECK)
	389	cd $(<D) && $(AUTOCHECK) $(<F) > $(@F)
[b8fac76]	390
[d2f75eb]	391	%.o: %.S
[53ad43c]	392	$(CC_JOB) -c -MD -MP $(DEFS) $(CFLAGS) $(AS_CFLAGS)
[4e9aaf5]	393
[d2f75eb]	394	%.o: %.s
[53ad43c]	395	$(CC_JOB) -c -MD -MP $(DEFS) $(CFLAGS) $(AS_CFLAGS)
[4e9aaf5]	396
[d2f75eb]	397	%.o: %.c
[c631734]	398	$(CC_JOB) -c -MD -MP $(DEFS) $(CFLAGS) $(EXTRA_FLAGS) $(FPU_NO_CFLAGS) $(if $(findstring $<,$(INSTRUMENTED_SOURCES)),$(INSTRUMENTATION))
[4e9aaf5]	399
	400	$(REAL_MAP).o: $(REAL_MAP).bin
[a0a273e]	401	echo "$(AS_PROLOG)""$(SYMTAB_SECTION)"" .incbin \"$<\"" \| $(CC) $(CFLAGS) $(AS_CFLAGS) -x assembler -c -o $@ -
[4e9aaf5]	402
	403	$(REAL_MAP).bin: $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS)
[a0a273e]	404	echo "$(AS_PROLOG)""$(SYMTAB_SECTION)" \| $(CC) $(CFLAGS) $(AS_CFLAGS) -x assembler -c -o $(EMPTY_MAP) -
[009c485]	405	$(CC) $(DEFS) $(CFLAGS) $(LDFLAGS) -Wl,-Map,$(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
[4e9aaf5]	406	$(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > $(DUMP)
	407	$(GENMAP) $(MAP_PREV) $(DUMP) $@
[f1380b7]	408
[4e9aaf5]	409	# Do it once again, this time to get correct even the symbols
	410	# on architectures that have bss after symtab
[f1380b7]	411
[a0a273e]	412	echo "$(AS_PROLOG)""$(SYMTAB_SECTION)"" .incbin \"$@\"" \| $(CC) $(CFLAGS) $(AS_CFLAGS) -x assembler -c -o $(SIZEOK_MAP) -
[009c485]	413	$(CC) $(DEFS) $(CFLAGS) $(LDFLAGS) -Wl,-Map,$(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
[4e9aaf5]	414	$(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > $(DUMP)
	415	$(GENMAP) $(MAP_PREV) $(DUMP) $@

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