97 lines
2.7 KiB
Makefile
97 lines
2.7 KiB
Makefile
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ifneq (,$(DEVKITARM))
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ifneq (,$(wildcard $(DEVKITARM)/bin))
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include $(DEVKITARM)/base_tools
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DKA_EXISTS=1
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else
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DKA_EXISTS=0
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endif
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else
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DKA_EXISTS=0
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endif
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ifneq ($(DKA_EXISTS),1)
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PREFIX := arm-none-eabi-
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export AR := $(PREFIX)ar
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export AS := $(PREFIX)as
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endif
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CC1 = ../old_agbcc
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libgcc.a: libgcc1.a libgcc2.a fp-bit.o dp-bit.o
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$(AR) -x libgcc1.a;
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$(AR) -x libgcc2.a;
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$(AR) -rc libgcc.a *.o
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LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _call_via_rX
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LIB2FUNCS = _muldi3 _divdi3 _moddi3 _udivdi3 _umoddi3 _negdi2 \
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_lshrdi3 _ashldi3 _ashrdi3 _ffsdi2 \
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_udiv_w_sdiv _udivmoddi4 _cmpdi2 _ucmpdi2 _floatdidf _floatdisf \
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_fixunsdfsi _fixunssfsi _fixunsdfdi _fixdfdi _fixunssfdi _fixsfdi
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libgcc1.a: lib1thumb.asm
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-rm -f tmplibgcc1.a
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# Actually build it in tmplibgcc1.a, then rename at end,
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# so that libgcc1.a itself remains nonexistent if compilation is aborted.
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set -e
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for name in $(LIB1ASMFUNCS); \
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do \
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echo $${name}; \
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$(CPP) -undef -nostdinc -DL$${name} -x assembler-with-cpp -o $${name}.s lib1thumb.asm; \
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bash -c 'echo -e ".text\n\t.align\t2, 0\n"' >> $${name}.s ; \
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$(AS) -mcpu=arm7tdmi -o $${name}.o $${name}.s; \
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rm -f $${name}.s; \
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$(AR) -rc tmplibgcc1.a $${name}.o; \
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rm -f $${name}.o; \
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done
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mv tmplibgcc1.a libgcc1.a
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libgcc2.a: libgcc2.c longlong.h
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-rm -f tmplibgcc2.a
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# Actually build it in tmplibgcc2.a, then rename at end,
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# so that libgcc2.a itself remains nonexistent if compilation is aborted.
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set -e
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for name in $(LIB2FUNCS); \
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do \
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echo $${name}; \
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$(CPP) -undef -I ../ginclude -nostdinc -DL$${name} -o $${name}.i libgcc2.c; \
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$(CC1) -O2 $${name}.i; \
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rm -f $${name}.i; \
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bash -c 'echo -e ".text\n\t.align\t2, 0\n"' >> $${name}.s ; \
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$(AS) -mcpu=arm7tdmi -o $${name}.o $${name}.s; \
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rm -f $${name}.s; \
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$(AR) -rc tmplibgcc2.a $${name}.o; \
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rm -f $${name}.o; \
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done
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mv tmplibgcc2.a libgcc2.a
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fp-bit.o: fp-bit.c
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$(CPP) -undef -I ../ginclude -nostdinc -o fp-bit.i fp-bit.c;
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$(CC1) -O2 fp-bit.i
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rm -f fp-bit.i
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bash -c 'echo -e ".text\n\t.align\t2, 0\n"' >> fp-bit.s
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$(AS) -mcpu=arm7tdmi -o fp-bit.o fp-bit.s;
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rm -f fp-bit.s
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dp-bit.o: dp-bit.c
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$(CPP) -undef -I ../ginclude -nostdinc -o dp-bit.i dp-bit.c;
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$(CC1) -O2 dp-bit.i
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rm -f dp-bit.i
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bash -c 'echo -e ".text\n\t.align\t2, 0\n"' >> dp-bit.s
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$(AS) -mcpu=arm7tdmi -o dp-bit.o dp-bit.s;
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rm -f dp-bit.s
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fp-bit.c: fp-bit-base.c
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echo '#define FLOAT' > fp-bit.c
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echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
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cat fp-bit-base.c >> fp-bit.c
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dp-bit.c: fp-bit-base.c
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echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c
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echo '#define FLOAT_WORD_ORDER_MISMATCH' >> dp-bit.c
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cat fp-bit-base.c >> dp-bit.c
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.PHONY: clean
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clean:
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rm -f *.o *.a *.s *.i
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