xnu-2422.110.17.tar.gz

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

diff --git a/makedefs/MakeInc.def b/makedefs/MakeInc.def
index 937a465c38b09427102c339f0329245699e2e6f0..910cc0e4623a09b46a6717c33569ec51aa199961 100644 (file)
--- a/makedefs/MakeInc.def
+++ b/makedefs/MakeInc.def
@@ -1,182 +1,195 @@
-export SOURCE=$(shell /bin/pwd)
-
+# -*- mode: makefile;-*-
+#
+# Copyright (C) 1999-2012 Apple Inc. All rights reserved.

 #
 #

-# gnumake 3.77 support
+# MakeInc.def contains global definitions for building,
+# linking, and installing files.

 #
 #

-export USE_APPLE_PB_SUPPORT = all

 
 #
 
 #

-# Incremental Build option
+# Architecture Configuration options

 #
 #

-ifndef INCR_EXPORTHDRS
-ifeq ($(shell test -d $$OBJROOT/EXPORT_HDRS;echo $$?),0)
-export INCR_EXPORTHDRS = TRUE
-else
-export INCR_EXPORTHDRS = FALSE
-endif
-endif
+SUPPORTED_ARCH_CONFIGS := X86_64

 
 #
 
 #

-# Component List
+# Kernel Configuration options  

 #
 #

-ifndef COMPONENT_LIST 
-export COMPONENT_LIST  = osfmk bsd iokit pexpert libkern libsa
-export COMPONENT_LIST_UC := $(shell printf "%s" "$(COMPONENT_LIST)" | $(TR) a-z A-Z)
-endif
-ifndef COMPONENT
-export COMPONENT       := $(firstword $(subst /, ,$(shell $(RELPATH) $(SRCROOT) $(SOURCE))))
-export COMPONENT_IMPORT_LIST := $(filter-out $(COMPONENT),$(COMPONENT_LIST)) 
-else
-ifeq   ($(COMPONENT), .)
-export COMPONENT        := $(firstword $(subst /, ,$(shell $(RELPATH) $(SRCROOT) $(SOURCE))))
-export COMPONENT_IMPORT_LIST := $(filter-out $(COMPONENT),$(COMPONENT_LIST)) 
-endif
-endif
+SUPPORTED_KERNEL_CONFIGS = RELEASE DEVELOPMENT DEBUG PROFILE

 
 

-# Architecture options

 #
 #

-#  supported configurations : PPC I386
+# Machine Configuration options  

 #
 #

-ifndef ARCH_CONFIGS
-ifdef RC_ARCHS
-export ARCH_CONFIGS    := $(shell printf "%s" "$(RC_ARCHS)" | $(TR) a-z A-Z)
-else
-export ARCH_CONFIGS    := $(shell arch | $(TR) a-z A-Z)
-endif
-endif
-ifdef  ARCH_CONFIG
-ifndef ARCH_CONFIG_LC
-export ARCH_CONFIG_LC  := $(shell printf "%s" "$(ARCH_CONFIG)" | $(TR) A-Z a-z)
-endif
-endif
+
+SUPPORTED_X86_64_MACHINE_CONFIGS = NONE

 
 
 
 

-# Kernel Configuration options  

 #
 #

-# supported configurations : RELEASE DEBUG PROFILE
-# By default, make wll build RELEASE, otherwise the value of KERNEL_CONFIG
-# will be used as kernel configuration. If KERNEL_CONFIGS (plural) is set
-# it will override KERNEL_CONFIG. Make sure to set KERNEL_CONFIGS because
-# build_all rule loops over it when building.
+# Platform options
+#
+SUPPORTED_PLATFORMS = MacOSX iPhoneOS iPhoneSimulator

 
 

-ifndef KERNEL_CONFIGS
-ifndef KERNEL_CONFIG
-export KERNEL_CONFIGS  = RELEASE
-else
-export KERNEL_CONFIGS = $(KERNEL_CONFIG)
+#
+# 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
 endif

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

 endif
 
 endif
 

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

 endif
 
 endif
 

+
+#
+# Component List

 #
 #

-# Kernel Configuration to install
+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)) 
+
+

