[apple/xnu.git] / makedefs / MakeInc.def

# -*- mode: makefile;-*-
#
# Copyright (C) 1999-2014 Apple Inc. All rights reserved.
#
# MakeInc.def contains global definitions for building,
# linking, and installing files.
#

#
# Architecture Configuration options
#
SUPPORTED_ARCH_CONFIGS := X86_64 X86_64H

#
# Kernel Configuration options  
#
SUPPORTED_KERNEL_CONFIGS = RELEASE DEVELOPMENT DEBUG PROFILE

#
# Machine Configuration options  
#

SUPPORTED_X86_64_MACHINE_CONFIGS = NONE
SUPPORTED_X86_64H_MACHINE_CONFIGS = NONE


#
# Setup up *_LC variables during recursive invocations
#

ifndef CURRENT_ARCH_CONFIG_LC
	export CURRENT_ARCH_CONFIG_LC 	:= $(shell printf "%s" "$(CURRENT_ARCH_CONFIG)" | $(TR) A-Z a-z)
endif

ifndef CURRENT_KERNEL_CONFIG_LC
	export CURRENT_KERNEL_CONFIG_LC := $(shell printf "%s" "$(CURRENT_KERNEL_CONFIG)" | $(TR) A-Z a-z)
endif

ifndef CURRENT_MACHINE_CONFIG_LC
	export CURRENT_MACHINE_CONFIG_LC := $(shell printf "%s" "$(CURRENT_MACHINE_CONFIG)" | $(TR) A-Z a-z)
endif


#
# Component List
#
COMPONENT_LIST 	= osfmk bsd libkern iokit pexpert libsa security
COMPONENT 	= $(if $(word 2,$(subst /, ,$(RELATIVE_SOURCE_PATH))),$(word 2,$(subst /, ,$(RELATIVE_SOURCE_PATH))),$(firstword $(subst /, ,$(RELATIVE_SOURCE_PATH))))
COMPONENT_IMPORT_LIST = $(filter-out $(COMPONENT),$(COMPONENT_LIST)) 


#
# Deployment target flag
#
ifeq ($(PLATFORM),MacOSX)
    DEPLOYMENT_TARGET_FLAGS = -mmacosx-version-min=$(SDKVERSION)
else ifeq ($(PLATFORM),WatchOS)
    DEPLOYMENT_TARGET_FLAGS = -mwatchos-version-min=$(SDKVERSION)
else ifeq ($(PLATFORM),tvOS)
    DEPLOYMENT_TARGET_FLAGS = -mtvos-version-min=$(SDKVERSION)
else ifeq ($(PLATFORM),AppleTVOS)
    DEPLOYMENT_TARGET_FLAGS = -mtvos-version-min=$(SDKVERSION)
else ifneq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
    DEPLOYMENT_TARGET_FLAGS = -miphoneos-version-min=$(SDKVERSION)
else ifneq ($(filter $(SUPPORTED_SIMULATOR_PLATFORMS),$(PLATFORM)),)
    DEPLOYMENT_TARGET_FLAGS =
else
    DEPLOYMENT_TARGET_FLAGS =
endif

DEPLOYMENT_TARGET_DEFINES = -DPLATFORM_$(PLATFORM)


#
# Standard defines list
#
DEFINES = -DAPPLE -DKERNEL -DKERNEL_PRIVATE -DXNU_KERNEL_PRIVATE \
	-DPRIVATE -D__MACHO__=1 -Dvolatile=__volatile $(CONFIG_DEFINES) \
	$(SEED_DEFINES)

#
# Compiler command
#
KCC  = $(CC)
KC++ = $(CXX)

GENASSYM_KCC = $(CC)

#
# Compiler warning flags
#

CWARNFLAGS_STD = \
	-Wall -Werror -Wno-format-y2k -Wextra -Wstrict-prototypes \
	-Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual \
	-Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wchar-subscripts \
	-Winline -Wnested-externs -Wredundant-decls -Wextra-tokens \
	-Wunreachable-code

# Can be overridden in Makefile.template or Makefile.$arch
export CWARNFLAGS ?= $(CWARNFLAGS_STD)

define add_perfile_cflags
$(1)_CWARNFLAGS_ADD += $2
endef

CXXWARNFLAGS_STD = \
	-Wall -Werror -Wno-format-y2k -Wextra -Wpointer-arith -Wreturn-type \
	-Wcast-qual -Wwrite-strings -Wswitch -Wcast-align -Wchar-subscripts \
	-Wredundant-decls -Wextra-tokens \
	-Wunreachable-code

# overloaded-virtual warnings are non-fatal (9000888)
CXXWARNFLAGS_STD += -Wno-error=overloaded-virtual

# Can be overridden in Makefile.template or Makefile.$arch
export CXXWARNFLAGS ?= $(CXXWARNFLAGS_STD)

define add_perfile_cxxflags
$(1)_CXXWARNFLAGS_ADD += $2
endef

#
# Default ARCH_FLAGS, for use with compiler/linker/assembler/mig drivers

ARCH_FLAGS_X86_64	  = -arch x86_64
ARCH_FLAGS_X86_64H	  = -arch x86_64h


#
# Default CFLAGS
#
ifdef RC_CFLAGS
OTHER_CFLAGS	= $(subst $(addprefix -arch ,$(RC_ARCHS)),,$(RC_CFLAGS))
endif

#
# Debug info
#
DSYMINFODIR	= Contents
DSYMKGMACROSDIR	= Contents/Resources
DSYMLLDBMACROSDIR = Contents/Resources/Python
DSYMDWARFDIR	= Contents/Resources/DWARF

DEBUG_CFLAGS := -gdwarf-2
BUILD_DSYM := 1

#
# We must not use -fno-keep-inline-functions, or it will remove the dtrace
# probes from the kernel.
#
CFLAGS_GEN = $(DEBUG_CFLAGS) -nostdinc \
	-fno-builtin -fno-common \
	-fsigned-bitfields $(OTHER_CFLAGS)

CFLAGS_RELEASE 	= 
CFLAGS_DEVELOPMENT 	=
CFLAGS_DEBUG 	= 
CFLAGS_PROFILE 	=  -pg

CFLAGS_X86_64	= -Dx86_64 -DX86_64 -D__X86_64__ -DLP64 \
				-DPAGE_SIZE_FIXED -mkernel -msoft-float 

CFLAGS_X86_64H = $(CFLAGS_X86_64)


CFLAGS_RELEASEX86_64 = -O2
CFLAGS_DEVELOPMENTX86_64 = -O2
# No space optimization for the DEBUG kernel for the benefit of gdb:
CFLAGS_DEBUGX86_64 = -O0
CFLAGS_PROFILEX86_64 = -O2

CFLAGS_RELEASEX86_64H = -O2
CFLAGS_DEVELOPMENTX86_64H = -O2
# No space optimization for the DEBUG kernel for the benefit of gdb:
CFLAGS_DEBUGX86_64H = -O0
CFLAGS_PROFILEX86_64H = -O2

