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1 /* Definitions of target machine for GCC,
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2 for SuperH with targeting the VXWorks run time environment.
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3 Copyright (C) 2003-2018 Free Software Foundation, Inc.
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4 Contributed by CodeSourcery, LLC.
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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
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23 #define TARGET_OS_CPP_BUILTINS() \
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24 do \
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25 { \
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26 builtin_define ("CPU=SH7000"); \
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27 VXWORKS_OS_CPP_BUILTINS (); \
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28 } \
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29 while (0)
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30
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31 #undef SUBTARGET_OVERRIDE_OPTIONS
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32 #define SUBTARGET_OVERRIDE_OPTIONS \
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33 do \
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34 { \
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35 VXWORKS_OVERRIDE_OPTIONS; \
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36 /* The kernel loader cannot handle the relaxation \
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37 relocations, so it cannot load kernel modules \
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38 (which are ET_REL) or RTP executables (which are \
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39 linked with --emit-relocs). No relaxation relocations \
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40 appear in shared libraries, so relaxation is OK \
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41 for RTP PIC. */ \
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42 if (TARGET_RELAX && !(TARGET_VXWORKS_RTP && flag_pic)) \
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43 error ("-mrelax is only supported for RTP PIC"); \
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44 } \
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45 while (0)
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46
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47 #undef SUBTARGET_CPP_SPEC
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48 #define SUBTARGET_CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
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49
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50 #undef SUBTARGET_LINK_EMUL_SUFFIX
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51 #define SUBTARGET_LINK_EMUL_SUFFIX "_vxworks"
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52
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53 #undef LIB_SPEC
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54 #define LIB_SPEC VXWORKS_LIB_SPEC
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55 #undef LINK_SPEC
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56 #define LINK_SPEC VXWORKS_LINK_SPEC " " SH_LINK_SPEC
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57 #undef STARTFILE_SPEC
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58 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
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59 #undef ENDFILE_SPEC
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60 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
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61
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62 /* There is no default multilib. */
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63 #undef MULTILIB_DEFAULTS
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64
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65 #undef FUNCTION_PROFILER
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66 #define FUNCTION_PROFILER VXWORKS_FUNCTION_PROFILER
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