 #
 #

-#  supported install architecture : PPC I386
+# Deployment target flag

 #
 #

-export INSTALL_TYPE    = RELEASE
-ifndef INSTALL_ARCHS
-ifdef RC_ARCHS
-export INSTALL_ARCHS   = $(ARCH_CONFIGS)
+ifeq ($(PLATFORM),MacOSX)
+    DEPLOYMENT_TARGET_FLAGS = -mmacosx-version-min=$(SDKVERSION)
+else ifeq ($(PLATFORM),iPhoneOS)
+    DEPLOYMENT_TARGET_FLAGS = -miphoneos-version-min=$(SDKVERSION)
+else ifeq ($(PLATFORM),iPhoneSimulator)
+    DEPLOYMENT_TARGET_FLAGS =

 else
 else

-export INSTALL_ARCHS   = $(ARCH_CONFIGS)
-endif
-export INSTALL_ARCHS_LC := $(shell printf "%s" "$(ARCH_CONFIGS)" | $(TR) A-Z a-z)
+    DEPLOYMENT_TARGET_FLAGS =

 endif
 
 endif
 

-export INSTALL_ARCH_DEFAULT    = PPC

 
 #
 # Standard defines list
 #
 
 #
 # Standard defines list
 #

-export DEFINES = -DAPPLE -DNeXT -DKERNEL -DKERNEL_PRIVATE -DXNU_KERNEL_PRIVATE -DPRIVATE -D__MACHO__=1 -Dvolatile=__volatile $(IDENT)
+DEFINES = -DAPPLE -DKERNEL -DKERNEL_PRIVATE -DXNU_KERNEL_PRIVATE \
+       -DPRIVATE -D__MACHO__=1 -Dvolatile=__volatile $(IDENT) \
+       $(SEED_DEFINES)

 
 #
 # Compiler command
 #
 
 #
 # Compiler command
 #

-KCC  := $(CC)
-KC++ := $(CXX)
+KCC  = $(CC)
+KC++ = $(CXX)

 
 #
 # Compiler warning flags
 #
 
 CWARNFLAGS_STD = \
 
 #
 # Compiler warning flags
 #
 
 CWARNFLAGS_STD = \

-       -Wall -Wno-format-y2k -W -Wstrict-prototypes -Wmissing-prototypes \
-       -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch \
-       -Wshadow -Wcast-align -Wbad-function-cast -Wchar-subscripts -Winline \
-       -Wnested-externs -Wredundant-decls
+       -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

 
 

+# Can be overridden in Makefile.template or Makefile.$arch

 export CWARNFLAGS ?= $(CWARNFLAGS_STD)
 
 export CWARNFLAGS ?= $(CWARNFLAGS_STD)
 

-MWARNFLAGS_STD = \
-       -Wall -Wno-format-y2k -W -Wstrict-prototypes -Wmissing-prototypes \
-       -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch \
-       -Wshadow -Wcast-align -Wbad-function-cast -Wchar-subscripts -Winline \
-       -Wnested-externs -Wredundant-decls
-
-export MWARNFLAGS ?= $(MWARNFLAGS_STD)
+define add_perfile_cflags
+$(1)_CWARNFLAGS_ADD += $2
+endef

 
 CXXWARNFLAGS_STD = \
 
 CXXWARNFLAGS_STD = \

-       -Wall -Wno-format-y2k -W \
-       -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch \
-       -Wshadow -Wcast-align -Wchar-subscripts -Winline -Wredundant-decls
+       -Wall -Werror -Wno-format-y2k -Wextra -Wpointer-arith -Wreturn-type \
+       -Wcast-qual -Wwrite-strings -Wswitch -Wcast-align -Wchar-subscripts \
+       -Wredundant-decls -Wextra-tokens

 
 

+# 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)
 
 export CXXWARNFLAGS ?= $(CXXWARNFLAGS_STD)
 

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

 
 #
 
 #

-# Setup for parallel sub-makes when doing an RC build
-#
-ifndef MAKEJOBS
-ifeq "YES" "$(RC_XBS)"
-export MAKEJOBS = --jobs=3
-endif
-endif
+# Default ARCH_FLAGS, for use with compiler/linker/assembler/mig drivers
+
+ARCH_FLAGS_X86_64        = -arch x86_64
+

