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/* Definitions for ia64-linux target. */
/* This macro is a C statement to print on `stderr' a string describing the
particular machine description choice. */
#define TARGET_VERSION fprintf (stderr, " (IA-64) Linux");
/* This is for -profile to use -lc_p instead of -lc. */
#undef CC1_SPEC
#define CC1_SPEC "%{profile:-p} %{G*}"
/* Target OS builtins. */
#define TARGET_OS_CPP_BUILTINS() \
do { \
LINUX_TARGET_OS_CPP_BUILTINS(); \
builtin_define("_LONGLONG"); \
} while (0)
/* Need to override linux.h STARTFILE_SPEC, since it has crtbeginT.o in. */
#undef STARTFILE_SPEC
#ifdef HAVE_LD_PIE
#define STARTFILE_SPEC \
"%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}}\
crti.o%s %{shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
#else
#define STARTFILE_SPEC \
"%{!shared: %{pg|p|profile:gcrt1.o%s;:crt1.o%s}}\
crti.o%s %{shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
#endif
/* Similar to standard Linux, but adding -ffast-math support. */
#undef ENDFILE_SPEC
#define ENDFILE_SPEC \
"%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
/* Define this for shared library support because it isn't in the main
linux.h file. */
#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-ia64.so.2"
#undef LINK_SPEC
#define LINK_SPEC "\
%{shared:-shared} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
%{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \
%{static:-static}}"
#define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
#define JMP_BUF_SIZE 76
/* Override linux.h LINK_EH_SPEC definition.
Signalize that because we have fde-glibc, we don't need all C shared libs
linked against -lgcc_s. */
#undef LINK_EH_SPEC
#define LINK_EH_SPEC ""
#define MD_UNWIND_SUPPORT "config/ia64/linux-unwind.h"
/* Put all *tf routines in libgcc. */
#undef LIBGCC2_HAS_TF_MODE
#define LIBGCC2_HAS_TF_MODE 1
#undef LIBGCC2_TF_CEXT
#define LIBGCC2_TF_CEXT q
#define TF_SIZE 113
#undef TARGET_INIT_LIBFUNCS
#define TARGET_INIT_LIBFUNCS ia64_soft_fp_init_libfuncs
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