121 lines
4.6 KiB
Plaintext
121 lines
4.6 KiB
Plaintext
# Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
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#
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# This file is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation; either version 3 of the License, or (at your option)
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# any later version.
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#
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# This file is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# Define system directory to match STANDARD_INCLUDE_DIR in spu-elf.h,
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# allowing combined SPU/PPU sysroot builds.
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NATIVE_SYSTEM_HEADER_DIR = /include
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# Suppress building libgcc1.a
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LIBGCC1 =
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CROSS_LIBGCC1 =
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TARGET_LIBGCC2_CFLAGS = -fPIC -mwarn-reloc -D__IN_LIBGCC2
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# We exclude those because the libgcc2.c default versions do not support
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# the SPU single-precision format (round towards zero). We provide our
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# own versions below.
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LIB2FUNCS_EXCLUDE = _floatdisf _floatundisf
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# We provide our own version of __divdf3 that performs better and has
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# better support for non-default rounding modes.
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DPBIT_FUNCS := $(filter-out _div_df, $(DPBIT_FUNCS))
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LIB2FUNCS_STATIC_EXTRA = $(srcdir)/config/spu/float_unssidf.c \
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$(srcdir)/config/spu/float_unsdidf.c \
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$(srcdir)/config/spu/float_unsdisf.c \
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$(srcdir)/config/spu/float_disf.c \
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$(srcdir)/config/spu/mfc_tag_table.c \
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$(srcdir)/config/spu/mfc_tag_reserve.c \
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$(srcdir)/config/spu/mfc_tag_release.c \
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$(srcdir)/config/spu/mfc_multi_tag_reserve.c \
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$(srcdir)/config/spu/mfc_multi_tag_release.c \
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$(srcdir)/config/spu/multi3.c \
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$(srcdir)/config/spu/divmodti4.c \
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$(srcdir)/config/spu/divv2df3.c
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LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
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$(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
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# We want fine grained libraries, so use the new code to build the
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# floating point emulation libraries.
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FPBIT = fp-bit.c
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DPBIT = dp-bit.c
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dp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/spu/t-spu-elf
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echo '#undef US_SOFTWARE_GOFAST' > dp-bit.c
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cat $(srcdir)/config/fp-bit.c >> dp-bit.c
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fp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/spu/t-spu-elf
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echo '#define FLOAT' > fp-bit.c
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echo '#undef US_SOFTWARE_GOFAST' >> fp-bit.c
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cat $(srcdir)/config/fp-bit.c >> fp-bit.c
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# Don't let CTOR_LIST end up in sdata section.
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CRTSTUFF_T_CFLAGS =
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# Multi-lib support.
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MULTILIB_OPTIONS=mea64
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# Neither gcc or newlib seem to have a standard way to generate multiple
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# crt*.o files. So we don't use the standard crt0.o name anymore.
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EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o libgcc_cachemgr.a libgcc_cachemgr_nonatomic.a \
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libgcc_cache8k.a libgcc_cache16k.a libgcc_cache32k.a libgcc_cache64k.a libgcc_cache128k.a
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$(T)cachemgr.o: $(srcdir)/config/spu/cachemgr.c
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$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -c $< -o $@
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# Specialised rule to add a -D flag.
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$(T)cachemgr_nonatomic.o: $(srcdir)/config/spu/cachemgr.c
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$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -DNONATOMIC -c $< -o $@
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$(T)libgcc_%.a: $(T)%.o
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$(AR_FOR_TARGET) -rcs $@ $<
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$(T)cache8k.o: $(srcdir)/config/spu/cache.S
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$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=8 -o $@ -c $<
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$(T)cache16k.o: $(srcdir)/config/spu/cache.S
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$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=16 -o $@ -c $<
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$(T)cache32k.o: $(srcdir)/config/spu/cache.S
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$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=32 -o $@ -c $<
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$(T)cache64k.o: $(srcdir)/config/spu/cache.S
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$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=64 -o $@ -c $<
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$(T)cache128k.o: $(srcdir)/config/spu/cache.S
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$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=128 -o $@ -c $<
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LIBGCC = stmp-multilib
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INSTALL_LIBGCC = install-multilib
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spu.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
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$(RTL_H) $(REGS_H) hard-reg-set.h \
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real.h insn-config.h conditions.h insn-attr.h flags.h $(RECOG_H) \
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$(OBSTACK_H) $(TREE_H) $(EXPR_H) $(OPTABS_H) except.h function.h \
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output.h $(BASIC_BLOCK_H) $(INTEGRATE_H) toplev.h $(GGC_H) $(HASHTAB_H) \
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$(TM_P_H) $(TARGET_H) $(TARGET_DEF_H) langhooks.h reload.h cfglayout.h \
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$(srcdir)/config/spu/spu-protos.h \
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$(srcdir)/config/spu/spu-builtins.def
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spu-c.o: $(srcdir)/config/spu/spu-c.c \
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$(srcdir)/config/spu/spu-protos.h \
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$(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(CPPLIB_H) \
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$(TM_P_H) c-pragma.h coretypes.h $(TM_H) insn-codes.h
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$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
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$(srcdir)/config/spu/spu-c.c
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