 
 #
 # Default CFLAGS
 #
 ifdef RC_CFLAGS
 
 #
 # Default CFLAGS
 #
 ifdef RC_CFLAGS

-export OTHER_CFLAGS    = $(subst $(addprefix -arch ,$(RC_ARCHS)),,$(RC_CFLAGS))
+OTHER_CFLAGS   = $(subst $(addprefix -arch ,$(RC_ARCHS)),,$(RC_CFLAGS))

 endif
 
 endif
 

-export CFLAGS_GEN = -static -g -nostdinc -nostdlib -no-cpp-precomp \
-       -fno-builtin -finline -fno-keep-inline-functions -msoft-float \
-       -fsigned-bitfields $(OTHER_CFLAGS) -force_cpusubtype_ALL
-
-export CFLAGS_RELEASE  = 
-export CFLAGS_DEBUG    = 
-export CFLAGS_PROFILE  =  -pg
-
-export CFLAGS_PPC      = -arch ppc -Dppc -DPPC -D__PPC__ -DPAGE_SIZE_FIXED
-export CFLAGS_I386     = -arch i386 -Di386 -DI386 -D__I386__ -DPAGE_SIZE_FIXED
-
-export CFLAGS_RELEASEPPC = -O2 -mcpu=750 -mmultiple -fschedule-insns
-export CFLAGS_RELEASE_TRACEPPC = -O2 -mcpu=750 -mmultiple -fschedule-insns
-export CFLAGS_DEBUGPPC = -O2 -mcpu=750 -mmultiple -fschedule-insns
-export CFLAGS_PROFILEPPC = -O2 -mcpu=750 -mmultiple -fschedule-insns
-export CFLAGS_RELEASEI386 = -Os
-export CFLAGS_DEBUGI386 = -Os
-export CFLAGS_PROFILEI386 = -Os
-
-export CFLAGS  = $(CFLAGS_GEN) \
-                 $($(addsuffix $(ARCH_CONFIG),CFLAGS_)) \
-                 $($(addsuffix $(KERNEL_CONFIG),CFLAGS_)) \
-                 $($(addsuffix $(ARCH_CONFIG), $(addsuffix $(KERNEL_CONFIG),CFLAGS_))) \
-                 $(DEFINES)
+#
+# Debug info
+#
+DSYMKERNELSYSDIR = mach_kernel.sys.dSYM
+DSYMINFODIR    = Contents
+DSYMKGMACROSDIR        = Contents/Resources
+DSYMLLDBMACROSDIR = Contents/Resources/Python
+DSYMDWARFDIR   = Contents/Resources/DWARF

 
 

-export MIGCC = $(CC)
+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 \
+       -freorder-blocks -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 \
+                               -fno-limit-debug-info # Workaround for 11076603
+
+
+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_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) \
+                 $(DEFINES)
+
+#

 # Default C++ flags
 #
 # Default C++ flags
 #

-CXXFLAGS_GEN  = -fno-rtti -fno-exceptions -fcheck-new -fapple-kext
+
+OTHER_CXXFLAGS =
+
+CXXFLAGS_GEN  = -fapple-kext $(OTHER_CXXFLAGS)
+
+# For the moment, do not use gnu++11
+#CXXFLAGS_ARM = -std=gnu++11

 
 CXXFLAGS      = $(CXXFLAGS_GEN) \
 
 CXXFLAGS      = $(CXXFLAGS_GEN) \

-                 $($(addsuffix $(ARCH_CONFIG),CXXFLAGS_)) \
-                 $($(addsuffix $(KERNEL_CONFIG),CXXFLAGS_))
+                 $($(addsuffix $(CURRENT_ARCH_CONFIG),CXXFLAGS_)) \
+                 $($(addsuffix $(CURRENT_KERNEL_CONFIG),CXXFLAGS_))
+

 
 #
 # Assembler command
 
 #
 # Assembler command


@@ -187,18 +200,21 @@ S_KCC     = $(CC)
 #
 # Default SFLAGS
 #
 #
 # Default SFLAGS
 #

-export SFLAGS_GEN = -static -D__ASSEMBLER__ -force_cpusubtype_ALL $(OTHER_CFLAGS)
+SFLAGS_GEN = -D__ASSEMBLER__ $(OTHER_CFLAGS)

 
 

-export SFLAGS_RELEASE  = 
-export SFLAGS_DEBUG    = 
-export SFLAGS_PROFILE  = 
+SFLAGS_RELEASE         = 
+SFLAGS_DEVELOPMENT     = 
+SFLAGS_DEBUG   = 
+SFLAGS_PROFILE         = 

 
 

-export SFLAGS_PPC      = $(CFLAGS_PPC)
-export SFLAGS_I386     = $(CFLAGS_I386)
+SFLAGS_X86_64  = $(CFLAGS_X86_64)

