[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/Rules.mak b/ap/build/uClibc/Rules.mak
new file mode 100755
index 0000000..4c3d3e0
--- /dev/null
+++ b/ap/build/uClibc/Rules.mak
@@ -0,0 +1,799 @@
+# Rules.make for uClibc
+#
+# Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
+#
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+#
+
+# make nano-doc
+# FOO = bar -- recursively expanded variable. Value is remebered verbatim.
+# If it contains references to other variables, these references
+# are expanded whenever this variable is _substituted_.
+# FOO := bar -- simply expanded variable. Right hand is expanded when
+# the variable is _defined_. Therefore faster than =.
+# FOO ?= bar -- set a value only if it is not already set
+# (behaves as =, not :=).
+# FOO += bar -- append; if FOO is not defined, acts like = (not :=).
+
+
+# check for proper make version
+ifneq ($(findstring x3.7,x$(MAKE_VERSION)),)
+$(error Your make is too old $(MAKE_VERSION). Go get at least 3.80)
+endif
+
+#-----------------------------------------------------------
+# This file contains rules which are shared between multiple
+# Makefiles. All normal configuration options live in the
+# file named ".config". Don't mess with this file unless
+# you know what you are doing.
+
+
+#-----------------------------------------------------------
+# If you are running a cross compiler, you will want to set
+# 'CROSS_COMPILE' to something more interesting ... Target
+# architecture is determined by asking the CC compiler what
+# arch it compiles things for, so unless your compiler is
+# broken, you should not need to specify TARGET_ARCH.
+#
+# Most people will set this stuff on the command line, i.e.
+# make CROSS_COMPILE=arm-linux-
+# will build uClibc for 'arm'.
+# CROSS is still supported for backward compatibily only
+
+CROSS_COMPILE ?= $(CROSS)
+
+CC = $(CROSS_COMPILE)gcc
+AR = $(CROSS_COMPILE)ar
+LD = $(CROSS_COMPILE)ld
+NM = $(CROSS_COMPILE)nm
+OBJDUMP = $(CROSS_COMPILE)objdump
+STRIPTOOL = $(CROSS_COMPILE)strip
+
+INSTALL = install
+LN = ln
+RM = rm -f
+TAR = tar
+SED = sed
+AWK = awk
+
+STRIP_FLAGS ?= -x -R .note -R .comment
+
+## unused? if yes, remove after 0.9.31
+## UNIFDEF := $(top_builddir)extra/scripts/unifdef
+
+# Select the compiler needed to build binaries for your development system
+HOSTCC = gcc
+BUILD_CFLAGS = -Os -Wall
+
+#---------------------------------------------------------
+# Nothing beyond this point should ever be touched by mere
+# mortals. Unless you hang out with the gods, you should
+# probably leave all this stuff alone.
+
+# strip quotes
+qstrip = $(strip $(subst ",,$(1)))
+#"))
+
+# Pull in the user's uClibc configuration
+ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
+-include $(top_builddir).config
+endif
+TARGET_ARCH:=$(call qstrip,$(TARGET_ARCH))
+ifeq ($(TARGET_ARCH),)
+ARCH ?= $(shell uname -m | $(SED) -e s/i.86/i386/ \
+ -e s/sun.*/sparc/ -e s/sparc.*/sparc/ \
+ -e s/arm.*/arm/ -e s/sa110/arm/ \
+ -e s/sh.*/sh/ \
+ -e s/s390x/s390/ -e s/parisc.*/hppa/ \
+ -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
+ -e s/xtensa.*/xtensa/ )
+else
+ARCH = $(TARGET_ARCH)
+endif
+export ARCH
+
+# Make certain these contain a final "/", but no "//"s.
+TARGET_SUBARCH:=$(call qstrip,$(TARGET_SUBARCH))
+RUNTIME_PREFIX:=$(strip $(subst //,/, $(subst ,/, $(call qstrip,$(RUNTIME_PREFIX)))))
+DEVEL_PREFIX:=$(strip $(subst //,/, $(subst ,/, $(call qstrip,$(DEVEL_PREFIX)))))
+MULTILIB_DIR:=$(strip $(subst //,/, $(subst ,/, $(call qstrip,$(MULTILIB_DIR)))))
+KERNEL_HEADERS:=$(strip $(subst //,/, $(subst ,/, $(call qstrip,$(KERNEL_HEADERS)))))
+export RUNTIME_PREFIX DEVEL_PREFIX KERNEL_HEADERS MULTILIB_DIR
+
+
+# Now config hard core
+MAJOR_VERSION := 0
+MINOR_VERSION := 9
+SUBLEVEL := 33
+EXTRAVERSION :=.2
+VERSION := $(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL)
+ABI_VERSION := $(MAJOR_VERSION)
+ifneq ($(EXTRAVERSION),)
+VERSION := $(VERSION)$(EXTRAVERSION)
+endif
+# Ensure consistent sort order, 'gcc -print-search-dirs' behavior, etc.
