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39236c6e 1# -*- mode: makefile;-*-
1c79356b 2#
5ba3f43e 3# Copyright (C) 1999-2017 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#
5ba3f43e 17SUPPORTED_KERNEL_CONFIGS = RELEASE DEVELOPMENT DEBUG PROFILE KASAN
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#
5ba3f43e 46COMPONENT_LIST = osfmk bsd libkern iokit pexpert libsa security san
39037602
A
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)
5ba3f43e
A
62else ifeq ($(PLATFORM),BridgeOS)
63 DEPLOYMENT_TARGET_FLAGS = -mbridgeos-version-min=$(SDKVERSION)
3e170ce0 64else ifneq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
39236c6e 65 DEPLOYMENT_TARGET_FLAGS = -miphoneos-version-min=$(SDKVERSION)
3e170ce0 66else ifneq ($(filter $(SUPPORTED_SIMULATOR_PLATFORMS),$(PLATFORM)),)
39236c6e 67 DEPLOYMENT_TARGET_FLAGS =
316670eb 68else
39236c6e 69 DEPLOYMENT_TARGET_FLAGS =
316670eb
A
70endif
71
3e170ce0
A
72DEPLOYMENT_TARGET_DEFINES = -DPLATFORM_$(PLATFORM)
73
39236c6e 74
1c79356b
A
75#
76# Standard defines list
77#
39236c6e 78DEFINES = -DAPPLE -DKERNEL -DKERNEL_PRIVATE -DXNU_KERNEL_PRIVATE \
fe8ab488 79 -DPRIVATE -D__MACHO__=1 -Dvolatile=__volatile $(CONFIG_DEFINES) \
39236c6e 80 $(SEED_DEFINES)
1c79356b
A
81
82#
83# Compiler command
84#
39236c6e
A
85KCC = $(CC)
86KC++ = $(CXX)
9bccf70c 87
3e170ce0
A
88GENASSYM_KCC = $(CC)
89
91447636
A
90#
91# Compiler warning flags
92#
93
5ba3f43e
A
94USE_WERROR := 1
95ifneq ($(BUILD_WERROR),)
96USE_WERROR := $(BUILD_WERROR)
97endif
98
99ifeq ($(USE_WERROR),1)
100WERROR := -Werror
101endif
102
103# Shared C/C++ warning flags
104WARNFLAGS_STD := \
105 -Weverything \
106 -Wextra \
107 $(WERROR) \
108 -Wpointer-arith \
109 -Wreturn-type \
110 -Wcast-qual \
111 -Wwrite-strings \
112 -Wswitch \
113 -Wcast-align \
114 -Wchar-subscripts \
115 -Wredundant-decls \
116 -Wextra-tokens \
39037602
A
117 -Wunreachable-code \
118 -Wno-assign-enum \
119 -Wno-bad-function-cast \
120 -Wno-c++98-compat \
121 -Wno-c++-compat \
122 -Wno-conditional-uninitialized \
123 -Wno-conversion \
5ba3f43e
A
124 -Wnull-conversion \
125 -Wstring-conversion \
126 -Wliteral-conversion \
127 -Wnon-literal-null-conversion \
128 -Wint-conversion \
129 -Wenum-conversion \
130 -Wfloat-conversion \
131 -Wconstant-conversion \
132 -Wpointer-bool-conversion \
39037602
A
133 -Wno-covered-switch-default \
134 -Wno-disabled-macro-expansion \
135 -Wno-documentation-unknown-command \
136 -Wno-format-non-iso \
137 -Wno-format-nonliteral \
138 -Wno-reserved-id-macro \
139 -Wno-language-extension-token \
140 -Wno-missing-variable-declarations \
141 -Wno-packed \
142 -Wno-padded \
143 -Wno-partial-availability \
144 -Wno-pedantic \
145 -Wno-shift-sign-overflow \
146 -Wno-switch-enum \
147 -Wno-undef \
148 -Wno-unused-macros \
149 -Wno-used-but-marked-unused \
150 -Wno-variadic-macros \
