xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/mips/vr.h (revision 0a3071956a3a9fdebdbf7f338cf2d439b45fc728)
1 /* Definitions of target machine for GNU compiler.
2    NEC VR Series Processors
3    Copyright (C) 2002-2020 Free Software Foundation, Inc.
4    Contributed by Red Hat, Inc.
5 
6 This file is part of GCC.
7 
8 GCC is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3, or (at your option)
11 any later version.
12 
13 GCC is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 GNU General Public License for more details.
17 
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3.  If not see
20 <http://www.gnu.org/licenses/>.  */
21 
22 #define DEFAULT_VR_ARCH "mfix-vr4130"
23 #undef MULTILIB_DEFAULTS
24 #define MULTILIB_DEFAULTS \
25 	{ MULTILIB_ENDIAN_DEFAULT,		\
26 	  MULTILIB_ABI_DEFAULT,			\
27 	  DEFAULT_VR_ARCH }
28 
29 #undef DRIVER_SELF_SPECS
30 #define DRIVER_SELF_SPECS \
31 	/* Enforce the default architecture.  This is mostly for	\
32 	   the assembler's benefit.  */					\
33 	"%{!march=*:%{!mfix-vr4120:%{!mfix-vr4130:"			\
34 	"-" DEFAULT_VR_ARCH "}}}",					\
35 									\
36 	/* Make -mfix-vr4120 imply -march=vr4120.  This cuts down	\
37 	   on command-line tautology and makes it easier for t-vr to	\
38 	   provide a -mfix-vr4120 multilib.  */				\
39 	"%{mfix-vr4120:%{!march=*:-march=vr4120}}",			\
40 									\
41 	/* Same idea for -mfix-vr4130.  */				\
42 	"%{mfix-vr4130:%{!march=*:-march=vr4130}}",			\
43 									\
44 	/* Infer the default float setting from -march.  */		\
45 	MIPS_ARCH_FLOAT_SPEC,						\
46 									\
47 	/* Make -mabi=eabi -mlong32 the default.  */			\
48 	"%{!mabi=*:-mabi=eabi %{!mlong*:-mlong32}}",			\
49 									\
50 	/* Make sure -mlong64 multilibs are chosen when	64-bit longs	\
51 	   are needed.  */						\
52 	"%{mabi=eabi:%{!mlong*:%{!mgp32:-mlong64}}}",			\
53 									\
54 	/* Remove -mgp32 if it is redundant.  */			\
55 	"%{mabi=32:%<mgp32}",						\
56 									\
57 	/* Configuration-independent MIPS rules.  */			\
58 	BASE_DRIVER_SELF_SPECS
59