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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [config/] [sparc/] [freebsd.h] - Rev 714
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/* Definitions for Sun SPARC64 running FreeBSD using the ELF format Copyright (C) 2001, 2002, 2004, 2005, 2006, 2007, 2010, 2011 Free Software Foundation, Inc. Contributed by David E. O'Brien <obrien@FreeBSD.org> and BSDi. 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. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #undef SUBTARGET_EXTRA_SPECS #define SUBTARGET_EXTRA_SPECS \ { "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER } /* FreeBSD needs the platform name (sparc64) defined. Emacs etc needs to know if the arch is 64 or 32-bits. This also selects which targets are available via -mcpu. */ #undef FBSD_TARGET_CPU_CPP_BUILTINS #define FBSD_TARGET_CPU_CPP_BUILTINS() \ do \ { \ builtin_define ("__sparc64__"); \ builtin_define ("__sparc__"); \ builtin_define ("__sparc_v9__"); \ builtin_define ("__sparcv9"); \ } \ while (0) #undef ASM_SPEC #define ASM_SPEC "%{fpic|fPIC|fpie|fPIE:-K PIC} %(asm_cpu)" #define LINK_SPEC "%(link_arch) \ %{!mno-relax:%{!r:-relax}} \ %{p:%nconsider using '-pg' instead of '-p' with gprof(1)} \ %{assert*} %{R*} %{rpath*} %{defsym*} \ %{shared:-Bshareable %{h*} %{soname*}} \ %{symbolic:-Bsymbolic} \ %{!shared: \ %{!static: \ %{rdynamic:-export-dynamic} \ -dynamic-linker %(fbsd_dynamic_linker) } \ %{static:-Bstatic}}" /************************[ Target stuff ]***********************************/ /* Define the actual types of some ANSI-mandated types. Needs to agree with <machine/ansi.h>. GCC defaults come from c-decl.c, c-common.c, and config/<arch>/<arch>.h. */ /* Earlier headers may get this wrong for FreeBSD. We use the GCC defaults instead. */ #undef WCHAR_TYPE #undef WCHAR_TYPE_SIZE #define WCHAR_TYPE_SIZE 32 /* Define for support of TFmode long double. SPARC ABI says that long double is 4 words. */ #undef LONG_DOUBLE_TYPE_SIZE #define LONG_DOUBLE_TYPE_SIZE (TARGET_LONG_DOUBLE_128 ? 128 : 64) /* Define this to set long double type size to use in libgcc2.c, which can not depend on target_flags. */ #if defined(__arch64__) || defined(__LONG_DOUBLE_128__) #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128 #else #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64 #endif /* Definitions for 64-bit SPARC running systems with ELF. */ #define TARGET_ELF 1 /* XXX */ /* A 64 bit v9 compiler with stack-bias, in a Medium/mid code model environment. */ #undef TARGET_DEFAULT #define TARGET_DEFAULT \ (MASK_V9 + MASK_64BIT + MASK_PTR64 /* + MASK_FASTER_STRUCTS */ \ + MASK_STACK_BIAS + MASK_APP_REGS + MASK_FPU \ + MASK_LONG_DOUBLE_128 /* + MASK_HARD_QUAD */) /* The default code model. */ #undef SPARC_DEFAULT_CMODEL #define SPARC_DEFAULT_CMODEL CM_MEDLOW #define HAVE_ENABLE_EXECUTE_STACK /************************[ Assembler stuff ]********************************/ #undef LOCAL_LABEL_PREFIX #define LOCAL_LABEL_PREFIX "." /* XXX2 */ /* This is how to store into the string LABEL the symbol_ref name of an internal numbered label where PREFIX is the class of label and NUM is the number within the class. This is suitable for output with `assemble_name'. */ #undef ASM_GENERATE_INTERNAL_LABEL #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \ sprintf (LABEL, "*.L%s%lu", PREFIX, (unsigned long)(NUM)) /************************[ Debugger stuff ]*********************************/ /* This is the char to use for continuation (in case we need to turn continuation back on). */ #undef DBX_CONTIN_CHAR #define DBX_CONTIN_CHAR '?' /* DWARF bits. */ /* Follow Irix 6 and not the Dwarf2 draft in using 64-bit offsets. Obviously the Dwarf2 folks havn't tried to actually build systems with their spec. On a 64-bit system, only 64-bit relocs become RELATIVE relocations. */ /* #define DWARF_OFFSET_SIZE PTR_SIZE */ #ifdef HAVE_AS_TLS #undef TARGET_SUN_TLS #undef TARGET_GNU_TLS #define TARGET_SUN_TLS 0 #define TARGET_GNU_TLS 1 #endif #undef ENDFILE_SPEC #define ENDFILE_SPEC \ "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} " \ FBSD_ENDFILE_SPEC /* We use GNU ld so undefine this so that attribute((init_priority)) works. */ #undef CTORS_SECTION_ASM_OP #undef DTORS_SECTION_ASM_OP
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