151 -Wno-vla \
152 -Wno-zero-length-array
6d2010ae 153
5ba3f43e
A
154CWARNFLAGS_STD = \
155 $(WARNFLAGS_STD) \
156 -Wstrict-prototypes \
157 -Wmissing-prototypes \
158 -Wshadow \
159 -Winline \
160 -Wnested-externs
161
6d2010ae 162# Can be overridden in Makefile.template or Makefile.$arch
91447636
A
163export CWARNFLAGS ?= $(CWARNFLAGS_STD)
164
6d2010ae
A
165define add_perfile_cflags
166$(1)_CWARNFLAGS_ADD += $2
167endef
168
91447636 169CXXWARNFLAGS_STD = \
5ba3f43e 170 $(WARNFLAGS_STD) \
39037602 171 -Wno-c++98-compat-pedantic \
39037602 172 -Wno-exit-time-destructors \
39037602 173 -Wno-global-constructors \
5ba3f43e 174 -Wno-old-style-cast
6d2010ae 175
39236c6e
A
176# overloaded-virtual warnings are non-fatal (9000888)
177CXXWARNFLAGS_STD += -Wno-error=overloaded-virtual
91447636 178
6d2010ae 179# Can be overridden in Makefile.template or Makefile.$arch
91447636
A
180export CXXWARNFLAGS ?= $(CXXWARNFLAGS_STD)
181
6d2010ae
A
182define add_perfile_cxxflags
183$(1)_CXXWARNFLAGS_ADD += $2
184endef
9bccf70c 185
2d21ac55
A
186#
187# Default ARCH_FLAGS, for use with compiler/linker/assembler/mig drivers
188
b0d623f7 189ARCH_FLAGS_X86_64 = -arch x86_64
fe8ab488 190ARCH_FLAGS_X86_64H = -arch x86_64h
c910b4d9 191
2d21ac55 192
39037602 193
1c79356b
A
194#
195# Default CFLAGS
196#
5ba3f43e
A
197ifdef RC_NONARCH_CFLAGS
198OTHER_CFLAGS = $(RC_NONARCH_CLFAGS)
1c79356b
A
199endif
200
39236c6e
A
201#
202# Debug info
203#
39236c6e
A
204DSYMINFODIR = Contents
205DSYMKGMACROSDIR = Contents/Resources
206DSYMLLDBMACROSDIR = Contents/Resources/Python
207DSYMDWARFDIR = Contents/Resources/DWARF
208
5ba3f43e 209DEBUG_CFLAGS := -g
39236c6e 210BUILD_DSYM := 1
2d21ac55
A
211
212#
213# We must not use -fno-keep-inline-functions, or it will remove the dtrace
214# probes from the kernel.
215#
39236c6e 216CFLAGS_GEN = $(DEBUG_CFLAGS) -nostdinc \
3e170ce0 217 -fno-builtin -fno-common \
316670eb 218 -fsigned-bitfields $(OTHER_CFLAGS)
1c79356b 219
39037602
A
220CFLAGS_RELEASE =
221CFLAGS_DEVELOPMENT =
222CFLAGS_DEBUG =
5ba3f43e 223CFLAGS_KASAN = $(CFLAGS_DEVELOPMENT)
39037602 224CFLAGS_PROFILE = -pg
1c79356b 225
39236c6e 226CFLAGS_X86_64 = -Dx86_64 -DX86_64 -D__X86_64__ -DLP64 \
39037602 227 -DPAGE_SIZE_FIXED -mkernel -msoft-float
fe8ab488
A
228
229CFLAGS_X86_64H = $(CFLAGS_X86_64)
316670eb 230
2d21ac55 231
39236c6e
A
232CFLAGS_RELEASEX86_64 = -O2
233CFLAGS_DEVELOPMENTX86_64 = -O2
5ba3f43e 234CFLAGS_KASANX86_64 = $(CFLAGS_DEVELOPMENTX86_64)
b0d623f7 235# No space optimization for the DEBUG kernel for the benefit of gdb:
39236c6e
A
236CFLAGS_DEBUGX86_64 = -O0
237CFLAGS_PROFILEX86_64 = -O2
238
fe8ab488
A
239CFLAGS_RELEASEX86_64H = -O2
240CFLAGS_DEVELOPMENTX86_64H = -O2
5ba3f43e 241CFLAGS_KASANX86_64H = $(CFLAGS_DEVELOPMENTX86_64H)
fe8ab488
A
242# No space optimization for the DEBUG kernel for the benefit of gdb:
243CFLAGS_DEBUGX86_64H = -O0
