t-mt

linux下编程用 编译软件

#  Copyright (C) 2005 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 2, 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 COPYING.  If not, write to the Free
#   Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
#   02110-1301, USA.

# Name of assembly file containing libgcc1 functions.
# This entry must be present, but it can be empty if the target does
# not need any assembler functions to support its code generation.
CROSS_LIBGCC1 =
#
# Alternatively if assembler functions *are* needed then define the
# entries below:
# CROSS_LIBGCC1 = libgcc1-asm.a
# LIB1ASMSRC    = mt/lib1funcs.asm
# LIB1ASMFUNCS  = _udivsi3 etc...

LIB2FUNCS_EXTRA = $(srcdir)/config/mt/lib2extra-funcs.c

# If any special flags are necessary when building libgcc2 put them here.
#
# TARGET_LIBGCC2_CFLAGS = 

EXTRA_PARTS = crtbegin.o crtend.o crti.o crtn.o

# 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
	cat $(srcdir)/config/fp-bit.c >> fp-bit.c

dp-bit.c: $(srcdir)/config/fp-bit.c
	cat $(srcdir)/config/fp-bit.c > dp-bit.c

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

# Enable the following if multilibs are needed.
# See gcc/genmultilib, gcc/gcc.texi and gcc/tm.texi for a
# description of the options and their values.
#
MULTILIB_OPTIONS    = march=ms1-64-001/march=ms1-16-002/march=ms1-16-003/march=ms2
MULTILIB_DIRNAMES   = ms1-64-001 ms1-16-002 ms1-16-003 ms2
# MULTILIB_MATCHES    =
# MULTILIB_EXCEPTIONS =
# MULTILIB_EXTRA_OPTS =
EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o crti.o crtn.o
#
# LIBGCC = stmp-multilib
# INSTALL_LIBGCC = install-multilib