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pc532.h
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1995-06-15
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2KB
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74 lines
/* Definitions of target machine for GNU compiler.
PC532 with National 32532.
Copyright (C) 1990, 1994 Free Software Foundation, Inc.
Contributed by Jukka Virtanen <jtv@hut.fi>, Jyrki Kuoppala <jkp@cs.hut.fi>,
Tatu Yl|nen <ylo@ngs.fi>, Johannes Helander <jvh@cs.hut.fi>.
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;
also presume SB is zero and no bitfield instructions */
#define TARGET_DEFAULT (1 + 24 + 64)
/* Write DBX debugging info for gdb to read */
#define DBX_DEBUGGING_INFO
/* Use the re-entrant and potentially faster method */
#undef PCC_STATIC_STRUCT_RETURN
/* 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
/* Maybe someone needs to know which processor we're running on */
#undef CPP_PREDEFINES
#define CPP_PREDEFINES "-Dns32000 -Dns32532 -Dpc532 -Dunix -Asystem(unix) -Acpu(ns32k) -Amachine(ns32k)"
/* 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. */
#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