244CFLAGS_PROFILEX86_64H = -O2
245
39236c6e
A
246CFLAGS_RELEASEARM = -O2
247CFLAGS_DEVELOPMENTARM = -O2
248CFLAGS_DEBUGARM = -O0
249CFLAGS_PROFILEARM = -O2
250
fe8ab488 251
5ba3f43e
A
252
253#
254# KASAN support
255#
256
257
258ifeq ($(CURRENT_KERNEL_CONFIG),KASAN)
259KASAN = 1
260endif
261
262ifeq ($(KASAN),1)
263
264BUILD_LTO = 0
265KASAN_SHIFT_X86_64=0xdffffe1000000000
266KASAN_SHIFT_X86_64H=$(KASAN_SHIFT_X86_64)
267KASAN_SHIFT=$($(addsuffix $(CURRENT_ARCH_CONFIG),KASAN_SHIFT_))
268KASAN_BLACKLIST=$(OBJROOT)/san/kasan-blacklist-$(CURRENT_ARCH_CONFIG_LC)
269CFLAGS_GEN += -DKASAN=1 -DKASAN_SHIFT=$(KASAN_SHIFT) -fsanitize=address \
270 -mllvm -asan-globals-live-support \
271 -mllvm -asan-mapping-offset=$(KASAN_SHIFT) \
272 -fsanitize-blacklist=$(KASAN_BLACKLIST)
273
274endif
275
39037602 276CFLAGS = $(CFLAGS_GEN) \
39236c6e
A
277 $($(addsuffix $(CURRENT_MACHINE_CONFIG),MACHINE_FLAGS_$(CURRENT_ARCH_CONFIG)_)) \
278 $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
279 $($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) \
280 $($(addsuffix $(CURRENT_KERNEL_CONFIG),CFLAGS_)) \
281 $($(addsuffix $(CURRENT_ARCH_CONFIG), $(addsuffix $(CURRENT_KERNEL_CONFIG),CFLAGS_))) \
316670eb 282 $(DEPLOYMENT_TARGET_FLAGS) \
3e170ce0 283 $(DEPLOYMENT_TARGET_DEFINES) \
1c79356b
A
284 $(DEFINES)
285
6d2010ae 286#
55e303ae 287# Default C++ flags
1c79356b 288#
6d2010ae
A
289
290OTHER_CXXFLAGS =
316670eb 291
39037602 292CXXFLAGS_GEN = -std=gnu++11 -fapple-kext $(OTHER_CXXFLAGS)
fe8ab488 293
55e303ae 294CXXFLAGS = $(CXXFLAGS_GEN) \
39236c6e
A
295 $($(addsuffix $(CURRENT_ARCH_CONFIG),CXXFLAGS_)) \
296 $($(addsuffix $(CURRENT_KERNEL_CONFIG),CXXFLAGS_))
297
1c79356b
A
298#
299# Assembler command
300#
0c530ab8
A
301AS = $(CC)
302S_KCC = $(CC)
1c79356b
A
303
304#
305# Default SFLAGS
306#
fe8ab488 307SFLAGS_GEN = -D__ASSEMBLER__ -DASSEMBLER $(OTHER_CFLAGS)
1c79356b 308
39037602
A
309SFLAGS_RELEASE =
310SFLAGS_DEVELOPMENT =
5ba3f43e 311SFLAGS_KASAN = $(SFLAGS_DEVELOPMENT) -DKASAN=1
39037602
A
312SFLAGS_DEBUG =
313SFLAGS_PROFILE =
1c79356b 314
39037602
A
315SFLAGS_X86_64 = $(CFLAGS_X86_64)
316SFLAGS_X86_64H = $(CFLAGS_X86_64H)
1c79356b 317
39037602 318SFLAGS = $(SFLAGS_GEN) \
39236c6e
A
319 $($(addsuffix $(CURRENT_MACHINE_CONFIG),MACHINE_FLAGS_$(CURRENT_ARCH_CONFIG)_)) \
320 $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
321 $($(addsuffix $(CURRENT_ARCH_CONFIG),SFLAGS_)) \
322 $($(addsuffix $(CURRENT_KERNEL_CONFIG),SFLAGS_)) \
316670eb 323 $(DEPLOYMENT_TARGET_FLAGS) \
3e170ce0 324 $(DEPLOYMENT_TARGET_DEFINES) \
1c79356b
A
325 $(DEFINES)
326
327#
328# Linker command
329#
0c530ab8 330LD = $(KC++) -nostdlib
1c79356b
A
331
332#
333# Default LDFLAGS
334#
39236c6e
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335# Availability of DWARF allows DTrace CTF (compressed type format) to be constructed.
