diff options
Diffstat (limited to 'contrib/gcc/config/sparc/linux64.h')
| -rw-r--r-- | contrib/gcc/config/sparc/linux64.h | 102 |
1 files changed, 72 insertions, 30 deletions
diff --git a/contrib/gcc/config/sparc/linux64.h b/contrib/gcc/config/sparc/linux64.h index 27be1d1..bb1c591 100644 --- a/contrib/gcc/config/sparc/linux64.h +++ b/contrib/gcc/config/sparc/linux64.h @@ -1,25 +1,37 @@ /* Definitions for 64-bit SPARC running Linux-based GNU systems with ELF. - Copyright 1996, 1997, 1998, 2000, 2002 Free Software Foundation, Inc. + Copyright 1996, 1997, 1998, 2000, 2002, 2003, 2004 + Free Software Foundation, Inc. Contributed by David S. Miller (davem@caip.rutgers.edu) -This file is part of GNU CC. +This file is part of GCC. -GNU CC is free software; you can redistribute it and/or modify +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 2, or (at your option) any later version. -GNU CC is distributed in the hope that it will be useful, +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 GNU CC; see the file COPYING. If not, write to +along with GCC; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#define LINUX_DEFAULT_ELF +#define TARGET_OS_CPP_BUILTINS() \ + do \ + { \ + builtin_define_std ("unix"); \ + builtin_define_std ("linux"); \ + builtin_define ("_LONGLONG"); \ + builtin_define ("__gnu_linux__"); \ + builtin_assert ("system=linux"); \ + builtin_assert ("system=unix"); \ + builtin_assert ("system=posix"); \ + } \ + while (0) /* Don't assume anything about the header files. */ #define NO_IMPLICIT_EXTERN_C @@ -27,7 +39,9 @@ Boston, MA 02111-1307, USA. */ #undef MD_EXEC_PREFIX #undef MD_STARTFILE_PREFIX -#if TARGET_CPU_DEFAULT == TARGET_CPU_v9 || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc +#if TARGET_CPU_DEFAULT == TARGET_CPU_v9 \ + || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc \ + || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3 /* A 64 bit v9 compiler with stack-bias, in a Medium/Low code model environment. */ @@ -43,8 +57,7 @@ Boston, MA 02111-1307, USA. */ #ifdef SPARC_BI_ARCH #undef CPP_ARCH32_SPEC -#define CPP_ARCH32_SPEC "%{mlong-double-128:-D__LONG_DOUBLE_128__} \ --D__GCC_NEW_VARARGS__ -Acpu=sparc -Amachine=sparc" +#define CPP_ARCH32_SPEC "%{mlong-double-128:-D__LONG_DOUBLE_128__}" #endif @@ -55,10 +68,15 @@ Boston, MA 02111-1307, USA. */ #undef STARTFILE_SPEC +#ifdef HAVE_LD_PIE #define STARTFILE_SPEC \ - "%{!shared:%{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\ - crti.o%s %{static:crtbeginT.o%s}\ - %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}" + "%{!shared:%{pg|p:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}}\ + crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbeginS.o%s}" +#else +#define STARTFILE_SPEC \ + "%{!shared:%{pg|p:gcrt1.o%s;:crt1.o%s}}\ + crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbeginS.o%s}" +#endif /* Provide a ENDFILE_SPEC appropriate for GNU/Linux. Here we tack on the GNU/Linux magical crtend.o file (see crtstuff.c) which @@ -69,7 +87,7 @@ Boston, MA 02111-1307, USA. */ #undef ENDFILE_SPEC #define ENDFILE_SPEC \ - "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s\ + "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s\ %{ffast-math|funsafe-math-optimizations:crtfastmath.o%s}" /* The GNU C++ standard library requires that these macros be defined. */ @@ -111,13 +129,9 @@ Boston, MA 02111-1307, USA. */ #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64 #endif -#undef CPP_PREDEFINES -#define CPP_PREDEFINES "-D__ELF__ -Dunix -D_LONGLONG -D__sparc__ -D__gnu_linux__ -Dlinux -Asystem=unix -Asystem=posix" - #undef CPP_SUBTARGET_SPEC #define CPP_SUBTARGET_SPEC "\ -%{fPIC:-D__PIC__ -D__pic__} \ -%{fpic:-D__PIC__ -D__pic__} \ +%{fPIC|fpic|fPIE|fpie:-D__PIC__ -D__pic__} \ %{posix:-D_POSIX_SOURCE} \ %{pthread:-D_REENTRANT} \ " @@ -213,6 +227,27 @@ Boston, MA 02111-1307, USA. */ " #endif +/* Support for a compile-time default CPU, et cetera. The rules are: + --with-cpu is ignored if -mcpu is specified. + --with-tune is ignored if -mtune is specified. + --with-float is ignored if -mhard-float, -msoft-float, -mfpu, or -mno-fpu + are specified. + In the SPARC_BI_ARCH compiler we cannot pass %{!mcpu=*:-mcpu=%(VALUE)} + here, otherwise say -mcpu=v7 would be passed even when -m64. + CC1_SPEC above takes care of this instead. */ +#undef OPTION_DEFAULT_SPECS +#if DEFAULT_ARCH32_P +#define OPTION_DEFAULT_SPECS \ + {"cpu", "%{!m64:%{!mcpu=*:-mcpu=%(VALUE)}}" }, \ + {"tune", "%{!mtune=*:-mtune=%(VALUE)}" }, \ + {"float", "%{!msoft-float:%{!mhard-float:%{!fpu:%{!no-fpu:-m%(VALUE)-float}}}}" } +#else +#define OPTION_DEFAULT_SPECS \ + {"cpu", "%{!m32:%{!mcpu=*:-mcpu=%(VALUE)}}" }, \ + {"tune", "%{!mtune=*:-mtune=%(VALUE)}" }, \ + {"float", "%{!msoft-float:%{!mhard-float:%{!fpu:%{!no-fpu:-m%(VALUE)-float}}}}" } +#endif + #if DEFAULT_ARCH32_P #define MULTILIB_DEFAULTS { "m32" } #else @@ -246,7 +281,7 @@ Boston, MA 02111-1307, USA. */ %{T} \ %{Ym,*} \ %{Wa,*:%*} \ --s %{fpic:-K PIC} %{fPIC:-K PIC} \ +-s %{fpic|fPIC|fpie|fPIE:-K PIC} \ %{mlittle-endian:-EL} \ %(asm_cpu) %(asm_arch) %(asm_relax)" @@ -254,10 +289,6 @@ Boston, MA 02111-1307, USA. */ #undef DBX_REGISTER_NUMBER #define DBX_REGISTER_NUMBER(REGNO) (REGNO) -/* System V Release 4 uses DWARF debugging info. Buf DWARF1 doesn't do - 64-bit anything, so we use DWARF2. */ - -#undef DWARF_DEBUGGING_INFO #define DWARF2_DEBUGGING_INFO 1 #define DBX_DEBUGGING_INFO 1 @@ -276,13 +307,6 @@ do { \ #undef LOCAL_LABEL_PREFIX #define LOCAL_LABEL_PREFIX "." -/* This is how to output a definition of an internal numbered label where - PREFIX is the class of label and NUM is the number within the class. */ - -#undef ASM_OUTPUT_INTERNAL_LABEL -#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \ - fprintf (FILE, ".L%s%d:\n", PREFIX, NUM) - /* This is how to output a reference to an internal numbered label where PREFIX is the class of label and NUM is the number within the class. */ @@ -308,10 +332,20 @@ do { \ /* #define DWARF_OFFSET_SIZE PTR_SIZE */ +#undef DITF_CONVERSION_LIBFUNCS +#define DITF_CONVERSION_LIBFUNCS 1 + #if defined(HAVE_LD_EH_FRAME_HDR) #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} " #endif +#ifdef HAVE_AS_TLS +#undef TARGET_SUN_TLS +#undef TARGET_GNU_TLS +#define TARGET_SUN_TLS 0 +#define TARGET_GNU_TLS 1 +#endif + /* Don't be different from other Linux platforms in this regard. */ #define HANDLE_PRAGMA_PACK_PUSH_POP @@ -319,6 +353,14 @@ do { \ #undef CTORS_SECTION_ASM_OP #undef DTORS_SECTION_ASM_OP +#define TARGET_ASM_FILE_END file_end_indicate_exec_stack + +/* Determine whether the the entire c99 runtime is present in the + runtime library. */ +#define TARGET_C99_FUNCTIONS 1 + +#define TARGET_HAS_F_SETLKW + #undef LINK_GCC_C_SEQUENCE_SPEC #define LINK_GCC_C_SEQUENCE_SPEC \ "%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}" |