 
 

-export SFLAGS  = $(SFLAGS_GEN) \
-                 $($(addsuffix $(ARCH_CONFIG),SFLAGS_)) \
-                 $($(addsuffix $(KERNEL_CONFIG),SFLAGS_)) \
+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) \

                  $(DEFINES)
 
 #
                  $(DEFINES)
 
 #


@@ -209,103 +225,181 @@ LD      = $(KC++) -nostdlib
 #
 # Default LDFLAGS
 #
 #
 # Default LDFLAGS
 #

-export LDFLAGS_COMPONENT_GEN = -static -r $(COMP_LDFLAGS_COMPONENT_GEN)
-
-export LDFLAGS_COMPONENT_RELEASE =  $(COMP_LDFLAGS_COMPONENT_RELEASE)
-export LDFLAGS_COMPONENT_DEBUG   =  $(COMP_LDFLAGS_COMPONENT_DEBUG)
-export LDFLAGS_COMPONENT_PROFILE =  $(COMP_LDFLAGS_COMPONENT_PROFILE)
-
-export LDFLAGS_COMPONENT_PPC   = -arch ppc $(COMP_LDFLAGS_COMPONENT_PPC)
-export LDFLAGS_COMPONENT_I386  = -arch i386 $(COMP_LDFLAGS_COMPONENT_i386)
-
-export LDFLAGS_COMPONENT       = $(LDFLAGS_COMPONENT_GEN) \
-                 $($(addsuffix $(ARCH_CONFIG),LDFLAGS_COMPONENT_)) \
-                 $($(addsuffix $(KERNEL_CONFIG),LDFLAGS_COMPONENT_))
-
-export LDFLAGS_KERNEL_GEN = \
-       -static \
+# 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 \
        -fapple-kext \

-       -force_cpusubtype_ALL \

        -Wl,-e,__start \
        -Wl,-e,__start \

-       -Wl,-segalign,0x1000 \

        -Wl,-sectalign,__TEXT,__text,0x1000 \
        -Wl,-sectalign,__DATA,__common,0x1000 \
        -Wl,-sectalign,__DATA,__bss,0x1000 \
        -Wl,-sectalign,__TEXT,__text,0x1000 \
        -Wl,-sectalign,__DATA,__common,0x1000 \
        -Wl,-sectalign,__DATA,__bss,0x1000 \

-       -Wl,-sectcreate,__PRELINK,__text,/dev/null \
-       -Wl,-sectcreate,__PRELINK,__symtab,/dev/null \
-       -Wl,-sectcreate,__PRELINK,__info,/dev/null
-
-export LDFLAGS_KERNEL_RELEASE  =
-#  -noseglinkedit
-export LDFLAGS_KERNEL_DEBUG    = 
-export LDFLAGS_KERNEL_PROFILE  = 
-
-export LDFLAGS_KERNEL_PPC      = \
-       -arch ppc \
-       -Wl,-segaddr,__VECTORS,0x0 \
-       -Wl,-segaddr,__HIB,0x7000  \
-       -Wl,-segaddr,__TEXT,0xe000
- 
-export LDFLAGS_KERNEL_I386     = \
-       -arch i386 \
-       -Wl,-segaddr,__HIB,0x100000 \
-       -Wl,-segaddr,__TEXT,0x111000
-
-export LDFLAGS_KERNEL  = $(LDFLAGS_KERNEL_GEN) \
-                 $($(addsuffix $(ARCH_CONFIG),LDFLAGS_KERNEL_)) \
-                 $($(addsuffix $(KERNEL_CONFIG),LDFLAGS_KERNEL_))
-
+       -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 \
+       $(LDFLAGS_NOSTRIP_FLAG)
+
+# Define KERNEL_BASE_OFFSET so known at compile time:
+CFLAGS_X86_64 += -DKERNEL_BASE_OFFSET=$(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 = $(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
 #
 
 #
 # Default runtime libraries to be linked with the kernel
 #

-export LD_KERNEL_LIBS  = -lcc_kext
+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
 #
 
 #
 # Default INCFLAGS
 #

-export INCFLAGS_IMPORT         = $(patsubst %, -I$(OBJROOT)/EXPORT_HDRS/%, $(COMPONENT_IMPORT_LIST))
-export INCFLAGS_EXTERN         = -I$(OBJROOT)/EXTERN_HDRS -I$(SRCROOT)/EXTERNAL_HEADERS -I$(SRCROOT)/EXTERNAL_HEADERS/bsd
-export INCFLAGS_GEN    = -I$(SRCROOT)/$(COMPONENT) -I$(OBJROOT)/EXPORT_HDRS/$(COMPONENT)
-export INCFLAGS_POSIX  = -I$(OBJROOT)/EXPORT_HDRS/bsd
-export INCFLAGS_LOCAL  = -I.
+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.

