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annotate gcc/config/alpha/linux-elf.h @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
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1 /* Definitions of target machine for GNU compiler
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2 for Alpha Linux-based GNU systems using ELF.
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3 Copyright (C) 1996-2018 Free Software Foundation, Inc.
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4 Contributed by Richard Henderson.
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5
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6 This file is part of GCC.
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7
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8 GCC is free software; you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation; either version 3, or (at your option)
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11 any later version.
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12
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13 GCC is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with GCC; see the file COPYING3. If not see
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20 <http://www.gnu.org/licenses/>. */
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21
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22 #undef EXTRA_SPECS
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23 #define EXTRA_SPECS \
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24 { "elf_dynamic_linker", ELF_DYNAMIC_LINKER },
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26 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
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27 #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
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28 #if DEFAULT_LIBC == LIBC_UCLIBC
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29 #define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
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30 #elif DEFAULT_LIBC == LIBC_GLIBC
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31 #define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
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32 #else
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33 #error "Unsupported DEFAULT_LIBC"
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34 #endif
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35 #define GNU_USER_DYNAMIC_LINKER \
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36 CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER)
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37
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38 #define ELF_DYNAMIC_LINKER GNU_USER_DYNAMIC_LINKER
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39
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40 #define LINK_SPEC "-m elf64alpha %{G*} %{relax:-relax} \
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41 %{O*:-O3} %{!O*:-O1} \
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42 %{shared:-shared} \
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43 %{!shared: \
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44 %{!static: \
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45 %{rdynamic:-export-dynamic} \
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46 -dynamic-linker %(elf_dynamic_linker)} \
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47 %{static:-static}}"
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48
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49 #undef LIB_SPEC
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50 #define LIB_SPEC \
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51 "%{pthread:-lpthread} %{shared:-lc}%{!shared:%{profile:-lc_p}%{!profile:-lc}} "
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52
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53 #define TARGET_ASM_FILE_END file_end_indicate_exec_stack