1 /* Definitions for ia64-linux target. 2 3 Copyright (C) 2000-2020 Free Software Foundation, Inc. 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify it under 8 the terms of the GNU General Public License as published by the Free 9 Software Foundation; either version 3, or (at your option) any later 10 version. 11 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 for more details. 16 17 Under Section 7 of GPL version 3, you are granted additional 18 permissions described in the GCC Runtime Library Exception, version 19 3.1, as published by the Free Software Foundation. 20 21 You should have received a copy of the GNU General Public License and 22 a copy of the GCC Runtime Library Exception along with this program; 23 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 24 <http://www.gnu.org/licenses/>. */ 25 26 /* This is for -profile to use -lc_p instead of -lc. */ 27 #undef CC1_SPEC 28 #define CC1_SPEC "%{profile:-p} %{G*}" 29 30 /* Target OS builtins. */ 31 #define TARGET_OS_CPP_BUILTINS() \ 32 do { \ 33 GNU_USER_TARGET_OS_CPP_BUILTINS(); \ 34 builtin_define("_LONGLONG"); \ 35 } while (0) 36 37 /* Need to override linux.h STARTFILE_SPEC, since it has crtbeginT.o in. */ 38 #undef STARTFILE_SPEC 39 #ifdef HAVE_LD_PIE 40 #define STARTFILE_SPEC \ 41 "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}}\ 42 crti.o%s %{shared|pie:crtbeginS.o%s;:crtbegin.o%s}" 43 #else 44 #define STARTFILE_SPEC \ 45 "%{!shared: %{pg|p|profile:gcrt1.o%s;:crt1.o%s}}\ 46 crti.o%s %{shared|pie:crtbeginS.o%s;:crtbegin.o%s}" 47 #endif 48 49 /* Similar to standard Linux, but adding -ffast-math support. */ 50 #undef ENDFILE_SPEC 51 #define ENDFILE_SPEC \ 52 "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \ 53 %{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" 54 55 /* Define this for shared library support because it isn't in the main 56 linux.h file. */ 57 58 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-ia64.so.2" 59 60 #undef LINK_SPEC 61 #define LINK_SPEC "\ 62 %{shared:-shared} \ 63 %{!shared: \ 64 %{!static: \ 65 %{rdynamic:-export-dynamic} \ 66 -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \ 67 %{static:-static}}" 68 69 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}" 70 71 #define JMP_BUF_SIZE 76 72 73 /* Override linux.h LINK_EH_SPEC definition. 74 Signalize that because we have fde-glibc, we don't need all C shared libs 75 linked against -lgcc_s. */ 76 #undef LINK_EH_SPEC 77 #define LINK_EH_SPEC "" 78 79 #undef TARGET_INIT_LIBFUNCS 80 #define TARGET_INIT_LIBFUNCS ia64_soft_fp_init_libfuncs 81 82 /* Define this to be nonzero if static stack checking is supported. */ 83 #define STACK_CHECK_STATIC_BUILTIN 1 84