 
 

-export INCFLAGS        = $(INCFLAGS_LOCAL) $(INCFLAGS_GEN) $(INCFLAGS_IMPORT) $(INCFLAGS_EXTERN) $(INCFLAGS_MAKEFILE)
+INCFLAGS       = $(INCFLAGS_LOCAL) $(INCFLAGS_GEN) $(INCFLAGS_IMPORT) $(INCFLAGS_EXTERN) $(INCFLAGS_MAKEFILE)

 
 #
 # Default MIGFLAGS
 #
 
 #
 # Default MIGFLAGS
 #

-export MIGFLAGS        = $(DEFINES) $(INCFLAGS) $($(addsuffix $(ARCH_CONFIG),CFLAGS_))
+MIGFLAGS       = $(DEFINES) $(INCFLAGS) $($(addsuffix $(CURRENT_ARCH_CONFIG),CFLAGS_)) $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) \
+               $(DEPLOYMENT_TARGET_FLAGS)

 
 #
 
 #

-# Default VPATH
+# Support for LLVM Link Time Optimization (LTO)
+#
+# 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).

 #
 #

-empty:=
-space:= $(empty) $(empty)
-export VPATH_IMPORT    = $(subst $(space),:,$(patsubst %,$(OBJROOT)/EXPORT_HDRS/%,$(strip $(COMPONENT_IMPORT_LIST)))):
-export VPATH_EXTERN    = $(OBJROOT)/EXTERN_HDRS:
-export VPATH_GEN       = .:$(SOURCE):
+# 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.

 
 

-export VPATH           = $(VPATH_GEN)$(VPATH_IMPORT)$(VPATH_EXTERN)$(VPATH_MAKEFILE)
+ifeq ($(BUILD_LTO),1)
+CFLAGS_GEN     += -flto
+CXXFLAGS_GEN   += -flto
+LDFLAGS_KERNEL_GEN     += -Wl,-mllvm,-disable-simplify-libcalls -Wl,-object_path_lto,$(TARGET)/lto.o # -Wl,-mllvm -Wl,-disable-fp-elim
+LDFLAGS_NOSTRIP_FLAG = -rdynamic
+CFLAGS_NOLTO_FLAG = -fno-lto
+SUPPORTS_CTFCONVERT    = 0
+NEEDS_CTF_MACHOS       = 1
+else
+LDFLAGS_NOSTRIP_FLAG =
+CFLAGS_NOLTO_FLAG =
+SUPPORTS_CTFCONVERT    = 1
+NEEDS_CTF_MACHOS       = 0
+endif
+
+#
+# Default VPATH
+#
+export VPATH = .:$(SOURCE)

 
 #
 
 #

-# Macros that control installation of kernel and it's header files
+# Macros that control installation of kernel and its header files

 #
 # install flags for header files
 # 
 #
 # install flags for header files
 # 

-INSTALL_FLAGS = -c -m 0444
-FILE_INSTALL_FLAGS = -c -m 0644
-DATA_INSTALL_FLAGS = -c -m 0644
+INSTALL_FLAGS = -c -S -m 0444
+DATA_INSTALL_FLAGS = -c -S -m 0644
+EXEC_INSTALL_FLAGS = -c -S -m 0755

 
 #
 # Header file destinations
 #
 
 #
 # Header file destinations
 #

-FRAMEDIR = System/Library/Frameworks
+ifeq ($(RC_ProjectName),xnu_headers_Sim)
+       HEADER_INSTALL_PREFIX = $(SDKROOT)
+else
+       HEADER_INSTALL_PREFIX = 
+endif
+
+FRAMEDIR = $(HEADER_INSTALL_PREFIX)/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
 ifndef INCDIR

-    INCDIR = /usr/include
+    INCDIR = $(HEADER_INSTALL_PREFIX)/usr/include

 endif
 ifndef LCLDIR
 endif
 ifndef LCLDIR

-    LCLDIR = $(FRAMEDIR)/System.framework/Versions/B/PrivateHeaders
+    LCLDIR = $(SPINCDIR)

 endif
 
 KINCVERS = A
 endif
 
 KINCVERS = A


@@ -316,10 +410,14 @@ 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
 
 
 XNU_PRIVATE_UNIFDEF = -UMACH_KERNEL_PRIVATE -UBSD_KERNEL_PRIVATE -UIOKIT_KERNEL_PRIVATE -ULIBKERN_KERNEL_PRIVATE -ULIBSA_KERNEL_PRIVATE -UPEXPERT_KERNEL_PRIVATE -UXNU_KERNEL_PRIVATE
 

-SPINCFRAME_UNIFDEF = $(XNU_PRIVATE_UNIFDEF) -UKERNEL_PRIVATE -UKERNEL -DPRIVATE
-SINCFRAME_UNIFDEF  = $(XNU_PRIVATE_UNIFDEF) -UKERNEL_PRIVATE -UKERNEL -UPRIVATE
-KPINCFRAME_UNIFDEF = $(XNU_PRIVATE_UNIFDEF) -DKERNEL_PRIVATE -DPRIVATE -DKERNEL
-KINCFRAME_UNIFDEF  = $(XNU_PRIVATE_UNIFDEF) -UKERNEL_PRIVATE -UPRIVATE -DKERNEL
+
+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
 
 #
 # Compononent Header file destinations


@@ -329,25 +427,66 @@ EXPDIR = EXPORT_HDRS/$(COMPONENT)
 #
 # Strip Flags
 #
 #
 # Strip Flags
 #

-export STRIP_FLAGS_RELEASE     = -S -x 
-export STRIP_FLAGS_RELEASE_TRACE       = -S -x 
-export STRIP_FLAGS_DEBUG       = -S 
-export STRIP_FLAGS_DEBUG_TRACE = -S 
-export STRIP_FLAGS_PROFILE     = -S -x
+STRIP_FLAGS_RELEASE    = -S -x 
+STRIP_FLAGS_DEVELOPMENT        = -S -x 
+STRIP_FLAGS_DEBUG      = -S 
+STRIP_FLAGS_PROFILE    = -S -x

 
 

-export STRIP_FLAGS     = $($(addsuffix $(KERNEL_CONFIG),STRIP_FLAGS_)) 
+STRIP_FLAGS    = $($(addsuffix $(CURRENT_KERNEL_CONFIG),STRIP_FLAGS_)) 
+
+#
+# dsymutil flags
+#
+DSYMUTIL_FLAGS_X86_64 = --arch=x86_64
+
+DSYMUTIL_FLAGS = $($(addsuffix $(CURRENT_ARCH_CONFIG),DSYMUTIL_FLAGS_))

 
 #
 # Man Page destination
 #
 
 #
 # Man Page destination
 #

-MANDIR = usr/share/man
+MANDIR = /usr/share/man
+
+#
+# DEBUG alias location
+#
+DEVELOPER_EXTRAS_DIR = /AppleInternal/CoreOS/xnu_debug

 
 #
 
 #

-#  This must be here before any rules are possibly defined by the
-#  machine dependent makefile fragment so that a plain "make" command
-#  always works.  The config program will emit an appropriate rule to
-#  cause "all" to depend on every kernel configuration it generates.
+# mach_kernel install location

 #
 #

+INSTALL_KERNEL_DIR = /

 
 

-default: all
+#
+# System.kext pseudo-kext install location
+#
+INSTALL_EXTENSIONS_DIR = /System/Library/Extensions
+
+#
+# KDK location for iOS
+#
+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 := $(DEVELOPER_EXTRAS_DIR)
+DELETE_KERNEL_FRAMEWORK_AND_MISC = 1
+INSTALL_XNU_DEBUG_FILES = 1
+endif
+ifeq ($(PLATFORM),iPhoneOS)
+INSTALL_PRIMARY_KERNEL_LIKE_NON_PRIMARY = 1
+INSTALL_KERNEL_SYM_TO_KDK = 1
+USE_BINARY_PLIST = 1
+else ifeq ($(PLATFORM),iPhoneSimulator)
+INSTALL_SYSTEM_FRAMEWORK_SYMLINKS = 1
+USE_BINARY_PLIST = 1
+endif

 
 

+# vim: set ft=make: