]>
Commit | Line | Data |
---|---|---|
cf3cd43d | 1 | /* Definitions of target machine of Andes NDS32 cpu for GNU compiler |
7adcbafe | 2 | Copyright (C) 2012-2022 Free Software Foundation, Inc. |
cf3cd43d CJW |
3 | Contributed by Andes Technology Corporation. |
4 | ||
5 | This file is part of GCC. | |
6 | ||
7 | GCC is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU General Public License as published | |
9 | by the Free Software Foundation; either version 3, or (at your | |
10 | option) any later version. | |
11 | ||
12 | GCC is distributed in the hope that it will be useful, but WITHOUT | |
13 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
14 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
15 | License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GCC; see the file COPYING3. If not see | |
19 | <http://www.gnu.org/licenses/>. */ | |
20 | ||
21 | ||
22 | /* ------------------------------------------------------------------------ */ | |
23 | ||
24 | #define TARGET_LINUX_ABI 1 | |
25 | ||
26 | #undef SIZE_TYPE | |
27 | #define SIZE_TYPE "unsigned int" | |
28 | ||
29 | #undef PTRDIFF_TYPE | |
30 | #define PTRDIFF_TYPE "int" | |
31 | ||
cf3cd43d CJW |
32 | #define TARGET_OS_CPP_BUILTINS() \ |
33 | do \ | |
34 | { \ | |
35 | GNU_USER_TARGET_OS_CPP_BUILTINS(); \ | |
36 | } \ | |
37 | while (0) | |
38 | ||
1c944e16 KC |
39 | #ifdef TARGET_BIG_ENDIAN_DEFAULT |
40 | #define LD_SO_ENDIAN_SPEC "%{mlittle-endian:le}%{!mlittle-endian:be}" | |
41 | #else | |
42 | #define LD_SO_ENDIAN_SPEC "%{mbig-endian:be}%{!mbig-endian:le}" | |
43 | #endif | |
44 | ||
45 | /* Record arch version in TARGET_ARCH_DEFAULT. | |
46 | 0 means soft ABI; | |
47 | 1 means hard ABI and using full floating-point instruction; | |
48 | 2 means hard ABI and only using single-precision floating-point | |
49 | instruction. */ | |
50 | #if TARGET_ARCH_DEFAULT | |
51 | #define LD_SO_ABI_SPEC "%{!mabi=2:f}" | |
52 | #else | |
53 | #define LD_SO_ABI_SPEC "%{mabi=2fp+:f}" | |
54 | #endif | |
55 | ||
56 | #define GLIBC_DYNAMIC_LINKER \ | |
57 | "/lib/ld-linux-nds32" LD_SO_ENDIAN_SPEC LD_SO_ABI_SPEC ".so.1" | |
cf3cd43d CJW |
58 | |
59 | /* In the configure stage we may use options --enable-default-relax, | |
60 | --enable-Os-default-ifc and --enable-Os-default-ex9. They effect | |
61 | the default spec of passing --relax, --mifc, and --mex9 to linker. | |
62 | We use NDS32_RELAX_SPEC, NDS32_IFC_SPEC, and NDS32_EX9_SPEC | |
63 | so that we can customize them conveniently. */ | |
64 | #define LINK_SPEC \ | |
65 | " %{G*}" \ | |
66 | " %{mbig-endian:-EB} %{mlittle-endian:-EL}" \ | |
67 | " %{shared:-shared} \ | |
68 | %{!shared: \ | |
69 | %{!static: \ | |
70 | %{rdynamic:-export-dynamic} \ | |
71 | -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \ | |
72 | %{static:-static}}" \ | |
dcd717d7 | 73 | NDS32_RELAX_SPEC |
cf3cd43d CJW |
74 | |
75 | #define LINK_PIE_SPEC "%{pie:%{!fno-pie:%{!fno-PIE:%{!static:-pie}}}} " | |
76 | ||
77 | #define CPP_SPEC "%{pthread:-D_REENTRANT}" | |
78 | ||
79 | /* The SYNC operations are implemented as library functions, not | |
80 | INSN patterns. As a result, the HAVE defines for the patterns are | |
81 | not defined. We need to define them to generate the corresponding | |
82 | __GCC_HAVE_SYNC_COMPARE_AND_SWAP_* and __GCC_ATOMIC_*_LOCK_FREE | |
83 | defines. | |
84 | Ref: https://sourceware.org/ml/libc-alpha/2014-09/msg00322.html */ | |
85 | #define HAVE_sync_compare_and_swapqi 1 | |
86 | #define HAVE_sync_compare_and_swaphi 1 | |
87 | #define HAVE_sync_compare_and_swapsi 1 |