source: mainline/kernel/Makefile@ 8539cf2

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 8539cf2 was ae7bbfd0, checked in by Jakub Jermar <jakub@…>, 9 years ago

build: Turn assembler and linker warnings into errors
  • Property mode set to 100644
File size: 13.9 KB
Line 
1#
2# Copyright (c) 2005 Martin Decky
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
29## Configuration
30#
31
32ROOT_PATH = ..
33
34VERSION_DEF = $(ROOT_PATH)/version
35
36COMMON_MAKEFILE = $(ROOT_PATH)/Makefile.common
37COMMON_HEADER = $(ROOT_PATH)/common.h
38COMMON_HEADER_ARCH = arch/$(KARCH)/include/arch/common.h
39
40CONFIG_MAKEFILE = $(ROOT_PATH)/Makefile.config
41CONFIG_HEADER = $(ROOT_PATH)/config.h
42
43-include $(VERSION_DEF)
44-include $(COMMON_MAKEFILE)
45-include $(CONFIG_MAKEFILE)
46
47## Common names
48#
49
50DEPEND = Makefile.depend
51DEPEND_PREV = $(DEPEND).prev
52RAW = kernel.raw
53BIN = kernel.bin
54MAP = kernel.map
55JOB = kernel.job
56MAP_PREV = $(MAP).prev
57DISASM = kernel.disasm
58DUMP = kernel.dump
59REAL_MAP = generic/src/debug/real_map
60
61GENMAP = tools/genmap.py
62JOBFILE = $(ROOT_PATH)/tools/jobfile.py
63
64LINK = arch/$(KARCH)/_link.ld
65EMPTY_MAP = generic/src/debug/empty_map.o
66SIZEOK_MAP = generic/src/debug/sizeok_map.o
67
68.PHONY: all clean autogen_clean
69
70all: $(VERSION_DEF) $(COMMON_MAKEFILE) $(COMMON_HEADER) $(CONFIG_MAKEFILE) $(CONFIG_HEADER) $(BIN) $(DISASM)
71 -[ -f $(DEPEND) ] && cp -a $(DEPEND) $(DEPEND_PREV)
72
73clean: autogen_clean
74 rm -f $(DEPEND) $(DEPEND_PREV) $(RAW) $(BIN) $(MAP) $(JOB) $(MAP_PREV) $(DISASM) $(DUMP) $(REAL_MAP).* arch/*/_link.ld arch/*/include/arch/common.h
75 find generic/src/ arch/*/src/ genarch/src/ test/ -name '*.o' -follow -exec rm '{}' \;
76
77## Common compiler flags
78#
79
80INCLUDES = generic/include genarch/include arch/$(KARCH)/include ../abi/include
81INCLUDES_FLAGS = $(addprefix -I,$(INCLUDES))
82
83ifeq ($(CONFIG_OPTIMIZE_FOR_SIZE),y)
84 OPTIMIZATION = s
85else
86 OPTIMIZATION = 3
87endif
88
89DEFS = -DKERNEL -DRELEASE=$(RELEASE) "-DCOPYRIGHT=$(COPYRIGHT)" "-DNAME=$(NAME)" -D__$(BITS)_BITS__ -D__$(ENDIANESS)__
90
91GCC_CFLAGS = $(INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
92 -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
93 -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
94 -std=gnu99 -Wall -Wextra -Wno-unused-parameter -Wmissing-prototypes \
95 -Werror-implicit-function-declaration -Wwrite-strings \
96 -pipe
97
98ICC_CFLAGS = $(INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
99 -ffreestanding -fno-builtin -nostdlib -nostdinc -Wall -Wmissing-prototypes \
100 -Werror-implicit-function-declaration -wd170
101
102# clang does not support following options but I am not sure whether
103# something won't break because of that:
104# -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) -finput-charset=UTF-8
105CLANG_CFLAGS = $(INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
106 -ffreestanding -fno-builtin -nostdlib -nostdinc \
107 -std=gnu99 -Wall -Werror -Wextra -Wno-unused-parameter -Wmissing-prototypes \
108 -Werror-implicit-function-declaration -Wwrite-strings \
109 -integrated-as -pipe -target $(CLANG_TARGET)
110
111ifeq ($(CONFIG_DEBUG),y)
112 GCC_CFLAGS += -Werror
113 ICC_CFLAGS += -Werror
114endif
115
116ifeq ($(CONFIG_LTO),y)
117 GCC_CFLAGS += -flto
118endif
119
120ifeq ($(CONFIG_LINE_DEBUG),y)
121 GCC_CFLAGS += -g
122 ICC_CFLAGS += -g
123 CLANG_CFLAGS += -g
124endif
125
126#
127# Mind the mutual ordering with the inclusion of the arch Makefile.inc.