CFLAGS_RELEASEARM = -O2
CFLAGS_DEVELOPMENTARM = -O2
CFLAGS_DEBUGARM = -O0
CFLAGS_PROFILEARM = -O2


CFLAGS 	= $(CFLAGS_GEN) \
		  $($(addsuffix $(CURRENT_MACHINE_CONFIG),MACHINE_FLAGS_$(CURRENT_ARCH_CONFIG)_)) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) \
		  $($(addsuffix $(CURRENT_KERNEL_CONFIG),CFLAGS_)) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG), $(addsuffix $(CURRENT_KERNEL_CONFIG),CFLAGS_))) \
		  $(DEPLOYMENT_TARGET_FLAGS) \
		  $(DEPLOYMENT_TARGET_DEFINES) \
		  $(DEFINES)

#
# Default C++ flags
#

OTHER_CXXFLAGS	=

CXXFLAGS_GEN  = -fapple-kext $(OTHER_CXXFLAGS)

# For the moment, do not use gnu++11
#CXXFLAGS_ARM = -std=gnu++11


CXXFLAGS      = $(CXXFLAGS_GEN) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG),CXXFLAGS_)) \
		  $($(addsuffix $(CURRENT_KERNEL_CONFIG),CXXFLAGS_))


#
# Assembler command
#
AS	= $(CC)
S_KCC	= $(CC)

#
# Default SFLAGS
#
SFLAGS_GEN = -D__ASSEMBLER__ -DASSEMBLER $(OTHER_CFLAGS)

SFLAGS_RELEASE 	= 
SFLAGS_DEVELOPMENT 	= 
SFLAGS_DEBUG 	= 
SFLAGS_PROFILE 	= 

SFLAGS_X86_64 	= $(CFLAGS_X86_64)
SFLAGS_X86_64H 	= $(CFLAGS_X86_64H)

SFLAGS 	= $(SFLAGS_GEN) \
		  $($(addsuffix $(CURRENT_MACHINE_CONFIG),MACHINE_FLAGS_$(CURRENT_ARCH_CONFIG)_)) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG),SFLAGS_)) \
		  $($(addsuffix $(CURRENT_KERNEL_CONFIG),SFLAGS_)) \
		  $(DEPLOYMENT_TARGET_FLAGS) \
		  $(DEPLOYMENT_TARGET_DEFINES) \
		  $(DEFINES)

#
# Linker command
#
LD	= $(KC++) -nostdlib

#
# Default LDFLAGS
#
# Availability of DWARF allows DTrace CTF (compressed type format) to be constructed.
# ctf_insert creates the CTF section.  It needs reserved padding in the
# headers for the load command segment and the CTF section structures.
#
LDFLAGS_KERNEL_GEN = \
	-nostdlib \
	-fapple-kext \
	-Wl,-e,__start \
	-Wl,-sectalign,__TEXT,__text,0x1000 \
	-Wl,-sectalign,__DATA,__common,0x1000 \
	-Wl,-sectalign,__DATA,__bss,0x1000 \
	-Wl,-sectcreate,__PRELINK_TEXT,__text,/dev/null \
	-Wl,-sectcreate,__PRELINK_STATE,__kernel,/dev/null \
        -Wl,-sectcreate,__PRELINK_STATE,__kexts,/dev/null \
	-Wl,-sectcreate,__PRELINK_INFO,__info,/dev/null \
	-Wl,-new_linker \
	-Wl,-pagezero_size,0x0 \
	-Wl,-version_load_command \
	-Wl,-function_starts \
	-Wl,-headerpad,152

LDFLAGS_KERNEL_RELEASE 	=
LDFLAGS_KERNEL_DEVELOPMENT 	=
LDFLAGS_KERNEL_DEBUG 	= 
LDFLAGS_KERNEL_PROFILE 	= 

# KASLR static slide config:
ifndef SLIDE
SLIDE=0x00
endif
KERNEL_MIN_ADDRESS      = 0xffffff8000000000
KERNEL_BASE_OFFSET      = 0x100000
KERNEL_STATIC_SLIDE     = $(shell printf "0x%016x" \
			  $$[ $(SLIDE) << 21 ])
KERNEL_STATIC_BASE      = $(shell printf "0x%016x" \
			  $$[ $(KERNEL_MIN_ADDRESS) + $(KERNEL_BASE_OFFSET) ])
KERNEL_HIB_SECTION_BASE = $(shell printf "0x%016x" \
			  $$[ $(KERNEL_STATIC_BASE) + $(KERNEL_STATIC_SLIDE) ])
KERNEL_TEXT_BASE        = $(shell printf "0x%016x" \
			  $$[ $(KERNEL_HIB_SECTION_BASE) + 0x100000 ])

LDFLAGS_KERNEL_RELEASEX86_64 = \
	-Wl,-pie \
	-Wl,-segaddr,__HIB,$(KERNEL_HIB_SECTION_BASE) \
	-Wl,-image_base,$(KERNEL_TEXT_BASE) \
	-Wl,-seg_page_size,__TEXT,0x200000 \
	-Wl,-sectalign,__DATA,__const,0x1000 \
	-Wl,-sectalign,__DATA,__sysctl_set,0x1000 \
	-Wl,-sectalign,__HIB,__bootPT,0x1000 \
	-Wl,-sectalign,__HIB,__desc,0x1000 \
	-Wl,-sectalign,__HIB,__data,0x1000 \
	-Wl,-sectalign,__HIB,__text,0x1000 \
	-Wl,-sectalign,__HIB,__const,0x1000 \
	-Wl,-sectalign,__HIB,__bss,0x1000 \
	-Wl,-sectalign,__HIB,__common,0x1000 \
	-Wl,-sectalign,__HIB,__llvm_prf_cnts,0x1000 \
	-Wl,-sectalign,__HIB,__llvm_prf_names,0x1000 \
	-Wl,-sectalign,__HIB,__llvm_prf_data,0x1000 \
	-Wl,-sectalign,__HIB,__textcoal_nt,0x1000 \
	$(LDFLAGS_NOSTRIP_FLAG)

# Define KERNEL_BASE_OFFSET so known at compile time:
CFLAGS_X86_64 += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)
CFLAGS_X86_64H += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)

LDFLAGS_KERNEL_DEBUGX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
LDFLAGS_KERNEL_DEVELOPMENTX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
LDFLAGS_KERNEL_PROFILEX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)

LDFLAGS_KERNEL_RELEASEX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64)
LDFLAGS_KERNEL_DEBUGX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
LDFLAGS_KERNEL_DEVELOPMENTX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
LDFLAGS_KERNEL_PROFILEX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)


LDFLAGS_KERNEL	= $(LDFLAGS_KERNEL_GEN) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG),LDFLAGS_KERNEL_)) \
		  $($(addsuffix $(CURRENT_KERNEL_CONFIG),LDFLAGS_KERNEL_)) \
		  $($(addsuffix $(CURRENT_ARCH_CONFIG), $(addsuffix $(CURRENT_KERNEL_CONFIG),LDFLAGS_KERNEL_))) \
		  $(DEPLOYMENT_TARGET_FLAGS)

#
# Default runtime libraries to be linked with the kernel
#
LD_KERNEL_LIBS	= -lcc_kext

#
# DTrace support
#
ifeq ($(CURRENT_KERNEL_CONFIG),RELEASE)
ifneq ($(filter ARM%,$(CURRENT_ARCH_CONFIG)),)
DO_CTFCONVERT = 0
DO_CTFMERGE   = 0
DO_CTFMACHO   = 0
else
DO_CTFCONVERT = $(SUPPORTS_CTFCONVERT)
DO_CTFMERGE   = 1
DO_CTFMACHO   = $(NEEDS_CTF_MACHOS)
endif
else
DO_CTFCONVERT = $(SUPPORTS_CTFCONVERT)
DO_CTFMERGE   = 1
DO_CTFMACHO   = $(NEEDS_CTF_MACHOS)
endif

#
# Default INCFLAGS
#
INCFLAGS_IMPORT 	= $(patsubst %, -I$(OBJROOT)/EXPORT_HDRS/%, $(COMPONENT_IMPORT_LIST))
INCFLAGS_EXTERN 	= -I$(SRCROOT)/EXTERNAL_HEADERS
INCFLAGS_GEN	= -I$(SRCROOT)/$(COMPONENT) -I$(OBJROOT)/EXPORT_HDRS/$(COMPONENT)
INCFLAGS_LOCAL	= -I.

