Subversion Repositories openrisc_me

# Copyright (C) 2000, 2001, 2006, 2008 Free Software Foundation, Inc.
#
# This file is part of GCC.
#
# GCC is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GCC is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING3.  If not see
# <http://www.gnu.org/licenses/>.

LIB1ASMFUNCS += _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _bb_init_func _clzsi2 _clzdi2

# 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 mhard-float/msoft-float
MULTILIB_DIRNAMES    = le be fpu soft
MULTILIB_EXCEPTIONS  =
MULTILIB_MATCHES     = mbig-endian=mbe mlittle-endian=mle
EXTRA_MULTILIB_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