git://gcc.gnu.org / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 9d654bba RH |
1 | /* Definitions of target machine for GNU compiler, |
| 2 | for Alpha NetBSD systems. | |
| f982f805 | 3 | Copyright (C) 1998, 2002 Free Software Foundation, Inc. |
| 9d654bba RH |
4 | |
| 5 | This file is part of GNU CC. | |
| 6 | ||
| 7 | GNU CC is free software; you can redistribute it and/or modify | |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 2, or (at your option) | |
| 10 | any later version. | |
| 11 | ||
| 12 | GNU CC is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License | |
| 18 | along with GNU CC; see the file COPYING. If not, write to | |
| 5f38fdda JL |
19 | the Free Software Foundation, 59 Temple Place - Suite 330, |
| 20 | Boston, MA 02111-1307, USA. */ | |
| 9d654bba RH |
21 | |
| 22 | #undef TARGET_DEFAULT | |
| 23 | #define TARGET_DEFAULT (MASK_FP | MASK_FPREGS | MASK_GAS) | |
| 24 | ||
| 12a41c22 NB |
25 | #define TARGET_OS_CPP_BUILTINS() \ |
| 26 | do { \ | |
| 27 | builtin_define ("__NetBSD__"); \ | |
| 28 | builtin_define ("_LP64"); \ | |
| 29 | builtin_assert ("system=unix"); \ | |
| 30 | builtin_assert ("system=NetBSD"); \ | |
| 31 | } while (0) | |
| 9d654bba | 32 | |
| 9d654bba | 33 | /* Show that we need a GP when profiling. */ |
| 4f1c5cce RH |
34 | #undef TARGET_PROFILING_NEEDS_GP |
| 35 | #define TARGET_PROFILING_NEEDS_GP 1 | |
| f982f805 JT |
36 | |
| 37 | ||
| 38 | /* Provide a CPP_SPEC appropriate for NetBSD/alpha. In addition to | |
| 39 | the standard NetBSD specs, we also handle Alpha FP mode indications. */ | |
| 40 | ||
| 41 | #undef CPP_SPEC | |
| ac9cfada | 42 | #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %(cpp_subtarget)" |
| f982f805 | 43 | |
| f982f805 JT |
44 | /* Provide a LINK_SPEC appropriate for a NetBSD/alpha ELF target. |
| 45 | This is a copy of LINK_SPEC from <netbsd-elf.h> tweaked for | |
| 46 | the alpha target. */ | |
| 47 | ||
| 40039424 | 48 | #undef LINK_SPEC |
| f982f805 JT |
49 | #define LINK_SPEC \ |
| 50 | "%{G*} %{relax:-relax} \ | |
| 51 | %{O*:-O3} %{!O*:-O1} \ | |
| 52 | %{assert*} %{R*} \ | |
| 53 | %{shared:-shared} \ | |
| 54 | %{!shared: \ | |
| 55 | -dc -dp \ | |
| 56 | %{!nostdlib: \ | |
| 57 | %{!r*: \ | |
| 58 | %{!e*:-e __start}}} \ | |
| 59 | %{!static: \ | |
| 60 | %{rdynamic:-export-dynamic} \ | |
| 61 | %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}} \ | |
| 62 | %{static:-static}}" | |
| 63 | ||
| 64 | ||
| 65 | /* Provide an ENDFILE_SPEC appropriate for NetBSD/alpha ELF. Here we | |
| 66 | add crtend.o, which provides part of the support for getting | |
| 67 | C++ file-scope static objects deconstructed after exiting "main". | |
| 68 | ||
| 69 | We also need to handle the GCC option `-ffast-math'. */ | |
| 70 | ||
| 71 | #undef ENDFILE_SPEC | |
| 72 | #define ENDFILE_SPEC \ | |
| 73 | "%{ffast-math|funsafe-math-optimizations:crtfm%O%s} \ | |
| 74 | %{!shared:crtend%O%s} %{shared:crtendS%O%s}" | |
| 75 | ||
| 76 | ||
| f982f805 JT |
77 | #undef TARGET_VERSION |
| 78 | #define TARGET_VERSION fprintf (stderr, " (NetBSD/alpha ELF)"); |