| /* Base configuration file for all DragonFly targets. |
| Copyright (C) 2014-2021 Free Software Foundation, Inc. |
| Contributed by John Marino <gnugcc@marino.st> |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| GCC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| Under Section 7 of GPL version 3, you are granted additional |
| permissions described in the GCC Runtime Library Exception, version |
| 3.1, as published by the Free Software Foundation. |
| |
| You should have received a copy of the GNU General Public License and |
| a copy of the GCC Runtime Library Exception along with this program; |
| see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #undef TARGET_OS_CPP_BUILTINS |
| #define TARGET_OS_CPP_BUILTINS() \ |
| do \ |
| { \ |
| builtin_define_std ("unix"); \ |
| builtin_define ("__DragonFly__"); \ |
| builtin_assert ("system=unix"); \ |
| builtin_assert ("system=bsd"); \ |
| builtin_assert ("system=DragonFly"); \ |
| } \ |
| while (0) |
| |
| #undef CPP_SPEC |
| #define CPP_SPEC \ |
| "%(cpp_cpu) %(cpp_arch) %{posix:-D_POSIX_SOURCE}" |
| |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC \ |
| "%{!shared: \ |
| %{pg:gcrt1.o%s} \ |
| %{!pg: \ |
| %{p:gcrt1.o%s} \ |
| %{!p: \ |
| %{profile: gcrt1.o%s} \ |
| %{!profile: \ |
| %{pie: Scrt1.o%s;:crt1.o%s}}}}} \ |
| crti.o%s \ |
| %{shared|pie:crtbeginS.o%s;:crtbegin.o%s}" |
| |
| #undef ENDFILE_SPEC |
| #define ENDFILE_SPEC \ |
| "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" |
| |
| #undef LIB_SPEC |
| #define LIB_SPEC \ |
| "%{pthread:-lpthread} -lc" |
| |
| #if defined(HAVE_LD_EH_FRAME_HDR) |
| #define LINK_EH_SPEC "--eh-frame-hdr" |
| #endif |
| |
| /* Provide a LINK_SPEC appropriate for DragonFly. Here we provide support |
| for the special GCC options -static and -shared, which allow us to |
| link things in one of these three modes by applying the appropriate |
| combinations of options at link-time. |
| |
| When the -shared link option is used a final link is not being |
| done. */ |
| |
| #define DFBSD_LINK_SPEC \ |
| "%{p:%nconsider using '-pg' instead of '-p' with gprof(1)} \ |
| %{v:-V} \ |
| %{assert*} %{R*} %{rpath*} %{defsym*} \ |
| %{shared:-Bshareable %{h*} %{soname*}} \ |
| %{!shared: \ |
| %{!static: \ |
| %{rdynamic:-export-dynamic} \ |
| -dynamic-linker %(dfbsd_dynamic_linker) \ |
| } \ |
| %{static:-Bstatic} \ |
| } \ |
| %{!static:--hash-style=gnu} \ |
| %{symbolic:-Bsymbolic}" |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC DFBSD_LINK_SPEC |
| |
| #define DFBSD_DYNAMIC_LINKER "/usr/libexec/ld-elf.so.2" |
| |
| |
| /* Use --as-needed -lgcc_s for eh support. */ |
| #ifdef HAVE_LD_AS_NEEDED |
| #define USE_LD_AS_NEEDED 1 |
| #endif |
| |
| /************************[ Target stuff ]***********************************/ |
| |
| /* All DragonFly Architectures support the ELF object file format. */ |
| #undef OBJECT_FORMAT_ELF |
| #define OBJECT_FORMAT_ELF |
| |
| /* Follow DragonFly's standard headers (<machine/stdint.h>, etc...). */ |
| |
| #undef WCHAR_TYPE |
| #define WCHAR_TYPE "int" |
| |
| #undef WINT_TYPE |
| #define WINT_TYPE "int" |
| |
| /* Code generation parameters. */ |
| |
| /* Use periods rather than dollar signs in special g++ assembler names. |
| This ensures the configuration knows our system correctly so we can link |
| with libraries compiled with the native cc. */ |
| #undef NO_DOLLAR_IN_LABEL |
| |
| /* Used by libgcc2.c. We support file locking with fcntl / F_SETLKW. |
| This enables the test coverage code to use file locking when exiting a |
| program, which avoids race conditions if the program has forked. */ |
| #define TARGET_POSIX_IO |