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1 /* Base configuration file for all Fuchsia targets.
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2 Copyright (C) 2017 Free Software Foundation, Inc.
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3 Contributed by Google.
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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
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8 it 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,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU 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 /* Common Fuchsia configuration. */
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22
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23 #undef STARTFILE_SPEC
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24 #define STARTFILE_SPEC "%{!shared: crt1%O%s} crtbegin%O%s"
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25
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26 #undef ENDFILE_SPEC
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27 #define ENDFILE_SPEC "crtend%O%s"
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28
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29 /* When neither pic nor pie has been specified, use PIE. */
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30 #undef CC1_SPEC
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31 #define CC1_SPEC "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC:" \
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32 "%{!fno-pie:%{!fno-PIE:%{!fpie:%{!fPIE: -fPIE}}}}}}}}"
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33
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34 #undef LIB_SPEC
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35 #define LIB_SPEC "--start-group" \
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36 " -lmxio -lmagenta -lc -llaunchpad" \
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37 "%{!static: -lgcc_s}" \
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38 " --end-group"
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39
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40 #undef LINK_SPEC
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41 #define LINK_SPEC "-z max-page-size=4096" \
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42 " -z combreloc" \
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43 " -z relro" \
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44 " -z now" \
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45 " -z text" \
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46 "%{!hash-style: --hash-style=gnu}" \
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47 "%{!no-eh-frame-hdr: --eh-frame-hdr}" \
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48 "%{!no-build-id: --build-id}" \
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49 "%{shared: -shared}" \
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50 "%{!shared:%{!static:%{!dynamic-linker: -dynamic-linker=ld.so.1}}}"
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51
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52 /* We are using MUSL as our libc. */
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53 #undef OPTION_MUSL
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54 #define OPTION_MUSL 1
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55
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56 #ifndef TARGET_SUB_OS_CPP_BUILTINS
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57 #define TARGET_SUB_OS_CPP_BUILTINS()
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58 #endif
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59
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60 #undef TARGET_OS_CPP_BUILTINS
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61 #define TARGET_OS_CPP_BUILTINS() \
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62 do \
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63 { \
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64 builtin_define ("__fuchsia__"); \
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65 TARGET_SUB_OS_CPP_BUILTINS(); \
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66 } \
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67 while (false)
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68
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