INCFLAGS 	= $(INCFLAGS_LOCAL) $(INCFLAGS_GEN) $(INCFLAGS_IMPORT) $(INCFLAGS_EXTERN) $(INCFLAGS_MAKEFILE)

#
# Default MIGFLAGS
#
MIGFLAGS	= $(DEFINES) $(INCFLAGS) -novouchers $($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
		$(DEPLOYMENT_TARGET_FLAGS)


# Support for LLVM Profile Guided Optimization (PGO)

ifeq ($(BUILD_PROFILE),1)
CFLAGS_GEN += -fprofile-instr-generate -DPROFILE
CXXFLAGS_GEN += -fprofile-instr-generate -DPROFILE
endif

ifdef USE_PROFILE
CFLAGS_GEN += -fprofile-instr-use=$(USE_PROFILE)
CXXFLAGS_GEN += -fprofile-instr-use=$(USE_PROFILE)
LDFLAGS_KERNEL_GEN += -fprofile-instr-use=$(USE_PROFILE)

CFLAGS_GEN += -Wno-error=profile-instr-out-of-date
endif

#
# Support for LLVM Link Time Optimization (LTO)
#
# LTO can be explicitly enabled or disabled with BUILD_LTO=1|0
# and defaults to enabled except for DEBUG kernels
#
# CFLAGS_NOLTO_FLAG is needed on a per-file basis (for files
# that deal poorly with LTO, or files that must be machine
# code *.o files for xnu to build (i.e, setsegname runs on
# them).
#
# LDFLAGS_NOSTRIP_FLAG is used to support configurations that
# do not utilize an export list.  For these configs to build,
# we need to prevent the LTO logic from dead stripping them.

LTO_ENABLED_RELEASE = 1
LTO_ENABLED_DEVELOPMENT = 1
LTO_ENABLED_DEBUG = 0

ifneq ($(BUILD_LTO),)
USE_LTO = $(BUILD_LTO)
else
USE_LTO = $(LTO_ENABLED_$(CURRENT_KERNEL_CONFIG))
endif

SUPPORTS_CTFCONVERT	= 0
ifeq ($(USE_LTO),1)
CFLAGS_GEN	+= -flto
CXXFLAGS_GEN	+= -flto
LDFLAGS_KERNEL_GEN	+= -Wl,-mllvm,-inline-threshold=125 -Wl,-object_path_lto,$(TARGET)/lto.o # -Wl,-mllvm -Wl,-disable-fp-elim 
LDFLAGS_NOSTRIP_FLAG = -rdynamic
CFLAGS_NOLTO_FLAG = -fno-lto
NEEDS_CTF_MACHOS	= 1
else
LDFLAGS_NOSTRIP_FLAG =
CFLAGS_NOLTO_FLAG =
ifneq ($(CTFCONVERT),)
SUPPORTS_CTFCONVERT	= 1
endif
NEEDS_CTF_MACHOS	= 0
endif

ifeq ($(BUILD_JSON_COMPILATION_DATABASE),1)
BUILD_DSYM	:= 0
DO_CTFCONVERT	:= 0
DO_CTFMERGE	:= 0
DO_CTFMACHO	:= 0
KCC		= $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CC)
KC++		= $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CXX)
S_KCC		= $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CC)
STRIP		= true
endif

#
# Default VPATH
#
export VPATH = .:$(SOURCE)

#
# Macros that control installation of kernel and its header files
#
# install flags for header files
# 
INSTALL_FLAGS = -c -S -m 0444
DATA_INSTALL_FLAGS = -c -S -m 0644
EXEC_INSTALL_FLAGS = -c -S -m 0755

#
# Header file destinations
#
FRAMEDIR = /System/Library/Frameworks

SINCVERS = B
SINCFRAME = $(FRAMEDIR)/System.framework
SINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Headers
SPINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/PrivateHeaders
SRESDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Resources

ifndef INCDIR
    INCDIR = /usr/include
endif
ifndef LCLDIR
    LCLDIR = $(SPINCDIR)
endif

KINCVERS = A
KINCFRAME = $(FRAMEDIR)/Kernel.framework
KINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Headers
KPINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/PrivateHeaders
KRESDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Resources

XNU_PRIVATE_UNIFDEF = -UMACH_KERNEL_PRIVATE -UBSD_KERNEL_PRIVATE -UIOKIT_KERNEL_PRIVATE -ULIBKERN_KERNEL_PRIVATE -ULIBSA_KERNEL_PRIVATE -UPEXPERT_KERNEL_PRIVATE -UXNU_KERNEL_PRIVATE


PLATFORM_UNIFDEF = $(foreach x,$(SUPPORTED_PLATFORMS),$(if $(filter $(PLATFORM),$(x)),-DPLATFORM_$(x) $(foreach token,$(PLATFORM_UNIFDEF_BLACKLIST_TOKENS_$(x)),-U$(token)),-UPLATFORM_$(x)))

SPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UKERNEL -DPRIVATE -U_OPEN_SOURCE_ -U__OPEN_SOURCE__
SINCFRAME_UNIFDEF  = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UKERNEL -UPRIVATE -D_OPEN_SOURCE_ -D__OPEN_SOURCE__
KPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -DKERNEL_PRIVATE -DPRIVATE -DKERNEL -U_OPEN_SOURCE_ -U__OPEN_SOURCE__
KINCFRAME_UNIFDEF  = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UPRIVATE -DKERNEL -D_OPEN_SOURCE_ -D__OPEN_SOURCE__

#
# Compononent Header file destinations
#
EXPDIR = EXPORT_HDRS/$(COMPONENT)

#
# Strip Flags
#
STRIP_FLAGS_RELEASE	= -S -x 
STRIP_FLAGS_DEVELOPMENT	= -S 
STRIP_FLAGS_DEBUG	= -S 
STRIP_FLAGS_PROFILE	= -S -x

STRIP_FLAGS 	= $($(addsuffix $(CURRENT_KERNEL_CONFIG),STRIP_FLAGS_)) 

#
# dsymutil flags
#
DSYMUTIL_FLAGS_GEN	= --minimize

DSYMUTIL_FLAGS_X86_64	= --arch=x86_64
DSYMUTIL_FLAGS_X86_64H	= --arch=x86_64h

DSYMUTIL_FLAGS = $(DSYMUTIL_FLAGS_GEN) \
	$($(addsuffix $(CURRENT_ARCH_CONFIG),DSYMUTIL_FLAGS_))

