8sa1-gcc/gcc/config/m68k/m68kemb.h
Neil Booth 2b57e91931 config:
* a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
	alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
	alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
	alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
	arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
	arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
	c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
	elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
	i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
	i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
	i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
	i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
	i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
	i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
	i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
	i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
	i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
	i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
	i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
	i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
	i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
	ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
	m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
	m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
	m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
	m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
	m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
	m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
	m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
	m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
	m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
	m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
	mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
	mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
	mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
	mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
	mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
	mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
	ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
	ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
	pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
	pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
	romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
	rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
	rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
	rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
	sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
	sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
	sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
	sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
	sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
	sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
	sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
	v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
	vax/vaxv.h, vax/vms.h, we32k/we32k.h

	Replace -A() with -A=, the new assertion syntax.

From-SVN: r37213
2000-11-02 23:29:13 +00:00

57 lines
1.9 KiB
C

/* Definitions of target machine for GNU compiler. "embedded" 68XXX.
This is meant to be included after m68k.h.
Copyright (C) 1994, 1995, 1998, 1999 Free Software Foundation, Inc. */
#define PTRDIFF_TYPE "long int"
#define SIZE_TYPE "long unsigned int"
/* In order for bitfields to work on a 68000, or with -mnobitfield, we must
define either PCC_BITFIELD_TYPE_MATTERS or STRUCTURE_SIZE_BOUNDARY.
Defining STRUCTURE_SIZE_BOUNDARY results in structure packing problems,
so we define PCC_BITFIELD_TYPE_MATTERS. */
#define PCC_BITFIELD_TYPE_MATTERS 1
/* Undef PCC_STATIC_STRUCT_RETURN so that we get a re-entrant calling
convention. */
#undef PCC_STATIC_STRUCT_RETURN
/* Don't default to pcc-struct-return, so that we can return small structures
and unions in registers, which is slightly more efficient. */
#define DEFAULT_PCC_STRUCT_RETURN 0
/* Return floating point values in a fp register. This make fp code a
little bit faster. It also makes -msoft-float code incompatible with
-m68881 code, so people have to be careful not to mix the two. */
#undef FUNCTION_VALUE
#define FUNCTION_VALUE(VALTYPE,FUNC) LIBCALL_VALUE (TYPE_MODE (VALTYPE))
#undef LIBCALL_VALUE
#define LIBCALL_VALUE(MODE) \
gen_rtx_REG ((MODE), \
((TARGET_68881 \
&& ((MODE) == SFmode || (MODE) == DFmode \
|| (MODE) == XFmode)) \
? 16 : 0))
#undef FUNCTION_VALUE_REGNO_P
#define FUNCTION_VALUE_REGNO_P(N) ((N) == 0 || (TARGET_68881 && (N) == 16))
#undef NEEDS_UNTYPED_CALL
#define NEEDS_UNTYPED_CALL 1
#undef CPP_PREDEFINES
#define CPP_PREDEFINES "-Dmc68000 -D__embedded__ -Asystem=embedded \
-Amachine=mc68000"
/* Override the default LIB_SPEC from gcc.c. We don't currently support
profiling, or libg.a. */
#undef LIB_SPEC
#define LIB_SPEC "-lc"
/* Make this be null, since we want the crt0.o to come from the linker
script */
#undef STARTFILE_SPEC
#define STARTFILE_SPEC ""