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LIB1ASMSRC = arm/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 = marm/mthumb
MULTILIB_DIRNAMES = arm thumb
MULTILIB_EXCEPTIONS =
# MULTILIB_OPTIONS = mlittle-endian/mbig-endian
# MULTILIB_DIRNAMES = le be
# MULTILIB_EXCEPTIONS =
# MULTILIB_MATCHES = mbig-endian=mbe mlittle-endian=mle
#
# MULTILIB_OPTIONS += mhard-float/msoft-float
# MULTILIB_DIRNAMES += fpu soft
#
# MULTILIB_OPTIONS += mapcs-32/mapcs-26
# MULTILIB_DIRNAMES += 32bit 26bit
#
# MULTILIB_OPTIONS += mno-thumb-interwork/mthumb-interwork
# MULTILIB_DIRNAMES += normal interwork
# MULTILIB_EXCEPTIONS += *mapcs-26/*mthumb-interwork*
#
# 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 = -Dinhibit_libc -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
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