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39236c6e 1# -*- mode: makefile;-*-
1c79356b 2#
39037602 3# Copyright (C) 1999-2016 Apple Inc. All rights reserved.
1c79356b 4#
39236c6e
A
5# MakeInc.def contains global definitions for building,
6# linking, and installing files.
1c79356b 7#
1c79356b 8
6d2010ae 9#
39236c6e 10# Architecture Configuration options
6d2010ae 11#
fe8ab488 12SUPPORTED_ARCH_CONFIGS := X86_64 X86_64H
6d2010ae 13
2d21ac55 14#
39037602 15# Kernel Configuration options
1c79356b 16#
39236c6e 17SUPPORTED_KERNEL_CONFIGS = RELEASE DEVELOPMENT DEBUG PROFILE
2d21ac55 18
316670eb 19#
39037602 20# Machine Configuration options
316670eb 21#
39236c6e
A
22
23SUPPORTED_X86_64_MACHINE_CONFIGS = NONE
fe8ab488 24SUPPORTED_X86_64H_MACHINE_CONFIGS = NONE
6d2010ae 25
6d2010ae 26
6d2010ae 27#
39236c6e 28# Setup up *_LC variables during recursive invocations
6d2010ae 29#
6d2010ae 30
39236c6e 31ifndef CURRENT_ARCH_CONFIG_LC
39037602 32 export CURRENT_ARCH_CONFIG_LC := $(shell printf "%s" "$(CURRENT_ARCH_CONFIG)" | $(TR) A-Z a-z)
6d2010ae
A
33endif
34
39236c6e
A
35ifndef CURRENT_KERNEL_CONFIG_LC
36 export CURRENT_KERNEL_CONFIG_LC := $(shell printf "%s" "$(CURRENT_KERNEL_CONFIG)" | $(TR) A-Z a-z)
316670eb 37endif
6d2010ae 38
39236c6e
A
39ifndef CURRENT_MACHINE_CONFIG_LC
40 export CURRENT_MACHINE_CONFIG_LC := $(shell printf "%s" "$(CURRENT_MACHINE_CONFIG)" | $(TR) A-Z a-z)
6d2010ae
A
41endif
42
2d21ac55 43#
39236c6e 44# Component List
2d21ac55 45#
39037602
A
46COMPONENT_LIST = osfmk bsd libkern iokit pexpert libsa security
47COMPONENT = $(if $(word 2,$(subst /, ,$(RELATIVE_SOURCE_PATH))),$(word 2,$(subst /, ,$(RELATIVE_SOURCE_PATH))),$(firstword $(subst /, ,$(RELATIVE_SOURCE_PATH))))
48COMPONENT_IMPORT_LIST = $(filter-out $(COMPONENT),$(COMPONENT_LIST))
1c79356b 49
1c79356b 50
316670eb
A
51#
52# Deployment target flag
53#
316670eb 54ifeq ($(PLATFORM),MacOSX)
39236c6e 55 DEPLOYMENT_TARGET_FLAGS = -mmacosx-version-min=$(SDKVERSION)
3e170ce0
A
56else ifeq ($(PLATFORM),WatchOS)
57 DEPLOYMENT_TARGET_FLAGS = -mwatchos-version-min=$(SDKVERSION)
58else ifeq ($(PLATFORM),tvOS)
59 DEPLOYMENT_TARGET_FLAGS = -mtvos-version-min=$(SDKVERSION)
60else ifeq ($(PLATFORM),AppleTVOS)
61 DEPLOYMENT_TARGET_FLAGS = -mtvos-version-min=$(SDKVERSION)
62else ifneq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
39236c6e 63 DEPLOYMENT_TARGET_FLAGS = -miphoneos-version-min=$(SDKVERSION)
3e170ce0 64else ifneq ($(filter $(SUPPORTED_SIMULATOR_PLATFORMS),$(PLATFORM)),)
39236c6e 65 DEPLOYMENT_TARGET_FLAGS =
316670eb 66else
39236c6e 67 DEPLOYMENT_TARGET_FLAGS =
316670eb
A
68endif
69
3e170ce0
A
70DEPLOYMENT_TARGET_DEFINES = -DPLATFORM_$(PLATFORM)
71
39236c6e 72
1c79356b
A
73#
74# Standard defines list
75#
39236c6e 76DEFINES = -DAPPLE -DKERNEL -DKERNEL_PRIVATE -DXNU_KERNEL_PRIVATE \
fe8ab488 77 -DPRIVATE -D__MACHO__=1 -Dvolatile=__volatile $(CONFIG_DEFINES) \
39236c6e 78 $(SEED_DEFINES)
1c79356b
A
79
80#
81# Compiler command
82#
39236c6e
A
83KCC = $(CC)
84KC++ = $(CXX)
9bccf70c 85
3e170ce0
A
86GENASSYM_KCC = $(CC)
87
91447636
A
88#
89# Compiler warning flags
90#
91
92CWARNFLAGS_STD = \
39037602 93 -Weverything -Werror -Wextra -Wstrict-prototypes \
6d2010ae
A
94 -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual \
95 -Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wchar-subscripts \
fe8ab488 96 -Winline -Wnested-externs -Wredundant-decls -Wextra-tokens \