128# AFLAGS and LFLAGS must be initialized before the inclusion.
129#
130AFLAGS = --fatal-warnings
131LFLAGS = -n -T $(LINK) -M --fatal-warnings
132
133#
134# Mind the mutual ordering with the initialization of AFLAGS and LFLAGS.
135# The arch Makefile.inc must be included after the initialization.
136#
137-include arch/$(KARCH)/Makefile.inc
138-include genarch/Makefile.inc
139-include $(DEPEND)
140
141## The at-sign
142#
143# The $(ATSIGN) variable holds the ASCII character representing the at-sign
144# ('@') used in various $(AS) constructs (e.g. @progbits). On architectures that
145# don't use '@' for starting a comment, $(ATSIGN) is merely '@'. However, on
146# those that do use it for starting a comment (e.g. arm32), $(ATSIGN) must be
147# defined as the percentile-sign ('%') in the architecture-dependent
148# Makefile.inc.
149#
150
151ATSIGN ?= @
152
153## Cross-platform assembly to start a symtab.data section
154#
155
156SYMTAB_SECTION = ".section symtab.data, \"a\", $(ATSIGN)progbits;"
157
158## Compilation options
159#
160
161ifeq ($(COMPILER),gcc_native)
162 CFLAGS = $(GCC_CFLAGS)
163 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
164 INSTRUMENTATION = -finstrument-functions
165endif
166
167ifeq ($(COMPILER),gcc_cross)
168 CFLAGS = $(GCC_CFLAGS)
169 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
170 INSTRUMENTATION = -finstrument-functions
171endif
172
173ifeq ($(COMPILER),gcc_helenos)
174 CFLAGS = $(GCC_CFLAGS)
175 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
176 INSTRUMENTATION = -finstrument-functions
177endif
178
179ifeq ($(COMPILER),icc)
180 CFLAGS = $(ICC_CFLAGS)
181 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
182 INSTRUMENTATION =
183endif
184
185ifeq ($(COMPILER),clang)
186 CFLAGS = $(CLANG_CFLAGS)
187 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
188 INSTRUMENTATION =
189endif
190
191
192## Generic kernel sources
193#
194
195GENERIC_SOURCES = \
196 generic/src/adt/avl.c \
197 generic/src/adt/bitmap.c \
198 generic/src/adt/btree.c \
199 generic/src/adt/cht.c \
200 generic/src/adt/hash_table.c \
201 generic/src/adt/list.c \
202 generic/src/console/chardev.c \
203 generic/src/console/console.c \
204 generic/src/console/prompt.c \
205 generic/src/cpu/cpu.c \
206 generic/src/cpu/cpu_mask.c \
207 generic/src/ddi/ddi.c \
208 generic/src/ddi/irq.c \
209 generic/src/ddi/device.c \
210 generic/src/debug/symtab.c \
211 generic/src/debug/stacktrace.c \
212 generic/src/debug/panic.c \
213 generic/src/debug/debug.c \
214 generic/src/interrupt/interrupt.c \
215 generic/src/log/log.c \
216 generic/src/main/main.c \
217 generic/src/main/kinit.c \
218 generic/src/main/uinit.c \
219 generic/src/main/version.c \
220 generic/src/main/shutdown.c \
221 generic/src/proc/program.c \
222 generic/src/proc/scheduler.c \
223 generic/src/proc/thread.c \
224 generic/src/proc/task.c \
225 generic/src/proc/the.c \
226 generic/src/syscall/syscall.c \
227 generic/src/syscall/copy.c \
228 generic/src/mm/km.c \
229 generic/src/mm/reserve.c \
230 generic/src/mm/frame.c \
231 generic/src/mm/page.c \
232 generic/src/mm/tlb.c \
233 generic/src/mm/as.c \
234 generic/src/mm/backend_anon.c \
235 generic/src/mm/backend_elf.c \
236 generic/src/mm/backend_phys.c \
237 generic/src/mm/slab.c \
238 generic/src/lib/func.c \
239 generic/src/lib/memstr.c \
240 generic/src/lib/memfnc.c \
241 generic/src/lib/sort.c \
242 generic/src/lib/str.c \
243 generic/src/lib/elf.c \
244 generic/src/lib/ra.c \
245 generic/src/lib/rd.c \
246 generic/src/printf/printf_core.c \