336# ctf_insert creates the CTF section. It needs reserved padding in the
337# headers for the load command segment and the CTF section structures.
338#
339LDFLAGS_KERNEL_GEN = \
6d2010ae 340 -nostdlib \
0c530ab8 341 -fapple-kext \
0c530ab8 342 -Wl,-e,__start \
0c530ab8
A
343 -Wl,-sectalign,__TEXT,__text,0x1000 \
344 -Wl,-sectalign,__DATA,__common,0x1000 \
345 -Wl,-sectalign,__DATA,__bss,0x1000 \
39037602
A
346 -Wl,-sectcreate,__PRELINK_TEXT,__text,/dev/null \
347 -Wl,-sectcreate,"__PLK_TEXT_EXEC",__text,/dev/null \
348 -Wl,-sectcreate,__PRELINK_DATA,__data,/dev/null \
349 -Wl,-sectcreate,"__PLK_DATA_CONST",__data,/dev/null \
813fb2f6 350 -Wl,-sectcreate,"__PLK_LLVM_COV",__llvm_covmap,/dev/null \
39037602 351 -Wl,-sectcreate,"__PLK_LINKEDIT",__data,/dev/null \
316670eb
A
352 -Wl,-sectcreate,__PRELINK_INFO,__info,/dev/null \
353 -Wl,-new_linker \
354 -Wl,-pagezero_size,0x0 \
355 -Wl,-version_load_command \
39236c6e
A
356 -Wl,-function_starts \
357 -Wl,-headerpad,152
b0d623f7 358
39037602
A
359LDFLAGS_KERNEL_SDK = -L$(SDKROOT)/usr/local/lib/kernel -lfirehose_kernel
360
361LDFLAGS_KERNEL_RELEASE =
5ba3f43e
A
362LDFLAGS_KERNEL_DEVELOPMENT =
363LDFLAGS_KERNEL_KASAN = $(LDFLAGS_KERNEL_DEVELOPMENT)
39037602
A
364LDFLAGS_KERNEL_DEBUG =
365LDFLAGS_KERNEL_PROFILE =
b0d623f7 366
316670eb
A
367# KASLR static slide config:
368ifndef SLIDE
369SLIDE=0x00
370endif
39236c6e
A
371KERNEL_MIN_ADDRESS = 0xffffff8000000000
372KERNEL_BASE_OFFSET = 0x100000
373KERNEL_STATIC_SLIDE = $(shell printf "0x%016x" \
374 $$[ $(SLIDE) << 21 ])
375KERNEL_STATIC_BASE = $(shell printf "0x%016x" \
376 $$[ $(KERNEL_MIN_ADDRESS) + $(KERNEL_BASE_OFFSET) ])
377KERNEL_HIB_SECTION_BASE = $(shell printf "0x%016x" \
378 $$[ $(KERNEL_STATIC_BASE) + $(KERNEL_STATIC_SLIDE) ])
379KERNEL_TEXT_BASE = $(shell printf "0x%016x" \
380 $$[ $(KERNEL_HIB_SECTION_BASE) + 0x100000 ])
381
382LDFLAGS_KERNEL_RELEASEX86_64 = \
316670eb
A
383 -Wl,-pie \
384 -Wl,-segaddr,__HIB,$(KERNEL_HIB_SECTION_BASE) \
385 -Wl,-image_base,$(KERNEL_TEXT_BASE) \
386 -Wl,-seg_page_size,__TEXT,0x200000 \
316670eb
A
387 -Wl,-sectalign,__HIB,__bootPT,0x1000 \
388 -Wl,-sectalign,__HIB,__desc,0x1000 \
389 -Wl,-sectalign,__HIB,__data,0x1000 \
390 -Wl,-sectalign,__HIB,__text,0x1000 \
391 -Wl,-sectalign,__HIB,__const,0x1000 \
392 -Wl,-sectalign,__HIB,__bss,0x1000 \
393 -Wl,-sectalign,__HIB,__common,0x1000 \
3e170ce0
A
394 -Wl,-sectalign,__HIB,__llvm_prf_cnts,0x1000 \
395 -Wl,-sectalign,__HIB,__llvm_prf_names,0x1000 \
396 -Wl,-sectalign,__HIB,__llvm_prf_data,0x1000 \
397 -Wl,-sectalign,__HIB,__textcoal_nt,0x1000 \
39037602
A
398 -Wl,-rename_section,__DATA,__const,__CONST,__constdata \
399 -Wl,-no_zero_fill_sections \
39236c6e 400 $(LDFLAGS_NOSTRIP_FLAG)
316670eb 401
5ba3f43e
A
402ifeq ($(KASAN),1)