+LC_ALL := C
+export MAJOR_VERSION MINOR_VERSION SUBLEVEL VERSION ABI_VERSION LC_ALL
+
+LIBC := libc
+SHARED_LIBNAME := $(LIBC).so.$(ABI_VERSION)
+UBACKTRACE_DSO := libubacktrace.so.$(ABI_VERSION)
+ifneq ($(findstring $(TARGET_ARCH) , hppa64 ia64 mips64 powerpc64 s390x sparc64 x86_64 ),)
+UCLIBC_LDSO_NAME := ld64-uClibc
+ARCH_NATIVE_BIT := 64
+else
+UCLIBC_LDSO_NAME := ld-uClibc
+ARCH_NATIVE_BIT := 32
+endif
+UCLIBC_LDSO := $(UCLIBC_LDSO_NAME).so.$(ABI_VERSION)
+NONSHARED_LIBNAME := uclibc_nonshared.a
+libc := $(top_builddir)lib/$(SHARED_LIBNAME)
+libc.depend := $(top_builddir)lib/$(SHARED_LIBNAME:.$(ABI_VERSION)=)
+ifneq ($(ARCH_HAS_NO_SHARED),y)
+libdl.depend := $(top_builddir)lib/libdl.so
+endif
+ifneq ($(HAS_NO_THREADS),y)
+libpthread.depend := $(top_builddir)lib/libpthread.so
+endif
+interp := $(top_builddir)lib/interp.os
+ldso := $(top_builddir)lib/$(UCLIBC_LDSO)
+headers_dep := $(top_builddir)include/bits/sysnum.h
+sub_headers := $(headers_dep)
+
+#LIBS :=$(interp) -L$(top_builddir)lib -lc
+LIBS := $(interp) -L$(top_builddir)lib $(libc:.$(ABI_VERSION)=)
+
+# Make sure DESTDIR and PREFIX can be used to install
+# PREFIX is a uClibcism while DESTDIR is a common GNUism
+ifndef PREFIX
+PREFIX = $(DESTDIR)
+endif
+
+ifneq ($(HAVE_SHARED),y)
+libc :=
+interp :=
+ldso :=
+endif
+
+comma:=,
+space:= #
+
+ifeq ($(CROSS_COMPILE),)
+CROSS_COMPILE=$(call qstrip,$(CROSS_COMPILER_PREFIX))
+endif
+
+# A nifty macro to make testing gcc features easier
+check_gcc=$(shell \
+ if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; \
+ then echo "$(1)"; else echo "$(2)"; fi)
+check_as=$(shell \
+ if $(CC) -Wa,$(1) -Wa,-Z -c -o /dev/null -xassembler /dev/null > /dev/null 2>&1; \
+ then echo "-Wa,$(1)"; fi)
+check_ld=$(shell \
+ if $(LD) $(1) -o /dev/null -b binary /dev/null > /dev/null 2>&1; \
+ then echo "$(1)"; fi)
+
+# Use variable indirection here so that we can have variable
+# names with fun chars in them like equal signs
+define check-tool-var
+ifeq ($(filter $(clean_targets) CLEAN_%,$(MAKECMDGOALS)),)
+_v = $(2)_$(3)
+ifndef $$(_v)
+$$(_v) := $$(call $(1),$(subst %, ,$(3)))
+export $$(_v)
+endif
+endif
+endef
+
+# Usage: check-gcc-var,<flag>
+# Check the C compiler to see if it supports <flag>.
+# Export the variable CFLAG_<flag> if it does.
+define check-gcc-var
+$(call check-tool-var,check_gcc,CFLAG,$(1))
+endef
+# Usage: check-as-var,<flag>
+# Check the assembler to see if it supports <flag>. Export the
+# variable ASFLAG_<flag> if it does (for invoking the assembler),
+# as well CFLAG_-Wa<flag> (for invoking the compiler driver).
+define check-as-var
+$(call check-tool-var,check_as,ASFLAG,$(1))
+_v = CFLAG_-Wa$(1)
+export $$(_v) = $$(if $$(ASFLAG_$(1)),-Wa$$(comma)$$(ASFLAG_$(1)))
+endef
+# Usage: check-ld-var,<flag>
+# Check the linker to see if it supports <flag>. Export the
+# variable LDFLAG_<flag> if it does (for invoking the linker),
+# as well CFLAG_-Wl<flag> (for invoking the compiler driver).
+define check-ld-var
+$(call check-tool-var,check_ld,LDFLAG,$(1))
+_v = CFLAG_-Wl$(1)
+export $$(_v) = $$(if $$(LDFLAG_$(1)),-Wl$$(comma)$$(LDFLAG_$(1)))
+endef
+# Usage: cache-output-var,<variable>,<shell command>
+# Execute <shell command> and cache the output in <variable>.
