re PR target/19930 (gcc.dg/pr19402-2.c fails on ia64-hpux)
PR target/19930
* doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
(LIBGCC2_HAS_DF_MODE): New.
(LIBGCC2_HAS_XF_MODE): New.
(LIBGCC2_HAS_TF_MODE): New.
* libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
(LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
* libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
(LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
(LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
* config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
and add _fixtfdi, _fixunstfdi, _floatditf
* lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
L_fixunstfdi, L_floatditf.
* config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
(LIBGCC2_HAS_TF_MODE): Define.