403LDFLAGS_KERNEL_RELEASEX86_64 += \
404 -Wl,-sectalign,__HIB,__cstring,0x1000 \
405 -Wl,-sectalign,__HIB,__asan_globals,0x1000 \
406 -Wl,-sectalign,__HIB,__asan_liveness,0x1000 \
407 -Wl,-sectalign,__HIB,__mod_term_func,0x1000 \
408 -Wl,-rename_section,__HIB,__mod_init_func,__NULL,__mod_init_func \
409 -Wl,-rename_section,__HIB,__eh_frame,__NULL,__eh_frame
410endif
411
316670eb 412# Define KERNEL_BASE_OFFSET so known at compile time:
39236c6e 413CFLAGS_X86_64 += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)
fe8ab488 414CFLAGS_X86_64H += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)
2d21ac55 415
39236c6e
A
416LDFLAGS_KERNEL_DEBUGX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
417LDFLAGS_KERNEL_DEVELOPMENTX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
5ba3f43e 418LDFLAGS_KERNEL_KASANX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
39236c6e 419LDFLAGS_KERNEL_PROFILEX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
d1ecb069 420
fe8ab488
A
421LDFLAGS_KERNEL_RELEASEX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64)
422LDFLAGS_KERNEL_DEBUGX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
423LDFLAGS_KERNEL_DEVELOPMENTX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
5ba3f43e 424LDFLAGS_KERNEL_KASANX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
fe8ab488
A
425LDFLAGS_KERNEL_PROFILEX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
426
d1ecb069 427
39236c6e 428LDFLAGS_KERNEL = $(LDFLAGS_KERNEL_GEN) \
39037602 429 $(LDFLAGS_KERNEL_SDK) \
39236c6e
A
430 $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
431 $($(addsuffix $(CURRENT_ARCH_CONFIG),LDFLAGS_KERNEL_)) \
432 $($(addsuffix $(CURRENT_KERNEL_CONFIG),LDFLAGS_KERNEL_)) \
433 $($(addsuffix $(CURRENT_ARCH_CONFIG), $(addsuffix $(CURRENT_KERNEL_CONFIG),LDFLAGS_KERNEL_))) \
316670eb 434 $(DEPLOYMENT_TARGET_FLAGS)
1c79356b
A
435
436#
437# Default runtime libraries to be linked with the kernel
438#
39236c6e 439LD_KERNEL_LIBS = -lcc_kext
1c79356b 440
39236c6e
A
441#
442# DTrace support
443#
444ifeq ($(CURRENT_KERNEL_CONFIG),RELEASE)
445ifneq ($(filter ARM%,$(CURRENT_ARCH_CONFIG)),)
446DO_CTFCONVERT = 0
447DO_CTFMERGE = 0
448DO_CTFMACHO = 0
449else
450DO_CTFCONVERT = $(SUPPORTS_CTFCONVERT)
451DO_CTFMERGE = 1
452DO_CTFMACHO = $(NEEDS_CTF_MACHOS)
453endif
454else
455DO_CTFCONVERT = $(SUPPORTS_CTFCONVERT)
456DO_CTFMERGE = 1
457DO_CTFMACHO = $(NEEDS_CTF_MACHOS)
458endif
b0d623f7 459
1c79356b
A
460#
461# Default INCFLAGS
462#
39037602
A
463INCFLAGS_IMPORT = $(patsubst %, -I$(OBJROOT)/EXPORT_HDRS/%, $(COMPONENT_IMPORT_LIST))
464INCFLAGS_EXTERN = -I$(SRCROOT)/EXTERNAL_HEADERS
39236c6e
A
465INCFLAGS_GEN = -I$(SRCROOT)/$(COMPONENT) -I$(OBJROOT)/EXPORT_HDRS/$(COMPONENT)
466INCFLAGS_LOCAL = -I.
