diff options
Diffstat (limited to 'contrib/gcc/config/alpha/netbsd.h')
| -rw-r--r-- | contrib/gcc/config/alpha/netbsd.h | 63 |
1 files changed, 32 insertions, 31 deletions
diff --git a/contrib/gcc/config/alpha/netbsd.h b/contrib/gcc/config/alpha/netbsd.h index 9a54c3a..e1da9cf 100644 --- a/contrib/gcc/config/alpha/netbsd.h +++ b/contrib/gcc/config/alpha/netbsd.h @@ -22,9 +22,16 @@ Boston, MA 02111-1307, USA. */ #undef TARGET_DEFAULT #define TARGET_DEFAULT (MASK_FP | MASK_FPREGS | MASK_GAS) -#undef CPP_PREDEFINES -#define CPP_PREDEFINES \ - "-D__NetBSD__ -D__ELF__ -D_LP64 -Asystem=unix -Asystem=NetBSD" +#define TARGET_OS_CPP_BUILTINS() \ + do { \ + NETBSD_OS_CPP_BUILTINS_ELF(); \ + NETBSD_OS_CPP_BUILTINS_LP64(); \ + } while (0) + + +/* NetBSD doesn't use the LANGUAGE* built-ins. */ +#undef SUBTARGET_LANGUAGE_CPP_BUILTINS +#define SUBTARGET_LANGUAGE_CPP_BUILTINS() /* nothing */ /* Show that we need a GP when profiling. */ @@ -32,39 +39,28 @@ Boston, MA 02111-1307, USA. */ #define TARGET_PROFILING_NEEDS_GP 1 -/* Provide a CPP_SPEC appropriate for NetBSD/alpha. In addition to - the standard NetBSD specs, we also handle Alpha FP mode indications. */ - -#undef CPP_SPEC -#define CPP_SPEC \ - "%{mieee:-D_IEEE_FP} \ - %{mieee-with-inexact:-D_IEEE_FP -D_IEEE_FP_INEXACT} \ - %(cpp_cpu) %(cpp_subtarget)" +/* Provide a CPP_SUBTARGET_SPEC appropriate for NetBSD/alpha. We use + this to pull in CPP specs that all NetBSD configurations need. */ #undef CPP_SUBTARGET_SPEC -#define CPP_SUBTARGET_SPEC \ - "%{posix:-D_POSIX_SOURCE}" +#define CPP_SUBTARGET_SPEC NETBSD_CPP_SPEC + +#undef SUBTARGET_EXTRA_SPECS +#define SUBTARGET_EXTRA_SPECS \ + { "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \ + { "netbsd_entry_point", NETBSD_ENTRY_POINT }, \ + { "netbsd_endfile_spec", NETBSD_ENDFILE_SPEC }, -/* Provide a LINK_SPEC appropriate for a NetBSD/alpha ELF target. - This is a copy of LINK_SPEC from <netbsd-elf.h> tweaked for - the alpha target. */ +/* Provide a LINK_SPEC appropriate for a NetBSD/alpha ELF target. */ #undef LINK_SPEC -#define LINK_SPEC \ - "%{G*} %{relax:-relax} \ - %{O*:-O3} %{!O*:-O1} \ - %{assert*} %{R*} \ - %{shared:-shared} \ - %{!shared: \ - -dc -dp \ - %{!nostdlib: \ - %{!r*: \ - %{!e*:-e __start}}} \ - %{!static: \ - %{rdynamic:-export-dynamic} \ - %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}} \ - %{static:-static}}" +#define LINK_SPEC \ + "%{G*} %{relax:-relax} \ + %{O*:-O3} %{!O*:-O1} \ + %(netbsd_link_spec)" + +#define NETBSD_ENTRY_POINT "__start" /* Provide an ENDFILE_SPEC appropriate for NetBSD/alpha ELF. Here we @@ -76,7 +72,12 @@ Boston, MA 02111-1307, USA. */ #undef ENDFILE_SPEC #define ENDFILE_SPEC \ "%{ffast-math|funsafe-math-optimizations:crtfm%O%s} \ - %{!shared:crtend%O%s} %{shared:crtendS%O%s}" + %(netbsd_endfile_spec)" + + +/* Attempt to enable execute permissions on the stack. */ + +#define TRANSFER_FROM_TRAMPOLINE NETBSD_ENABLE_EXECUTE_STACK #undef TARGET_VERSION |
