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config.gcc (arm*-*-linux-*eabi): Add bpabi.h from libgcc.
[thirdparty/gcc.git] / libgcc / config / arm / bpabi.h
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1/* Configuration file for ARM BPABI targets, library renames.
2 Copyright (C) 2010
3 Free Software Foundation, Inc.
4 Contributed by CodeSourcery, LLC
5
6 This file is part of GCC.
7
8 GCC is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published
10 by the Free Software Foundation; either version 3, or (at your
11 option) any later version.
12
13 GCC is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
16 License for more details.
17
18 You should have received a copy of the GNU General Public License and
19 a copy of the GCC Runtime Library Exception along with this program;
20 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
21 <http://www.gnu.org/licenses/>. */
22
23#if defined (__thumb__)
24#define RENAME_LIBRARY_SET ".thumb_set"
25#else
26#define RENAME_LIBRARY_SET ".set"
27#endif
28
29/* Make __aeabi_AEABI_NAME an alias for __GCC_NAME. */
30#define RENAME_LIBRARY(GCC_NAME, AEABI_NAME) \
31 __asm__ (".globl\t__aeabi_" #AEABI_NAME "\n" \
32 RENAME_LIBRARY_SET "\t__aeabi_" #AEABI_NAME \
33 ", __" #GCC_NAME "\n");
34
35/* Give some libgcc functions an additional __aeabi name. */
36#ifdef L_muldi3
37#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (muldi3, lmul)
38#endif
39#ifdef L_muldi3
40#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (muldi3, lmul)
41#endif
42#ifdef L_fixdfdi
43#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixdfdi, d2lz) \
44 extern DWtype __fixdfdi (DFtype) __attribute__((pcs("aapcs"))); \
45 extern UDWtype __fixunsdfdi (DFtype) __asm__("__aeabi_d2ulz") __attribute__((pcs("aapcs")));
46#endif
47#ifdef L_fixunsdfdi
48#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunsdfdi, d2ulz) \
49 extern UDWtype __fixunsdfdi (DFtype) __attribute__((pcs("aapcs")));
50#endif
51#ifdef L_fixsfdi
52#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixsfdi, f2lz) \
53 extern DWtype __fixsfdi (SFtype) __attribute__((pcs("aapcs"))); \
54 extern UDWtype __fixunssfdi (SFtype) __asm__("__aeabi_f2ulz") __attribute__((pcs("aapcs")));
55#endif
56#ifdef L_fixunssfdi
57#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunssfdi, f2ulz) \
58 extern UDWtype __fixunssfdi (SFtype) __attribute__((pcs("aapcs")));
59#endif
60#ifdef L_floatdidf
61#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatdidf, l2d)
62#endif
63#ifdef L_floatdisf
64#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatdisf, l2f)
65#endif
66
67/* These renames are needed on ARMv6M. Other targets get them from
68 assembly routines. */
69#ifdef L_fixunsdfsi
70#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunsdfsi, d2uiz)
71#endif
72#ifdef L_fixunssfsi
73#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunssfsi, f2uiz)
74#endif
75#ifdef L_floatundidf
76#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatundidf, ul2d)
77#endif
78#ifdef L_floatundisf
79#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatundisf, ul2f)
80#endif