1 /* Definitions of target machine for GNU compiler.
2 PC532 with National 32532.
3 Copyright (C) 1990, 1994 Free Software Foundation, Inc.
4 Contributed by Jukka Virtanen <jtv@hut.fi>, Jyrki Kuoppala <jkp@cs.hut.fi>,
5 Tatu Yl|nen <ylo@ngs.fi>, Johannes Helander <jvh@cs.hut.fi>.
7 This file is part of GNU CC.
9 GNU CC is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2, or (at your option)
14 GNU CC is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with GNU CC; see the file COPYING. If not, write to
21 the Free Software Foundation, 59 Temple Place - Suite 330,
22 Boston, MA 02111-1307, USA. */
24 #include "ns32k/ns32k.h"
26 /* Compile for the floating point unit & 32532 by default;
27 also presume SB is zero and no bitfield instructions */
29 #define TARGET_DEFAULT (1 + 24 + 64)
31 /* Write DBX debugging info for gdb to read */
33 #define DBX_DEBUGGING_INFO
35 /* Use the re-entrant and potentially faster method */
37 #undef PCC_STATIC_STRUCT_RETURN
39 /* 32-bit alignment for efficiency */
40 #undef POINTER_BOUNDARY
41 #define POINTER_BOUNDARY 32
43 /* 32-bit alignment for efficiency */
44 #undef FUNCTION_BOUNDARY
45 #define FUNCTION_BOUNDARY 32
47 /* 32532 spec says it can handle any alignment. Rumor from tm-ns32k.h
48 tells this might not be actually true (but it's for 32032, perhaps
49 National has fixed the bug for 32532). You might have to change this
50 if the bug still exists. */
52 #undef STRICT_ALIGNMENT
53 #define STRICT_ALIGNMENT 0
55 /* Maybe someone needs to know which processor we're running on */
58 #define CPP_PREDEFINES "-Dns32000 -Dns32532 -Dpc532 -Dunix -Asystem(unix) -Acpu(ns32k) -Amachine(ns32k)"
60 /* Use pc relative addressing whenever possible,
61 it's more efficient than absolute (ns32k.c)
62 You have to fix a bug in gas 1.38.1 to make this work with gas,
63 patch available from jkp@cs.hut.fi. */
67 /* Operand of bsr or jsr should be just the address. */
69 #define CALL_MEMREF_IMPLICIT
71 /* movd insns may have floating point constant operands. */