39037602 467INCFLAGS_SDK = -I$(SDKROOT)/usr/local/include/kernel
1c79356b 468
39037602 469INCFLAGS = $(INCFLAGS_LOCAL) $(INCFLAGS_GEN) $(INCFLAGS_IMPORT) $(INCFLAGS_EXTERN) $(INCFLAGS_MAKEFILE) $(INCFLAGS_SDK)
1c79356b
A
470
471#
472# Default MIGFLAGS
473#
fe8ab488 474MIGFLAGS = $(DEFINES) $(INCFLAGS) -novouchers $($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
39236c6e 475 $(DEPLOYMENT_TARGET_FLAGS)
316670eb 476
3e170ce0
A
477# Support for LLVM Profile Guided Optimization (PGO)
478
479ifeq ($(BUILD_PROFILE),1)
480CFLAGS_GEN += -fprofile-instr-generate -DPROFILE
481CXXFLAGS_GEN += -fprofile-instr-generate -DPROFILE
482endif
483
484ifdef USE_PROFILE
485CFLAGS_GEN += -fprofile-instr-use=$(USE_PROFILE)
486CXXFLAGS_GEN += -fprofile-instr-use=$(USE_PROFILE)
487LDFLAGS_KERNEL_GEN += -fprofile-instr-use=$(USE_PROFILE)
488
489CFLAGS_GEN += -Wno-error=profile-instr-out-of-date
490endif
491
316670eb
A
492#
493# Support for LLVM Link Time Optimization (LTO)
494#
fe8ab488
A
495# LTO can be explicitly enabled or disabled with BUILD_LTO=1|0
496# and defaults to enabled except for DEBUG kernels
497#
39236c6e
A
498# CFLAGS_NOLTO_FLAG is needed on a per-file basis (for files
499# that deal poorly with LTO, or files that must be machine
500# code *.o files for xnu to build (i.e, setsegname runs on
501# them).
502#
503# LDFLAGS_NOSTRIP_FLAG is used to support configurations that
504# do not utilize an export list. For these configs to build,
505# we need to prevent the LTO logic from dead stripping them.
316670eb 506
fe8ab488
A
507LTO_ENABLED_RELEASE = 1
508LTO_ENABLED_DEVELOPMENT = 1
509LTO_ENABLED_DEBUG = 0
5ba3f43e 510LTO_ENABLED_KASAN = 0
fe8ab488
A
511
512ifneq ($(BUILD_LTO),)
513USE_LTO = $(BUILD_LTO)
514else
515USE_LTO = $(LTO_ENABLED_$(CURRENT_KERNEL_CONFIG))
516endif
517
3e170ce0 518SUPPORTS_CTFCONVERT = 0
fe8ab488 519ifeq ($(USE_LTO),1)
39236c6e
A
520CFLAGS_GEN += -flto
521CXXFLAGS_GEN += -flto
39037602 522LDFLAGS_KERNEL_GEN += -Wl,-mllvm,-inline-threshold=125 -Wl,-object_path_lto,$(TARGET)/lto.o # -Wl,-mllvm -Wl,-disable-fp-elim
39236c6e
A
523LDFLAGS_NOSTRIP_FLAG = -rdynamic
524CFLAGS_NOLTO_FLAG = -fno-lto
39236c6e 525NEEDS_CTF_MACHOS = 1
316670eb 526else
39236c6e
A
527LDFLAGS_NOSTRIP_FLAG =
528CFLAGS_NOLTO_FLAG =
3e170ce0 529ifneq ($(CTFCONVERT),)
39236c6e 530SUPPORTS_CTFCONVERT = 1
3e170ce0 531endif
39236c6e 532NEEDS_CTF_MACHOS = 0
316670eb 533endif
1c79356b 534
3e170ce0
A
535ifeq ($(BUILD_JSON_COMPILATION_DATABASE),1)
536BUILD_DSYM := 0
537DO_CTFCONVERT := 0
538DO_CTFMERGE := 0
539DO_CTFMACHO := 0
540KCC = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CC)
541KC++ = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CXX)
542S_KCC = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CC)
543STRIP = true
544endif
545
1c79356b
A
546#
547# Default VPATH
548#
39236c6e 549export VPATH = .:$(SOURCE)
1c79356b 550
813fb2f6
A
551
552
1c79356b 553#
