| 1 | 709 | jeremybenn | /* Xtensa/Elf configuration.
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         | 2 |  |  |    Derived from the configuration for GCC for Intel i386 running Linux.
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         | 3 |  |  |    Copyright (C) 2001, 2003, 2006, 2007, 2010, 2011
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         | 4 |  |  |    Free Software Foundation, Inc.
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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 it under
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         | 9 |  |  | the terms of the GNU General Public License as published by the Free
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         | 10 |  |  | Software Foundation; either version 3, or (at your option) any later
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         | 11 |  |  | version.
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         | 12 |  |  |  
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         | 13 |  |  | GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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         | 14 |  |  | WARRANTY; without even the implied warranty of MERCHANTABILITY or
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         | 15 |  |  | FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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         | 16 |  |  | 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 |  |  | #define TARGET_SECTION_TYPE_FLAGS xtensa_multibss_section_type_flags
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         | 23 |  |  |  
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         | 24 |  |  | /* Don't assume anything about the header files.  */
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         | 25 |  |  | #define NO_IMPLICIT_EXTERN_C
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         | 26 |  |  |  
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         | 27 |  |  | #undef ASM_APP_ON
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         | 28 |  |  | #define ASM_APP_ON "#APP\n"
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         | 29 |  |  |  
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         | 30 |  |  | #undef ASM_APP_OFF
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         | 31 |  |  | #define ASM_APP_OFF "#NO_APP\n"
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         | 32 |  |  |  
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         | 33 |  |  | #undef SIZE_TYPE
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         | 34 |  |  | #define SIZE_TYPE "unsigned int"
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         | 35 |  |  |  
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         | 36 |  |  | #undef PTRDIFF_TYPE
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         | 37 |  |  | #define PTRDIFF_TYPE "int"
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         | 38 |  |  |  
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         | 39 |  |  | #undef WCHAR_TYPE
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         | 40 |  |  | #define WCHAR_TYPE "short unsigned int"
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         | 41 |  |  |  
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         | 42 |  |  | #undef WCHAR_TYPE_SIZE
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         | 43 |  |  | #define WCHAR_TYPE_SIZE 16
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         | 44 |  |  |  
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         | 45 |  |  | #undef ASM_SPEC
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         | 46 |  |  | #define ASM_SPEC \
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         | 47 |  |  |  "%{mtext-section-literals:--text-section-literals} \
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         | 48 |  |  |   %{mno-text-section-literals:--no-text-section-literals} \
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         | 49 |  |  |   %{mtarget-align:--target-align} \
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         | 50 |  |  |   %{mno-target-align:--no-target-align} \
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         | 51 |  |  |   %{mlongcalls:--longcalls} \
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         | 52 |  |  |   %{mno-longcalls:--no-longcalls}"
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         | 53 |  |  |  
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         | 54 |  |  | #undef LIB_SPEC
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         | 55 |  |  | #define LIB_SPEC "-lc -lsim -lc -lhandlers-sim -lhal"
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         | 56 |  |  |  
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         | 57 |  |  | #undef STARTFILE_SPEC
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         | 58 |  |  | #define STARTFILE_SPEC \
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         | 59 |  |  |   "crt1-sim%O%s crt0%O%s crti%O%s crtbegin%O%s _vectors%O%s"
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         | 60 |  |  |  
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         | 61 |  |  | #undef ENDFILE_SPEC
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         | 62 |  |  | #define ENDFILE_SPEC "crtend%O%s crtn%O%s"  
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         | 63 |  |  |  
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         | 64 |  |  | #undef LINK_SPEC
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         | 65 |  |  | #define LINK_SPEC \
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         | 66 |  |  |  "%{shared:-shared} \
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         | 67 |  |  |   %{!shared: \
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         | 68 |  |  |     %{!static: \
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         | 69 |  |  |       %{rdynamic:-export-dynamic} \
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         | 70 |  |  |     %{static:-static}}}"
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         | 71 |  |  |  
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         | 72 |  |  | #undef LOCAL_LABEL_PREFIX
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         | 73 |  |  | #define LOCAL_LABEL_PREFIX      "."
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         | 74 |  |  |  
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         | 75 |  |  | /* Avoid dots for compatibility with VxWorks.  */
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         | 76 |  |  | #undef NO_DOLLAR_IN_LABEL
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         | 77 |  |  | #define NO_DOT_IN_LABEL
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         | 78 |  |  |  
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         | 79 |  |  | /* Do not force "-fpic" for this target.  */
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         | 80 |  |  | #define XTENSA_ALWAYS_PIC 0
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         | 81 |  |  |  
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         | 82 |  |  | #undef DBX_REGISTER_NUMBER
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         | 83 |  |  |  
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         | 84 |  |  | /* Search for headers in $tooldir/arch/include and for libraries and
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         | 85 |  |  |    startfiles in $tooldir/arch/lib.  */
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         | 86 |  |  | #define GCC_DRIVER_HOST_INITIALIZATION \
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         | 87 |  |  | do \
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         | 88 |  |  | { \
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         | 89 |  |  |   char *tooldir, *archdir; \
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         | 90 |  |  |   tooldir = concat (tooldir_base_prefix, spec_machine, \
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         | 91 |  |  |                     dir_separator_str, NULL); \
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         | 92 |  |  |   if (!IS_ABSOLUTE_PATH (tooldir)) \
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         | 93 |  |  |     tooldir = concat (standard_exec_prefix, spec_machine, dir_separator_str, \
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         | 94 |  |  |                       spec_version, dir_separator_str, tooldir, NULL); \
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         | 95 |  |  |   archdir = concat (tooldir, "arch", dir_separator_str, NULL); \
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         | 96 |  |  |   add_prefix (&startfile_prefixes, \
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         | 97 |  |  |               concat (archdir, "lib", dir_separator_str, NULL), \
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         | 98 |  |  |               "GCC", PREFIX_PRIORITY_LAST, 0, 1); \
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         | 99 |  |  |   add_prefix (&include_prefixes, archdir, \
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         | 100 |  |  |               "GCC", PREFIX_PRIORITY_LAST, 0, 0); \
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         | 101 |  |  |   } \
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         | 102 |  |  | while (0)
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