56 lines
1.7 KiB
Makefile
56 lines
1.7 KiB
Makefile
# $NetBSD: Makefile.cmachflags,v 1.2 2010/07/12 02:45:31 mrg Exp $
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# Set CMACHFLAGS best target the specific CPU combination, based on
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# their "options" setting.
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# This should typically be included iff the config file has not already set
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# CMACHFLAGS, eg:
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# .if !defined(CMACHFLAGS)
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# .include "$S/arch/m68k/Makefile.cmachflags"
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# CMACHFLAGS+= -Wa,-m68030 -Wa,-m68851
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# .endif
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# Table of CPUs targetted vs gcc flags. Note: -m68020 and -m68030 are
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# ~identical, but they are both included for completeness.
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# 020 030 040 060 -m68020-60
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# 030 040 060 -m68020-60
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# 020 040 060 -m68020-60
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# 020 030 060 -m68020-60
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# 040 060 -m68020-60 (Would have been nice to have a -m68040-60)
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# 030 060 -m68020-60
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# 020 060 -m68020-60
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# 060 -m68060
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#
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# 020 030 040 -m68020-40
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# 030 040 -m68020-40
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# 020 040 -m68020-40
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# 040 -m68040
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#
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# 020 030 -m68020
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# 030 -m68030
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# 020 -m68020
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HAVE_M68020!= grep '\#define[ ]*M68020' opt_m68k_arch.h 2>/dev/null || echo no
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HAVE_M68030!= grep '\#define[ ]*M68030' opt_m68k_arch.h 2>/dev/null || echo no
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HAVE_M68040!= grep '\#define[ ]*M68040' opt_m68k_arch.h 2>/dev/null || echo no
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HAVE_M68060!= grep '\#define[ ]*M68060' opt_m68k_arch.h 2>/dev/null || echo no
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.if ${HAVE_M68060} != "no"
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. if ${HAVE_M68020} != "no" || ${HAVE_M68030} != "no" || ${HAVE_M68040} != "no"
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CMACHFLAGS= -m68020-60
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. else
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CMACHFLAGS= -m68060
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. endif
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.elif ${HAVE_M68040} != "no"
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. if ${HAVE_M68020} != "no" || ${HAVE_M68030} != "no"
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CMACHFLAGS= -m68020-40
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. else /* !-DM68060 */
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CMACHFLAGS= -m68040
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. endif
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.elif ${HAVE_M68020} != "no"
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CMACHFLAGS= -m68020
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.else
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CMACHFLAGS= -m68030
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.endif /* !-DM68060 */
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