39037602
A
97 -Wunreachable-code \
98 -Wno-assign-enum \
99 -Wno-bad-function-cast \
100 -Wno-c++98-compat \
101 -Wno-c++-compat \
102 -Wno-conditional-uninitialized \
103 -Wno-conversion \
104 -Wno-covered-switch-default \
105 -Wno-disabled-macro-expansion \
106 -Wno-documentation-unknown-command \
107 -Wno-format-non-iso \
108 -Wno-format-nonliteral \
109 -Wno-reserved-id-macro \
110 -Wno-language-extension-token \
111 -Wno-missing-variable-declarations \
112 -Wno-packed \
113 -Wno-padded \
114 -Wno-partial-availability \
115 -Wno-pedantic \
116 -Wno-shift-sign-overflow \
117 -Wno-switch-enum \
118 -Wno-undef \
119 -Wno-unused-macros \
120 -Wno-used-but-marked-unused \
121 -Wno-variadic-macros \
122 -Wno-vla \
123 -Wno-zero-length-array
6d2010ae 124
6d2010ae 125# Can be overridden in Makefile.template or Makefile.$arch
91447636
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126export CWARNFLAGS ?= $(CWARNFLAGS_STD)
127
6d2010ae
A
128define add_perfile_cflags
129$(1)_CWARNFLAGS_ADD += $2
130endef
131
91447636 132CXXWARNFLAGS_STD = \
39037602 133 -Weverything -Werror -Wextra -Wpointer-arith -Wreturn-type \
6d2010ae 134 -Wcast-qual -Wwrite-strings -Wswitch -Wcast-align -Wchar-subscripts \
fe8ab488 135 -Wredundant-decls -Wextra-tokens \
39037602
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136 -Wunreachable-code \
137 -Wno-assign-enum \
138 -Wno-bad-function-cast \
139 -Wno-c++98-compat \
140 -Wno-c++98-compat-pedantic \
141 -Wno-c++-compat \
142 -Wno-conditional-uninitialized \
143 -Wno-conversion \
144 -Wno-covered-switch-default \
145 -Wno-disabled-macro-expansion \
146 -Wno-documentation-unknown-command \
147 -Wno-exit-time-destructors \
148 -Wno-format-non-iso \
149 -Wno-format-nonliteral \
150 -Wno-global-constructors \
151 -Wno-reserved-id-macro \
152 -Wno-language-extension-token \
153 -Wno-missing-variable-declarations \
154 -Wno-old-style-cast \
155 -Wno-packed \
156 -Wno-padded \
157 -Wno-partial-availability \
158 -Wno-pedantic \
159 -Wno-shift-sign-overflow \
160 -Wno-switch-enum \
161 -Wno-undef \
162 -Wno-unused-macros \
163 -Wno-used-but-marked-unused \
164 -Wno-variadic-macros \
165 -Wno-vla \
166 -Wno-zero-length-array
6d2010ae 167
39236c6e
A
168# overloaded-virtual warnings are non-fatal (9000888)
169CXXWARNFLAGS_STD += -Wno-error=overloaded-virtual
91447636 170
6d2010ae 171# Can be overridden in Makefile.template or Makefile.$arch
91447636
A
172export CXXWARNFLAGS ?= $(CXXWARNFLAGS_STD)
173
6d2010ae
A
174define add_perfile_cxxflags
175$(1)_CXXWARNFLAGS_ADD += $2
176endef
9bccf70c 177
2d21ac55
A
178#
179# Default ARCH_FLAGS, for use with compiler/linker/assembler/mig drivers
180
b0d623f7 181ARCH_FLAGS_X86_64 = -arch x86_64
fe8ab488 182ARCH_FLAGS_X86_64H = -arch x86_64h
c910b4d9 183
2d21ac55 184
39037602 185
1c79356b
A
186#
187# Default CFLAGS
188#
189ifdef RC_CFLAGS
39236c6e 190OTHER_CFLAGS = $(subst $(addprefix -arch ,$(RC_ARCHS)),,$(RC_CFLAGS))
1c79356b
A
191endif
192
39236c6e
A
193#
194# Debug info
195#
39236c6e
A
196DSYMINFODIR = Contents
197DSYMKGMACROSDIR = Contents/Resources
198DSYMLLDBMACROSDIR = Contents/Resources/Python
199DSYMDWARFDIR = Contents/Resources/DWARF
200
201DEBUG_CFLAGS := -gdwarf-2
202BUILD_DSYM := 1
2d21ac55
A
203
204#
205# We must not use -fno-keep-inline-functions, or it will remove the dtrace
206# probes from the kernel.