+define cache-output-var
+ifndef $(1)
+$(1) := $$(shell $(2))
+export $(1)
+endif
+endef
+
+
+ARFLAGS:=cr
+
+
+# Flags in OPTIMIZATION are used only for non-debug builds
+
+OPTIMIZATION:=
+# Use '-Os' optimization if available, else use -O2, allow Config to override
+ifneq ($(TARGET_ARCH),m68k)
+$(eval $(call check-gcc-var,-Os))
+ifneq ($(CFLAG_-Os),)
+OPTIMIZATION += $(CFLAG_-Os)
+else
+$(eval $(call check-gcc-var,-O2))
+OPTIMIZATION += $(CFLAG_-O2)
+endif
+endif
+# Use the gcc 3.4 -funit-at-a-time optimization when available
+$(eval $(call check-gcc-var,-funit-at-a-time))
+OPTIMIZATION += $(CFLAG_-funit-at-a-time)
+# shrinks code by about 0.1%
+$(eval $(call check-gcc-var,-fmerge-all-constants))
+$(eval $(call check-gcc-var,-fstrict-aliasing))
+OPTIMIZATION += $(CFLAG_-fmerge-all-constants) $(CFLAG_-fstrict-aliasing)
+
+$(eval $(call cache-output-var,GCC_VER,$(CC) -dumpversion))
+GCC_VER := $(subst ., ,$(GCC_VER))
+GCC_MAJOR_VER ?= $(word 1,$(GCC_VER))
+#GCC_MINOR_VER ?= $(word 2,$(GCC_VER))
+
+ifeq ($(GCC_MAJOR_VER),4)
+# shrinks code, results are from 4.0.2
+# 0.36%
+$(eval $(call check-gcc-var,-fno-tree-loop-optimize))
+OPTIMIZATION += $(CFLAG_-fno-tree-loop-optimize)
+# 0.34%
+$(eval $(call check-gcc-var,-fno-tree-dominator-opts))
+OPTIMIZATION += $(CFLAG_-fno-tree-dominator-opts)
+# 0.1%
+$(eval $(call check-gcc-var,-fno-strength-reduce))
+OPTIMIZATION += $(CFLAG_-fno-strength-reduce)
+endif
+
+
+# CPU_CFLAGS-y contain options which are not warnings,
+# not include or library paths, and not optimizations.
+
+# Why -funsigned-char: I hunted a bug related to incorrect
+# sign extension of 'char' type for 10 hours straight. Not fun.
+CPU_CFLAGS-y := -funsigned-char -fno-builtin
+
+$(eval $(call check-gcc-var,-fno-asm))
+CPU_CFLAGS-y += $(CFLAG_-fno-asm)
+
+LDADD_LIBFLOAT=
+ifeq ($(UCLIBC_HAS_SOFT_FLOAT),y)
+# If -msoft-float isn't supported, we want an error anyway.
+# Hmm... might need to revisit this for arm since it has 2 different
+# soft float encodings.
+ifneq ($(TARGET_ARCH),nios)
+ifneq ($(TARGET_ARCH),nios2)
+ifneq ($(TARGET_ARCH),sh)
+ifneq ($(TARGET_ARCH),c6x)
+CPU_CFLAGS-y += -msoft-float
+endif
+endif
+endif
+endif
+ifeq ($(TARGET_ARCH),arm)
+# No longer needed with current toolchains, but leave it here for now.
+# If anyone is actually still using gcc 2.95 (say), they can uncomment it.
+# LDADD_LIBFLOAT=-lfloat
+endif
+endif
+
+$(eval $(call check-gcc-var,-std=gnu99))
+CPU_CFLAGS-y += $(CFLAG_-std=gnu99)
+
+CPU_CFLAGS-$(UCLIBC_FORMAT_SHARED_FLAT) += -mid-shared-library
+CPU_CFLAGS-$(UCLIBC_FORMAT_FLAT_SEP_DATA) += -msep-data
+
+CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN) += -Wl,-EL
+CPU_LDFLAGS-$(ARCH_BIG_ENDIAN) += -Wl,-EB
+
+PICFLAG-y := -fPIC
+PICFLAG-$(UCLIBC_FORMAT_FDPIC_ELF) := -mfdpic
+PICFLAG-$(UCLIBC_FORMAT_DSBT_ELF) := -mdsbt -fpic
+PICFLAG := $(PICFLAG-y)
+PIEFLAG_NAME:=-fPIE
+
+# Some nice CPU specific optimizations
+ifeq ($(TARGET_ARCH),i386)
+$(eval $(call check-gcc-var,-fomit-frame-pointer))
+ OPTIMIZATION += $(CFLAG_-fomit-frame-pointer)
+
+ifeq ($(CONFIG_386)$(CONFIG_486)$(CONFIG_586)$(CONFIG_586MMX),y)
+ # Non-SSE capable processor.
+ # NB: this may make SSE insns segfault!
+ # -O1 -march=pentium3, -Os -msse etc are known to be affected.
+ # See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13685
+ # -m32 is needed if host is 64-bit
+ OPTIMIZATION+=$(call check_gcc,-m32 -mpreferred-stack-boundary=2,)
+else
+$(eval $(call check-gcc-var,-mpreferred-stack-boundary=4))
+ OPTIMIZATION += $(CFLAG_-mpreferred-stack-boundary=4)
+endif
+
+ # Choice of alignment (please document why!)
+ # -falign-labels: in-line labels
+ # (reachable by normal code flow, aligning will insert nops
+ # which will be executed - may even make things slower)
+ # -falign-jumps: reachable only by a jump
+ # Generic: no alignment at all (smallest code)
+ GCC_FALIGN=$(call check_gcc,-falign-functions=1 -falign-jumps=1 -falign-labels=1 -falign-loops=1,-malign-jumps=1 -malign-loops=1)
+ifeq ($(CONFIG_K7),y)
+ # Align functions to four bytes, use default for jumps and loops (why?)
