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077fc835 | 1 | /* Configuration file for ARM GNU/Linux EABI targets. |
8e38461c | 2 | Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010, 2011 |
077fc835 KH |
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 | |
2f83c7d6 | 10 | by the Free Software Foundation; either version 3, or (at your |
077fc835 KH |
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 | |
2f83c7d6 NC |
19 | along with GCC; see the file COPYING3. If not see |
20 | <http://www.gnu.org/licenses/>. */ | |
077fc835 KH |
21 | |
22 | /* On EABI GNU/Linux, we want both the BPABI builtins and the | |
23 | GNU/Linux builtins. */ | |
d3a9662c | 24 | #undef TARGET_OS_CPP_BUILTINS |
077fc835 KH |
25 | #define TARGET_OS_CPP_BUILTINS() \ |
26 | do \ | |
27 | { \ | |
28 | TARGET_BPABI_CPP_BUILTINS(); \ | |
107fd1c1 | 29 | GNU_USER_TARGET_OS_CPP_BUILTINS(); \ |
2c8f43e6 | 30 | ANDROID_TARGET_OS_CPP_BUILTINS(); \ |
077fc835 KH |
31 | } \ |
32 | while (false) | |
33 | ||
34 | /* We default to a soft-float ABI so that binaries can run on all | |
35 | target hardware. */ | |
d3a9662c | 36 | #undef TARGET_DEFAULT_FLOAT_ABI |
077fc835 KH |
37 | #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT |
38 | ||
39 | /* We default to the "aapcs-linux" ABI so that enums are int-sized by | |
40 | default. */ | |
d3a9662c | 41 | #undef ARM_DEFAULT_ABI |
077fc835 KH |
42 | #define ARM_DEFAULT_ABI ARM_ABI_AAPCS_LINUX |
43 | ||
44 | /* Default to armv5t so that thumb shared libraries work. | |
45 | The ARM10TDMI core is the default for armv5t, so set | |
46 | SUBTARGET_CPU_DEFAULT to achieve this. */ | |
d3a9662c | 47 | #undef SUBTARGET_CPU_DEFAULT |
077fc835 KH |
48 | #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm10tdmi |
49 | ||
d3a9662c BF |
50 | /* TARGET_BIG_ENDIAN_DEFAULT is set in |
51 | config.gcc for big endian configurations. */ | |
52 | #undef TARGET_LINKER_EMULATION | |
53 | #if TARGET_BIG_ENDIAN_DEFAULT | |
54 | #define TARGET_LINKER_EMULATION "armelfb_linux_eabi" | |
55 | #else | |
56 | #define TARGET_LINKER_EMULATION "armelf_linux_eabi" | |
57 | #endif | |
58 | ||
59 | #undef SUBTARGET_EXTRA_LINK_SPEC | |
60 | #define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION | |
077fc835 KH |
61 | |
62 | /* Use ld-linux.so.3 so that it will be possible to run "classic" | |
63 | GNU/Linux binaries on an EABI system. */ | |
d3a9662c | 64 | #undef GLIBC_DYNAMIC_LINKER |
464aea98 | 65 | #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.3" |
077fc835 KH |
66 | |
67 | /* At this point, bpabi.h will have clobbered LINK_SPEC. We want to | |
68 | use the GNU/Linux version, not the generic BPABI version. */ | |
d3a9662c | 69 | #undef LINK_SPEC |
51b9db92 MK |
70 | #define LINK_SPEC BE8_LINK_SPEC \ |
71 | LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \ | |
72 | LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC) | |
73 | ||
74 | #undef CC1_SPEC | |
8e38461c JM |
75 | #define CC1_SPEC \ |
76 | LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \ | |
77 | GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC) | |
51b9db92 MK |
78 | |
79 | #define CC1PLUS_SPEC \ | |
80 | LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC) | |
81 | ||
82 | #undef LIB_SPEC | |
8e38461c JM |
83 | #define LIB_SPEC \ |
84 | LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \ | |
85 | GNU_USER_TARGET_LIB_SPEC " " ANDROID_LIB_SPEC) | |
51b9db92 MK |
86 | |
87 | #undef STARTFILE_SPEC | |
88 | #define STARTFILE_SPEC \ | |
8e38461c | 89 | LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC) |
51b9db92 MK |
90 | |
91 | #undef ENDFILE_SPEC | |
92 | #define ENDFILE_SPEC \ | |
8e38461c | 93 | LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC) |
077fc835 KH |
94 | |
95 | /* Use the default LIBGCC_SPEC, not the version in linux-elf.h, as we | |
96 | do not use -lfloat. */ | |
97 | #undef LIBGCC_SPEC | |
98 | ||
8a66e987 JM |
99 | /* Clear the instruction cache from `beg' to `end'. This is |
100 | implemented in lib1funcs.asm, so ensure an error if this definition | |
101 | is used. */ | |
d3a9662c | 102 | #undef CLEAR_INSN_CACHE |
7cea01df | 103 | #define CLEAR_INSN_CACHE(BEG, END) not_used |