LIB1ASMSRC = arm/lib1funcs.asm
LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _bb_init_func \
	_call_via_rX _interwork_call_via_rX \
	_lshrdi3 _ashrdi3 _ashldi3 \
	_negdf2 _addsubdf3 _muldivdf3 _cmpdf2 _unorddf2 _fixdfsi _fixunsdfsi \
	_truncdfsf2 _negsf2 _addsubsf3 _muldivsf3 _cmpsf2 _unordsf2 \
	_fixsfsi _fixunssfsi _floatdidf _floatdisf _floatundidf _floatundisf _muldi3

# These functions are present in both lib1funcs.asm and arm-libgcc2.c.  Only
# one version of a function is built based on compilation time arch setting.
LIB2FUNCS_EXTRA += $(srcdir)/config/arm/arm-libgcc2.c
LIB2FUNCS_EXCLUDE += _clzdi2 _clzsi2
LIB1ASMFUNCS += _clzdi2 _clzsi2

MULTILIB_OPTIONS     = marm/mthumb
MULTILIB_DIRNAMES    = arm thumb
MULTILIB_EXCEPTIONS  = 
MULTILIB_MATCHES     =

# MULTILIB_OPTIONS    += mcpu=ep9312
# MULTILIB_DIRNAMES   += ep9312
# MULTILIB_EXCEPTIONS += *mthumb/*mcpu=ep9312*
# 	
# MULTILIB_OPTIONS     += mlittle-endian/mbig-endian
# MULTILIB_DIRNAMES    += le be
# MULTILIB_MATCHES     += mbig-endian=mbe mlittle-endian=mle
# 
# MULTILIB_OPTIONS    += mhard-float/msoft-float
# MULTILIB_DIRNAMES   += fpu soft
# MULTILIB_EXCEPTIONS += *mthumb/*mhard-float*

MULTILIB_OPTIONS    += mno-thumb-interwork/mthumb-interwork
MULTILIB_DIRNAMES   += normal interwork

# -mandroind implies -mthumb-interwork
MULTILIB_OPTIONS    += mandroid
MULTILIB_DIRNAMES   += android
MULTILIB_EXCEPTIONS += *mthumb-interwork/*mandroid*

# MULTILIB_OPTIONS    += fno-leading-underscore/fleading-underscore
# MULTILIB_DIRNAMES   += elf under
# 
# MULTILIB_OPTIONS    += mcpu=arm7
# MULTILIB_DIRNAMES   += nofmult
# MULTILIB_EXCEPTIONS += *mthumb*/*mcpu=arm7*
# # Note: the multilib_exceptions matches both -mthumb and
# # -mthumb-interwork
# #
# # We have to match all the arm cpu variants which do not have the
# # multiply instruction and treat them as if the user had specified
# # -mcpu=arm7.  Note that in the following the ? is interpreted as
# # an = for the purposes of matching command line options.
# # FIXME: There ought to be a better way to do this.
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7d
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7di
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm70
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm700
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm700i
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm710
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm710c
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7100
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7500
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7500fe
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm6
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm60
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm600
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm610
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm620

EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o crti.o crtn.o

# If EXTRA_MULTILIB_PARTS is not defined above then define EXTRA_PARTS here
# EXTRA_PARTS = crtbegin.o crtend.o crti.o crtn.o

LIBGCC = stmp-multilib
INSTALL_LIBGCC = install-multilib

# Currently there is a bug somewhere in GCC's alias analysis
# or scheduling code that is breaking _fpmul_parts in fp-bit.c.
# Disabling function inlining is a workaround for this problem.
TARGET_LIBGCC2_CFLAGS = -fno-inline

# Assemble startup files.
$(T)crti.o: $(srcdir)/config/arm/crti.asm $(GCC_PASSES)
	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
	-c -o $(T)crti.o -x assembler-with-cpp $(srcdir)/config/arm/crti.asm

$(T)crtn.o: $(srcdir)/config/arm/crtn.asm $(GCC_PASSES)
	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
	-c -o $(T)crtn.o -x assembler-with-cpp $(srcdir)/config/arm/crtn.asm

# ANDROID LOCAL BEGIN
# Build a shared libgcc library.
# Only work for Android
SHLIB_EXT = .so
SHLIB_NAME = @shlib_base_name@.so
SHLIB_SONAME = @shlib_base_name@.so.1
SHLIB_OBJS = @shlib_objs@

SHLIB_LINK = $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -shared -nodefaultlibs \
	-Wl,-soname,$(SHLIB_SONAME) \
	-o $(SHLIB_NAME).tmp @multilib_flags@ $(SHLIB_OBJS) -lc && \
	rm -f $(SHLIB_SONAME) && \
	if [ -f $(SHLIB_NAME) ]; then \
	  mv -f $(SHLIB_NAME) $(SHLIB_NAME).backup; \
	else true; fi && \
	mv $(SHLIB_NAME).tmp $(SHLIB_NAME) && \
	$(LN_S) $(SHLIB_NAME) $(SHLIB_SONAME)
# $(slibdir) double quoted to protect it from expansion while building
# libgcc.mk.  We want this delayed until actual install time.
SHLIB_INSTALL = \
	$$(mkinstalldirs) $$(DESTDIR)$$(slibdir); \
	$(INSTALL_DATA) $(SHLIB_NAME) $$(DESTDIR)$$(slibdir)/$(SHLIB_SONAME); \
	rm -f $$(DESTDIR)$$(slibdir)/$(SHLIB_NAME); \
	$(LN_S) $(SHLIB_SONAME) $$(DESTDIR)$$(slibdir)/$(SHLIB_NAME)
# ANDROID LOCAL END