207#
39236c6e 208CFLAGS_GEN = $(DEBUG_CFLAGS) -nostdinc \
3e170ce0 209 -fno-builtin -fno-common \
316670eb 210 -fsigned-bitfields $(OTHER_CFLAGS)
1c79356b 211
39037602
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212CFLAGS_RELEASE =
213CFLAGS_DEVELOPMENT =
214CFLAGS_DEBUG =
215CFLAGS_PROFILE = -pg
1c79356b 216
39236c6e 217CFLAGS_X86_64 = -Dx86_64 -DX86_64 -D__X86_64__ -DLP64 \
39037602 218 -DPAGE_SIZE_FIXED -mkernel -msoft-float
fe8ab488
A
219
220CFLAGS_X86_64H = $(CFLAGS_X86_64)
316670eb 221
2d21ac55 222
39236c6e
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223CFLAGS_RELEASEX86_64 = -O2
224CFLAGS_DEVELOPMENTX86_64 = -O2
b0d623f7 225# No space optimization for the DEBUG kernel for the benefit of gdb:
39236c6e
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226CFLAGS_DEBUGX86_64 = -O0
227CFLAGS_PROFILEX86_64 = -O2
228
fe8ab488
A
229CFLAGS_RELEASEX86_64H = -O2
230CFLAGS_DEVELOPMENTX86_64H = -O2
231# No space optimization for the DEBUG kernel for the benefit of gdb:
232CFLAGS_DEBUGX86_64H = -O0
233CFLAGS_PROFILEX86_64H = -O2
234
39236c6e
A
235CFLAGS_RELEASEARM = -O2
236CFLAGS_DEVELOPMENTARM = -O2
237CFLAGS_DEBUGARM = -O0
238CFLAGS_PROFILEARM = -O2
239
fe8ab488 240
39037602 241CFLAGS = $(CFLAGS_GEN) \
39236c6e
A
242 $($(addsuffix $(CURRENT_MACHINE_CONFIG),MACHINE_FLAGS_$(CURRENT_ARCH_CONFIG)_)) \
243 $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
244 $($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) \
245 $($(addsuffix $(CURRENT_KERNEL_CONFIG),CFLAGS_)) \
246 $($(addsuffix $(CURRENT_ARCH_CONFIG), $(addsuffix $(CURRENT_KERNEL_CONFIG),CFLAGS_))) \
316670eb 247 $(DEPLOYMENT_TARGET_FLAGS) \
3e170ce0 248 $(DEPLOYMENT_TARGET_DEFINES) \
1c79356b
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249 $(DEFINES)
250
6d2010ae 251#
55e303ae 252# Default C++ flags
1c79356b 253#
6d2010ae
A
254
255OTHER_CXXFLAGS =
316670eb 256
39037602 257CXXFLAGS_GEN = -std=gnu++11 -fapple-kext $(OTHER_CXXFLAGS)
fe8ab488 258
55e303ae 259CXXFLAGS = $(CXXFLAGS_GEN) \
39236c6e
A
260 $($(addsuffix $(CURRENT_ARCH_CONFIG),CXXFLAGS_)) \
261 $($(addsuffix $(CURRENT_KERNEL_CONFIG),CXXFLAGS_))
262
1c79356b
A
263#
264# Assembler command
265#
0c530ab8
A
266AS = $(CC)
267S_KCC = $(CC)
1c79356b
A
268
269#
270# Default SFLAGS
271#
fe8ab488 272SFLAGS_GEN = -D__ASSEMBLER__ -DASSEMBLER $(OTHER_CFLAGS)
1c79356b 273
39037602
A
274SFLAGS_RELEASE =
275SFLAGS_DEVELOPMENT =
276SFLAGS_DEBUG =
277SFLAGS_PROFILE =
1c79356b 278
39037602
A
279SFLAGS_X86_64 = $(CFLAGS_X86_64)
280SFLAGS_X86_64H = $(CFLAGS_X86_64H)
1c79356b 281
39037602 282SFLAGS = $(SFLAGS_GEN) \
39236c6e
A
283 $($(addsuffix $(CURRENT_MACHINE_CONFIG),MACHINE_FLAGS_$(CURRENT_ARCH_CONFIG)_)) \
