#include <m68k/m68k.h>

/* Get generic NetBSD definitions.  */

#include <netbsd.h>


/* See m68k.h.  7 means 68020 with 68881.  */

#define TARGET_DEFAULT 7

/* Define __HAVE_68881__ in preprocessor, unless -msoft-float is specified.
   This will control the use of inline 68881 insns in certain macros.  */

#undef CPP_SPEC
#define CPP_SPEC "%{!msoft-float:-D__HAVE_68881__ -D__HAVE_FPU__} %{posix:-D_POSIX_SOURCE}"

#undef ASM_SPEC
#define ASM_SPEC " %| %{m68030} %{m68040} %{m68060} %{fpic:-k} %{fPIC:-k -K}"

/* Names to predefine in the preprocessor for this target machine.  */

#define CPP_PREDEFINES "-Dunix -Dm68k -Dmc68000 -Dmc68020 -D__NetBSD__ -D__KPRINTF_ATTRIBUTE__ -Asystem(unix) -Asystem(NetBSD) -Acpu(m68k) -Amachine(m68k)"

/* Make gcc agree with <machine/ansi.h> */

#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"

#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"

#undef WCHAR_TYPE
#define WCHAR_TYPE "int"

#undef WCHAR_UNSIGNED
#define WCHAR_UNSIGNED 0

#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32

/* Every structure or union's size must be a multiple of 2 bytes.  */

#define STRUCTURE_SIZE_BOUNDARY 16

/* This is BSD, so it wants DBX format.  */

#define DBX_DEBUGGING_INFO

/* Do not break .stabs pseudos into continuations.  */

#define DBX_CONTIN_LENGTH 0

/* This is the char to use for continuation (in case we need to turn
   continuation back on).  */

#define DBX_CONTIN_CHAR '?'

/* Don't default to pcc-struct-return, because gcc is the only compiler, and
   we want to retain compatibility with older gcc versions.  */
#define DEFAULT_PCC_STRUCT_RETURN 0

/* Finalize the trampoline by flushing the insn cache.  */

#undef FINALIZE_TRAMPOLINE
#define FINALIZE_TRAMPOLINE(TRAMP)					\
  emit_library_call (gen_rtx (SYMBOL_REF, Pmode, "__cachectl"),		\
		     0, VOIDmode, 2, TRAMP, Pmode,			\
		     GEN_INT(TRAMPOLINE_SIZE), SImode);

#undef TRANSFER_FROM_TRAMPOLINE
#define TRANSFER_FROM_TRAMPOLINE				\
asm (								\
	GLOBAL_ASM_OP "  ___cachectl;				\
___cachectl:							\
	movel sp@(4),a1;					\
	movel sp@(8),d1;					\
	movel #0x80000004,d0;					\
	trap #12;						\
	rts");							\
								\
void								\
__transfer_from_trampoline ()					\
{								\
  register char *a0 asm ("%a0");				\
  asm (GLOBAL_ASM_OP " ___trampoline");				\
  asm ("___trampoline:");					\
  asm volatile ("move%.l %0,%@" : : "m" (a0[22]));		\
  asm volatile ("move%.l %1,%0" : "=a" (a0) : "m" (a0[18]));	\
  asm ("rts":);							\
}