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annotate gcc/config/aarch64/aarch64-elf-raw.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 /* Machine description for AArch64 architecture.
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84e7813d76e9 gcc-8.2
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2 Copyright (C) 2009-2018 Free Software Foundation, Inc.
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3 Contributed by ARM Ltd.
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3, or (at your option)
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10 any later version.
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11
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12 GCC is distributed in the hope that it will be useful, but
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13 WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 /* Support for bare-metal builds. */
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22 #ifndef GCC_AARCH64_ELF_RAW_H
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23 #define GCC_AARCH64_ELF_RAW_H
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24
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25 #define STARTFILE_SPEC " crti%O%s crtbegin%O%s crt0%O%s"
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26 #define ENDFILE_SPEC \
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27 " crtend%O%s crtn%O%s " \
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28 "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s}"
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29
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30 #if TARGET_FIX_ERR_A53_835769_DEFAULT
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31 #define CA53_ERR_835769_SPEC \
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32 " %{!mno-fix-cortex-a53-835769:--fix-cortex-a53-835769}"
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33 #else
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34 #define CA53_ERR_835769_SPEC \
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35 " %{mfix-cortex-a53-835769:--fix-cortex-a53-835769}"
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36 #endif
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37
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38 #if TARGET_FIX_ERR_A53_843419_DEFAULT
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39 #define CA53_ERR_843419_SPEC \
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40 " %{!mno-fix-cortex-a53-843419:--fix-cortex-a53-843419}"
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41 #else
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42 #define CA53_ERR_843419_SPEC \
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43 " %{mfix-cortex-a53-843419:--fix-cortex-a53-843419}"
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44 #endif
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45
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46 #ifndef LINK_SPEC
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47 #define LINK_SPEC "%{h*} \
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48 %{static:-Bstatic} \
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49 %{shared:-shared} \
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50 %{symbolic:-Bsymbolic} \
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51 %{!static:%{rdynamic:-export-dynamic}} \
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52 %{mbig-endian:-EB} %{mlittle-endian:-EL} -X \
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53 -maarch64elf%{mabi=ilp32*:32}%{mbig-endian:b}" \
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54 CA53_ERR_835769_SPEC \
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55 CA53_ERR_843419_SPEC
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56 #endif
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57
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58 #endif /* GCC_AARCH64_ELF_RAW_H */