284 $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
285 $($(addsuffix $(CURRENT_ARCH_CONFIG),SFLAGS_)) \
286 $($(addsuffix $(CURRENT_KERNEL_CONFIG),SFLAGS_)) \
316670eb 287 $(DEPLOYMENT_TARGET_FLAGS) \
3e170ce0 288 $(DEPLOYMENT_TARGET_DEFINES) \
1c79356b
A
289 $(DEFINES)
290
291#
292# Linker command
293#
0c530ab8 294LD = $(KC++) -nostdlib
1c79356b
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295
296#
297# Default LDFLAGS
298#
39236c6e
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299# Availability of DWARF allows DTrace CTF (compressed type format) to be constructed.
300# ctf_insert creates the CTF section. It needs reserved padding in the
301# headers for the load command segment and the CTF section structures.
302#
303LDFLAGS_KERNEL_GEN = \
6d2010ae 304 -nostdlib \
0c530ab8 305 -fapple-kext \
0c530ab8 306 -Wl,-e,__start \
0c530ab8
A
307 -Wl,-sectalign,__TEXT,__text,0x1000 \
308 -Wl,-sectalign,__DATA,__common,0x1000 \
309 -Wl,-sectalign,__DATA,__bss,0x1000 \
39037602
A
310 -Wl,-sectcreate,__PRELINK_TEXT,__text,/dev/null \
311 -Wl,-sectcreate,"__PLK_TEXT_EXEC",__text,/dev/null \
312 -Wl,-sectcreate,__PRELINK_DATA,__data,/dev/null \
313 -Wl,-sectcreate,"__PLK_DATA_CONST",__data,/dev/null \
813fb2f6 314 -Wl,-sectcreate,"__PLK_LLVM_COV",__llvm_covmap,/dev/null \
39037602 315 -Wl,-sectcreate,"__PLK_LINKEDIT",__data,/dev/null \
316670eb
A
316 -Wl,-sectcreate,__PRELINK_INFO,__info,/dev/null \
317 -Wl,-new_linker \
318 -Wl,-pagezero_size,0x0 \
319 -Wl,-version_load_command \
39236c6e
A
320 -Wl,-function_starts \
321 -Wl,-headerpad,152
b0d623f7 322
39037602
A
323LDFLAGS_KERNEL_SDK = -L$(SDKROOT)/usr/local/lib/kernel -lfirehose_kernel
324
325LDFLAGS_KERNEL_RELEASE =
326LDFLAGS_KERNEL_DEVELOPMENT =
327LDFLAGS_KERNEL_DEBUG =
328LDFLAGS_KERNEL_PROFILE =
b0d623f7 329
316670eb
A
330# KASLR static slide config:
331ifndef SLIDE
332SLIDE=0x00
333endif
39236c6e
A
334KERNEL_MIN_ADDRESS = 0xffffff8000000000
335KERNEL_BASE_OFFSET = 0x100000
336KERNEL_STATIC_SLIDE = $(shell printf "0x%016x" \
337 $$[ $(SLIDE) << 21 ])
338KERNEL_STATIC_BASE = $(shell printf "0x%016x" \
339 $$[ $(KERNEL_MIN_ADDRESS) + $(KERNEL_BASE_OFFSET) ])
340KERNEL_HIB_SECTION_BASE = $(shell printf "0x%016x" \
341 $$[ $(KERNEL_STATIC_BASE) + $(KERNEL_STATIC_SLIDE) ])
342KERNEL_TEXT_BASE = $(shell printf "0x%016x" \
343 $$[ $(KERNEL_HIB_SECTION_BASE) + 0x100000 ])
344
345LDFLAGS_KERNEL_RELEASEX86_64 = \
316670eb
A
346 -Wl,-pie \
347 -Wl,-segaddr,__HIB,$(KERNEL_HIB_SECTION_BASE) \
348 -Wl,-image_base,$(KERNEL_TEXT_BASE) \
349 -Wl,-seg_page_size,__TEXT,0x200000 \
316670eb
A
350 -Wl,-sectalign,__HIB,__bootPT,0x1000 \
351 -Wl,-sectalign,__HIB,__desc,0x1000 \
352 -Wl,-sectalign,__HIB,__data,0x1000 \
353 -Wl,-sectalign,__HIB,__text,0x1000 \
354 -Wl,-sectalign,__HIB,__const,0x1000 \
355 -Wl,-sectalign,__HIB,__bss,0x1000 \
356 -Wl,-sectalign,__HIB,__common,0x1000 \
3e170ce0
A
357 -Wl,-sectalign,__HIB,__llvm_prf_cnts,0x1000 \
358 -Wl,-sectalign,__HIB,__llvm_prf_names,0x1000 \
359 -Wl,-sectalign,__HIB,__llvm_prf_data,0x1000 \
360 -Wl,-sectalign,__HIB,__textcoal_nt,0x1000 \
39037602
A
361 -Wl,-rename_section,__DATA,__const,__CONST,__constdata \
362 -Wl,-no_zero_fill_sections \
39236c6e 363 $(LDFLAGS_NOSTRIP_FLAG)
316670eb
A
364
365# Define KERNEL_BASE_OFFSET so known at compile time:
39236c6e 366CFLAGS_X86_64 += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)
fe8ab488 367CFLAGS_X86_64H += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)
2d21ac55 368
39236c6e
A
369LDFLAGS_KERNEL_DEBUGX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
370LDFLAGS_KERNEL_DEVELOPMENTX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
371LDFLAGS_KERNEL_PROFILEX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
d1ecb069 372
fe8ab488
A
373LDFLAGS_KERNEL_RELEASEX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64)
374LDFLAGS_KERNEL_DEBUGX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
375LDFLAGS_KERNEL_DEVELOPMENTX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
376LDFLAGS_KERNEL_PROFILEX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
377
d1ecb069 378
39236c6e 379LDFLAGS_KERNEL = $(LDFLAGS_KERNEL_GEN) \
39037602 380 $(LDFLAGS_KERNEL_SDK) \
39236c6e
A
381 $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
382 $($(addsuffix $(CURRENT_ARCH_CONFIG),LDFLAGS_KERNEL_)) \
383 $($(addsuffix $(CURRENT_KERNEL_CONFIG),LDFLAGS_KERNEL_)) \
384 $($(addsuffix $(CURRENT_ARCH_CONFIG), $(addsuffix $(CURRENT_KERNEL_CONFIG),LDFLAGS_KERNEL_))) \
316670eb 385 $(DEPLOYMENT_TARGET_FLAGS)
1c79356b
A
386
387#
388# Default runtime libraries to be linked with the kernel
389#
39236c6e 390LD_KERNEL_LIBS = -lcc_kext
1c79356b 391
39236c6e
A
392#
393# DTrace support
394#
395ifeq ($(CURRENT_KERNEL_CONFIG),RELEASE)
396ifneq ($(filter ARM%,$(CURRENT_ARCH_CONFIG)),)
397DO_CTFCONVERT = 0
398DO_CTFMERGE = 0
399DO_CTFMACHO = 0
400else
401DO_CTFCONVERT = $(SUPPORTS_CTFCONVERT)
402DO_CTFMERGE = 1
403DO_CTFMACHO = $(NEEDS_CTF_MACHOS)
404endif
405else
406DO_CTFCONVERT = $(SUPPORTS_CTFCONVERT)
407DO_CTFMERGE = 1
408DO_CTFMACHO = $(NEEDS_CTF_MACHOS)
409endif
b0d623f7 410
1c79356b
A
411#
412# Default INCFLAGS
413#
39037602
A
414INCFLAGS_IMPORT = $(patsubst %, -I$(OBJROOT)/EXPORT_HDRS/%, $(COMPONENT_IMPORT_LIST))
415INCFLAGS_EXTERN = -I$(SRCROOT)/EXTERNAL_HEADERS
39236c6e
A
416INCFLAGS_GEN = -I$(SRCROOT)/$(COMPONENT) -I$(OBJROOT)/EXPORT_HDRS/$(COMPONENT)
417INCFLAGS_LOCAL = -I.
