CROSS_LIBGCC1 = libgcc1-asm.a
LIB1ASMSRC = xscale/lib1funcs.asm
LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _bb_init_func _call_via_rX _interwork_call_via_rX

# We want fine grained libraries, so use the new code to build the
# floating point emulation libraries.
FPBIT = fp-bit.c
DPBIT = dp-bit.c

fp-bit.c: $(srcdir)/config/fp-bit.c
	echo '#define FLOAT' > fp-bit.c
	echo '#ifndef __ARMEB__' >> fp-bit.c
	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
	echo '#endif' >> fp-bit.c
	cat $(srcdir)/config/fp-bit.c >> fp-bit.c

dp-bit.c: $(srcdir)/config/fp-bit.c
	echo '#ifndef __ARMEB__' > dp-bit.c
	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c
	echo '#define FLOAT_WORD_ORDER_MISMATCH' >> dp-bit.c
	echo '#endif' >> dp-bit.c
	cat $(srcdir)/config/fp-bit.c >> dp-bit.c

MULTILIB_OPTIONS     = mlittle-endian/mbig-endian
MULTILIB_DIRNAMES    = le be
MULTILIB_EXCEPTIONS  = 
MULTILIB_MATCHES     = mbig-endian=mbe mlittle-endian=mle

# Note XScale does not support 26 bit APCS.
# Note XScale does not support hard FP.

MULTILIB_OPTIONS    += mno-thumb-interwork/mthumb-interwork
MULTILIB_DIRNAMES   += normal interwork
MULTILIB_EXCEPTIONS += *mapcs-26/*mthumb-interwork*

MULTILIB_OPTIONS    += marm/mthumb
MULTILIB_DIRNAMES   += arm thumb
MULTILIB_EXCEPTIONS += *mapcs-26/*mthumb*

MULTILIB_REDUNDANT_DIRS = interwork/thumb=thumb

# Note - the multilibs below (to build a newlib which does not use the
# the multiply instruction, so that they can be used older ARM7 and
# earlier processors), has been disabled on the assumption that the
# XScale configuration will never be used to be build applications
# targeted at these old processors.  Instead a mutlilib is set up for
# the StrongARM processor, so that the XScale toolchain can be used to
# build StrongARM applications - a requirement from Intel.
#
# MULTILIB_OPTIONS    += mcpu=arm7
# MULTILIB_DIRNAMES   += nofmult
# MULTILIB_EXCEPTIONS += *mthumb-interwork/*mcpu=arm7*
# MULTILIB_EXCEPTIONS += *mthumb/*mcpu=arm7*
# 
# # 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

MULTILIB_OPTIONS    += mcpu=strongarm
MULTILIB_DIRNAMES   += strongarm
MULTILIB_EXCEPTIONS += *mthumb-interwork/*mcpu=strongarm*
MULTILIB_EXCEPTIONS += *mthumb/*mcpu=strongarm*
MULTILIB_EXCEPTIONS += *mapcs-26/*mcpu=strongarm*
MULTILIB_MATCHES    += mcpu?strongarm=mcpu?strongarm110
MULTILIB_MATCHES    += mcpu?strongarm=mcpu?strongarm1110


EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o

# If EXTRA_MULTILIB_PARTS is not defined above then define EXTRA_PARTS here
# EXTRA_PARTS = crtbegin.o crtend.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 libgcc1.c.
# Disabling function inlining is a workaround for this problem.
TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc -fno-inline