2d21ac55 554# Macros that control installation of kernel and its header files
1c79356b
A
555#
556# install flags for header files
39037602 557#
39236c6e
A
558INSTALL_FLAGS = -c -S -m 0444
559DATA_INSTALL_FLAGS = -c -S -m 0644
560EXEC_INSTALL_FLAGS = -c -S -m 0755
1c79356b
A
561
562#
563# Header file destinations
564#
3e170ce0 565FRAMEDIR = /System/Library/Frameworks
6d2010ae
A
566
567SINCVERS = B
568SINCFRAME = $(FRAMEDIR)/System.framework
569SINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Headers
570SPINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/PrivateHeaders
571SRESDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Resources
572
1c79356b 573ifndef INCDIR
3e170ce0 574 INCDIR = /usr/include
1c79356b
A
575endif
576ifndef LCLDIR
6d2010ae 577 LCLDIR = $(SPINCDIR)
1c79356b
A
578endif
579
580KINCVERS = A
581KINCFRAME = $(FRAMEDIR)/Kernel.framework
582KINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Headers
0b4e3aa0 583KPINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/PrivateHeaders
91447636
A
584KRESDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Resources
585
586XNU_PRIVATE_UNIFDEF = -UMACH_KERNEL_PRIVATE -UBSD_KERNEL_PRIVATE -UIOKIT_KERNEL_PRIVATE -ULIBKERN_KERNEL_PRIVATE -ULIBSA_KERNEL_PRIVATE -UPEXPERT_KERNEL_PRIVATE -UXNU_KERNEL_PRIVATE
587
6d2010ae 588
39236c6e
A
589PLATFORM_UNIFDEF = $(foreach x,$(SUPPORTED_PLATFORMS),$(if $(filter $(PLATFORM),$(x)),-DPLATFORM_$(x) $(foreach token,$(PLATFORM_UNIFDEF_BLACKLIST_TOKENS_$(x)),-U$(token)),-UPLATFORM_$(x)))
590
591SPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UKERNEL -DPRIVATE -U_OPEN_SOURCE_ -U__OPEN_SOURCE__
592SINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UKERNEL -UPRIVATE -D_OPEN_SOURCE_ -D__OPEN_SOURCE__
593KPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -DKERNEL_PRIVATE -DPRIVATE -DKERNEL -U_OPEN_SOURCE_ -U__OPEN_SOURCE__
594KINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UPRIVATE -DKERNEL -D_OPEN_SOURCE_ -D__OPEN_SOURCE__
1c79356b
A
595
596#
39236c6e 597# Compononent Header file destinations
1c79356b
A
598#
599EXPDIR = EXPORT_HDRS/$(COMPONENT)
600
601#
602# Strip Flags
603#
39037602
A
604STRIP_FLAGS_RELEASE = -S -x
605STRIP_FLAGS_DEVELOPMENT = -S
5ba3f43e 606STRIP_FLAGS_KASAN = $(STRIP_FLAGS_DEVELOPMENT)
39037602 607STRIP_FLAGS_DEBUG = -S
39236c6e 608STRIP_FLAGS_PROFILE = -S -x
1c79356b 609
39037602 610STRIP_FLAGS = $($(addsuffix $(CURRENT_KERNEL_CONFIG),STRIP_FLAGS_))
1c79356b 611
2d21ac55
A
612#
613# dsymutil flags
614#
fe8ab488 615DSYMUTIL_FLAGS_GEN = --minimize
2d21ac55 616
fe8ab488
A
617DSYMUTIL_FLAGS_X86_64 = --arch=x86_64
618DSYMUTIL_FLAGS_X86_64H = --arch=x86_64h
619
620DSYMUTIL_FLAGS = $(DSYMUTIL_FLAGS_GEN) \
621 $($(addsuffix $(CURRENT_ARCH_CONFIG),DSYMUTIL_FLAGS_))
2d21ac55 622
9bccf70c
A
623#
624# Man Page destination
625#
39236c6e 626MANDIR = /usr/share/man
9bccf70c 627
b0d623f7
A
628#
629# DEBUG alias location
630#
5ba3f43e 631DEVELOPER_EXTRAS_DIR = /AppleInternal/CoreOS/xnu_$(CURRENT_KERNEL_CONFIG_LC)