#
# Man Page destination
#
MANDIR = /usr/share/man

#
# DEBUG alias location
#
DEVELOPER_EXTRAS_DIR = /AppleInternal/CoreOS/xnu_debug

#
# mach_kernel install location
#
INSTALL_KERNEL_DIR = /

#
# new OS X install location
#
SYSTEM_LIBRARY_KERNELS_DIR = /System/Library/Kernels

#
# File names in DSTROOT
#

ifeq ($(PLATFORM),MacOSX)
KERNEL_FILE_NAME_PREFIX = kernel
else
KERNEL_FILE_NAME_PREFIX = mach
endif

ifeq ($(CURRENT_MACHINE_CONFIG),NONE)
ifeq ($(CURRENT_KERNEL_CONFIG),RELEASE)
KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX)
KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX).py
else
KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC)
KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX).py
endif
else
KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC).$(CURRENT_MACHINE_CONFIG_LC)
KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX)_$(CURRENT_KERNEL_CONFIG_LC).py
endif

#
# System.kext pseudo-kext install location
#
INSTALL_EXTENSIONS_DIR = /System/Library/Extensions

#
# KDK location
#
INSTALL_KERNEL_SYM_DIR = /System/Library/Extensions/KDK

#
# Misc. Etc.
#
INSTALL_SHARE_MISC_DIR = /usr/share/misc
INSTALL_DTRACE_SCRIPTS_DIR = /usr/lib/dtrace

#
# Overrides for XBS build aliases
#
ifeq ($(RC_ProjectName),xnu_debug)
INSTALL_KERNEL_DIR := $(DEVELOPER_EXTRAS_DIR)
INSTALL_KERNEL_SYM_DIR := $(DEVELOPER_EXTRAS_DIR)
INSTALL_KERNEL_SYM_TO_KDK = 1
INSTALL_XNU_DEBUG_FILES = 1
else ifneq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
INSTALL_KERNEL_SYM_TO_KDK = 1
USE_BINARY_PLIST = 1
else ifneq ($(filter $(SUPPORTED_SIMULATOR_PLATFORMS),$(PLATFORM)),)
USE_BINARY_PLIST = 1
else ifeq ($(PLATFORM),MacOSX)
INSTALL_KERNEL_DIR := $(SYSTEM_LIBRARY_KERNELS_DIR)
INSTALL_KERNEL_SYM_DIR := $(SYSTEM_LIBRARY_KERNELS_DIR)
INSTALL_KERNEL_SYM_TO_KDK = $(if $(filter YES,$(DWARF_DSYM_FILE_SHOULD_ACCOMPANY_PRODUCT)),1,0)
endif