247 generic/src/printf/printf.c \
248 generic/src/printf/snprintf.c \
249 generic/src/printf/vprintf.c \
250 generic/src/printf/vsnprintf.c \
251 generic/src/time/clock.c \
252 generic/src/time/timeout.c \
253 generic/src/time/delay.c \
254 generic/src/preempt/preemption.c \
255 generic/src/synch/spinlock.c \
256 generic/src/synch/condvar.c \
257 generic/src/synch/mutex.c \
258 generic/src/synch/semaphore.c \
259 generic/src/synch/smc.c \
260 generic/src/synch/smp_memory_barrier.c \
261 generic/src/synch/waitq.c \
262 generic/src/synch/futex.c \
263 generic/src/synch/workqueue.c \
264 generic/src/synch/rcu.c \
265 generic/src/smp/ipi.c \
266 generic/src/smp/smp.c \
267 generic/src/smp/smp_call.c \
268 generic/src/ipc/ipc.c \
269 generic/src/ipc/sysipc.c \
270 generic/src/ipc/sysipc_ops.c \
271 generic/src/ipc/ops/clnestab.c \
272 generic/src/ipc/ops/conctmeto.c \
273 generic/src/ipc/ops/concttome.c \
274 generic/src/ipc/ops/connclone.c \
275 generic/src/ipc/ops/dataread.c \
276 generic/src/ipc/ops/datawrite.c \
277 generic/src/ipc/ops/debug.c \
278 generic/src/ipc/ops/sharein.c \
279 generic/src/ipc/ops/shareout.c \
280 generic/src/ipc/ops/stchngath.c \
281 generic/src/ipc/ipcrsc.c \
282 generic/src/ipc/irq.c \
283 generic/src/ipc/event.c \
284 generic/src/security/cap.c \
285 generic/src/sysinfo/sysinfo.c \
286 generic/src/sysinfo/stats.c
287
288## Kernel console support
289#
290
291ifeq ($(CONFIG_KCONSOLE),y)
292GENERIC_SOURCES += \
293 generic/src/console/kconsole.c \
294 generic/src/console/cmd.c
295endif
296
297## Udebug interface sources
298#
299
300ifeq ($(CONFIG_UDEBUG),y)
301GENERIC_SOURCES += \
302 generic/src/ipc/kbox.c \
303 generic/src/udebug/udebug.c \
304 generic/src/udebug/udebug_ops.c \
305 generic/src/udebug/udebug_ipc.c
306endif
307
308## Test sources
309#
310
311ifeq ($(CONFIG_TEST),y)
312 CFLAGS += -Itest/
313 GENERIC_SOURCES += \
314 test/test.c \
315 test/atomic/atomic1.c \
316 test/btree/btree1.c \
317 test/cht/cht1.c \
318 test/avltree/avltree1.c \
319 test/fault/fault1.c \
320 test/mm/falloc1.c \
321 test/mm/falloc2.c \
322 test/mm/mapping1.c \
323 test/mm/slab1.c \
324 test/mm/slab2.c \
325 test/synch/semaphore1.c \
326 test/synch/semaphore2.c \
327 test/synch/workqueue2.c \
328 test/synch/workqueue3.c \
329 test/synch/rcu1.c \
330 test/print/print1.c \
331 test/print/print2.c \
332 test/print/print3.c \
333 test/print/print4.c \
334 test/print/print5.c \
335 test/thread/thread1.c \
336 test/smpcall/smpcall1.c
337
338 ifeq ($(KARCH),mips32)
339 GENERIC_SOURCES += test/debug/mips1.c
340 else
341 GENERIC_SOURCES += test/debug/mips1_skip.c
342 endif
343
344 ifeq ($(KARCH),ia64)
345 GENERIC_SOURCES += test/mm/purge1.c
346 else
347 GENERIC_SOURCES += test/mm/purge1_skip.c
348 endif
349
350endif
351
352## Sources where instrumentation is enabled
353#
354
355ifeq ($(CONFIG_TRACE),y)
356 INSTRUMENTED_SOURCES = \
357 generic/src/adt/btree.c \
358 generic/src/cpu/cpu.c \
359 generic/src/ddi/ddi.c \
360 generic/src/interrupt/interrupt.c \
361 generic/src/main/main.c \
362 generic/src/main/kinit.c \
363 generic/src/proc/the.c \
364 generic/src/mm/frame.c \
365 generic/src/mm/page.c \
366 generic/src/mm/tlb.c \
367 generic/src/mm/as.c \
368 generic/src/mm/slab.c \
369 generic/src/sysinfo/sysinfo.c \
370 generic/src/console/kconsole.c
371else
372 INSTRUMENTED_SOURCES =
373endif
374
375GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))
376ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))
377GENARCH_OBJECTS := $(addsuffix .o,$(basename $(GENARCH_SOURCES)))