39037602 418INCFLAGS_SDK = -I$(SDKROOT)/usr/local/include/kernel
1c79356b 419
39037602 420INCFLAGS = $(INCFLAGS_LOCAL) $(INCFLAGS_GEN) $(INCFLAGS_IMPORT) $(INCFLAGS_EXTERN) $(INCFLAGS_MAKEFILE) $(INCFLAGS_SDK)
1c79356b
A
421
422#
423# Default MIGFLAGS
424#
fe8ab488 425MIGFLAGS = $(DEFINES) $(INCFLAGS) -novouchers $($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
39236c6e 426 $(DEPLOYMENT_TARGET_FLAGS)
316670eb 427
3e170ce0
A
428# Support for LLVM Profile Guided Optimization (PGO)
429
430ifeq ($(BUILD_PROFILE),1)
431CFLAGS_GEN += -fprofile-instr-generate -DPROFILE
432CXXFLAGS_GEN += -fprofile-instr-generate -DPROFILE
433endif
434
435ifdef USE_PROFILE
436CFLAGS_GEN += -fprofile-instr-use=$(USE_PROFILE)
437CXXFLAGS_GEN += -fprofile-instr-use=$(USE_PROFILE)
438LDFLAGS_KERNEL_GEN += -fprofile-instr-use=$(USE_PROFILE)
439
440CFLAGS_GEN += -Wno-error=profile-instr-out-of-date
441endif
442
316670eb
A
443#
444# Support for LLVM Link Time Optimization (LTO)
445#
fe8ab488
A
446# LTO can be explicitly enabled or disabled with BUILD_LTO=1|0
447# and defaults to enabled except for DEBUG kernels
448#
39236c6e
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449# CFLAGS_NOLTO_FLAG is needed on a per-file basis (for files
450# that deal poorly with LTO, or files that must be machine
451# code *.o files for xnu to build (i.e, setsegname runs on
452# them).
453#
454# LDFLAGS_NOSTRIP_FLAG is used to support configurations that
455# do not utilize an export list. For these configs to build,
456# we need to prevent the LTO logic from dead stripping them.
316670eb 457
fe8ab488
A
458LTO_ENABLED_RELEASE = 1
459LTO_ENABLED_DEVELOPMENT = 1
460LTO_ENABLED_DEBUG = 0
461
462ifneq ($(BUILD_LTO),)
463USE_LTO = $(BUILD_LTO)
464else
465USE_LTO = $(LTO_ENABLED_$(CURRENT_KERNEL_CONFIG))
466endif
467
3e170ce0 468SUPPORTS_CTFCONVERT = 0
fe8ab488 469ifeq ($(USE_LTO),1)
39236c6e
A
470CFLAGS_GEN += -flto
471CXXFLAGS_GEN += -flto
39037602 472LDFLAGS_KERNEL_GEN += -Wl,-mllvm,-inline-threshold=125 -Wl,-object_path_lto,$(TARGET)/lto.o # -Wl,-mllvm -Wl,-disable-fp-elim
39236c6e
A
473LDFLAGS_NOSTRIP_FLAG = -rdynamic
474CFLAGS_NOLTO_FLAG = -fno-lto
39236c6e 475NEEDS_CTF_MACHOS = 1
316670eb 476else
39236c6e
A
477LDFLAGS_NOSTRIP_FLAG =
478CFLAGS_NOLTO_FLAG =
3e170ce0 479ifneq ($(CTFCONVERT),)
39236c6e 480SUPPORTS_CTFCONVERT = 1
3e170ce0 481endif
39236c6e 482NEEDS_CTF_MACHOS = 0
316670eb 483endif
1c79356b 484
3e170ce0
A
485ifeq ($(BUILD_JSON_COMPILATION_DATABASE),1)
486BUILD_DSYM := 0
487DO_CTFCONVERT := 0
488DO_CTFMERGE := 0
489DO_CTFMACHO := 0
490KCC = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CC)
491KC++ = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CXX)
492S_KCC = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CC)
493STRIP = true
494endif
495
1c79356b
A
496#