# vim: set ft=make:
Commit	Line	Data
39236c6e	1	# -- mode: makefile;--
1c79356b	2	#
3e170ce0	3	# Copyright (C) 1999-2014 Apple Inc. All rights reserved.
1c79356b	4	#
39236c6e A	5	# MakeInc.def contains global definitions for building,
39236c6e A	6	# linking, and installing files.
1c79356b	7	#
1c79356b	8
6d2010ae	9	#
39236c6e	10	# Architecture Configuration options
6d2010ae	11	#
fe8ab488	12	SUPPORTED_ARCH_CONFIGS := X86_64 X86_64H
6d2010ae	13
2d21ac55	14	#
1c79356b A	15	# Kernel Configuration options
1c79356b A	16	#
39236c6e	17	SUPPORTED_KERNEL_CONFIGS = RELEASE DEVELOPMENT DEBUG PROFILE
2d21ac55	18
316670eb A	19	#
	20	# Machine Configuration options
	21	#
39236c6e A	22
39236c6e A	23	SUPPORTED_X86_64_MACHINE_CONFIGS = NONE
fe8ab488	24	SUPPORTED_X86_64H_MACHINE_CONFIGS = NONE
6d2010ae	25
6d2010ae	26
2d21ac55	27
6d2010ae	28	#
39236c6e	29	# Setup up *_LC variables during recursive invocations
6d2010ae	30	#
6d2010ae	31
39236c6e A	32	ifndef CURRENT_ARCH_CONFIG_LC
39236c6e A	33	export CURRENT_ARCH_CONFIG_LC := $(shell printf "%s" "$(CURRENT_ARCH_CONFIG)" \| $(TR) A-Z a-z)
6d2010ae A	34	endif
6d2010ae A	35
39236c6e A	36	ifndef CURRENT_KERNEL_CONFIG_LC
39236c6e A	37	export CURRENT_KERNEL_CONFIG_LC := $(shell printf "%s" "$(CURRENT_KERNEL_CONFIG)" \| $(TR) A-Z a-z)
316670eb	38	endif
6d2010ae	39
39236c6e A	40	ifndef CURRENT_MACHINE_CONFIG_LC
39236c6e A	41	export CURRENT_MACHINE_CONFIG_LC := $(shell printf "%s" "$(CURRENT_MACHINE_CONFIG)" \| $(TR) A-Z a-z)
6d2010ae A	42	endif
6d2010ae A	43
39236c6e	44
2d21ac55	45	#
39236c6e	46	# Component List
2d21ac55	47	#
39236c6e A	48	COMPONENT_LIST = osfmk bsd libkern iokit pexpert libsa security
	49	COMPONENT = $(if $(word 2,$(subst /, ,$(RELATIVE_SOURCE_PATH))),$(word 2,$(subst /, ,$(RELATIVE_SOURCE_PATH))),$(firstword $(subst /, ,$(RELATIVE_SOURCE_PATH))))
	50	COMPONENT_IMPORT_LIST = $(filter-out $(COMPONENT),$(COMPONENT_LIST))
1c79356b	51
1c79356b	52
316670eb A	53	#
	54	# Deployment target flag
	55	#
316670eb	56	ifeq ($(PLATFORM),MacOSX)
39236c6e	57	DEPLOYMENT_TARGET_FLAGS = -mmacosx-version-min=$(SDKVERSION)
3e170ce0 A	58	else ifeq ($(PLATFORM),WatchOS)
	59	DEPLOYMENT_TARGET_FLAGS = -mwatchos-version-min=$(SDKVERSION)
	60	else ifeq ($(PLATFORM),tvOS)
	61	DEPLOYMENT_TARGET_FLAGS = -mtvos-version-min=$(SDKVERSION)
	62	else ifeq ($(PLATFORM),AppleTVOS)
	63	DEPLOYMENT_TARGET_FLAGS = -mtvos-version-min=$(SDKVERSION)
	64	else ifneq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
39236c6e	65	DEPLOYMENT_TARGET_FLAGS = -miphoneos-version-min=$(SDKVERSION)
3e170ce0	66	else ifneq ($(filter $(SUPPORTED_SIMULATOR_PLATFORMS),$(PLATFORM)),)
39236c6e	67	DEPLOYMENT_TARGET_FLAGS =
316670eb	68	else
39236c6e	69	DEPLOYMENT_TARGET_FLAGS =
316670eb A	70	endif
316670eb A	71
3e170ce0 A	72	DEPLOYMENT_TARGET_DEFINES = -DPLATFORM_$(PLATFORM)
3e170ce0 A	73
39236c6e	74
1c79356b A	75	#
	76	# Standard defines list
	77	#
39236c6e	78	DEFINES = -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	85	KCC = $(CC)
39236c6e A	86	KC++ = $(CXX)
9bccf70c	87
3e170ce0 A	88	GENASSYM_KCC = $(CC)
3e170ce0 A	89
91447636 A	90	#
	91	# Compiler warning flags
	92	#
	93
	94	CWARNFLAGS_STD = \
6d2010ae A	95	-Wall -Werror -Wno-format-y2k -Wextra -Wstrict-prototypes \
	96	-Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual \
	97	-Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wchar-subscripts \
fe8ab488 A	98	-Winline -Wnested-externs -Wredundant-decls -Wextra-tokens \
fe8ab488 A	99	-Wunreachable-code
6d2010ae	100
6d2010ae	101	# Can be overridden in Makefile.template or Makefile.$arch
91447636 A	102	export CWARNFLAGS ?= $(CWARNFLAGS_STD)
91447636 A	103
6d2010ae A	104	define add_perfile_cflags
	105	$(1)_CWARNFLAGS_ADD += $2
	106	endef
	107
91447636	108	CXXWARNFLAGS_STD = \
6d2010ae A	109	-Wall -Werror -Wno-format-y2k -Wextra -Wpointer-arith -Wreturn-type \
6d2010ae A	110	-Wcast-qual -Wwrite-strings -Wswitch -Wcast-align -Wchar-subscripts \
fe8ab488 A	111	-Wredundant-decls -Wextra-tokens \
fe8ab488 A	112	-Wunreachable-code
6d2010ae	113
39236c6e A	114	# overloaded-virtual warnings are non-fatal (9000888)
39236c6e A	115	CXXWARNFLAGS_STD += -Wno-error=overloaded-virtual
91447636	116
6d2010ae	117	# Can be overridden in Makefile.template or Makefile.$arch
91447636 A	118	export CXXWARNFLAGS ?= $(CXXWARNFLAGS_STD)
91447636 A	119
6d2010ae A	120	define add_perfile_cxxflags
	121	$(1)_CXXWARNFLAGS_ADD += $2
	122	endef
9bccf70c	123
2d21ac55 A	124	#
	125	# Default ARCH_FLAGS, for use with compiler/linker/assembler/mig drivers
	126
b0d623f7	127	ARCH_FLAGS_X86_64 = -arch x86_64
fe8ab488	128	ARCH_FLAGS_X86_64H = -arch x86_64h
c910b4d9	129
2d21ac55	130
1c79356b A	131	#
	132	# Default CFLAGS
	133	#
	134	ifdef RC_CFLAGS
39236c6e	135	OTHER_CFLAGS = $(subst $(addprefix -arch ,$(RC_ARCHS)),,$(RC_CFLAGS))
1c79356b A	136	endif
1c79356b A	137
39236c6e A	138	#
	139	# Debug info
	140	#
39236c6e A	141	DSYMINFODIR = Contents
	142	DSYMKGMACROSDIR = Contents/Resources
	143	DSYMLLDBMACROSDIR = Contents/Resources/Python
	144	DSYMDWARFDIR = Contents/Resources/DWARF
	145
	146	DEBUG_CFLAGS := -gdwarf-2
	147	BUILD_DSYM := 1
2d21ac55 A	148
	149	#
	150	# We must not use -fno-keep-inline-functions, or it will remove the dtrace
	151	# probes from the kernel.
	152	#
39236c6e	153	CFLAGS_GEN = $(DEBUG_CFLAGS) -nostdinc \
3e170ce0	154	-fno-builtin -fno-common \
316670eb	155	-fsigned-bitfields $(OTHER_CFLAGS)
1c79356b	156
39236c6e A	157	CFLAGS_RELEASE =
	158	CFLAGS_DEVELOPMENT =
	159	CFLAGS_DEBUG =
	160	CFLAGS_PROFILE = -pg
1c79356b	161
39236c6e	162	CFLAGS_X86_64 = -Dx86_64 -DX86_64 -D__X86_64__ -DLP64 \
fe8ab488 A	163	-DPAGE_SIZE_FIXED -mkernel -msoft-float
	164
	165	CFLAGS_X86_64H = $(CFLAGS_X86_64)
316670eb	166
2d21ac55	167
39236c6e A	168	CFLAGS_RELEASEX86_64 = -O2
39236c6e A	169	CFLAGS_DEVELOPMENTX86_64 = -O2
b0d623f7	170	# No space optimization for the DEBUG kernel for the benefit of gdb:
39236c6e A	171	CFLAGS_DEBUGX86_64 = -O0
	172	CFLAGS_PROFILEX86_64 = -O2
	173
fe8ab488 A	174	CFLAGS_RELEASEX86_64H = -O2
	175	CFLAGS_DEVELOPMENTX86_64H = -O2
	176	# No space optimization for the DEBUG kernel for the benefit of gdb:
	177	CFLAGS_DEBUGX86_64H = -O0
	178	CFLAGS_PROFILEX86_64H = -O2
	179
39236c6e A	180	CFLAGS_RELEASEARM = -O2
	181	CFLAGS_DEVELOPMENTARM = -O2
	182	CFLAGS_DEBUGARM = -O0
	183	CFLAGS_PROFILEARM = -O2
	184
fe8ab488	185
39236c6e A	186	CFLAGS = $(CFLAGS_GEN) \
	187	$($(addsuffix $(CURRENT_MACHINE_CONFIG),MACHINE_FLAGS_$(CURRENT_ARCH_CONFIG)_)) \
	188	$($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
	189	$($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) \
	190	$($(addsuffix $(CURRENT_KERNEL_CONFIG),CFLAGS_)) \
	191	$($(addsuffix $(CURRENT_ARCH_CONFIG), $(addsuffix $(CURRENT_KERNEL_CONFIG),CFLAGS_))) \
316670eb	192	$(DEPLOYMENT_TARGET_FLAGS) \
3e170ce0	193	$(DEPLOYMENT_TARGET_DEFINES) \
1c79356b A	194	$(DEFINES)
1c79356b A	195
6d2010ae	196	#
55e303ae	197	# Default C++ flags
1c79356b	198	#
6d2010ae A	199
6d2010ae A	200	OTHER_CXXFLAGS =
316670eb A	201
316670eb A	202	CXXFLAGS_GEN = -fapple-kext $(OTHER_CXXFLAGS)
1c79356b	203
39236c6e A	204	# For the moment, do not use gnu++11
	205	#CXXFLAGS_ARM = -std=gnu++11
	206
fe8ab488	207
55e303ae	208	CXXFLAGS = $(CXXFLAGS_GEN) \
39236c6e A	209	$($(addsuffix $(CURRENT_ARCH_CONFIG),CXXFLAGS_)) \
	210	$($(addsuffix $(CURRENT_KERNEL_CONFIG),CXXFLAGS_))
	211
1c79356b A	212
	213	#
	214	# Assembler command
	215	#
0c530ab8 A	216	AS = $(CC)
0c530ab8 A	217	S_KCC = $(CC)
1c79356b A	218
	219	#
	220	# Default SFLAGS
	221	#
fe8ab488	222	SFLAGS_GEN = -D__ASSEMBLER__ -DASSEMBLER $(OTHER_CFLAGS)
1c79356b	223
39236c6e A	224	SFLAGS_RELEASE =
	225	SFLAGS_DEVELOPMENT =
	226	SFLAGS_DEBUG =
	227	SFLAGS_PROFILE =
1c79356b	228
39236c6e	229	SFLAGS_X86_64 = $(CFLAGS_X86_64)
fe8ab488	230	SFLAGS_X86_64H = $(CFLAGS_X86_64H)
1c79356b	231
39236c6e A	232	SFLAGS = $(SFLAGS_GEN) \
	233	$($(addsuffix $(CURRENT_MACHINE_CONFIG),MACHINE_FLAGS_$(CURRENT_ARCH_CONFIG)_)) \
	234	$($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
	235	$($(addsuffix $(CURRENT_ARCH_CONFIG),SFLAGS_)) \
	236	$($(addsuffix $(CURRENT_KERNEL_CONFIG),SFLAGS_)) \
316670eb	237	$(DEPLOYMENT_TARGET_FLAGS) \
3e170ce0	238	$(DEPLOYMENT_TARGET_DEFINES) \
1c79356b A	239	$(DEFINES)
	240
	241	#
	242	# Linker command
	243	#
0c530ab8	244	LD = $(KC++) -nostdlib
1c79356b A	245
	246	#
	247	# Default LDFLAGS
	248	#
39236c6e A	249	# Availability of DWARF allows DTrace CTF (compressed type format) to be constructed.
	250	# ctf_insert creates the CTF section. It needs reserved padding in the
	251	# headers for the load command segment and the CTF section structures.
	252	#
	253	LDFLAGS_KERNEL_GEN = \
6d2010ae	254	-nostdlib \
0c530ab8	255	-fapple-kext \
0c530ab8	256	-Wl,-e,__start \
0c530ab8 A	257	-Wl,-sectalign,__TEXT,__text,0x1000 \
	258	-Wl,-sectalign,__DATA,__common,0x1000 \
	259	-Wl,-sectalign,__DATA,__bss,0x1000 \
b0d623f7 A	260	-Wl,-sectcreate,__PRELINK_TEXT,__text,/dev/null \
	261	-Wl,-sectcreate,__PRELINK_STATE,__kernel,/dev/null \
	262	-Wl,-sectcreate,__PRELINK_STATE,__kexts,/dev/null \
316670eb A	263	-Wl,-sectcreate,__PRELINK_INFO,__info,/dev/null \
	264	-Wl,-new_linker \
	265	-Wl,-pagezero_size,0x0 \
	266	-Wl,-version_load_command \
39236c6e A	267	-Wl,-function_starts \
39236c6e A	268	-Wl,-headerpad,152
b0d623f7	269
39236c6e A	270	LDFLAGS_KERNEL_RELEASE =
	271	LDFLAGS_KERNEL_DEVELOPMENT =
	272	LDFLAGS_KERNEL_DEBUG =
	273	LDFLAGS_KERNEL_PROFILE =
b0d623f7	274
316670eb A	275	# KASLR static slide config:
	276	ifndef SLIDE
	277	SLIDE=0x00
	278	endif
39236c6e A	279	KERNEL_MIN_ADDRESS = 0xffffff8000000000
	280	KERNEL_BASE_OFFSET = 0x100000
	281	KERNEL_STATIC_SLIDE = $(shell printf "0x%016x" \
	282	$$[ $(SLIDE) << 21 ])
	283	KERNEL_STATIC_BASE = $(shell printf "0x%016x" \
	284	$$[ $(KERNEL_MIN_ADDRESS) + $(KERNEL_BASE_OFFSET) ])
	285	KERNEL_HIB_SECTION_BASE = $(shell printf "0x%016x" \
	286	$$[ $(KERNEL_STATIC_BASE) + $(KERNEL_STATIC_SLIDE) ])
	287	KERNEL_TEXT_BASE = $(shell printf "0x%016x" \
	288	$$[ $(KERNEL_HIB_SECTION_BASE) + 0x100000 ])
	289
	290	LDFLAGS_KERNEL_RELEASEX86_64 = \
316670eb A	291	-Wl,-pie \
	292	-Wl,-segaddr,__HIB,$(KERNEL_HIB_SECTION_BASE) \
	293	-Wl,-image_base,$(KERNEL_TEXT_BASE) \
	294	-Wl,-seg_page_size,__TEXT,0x200000 \
	295	-Wl,-sectalign,__DATA,__const,0x1000 \
	296	-Wl,-sectalign,__DATA,__sysctl_set,0x1000 \
	297	-Wl,-sectalign,__HIB,__bootPT,0x1000 \
	298	-Wl,-sectalign,__HIB,__desc,0x1000 \
	299	-Wl,-sectalign,__HIB,__data,0x1000 \
	300	-Wl,-sectalign,__HIB,__text,0x1000 \
	301	-Wl,-sectalign,__HIB,__const,0x1000 \
	302	-Wl,-sectalign,__HIB,__bss,0x1000 \
	303	-Wl,-sectalign,__HIB,__common,0x1000 \
3e170ce0 A	304	-Wl,-sectalign,__HIB,__llvm_prf_cnts,0x1000 \