378
379ARCH_AUTOGENS_H := $(addsuffix .h,$(basename $(ARCH_AUTOGENS_AG)))
380ARCH_AUTOGENS_PROBE_C := $(addsuffix .ag.probe.c,$(basename $(ARCH_AUTOGENS_AG)))
381ARCH_AUTOGENS_PROBE_S := $(addsuffix .ag.probe.s,$(basename $(ARCH_AUTOGENS_AG)))
382
383LFLAGS_LTO := $(addprefix -Xlinker ,$(LFLAGS))
384
385ifeq ($(CONFIG_SYMTAB),y)
386 SYMTAB_OBJECTS := generic/src/debug/real_map.o
387else
388 SYMTAB_OBJECTS :=
389endif
390
391$(BIN): $(RAW)
392 $(OBJCOPY) -O $(BFD) $< $@
393
394$(DISASM): $(RAW)
395ifeq ($(CONFIG_LINE_DEBUG),y)
396 $(OBJDUMP) -d -S $< > $@
397else
398 $(OBJDUMP) -d $< > $@
399endif
400
401$(RAW): $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(SYMTAB_OBJECTS)
402ifeq ($(CONFIG_LTO),y)
403 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
404else
405 $(LD) $(LFLAGS) -Map $(MAP) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
406endif
407ifeq ($(CONFIG_STRIP_BINARIES),y)
408 $(STRIP) $(RAW)
409endif
410
411$(LINK): $(LINK).in $(DEPEND)
412 $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -D__LINKER__ -E -x c $< | grep -v "^\#" > $@
413
414%.h: %.ag
415 $(AUTOGEN) probe $< >$<.probe.c
416 $(CC) $(DEFS) $(CFLAGS) -S -o $<.probe.s $<.probe.c
417 $(AUTOGEN) generate $< <$<.probe.s >$@
418
419%.o: %.S $(DEPEND)
420 $(GCC) $(DEFS) $(GCC_CFLAGS) -D__ASM__ -c -o $@ $<
421ifeq ($(PRECHECK),y)
422 $(JOBFILE) $(JOB) $< $@ as asm/preproc $(DEFS) $(GCC_CFLAGS) -D__ASM__
423endif
424
425%.o: %.s $(DEPEND)
426 $(AS) $(AFLAGS) -o $@ $<
427ifeq ($(PRECHECK),y)
428 $(JOBFILE) $(JOB) $< $@ as asm $(DEFS) $(CFLAGS) $(EXTRA_FLAGS)
429endif
430
431%.o: %.c $(DEPEND)
432 $(CC) $(DEFS) $(CFLAGS) $(EXTRA_FLAGS) $(FPU_NO_CFLAGS) $(if $(findstring $<,$(INSTRUMENTED_SOURCES)),$(INSTRUMENTATION)) -c -o $@ $<
433ifeq ($(PRECHECK),y)
434 $(JOBFILE) $(JOB) $< $@ cc core $(DEFS) $(CFLAGS) $(EXTRA_FLAGS) $(FPU_NO_CFLAGS)
435endif
436
437$(REAL_MAP).o: $(REAL_MAP).bin
438 echo $(SYMTAB_SECTION)" .incbin \"$<\"" | $(AS) $(AFLAGS) -o $@
439
440$(REAL_MAP).bin: $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS)
441 echo $(SYMTAB_SECTION) | $(AS) $(AFLAGS) -o $(EMPTY_MAP)
442ifeq ($(CONFIG_LTO),y)
443 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP_PREV) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
444else
445 $(LD) $(LFLAGS) -Map $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
446endif
447 $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > $(DUMP)
448 $(GENMAP) $(MAP_PREV) $(DUMP) $@
449
450 # Do it once again, this time to get correct even the symbols
451 # on architectures that have bss after symtab
452
453 echo $(SYMTAB_SECTION)" .incbin \"$@\"" | $(AS) $(AFLAGS) -o $(SIZEOK_MAP)
454ifeq ($(CONFIG_LTO),y)
455 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP_PREV) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
456else
457 $(LD) $(LFLAGS) -Map $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
458endif
459 $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > $(DUMP)
460 $(GENMAP) $(MAP_PREV) $(DUMP) $@
461
462$(DEPEND): $(COMMON_HEADER_ARCH) $(ARCH_AUTOGENS_H)
463 makedepend -f - -- $(DEPEND_DEFS) $(CFLAGS) -- $(ARCH_SOURCES) $(GENARCH_SOURCES) $(GENERIC_SOURCES) > $@ 2> /dev/null
464 -[ -f $(DEPEND_PREV) ] && diff -q $(DEPEND_PREV) $@ && mv -f $(DEPEND_PREV) $@
465
466$(COMMON_HEADER_ARCH): $(COMMON_HEADER)
467 ln -sfn ../../../../$< $@
468
469autogen_clean:
470 -rm $(ARCH_AUTOGENS_H) $(ARCH_AUTOGENS_PROBE_C) $(ARCH_AUTOGENS_PROBE_S)
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