NetBSD/gnu/dist/gcc/config/ns32k/netbsd.h

113 lines
3.2 KiB
C

/* Configuration for a ns32532 running NetBSD as the target machine.
Copyright (C) 1988, 1994, 1995, 1996 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include <ns32k/ns32k.h>
/* Compile for the floating point unit & 32532 by default;
Don't assume SB is zero;
Don't use bitfield instructions;
FPU is 32381; */
#define TARGET_DEFAULT (1 + 24 + 32 + 64 + 256)
/* 32-bit alignment for efficiency */
#undef POINTER_BOUNDARY
#define POINTER_BOUNDARY 32
/* 32-bit alignment for efficiency */
#undef FUNCTION_BOUNDARY
#define FUNCTION_BOUNDARY 32
/* 32532 spec says it can handle any alignment. Rumor from tm-ns32k.h
tells this might not be actually true (but it's for 32032, perhaps
National has fixed the bug for 32532). You might have to change this
if the bug still exists. */
#undef STRICT_ALIGNMENT
#define STRICT_ALIGNMENT 0
/* Use pc relative addressing whenever possible,
it's more efficient than absolute (ns32k.c)
You have to fix a bug in gas 1.38.1 to make this work with gas,
patch available from jkp@cs.hut.fi.
(NetBSD's gas version has this patch already applied) */
#define PC_RELATIVE
/* Operand of bsr or jsr should be just the address. */
#define CALL_MEMREF_IMPLICIT
/* movd insns may have floating point constant operands. */
#define MOVD_FLOAT_OK
/* Get generic NetBSD definitions. */
#include <netbsd.h>
/* Names to predefine in the preprocessor for this target machine. */
#undef CPP_PREDEFINES
#define CPP_PREDEFINES "-Dunix -Dns32k -Dns32000 -Dns32532 -D__NetBSD__ -Dpc532 -D__ns32k__ -D__KPRINTF_ATTRIBUTE__ -Asystem(unix) -Asystem(NetBSD) -Acpu(ns32k) -Amachine(ns32k)"
/* 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
/* 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. */
#undef PCC_STATIC_STRUCT_RETURN
#define DEFAULT_PCC_STRUCT_RETURN 0
/* Until they use ELF or something that handles dwarf2 unwinds
and initialization stuff better. */
#define DWARF2_UNWIND_INFO 0