	305	-Wl,-sectalign,__HIB,__llvm_prf_names,0x1000 \
	306	-Wl,-sectalign,__HIB,__llvm_prf_data,0x1000 \
	307	-Wl,-sectalign,__HIB,__textcoal_nt,0x1000 \
39236c6e	308	$(LDFLAGS_NOSTRIP_FLAG)
316670eb A	309
316670eb A	310	# Define KERNEL_BASE_OFFSET so known at compile time:
39236c6e	311	CFLAGS_X86_64 += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)
fe8ab488	312	CFLAGS_X86_64H += -DKERNEL_BASE_OFFSET=$(KERNEL_BASE_OFFSET)
2d21ac55	313
39236c6e A	314	LDFLAGS_KERNEL_DEBUGX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
	315	LDFLAGS_KERNEL_DEVELOPMENTX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
	316	LDFLAGS_KERNEL_PROFILEX86_64 = $(LDFLAGS_KERNEL_RELEASEX86_64)
d1ecb069	317
fe8ab488 A	318	LDFLAGS_KERNEL_RELEASEX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64)
	319	LDFLAGS_KERNEL_DEBUGX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
	320	LDFLAGS_KERNEL_DEVELOPMENTX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
	321	LDFLAGS_KERNEL_PROFILEX86_64H = $(LDFLAGS_KERNEL_RELEASEX86_64H)
	322
d1ecb069	323
39236c6e A	324	LDFLAGS_KERNEL = $(LDFLAGS_KERNEL_GEN) \
	325	$($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
	326	$($(addsuffix $(CURRENT_ARCH_CONFIG),LDFLAGS_KERNEL_)) \
	327	$($(addsuffix $(CURRENT_KERNEL_CONFIG),LDFLAGS_KERNEL_)) \
	328	$($(addsuffix $(CURRENT_ARCH_CONFIG), $(addsuffix $(CURRENT_KERNEL_CONFIG),LDFLAGS_KERNEL_))) \
316670eb	329	$(DEPLOYMENT_TARGET_FLAGS)
1c79356b A	330
	331	#
	332	# Default runtime libraries to be linked with the kernel
	333	#
39236c6e	334	LD_KERNEL_LIBS = -lcc_kext
1c79356b	335
39236c6e A	336	#
	337	# DTrace support
	338	#
	339	ifeq ($(CURRENT_KERNEL_CONFIG),RELEASE)
	340	ifneq ($(filter ARM%,$(CURRENT_ARCH_CONFIG)),)
	341	DO_CTFCONVERT = 0
	342	DO_CTFMERGE = 0
	343	DO_CTFMACHO = 0
	344	else
	345	DO_CTFCONVERT = $(SUPPORTS_CTFCONVERT)
	346	DO_CTFMERGE = 1
	347	DO_CTFMACHO = $(NEEDS_CTF_MACHOS)
	348	endif
	349	else
	350	DO_CTFCONVERT = $(SUPPORTS_CTFCONVERT)
	351	DO_CTFMERGE = 1
	352	DO_CTFMACHO = $(NEEDS_CTF_MACHOS)
	353	endif
b0d623f7	354
1c79356b A	355	#
	356	# Default INCFLAGS
	357	#
39236c6e A	358	INCFLAGS_IMPORT = $(patsubst %, -I$(OBJROOT)/EXPORT_HDRS/%, $(COMPONENT_IMPORT_LIST))
	359	INCFLAGS_EXTERN = -I$(SRCROOT)/EXTERNAL_HEADERS
	360	INCFLAGS_GEN = -I$(SRCROOT)/$(COMPONENT) -I$(OBJROOT)/EXPORT_HDRS/$(COMPONENT)
	361	INCFLAGS_LOCAL = -I.
1c79356b	362
39236c6e	363	INCFLAGS = $(INCFLAGS_LOCAL) $(INCFLAGS_GEN) $(INCFLAGS_IMPORT) $(INCFLAGS_EXTERN) $(INCFLAGS_MAKEFILE)
1c79356b A	364
	365	#
	366	# Default MIGFLAGS
	367	#
fe8ab488	368	MIGFLAGS = $(DEFINES) $(INCFLAGS) -novouchers $($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
39236c6e	369	$(DEPLOYMENT_TARGET_FLAGS)
316670eb	370
3e170ce0 A	371
	372	# Support for LLVM Profile Guided Optimization (PGO)
	373
	374	ifeq ($(BUILD_PROFILE),1)
	375	CFLAGS_GEN += -fprofile-instr-generate -DPROFILE
	376	CXXFLAGS_GEN += -fprofile-instr-generate -DPROFILE
	377	endif
	378
	379	ifdef USE_PROFILE
	380	CFLAGS_GEN += -fprofile-instr-use=$(USE_PROFILE)
	381	CXXFLAGS_GEN += -fprofile-instr-use=$(USE_PROFILE)
	382	LDFLAGS_KERNEL_GEN += -fprofile-instr-use=$(USE_PROFILE)
	383
	384	CFLAGS_GEN += -Wno-error=profile-instr-out-of-date
	385	endif
	386
316670eb A	387	#
	388	# Support for LLVM Link Time Optimization (LTO)
	389	#
fe8ab488 A	390	# LTO can be explicitly enabled or disabled with BUILD_LTO=1\|0
	391	# and defaults to enabled except for DEBUG kernels
	392	#
39236c6e A	393	# CFLAGS_NOLTO_FLAG is needed on a per-file basis (for files
	394	# that deal poorly with LTO, or files that must be machine
	395	# code *.o files for xnu to build (i.e, setsegname runs on
	396	# them).
	397	#
	398	# LDFLAGS_NOSTRIP_FLAG is used to support configurations that
	399	# do not utilize an export list. For these configs to build,
	400	# we need to prevent the LTO logic from dead stripping them.
316670eb	401
fe8ab488 A	402	LTO_ENABLED_RELEASE = 1
	403	LTO_ENABLED_DEVELOPMENT = 1
	404	LTO_ENABLED_DEBUG = 0
	405
	406	ifneq ($(BUILD_LTO),)
	407	USE_LTO = $(BUILD_LTO)
	408	else
	409	USE_LTO = $(LTO_ENABLED_$(CURRENT_KERNEL_CONFIG))
	410	endif
	411
3e170ce0	412	SUPPORTS_CTFCONVERT = 0
fe8ab488	413	ifeq ($(USE_LTO),1)
39236c6e A	414	CFLAGS_GEN += -flto
39236c6e A	415	CXXFLAGS_GEN += -flto
fe8ab488	416	LDFLAGS_KERNEL_GEN += -Wl,-mllvm,-inline-threshold=125 -Wl,-object_path_lto,$(TARGET)/lto.o # -Wl,-mllvm -Wl,-disable-fp-elim
39236c6e A	417	LDFLAGS_NOSTRIP_FLAG = -rdynamic
39236c6e A	418	CFLAGS_NOLTO_FLAG = -fno-lto
39236c6e	419	NEEDS_CTF_MACHOS = 1
316670eb	420	else
39236c6e A	421	LDFLAGS_NOSTRIP_FLAG =
39236c6e A	422	CFLAGS_NOLTO_FLAG =
3e170ce0	423	ifneq ($(CTFCONVERT),)
39236c6e	424	SUPPORTS_CTFCONVERT = 1
3e170ce0	425	endif
39236c6e	426	NEEDS_CTF_MACHOS = 0
316670eb	427	endif
1c79356b	428
3e170ce0 A	429	ifeq ($(BUILD_JSON_COMPILATION_DATABASE),1)
	430	BUILD_DSYM := 0
	431	DO_CTFCONVERT := 0
	432	DO_CTFMERGE := 0
	433	DO_CTFMACHO := 0
	434	KCC = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CC)
	435	KC++ = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CXX)
	436	S_KCC = $(JSONCOMPILATIONDB) $(OBJPATH)/compile_commands.json $(PWD) $< $(CC)
	437	STRIP = true
	438	endif
	439
1c79356b A	440	#
	441	# Default VPATH
	442	#
39236c6e	443	export VPATH = .:$(SOURCE)
1c79356b A	444
1c79356b A	445	#