497# Default VPATH
498#
39236c6e 499export VPATH = .:$(SOURCE)
1c79356b 500
813fb2f6
A
501
502
1c79356b 503#
2d21ac55 504# Macros that control installation of kernel and its header files
1c79356b
A
505#
506# install flags for header files
39037602 507#
39236c6e
A
508INSTALL_FLAGS = -c -S -m 0444
509DATA_INSTALL_FLAGS = -c -S -m 0644
510EXEC_INSTALL_FLAGS = -c -S -m 0755
1c79356b
A
511
512#
513# Header file destinations
514#
3e170ce0 515FRAMEDIR = /System/Library/Frameworks
6d2010ae
A
516
517SINCVERS = B
518SINCFRAME = $(FRAMEDIR)/System.framework
519SINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Headers
520SPINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/PrivateHeaders
521SRESDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Resources
522
1c79356b 523ifndef INCDIR
3e170ce0 524 INCDIR = /usr/include
1c79356b
A
525endif
526ifndef LCLDIR
6d2010ae 527 LCLDIR = $(SPINCDIR)
1c79356b
A
528endif
529
530KINCVERS = A
531KINCFRAME = $(FRAMEDIR)/Kernel.framework
532KINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Headers
0b4e3aa0 533KPINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/PrivateHeaders
91447636
A
534KRESDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Resources
535
536XNU_PRIVATE_UNIFDEF = -UMACH_KERNEL_PRIVATE -UBSD_KERNEL_PRIVATE -UIOKIT_KERNEL_PRIVATE -ULIBKERN_KERNEL_PRIVATE -ULIBSA_KERNEL_PRIVATE -UPEXPERT_KERNEL_PRIVATE -UXNU_KERNEL_PRIVATE
537
6d2010ae 538
39236c6e
A
539PLATFORM_UNIFDEF = $(foreach x,$(SUPPORTED_PLATFORMS),$(if $(filter $(PLATFORM),$(x)),-DPLATFORM_$(x) $(foreach token,$(PLATFORM_UNIFDEF_BLACKLIST_TOKENS_$(x)),-U$(token)),-UPLATFORM_$(x)))
540
541SPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UKERNEL -DPRIVATE -U_OPEN_SOURCE_ -U__OPEN_SOURCE__
542SINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UKERNEL -UPRIVATE -D_OPEN_SOURCE_ -D__OPEN_SOURCE__
543KPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -DKERNEL_PRIVATE -DPRIVATE -DKERNEL -U_OPEN_SOURCE_ -U__OPEN_SOURCE__
544KINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UPRIVATE -DKERNEL -D_OPEN_SOURCE_ -D__OPEN_SOURCE__
1c79356b
A
545
546#
39236c6e 547# Compononent Header file destinations
1c79356b
A
548#
549EXPDIR = EXPORT_HDRS/$(COMPONENT)
550
551#
552# Strip Flags
553#
39037602
A
554STRIP_FLAGS_RELEASE = -S -x
555STRIP_FLAGS_DEVELOPMENT = -S
556STRIP_FLAGS_DEBUG = -S
39236c6e 557STRIP_FLAGS_PROFILE = -S -x
1c79356b 558
39037602 559STRIP_FLAGS = $($(addsuffix $(CURRENT_KERNEL_CONFIG),STRIP_FLAGS_))
1c79356b 560
2d21ac55
A
561#
562# dsymutil flags
563#
fe8ab488 564DSYMUTIL_FLAGS_GEN = --minimize
2d21ac55 565
fe8ab488
A
566DSYMUTIL_FLAGS_X86_64 = --arch=x86_64
567DSYMUTIL_FLAGS_X86_64H = --arch=x86_64h
568
569DSYMUTIL_FLAGS = $(DSYMUTIL_FLAGS_GEN) \
570 $($(addsuffix $(CURRENT_ARCH_CONFIG),DSYMUTIL_FLAGS_))
2d21ac55 571
9bccf70c
A
572#
573# Man Page destination
574#
39236c6e 575MANDIR = /usr/share/man
9bccf70c 576
b0d623f7
A
577#
578# DEBUG alias location
579#
39236c6e 580DEVELOPER_EXTRAS_DIR = /AppleInternal/CoreOS/xnu_debug
2d21ac55 581
1c79356b 582#
39236c6e 583# mach_kernel install location
1c79356b 584#
39236c6e 585INSTALL_KERNEL_DIR = /
1c79356b 586
fe8ab488
A
587#
588# new OS X install location
589#
590SYSTEM_LIBRARY_KERNELS_DIR = /System/Library/Kernels
591
592#
593# File names in DSTROOT
594#
595
596ifeq ($(PLATFORM),MacOSX)
597KERNEL_FILE_NAME_PREFIX = kernel
598else
599KERNEL_FILE_NAME_PREFIX = mach
600endif
601
602ifeq ($(CURRENT_MACHINE_CONFIG),NONE)
603ifeq ($(CURRENT_KERNEL_CONFIG),RELEASE)
604KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX)
605KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX).py
606else
607KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC)
608KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX).py
609endif
610else
611KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC).$(CURRENT_MACHINE_CONFIG_LC)
612KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX)_$(CURRENT_KERNEL_CONFIG_LC).py
613endif
614
39037602
A
615CURRENT_ALIAS_MACHINE_CONFIG = $(word 4,$(subst ^, ,$(CURRENT_BUILD_CONFIG)))
616CURRENT_ALIAS_MACHINE_CONFIG_LC = $(shell printf "%s" "$(CURRENT_ALIAS_MACHINE_CONFIG)" | $(TR) A-Z a-z)
617ifneq ($(CURRENT_ALIAS_MACHINE_CONFIG),)
618ALIAS_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC).$(CURRENT_ALIAS_MACHINE_CONFIG_LC)
619endif
620
39236c6e
A
621#
622# System.kext pseudo-kext install location
623#
624INSTALL_EXTENSIONS_DIR = /System/Library/Extensions
625
626#
fe8ab488 627# KDK location
39236c6e
A
628#
629INSTALL_KERNEL_SYM_DIR = /System/Library/Extensions/KDK
630
631#
632# Misc. Etc.
633#
634INSTALL_SHARE_MISC_DIR = /usr/share/misc
635INSTALL_DTRACE_SCRIPTS_DIR = /usr/lib/dtrace
39037602 636INSTALL_DTRACE_LIBEXEC_DIR = /usr/libexec/dtrace
39236c6e
A
637
638#
639# Overrides for XBS build aliases
640#
641ifeq ($(RC_ProjectName),xnu_debug)
642INSTALL_KERNEL_DIR := $(DEVELOPER_EXTRAS_DIR)
fe8ab488
A
643INSTALL_KERNEL_SYM_DIR := $(DEVELOPER_EXTRAS_DIR)
644INSTALL_KERNEL_SYM_TO_KDK = 1
39236c6e 645INSTALL_XNU_DEBUG_FILES = 1
3e170ce0 646else ifneq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
39236c6e
A
647INSTALL_KERNEL_SYM_TO_KDK = 1
648USE_BINARY_PLIST = 1
3e170ce0 649else ifneq ($(filter $(SUPPORTED_SIMULATOR_PLATFORMS),$(PLATFORM)),)
39236c6e 650USE_BINARY_PLIST = 1
fe8ab488
A
651else ifeq ($(PLATFORM),MacOSX)
652INSTALL_KERNEL_DIR := $(SYSTEM_LIBRARY_KERNELS_DIR)
653INSTALL_KERNEL_SYM_DIR := $(SYSTEM_LIBRARY_KERNELS_DIR)
654INSTALL_KERNEL_SYM_TO_KDK = $(if $(filter YES,$(DWARF_DSYM_FILE_SHOULD_ACCOMPANY_PRODUCT)),1,0)
39236c6e 655endif
1c79356b 656
2d21ac55 657# vim: set ft=make: