gcc/config/ia64/hpux_longdouble.h

   1 /* Definitions of long double support for GNU compiler.
   2    Copyright (C) 2000, 2001 Free Software Foundation, Inc.
   3
   4 This file is part of GNU CC.
   5
   6 GNU CC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU CC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU CC; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.  */
  20
  21 /* We are using IEEE quad precision, not a double-extended with padding.  */
  22 #undef INTEL_EXTENDED_IEEE_FORMAT
  23 #define INTEL_EXTENDED_IEEE_FORMAT 0
  24
  25 /* Define library calls for quad FP operations.  These are all part of the
  26    IA32 and IA64 ABIs.  */
  27
  28 #define ADDTF3_LIBCALL "_U_Qfadd"
  29 #define SUBTF3_LIBCALL "_U_Qfsub"
  30 #define MULTF3_LIBCALL "_U_Qfmpy"
  31 #define DIVTF3_LIBCALL "_U_Qfdiv"
  32 #define NEGTF2_LIBCALL "_U_Qfneg"
  33 #define ABSTF2_LIBCALL "_U_Qfabs"
  34 #define SMINTF3_LIBCALL "_U_Qfmin"
  35 #define SMAXTF3_LIBCALL "_U_Qfmax"
  36 #define EXTENDSFTF2_LIBCALL "_U_Qfcnvff_sgl_to_quad"
  37 #define EXTENDDFTF2_LIBCALL "_U_Qfcnvff_dbl_to_quad"
  38 #define TRUNCTFSF2_LIBCALL "_U_Qfcnvff_quad_to_sgl"
  39 #define TRUNCTFDF2_LIBCALL "_U_Qfcnvff_quad_to_dbl"
  40 #define FLOATSITF2_LIBCALL "_U_Qfcnvxf_sgl_to_quad"
  41 #define FLOATDITF2_LIBCALL "_U_Qfcnvxf_dbl_to_quad"
  42 #define FIX_TRUNCTFSI2_LIBCALL "_U_Qfcnvfxt_quad_to_sgl"
  43 #define FIX_TRUNCTFDI2_LIBCALL "_U_Qfcnvfxt_quad_to_dbl"
  44 #define FIXUNS_TRUNCTFSI2_LIBCALL "_U_Qfcnvfxut_quad_to_sgl"
  45 #define FIXUNS_TRUNCTFDI2_LIBCALL "_U_Qfcnvfxut_quad_to_dbl"
  46 #define EQTF2_LIBCALL "_U_Qfeq"
  47 #define NETF2_LIBCALL "_U_Qfne"
  48 #define GTTF2_LIBCALL "_U_Qfgt"
  49 #define GETF2_LIBCALL "_U_Qfge"
  50 #define LTTF2_LIBCALL "_U_Qflt"
  51 #define LETF2_LIBCALL "_U_Qfle"
  52
  53
  54 #undef INIT_TARGET_OPTABS
  55 #define INIT_TARGET_OPTABS                                              \
  56   do {                                                                  \
  57     add_optab->handlers[(int) TFmode].libfunc                           \
  58       = gen_rtx_SYMBOL_REF (Pmode, ADDTF3_LIBCALL);                     \
  59     sub_optab->handlers[(int) TFmode].libfunc                           \
  60       = gen_rtx_SYMBOL_REF (Pmode, SUBTF3_LIBCALL);                     \
  61     smul_optab->handlers[(int) TFmode].libfunc                          \
  62       = gen_rtx_SYMBOL_REF (Pmode, MULTF3_LIBCALL);                     \
  63     sdiv_optab->handlers[(int) TFmode].libfunc                          \
  64       = gen_rtx_SYMBOL_REF (Pmode, DIVTF3_LIBCALL);                     \
  65     smin_optab->handlers[(int) TFmode].libfunc                          \
  66       = gen_rtx_SYMBOL_REF (Pmode, SMINTF3_LIBCALL);                    \
  67     smax_optab->handlers[(int) TFmode].libfunc                          \
  68       = gen_rtx_SYMBOL_REF (Pmode, SMAXTF3_LIBCALL);                    \
  69     abs_optab->handlers[(int) TFmode].libfunc                           \
  70       = gen_rtx_SYMBOL_REF (Pmode, ABSTF2_LIBCALL);                     \
  71     neg_optab->handlers[(int) TFmode].libfunc                           \
  72       = gen_rtx_SYMBOL_REF (Pmode, NEGTF2_LIBCALL);                     \
  73     extendsftf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, EXTENDSFTF2_LIBCALL); \
  74     extenddftf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, EXTENDDFTF2_LIBCALL); \
  75     trunctfsf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, TRUNCTFSF2_LIBCALL); \
  76     trunctfdf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, TRUNCTFDF2_LIBCALL); \
  77     floatsitf_libfunc = gen_rtx_SYMBOL_REF (Pmode, FLOATSITF2_LIBCALL);  \
  78     floatditf_libfunc = gen_rtx_SYMBOL_REF (Pmode, FLOATDITF2_LIBCALL);  \
  79     fixtfsi_libfunc = gen_rtx_SYMBOL_REF (Pmode, FIX_TRUNCTFSI2_LIBCALL);\
  80     fixtfdi_libfunc = gen_rtx_SYMBOL_REF (Pmode, FIX_TRUNCTFDI2_LIBCALL);\
  81     fixunstfsi_libfunc = gen_rtx_SYMBOL_REF (Pmode, FIXUNS_TRUNCTFSI2_LIBCALL);  \
  82     fixunstfdi_libfunc = gen_rtx_SYMBOL_REF (Pmode, FIXUNS_TRUNCTFDI2_LIBCALL);  \
  83     eqtf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, EQTF2_LIBCALL);          \
  84     netf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, NETF2_LIBCALL);          \
  85     gttf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, GTTF2_LIBCALL);          \
  86     getf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, GETF2_LIBCALL);          \
  87     lttf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, LTTF2_LIBCALL);          \
  88     letf2_libfunc = gen_rtx_SYMBOL_REF (Pmode, LETF2_LIBCALL);          \
  89                                                                         \
  90     INIT_SUBTARGET_OPTABS;                                              \
  91   } while (0)
  92
  93 /* This is meant to be redefined in the host dependent files */
  94 #define INIT_SUBTARGET_OPTABS
  95
  96 /* Nonzero if a floating point comparison library call for
  97    mode MODE that will return a boolean value.  Zero if one
  98    of the libgcc2 functions is used.  */
  99 #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)