2d21ac55	446	# Macros that control installation of kernel and its header files
1c79356b A	447	#
	448	# install flags for header files
	449	#
39236c6e A	450	INSTALL_FLAGS = -c -S -m 0444
	451	DATA_INSTALL_FLAGS = -c -S -m 0644
	452	EXEC_INSTALL_FLAGS = -c -S -m 0755
1c79356b A	453
	454	#
	455	# Header file destinations
	456	#
3e170ce0	457	FRAMEDIR = /System/Library/Frameworks
6d2010ae A	458
	459	SINCVERS = B
	460	SINCFRAME = $(FRAMEDIR)/System.framework
	461	SINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Headers
	462	SPINCDIR = $(SINCFRAME)/Versions/$(SINCVERS)/PrivateHeaders
	463	SRESDIR = $(SINCFRAME)/Versions/$(SINCVERS)/Resources
	464
1c79356b	465	ifndef INCDIR
3e170ce0	466	INCDIR = /usr/include
1c79356b A	467	endif
1c79356b A	468	ifndef LCLDIR
6d2010ae	469	LCLDIR = $(SPINCDIR)
1c79356b A	470	endif
	471
	472	KINCVERS = A
	473	KINCFRAME = $(FRAMEDIR)/Kernel.framework
	474	KINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Headers
0b4e3aa0	475	KPINCDIR = $(KINCFRAME)/Versions/$(KINCVERS)/PrivateHeaders
91447636 A	476	KRESDIR = $(KINCFRAME)/Versions/$(KINCVERS)/Resources
	477
	478	XNU_PRIVATE_UNIFDEF = -UMACH_KERNEL_PRIVATE -UBSD_KERNEL_PRIVATE -UIOKIT_KERNEL_PRIVATE -ULIBKERN_KERNEL_PRIVATE -ULIBSA_KERNEL_PRIVATE -UPEXPERT_KERNEL_PRIVATE -UXNU_KERNEL_PRIVATE
	479
6d2010ae	480
39236c6e A	481	PLATFORM_UNIFDEF = $(foreach x,$(SUPPORTED_PLATFORMS),$(if $(filter $(PLATFORM),$(x)),-DPLATFORM_$(x) $(foreach token,$(PLATFORM_UNIFDEF_BLACKLIST_TOKENS_$(x)),-U$(token)),-UPLATFORM_$(x)))
	482
	483	SPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UKERNEL -DPRIVATE -U_OPEN_SOURCE_ -U__OPEN_SOURCE__
	484	SINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UKERNEL -UPRIVATE -D_OPEN_SOURCE_ -D__OPEN_SOURCE__
	485	KPINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -DKERNEL_PRIVATE -DPRIVATE -DKERNEL -U_OPEN_SOURCE_ -U__OPEN_SOURCE__
	486	KINCFRAME_UNIFDEF = $(PLATFORM_UNIFDEF) $(XNU_PRIVATE_UNIFDEF) $(SEED_DEFINES) -UKERNEL_PRIVATE -UPRIVATE -DKERNEL -D_OPEN_SOURCE_ -D__OPEN_SOURCE__
1c79356b A	487
1c79356b A	488	#
39236c6e	489	# Compononent Header file destinations
1c79356b A	490	#
	491	EXPDIR = EXPORT_HDRS/$(COMPONENT)
	492
	493	#
	494	# Strip Flags
	495	#
39236c6e	496	STRIP_FLAGS_RELEASE = -S -x
fe8ab488	497	STRIP_FLAGS_DEVELOPMENT = -S
39236c6e A	498	STRIP_FLAGS_DEBUG = -S
39236c6e A	499	STRIP_FLAGS_PROFILE = -S -x
1c79356b	500
39236c6e	501	STRIP_FLAGS = $($(addsuffix $(CURRENT_KERNEL_CONFIG),STRIP_FLAGS_))
1c79356b	502
2d21ac55 A	503	#
	504	# dsymutil flags
	505	#
fe8ab488	506	DSYMUTIL_FLAGS_GEN = --minimize
2d21ac55	507
fe8ab488 A	508	DSYMUTIL_FLAGS_X86_64 = --arch=x86_64
	509	DSYMUTIL_FLAGS_X86_64H = --arch=x86_64h
	510
	511	DSYMUTIL_FLAGS = $(DSYMUTIL_FLAGS_GEN) \
	512	$($(addsuffix $(CURRENT_ARCH_CONFIG),DSYMUTIL_FLAGS_))
2d21ac55	513
9bccf70c A	514	#
	515	# Man Page destination
	516	#
39236c6e	517	MANDIR = /usr/share/man
9bccf70c	518
b0d623f7 A	519	#
	520	# DEBUG alias location
	521	#
39236c6e	522	DEVELOPER_EXTRAS_DIR = /AppleInternal/CoreOS/xnu_debug
2d21ac55	523
1c79356b	524	#
39236c6e	525	# mach_kernel install location
1c79356b	526	#
39236c6e	527	INSTALL_KERNEL_DIR = /
1c79356b	528
fe8ab488 A	529	#
	530	# new OS X install location
	531	#
	532	SYSTEM_LIBRARY_KERNELS_DIR = /System/Library/Kernels
	533
	534	#
	535	# File names in DSTROOT
	536	#
	537
	538	ifeq ($(PLATFORM),MacOSX)
	539	KERNEL_FILE_NAME_PREFIX = kernel
	540	else
	541	KERNEL_FILE_NAME_PREFIX = mach
	542	endif
	543
	544	ifeq ($(CURRENT_MACHINE_CONFIG),NONE)
	545	ifeq ($(CURRENT_KERNEL_CONFIG),RELEASE)
	546	KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX)
	547	KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX).py
	548	else
	549	KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC)
	550	KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX).py
	551	endif
	552	else
	553	KERNEL_FILE_NAME = $(KERNEL_FILE_NAME_PREFIX).$(CURRENT_KERNEL_CONFIG_LC).$(CURRENT_MACHINE_CONFIG_LC)
	554	KERNEL_LLDBBOOTSTRAP_NAME = $(KERNEL_FILE_NAME_PREFIX)_$(CURRENT_KERNEL_CONFIG_LC).py
	555	endif
	556
39236c6e A	557	#
	558	# System.kext pseudo-kext install location
	559	#
	560	INSTALL_EXTENSIONS_DIR = /System/Library/Extensions
	561
	562	#
fe8ab488	563	# KDK location
39236c6e A	564	#
	565	INSTALL_KERNEL_SYM_DIR = /System/Library/Extensions/KDK
	566
	567	#
	568	# Misc. Etc.
	569	#
	570	INSTALL_SHARE_MISC_DIR = /usr/share/misc
	571	INSTALL_DTRACE_SCRIPTS_DIR = /usr/lib/dtrace
	572
	573	#
	574	# Overrides for XBS build aliases
	575	#
	576	ifeq ($(RC_ProjectName),xnu_debug)
	577	INSTALL_KERNEL_DIR := $(DEVELOPER_EXTRAS_DIR)
fe8ab488 A	578	INSTALL_KERNEL_SYM_DIR := $(DEVELOPER_EXTRAS_DIR)
fe8ab488 A	579	INSTALL_KERNEL_SYM_TO_KDK = 1
39236c6e	580	INSTALL_XNU_DEBUG_FILES = 1
3e170ce0	581	else ifneq ($(filter $(SUPPORTED_EMBEDDED_PLATFORMS),$(PLATFORM)),)
39236c6e A	582	INSTALL_KERNEL_SYM_TO_KDK = 1
39236c6e A	583	USE_BINARY_PLIST = 1
3e170ce0	584	else ifneq ($(filter $(SUPPORTED_SIMULATOR_PLATFORMS),$(PLATFORM)),)
39236c6e	585	USE_BINARY_PLIST = 1
fe8ab488 A	586	else ifeq ($(PLATFORM),MacOSX)
	587	INSTALL_KERNEL_DIR := $(SYSTEM_LIBRARY_KERNELS_DIR)
	588	INSTALL_KERNEL_SYM_DIR := $(SYSTEM_LIBRARY_KERNELS_DIR)
	589	INSTALL_KERNEL_SYM_TO_KDK = $(if $(filter YES,$(DWARF_DSYM_FILE_SHOULD_ACCOMPANY_PRODUCT)),1,0)
39236c6e	590	endif
1c79356b	591
2d21ac55	592	# vim: set ft=make: