Old .o files stop working if they use floating point. One must recompile those files. Old files don't call libfp in the correct way, and may use symbols that I removed from libem. I don't keep old symbols in libem/flp.s, because a program that pulls both libfp and flp.s would get "multiply defined" errors in the linker. I teach mach/i80/ncg/table to use libfp by copying or adapting the patterns from mach/i86/ncg/table. I did not test all the patterns, but I did use `ack -mcpm -fp -O4` to compile examples/mandelbrot.c, then I ran it in the emulator YAZE-AG. It worked, but it was slow.
		
			
				
	
	
		
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			88 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
# $Source$
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# $State$
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# $Revision$
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var w=2
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var wa=1
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var p=2
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var pa=1
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var s=2
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var sa=1
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var l=4
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var la=1
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var f=4
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var fa=1
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var d=8
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var da=1
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var x=8
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var xa=1
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var ARCH=i80
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var PLATFORM=cpm
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var PLATFORMDIR={EM}/share/ack/{PLATFORM}
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var CPP_F=-D__unix
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var ALIGN=-a0:1 -a1:1 -a2:1 -a3:1 -b0:0x0100
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var MACHOPT_F=-m8
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# Override the setting in fe so that files compiled for linux386 can see
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# the platform-specific headers.
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var C_INCLUDES=-I{EM}/share/ack/{PLATFORM}/include -I{EM}/share/ack/include/ansi
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name be
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	from .m.g
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	to .s
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	program {EM}/lib/ack/{PLATFORM}/ncg
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	args <
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	stdout
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	need .e
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end
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name asopt
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	from .s
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	to .so
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	program {EM}/lib/ack/{PLATFORM}/top
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	args
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	optimizer
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	stdin
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	stdout
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end
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name as
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	from .s.so
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	to .o
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	program {EM}/lib/ack/{PLATFORM}/as
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	args - -o > <
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	prep cond
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end
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name led
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	from .o.a
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	to .out
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	program {EM}/lib/ack/em_led
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	mapflag -l* LNAME={PLATFORMDIR}/lib*
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	mapflag -i SEPID=-b1:0
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	mapflag -fp FLOATS={PLATFORMDIR}/libfp.a
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	args {ALIGN} {SEPID?} \
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		({RTS}:.b=-u _i_main) \
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	    (.e:{HEAD}={PLATFORMDIR}/boot.o) \
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		({RTS}:.ocm.bas.b={PLATFORMDIR}/c-ansi.o) \
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		({RTS}:.c={PLATFORMDIR}/c-ansi.o) \
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		({RTS}:.mod={PLATFORMDIR}/modula2.o) \
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		({RTS}:.p={PLATFORMDIR}/pascal.o) \
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		-o > < \
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		(.p:{TAIL}={PLATFORMDIR}/libpascal.a) \
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		(.b:{TAIL}={PLATFORMDIR}/libb.a) \
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		(.bas:{TAIL}={PLATFORMDIR}/libbasic.a) \
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		(.mod:{TAIL}={PLATFORMDIR}/libmodula2.a) \
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		(.ocm:{TAIL}={PLATFORMDIR}/liboccam.a) \
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		(.ocm.bas.mod.b.c.p:{TAIL}={PLATFORMDIR}/libc.a) \
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		{FLOATS?} \
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		(.e:{TAIL}={PLATFORMDIR}/libem.a \
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		           {PLATFORMDIR}/libsys.a \
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		           {PLATFORMDIR}/libend.a)
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	linker
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end
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name cv
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	from .out
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	to .img
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	program {EM}/bin/aslod
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	args < >
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	outfile cpm.com
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end
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