+ GCC_FALIGN=$(call check_gcc,-falign-functions=4 -falign-labels=1,-malign-functions=4)
+endif
+ifeq ($(CONFIG_CRUSOE),y)
+ # Use compiler's default for functions, jumps and loops (why?)
+ GCC_FALIGN=$(call check_gcc,-falign-functions=0 -falign-labels=1,-malign-functions=0)
+endif
+ifeq ($(CONFIG_CYRIXIII),y)
+ # Use compiler's default for functions, jumps and loops (why?)
+ GCC_FALIGN=$(call check_gcc,-falign-functions=0 -falign-labels=1,-malign-functions=0)
+endif
+ OPTIMIZATION+=$(GCC_FALIGN)
+
+ # Putting each function and data object into its own section
+ # allows for kbytes of less text if users link against static uclibc
+ # using ld --gc-sections.
+ # ld 2.18 can't do that (yet?) for shared libraries, so we itself
+ # do not use --gc-sections at shared lib link time.
+ # However, in combination with sections being sorted by alignment
+ # it does result in much reduced padding:
+ # text data bss dec hex
+ # 235319 1472 5992 242783 3b45f old.so
+ # 234104 1472 5980 241556 3af94 new.so
+ # Without -ffunction-sections, all functions will get aligned
+ # to 4 byte boundary by as/ld. This is arguably a bug in as.
+ # It specifies 4 byte align for .text even if not told to do so:
+ # Idx Name Size VMA LMA File off Algn
+ # 0 .text xxxxxxxx 00000000 00000000 xxxxxxxx 2**2 <===!
+ CPU_CFLAGS-y += $(CFLAG_-ffunction-sections) $(CFLAG_-fdata-sections)
+ CPU_LDFLAGS-y += $(CFLAG_-Wl--sort-common)
+$(eval $(call check-ld-var,--sort-section=alignment))
+ CPU_LDFLAGS-y += $(CFLAG_-Wl--sort-section=alignment)
+
+ CPU_LDFLAGS-y+=-m32
+ CPU_CFLAGS-y+=-m32
+ CPU_CFLAGS-$(CONFIG_386)+=-march=i386
+ CPU_CFLAGS-$(CONFIG_486)+=-march=i486
+ CPU_CFLAGS-$(CONFIG_ELAN)+=-march=i486
+ CPU_CFLAGS-$(CONFIG_586)+=-march=i586
+ CPU_CFLAGS-$(CONFIG_586MMX)+=$(call check_gcc,-march=pentium-mmx,-march=i586)
+ CPU_CFLAGS-$(CONFIG_686)+=-march=i686
+ CPU_CFLAGS-$(CONFIG_PENTIUMII)+=$(call check_gcc,-march=pentium2,-march=i686)
+ CPU_CFLAGS-$(CONFIG_PENTIUMIII)+=$(call check_gcc,-march=pentium3,-march=i686)
+ CPU_CFLAGS-$(CONFIG_PENTIUM4)+=$(call check_gcc,-march=pentium4,-march=i686)
+ CPU_CFLAGS-$(CONFIG_K6)+=$(call check_gcc,-march=k6,-march=i586)
+ CPU_CFLAGS-$(CONFIG_K7)+=$(call check_gcc,-march=athlon,-march=i686)
+ CPU_CFLAGS-$(CONFIG_CRUSOE)+=-march=i686
+ CPU_CFLAGS-$(CONFIG_WINCHIPC6)+=$(call check_gcc,-march=winchip-c6,-march=i586)
+ CPU_CFLAGS-$(CONFIG_WINCHIP2)+=$(call check_gcc,-march=winchip2,-march=i586)
+ CPU_CFLAGS-$(CONFIG_CYRIXIII)+=$(call check_gcc,-march=c3,-march=i486)
+ CPU_CFLAGS-$(CONFIG_NEHEMIAH)+=$(call check_gcc,-march=c3-2,-march=i686)
+endif
+
+ifeq ($(TARGET_ARCH),sparc)
+ CPU_CFLAGS-$(CONFIG_SPARC_V7)+=-mcpu=v7
+ CPU_CFLAGS-$(CONFIG_SPARC_V8)+=-mcpu=v8
+ CPU_CFLAGS-$(CONFIG_SPARC_V9)+=-mcpu=v9
+ CPU_CFLAGS-$(CONFIG_SPARC_V9B)+=$(call check_gcc,-mcpu=v9b,-mcpu=ultrasparc)
+endif
+
+ifeq ($(TARGET_ARCH),arm)
+ CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-mlittle-endian
+ CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mbig-endian
+ CPU_CFLAGS-$(COMPILE_IN_THUMB_MODE)+=-mthumb
+endif
+
+ifeq ($(TARGET_ARCH),mips)
+ OPTIMIZATION+=-mno-split-addresses
+ CPU_CFLAGS-$(CONFIG_MIPS_ISA_1)+=-mips1
+ CPU_CFLAGS-$(CONFIG_MIPS_ISA_2)+=-mips2 -mtune=mips2
+ CPU_CFLAGS-$(CONFIG_MIPS_ISA_3)+=-mips3 -mtune=mips3
+ CPU_CFLAGS-$(CONFIG_MIPS_ISA_4)+=-mips4 -mtune=mips4
+ CPU_CFLAGS-$(CONFIG_MIPS_ISA_MIPS32)+=-mips32 -mtune=mips32
+ CPU_CFLAGS-$(CONFIG_MIPS_ISA_MIPS32R2)+=-march=mips32r2 -mtune=mips32r2
+ CPU_CFLAGS-$(CONFIG_MIPS_ISA_MIPS64)+=-mips64 -mtune=mips32
+ ifeq ($(strip $(ARCH_BIG_ENDIAN)),y)
+ CPU_LDFLAGS-$(CONFIG_MIPS_N64_ABI)+=-Wl,-melf64btsmip
+ CPU_LDFLAGS-$(CONFIG_MIPS_O32_ABI)+=-Wl,-melf32btsmip
+ endif
+ ifeq ($(strip $(ARCH_LITTLE_ENDIAN)),y)
+ CPU_LDFLAGS-$(CONFIG_MIPS_N64_ABI)+=-Wl,-melf64ltsmip
+ CPU_LDFLAGS-$(CONFIG_MIPS_O32_ABI)+=-Wl,-melf32ltsmip
+ endif
+ CPU_CFLAGS-$(CONFIG_MIPS_N64_ABI)+=-mabi=64
+ CPU_CFLAGS-$(CONFIG_MIPS_O32_ABI)+=-mabi=32
+ CPU_CFLAGS-$(CONFIG_MIPS_N32_ABI)+=-mabi=n32
+endif
+
+ifeq ($(TARGET_ARCH),nios)
+ OPTIMIZATION+=-funaligned-struct-hack
+ CPU_LDFLAGS-y+=-Wl,-m32
+ CPU_CFLAGS-y+=-Wl,-m32
+endif
+
+ifeq ($(TARGET_ARCH),sh)
+$(eval $(call check-gcc-var,-mprefergot))
+ OPTIMIZATION += $(CFLAG_-mprefergot)
+ CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-ml
+ CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mb
+ CPU_CFLAGS-$(CONFIG_SH2)+=-m2
+ CPU_CFLAGS-$(CONFIG_SH3)+=-m3
+ifeq ($(UCLIBC_HAS_FPU),y)
+ CPU_CFLAGS-$(CONFIG_SH2A)+=-m2a
+ CPU_CFLAGS-$(CONFIG_SH4)+=-m4
+else
+ CPU_CFLAGS-$(CONFIG_SH2A)+=-m2a-nofpu
+ CPU_CFLAGS-$(CONFIG_SH4)+=-m4-nofpu
+endif
+endif
+
+ifeq ($(TARGET_ARCH),sh64)
+ CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN):=-ml
+ CPU_CFLAGS-$(ARCH_BIG_ENDIAN):=-mb
+ CPU_CFLAGS-$(CONFIG_SH5)+=-m5-32media
+endif
+
+ifeq ($(TARGET_ARCH),h8300)
+ SYMBOL_PREFIX=_
+ CPU_LDFLAGS-$(CONFIG_H8300H)+= -Wl,-ms8300h
+ CPU_LDFLAGS-$(CONFIG_H8S) += -Wl,-ms8300s
+ CPU_CFLAGS-$(CONFIG_H8300H) += -mh -mint32
+ CPU_CFLAGS-$(CONFIG_H8S) += -ms -mint32
+endif
+
+ifeq ($(TARGET_ARCH),i960)
+ OPTIMIZATION+=-mh -mint32 #-fsigned-char
+endif
+
+ifeq ($(TARGET_ARCH),e1)
+ OPTIMIZATION+=-mgnu-param
+endif
+
+ifeq ($(TARGET_ARCH),cris)
+ CPU_LDFLAGS-$(CONFIG_CRIS)+=-Wl,-mcrislinux
+ CPU_LDFLAGS-$(CONFIG_CRISV32)+=-Wl,-mcrislinux
+ CPU_CFLAGS-$(CONFIG_CRIS)+=-mlinux
+ PICFLAG:=-fpic
+ PIEFLAG_NAME:=-fpie
+endif
+
+ifeq ($(TARGET_ARCH),m68k)
+ # -fPIC is only supported for 68020 and above. It is not supported
+ # for 68000, 68010, or Coldfire.
+ PICFLAG:=-fpic
+ PIEFLAG_NAME:=-fpie
+endif
+
+ifeq ($(TARGET_ARCH),powerpc)
+# PowerPC can hold 8192 entries in its GOT with -fpic which is more than
+# enough. Therefore use -fpic which will reduce code size and generates
+# faster code.