2d21ac55 632
1c79356b 633#
39236c6e 634# mach_kernel install location
1c79356b 635#
39236c6e 636INSTALL_KERNEL_DIR = /
1c79356b 637
fe8ab488
A
638#
639# new OS X install location
640#
641SYSTEM_LIBRARY_KERNELS_DIR = /System/Library/Kernels
642
643#
644# File names in DSTROOT
645#
646
647ifeq ($(PLATFORM),MacOSX)
648KERNEL_FILE_NAME_PREFIX = kernel
649else
650KERNEL_FILE_NAME_PREFIX = mach
651endif
652
653ifeq ($(CURRENT_MACHINE_CONFIG),NONE)
654ifeq ($(CURRENT_KERNEL_CONFIG),RELEASE)
655KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX)
656KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX).py
657else
658KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC)
659KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX).py
660endif
661else
662KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC).$(CURRENT_MACHINE_CONFIG_LC)
663KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX)_$(CURRENT_KERNEL_CONFIG_LC).py
664endif
665
39037602
A
666CURRENT_ALIAS_MACHINE_CONFIG = $(word 4,$(subst ^, ,$(CURRENT_BUILD_CONFIG)))
667CURRENT_ALIAS_MACHINE_CONFIG_LC = $(shell printf "%s" "$(CURRENT_ALIAS_MACHINE_CONFIG)" | $(TR) A-Z a-z)
668ifneq ($(CURRENT_ALIAS_MACHINE_CONFIG),)
669ALIAS_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC).$(CURRENT_ALIAS_MACHINE_CONFIG_LC)
670endif
671
39236c6e
A
672#
673# System.kext pseudo-kext install location
674#
675INSTALL_EXTENSIONS_DIR = /System/Library/Extensions
676
677#
fe8ab488 678# KDK location
39236c6e
A
679#
680INSTALL_KERNEL_SYM_DIR = /System/Library/Extensions/KDK
681
682#
683# Misc. Etc.
684#
685INSTALL_SHARE_MISC_DIR = /usr/share/misc
686INSTALL_DTRACE_SCRIPTS_DIR = /usr/lib/dtrace
39037602 687INSTALL_DTRACE_LIBEXEC_DIR = /usr/libexec/dtrace
39236c6e
A
688
689#
690# Overrides for XBS build aliases
691#
692ifeq ($(RC_ProjectName),xnu_debug)
693INSTALL_KERNEL_DIR := $(DEVELOPER_EXTRAS_DIR)
fe8ab488
A
694INSTALL_KERNEL_SYM_DIR := $(DEVELOPER_EXTRAS_DIR)
695INSTALL_KERNEL_SYM_TO_KDK = 1
39236c6e 696INSTALL_XNU_DEBUG_FILES = 1
5ba3f43e
A
697else ifeq ($(RC_ProjectName),xnu_kasan)
698ifeq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
699# MacOS
700INSTALL_KERNEL_DIR := $(DEVELOPER_EXTRAS_DIR)
701INSTALL_KERNEL_SYM_DIR := $(DEVELOPER_EXTRAS_DIR)
702endif
703INSTALL_KERNEL_SYM_TO_KDK = 1
704INSTALL_KASAN_ONLY = 1
3e170ce0 705else ifneq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
39236c6e
A
706INSTALL_KERNEL_SYM_TO_KDK = 1
707USE_BINARY_PLIST = 1
3e170ce0 708else ifneq ($(filter $(SUPPORTED_SIMULATOR_PLATFORMS),$(PLATFORM)),)
39236c6e 709USE_BINARY_PLIST = 1
fe8ab488
A
710else ifeq ($(PLATFORM),MacOSX)
711INSTALL_KERNEL_DIR := $(SYSTEM_LIBRARY_KERNELS_DIR)
712INSTALL_KERNEL_SYM_DIR := $(SYSTEM_LIBRARY_KERNELS_DIR)
713INSTALL_KERNEL_SYM_TO_KDK = $(if $(filter YES,$(DWARF_DSYM_FILE_SHOULD_ACCOMPANY_PRODUCT)),1,0)
39236c6e 714endif
1c79356b 715
2d21ac55 716# vim: set ft=make: