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gcc-10-libgcc-builtin-macros.patch (1731B)

    

  1. SPDX-FileCopyrightText: 2023 fosslinux <fosslinux@aussies.space>
  2. SPDX-FileCopyrightText: 2014 Joseph Myers <joseph@codesourcery.com>
  4. SPDX-License-Identifier: GPL-3.0-or-later
  6. GCC 10 uses a variety of compiler builtin macros in libgcc.
  7. These macros do not exist in GCC 4.7, so we add them in.
  8. (Taken straight from GCC 10).
  10. (We could -D them in GCC 10, but this is a simpler unobtrusive
  11. solution, and is arguably more correct).
  13. --- gcc-4.7.4/gcc/c-family/c-cppbuiltin.c	2023-01-25 16:56:44.122222376 +1100
  14. +++ gcc-4.7.4/gcc/c-family/c-cppbuiltin.c	2023-01-25 17:01:52.500855016 +1100
  15. @@ -850,6 +850,30 @@
  16.      builtin_define_with_int_value ("__LIBGCC_TRAMPOLINE_SIZE__",
  17.  				   TRAMPOLINE_SIZE);
  18.  
  19. +  /* For libgcc unwinder code. */
  20. +#ifdef DONT_USE_BUILTIN_SETJMP
  21. +  cpp_define (pfile, "__LIBGCC_DONT_USE_BUILTIN_SETJMP__");
  22. +#endif
  23. +#ifdef DWARF_ALT_FRAME_RETURN_COLUMN
  24. +  builtin_define_with_int_value ("__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__",
  25. +		  DWARF_ALT_FRAME_RETURN_COLUMN);
  26. +#endif
  27. +  builtin_define_with_int_value ("__LIBGCC_DWARF_FRAME_REGISTERS__",
  28. +		  DWARF_FRAME_REGISTERS);
  29. +#ifdef EH_RETURN_STACKADJ_RTX
  30. +  cpp_define (pfile, "__LIBGCC_EH_RETURN_STACKADJ_RTX__");
  31. +#endif
  32. +#ifdef JMP_BUF_SIZE
  33. +  builtin_define_with_int_value ("__LIBGCC_JMP_BUF_SIZE__",
  34. +		  JMP_BUF_SIZE);
  35. +#endif
  36. +  builtin_define_with_int_value ("__LIBGCC_STACK_POINTER_REGNUM__",
  37. +		  STACK_POINTER_REGNUM);
  38. +
  39. +  /* For libgcov. */
  40. +  builtin_define_with_int_value ("__LIBGCC_VTABLE_USES_DESCRIPTORS__",
  41. +		  TARGET_VTABLE_USES_DESCRIPTORS);
  42. +
  43.    /* For use in assembly language.  */
  44.    builtin_define_with_value ("__REGISTER_PREFIX__", REGISTER_PREFIX, 0);
  45.    builtin_define_with_value ("__USER_LABEL_PREFIX__", user_label_prefix, 0);