+ PICFLAG:=-fpic
+ PIEFLAG_NAME:=-fpie
+ PPC_HAS_REL16:=$(shell echo -e "\t.text\n\taddis 11,30,_GLOBAL_OFFSET_TABLE_-.@ha" | $(CC) -c -x assembler -o /dev/null - 2> /dev/null && echo -n y || echo -n n)
+ CPU_CFLAGS-$(PPC_HAS_REL16)+= -DHAVE_ASM_PPC_REL16
+ CPU_CFLAGS-$(CONFIG_E500) += "-D__NO_MATH_INLINES"
+
+endif
+
+ifeq ($(TARGET_ARCH),bfin)
+ SYMBOL_PREFIX=_
+ifeq ($(UCLIBC_FORMAT_FDPIC_ELF),y)
+ CPU_CFLAGS-y:=-mfdpic
+ CPU_LDFLAGS-y += -Wl,-melf32bfinfd
+ PICFLAG:=-fpic
+ PIEFLAG_NAME:=-fpie
+endif
+ifeq ($(UCLIBC_FORMAT_SHARED_FLAT),y)
+ PICFLAG := -mleaf-id-shared-library
+endif
+endif
+
+ifeq ($(TARGET_ARCH),frv)
+ CPU_LDFLAGS-$(CONFIG_FRV)+=-Wl,-melf32frvfd
+ # Using -pie causes the program to have an interpreter, which is
+ # forbidden, so we must make do with -shared. Unfortunately,
+ # -shared by itself would get us global function descriptors
+ # and calls through PLTs, dynamic resolution of symbols, etc,
+ # which would break as well, but -Bsymbolic comes to the rescue.
+ export LDPIEFLAG:=-shared -Wl,-Bsymbolic
+ UCLIBC_LDSO=ld.so.1
+endif
+
+ifeq ($(strip $(TARGET_ARCH)),avr32)
+ CPU_CFLAGS-$(CONFIG_AVR32_AP7) += -march=ap
+ CPU_CFLAGS-$(CONFIG_LINKRELAX) += -mrelax
+ CPU_LDFLAGS-$(CONFIG_LINKRELAX) += --relax
+endif
+
+ifeq ($(TARGET_ARCH),i960)
+ SYMBOL_PREFIX=_
+endif
+
+ifeq ($(TARGET_ARCH),v850)
+ SYMBOL_PREFIX=_
+endif
+
+ifeq ($(TARGET_ARCH),c6x)
+ PIEFLAG:=
+ CPU_CFLAGS-$(CONFIG_TMS320C64X) += -march=c64x
+ CPU_CFLAGS-$(CONFIG_TMS320C64XPLUS) += -march=c64x+
+ CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-mlittle-endian
+ CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mbig-endian
+ CPU_LDFLAGS-y += $(CPU_CFLAGS)
+endif
+
+$(eval $(call check-gcc-var,$(PIEFLAG_NAME)))
+PIEFLAG := $(CFLAG_$(PIEFLAG_NAME))
+ifeq ($(PIEFLAG),)
+PIEFLAG := $(PICFLAG)
+endif
+# We need to keep track of both the CC PIE flag (above) as
+# well as the LD PIE flag (below) because we can't rely on
+# gcc passing -pie if we used -fPIE. We need to directly use -pie
+# instead of -Wl,-pie as gcc picks up the wrong startfile/endfile
+$(eval $(call cache-output-var,LDPIEFLAG,$(LD) --help 2>/dev/null | grep -q -- -pie && echo "-pie"))
+
+# Check for --as-needed support in linker
+ifndef LD_FLAG_ASNEEDED
+_LD_FLAG_ASNEEDED:=$(shell $(LD) --help 2>/dev/null | grep -- --as-needed)
+ifneq ($(_LD_FLAG_ASNEEDED),)
+export LD_FLAG_ASNEEDED:=--as-needed
+endif
+endif
+ifndef LD_FLAG_NO_ASNEEDED
+ifdef LD_FLAG_ASNEEDED
+export LD_FLAG_NO_ASNEEDED:=--no-as-needed
+endif
+endif
+ifndef CC_FLAG_ASNEEDED
+ifdef LD_FLAG_ASNEEDED
+export CC_FLAG_ASNEEDED:=-Wl,$(LD_FLAG_ASNEEDED)
+endif
+endif
+ifndef CC_FLAG_NO_ASNEEDED
+ifdef LD_FLAG_NO_ASNEEDED
+export CC_FLAG_NO_ASNEEDED:=-Wl,$(LD_FLAG_NO_ASNEEDED)
+endif
+endif
+link.asneeded = $(if $(findstring yy,$(CC_FLAG_ASNEEDED)$(CC_FLAG_NO_ASNEEDED)),$(CC_FLAG_ASNEEDED) $(1) $(CC_FLAG_NO_ASNEEDED))
+
+# Check for AS_NEEDED support in linker script (binutils>=2.16.1 has it)
+ifndef ASNEEDED
+export ASNEEDED:=$(shell $(LD) --help 2>/dev/null | grep -q -- --as-needed && echo "AS_NEEDED ( $(UCLIBC_LDSO) )" || echo "$(UCLIBC_LDSO)")
+ifeq ($(UCLIBC_HAS_BACKTRACE),y)
+# Only used in installed libc.so linker script
+UBACKTRACE_FULL_NAME := $(RUNTIME_PREFIX)lib/$(UBACKTRACE_DSO)
+export UBACKTRACE_ASNEEDED:=$(shell $(LD) --help 2>/dev/null | grep -q -- --as-needed && echo "AS_NEEDED ( $(UBACKTRACE_FULL_NAME) )" || echo "$(UBACKTRACE_FULL_NAME)")
+else
+export UBACKTRACE_ASNEEDED:=""
+endif
+endif
+
+# Add a bunch of extra pedantic annoyingly strict checks
+WARNING_FLAGS = -Wstrict-prototypes -Wstrict-aliasing
+ifeq ($(EXTRA_WARNINGS),y)
+WARNING_FLAGS += \
+ -Wformat=2 \
+ -Wmissing-noreturn \
+ -Wmissing-format-attribute \
+ -Wmissing-prototypes \
+ -Wmissing-declarations \
+ -Wnested-externs \
+ -Wnonnull \
+ -Wold-style-declaration \
+ -Wold-style-definition \
+ -Wshadow \
+ -Wundef
+# Works only w/ gcc-3.4 and up, can't be checked for gcc-3.x w/ check_gcc()
+WARNING_FLAGS-gcc-4 += -Wdeclaration-after-statement
+endif
+WARNING_FLAGS += $(WARNING_FLAGS-gcc-$(GCC_MAJOR_VER))
+$(foreach w,$(WARNING_FLAGS),$(eval $(call check-gcc-var,$(w))))
+XWARNINGS = $(call qstrip,$(WARNINGS)) $(foreach w,$(WARNING_FLAGS),$(CFLAG_$(w)))
+
+CPU_CFLAGS=$(call qstrip,$(CPU_CFLAGS-y))
+
+# Save the tested flag in a single variable and force it to be
+# evaluated just once. Then use that computed value.
+$(eval $(call check-gcc-var,-fno-stack-protector))
+SSP_DISABLE_FLAGS ?= $(CFLAG_-fno-stack-protector)
+ifeq ($(UCLIBC_BUILD_SSP),y)
+$(eval $(call check-gcc-var,-fno-stack-protector-all))
+$(eval $(call check-gcc-var,-fstack-protector))
+$(eval $(call check-gcc-var,-fstack-protector-all))
+SSP_CFLAGS := $(CFLAG_-fno-stack-protector-all)
+SSP_CFLAGS += $(CFLAG_-fstack-protector)
+SSP_ALL_CFLAGS ?= $(CFLAG_-fstack-protector-all)
+else
+SSP_CFLAGS := $(SSP_DISABLE_FLAGS)
+endif
+
+$(eval $(call check-gcc-var,-nostdlib))
+
+# Collect all CFLAGS components
+CFLAGS := -include $(top_srcdir)include/libc-symbols.h \
+ $(XWARNINGS) $(CPU_CFLAGS) $(SSP_CFLAGS) \
+ -nostdinc -I$(top_builddir)include -I$(top_srcdir)include -I. \
+ -I$(top_srcdir)libc/sysdeps/linux \
+ -I$(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)
+
+# We need this to be checked within libc-symbols.h
+ifneq ($(HAVE_SHARED),y)
+CFLAGS += -DSTATIC
+endif
+
+$(eval $(call check-ld-var,--warn-once))
+$(eval $(call check-ld-var,--sort-common))
+$(eval $(call check-ld-var,--discard-all))
+LDFLAGS_NOSTRIP:=$(CPU_LDFLAGS-y) -shared \
+ -Wl,--warn-common $(CFLAG_-Wl--warn-once) -Wl,-z,combreloc
+# binutils-2.16.1 warns about ignored sections, 2.16.91.0.3 and newer are ok
+#$(eval $(call check-ld-var,--gc-sections))
+#LDFLAGS_NOSTRIP += $(LDFLAG_--gc-sections)
+
+$(eval $(call check-gcc-var,-fdata-sections))
+$(eval $(call check-gcc-var,-ffunction-sections))
+
+ifeq ($(UCLIBC_BUILD_RELRO),y)
+LDFLAGS_NOSTRIP+=-Wl,-z,relro
+endif
+
+ifeq ($(UCLIBC_BUILD_NOW),y)
+LDFLAGS_NOSTRIP+=-Wl,-z,now
+endif
+
+ifeq ($(LDSO_GNU_HASH_SUPPORT),y)
+# Be sure that binutils support it
+$(eval $(call check-ld-var,--hash-style=gnu))
+ifeq ($(LDFLAG_--hash-style=gnu),)
+ifneq ($(filter-out $(clean_targets) CLEAN_% install_headers headers-y,$(MAKECMDGOALS)),)
+$(error Your binutils do not support --hash-style option, while you want to use it)
+endif
+else
+LDFLAGS_NOSTRIP += $(CFLAG_-Wl--hash-style=gnu)
+endif
+endif
+
+LDFLAGS:=$(LDFLAGS_NOSTRIP) -Wl,-z,defs
+ifeq ($(DODEBUG),y)
+CFLAGS += -O0 -g3 -DDEBUG
+else
+CFLAGS += $(OPTIMIZATION) -g3
+endif
+ifeq ($(DOSTRIP),y)
+LDFLAGS += -Wl,-s
+else
+STRIPTOOL := true -Stripping_disabled
+endif
+ifneq ($(strip $(UCLIBC_EXTRA_CFLAGS)),"")
+CFLAGS += $(call qstrip,$(UCLIBC_EXTRA_CFLAGS))
+endif
+
+ifeq ($(DOMULTI),y)
+# we try to compile all sources at once into an object (IMA), but
+# gcc-3.3.x does not support it
+# gcc-3.4.x supports it, but does not need and support --combine. though fails on many sources
+# gcc-4.0.x supports it, supports the --combine flag, but does not need it
+# gcc-4.1(200506xx) supports it, but needs the --combine flag, else libs are useless
+ifeq ($(GCC_MAJOR_VER),3)
+DOMULTI:=n
+else
+$(eval $(call check-gcc-var,--combine))
+CFLAGS += $(CFLAG_--combine)
+endif
+else
+DOMULTI:=n
+endif
+
+ifneq ($(strip $(UCLIBC_EXTRA_LDFLAGS)),"")
+LDFLAGS += $(call qstrip,$(UCLIBC_EXTRA_LDFLAGS))
+endif
+
+ifeq ($(UCLIBC_HAS_THREADS),y)
+ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
+ PTNAME := nptl
+ CFLAGS += -DHAVE_FORCED_UNWIND
+else
+ifeq ($(LINUXTHREADS_OLD),y)
+ PTNAME := linuxthreads.old
+else
+ PTNAME := linuxthreads
+endif
+endif
+PTDIR := libpthread/$(PTNAME)
+# set up system dependencies include dirs (NOTE: order matters!)
+ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
+PTINC:= -I$(top_builddir)$(PTDIR) \
+ -I$(top_srcdir)$(PTDIR) \
+ $(if $(TARGET_ARCH),-I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux/$(TARGET_ARCH)/$(TARGET_SUBARCH)) \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux/$(TARGET_ARCH) \
+ -I$(top_builddir)$(PTDIR)/sysdeps/$(TARGET_ARCH) \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/$(TARGET_ARCH) \
+ -I$(top_builddir)$(PTDIR)/sysdeps/unix/sysv/linux \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/pthread \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/pthread/bits \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/generic \
+ -I$(top_srcdir)ldso/ldso/$(TARGET_ARCH) \
+ -I$(top_srcdir)ldso/include
+#
+# Test for TLS if NPTL support was selected.
+#
+GCC_HAS_TLS=$(shell \
+ echo "extern __thread int foo;" | $(CC) -o /dev/null -S -xc - 2>&1)
+ifneq ($(GCC_HAS_TLS),)
+gcc_tls_test_fail:
+ @echo "####";
+ @echo "#### Your compiler does not support TLS and you are trying to build uClibc";
+ @echo "#### with NPTL support. Upgrade your binutils and gcc to versions which";
+ @echo "#### support TLS for your architecture. Do not contact uClibc maintainers";
+ @echo "#### about this problem.";
+ @echo "####";
+ @echo "#### Exiting...";
+ @echo "####";
+ @exit 1;
+endif
+else
+PTINC := \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux/$(TARGET_ARCH) \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/$(TARGET_ARCH) \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux \
+ -I$(top_srcdir)$(PTDIR)/sysdeps/pthread \
+ -I$(top_srcdir)$(PTDIR) \
+ -I$(top_srcdir)libpthread
+endif
+CFLAGS+=$(PTINC)
+else
+ PTNAME :=
+ PTINC :=
+endif
+CFLAGS += -I$(top_srcdir)libc/sysdeps/linux/common
+CFLAGS += -I$(KERNEL_HEADERS)
+
+#CFLAGS += -iwithprefix include-fixed -iwithprefix include
+$(eval $(call cache-output-var,CC_IPREFIX,$(CC) -print-file-name=include))
+CC_INC := -isystem $(dir $(CC_IPREFIX))include-fixed -isystem $(CC_IPREFIX)
+CFLAGS += $(CC_INC)
+
+ifneq ($(DOASSERTS),y)
+CFLAGS+=-DNDEBUG
+endif
+
+ifeq ($(SYMBOL_PREFIX),_)
+CFLAGS+=-D__UCLIBC_UNDERSCORES__
+endif
+
+# Keep the check_as from being needlessly executed
+ifeq ($(UCLIBC_BUILD_NOEXECSTACK),y)
+$(eval $(call check-as-var,--noexecstack))
+endif
+ASFLAGS = $(ASFLAG_--noexecstack)
+
+LIBGCC_CFLAGS ?= $(CFLAGS) $(CPU_CFLAGS-y)
+$(eval $(call cache-output-var,LIBGCC,$(CC) $(LIBGCC_CFLAGS) -print-libgcc-file-name))
+LIBGCC_DIR:=$(dir $(LIBGCC))
+
+# moved from libpthread/linuxthreads
+ifeq ($(UCLIBC_CTOR_DTOR),y)
+SHARED_START_FILES:=$(top_builddir)lib/crti.o $(LIBGCC_DIR)crtbeginS.o
+SHARED_END_FILES:=$(LIBGCC_DIR)crtendS.o $(top_builddir)lib/crtn.o
+endif
+
+LOCAL_INSTALL_PATH := install_dir